j2k.c 478 KB

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  1. /*
  2. * The copyright in this software is being made available under the 2-clauses
  3. * BSD License, included below. This software may be subject to other third
  4. * party and contributor rights, including patent rights, and no such rights
  5. * are granted under this license.
  6. *
  7. * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
  8. * Copyright (c) 2002-2014, Professor Benoit Macq
  9. * Copyright (c) 2001-2003, David Janssens
  10. * Copyright (c) 2002-2003, Yannick Verschueren
  11. * Copyright (c) 2003-2007, Francois-Olivier Devaux
  12. * Copyright (c) 2003-2014, Antonin Descampe
  13. * Copyright (c) 2005, Herve Drolon, FreeImage Team
  14. * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
  15. * Copyright (c) 2006-2007, Parvatha Elangovan
  16. * Copyright (c) 2010-2011, Kaori Hagihara
  17. * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
  18. * Copyright (c) 2012, CS Systemes d'Information, France
  19. * Copyright (c) 2017, IntoPIX SA <support@intopix.com>
  20. * All rights reserved.
  21. *
  22. * Redistribution and use in source and binary forms, with or without
  23. * modification, are permitted provided that the following conditions
  24. * are met:
  25. * 1. Redistributions of source code must retain the above copyright
  26. * notice, this list of conditions and the following disclaimer.
  27. * 2. Redistributions in binary form must reproduce the above copyright
  28. * notice, this list of conditions and the following disclaimer in the
  29. * documentation and/or other materials provided with the distribution.
  30. *
  31. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  32. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  33. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  34. * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  35. * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  36. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  37. * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  38. * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  39. * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  40. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41. * POSSIBILITY OF SUCH DAMAGE.
  42. */
  43. #include "opj_includes.h"
  44. /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
  45. /*@{*/
  46. /** @name Local static functions */
  47. /*@{*/
  48. /**
  49. * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
  50. */
  51. static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
  52. opj_event_mgr_t * p_manager);
  53. /**
  54. * The read header procedure.
  55. */
  56. static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
  57. opj_stream_private_t *p_stream,
  58. opj_event_mgr_t * p_manager);
  59. /**
  60. * The default encoding validation procedure without any extension.
  61. *
  62. * @param p_j2k the jpeg2000 codec to validate.
  63. * @param p_stream the input stream to validate.
  64. * @param p_manager the user event manager.
  65. *
  66. * @return true if the parameters are correct.
  67. */
  68. static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
  69. opj_stream_private_t *p_stream,
  70. opj_event_mgr_t * p_manager);
  71. /**
  72. * The default decoding validation procedure without any extension.
  73. *
  74. * @param p_j2k the jpeg2000 codec to validate.
  75. * @param p_stream the input stream to validate.
  76. * @param p_manager the user event manager.
  77. *
  78. * @return true if the parameters are correct.
  79. */
  80. static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
  81. opj_stream_private_t *p_stream,
  82. opj_event_mgr_t * p_manager);
  83. /**
  84. * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
  85. * are valid. Developpers wanting to extend the library can add their own validation procedures.
  86. */
  87. static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
  88. opj_event_mgr_t * p_manager);
  89. /**
  90. * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
  91. * are valid. Developpers wanting to extend the library can add their own validation procedures.
  92. */
  93. static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
  94. opj_event_mgr_t * p_manager);
  95. /**
  96. * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
  97. * are valid. Developpers wanting to extend the library can add their own validation procedures.
  98. */
  99. static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
  100. opj_event_mgr_t * p_manager);
  101. /**
  102. * The mct encoding validation procedure.
  103. *
  104. * @param p_j2k the jpeg2000 codec to validate.
  105. * @param p_stream the input stream to validate.
  106. * @param p_manager the user event manager.
  107. *
  108. * @return true if the parameters are correct.
  109. */
  110. static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
  111. opj_stream_private_t *p_stream,
  112. opj_event_mgr_t * p_manager);
  113. /**
  114. * Builds the tcd decoder to use to decode tile.
  115. */
  116. static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
  117. opj_stream_private_t *p_stream,
  118. opj_event_mgr_t * p_manager);
  119. /**
  120. * Builds the tcd encoder to use to encode tile.
  121. */
  122. static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
  123. opj_stream_private_t *p_stream,
  124. opj_event_mgr_t * p_manager);
  125. /**
  126. * Creates a tile-coder encoder.
  127. *
  128. * @param p_stream the stream to write data to.
  129. * @param p_j2k J2K codec.
  130. * @param p_manager the user event manager.
  131. */
  132. static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
  133. opj_stream_private_t *p_stream,
  134. opj_event_mgr_t * p_manager);
  135. /**
  136. * Excutes the given procedures on the given codec.
  137. *
  138. * @param p_procedure_list the list of procedures to execute
  139. * @param p_j2k the jpeg2000 codec to execute the procedures on.
  140. * @param p_stream the stream to execute the procedures on.
  141. * @param p_manager the user manager.
  142. *
  143. * @return true if all the procedures were successfully executed.
  144. */
  145. static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
  146. opj_procedure_list_t * p_procedure_list,
  147. opj_stream_private_t *p_stream,
  148. opj_event_mgr_t * p_manager);
  149. /**
  150. * Updates the rates of the tcp.
  151. *
  152. * @param p_stream the stream to write data to.
  153. * @param p_j2k J2K codec.
  154. * @param p_manager the user event manager.
  155. */
  156. static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
  157. opj_stream_private_t *p_stream,
  158. opj_event_mgr_t * p_manager);
  159. /**
  160. * Copies the decoding tile parameters onto all the tile parameters.
  161. * Creates also the tile decoder.
  162. */
  163. static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
  164. opj_stream_private_t *p_stream,
  165. opj_event_mgr_t * p_manager);
  166. /**
  167. * Destroys the memory associated with the decoding of headers.
  168. */
  169. static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
  170. opj_stream_private_t *p_stream,
  171. opj_event_mgr_t * p_manager);
  172. /**
  173. * Reads the lookup table containing all the marker, status and action, and returns the handler associated
  174. * with the marker value.
  175. * @param p_id Marker value to look up
  176. *
  177. * @return the handler associated with the id.
  178. */
  179. static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
  180. OPJ_UINT32 p_id);
  181. /**
  182. * Destroys a tile coding parameter structure.
  183. *
  184. * @param p_tcp the tile coding parameter to destroy.
  185. */
  186. static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
  187. /**
  188. * Destroys the data inside a tile coding parameter structure.
  189. *
  190. * @param p_tcp the tile coding parameter which contain data to destroy.
  191. */
  192. static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
  193. /**
  194. * Destroys a coding parameter structure.
  195. *
  196. * @param p_cp the coding parameter to destroy.
  197. */
  198. static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
  199. /**
  200. * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
  201. *
  202. * @param p_j2k J2K codec.
  203. * @param p_tile_no Tile number
  204. * @param p_first_comp_no The 1st component number to compare.
  205. * @param p_second_comp_no The 1st component number to compare.
  206. *
  207. * @return OPJ_TRUE if SPCdod are equals.
  208. */
  209. static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
  210. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  211. /**
  212. * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
  213. *
  214. * @param p_j2k J2K codec.
  215. * @param p_tile_no FIXME DOC
  216. * @param p_comp_no the component number to output.
  217. * @param p_data FIXME DOC
  218. * @param p_header_size FIXME DOC
  219. * @param p_manager the user event manager.
  220. *
  221. * @return FIXME DOC
  222. */
  223. static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
  224. OPJ_UINT32 p_tile_no,
  225. OPJ_UINT32 p_comp_no,
  226. OPJ_BYTE * p_data,
  227. OPJ_UINT32 * p_header_size,
  228. opj_event_mgr_t * p_manager);
  229. /**
  230. * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
  231. *
  232. * @param p_j2k the J2K codec.
  233. * @param p_tile_no the tile index.
  234. * @param p_comp_no the component being outputted.
  235. *
  236. * @return the number of bytes taken by the SPCod element.
  237. */
  238. static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
  239. OPJ_UINT32 p_tile_no,
  240. OPJ_UINT32 p_comp_no);
  241. /**
  242. * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
  243. * @param p_j2k the jpeg2000 codec.
  244. * @param compno FIXME DOC
  245. * @param p_header_data the data contained in the COM box.
  246. * @param p_header_size the size of the data contained in the COM marker.
  247. * @param p_manager the user event manager.
  248. */
  249. static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
  250. OPJ_UINT32 compno,
  251. OPJ_BYTE * p_header_data,
  252. OPJ_UINT32 * p_header_size,
  253. opj_event_mgr_t * p_manager);
  254. /**
  255. * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  256. *
  257. * @param p_tile_no the tile index.
  258. * @param p_comp_no the component being outputted.
  259. * @param p_j2k the J2K codec.
  260. *
  261. * @return the number of bytes taken by the SPCod element.
  262. */
  263. static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
  264. OPJ_UINT32 p_tile_no,
  265. OPJ_UINT32 p_comp_no);
  266. /**
  267. * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  268. *
  269. * @param p_j2k J2K codec.
  270. * @param p_tile_no the tile to output.
  271. * @param p_first_comp_no the first component number to compare.
  272. * @param p_second_comp_no the second component number to compare.
  273. *
  274. * @return OPJ_TRUE if equals.
  275. */
  276. static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
  277. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  278. /**
  279. * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  280. *
  281. * @param p_tile_no the tile to output.
  282. * @param p_comp_no the component number to output.
  283. * @param p_data the data buffer.
  284. * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
  285. * @param p_j2k J2K codec.
  286. * @param p_manager the user event manager.
  287. *
  288. */
  289. static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
  290. OPJ_UINT32 p_tile_no,
  291. OPJ_UINT32 p_comp_no,
  292. OPJ_BYTE * p_data,
  293. OPJ_UINT32 * p_header_size,
  294. opj_event_mgr_t * p_manager);
  295. /**
  296. * Updates the Tile Length Marker.
  297. */
  298. static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
  299. /**
  300. * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  301. *
  302. * @param p_j2k J2K codec.
  303. * @param compno the component number to output.
  304. * @param p_header_data the data buffer.
  305. * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
  306. * @param p_manager the user event manager.
  307. *
  308. */
  309. static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
  310. OPJ_UINT32 compno,
  311. OPJ_BYTE * p_header_data,
  312. OPJ_UINT32 * p_header_size,
  313. opj_event_mgr_t * p_manager);
  314. /**
  315. * Copies the tile component parameters of all the component from the first tile component.
  316. *
  317. * @param p_j2k the J2k codec.
  318. */
  319. static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
  320. /**
  321. * Copies the tile quantization parameters of all the component from the first tile component.
  322. *
  323. * @param p_j2k the J2k codec.
  324. */
  325. static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
  326. /**
  327. * Reads the tiles.
  328. */
  329. static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
  330. opj_stream_private_t *p_stream,
  331. opj_event_mgr_t * p_manager);
  332. static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
  333. OPJ_UINT32 p_tile_index,
  334. opj_stream_private_t *p_stream,
  335. opj_event_mgr_t * p_manager);
  336. static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
  337. opj_image_t* p_output_image);
  338. static void opj_get_tile_dimensions(opj_image_t * l_image,
  339. opj_tcd_tilecomp_t * l_tilec,
  340. opj_image_comp_t * l_img_comp,
  341. OPJ_UINT32* l_size_comp,
  342. OPJ_UINT32* l_width,
  343. OPJ_UINT32* l_height,
  344. OPJ_UINT32* l_offset_x,
  345. OPJ_UINT32* l_offset_y,
  346. OPJ_UINT32* l_image_width,
  347. OPJ_UINT32* l_stride,
  348. OPJ_UINT32* l_tile_offset);
  349. static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
  350. static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
  351. opj_stream_private_t *p_stream,
  352. opj_event_mgr_t * p_manager);
  353. /**
  354. * Sets up the procedures to do on writing header.
  355. * Developers wanting to extend the library can add their own writing procedures.
  356. */
  357. static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
  358. opj_event_mgr_t * p_manager);
  359. static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
  360. OPJ_BYTE * p_data,
  361. OPJ_UINT32 * p_data_written,
  362. OPJ_UINT32 total_data_size,
  363. opj_stream_private_t *p_stream,
  364. struct opj_event_mgr * p_manager);
  365. static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
  366. OPJ_BYTE * p_data,
  367. OPJ_UINT32 * p_data_written,
  368. OPJ_UINT32 total_data_size,
  369. opj_stream_private_t *p_stream,
  370. struct opj_event_mgr * p_manager);
  371. /**
  372. * Gets the offset of the header.
  373. *
  374. * @param p_stream the stream to write data to.
  375. * @param p_j2k J2K codec.
  376. * @param p_manager the user event manager.
  377. */
  378. static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
  379. opj_stream_private_t *p_stream,
  380. opj_event_mgr_t * p_manager);
  381. static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
  382. /*
  383. * -----------------------------------------------------------------------
  384. * -----------------------------------------------------------------------
  385. * -----------------------------------------------------------------------
  386. */
  387. /**
  388. * Writes the SOC marker (Start Of Codestream)
  389. *
  390. * @param p_stream the stream to write data to.
  391. * @param p_j2k J2K codec.
  392. * @param p_manager the user event manager.
  393. */
  394. static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
  395. opj_stream_private_t *p_stream,
  396. opj_event_mgr_t * p_manager);
  397. /**
  398. * Reads a SOC marker (Start of Codestream)
  399. * @param p_j2k the jpeg2000 file codec.
  400. * @param p_stream XXX needs data
  401. * @param p_manager the user event manager.
  402. */
  403. static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
  404. opj_stream_private_t *p_stream,
  405. opj_event_mgr_t * p_manager);
  406. /**
  407. * Writes the SIZ marker (image and tile size)
  408. *
  409. * @param p_j2k J2K codec.
  410. * @param p_stream the stream to write data to.
  411. * @param p_manager the user event manager.
  412. */
  413. static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
  414. opj_stream_private_t *p_stream,
  415. opj_event_mgr_t * p_manager);
  416. /**
  417. * Reads a SIZ marker (image and tile size)
  418. * @param p_j2k the jpeg2000 file codec.
  419. * @param p_header_data the data contained in the SIZ box.
  420. * @param p_header_size the size of the data contained in the SIZ marker.
  421. * @param p_manager the user event manager.
  422. */
  423. static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
  424. OPJ_BYTE * p_header_data,
  425. OPJ_UINT32 p_header_size,
  426. opj_event_mgr_t * p_manager);
  427. /**
  428. * Writes the COM marker (comment)
  429. *
  430. * @param p_stream the stream to write data to.
  431. * @param p_j2k J2K codec.
  432. * @param p_manager the user event manager.
  433. */
  434. static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
  435. opj_stream_private_t *p_stream,
  436. opj_event_mgr_t * p_manager);
  437. /**
  438. * Reads a COM marker (comments)
  439. * @param p_j2k the jpeg2000 file codec.
  440. * @param p_header_data the data contained in the COM box.
  441. * @param p_header_size the size of the data contained in the COM marker.
  442. * @param p_manager the user event manager.
  443. */
  444. static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
  445. OPJ_BYTE * p_header_data,
  446. OPJ_UINT32 p_header_size,
  447. opj_event_mgr_t * p_manager);
  448. /**
  449. * Writes the COD marker (Coding style default)
  450. *
  451. * @param p_stream the stream to write data to.
  452. * @param p_j2k J2K codec.
  453. * @param p_manager the user event manager.
  454. */
  455. static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
  456. opj_stream_private_t *p_stream,
  457. opj_event_mgr_t * p_manager);
  458. /**
  459. * Reads a COD marker (Coding style defaults)
  460. * @param p_header_data the data contained in the COD box.
  461. * @param p_j2k the jpeg2000 codec.
  462. * @param p_header_size the size of the data contained in the COD marker.
  463. * @param p_manager the user event manager.
  464. */
  465. static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
  466. OPJ_BYTE * p_header_data,
  467. OPJ_UINT32 p_header_size,
  468. opj_event_mgr_t * p_manager);
  469. /**
  470. * Compares 2 COC markers (Coding style component)
  471. *
  472. * @param p_j2k J2K codec.
  473. * @param p_first_comp_no the index of the first component to compare.
  474. * @param p_second_comp_no the index of the second component to compare.
  475. *
  476. * @return OPJ_TRUE if equals
  477. */
  478. static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
  479. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  480. /**
  481. * Writes the COC marker (Coding style component)
  482. *
  483. * @param p_j2k J2K codec.
  484. * @param p_comp_no the index of the component to output.
  485. * @param p_stream the stream to write data to.
  486. * @param p_manager the user event manager.
  487. */
  488. static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
  489. OPJ_UINT32 p_comp_no,
  490. opj_stream_private_t *p_stream,
  491. opj_event_mgr_t * p_manager);
  492. /**
  493. * Writes the COC marker (Coding style component)
  494. *
  495. * @param p_j2k J2K codec.
  496. * @param p_comp_no the index of the component to output.
  497. * @param p_data FIXME DOC
  498. * @param p_data_written FIXME DOC
  499. * @param p_manager the user event manager.
  500. */
  501. static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
  502. OPJ_UINT32 p_comp_no,
  503. OPJ_BYTE * p_data,
  504. OPJ_UINT32 * p_data_written,
  505. opj_event_mgr_t * p_manager);
  506. /**
  507. * Gets the maximum size taken by a coc.
  508. *
  509. * @param p_j2k the jpeg2000 codec to use.
  510. */
  511. static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
  512. /**
  513. * Reads a COC marker (Coding Style Component)
  514. * @param p_header_data the data contained in the COC box.
  515. * @param p_j2k the jpeg2000 codec.
  516. * @param p_header_size the size of the data contained in the COC marker.
  517. * @param p_manager the user event manager.
  518. */
  519. static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
  520. OPJ_BYTE * p_header_data,
  521. OPJ_UINT32 p_header_size,
  522. opj_event_mgr_t * p_manager);
  523. /**
  524. * Writes the QCD marker (quantization default)
  525. *
  526. * @param p_j2k J2K codec.
  527. * @param p_stream the stream to write data to.
  528. * @param p_manager the user event manager.
  529. */
  530. static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
  531. opj_stream_private_t *p_stream,
  532. opj_event_mgr_t * p_manager);
  533. /**
  534. * Reads a QCD marker (Quantization defaults)
  535. * @param p_header_data the data contained in the QCD box.
  536. * @param p_j2k the jpeg2000 codec.
  537. * @param p_header_size the size of the data contained in the QCD marker.
  538. * @param p_manager the user event manager.
  539. */
  540. static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
  541. OPJ_BYTE * p_header_data,
  542. OPJ_UINT32 p_header_size,
  543. opj_event_mgr_t * p_manager);
  544. /**
  545. * Compare QCC markers (quantization component)
  546. *
  547. * @param p_j2k J2K codec.
  548. * @param p_first_comp_no the index of the first component to compare.
  549. * @param p_second_comp_no the index of the second component to compare.
  550. *
  551. * @return OPJ_TRUE if equals.
  552. */
  553. static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
  554. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  555. /**
  556. * Writes the QCC marker (quantization component)
  557. *
  558. * @param p_comp_no the index of the component to output.
  559. * @param p_stream the stream to write data to.
  560. * @param p_j2k J2K codec.
  561. * @param p_manager the user event manager.
  562. */
  563. static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
  564. OPJ_UINT32 p_comp_no,
  565. opj_stream_private_t *p_stream,
  566. opj_event_mgr_t * p_manager);
  567. /**
  568. * Writes the QCC marker (quantization component)
  569. *
  570. * @param p_j2k J2K codec.
  571. * @param p_comp_no the index of the component to output.
  572. * @param p_data FIXME DOC
  573. * @param p_data_written the stream to write data to.
  574. * @param p_manager the user event manager.
  575. */
  576. static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
  577. OPJ_UINT32 p_comp_no,
  578. OPJ_BYTE * p_data,
  579. OPJ_UINT32 * p_data_written,
  580. opj_event_mgr_t * p_manager);
  581. /**
  582. * Gets the maximum size taken by a qcc.
  583. */
  584. static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
  585. /**
  586. * Reads a QCC marker (Quantization component)
  587. * @param p_header_data the data contained in the QCC box.
  588. * @param p_j2k the jpeg2000 codec.
  589. * @param p_header_size the size of the data contained in the QCC marker.
  590. * @param p_manager the user event manager.
  591. */
  592. static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
  593. OPJ_BYTE * p_header_data,
  594. OPJ_UINT32 p_header_size,
  595. opj_event_mgr_t * p_manager);
  596. /**
  597. * Writes the POC marker (Progression Order Change)
  598. *
  599. * @param p_stream the stream to write data to.
  600. * @param p_j2k J2K codec.
  601. * @param p_manager the user event manager.
  602. */
  603. static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
  604. opj_stream_private_t *p_stream,
  605. opj_event_mgr_t * p_manager);
  606. /**
  607. * Writes the POC marker (Progression Order Change)
  608. *
  609. * @param p_j2k J2K codec.
  610. * @param p_data FIXME DOC
  611. * @param p_data_written the stream to write data to.
  612. * @param p_manager the user event manager.
  613. */
  614. static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
  615. OPJ_BYTE * p_data,
  616. OPJ_UINT32 * p_data_written,
  617. opj_event_mgr_t * p_manager);
  618. /**
  619. * Gets the maximum size taken by the writing of a POC.
  620. */
  621. static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
  622. /**
  623. * Reads a POC marker (Progression Order Change)
  624. *
  625. * @param p_header_data the data contained in the POC box.
  626. * @param p_j2k the jpeg2000 codec.
  627. * @param p_header_size the size of the data contained in the POC marker.
  628. * @param p_manager the user event manager.
  629. */
  630. static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
  631. OPJ_BYTE * p_header_data,
  632. OPJ_UINT32 p_header_size,
  633. opj_event_mgr_t * p_manager);
  634. /**
  635. * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
  636. */
  637. static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
  638. /**
  639. * Gets the maximum size taken by the headers of the SOT.
  640. *
  641. * @param p_j2k the jpeg2000 codec to use.
  642. */
  643. static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
  644. /**
  645. * Reads a CRG marker (Component registration)
  646. *
  647. * @param p_header_data the data contained in the TLM box.
  648. * @param p_j2k the jpeg2000 codec.
  649. * @param p_header_size the size of the data contained in the TLM marker.
  650. * @param p_manager the user event manager.
  651. */
  652. static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
  653. OPJ_BYTE * p_header_data,
  654. OPJ_UINT32 p_header_size,
  655. opj_event_mgr_t * p_manager);
  656. /**
  657. * Reads a TLM marker (Tile Length Marker)
  658. *
  659. * @param p_header_data the data contained in the TLM box.
  660. * @param p_j2k the jpeg2000 codec.
  661. * @param p_header_size the size of the data contained in the TLM marker.
  662. * @param p_manager the user event manager.
  663. */
  664. static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
  665. OPJ_BYTE * p_header_data,
  666. OPJ_UINT32 p_header_size,
  667. opj_event_mgr_t * p_manager);
  668. /**
  669. * Writes the updated tlm.
  670. *
  671. * @param p_stream the stream to write data to.
  672. * @param p_j2k J2K codec.
  673. * @param p_manager the user event manager.
  674. */
  675. static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
  676. opj_stream_private_t *p_stream,
  677. opj_event_mgr_t * p_manager);
  678. /**
  679. * Reads a PLM marker (Packet length, main header marker)
  680. *
  681. * @param p_header_data the data contained in the TLM box.
  682. * @param p_j2k the jpeg2000 codec.
  683. * @param p_header_size the size of the data contained in the TLM marker.
  684. * @param p_manager the user event manager.
  685. */
  686. static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
  687. OPJ_BYTE * p_header_data,
  688. OPJ_UINT32 p_header_size,
  689. opj_event_mgr_t * p_manager);
  690. /**
  691. * Reads a PLT marker (Packet length, tile-part header)
  692. *
  693. * @param p_header_data the data contained in the PLT box.
  694. * @param p_j2k the jpeg2000 codec.
  695. * @param p_header_size the size of the data contained in the PLT marker.
  696. * @param p_manager the user event manager.
  697. */
  698. static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
  699. OPJ_BYTE * p_header_data,
  700. OPJ_UINT32 p_header_size,
  701. opj_event_mgr_t * p_manager);
  702. /**
  703. * Reads a PPM marker (Packed headers, main header)
  704. *
  705. * @param p_header_data the data contained in the POC box.
  706. * @param p_j2k the jpeg2000 codec.
  707. * @param p_header_size the size of the data contained in the POC marker.
  708. * @param p_manager the user event manager.
  709. */
  710. static OPJ_BOOL opj_j2k_read_ppm(
  711. opj_j2k_t *p_j2k,
  712. OPJ_BYTE * p_header_data,
  713. OPJ_UINT32 p_header_size,
  714. opj_event_mgr_t * p_manager);
  715. /**
  716. * Merges all PPM markers read (Packed headers, main header)
  717. *
  718. * @param p_cp main coding parameters.
  719. * @param p_manager the user event manager.
  720. */
  721. static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
  722. /**
  723. * Reads a PPT marker (Packed packet headers, tile-part header)
  724. *
  725. * @param p_header_data the data contained in the PPT box.
  726. * @param p_j2k the jpeg2000 codec.
  727. * @param p_header_size the size of the data contained in the PPT marker.
  728. * @param p_manager the user event manager.
  729. */
  730. static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
  731. OPJ_BYTE * p_header_data,
  732. OPJ_UINT32 p_header_size,
  733. opj_event_mgr_t * p_manager);
  734. /**
  735. * Merges all PPT markers read (Packed headers, tile-part header)
  736. *
  737. * @param p_tcp the tile.
  738. * @param p_manager the user event manager.
  739. */
  740. static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
  741. opj_event_mgr_t * p_manager);
  742. /**
  743. * Writes the TLM marker (Tile Length Marker)
  744. *
  745. * @param p_stream the stream to write data to.
  746. * @param p_j2k J2K codec.
  747. * @param p_manager the user event manager.
  748. */
  749. static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
  750. opj_stream_private_t *p_stream,
  751. opj_event_mgr_t * p_manager);
  752. /**
  753. * Writes the SOT marker (Start of tile-part)
  754. *
  755. * @param p_j2k J2K codec.
  756. * @param p_data Output buffer
  757. * @param total_data_size Output buffer size
  758. * @param p_data_written Number of bytes written into stream
  759. * @param p_stream the stream to write data to.
  760. * @param p_manager the user event manager.
  761. */
  762. static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
  763. OPJ_BYTE * p_data,
  764. OPJ_UINT32 total_data_size,
  765. OPJ_UINT32 * p_data_written,
  766. const opj_stream_private_t *p_stream,
  767. opj_event_mgr_t * p_manager);
  768. /**
  769. * Reads values from a SOT marker (Start of tile-part)
  770. *
  771. * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
  772. *
  773. * @param p_header_data the data contained in the SOT marker.
  774. * @param p_header_size the size of the data contained in the SOT marker.
  775. * @param p_tile_no Isot.
  776. * @param p_tot_len Psot.
  777. * @param p_current_part TPsot.
  778. * @param p_num_parts TNsot.
  779. * @param p_manager the user event manager.
  780. */
  781. static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
  782. OPJ_UINT32 p_header_size,
  783. OPJ_UINT32* p_tile_no,
  784. OPJ_UINT32* p_tot_len,
  785. OPJ_UINT32* p_current_part,
  786. OPJ_UINT32* p_num_parts,
  787. opj_event_mgr_t * p_manager);
  788. /**
  789. * Reads a SOT marker (Start of tile-part)
  790. *
  791. * @param p_header_data the data contained in the SOT marker.
  792. * @param p_j2k the jpeg2000 codec.
  793. * @param p_header_size the size of the data contained in the PPT marker.
  794. * @param p_manager the user event manager.
  795. */
  796. static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
  797. OPJ_BYTE * p_header_data,
  798. OPJ_UINT32 p_header_size,
  799. opj_event_mgr_t * p_manager);
  800. /**
  801. * Writes the SOD marker (Start of data)
  802. *
  803. * This also writes optional PLT markers (before SOD)
  804. *
  805. * @param p_j2k J2K codec.
  806. * @param p_tile_coder FIXME DOC
  807. * @param p_data FIXME DOC
  808. * @param p_data_written FIXME DOC
  809. * @param total_data_size FIXME DOC
  810. * @param p_stream the stream to write data to.
  811. * @param p_manager the user event manager.
  812. */
  813. static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
  814. opj_tcd_t * p_tile_coder,
  815. OPJ_BYTE * p_data,
  816. OPJ_UINT32 * p_data_written,
  817. OPJ_UINT32 total_data_size,
  818. const opj_stream_private_t *p_stream,
  819. opj_event_mgr_t * p_manager);
  820. /**
  821. * Reads a SOD marker (Start Of Data)
  822. *
  823. * @param p_j2k the jpeg2000 codec.
  824. * @param p_stream FIXME DOC
  825. * @param p_manager the user event manager.
  826. */
  827. static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
  828. opj_stream_private_t *p_stream,
  829. opj_event_mgr_t * p_manager);
  830. static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
  831. {
  832. opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
  833. p_j2k->m_current_tile_number, 1); /* PSOT */
  834. ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current;
  835. opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
  836. p_tile_part_size, 4); /* PSOT */
  837. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
  838. }
  839. /**
  840. * Writes the RGN marker (Region Of Interest)
  841. *
  842. * @param p_tile_no the tile to output
  843. * @param p_comp_no the component to output
  844. * @param nb_comps the number of components
  845. * @param p_stream the stream to write data to.
  846. * @param p_j2k J2K codec.
  847. * @param p_manager the user event manager.
  848. */
  849. static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
  850. OPJ_UINT32 p_tile_no,
  851. OPJ_UINT32 p_comp_no,
  852. OPJ_UINT32 nb_comps,
  853. opj_stream_private_t *p_stream,
  854. opj_event_mgr_t * p_manager);
  855. /**
  856. * Reads a RGN marker (Region Of Interest)
  857. *
  858. * @param p_header_data the data contained in the POC box.
  859. * @param p_j2k the jpeg2000 codec.
  860. * @param p_header_size the size of the data contained in the POC marker.
  861. * @param p_manager the user event manager.
  862. */
  863. static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
  864. OPJ_BYTE * p_header_data,
  865. OPJ_UINT32 p_header_size,
  866. opj_event_mgr_t * p_manager);
  867. /**
  868. * Writes the EOC marker (End of Codestream)
  869. *
  870. * @param p_stream the stream to write data to.
  871. * @param p_j2k J2K codec.
  872. * @param p_manager the user event manager.
  873. */
  874. static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
  875. opj_stream_private_t *p_stream,
  876. opj_event_mgr_t * p_manager);
  877. #if 0
  878. /**
  879. * Reads a EOC marker (End Of Codestream)
  880. *
  881. * @param p_j2k the jpeg2000 codec.
  882. * @param p_stream FIXME DOC
  883. * @param p_manager the user event manager.
  884. */
  885. static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
  886. opj_stream_private_t *p_stream,
  887. opj_event_mgr_t * p_manager);
  888. #endif
  889. /**
  890. * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
  891. *
  892. * @param p_stream the stream to write data to.
  893. * @param p_j2k J2K codec.
  894. * @param p_manager the user event manager.
  895. */
  896. static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
  897. opj_stream_private_t *p_stream,
  898. opj_event_mgr_t * p_manager);
  899. /**
  900. * Inits the Info
  901. *
  902. * @param p_stream the stream to write data to.
  903. * @param p_j2k J2K codec.
  904. * @param p_manager the user event manager.
  905. */
  906. static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
  907. opj_stream_private_t *p_stream,
  908. opj_event_mgr_t * p_manager);
  909. /**
  910. Add main header marker information
  911. @param cstr_index Codestream information structure
  912. @param type marker type
  913. @param pos byte offset of marker segment
  914. @param len length of marker segment
  915. */
  916. static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
  917. OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
  918. /**
  919. Add tile header marker information
  920. @param tileno tile index number
  921. @param cstr_index Codestream information structure
  922. @param type marker type
  923. @param pos byte offset of marker segment
  924. @param len length of marker segment
  925. */
  926. static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
  927. opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
  928. OPJ_UINT32 len);
  929. /**
  930. * Reads an unknown marker
  931. *
  932. * @param p_j2k the jpeg2000 codec.
  933. * @param p_stream the stream object to read from.
  934. * @param output_marker FIXME DOC
  935. * @param p_manager the user event manager.
  936. *
  937. * @return true if the marker could be deduced.
  938. */
  939. static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
  940. opj_stream_private_t *p_stream,
  941. OPJ_UINT32 *output_marker,
  942. opj_event_mgr_t * p_manager);
  943. /**
  944. * Writes the MCT marker (Multiple Component Transform)
  945. *
  946. * @param p_j2k J2K codec.
  947. * @param p_mct_record FIXME DOC
  948. * @param p_stream the stream to write data to.
  949. * @param p_manager the user event manager.
  950. */
  951. static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
  952. opj_mct_data_t * p_mct_record,
  953. opj_stream_private_t *p_stream,
  954. opj_event_mgr_t * p_manager);
  955. /**
  956. * Reads a MCT marker (Multiple Component Transform)
  957. *
  958. * @param p_header_data the data contained in the MCT box.
  959. * @param p_j2k the jpeg2000 codec.
  960. * @param p_header_size the size of the data contained in the MCT marker.
  961. * @param p_manager the user event manager.
  962. */
  963. static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
  964. OPJ_BYTE * p_header_data,
  965. OPJ_UINT32 p_header_size,
  966. opj_event_mgr_t * p_manager);
  967. /**
  968. * Writes the MCC marker (Multiple Component Collection)
  969. *
  970. * @param p_j2k J2K codec.
  971. * @param p_mcc_record FIXME DOC
  972. * @param p_stream the stream to write data to.
  973. * @param p_manager the user event manager.
  974. */
  975. static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
  976. opj_simple_mcc_decorrelation_data_t * p_mcc_record,
  977. opj_stream_private_t *p_stream,
  978. opj_event_mgr_t * p_manager);
  979. /**
  980. * Reads a MCC marker (Multiple Component Collection)
  981. *
  982. * @param p_header_data the data contained in the MCC box.
  983. * @param p_j2k the jpeg2000 codec.
  984. * @param p_header_size the size of the data contained in the MCC marker.
  985. * @param p_manager the user event manager.
  986. */
  987. static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
  988. OPJ_BYTE * p_header_data,
  989. OPJ_UINT32 p_header_size,
  990. opj_event_mgr_t * p_manager);
  991. /**
  992. * Writes the MCO marker (Multiple component transformation ordering)
  993. *
  994. * @param p_stream the stream to write data to.
  995. * @param p_j2k J2K codec.
  996. * @param p_manager the user event manager.
  997. */
  998. static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
  999. opj_stream_private_t *p_stream,
  1000. opj_event_mgr_t * p_manager);
  1001. /**
  1002. * Reads a MCO marker (Multiple Component Transform Ordering)
  1003. *
  1004. * @param p_header_data the data contained in the MCO box.
  1005. * @param p_j2k the jpeg2000 codec.
  1006. * @param p_header_size the size of the data contained in the MCO marker.
  1007. * @param p_manager the user event manager.
  1008. */
  1009. static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
  1010. OPJ_BYTE * p_header_data,
  1011. OPJ_UINT32 p_header_size,
  1012. opj_event_mgr_t * p_manager);
  1013. static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
  1014. OPJ_UINT32 p_index);
  1015. static void opj_j2k_read_int16_to_float(const void * p_src_data,
  1016. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1017. static void opj_j2k_read_int32_to_float(const void * p_src_data,
  1018. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1019. static void opj_j2k_read_float32_to_float(const void * p_src_data,
  1020. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1021. static void opj_j2k_read_float64_to_float(const void * p_src_data,
  1022. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1023. static void opj_j2k_read_int16_to_int32(const void * p_src_data,
  1024. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1025. static void opj_j2k_read_int32_to_int32(const void * p_src_data,
  1026. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1027. static void opj_j2k_read_float32_to_int32(const void * p_src_data,
  1028. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1029. static void opj_j2k_read_float64_to_int32(const void * p_src_data,
  1030. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1031. static void opj_j2k_write_float_to_int16(const void * p_src_data,
  1032. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1033. static void opj_j2k_write_float_to_int32(const void * p_src_data,
  1034. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1035. static void opj_j2k_write_float_to_float(const void * p_src_data,
  1036. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1037. static void opj_j2k_write_float_to_float64(const void * p_src_data,
  1038. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1039. /**
  1040. * Ends the encoding, i.e. frees memory.
  1041. *
  1042. * @param p_stream the stream to write data to.
  1043. * @param p_j2k J2K codec.
  1044. * @param p_manager the user event manager.
  1045. */
  1046. static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
  1047. opj_stream_private_t *p_stream,
  1048. opj_event_mgr_t * p_manager);
  1049. /**
  1050. * Writes the CBD marker (Component bit depth definition)
  1051. *
  1052. * @param p_stream the stream to write data to.
  1053. * @param p_j2k J2K codec.
  1054. * @param p_manager the user event manager.
  1055. */
  1056. static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
  1057. opj_stream_private_t *p_stream,
  1058. opj_event_mgr_t * p_manager);
  1059. /**
  1060. * Reads a CBD marker (Component bit depth definition)
  1061. * @param p_header_data the data contained in the CBD box.
  1062. * @param p_j2k the jpeg2000 codec.
  1063. * @param p_header_size the size of the data contained in the CBD marker.
  1064. * @param p_manager the user event manager.
  1065. */
  1066. static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
  1067. OPJ_BYTE * p_header_data,
  1068. OPJ_UINT32 p_header_size,
  1069. opj_event_mgr_t * p_manager);
  1070. /**
  1071. * Writes COC marker for each component.
  1072. *
  1073. * @param p_stream the stream to write data to.
  1074. * @param p_j2k J2K codec.
  1075. * @param p_manager the user event manager.
  1076. */
  1077. static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
  1078. opj_stream_private_t *p_stream,
  1079. opj_event_mgr_t * p_manager);
  1080. /**
  1081. * Writes QCC marker for each component.
  1082. *
  1083. * @param p_stream the stream to write data to.
  1084. * @param p_j2k J2K codec.
  1085. * @param p_manager the user event manager.
  1086. */
  1087. static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
  1088. opj_stream_private_t *p_stream,
  1089. opj_event_mgr_t * p_manager);
  1090. /**
  1091. * Writes regions of interests.
  1092. *
  1093. * @param p_stream the stream to write data to.
  1094. * @param p_j2k J2K codec.
  1095. * @param p_manager the user event manager.
  1096. */
  1097. static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
  1098. opj_stream_private_t *p_stream,
  1099. opj_event_mgr_t * p_manager);
  1100. /**
  1101. * Writes EPC ????
  1102. *
  1103. * @param p_stream the stream to write data to.
  1104. * @param p_j2k J2K codec.
  1105. * @param p_manager the user event manager.
  1106. */
  1107. static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
  1108. opj_stream_private_t *p_stream,
  1109. opj_event_mgr_t * p_manager);
  1110. /**
  1111. * Checks the progression order changes values. Tells of the poc given as input are valid.
  1112. * A nice message is outputted at errors.
  1113. *
  1114. * @param p_pocs the progression order changes.
  1115. * @param tileno the tile number of interest
  1116. * @param p_nb_pocs the number of progression order changes.
  1117. * @param p_nb_resolutions the number of resolutions.
  1118. * @param numcomps the number of components
  1119. * @param numlayers the number of layers.
  1120. * @param p_manager the user event manager.
  1121. *
  1122. * @return true if the pocs are valid.
  1123. */
  1124. static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
  1125. OPJ_UINT32 tileno,
  1126. OPJ_UINT32 p_nb_pocs,
  1127. OPJ_UINT32 p_nb_resolutions,
  1128. OPJ_UINT32 numcomps,
  1129. OPJ_UINT32 numlayers,
  1130. opj_event_mgr_t * p_manager);
  1131. /**
  1132. * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
  1133. *
  1134. * @param cp the coding parameters.
  1135. * @param pino the offset of the given poc (i.e. its position in the coding parameter).
  1136. * @param tileno the given tile.
  1137. *
  1138. * @return the number of tile parts.
  1139. */
  1140. static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
  1141. OPJ_UINT32 tileno);
  1142. /**
  1143. * Calculates the total number of tile parts needed by the encoder to
  1144. * encode such an image. If not enough memory is available, then the function return false.
  1145. *
  1146. * @param p_nb_tiles pointer that will hold the number of tile parts.
  1147. * @param cp the coding parameters for the image.
  1148. * @param image the image to encode.
  1149. * @param p_j2k the p_j2k encoder.
  1150. * @param p_manager the user event manager.
  1151. *
  1152. * @return true if the function was successful, false else.
  1153. */
  1154. static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
  1155. opj_cp_t *cp,
  1156. OPJ_UINT32 * p_nb_tiles,
  1157. opj_image_t *image,
  1158. opj_event_mgr_t * p_manager);
  1159. static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
  1160. static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
  1161. static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
  1162. static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
  1163. static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
  1164. static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
  1165. static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
  1166. opj_image_t *image, opj_event_mgr_t *p_manager);
  1167. static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
  1168. opj_event_mgr_t *p_manager);
  1169. static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
  1170. opj_image_t *image, opj_event_mgr_t *p_manager);
  1171. static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
  1172. opj_image_t *image,
  1173. opj_event_mgr_t *p_manager);
  1174. /**
  1175. * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
  1176. *
  1177. * @param p_stream the stream to read data from.
  1178. * @param tile_no tile number we're looking for.
  1179. * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
  1180. * @param p_manager the user event manager.
  1181. *
  1182. * @return true if the function was successful, false else.
  1183. */
  1184. static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
  1185. *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
  1186. opj_event_mgr_t * p_manager);
  1187. /*@}*/
  1188. /*@}*/
  1189. /* ----------------------------------------------------------------------- */
  1190. typedef struct j2k_prog_order {
  1191. OPJ_PROG_ORDER enum_prog;
  1192. char str_prog[5];
  1193. } j2k_prog_order_t;
  1194. static const j2k_prog_order_t j2k_prog_order_list[] = {
  1195. {OPJ_CPRL, "CPRL"},
  1196. {OPJ_LRCP, "LRCP"},
  1197. {OPJ_PCRL, "PCRL"},
  1198. {OPJ_RLCP, "RLCP"},
  1199. {OPJ_RPCL, "RPCL"},
  1200. {(OPJ_PROG_ORDER) - 1, ""}
  1201. };
  1202. /**
  1203. * FIXME DOC
  1204. */
  1205. static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
  1206. 2,
  1207. 4,
  1208. 4,
  1209. 8
  1210. };
  1211. typedef void (* opj_j2k_mct_function)(const void * p_src_data,
  1212. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1213. static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
  1214. opj_j2k_read_int16_to_float,
  1215. opj_j2k_read_int32_to_float,
  1216. opj_j2k_read_float32_to_float,
  1217. opj_j2k_read_float64_to_float
  1218. };
  1219. static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
  1220. opj_j2k_read_int16_to_int32,
  1221. opj_j2k_read_int32_to_int32,
  1222. opj_j2k_read_float32_to_int32,
  1223. opj_j2k_read_float64_to_int32
  1224. };
  1225. static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
  1226. opj_j2k_write_float_to_int16,
  1227. opj_j2k_write_float_to_int32,
  1228. opj_j2k_write_float_to_float,
  1229. opj_j2k_write_float_to_float64
  1230. };
  1231. typedef struct opj_dec_memory_marker_handler {
  1232. /** marker value */
  1233. OPJ_UINT32 id;
  1234. /** value of the state when the marker can appear */
  1235. OPJ_UINT32 states;
  1236. /** action linked to the marker */
  1237. OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
  1238. OPJ_BYTE * p_header_data,
  1239. OPJ_UINT32 p_header_size,
  1240. opj_event_mgr_t * p_manager);
  1241. }
  1242. opj_dec_memory_marker_handler_t;
  1243. static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
  1244. {
  1245. {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
  1246. {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
  1247. {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
  1248. {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
  1249. {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
  1250. {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
  1251. {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
  1252. {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
  1253. {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
  1254. {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
  1255. {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
  1256. {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
  1257. {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
  1258. {J2K_MS_SOP, 0, 0},
  1259. {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
  1260. {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
  1261. {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
  1262. {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
  1263. {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
  1264. {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
  1265. #ifdef USE_JPWL
  1266. #ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */
  1267. {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
  1268. {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
  1269. {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
  1270. {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
  1271. #endif
  1272. #endif /* USE_JPWL */
  1273. #ifdef USE_JPSEC
  1274. {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
  1275. {J2K_MS_INSEC, 0, j2k_read_insec}
  1276. #endif /* USE_JPSEC */
  1277. {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
  1278. };
  1279. static void opj_j2k_read_int16_to_float(const void * p_src_data,
  1280. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1281. {
  1282. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1283. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1284. OPJ_UINT32 i;
  1285. OPJ_UINT32 l_temp;
  1286. for (i = 0; i < p_nb_elem; ++i) {
  1287. opj_read_bytes(l_src_data, &l_temp, 2);
  1288. l_src_data += sizeof(OPJ_INT16);
  1289. *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
  1290. }
  1291. }
  1292. static void opj_j2k_read_int32_to_float(const void * p_src_data,
  1293. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1294. {
  1295. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1296. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1297. OPJ_UINT32 i;
  1298. OPJ_UINT32 l_temp;
  1299. for (i = 0; i < p_nb_elem; ++i) {
  1300. opj_read_bytes(l_src_data, &l_temp, 4);
  1301. l_src_data += sizeof(OPJ_INT32);
  1302. *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
  1303. }
  1304. }
  1305. static void opj_j2k_read_float32_to_float(const void * p_src_data,
  1306. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1307. {
  1308. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1309. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1310. OPJ_UINT32 i;
  1311. OPJ_FLOAT32 l_temp;
  1312. for (i = 0; i < p_nb_elem; ++i) {
  1313. opj_read_float(l_src_data, &l_temp);
  1314. l_src_data += sizeof(OPJ_FLOAT32);
  1315. *(l_dest_data++) = l_temp;
  1316. }
  1317. }
  1318. static void opj_j2k_read_float64_to_float(const void * p_src_data,
  1319. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1320. {
  1321. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1322. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1323. OPJ_UINT32 i;
  1324. OPJ_FLOAT64 l_temp;
  1325. for (i = 0; i < p_nb_elem; ++i) {
  1326. opj_read_double(l_src_data, &l_temp);
  1327. l_src_data += sizeof(OPJ_FLOAT64);
  1328. *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
  1329. }
  1330. }
  1331. static void opj_j2k_read_int16_to_int32(const void * p_src_data,
  1332. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1333. {
  1334. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1335. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1336. OPJ_UINT32 i;
  1337. OPJ_UINT32 l_temp;
  1338. for (i = 0; i < p_nb_elem; ++i) {
  1339. opj_read_bytes(l_src_data, &l_temp, 2);
  1340. l_src_data += sizeof(OPJ_INT16);
  1341. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1342. }
  1343. }
  1344. static void opj_j2k_read_int32_to_int32(const void * p_src_data,
  1345. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1346. {
  1347. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1348. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1349. OPJ_UINT32 i;
  1350. OPJ_UINT32 l_temp;
  1351. for (i = 0; i < p_nb_elem; ++i) {
  1352. opj_read_bytes(l_src_data, &l_temp, 4);
  1353. l_src_data += sizeof(OPJ_INT32);
  1354. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1355. }
  1356. }
  1357. static void opj_j2k_read_float32_to_int32(const void * p_src_data,
  1358. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1359. {
  1360. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1361. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1362. OPJ_UINT32 i;
  1363. OPJ_FLOAT32 l_temp;
  1364. for (i = 0; i < p_nb_elem; ++i) {
  1365. opj_read_float(l_src_data, &l_temp);
  1366. l_src_data += sizeof(OPJ_FLOAT32);
  1367. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1368. }
  1369. }
  1370. static void opj_j2k_read_float64_to_int32(const void * p_src_data,
  1371. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1372. {
  1373. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1374. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1375. OPJ_UINT32 i;
  1376. OPJ_FLOAT64 l_temp;
  1377. for (i = 0; i < p_nb_elem; ++i) {
  1378. opj_read_double(l_src_data, &l_temp);
  1379. l_src_data += sizeof(OPJ_FLOAT64);
  1380. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1381. }
  1382. }
  1383. static void opj_j2k_write_float_to_int16(const void * p_src_data,
  1384. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1385. {
  1386. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1387. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1388. OPJ_UINT32 i;
  1389. OPJ_UINT32 l_temp;
  1390. for (i = 0; i < p_nb_elem; ++i) {
  1391. l_temp = (OPJ_UINT32) * (l_src_data++);
  1392. opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
  1393. l_dest_data += sizeof(OPJ_INT16);
  1394. }
  1395. }
  1396. static void opj_j2k_write_float_to_int32(const void * p_src_data,
  1397. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1398. {
  1399. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1400. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1401. OPJ_UINT32 i;
  1402. OPJ_UINT32 l_temp;
  1403. for (i = 0; i < p_nb_elem; ++i) {
  1404. l_temp = (OPJ_UINT32) * (l_src_data++);
  1405. opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
  1406. l_dest_data += sizeof(OPJ_INT32);
  1407. }
  1408. }
  1409. static void opj_j2k_write_float_to_float(const void * p_src_data,
  1410. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1411. {
  1412. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1413. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1414. OPJ_UINT32 i;
  1415. OPJ_FLOAT32 l_temp;
  1416. for (i = 0; i < p_nb_elem; ++i) {
  1417. l_temp = (OPJ_FLOAT32) * (l_src_data++);
  1418. opj_write_float(l_dest_data, l_temp);
  1419. l_dest_data += sizeof(OPJ_FLOAT32);
  1420. }
  1421. }
  1422. static void opj_j2k_write_float_to_float64(const void * p_src_data,
  1423. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1424. {
  1425. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1426. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1427. OPJ_UINT32 i;
  1428. OPJ_FLOAT64 l_temp;
  1429. for (i = 0; i < p_nb_elem; ++i) {
  1430. l_temp = (OPJ_FLOAT64) * (l_src_data++);
  1431. opj_write_double(l_dest_data, l_temp);
  1432. l_dest_data += sizeof(OPJ_FLOAT64);
  1433. }
  1434. }
  1435. const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
  1436. {
  1437. const j2k_prog_order_t *po;
  1438. for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
  1439. if (po->enum_prog == prg_order) {
  1440. return po->str_prog;
  1441. }
  1442. }
  1443. return po->str_prog;
  1444. }
  1445. static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
  1446. OPJ_UINT32 tileno,
  1447. OPJ_UINT32 p_nb_pocs,
  1448. OPJ_UINT32 p_nb_resolutions,
  1449. OPJ_UINT32 p_num_comps,
  1450. OPJ_UINT32 p_num_layers,
  1451. opj_event_mgr_t * p_manager)
  1452. {
  1453. OPJ_UINT32* packet_array;
  1454. OPJ_UINT32 index, resno, compno, layno;
  1455. OPJ_UINT32 i;
  1456. OPJ_UINT32 step_c = 1;
  1457. OPJ_UINT32 step_r = p_num_comps * step_c;
  1458. OPJ_UINT32 step_l = p_nb_resolutions * step_r;
  1459. OPJ_BOOL loss = OPJ_FALSE;
  1460. assert(p_nb_pocs > 0);
  1461. packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
  1462. sizeof(OPJ_UINT32));
  1463. if (packet_array == 00) {
  1464. opj_event_msg(p_manager, EVT_ERROR,
  1465. "Not enough memory for checking the poc values.\n");
  1466. return OPJ_FALSE;
  1467. }
  1468. /* iterate through all the pocs that match our tile of interest. */
  1469. for (i = 0; i < p_nb_pocs; ++i) {
  1470. const opj_poc_t *poc = &p_pocs[i];
  1471. if (tileno + 1 == poc->tile) {
  1472. index = step_r * poc->resno0;
  1473. /* take each resolution for each poc */
  1474. for (resno = poc->resno0 ;
  1475. resno < opj_uint_min(poc->resno1, p_nb_resolutions); ++resno) {
  1476. OPJ_UINT32 res_index = index + poc->compno0 * step_c;
  1477. /* take each comp of each resolution for each poc */
  1478. for (compno = poc->compno0 ;
  1479. compno < opj_uint_min(poc->compno1, p_num_comps); ++compno) {
  1480. /* The layer index always starts at zero for every progression. */
  1481. const OPJ_UINT32 layno0 = 0;
  1482. OPJ_UINT32 comp_index = res_index + layno0 * step_l;
  1483. /* and finally take each layer of each res of ... */
  1484. for (layno = layno0; layno < opj_uint_min(poc->layno1, p_num_layers);
  1485. ++layno) {
  1486. packet_array[comp_index] = 1;
  1487. comp_index += step_l;
  1488. }
  1489. res_index += step_c;
  1490. }
  1491. index += step_r;
  1492. }
  1493. }
  1494. }
  1495. index = 0;
  1496. for (layno = 0; layno < p_num_layers ; ++layno) {
  1497. for (resno = 0; resno < p_nb_resolutions; ++resno) {
  1498. for (compno = 0; compno < p_num_comps; ++compno) {
  1499. loss |= (packet_array[index] != 1);
  1500. #ifdef DEBUG_VERBOSE
  1501. if (packet_array[index] != 1) {
  1502. fprintf(stderr,
  1503. "Missing packet in POC: layno=%d resno=%d compno=%d\n",
  1504. layno, resno, compno);
  1505. }
  1506. #endif
  1507. index += step_c;
  1508. }
  1509. }
  1510. }
  1511. if (loss) {
  1512. opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
  1513. }
  1514. opj_free(packet_array);
  1515. return !loss;
  1516. }
  1517. /* ----------------------------------------------------------------------- */
  1518. static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
  1519. OPJ_UINT32 tileno)
  1520. {
  1521. const OPJ_CHAR *prog = 00;
  1522. OPJ_INT32 i;
  1523. OPJ_UINT32 tpnum = 1;
  1524. opj_tcp_t *tcp = 00;
  1525. opj_poc_t * l_current_poc = 00;
  1526. /* preconditions */
  1527. assert(tileno < (cp->tw * cp->th));
  1528. assert(pino < (cp->tcps[tileno].numpocs + 1));
  1529. /* get the given tile coding parameter */
  1530. tcp = &cp->tcps[tileno];
  1531. assert(tcp != 00);
  1532. l_current_poc = &(tcp->pocs[pino]);
  1533. assert(l_current_poc != 0);
  1534. /* get the progression order as a character string */
  1535. prog = opj_j2k_convert_progression_order(tcp->prg);
  1536. assert(strlen(prog) > 0);
  1537. if (cp->m_specific_param.m_enc.m_tp_on == 1) {
  1538. for (i = 0; i < 4; ++i) {
  1539. switch (prog[i]) {
  1540. /* component wise */
  1541. case 'C':
  1542. tpnum *= l_current_poc->compE;
  1543. break;
  1544. /* resolution wise */
  1545. case 'R':
  1546. tpnum *= l_current_poc->resE;
  1547. break;
  1548. /* precinct wise */
  1549. case 'P':
  1550. tpnum *= l_current_poc->prcE;
  1551. break;
  1552. /* layer wise */
  1553. case 'L':
  1554. tpnum *= l_current_poc->layE;
  1555. break;
  1556. }
  1557. /* whould we split here ? */
  1558. if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
  1559. cp->m_specific_param.m_enc.m_tp_pos = i;
  1560. break;
  1561. }
  1562. }
  1563. } else {
  1564. tpnum = 1;
  1565. }
  1566. return tpnum;
  1567. }
  1568. static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
  1569. opj_cp_t *cp,
  1570. OPJ_UINT32 * p_nb_tiles,
  1571. opj_image_t *image,
  1572. opj_event_mgr_t * p_manager
  1573. )
  1574. {
  1575. OPJ_UINT32 pino, tileno;
  1576. OPJ_UINT32 l_nb_tiles;
  1577. opj_tcp_t *tcp;
  1578. /* preconditions */
  1579. assert(p_nb_tiles != 00);
  1580. assert(cp != 00);
  1581. assert(image != 00);
  1582. assert(p_j2k != 00);
  1583. assert(p_manager != 00);
  1584. OPJ_UNUSED(p_j2k);
  1585. OPJ_UNUSED(p_manager);
  1586. l_nb_tiles = cp->tw * cp->th;
  1587. * p_nb_tiles = 0;
  1588. tcp = cp->tcps;
  1589. /* INDEX >> */
  1590. /* TODO mergeV2: check this part which use cstr_info */
  1591. /*if (p_j2k->cstr_info) {
  1592. opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
  1593. for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
  1594. OPJ_UINT32 cur_totnum_tp = 0;
  1595. opj_pi_update_encoding_parameters(image,cp,tileno);
  1596. for (pino = 0; pino <= tcp->numpocs; ++pino)
  1597. {
  1598. OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
  1599. *p_nb_tiles = *p_nb_tiles + tp_num;
  1600. cur_totnum_tp += tp_num;
  1601. }
  1602. tcp->m_nb_tile_parts = cur_totnum_tp;
  1603. l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
  1604. if (l_info_tile_ptr->tp == 00) {
  1605. return OPJ_FALSE;
  1606. }
  1607. memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
  1608. l_info_tile_ptr->num_tps = cur_totnum_tp;
  1609. ++l_info_tile_ptr;
  1610. ++tcp;
  1611. }
  1612. }
  1613. else */{
  1614. for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
  1615. OPJ_UINT32 cur_totnum_tp = 0;
  1616. opj_pi_update_encoding_parameters(image, cp, tileno);
  1617. for (pino = 0; pino <= tcp->numpocs; ++pino) {
  1618. OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
  1619. *p_nb_tiles = *p_nb_tiles + tp_num;
  1620. cur_totnum_tp += tp_num;
  1621. }
  1622. tcp->m_nb_tile_parts = cur_totnum_tp;
  1623. ++tcp;
  1624. }
  1625. }
  1626. return OPJ_TRUE;
  1627. }
  1628. static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
  1629. opj_stream_private_t *p_stream,
  1630. opj_event_mgr_t * p_manager)
  1631. {
  1632. /* 2 bytes will be written */
  1633. OPJ_BYTE * l_start_stream = 00;
  1634. /* preconditions */
  1635. assert(p_stream != 00);
  1636. assert(p_j2k != 00);
  1637. assert(p_manager != 00);
  1638. l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  1639. /* write SOC identifier */
  1640. opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
  1641. if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
  1642. return OPJ_FALSE;
  1643. }
  1644. /* UniPG>> */
  1645. #ifdef USE_JPWL
  1646. /* update markers struct */
  1647. /*
  1648. OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
  1649. */
  1650. assert(0 && "TODO");
  1651. #endif /* USE_JPWL */
  1652. /* <<UniPG */
  1653. return OPJ_TRUE;
  1654. }
  1655. /**
  1656. * Reads a SOC marker (Start of Codestream)
  1657. * @param p_j2k the jpeg2000 file codec.
  1658. * @param p_stream FIXME DOC
  1659. * @param p_manager the user event manager.
  1660. */
  1661. static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
  1662. opj_stream_private_t *p_stream,
  1663. opj_event_mgr_t * p_manager
  1664. )
  1665. {
  1666. OPJ_BYTE l_data [2];
  1667. OPJ_UINT32 l_marker;
  1668. /* preconditions */
  1669. assert(p_j2k != 00);
  1670. assert(p_manager != 00);
  1671. assert(p_stream != 00);
  1672. if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
  1673. return OPJ_FALSE;
  1674. }
  1675. opj_read_bytes(l_data, &l_marker, 2);
  1676. if (l_marker != J2K_MS_SOC) {
  1677. return OPJ_FALSE;
  1678. }
  1679. /* Next marker should be a SIZ marker in the main header */
  1680. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
  1681. /* FIXME move it in a index structure included in p_j2k*/
  1682. p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
  1683. opj_event_msg(p_manager, EVT_INFO,
  1684. "Start to read j2k main header (%" PRId64 ").\n",
  1685. p_j2k->cstr_index->main_head_start);
  1686. /* Add the marker to the codestream index*/
  1687. if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
  1688. p_j2k->cstr_index->main_head_start, 2)) {
  1689. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
  1690. return OPJ_FALSE;
  1691. }
  1692. return OPJ_TRUE;
  1693. }
  1694. static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
  1695. opj_stream_private_t *p_stream,
  1696. opj_event_mgr_t * p_manager)
  1697. {
  1698. OPJ_UINT32 i;
  1699. OPJ_UINT32 l_size_len;
  1700. OPJ_BYTE * l_current_ptr;
  1701. opj_image_t * l_image = 00;
  1702. opj_cp_t *cp = 00;
  1703. opj_image_comp_t * l_img_comp = 00;
  1704. /* preconditions */
  1705. assert(p_stream != 00);
  1706. assert(p_j2k != 00);
  1707. assert(p_manager != 00);
  1708. l_image = p_j2k->m_private_image;
  1709. cp = &(p_j2k->m_cp);
  1710. l_size_len = 40 + 3 * l_image->numcomps;
  1711. l_img_comp = l_image->comps;
  1712. if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  1713. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  1714. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
  1715. if (! new_header_tile_data) {
  1716. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  1717. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  1718. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  1719. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
  1720. return OPJ_FALSE;
  1721. }
  1722. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  1723. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
  1724. }
  1725. l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  1726. /* write SOC identifier */
  1727. opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
  1728. l_current_ptr += 2;
  1729. opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
  1730. l_current_ptr += 2;
  1731. opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
  1732. l_current_ptr += 2;
  1733. opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
  1734. l_current_ptr += 4;
  1735. opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
  1736. l_current_ptr += 4;
  1737. opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
  1738. l_current_ptr += 4;
  1739. opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
  1740. l_current_ptr += 4;
  1741. opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
  1742. l_current_ptr += 4;
  1743. opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
  1744. l_current_ptr += 4;
  1745. opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
  1746. l_current_ptr += 4;
  1747. opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
  1748. l_current_ptr += 4;
  1749. opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
  1750. l_current_ptr += 2;
  1751. for (i = 0; i < l_image->numcomps; ++i) {
  1752. /* TODO here with MCT ? */
  1753. opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
  1754. 1); /* Ssiz_i */
  1755. ++l_current_ptr;
  1756. opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
  1757. ++l_current_ptr;
  1758. opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
  1759. ++l_current_ptr;
  1760. ++l_img_comp;
  1761. }
  1762. if (opj_stream_write_data(p_stream,
  1763. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
  1764. p_manager) != l_size_len) {
  1765. return OPJ_FALSE;
  1766. }
  1767. return OPJ_TRUE;
  1768. }
  1769. /**
  1770. * Reads a SIZ marker (image and tile size)
  1771. * @param p_j2k the jpeg2000 file codec.
  1772. * @param p_header_data the data contained in the SIZ box.
  1773. * @param p_header_size the size of the data contained in the SIZ marker.
  1774. * @param p_manager the user event manager.
  1775. */
  1776. static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
  1777. OPJ_BYTE * p_header_data,
  1778. OPJ_UINT32 p_header_size,
  1779. opj_event_mgr_t * p_manager
  1780. )
  1781. {
  1782. OPJ_UINT32 i;
  1783. OPJ_UINT32 l_nb_comp;
  1784. OPJ_UINT32 l_nb_comp_remain;
  1785. OPJ_UINT32 l_remaining_size;
  1786. OPJ_UINT32 l_nb_tiles;
  1787. OPJ_UINT32 l_tmp, l_tx1, l_ty1;
  1788. OPJ_UINT32 l_prec0, l_sgnd0;
  1789. opj_image_t *l_image = 00;
  1790. opj_cp_t *l_cp = 00;
  1791. opj_image_comp_t * l_img_comp = 00;
  1792. opj_tcp_t * l_current_tile_param = 00;
  1793. /* preconditions */
  1794. assert(p_j2k != 00);
  1795. assert(p_manager != 00);
  1796. assert(p_header_data != 00);
  1797. l_image = p_j2k->m_private_image;
  1798. l_cp = &(p_j2k->m_cp);
  1799. /* minimum size == 39 - 3 (= minimum component parameter) */
  1800. if (p_header_size < 36) {
  1801. opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
  1802. return OPJ_FALSE;
  1803. }
  1804. l_remaining_size = p_header_size - 36;
  1805. l_nb_comp = l_remaining_size / 3;
  1806. l_nb_comp_remain = l_remaining_size % 3;
  1807. if (l_nb_comp_remain != 0) {
  1808. opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
  1809. return OPJ_FALSE;
  1810. }
  1811. opj_read_bytes(p_header_data, &l_tmp,
  1812. 2); /* Rsiz (capabilities) */
  1813. p_header_data += 2;
  1814. l_cp->rsiz = (OPJ_UINT16) l_tmp;
  1815. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
  1816. p_header_data += 4;
  1817. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
  1818. p_header_data += 4;
  1819. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
  1820. p_header_data += 4;
  1821. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
  1822. p_header_data += 4;
  1823. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
  1824. 4); /* XTsiz */
  1825. p_header_data += 4;
  1826. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
  1827. 4); /* YTsiz */
  1828. p_header_data += 4;
  1829. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
  1830. 4); /* XT0siz */
  1831. p_header_data += 4;
  1832. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
  1833. 4); /* YT0siz */
  1834. p_header_data += 4;
  1835. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
  1836. 2); /* Csiz */
  1837. p_header_data += 2;
  1838. if (l_tmp < 16385) {
  1839. l_image->numcomps = (OPJ_UINT16) l_tmp;
  1840. } else {
  1841. opj_event_msg(p_manager, EVT_ERROR,
  1842. "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
  1843. return OPJ_FALSE;
  1844. }
  1845. if (l_image->numcomps != l_nb_comp) {
  1846. opj_event_msg(p_manager, EVT_ERROR,
  1847. "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
  1848. l_image->numcomps, l_nb_comp);
  1849. return OPJ_FALSE;
  1850. }
  1851. /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
  1852. /* testcase issue427-null-image-size.jp2 */
  1853. if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
  1854. opj_event_msg(p_manager, EVT_ERROR,
  1855. "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
  1856. ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
  1857. (OPJ_INT64)l_image->y1 - l_image->y0);
  1858. return OPJ_FALSE;
  1859. }
  1860. /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
  1861. if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
  1862. opj_event_msg(p_manager, EVT_ERROR,
  1863. "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
  1864. l_cp->tdy);
  1865. return OPJ_FALSE;
  1866. }
  1867. /* testcase issue427-illegal-tile-offset.jp2 */
  1868. l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
  1869. l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
  1870. if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
  1871. (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
  1872. opj_event_msg(p_manager, EVT_ERROR,
  1873. "Error with SIZ marker: illegal tile offset\n");
  1874. return OPJ_FALSE;
  1875. }
  1876. if (!p_j2k->dump_state) {
  1877. OPJ_UINT32 siz_w, siz_h;
  1878. siz_w = l_image->x1 - l_image->x0;
  1879. siz_h = l_image->y1 - l_image->y0;
  1880. if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
  1881. && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
  1882. opj_event_msg(p_manager, EVT_ERROR,
  1883. "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
  1884. p_j2k->ihdr_h, siz_w, siz_h);
  1885. return OPJ_FALSE;
  1886. }
  1887. }
  1888. #ifdef USE_JPWL
  1889. if (l_cp->correct) {
  1890. /* if JPWL is on, we check whether TX errors have damaged
  1891. too much the SIZ parameters */
  1892. if (!(l_image->x1 * l_image->y1)) {
  1893. opj_event_msg(p_manager, EVT_ERROR,
  1894. "JPWL: bad image size (%d x %d)\n",
  1895. l_image->x1, l_image->y1);
  1896. if (!JPWL_ASSUME) {
  1897. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  1898. return OPJ_FALSE;
  1899. }
  1900. }
  1901. /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
  1902. if (l_image->numcomps != ((len - 38) / 3)) {
  1903. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  1904. "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
  1905. l_image->numcomps, ((len - 38) / 3));
  1906. if (!JPWL_ASSUME) {
  1907. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  1908. return OPJ_FALSE;
  1909. }
  1910. */ /* we try to correct */
  1911. /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
  1912. if (l_image->numcomps < ((len - 38) / 3)) {
  1913. len = 38 + 3 * l_image->numcomps;
  1914. opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
  1915. len);
  1916. } else {
  1917. l_image->numcomps = ((len - 38) / 3);
  1918. opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
  1919. l_image->numcomps);
  1920. }
  1921. }
  1922. */
  1923. /* update components number in the jpwl_exp_comps filed */
  1924. l_cp->exp_comps = l_image->numcomps;
  1925. }
  1926. #endif /* USE_JPWL */
  1927. /* Allocate the resulting image components */
  1928. l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
  1929. sizeof(opj_image_comp_t));
  1930. if (l_image->comps == 00) {
  1931. l_image->numcomps = 0;
  1932. opj_event_msg(p_manager, EVT_ERROR,
  1933. "Not enough memory to take in charge SIZ marker\n");
  1934. return OPJ_FALSE;
  1935. }
  1936. l_img_comp = l_image->comps;
  1937. l_prec0 = 0;
  1938. l_sgnd0 = 0;
  1939. /* Read the component information */
  1940. for (i = 0; i < l_image->numcomps; ++i) {
  1941. OPJ_UINT32 tmp;
  1942. opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
  1943. ++p_header_data;
  1944. l_img_comp->prec = (tmp & 0x7f) + 1;
  1945. l_img_comp->sgnd = tmp >> 7;
  1946. if (p_j2k->dump_state == 0) {
  1947. if (i == 0) {
  1948. l_prec0 = l_img_comp->prec;
  1949. l_sgnd0 = l_img_comp->sgnd;
  1950. } else if (!l_cp->allow_different_bit_depth_sign
  1951. && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
  1952. opj_event_msg(p_manager, EVT_WARNING,
  1953. "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
  1954. " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
  1955. i, l_img_comp->prec, l_img_comp->sgnd);
  1956. }
  1957. /* TODO: we should perhaps also check against JP2 BPCC values */
  1958. }
  1959. opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
  1960. ++p_header_data;
  1961. l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
  1962. opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
  1963. ++p_header_data;
  1964. l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
  1965. if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
  1966. l_img_comp->dy < 1 || l_img_comp->dy > 255) {
  1967. opj_event_msg(p_manager, EVT_ERROR,
  1968. "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
  1969. i, l_img_comp->dx, l_img_comp->dy);
  1970. return OPJ_FALSE;
  1971. }
  1972. /* Avoids later undefined shift in computation of */
  1973. /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
  1974. << (l_image->comps[i].prec - 1); */
  1975. if (l_img_comp->prec > 31) {
  1976. opj_event_msg(p_manager, EVT_ERROR,
  1977. "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
  1978. i, l_img_comp->prec);
  1979. return OPJ_FALSE;
  1980. }
  1981. #ifdef USE_JPWL
  1982. if (l_cp->correct) {
  1983. /* if JPWL is on, we check whether TX errors have damaged
  1984. too much the SIZ parameters, again */
  1985. if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
  1986. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  1987. "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
  1988. i, i, l_image->comps[i].dx, l_image->comps[i].dy);
  1989. if (!JPWL_ASSUME) {
  1990. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  1991. return OPJ_FALSE;
  1992. }
  1993. /* we try to correct */
  1994. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
  1995. if (!l_image->comps[i].dx) {
  1996. l_image->comps[i].dx = 1;
  1997. opj_event_msg(p_manager, EVT_WARNING,
  1998. "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
  1999. i, l_image->comps[i].dx);
  2000. }
  2001. if (!l_image->comps[i].dy) {
  2002. l_image->comps[i].dy = 1;
  2003. opj_event_msg(p_manager, EVT_WARNING,
  2004. "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
  2005. i, l_image->comps[i].dy);
  2006. }
  2007. }
  2008. }
  2009. #endif /* USE_JPWL */
  2010. l_img_comp->resno_decoded =
  2011. 0; /* number of resolution decoded */
  2012. l_img_comp->factor =
  2013. l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
  2014. ++l_img_comp;
  2015. }
  2016. if (l_cp->tdx == 0 || l_cp->tdy == 0) {
  2017. return OPJ_FALSE;
  2018. }
  2019. /* Compute the number of tiles */
  2020. l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0),
  2021. (OPJ_INT32)l_cp->tdx);
  2022. l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0),
  2023. (OPJ_INT32)l_cp->tdy);
  2024. /* Check that the number of tiles is valid */
  2025. if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
  2026. opj_event_msg(p_manager, EVT_ERROR,
  2027. "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
  2028. l_cp->tw, l_cp->th);
  2029. return OPJ_FALSE;
  2030. }
  2031. l_nb_tiles = l_cp->tw * l_cp->th;
  2032. /* Define the tiles which will be decoded */
  2033. if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
  2034. p_j2k->m_specific_param.m_decoder.m_start_tile_x =
  2035. (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
  2036. p_j2k->m_specific_param.m_decoder.m_start_tile_y =
  2037. (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
  2038. p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((
  2039. OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0),
  2040. (OPJ_INT32)l_cp->tdx);
  2041. p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((
  2042. OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0),
  2043. (OPJ_INT32)l_cp->tdy);
  2044. } else {
  2045. p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
  2046. p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
  2047. p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
  2048. p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
  2049. }
  2050. #ifdef USE_JPWL
  2051. if (l_cp->correct) {
  2052. /* if JPWL is on, we check whether TX errors have damaged
  2053. too much the SIZ parameters */
  2054. if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
  2055. (l_cp->th > l_cp->max_tiles)) {
  2056. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  2057. "JPWL: bad number of tiles (%d x %d)\n",
  2058. l_cp->tw, l_cp->th);
  2059. if (!JPWL_ASSUME) {
  2060. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  2061. return OPJ_FALSE;
  2062. }
  2063. /* we try to correct */
  2064. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
  2065. if (l_cp->tw < 1) {
  2066. l_cp->tw = 1;
  2067. opj_event_msg(p_manager, EVT_WARNING,
  2068. "- setting %d tiles in x => HYPOTHESIS!!!\n",
  2069. l_cp->tw);
  2070. }
  2071. if (l_cp->tw > l_cp->max_tiles) {
  2072. l_cp->tw = 1;
  2073. opj_event_msg(p_manager, EVT_WARNING,
  2074. "- too large x, increase expectance of %d\n"
  2075. "- setting %d tiles in x => HYPOTHESIS!!!\n",
  2076. l_cp->max_tiles, l_cp->tw);
  2077. }
  2078. if (l_cp->th < 1) {
  2079. l_cp->th = 1;
  2080. opj_event_msg(p_manager, EVT_WARNING,
  2081. "- setting %d tiles in y => HYPOTHESIS!!!\n",
  2082. l_cp->th);
  2083. }
  2084. if (l_cp->th > l_cp->max_tiles) {
  2085. l_cp->th = 1;
  2086. opj_event_msg(p_manager, EVT_WARNING,
  2087. "- too large y, increase expectance of %d to continue\n",
  2088. "- setting %d tiles in y => HYPOTHESIS!!!\n",
  2089. l_cp->max_tiles, l_cp->th);
  2090. }
  2091. }
  2092. }
  2093. #endif /* USE_JPWL */
  2094. /* memory allocations */
  2095. l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
  2096. if (l_cp->tcps == 00) {
  2097. opj_event_msg(p_manager, EVT_ERROR,
  2098. "Not enough memory to take in charge SIZ marker\n");
  2099. return OPJ_FALSE;
  2100. }
  2101. #ifdef USE_JPWL
  2102. if (l_cp->correct) {
  2103. if (!l_cp->tcps) {
  2104. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  2105. "JPWL: could not alloc tcps field of cp\n");
  2106. if (!JPWL_ASSUME) {
  2107. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  2108. return OPJ_FALSE;
  2109. }
  2110. }
  2111. }
  2112. #endif /* USE_JPWL */
  2113. p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
  2114. (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
  2115. if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
  2116. opj_event_msg(p_manager, EVT_ERROR,
  2117. "Not enough memory to take in charge SIZ marker\n");
  2118. return OPJ_FALSE;
  2119. }
  2120. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
  2121. (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
  2122. sizeof(opj_mct_data_t));
  2123. if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
  2124. opj_event_msg(p_manager, EVT_ERROR,
  2125. "Not enough memory to take in charge SIZ marker\n");
  2126. return OPJ_FALSE;
  2127. }
  2128. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
  2129. OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  2130. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
  2131. (opj_simple_mcc_decorrelation_data_t*)
  2132. opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
  2133. sizeof(opj_simple_mcc_decorrelation_data_t));
  2134. if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
  2135. opj_event_msg(p_manager, EVT_ERROR,
  2136. "Not enough memory to take in charge SIZ marker\n");
  2137. return OPJ_FALSE;
  2138. }
  2139. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
  2140. OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
  2141. /* set up default dc level shift */
  2142. for (i = 0; i < l_image->numcomps; ++i) {
  2143. if (! l_image->comps[i].sgnd) {
  2144. p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
  2145. << (l_image->comps[i].prec - 1);
  2146. }
  2147. }
  2148. l_current_tile_param = l_cp->tcps;
  2149. for (i = 0; i < l_nb_tiles; ++i) {
  2150. l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
  2151. sizeof(opj_tccp_t));
  2152. if (l_current_tile_param->tccps == 00) {
  2153. opj_event_msg(p_manager, EVT_ERROR,
  2154. "Not enough memory to take in charge SIZ marker\n");
  2155. return OPJ_FALSE;
  2156. }
  2157. ++l_current_tile_param;
  2158. }
  2159. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
  2160. opj_image_comp_header_update(l_image, l_cp);
  2161. return OPJ_TRUE;
  2162. }
  2163. static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
  2164. opj_stream_private_t *p_stream,
  2165. opj_event_mgr_t * p_manager
  2166. )
  2167. {
  2168. OPJ_UINT32 l_comment_size;
  2169. OPJ_UINT32 l_total_com_size;
  2170. const OPJ_CHAR *l_comment;
  2171. OPJ_BYTE * l_current_ptr = 00;
  2172. /* preconditions */
  2173. assert(p_j2k != 00);
  2174. assert(p_stream != 00);
  2175. assert(p_manager != 00);
  2176. l_comment = p_j2k->m_cp.comment;
  2177. l_comment_size = (OPJ_UINT32)strlen(l_comment);
  2178. l_total_com_size = l_comment_size + 6;
  2179. if (l_total_com_size >
  2180. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2181. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2182. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
  2183. if (! new_header_tile_data) {
  2184. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2185. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2186. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2187. opj_event_msg(p_manager, EVT_ERROR,
  2188. "Not enough memory to write the COM marker\n");
  2189. return OPJ_FALSE;
  2190. }
  2191. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2192. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
  2193. }
  2194. l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  2195. opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
  2196. l_current_ptr += 2;
  2197. opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
  2198. l_current_ptr += 2;
  2199. opj_write_bytes(l_current_ptr, 1,
  2200. 2); /* General use (IS 8859-15:1999 (Latin) values) */
  2201. l_current_ptr += 2;
  2202. memcpy(l_current_ptr, l_comment, l_comment_size);
  2203. if (opj_stream_write_data(p_stream,
  2204. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
  2205. p_manager) != l_total_com_size) {
  2206. return OPJ_FALSE;
  2207. }
  2208. return OPJ_TRUE;
  2209. }
  2210. /**
  2211. * Reads a COM marker (comments)
  2212. * @param p_j2k the jpeg2000 file codec.
  2213. * @param p_header_data the data contained in the COM box.
  2214. * @param p_header_size the size of the data contained in the COM marker.
  2215. * @param p_manager the user event manager.
  2216. */
  2217. static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
  2218. OPJ_BYTE * p_header_data,
  2219. OPJ_UINT32 p_header_size,
  2220. opj_event_mgr_t * p_manager
  2221. )
  2222. {
  2223. /* preconditions */
  2224. assert(p_j2k != 00);
  2225. assert(p_manager != 00);
  2226. assert(p_header_data != 00);
  2227. OPJ_UNUSED(p_j2k);
  2228. OPJ_UNUSED(p_header_data);
  2229. OPJ_UNUSED(p_header_size);
  2230. OPJ_UNUSED(p_manager);
  2231. return OPJ_TRUE;
  2232. }
  2233. static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
  2234. opj_stream_private_t *p_stream,
  2235. opj_event_mgr_t * p_manager)
  2236. {
  2237. opj_cp_t *l_cp = 00;
  2238. opj_tcp_t *l_tcp = 00;
  2239. OPJ_UINT32 l_code_size, l_remaining_size;
  2240. OPJ_BYTE * l_current_data = 00;
  2241. /* preconditions */
  2242. assert(p_j2k != 00);
  2243. assert(p_manager != 00);
  2244. assert(p_stream != 00);
  2245. l_cp = &(p_j2k->m_cp);
  2246. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  2247. l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
  2248. p_j2k->m_current_tile_number, 0);
  2249. l_remaining_size = l_code_size;
  2250. if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2251. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2252. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
  2253. if (! new_header_tile_data) {
  2254. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2255. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2256. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2257. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
  2258. return OPJ_FALSE;
  2259. }
  2260. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2261. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
  2262. }
  2263. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  2264. opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
  2265. l_current_data += 2;
  2266. opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
  2267. l_current_data += 2;
  2268. opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
  2269. ++l_current_data;
  2270. opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
  2271. ++l_current_data;
  2272. opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
  2273. l_current_data += 2;
  2274. opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
  2275. ++l_current_data;
  2276. l_remaining_size -= 9;
  2277. if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
  2278. l_current_data, &l_remaining_size, p_manager)) {
  2279. opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
  2280. return OPJ_FALSE;
  2281. }
  2282. if (l_remaining_size != 0) {
  2283. opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
  2284. return OPJ_FALSE;
  2285. }
  2286. if (opj_stream_write_data(p_stream,
  2287. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
  2288. p_manager) != l_code_size) {
  2289. return OPJ_FALSE;
  2290. }
  2291. return OPJ_TRUE;
  2292. }
  2293. /**
  2294. * Reads a COD marker (Coding style defaults)
  2295. * @param p_header_data the data contained in the COD box.
  2296. * @param p_j2k the jpeg2000 codec.
  2297. * @param p_header_size the size of the data contained in the COD marker.
  2298. * @param p_manager the user event manager.
  2299. */
  2300. static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
  2301. OPJ_BYTE * p_header_data,
  2302. OPJ_UINT32 p_header_size,
  2303. opj_event_mgr_t * p_manager
  2304. )
  2305. {
  2306. /* loop */
  2307. OPJ_UINT32 i;
  2308. OPJ_UINT32 l_tmp;
  2309. opj_cp_t *l_cp = 00;
  2310. opj_tcp_t *l_tcp = 00;
  2311. opj_image_t *l_image = 00;
  2312. /* preconditions */
  2313. assert(p_header_data != 00);
  2314. assert(p_j2k != 00);
  2315. assert(p_manager != 00);
  2316. l_image = p_j2k->m_private_image;
  2317. l_cp = &(p_j2k->m_cp);
  2318. /* If we are in the first tile-part header of the current tile */
  2319. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  2320. &l_cp->tcps[p_j2k->m_current_tile_number] :
  2321. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  2322. #if 0
  2323. /* This check was added per https://github.com/uclouvain/openjpeg/commit/daed8cc9195555e101ab708a501af2dfe6d5e001 */
  2324. /* but this is no longer necessary to handle issue476.jp2 */
  2325. /* and this actually cause issues on legit files. See https://github.com/uclouvain/openjpeg/issues/1043 */
  2326. /* Only one COD per tile */
  2327. if (l_tcp->cod) {
  2328. opj_event_msg(p_manager, EVT_ERROR,
  2329. "COD marker already read. No more than one COD marker per tile.\n");
  2330. return OPJ_FALSE;
  2331. }
  2332. #endif
  2333. l_tcp->cod = 1;
  2334. /* Make sure room is sufficient */
  2335. if (p_header_size < 5) {
  2336. opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
  2337. return OPJ_FALSE;
  2338. }
  2339. opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
  2340. ++p_header_data;
  2341. /* Make sure we know how to decode this */
  2342. if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
  2343. J2K_CP_CSTY_EPH)) != 0U) {
  2344. opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
  2345. return OPJ_FALSE;
  2346. }
  2347. opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
  2348. ++p_header_data;
  2349. l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
  2350. /* Make sure progression order is valid */
  2351. if (l_tcp->prg > OPJ_CPRL) {
  2352. opj_event_msg(p_manager, EVT_ERROR,
  2353. "Unknown progression order in COD marker\n");
  2354. l_tcp->prg = OPJ_PROG_UNKNOWN;
  2355. }
  2356. opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
  2357. p_header_data += 2;
  2358. if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
  2359. opj_event_msg(p_manager, EVT_ERROR,
  2360. "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
  2361. l_tcp->numlayers);
  2362. return OPJ_FALSE;
  2363. }
  2364. /* If user didn't set a number layer to decode take the max specify in the codestream. */
  2365. if (l_cp->m_specific_param.m_dec.m_layer) {
  2366. l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
  2367. } else {
  2368. l_tcp->num_layers_to_decode = l_tcp->numlayers;
  2369. }
  2370. opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
  2371. ++p_header_data;
  2372. if (l_tcp->mct > 1) {
  2373. opj_event_msg(p_manager, EVT_ERROR,
  2374. "Invalid multiple component transformation\n");
  2375. return OPJ_FALSE;
  2376. }
  2377. p_header_size -= 5;
  2378. for (i = 0; i < l_image->numcomps; ++i) {
  2379. l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
  2380. }
  2381. if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
  2382. p_manager)) {
  2383. opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
  2384. return OPJ_FALSE;
  2385. }
  2386. if (p_header_size != 0) {
  2387. opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
  2388. return OPJ_FALSE;
  2389. }
  2390. /* Apply the coding style to other components of the current tile or the m_default_tcp*/
  2391. opj_j2k_copy_tile_component_parameters(p_j2k);
  2392. /* Index */
  2393. #ifdef WIP_REMOVE_MSD
  2394. if (p_j2k->cstr_info) {
  2395. /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
  2396. p_j2k->cstr_info->prog = l_tcp->prg;
  2397. p_j2k->cstr_info->numlayers = l_tcp->numlayers;
  2398. p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
  2399. l_image->numcomps * sizeof(OPJ_UINT32));
  2400. if (!p_j2k->cstr_info->numdecompos) {
  2401. return OPJ_FALSE;
  2402. }
  2403. for (i = 0; i < l_image->numcomps; ++i) {
  2404. p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
  2405. }
  2406. }
  2407. #endif
  2408. return OPJ_TRUE;
  2409. }
  2410. static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
  2411. OPJ_UINT32 p_comp_no,
  2412. opj_stream_private_t *p_stream,
  2413. opj_event_mgr_t * p_manager)
  2414. {
  2415. OPJ_UINT32 l_coc_size, l_remaining_size;
  2416. OPJ_UINT32 l_comp_room;
  2417. /* preconditions */
  2418. assert(p_j2k != 00);
  2419. assert(p_manager != 00);
  2420. assert(p_stream != 00);
  2421. l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
  2422. l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
  2423. p_j2k->m_current_tile_number, p_comp_no);
  2424. if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2425. OPJ_BYTE *new_header_tile_data;
  2426. /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
  2427. = (OPJ_BYTE*)opj_realloc(
  2428. p_j2k->m_specific_param.m_encoder.m_header_tile_data,
  2429. l_coc_size);*/
  2430. new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2431. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
  2432. if (! new_header_tile_data) {
  2433. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2434. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2435. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2436. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
  2437. return OPJ_FALSE;
  2438. }
  2439. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2440. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
  2441. }
  2442. opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
  2443. p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
  2444. p_manager);
  2445. if (opj_stream_write_data(p_stream,
  2446. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
  2447. p_manager) != l_coc_size) {
  2448. return OPJ_FALSE;
  2449. }
  2450. return OPJ_TRUE;
  2451. }
  2452. static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
  2453. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  2454. {
  2455. opj_cp_t *l_cp = NULL;
  2456. opj_tcp_t *l_tcp = NULL;
  2457. /* preconditions */
  2458. assert(p_j2k != 00);
  2459. l_cp = &(p_j2k->m_cp);
  2460. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  2461. if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
  2462. return OPJ_FALSE;
  2463. }
  2464. return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
  2465. p_first_comp_no, p_second_comp_no);
  2466. }
  2467. static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
  2468. OPJ_UINT32 p_comp_no,
  2469. OPJ_BYTE * p_data,
  2470. OPJ_UINT32 * p_data_written,
  2471. opj_event_mgr_t * p_manager
  2472. )
  2473. {
  2474. opj_cp_t *l_cp = 00;
  2475. opj_tcp_t *l_tcp = 00;
  2476. OPJ_UINT32 l_coc_size, l_remaining_size;
  2477. OPJ_BYTE * l_current_data = 00;
  2478. opj_image_t *l_image = 00;
  2479. OPJ_UINT32 l_comp_room;
  2480. /* preconditions */
  2481. assert(p_j2k != 00);
  2482. assert(p_manager != 00);
  2483. l_cp = &(p_j2k->m_cp);
  2484. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  2485. l_image = p_j2k->m_private_image;
  2486. l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
  2487. l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
  2488. p_j2k->m_current_tile_number, p_comp_no);
  2489. l_remaining_size = l_coc_size;
  2490. l_current_data = p_data;
  2491. opj_write_bytes(l_current_data, J2K_MS_COC,
  2492. 2); /* COC */
  2493. l_current_data += 2;
  2494. opj_write_bytes(l_current_data, l_coc_size - 2,
  2495. 2); /* L_COC */
  2496. l_current_data += 2;
  2497. opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
  2498. l_current_data += l_comp_room;
  2499. opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
  2500. 1); /* Scoc */
  2501. ++l_current_data;
  2502. l_remaining_size -= (5 + l_comp_room);
  2503. opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
  2504. l_current_data, &l_remaining_size, p_manager);
  2505. * p_data_written = l_coc_size;
  2506. }
  2507. static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
  2508. {
  2509. OPJ_UINT32 i, j;
  2510. OPJ_UINT32 l_nb_comp;
  2511. OPJ_UINT32 l_nb_tiles;
  2512. OPJ_UINT32 l_max = 0;
  2513. /* preconditions */
  2514. l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
  2515. l_nb_comp = p_j2k->m_private_image->numcomps;
  2516. for (i = 0; i < l_nb_tiles; ++i) {
  2517. for (j = 0; j < l_nb_comp; ++j) {
  2518. l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
  2519. }
  2520. }
  2521. return 6 + l_max;
  2522. }
  2523. /**
  2524. * Reads a COC marker (Coding Style Component)
  2525. * @param p_header_data the data contained in the COC box.
  2526. * @param p_j2k the jpeg2000 codec.
  2527. * @param p_header_size the size of the data contained in the COC marker.
  2528. * @param p_manager the user event manager.
  2529. */
  2530. static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
  2531. OPJ_BYTE * p_header_data,
  2532. OPJ_UINT32 p_header_size,
  2533. opj_event_mgr_t * p_manager
  2534. )
  2535. {
  2536. opj_cp_t *l_cp = NULL;
  2537. opj_tcp_t *l_tcp = NULL;
  2538. opj_image_t *l_image = NULL;
  2539. OPJ_UINT32 l_comp_room;
  2540. OPJ_UINT32 l_comp_no;
  2541. /* preconditions */
  2542. assert(p_header_data != 00);
  2543. assert(p_j2k != 00);
  2544. assert(p_manager != 00);
  2545. l_cp = &(p_j2k->m_cp);
  2546. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
  2547. ?
  2548. &l_cp->tcps[p_j2k->m_current_tile_number] :
  2549. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  2550. l_image = p_j2k->m_private_image;
  2551. l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
  2552. /* make sure room is sufficient*/
  2553. if (p_header_size < l_comp_room + 1) {
  2554. opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
  2555. return OPJ_FALSE;
  2556. }
  2557. p_header_size -= l_comp_room + 1;
  2558. opj_read_bytes(p_header_data, &l_comp_no,
  2559. l_comp_room); /* Ccoc */
  2560. p_header_data += l_comp_room;
  2561. if (l_comp_no >= l_image->numcomps) {
  2562. opj_event_msg(p_manager, EVT_ERROR,
  2563. "Error reading COC marker (bad number of components)\n");
  2564. return OPJ_FALSE;
  2565. }
  2566. opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
  2567. 1); /* Scoc */
  2568. ++p_header_data ;
  2569. if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
  2570. p_manager)) {
  2571. opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
  2572. return OPJ_FALSE;
  2573. }
  2574. if (p_header_size != 0) {
  2575. opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
  2576. return OPJ_FALSE;
  2577. }
  2578. return OPJ_TRUE;
  2579. }
  2580. static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
  2581. opj_stream_private_t *p_stream,
  2582. opj_event_mgr_t * p_manager
  2583. )
  2584. {
  2585. OPJ_UINT32 l_qcd_size, l_remaining_size;
  2586. OPJ_BYTE * l_current_data = 00;
  2587. /* preconditions */
  2588. assert(p_j2k != 00);
  2589. assert(p_manager != 00);
  2590. assert(p_stream != 00);
  2591. l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
  2592. 0);
  2593. l_remaining_size = l_qcd_size;
  2594. if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2595. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2596. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
  2597. if (! new_header_tile_data) {
  2598. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2599. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2600. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2601. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
  2602. return OPJ_FALSE;
  2603. }
  2604. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2605. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
  2606. }
  2607. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  2608. opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
  2609. l_current_data += 2;
  2610. opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
  2611. l_current_data += 2;
  2612. l_remaining_size -= 4;
  2613. if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
  2614. l_current_data, &l_remaining_size, p_manager)) {
  2615. opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
  2616. return OPJ_FALSE;
  2617. }
  2618. if (l_remaining_size != 0) {
  2619. opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
  2620. return OPJ_FALSE;
  2621. }
  2622. if (opj_stream_write_data(p_stream,
  2623. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
  2624. p_manager) != l_qcd_size) {
  2625. return OPJ_FALSE;
  2626. }
  2627. return OPJ_TRUE;
  2628. }
  2629. /**
  2630. * Reads a QCD marker (Quantization defaults)
  2631. * @param p_header_data the data contained in the QCD box.
  2632. * @param p_j2k the jpeg2000 codec.
  2633. * @param p_header_size the size of the data contained in the QCD marker.
  2634. * @param p_manager the user event manager.
  2635. */
  2636. static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
  2637. OPJ_BYTE * p_header_data,
  2638. OPJ_UINT32 p_header_size,
  2639. opj_event_mgr_t * p_manager
  2640. )
  2641. {
  2642. /* preconditions */
  2643. assert(p_header_data != 00);
  2644. assert(p_j2k != 00);
  2645. assert(p_manager != 00);
  2646. if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
  2647. p_manager)) {
  2648. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
  2649. return OPJ_FALSE;
  2650. }
  2651. if (p_header_size != 0) {
  2652. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
  2653. return OPJ_FALSE;
  2654. }
  2655. /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
  2656. opj_j2k_copy_tile_quantization_parameters(p_j2k);
  2657. return OPJ_TRUE;
  2658. }
  2659. static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
  2660. OPJ_UINT32 p_comp_no,
  2661. opj_stream_private_t *p_stream,
  2662. opj_event_mgr_t * p_manager
  2663. )
  2664. {
  2665. OPJ_UINT32 l_qcc_size, l_remaining_size;
  2666. /* preconditions */
  2667. assert(p_j2k != 00);
  2668. assert(p_manager != 00);
  2669. assert(p_stream != 00);
  2670. l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
  2671. p_comp_no);
  2672. l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
  2673. l_remaining_size = l_qcc_size;
  2674. if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2675. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2676. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
  2677. if (! new_header_tile_data) {
  2678. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2679. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2680. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2681. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
  2682. return OPJ_FALSE;
  2683. }
  2684. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2685. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
  2686. }
  2687. opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
  2688. p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
  2689. p_manager);
  2690. if (opj_stream_write_data(p_stream,
  2691. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
  2692. p_manager) != l_qcc_size) {
  2693. return OPJ_FALSE;
  2694. }
  2695. return OPJ_TRUE;
  2696. }
  2697. static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
  2698. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  2699. {
  2700. return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
  2701. p_first_comp_no, p_second_comp_no);
  2702. }
  2703. static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
  2704. OPJ_UINT32 p_comp_no,
  2705. OPJ_BYTE * p_data,
  2706. OPJ_UINT32 * p_data_written,
  2707. opj_event_mgr_t * p_manager
  2708. )
  2709. {
  2710. OPJ_UINT32 l_qcc_size, l_remaining_size;
  2711. OPJ_BYTE * l_current_data = 00;
  2712. /* preconditions */
  2713. assert(p_j2k != 00);
  2714. assert(p_manager != 00);
  2715. l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
  2716. p_comp_no);
  2717. l_remaining_size = l_qcc_size;
  2718. l_current_data = p_data;
  2719. opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
  2720. l_current_data += 2;
  2721. if (p_j2k->m_private_image->numcomps <= 256) {
  2722. --l_qcc_size;
  2723. opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
  2724. l_current_data += 2;
  2725. opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
  2726. ++l_current_data;
  2727. /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
  2728. l_remaining_size -= 6;
  2729. } else {
  2730. opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
  2731. l_current_data += 2;
  2732. opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
  2733. l_current_data += 2;
  2734. l_remaining_size -= 6;
  2735. }
  2736. opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
  2737. l_current_data, &l_remaining_size, p_manager);
  2738. *p_data_written = l_qcc_size;
  2739. }
  2740. static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
  2741. {
  2742. return opj_j2k_get_max_coc_size(p_j2k);
  2743. }
  2744. /**
  2745. * Reads a QCC marker (Quantization component)
  2746. * @param p_header_data the data contained in the QCC box.
  2747. * @param p_j2k the jpeg2000 codec.
  2748. * @param p_header_size the size of the data contained in the QCC marker.
  2749. * @param p_manager the user event manager.
  2750. */
  2751. static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
  2752. OPJ_BYTE * p_header_data,
  2753. OPJ_UINT32 p_header_size,
  2754. opj_event_mgr_t * p_manager
  2755. )
  2756. {
  2757. OPJ_UINT32 l_num_comp, l_comp_no;
  2758. /* preconditions */
  2759. assert(p_header_data != 00);
  2760. assert(p_j2k != 00);
  2761. assert(p_manager != 00);
  2762. l_num_comp = p_j2k->m_private_image->numcomps;
  2763. if (l_num_comp <= 256) {
  2764. if (p_header_size < 1) {
  2765. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2766. return OPJ_FALSE;
  2767. }
  2768. opj_read_bytes(p_header_data, &l_comp_no, 1);
  2769. ++p_header_data;
  2770. --p_header_size;
  2771. } else {
  2772. if (p_header_size < 2) {
  2773. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2774. return OPJ_FALSE;
  2775. }
  2776. opj_read_bytes(p_header_data, &l_comp_no, 2);
  2777. p_header_data += 2;
  2778. p_header_size -= 2;
  2779. }
  2780. #ifdef USE_JPWL
  2781. if (p_j2k->m_cp.correct) {
  2782. static OPJ_UINT32 backup_compno = 0;
  2783. /* compno is negative or larger than the number of components!!! */
  2784. if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
  2785. opj_event_msg(p_manager, EVT_ERROR,
  2786. "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
  2787. l_comp_no, l_num_comp);
  2788. if (!JPWL_ASSUME) {
  2789. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  2790. return OPJ_FALSE;
  2791. }
  2792. /* we try to correct */
  2793. l_comp_no = backup_compno % l_num_comp;
  2794. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
  2795. "- setting component number to %d\n",
  2796. l_comp_no);
  2797. }
  2798. /* keep your private count of tiles */
  2799. backup_compno++;
  2800. };
  2801. #endif /* USE_JPWL */
  2802. if (l_comp_no >= p_j2k->m_private_image->numcomps) {
  2803. opj_event_msg(p_manager, EVT_ERROR,
  2804. "Invalid component number: %d, regarding the number of components %d\n",
  2805. l_comp_no, p_j2k->m_private_image->numcomps);
  2806. return OPJ_FALSE;
  2807. }
  2808. if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
  2809. p_manager)) {
  2810. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2811. return OPJ_FALSE;
  2812. }
  2813. if (p_header_size != 0) {
  2814. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2815. return OPJ_FALSE;
  2816. }
  2817. return OPJ_TRUE;
  2818. }
  2819. static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
  2820. opj_stream_private_t *p_stream,
  2821. opj_event_mgr_t * p_manager
  2822. )
  2823. {
  2824. OPJ_UINT32 l_nb_comp;
  2825. OPJ_UINT32 l_nb_poc;
  2826. OPJ_UINT32 l_poc_size;
  2827. OPJ_UINT32 l_written_size = 0;
  2828. opj_tcp_t *l_tcp = 00;
  2829. OPJ_UINT32 l_poc_room;
  2830. /* preconditions */
  2831. assert(p_j2k != 00);
  2832. assert(p_manager != 00);
  2833. assert(p_stream != 00);
  2834. l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
  2835. l_nb_comp = p_j2k->m_private_image->numcomps;
  2836. l_nb_poc = 1 + l_tcp->numpocs;
  2837. if (l_nb_comp <= 256) {
  2838. l_poc_room = 1;
  2839. } else {
  2840. l_poc_room = 2;
  2841. }
  2842. l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
  2843. if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2844. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2845. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
  2846. if (! new_header_tile_data) {
  2847. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2848. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2849. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2850. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
  2851. return OPJ_FALSE;
  2852. }
  2853. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2854. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
  2855. }
  2856. opj_j2k_write_poc_in_memory(p_j2k,
  2857. p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
  2858. p_manager);
  2859. if (opj_stream_write_data(p_stream,
  2860. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
  2861. p_manager) != l_poc_size) {
  2862. return OPJ_FALSE;
  2863. }
  2864. return OPJ_TRUE;
  2865. }
  2866. static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
  2867. OPJ_BYTE * p_data,
  2868. OPJ_UINT32 * p_data_written,
  2869. opj_event_mgr_t * p_manager
  2870. )
  2871. {
  2872. OPJ_UINT32 i;
  2873. OPJ_BYTE * l_current_data = 00;
  2874. OPJ_UINT32 l_nb_comp;
  2875. OPJ_UINT32 l_nb_poc;
  2876. OPJ_UINT32 l_poc_size;
  2877. opj_image_t *l_image = 00;
  2878. opj_tcp_t *l_tcp = 00;
  2879. opj_tccp_t *l_tccp = 00;
  2880. opj_poc_t *l_current_poc = 00;
  2881. OPJ_UINT32 l_poc_room;
  2882. /* preconditions */
  2883. assert(p_j2k != 00);
  2884. assert(p_manager != 00);
  2885. OPJ_UNUSED(p_manager);
  2886. l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
  2887. l_tccp = &l_tcp->tccps[0];
  2888. l_image = p_j2k->m_private_image;
  2889. l_nb_comp = l_image->numcomps;
  2890. l_nb_poc = 1 + l_tcp->numpocs;
  2891. if (l_nb_comp <= 256) {
  2892. l_poc_room = 1;
  2893. } else {
  2894. l_poc_room = 2;
  2895. }
  2896. l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
  2897. l_current_data = p_data;
  2898. opj_write_bytes(l_current_data, J2K_MS_POC,
  2899. 2); /* POC */
  2900. l_current_data += 2;
  2901. opj_write_bytes(l_current_data, l_poc_size - 2,
  2902. 2); /* Lpoc */
  2903. l_current_data += 2;
  2904. l_current_poc = l_tcp->pocs;
  2905. for (i = 0; i < l_nb_poc; ++i) {
  2906. opj_write_bytes(l_current_data, l_current_poc->resno0,
  2907. 1); /* RSpoc_i */
  2908. ++l_current_data;
  2909. opj_write_bytes(l_current_data, l_current_poc->compno0,
  2910. l_poc_room); /* CSpoc_i */
  2911. l_current_data += l_poc_room;
  2912. opj_write_bytes(l_current_data, l_current_poc->layno1,
  2913. 2); /* LYEpoc_i */
  2914. l_current_data += 2;
  2915. opj_write_bytes(l_current_data, l_current_poc->resno1,
  2916. 1); /* REpoc_i */
  2917. ++l_current_data;
  2918. opj_write_bytes(l_current_data, l_current_poc->compno1,
  2919. l_poc_room); /* CEpoc_i */
  2920. l_current_data += l_poc_room;
  2921. opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
  2922. 1); /* Ppoc_i */
  2923. ++l_current_data;
  2924. /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
  2925. l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
  2926. l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
  2927. l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
  2928. l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
  2929. l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
  2930. l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
  2931. ++l_current_poc;
  2932. }
  2933. *p_data_written = l_poc_size;
  2934. }
  2935. static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
  2936. {
  2937. opj_tcp_t * l_tcp = 00;
  2938. OPJ_UINT32 l_nb_tiles = 0;
  2939. OPJ_UINT32 l_max_poc = 0;
  2940. OPJ_UINT32 i;
  2941. l_tcp = p_j2k->m_cp.tcps;
  2942. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  2943. for (i = 0; i < l_nb_tiles; ++i) {
  2944. l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
  2945. ++l_tcp;
  2946. }
  2947. ++l_max_poc;
  2948. return 4 + 9 * l_max_poc;
  2949. }
  2950. static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
  2951. {
  2952. OPJ_UINT32 i;
  2953. OPJ_UINT32 l_nb_tiles;
  2954. OPJ_UINT32 l_max = 0;
  2955. opj_tcp_t * l_tcp = 00;
  2956. l_tcp = p_j2k->m_cp.tcps;
  2957. l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
  2958. for (i = 0; i < l_nb_tiles; ++i) {
  2959. l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
  2960. ++l_tcp;
  2961. }
  2962. return 12 * l_max;
  2963. }
  2964. static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
  2965. {
  2966. OPJ_UINT32 l_nb_bytes = 0;
  2967. OPJ_UINT32 l_nb_comps;
  2968. OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
  2969. l_nb_comps = p_j2k->m_private_image->numcomps - 1;
  2970. l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
  2971. if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
  2972. l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
  2973. l_nb_bytes += l_nb_comps * l_coc_bytes;
  2974. l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
  2975. l_nb_bytes += l_nb_comps * l_qcc_bytes;
  2976. }
  2977. l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
  2978. if (p_j2k->m_specific_param.m_encoder.m_PLT) {
  2979. /* Reserve space for PLT markers */
  2980. OPJ_UINT32 i;
  2981. const opj_cp_t * l_cp = &(p_j2k->m_cp);
  2982. OPJ_UINT32 l_max_packet_count = 0;
  2983. for (i = 0; i < l_cp->th * l_cp->tw; ++i) {
  2984. l_max_packet_count = opj_uint_max(l_max_packet_count,
  2985. opj_get_encoding_packet_count(p_j2k->m_private_image, l_cp, i));
  2986. }
  2987. /* Minimum 6 bytes per PLT marker, and at a minimum (taking a pessimistic */
  2988. /* estimate of 4 bytes for a packet size), one can write */
  2989. /* (65536-6) / 4 = 16382 paquet sizes per PLT marker */
  2990. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT =
  2991. 6 * opj_uint_ceildiv(l_max_packet_count, 16382);
  2992. /* Maximum 5 bytes per packet to encode a full UINT32 */
  2993. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT +=
  2994. l_nb_bytes += 5 * l_max_packet_count;
  2995. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT += 1;
  2996. l_nb_bytes += p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
  2997. }
  2998. /*** DEVELOPER CORNER, Add room for your headers ***/
  2999. return l_nb_bytes;
  3000. }
  3001. /**
  3002. * Reads a POC marker (Progression Order Change)
  3003. *
  3004. * @param p_header_data the data contained in the POC box.
  3005. * @param p_j2k the jpeg2000 codec.
  3006. * @param p_header_size the size of the data contained in the POC marker.
  3007. * @param p_manager the user event manager.
  3008. */
  3009. static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
  3010. OPJ_BYTE * p_header_data,
  3011. OPJ_UINT32 p_header_size,
  3012. opj_event_mgr_t * p_manager
  3013. )
  3014. {
  3015. OPJ_UINT32 i, l_nb_comp, l_tmp;
  3016. opj_image_t * l_image = 00;
  3017. OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
  3018. OPJ_UINT32 l_chunk_size, l_comp_room;
  3019. opj_cp_t *l_cp = 00;
  3020. opj_tcp_t *l_tcp = 00;
  3021. opj_poc_t *l_current_poc = 00;
  3022. /* preconditions */
  3023. assert(p_header_data != 00);
  3024. assert(p_j2k != 00);
  3025. assert(p_manager != 00);
  3026. l_image = p_j2k->m_private_image;
  3027. l_nb_comp = l_image->numcomps;
  3028. if (l_nb_comp <= 256) {
  3029. l_comp_room = 1;
  3030. } else {
  3031. l_comp_room = 2;
  3032. }
  3033. l_chunk_size = 5 + 2 * l_comp_room;
  3034. l_current_poc_nb = p_header_size / l_chunk_size;
  3035. l_current_poc_remaining = p_header_size % l_chunk_size;
  3036. if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
  3037. opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
  3038. return OPJ_FALSE;
  3039. }
  3040. l_cp = &(p_j2k->m_cp);
  3041. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  3042. &l_cp->tcps[p_j2k->m_current_tile_number] :
  3043. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  3044. l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
  3045. l_current_poc_nb += l_old_poc_nb;
  3046. if (l_current_poc_nb >= J2K_MAX_POCS) {
  3047. opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
  3048. return OPJ_FALSE;
  3049. }
  3050. /* now poc is in use.*/
  3051. l_tcp->POC = 1;
  3052. l_current_poc = &l_tcp->pocs[l_old_poc_nb];
  3053. for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
  3054. opj_read_bytes(p_header_data, &(l_current_poc->resno0),
  3055. 1); /* RSpoc_i */
  3056. ++p_header_data;
  3057. opj_read_bytes(p_header_data, &(l_current_poc->compno0),
  3058. l_comp_room); /* CSpoc_i */
  3059. p_header_data += l_comp_room;
  3060. opj_read_bytes(p_header_data, &(l_current_poc->layno1),
  3061. 2); /* LYEpoc_i */
  3062. /* make sure layer end is in acceptable bounds */
  3063. l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
  3064. p_header_data += 2;
  3065. opj_read_bytes(p_header_data, &(l_current_poc->resno1),
  3066. 1); /* REpoc_i */
  3067. ++p_header_data;
  3068. opj_read_bytes(p_header_data, &(l_current_poc->compno1),
  3069. l_comp_room); /* CEpoc_i */
  3070. p_header_data += l_comp_room;
  3071. opj_read_bytes(p_header_data, &l_tmp,
  3072. 1); /* Ppoc_i */
  3073. ++p_header_data;
  3074. l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
  3075. /* make sure comp is in acceptable bounds */
  3076. l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
  3077. ++l_current_poc;
  3078. }
  3079. l_tcp->numpocs = l_current_poc_nb - 1;
  3080. return OPJ_TRUE;
  3081. }
  3082. /**
  3083. * Reads a CRG marker (Component registration)
  3084. *
  3085. * @param p_header_data the data contained in the TLM box.
  3086. * @param p_j2k the jpeg2000 codec.
  3087. * @param p_header_size the size of the data contained in the TLM marker.
  3088. * @param p_manager the user event manager.
  3089. */
  3090. static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
  3091. OPJ_BYTE * p_header_data,
  3092. OPJ_UINT32 p_header_size,
  3093. opj_event_mgr_t * p_manager
  3094. )
  3095. {
  3096. OPJ_UINT32 l_nb_comp;
  3097. /* preconditions */
  3098. assert(p_header_data != 00);
  3099. assert(p_j2k != 00);
  3100. assert(p_manager != 00);
  3101. OPJ_UNUSED(p_header_data);
  3102. l_nb_comp = p_j2k->m_private_image->numcomps;
  3103. if (p_header_size != l_nb_comp * 4) {
  3104. opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
  3105. return OPJ_FALSE;
  3106. }
  3107. /* Do not care of this at the moment since only local variables are set here */
  3108. /*
  3109. for
  3110. (i = 0; i < l_nb_comp; ++i)
  3111. {
  3112. opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
  3113. p_header_data+=2;
  3114. opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
  3115. p_header_data+=2;
  3116. }
  3117. */
  3118. return OPJ_TRUE;
  3119. }
  3120. /**
  3121. * Reads a TLM marker (Tile Length Marker)
  3122. *
  3123. * @param p_header_data the data contained in the TLM box.
  3124. * @param p_j2k the jpeg2000 codec.
  3125. * @param p_header_size the size of the data contained in the TLM marker.
  3126. * @param p_manager the user event manager.
  3127. */
  3128. static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
  3129. OPJ_BYTE * p_header_data,
  3130. OPJ_UINT32 p_header_size,
  3131. opj_event_mgr_t * p_manager
  3132. )
  3133. {
  3134. OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient,
  3135. l_Ptlm_size;
  3136. /* preconditions */
  3137. assert(p_header_data != 00);
  3138. assert(p_j2k != 00);
  3139. assert(p_manager != 00);
  3140. OPJ_UNUSED(p_j2k);
  3141. if (p_header_size < 2) {
  3142. opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
  3143. return OPJ_FALSE;
  3144. }
  3145. p_header_size -= 2;
  3146. opj_read_bytes(p_header_data, &l_Ztlm,
  3147. 1); /* Ztlm */
  3148. ++p_header_data;
  3149. opj_read_bytes(p_header_data, &l_Stlm,
  3150. 1); /* Stlm */
  3151. ++p_header_data;
  3152. l_ST = ((l_Stlm >> 4) & 0x3);
  3153. l_SP = (l_Stlm >> 6) & 0x1;
  3154. l_Ptlm_size = (l_SP + 1) * 2;
  3155. l_quotient = l_Ptlm_size + l_ST;
  3156. l_tot_num_tp_remaining = p_header_size % l_quotient;
  3157. if (l_tot_num_tp_remaining != 0) {
  3158. opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n");
  3159. return OPJ_FALSE;
  3160. }
  3161. /* FIXME Do not care of this at the moment since only local variables are set here */
  3162. /*
  3163. for
  3164. (i = 0; i < l_tot_num_tp; ++i)
  3165. {
  3166. opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i
  3167. p_header_data += l_ST;
  3168. opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i
  3169. p_header_data += l_Ptlm_size;
  3170. }*/
  3171. return OPJ_TRUE;
  3172. }
  3173. /**
  3174. * Reads a PLM marker (Packet length, main header marker)
  3175. *
  3176. * @param p_header_data the data contained in the TLM box.
  3177. * @param p_j2k the jpeg2000 codec.
  3178. * @param p_header_size the size of the data contained in the TLM marker.
  3179. * @param p_manager the user event manager.
  3180. */
  3181. static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
  3182. OPJ_BYTE * p_header_data,
  3183. OPJ_UINT32 p_header_size,
  3184. opj_event_mgr_t * p_manager
  3185. )
  3186. {
  3187. /* preconditions */
  3188. assert(p_header_data != 00);
  3189. assert(p_j2k != 00);
  3190. assert(p_manager != 00);
  3191. OPJ_UNUSED(p_j2k);
  3192. OPJ_UNUSED(p_header_data);
  3193. if (p_header_size < 1) {
  3194. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
  3195. return OPJ_FALSE;
  3196. }
  3197. /* Do not care of this at the moment since only local variables are set here */
  3198. /*
  3199. opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
  3200. ++p_header_data;
  3201. --p_header_size;
  3202. while
  3203. (p_header_size > 0)
  3204. {
  3205. opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
  3206. ++p_header_data;
  3207. p_header_size -= (1+l_Nplm);
  3208. if
  3209. (p_header_size < 0)
  3210. {
  3211. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
  3212. return false;
  3213. }
  3214. for
  3215. (i = 0; i < l_Nplm; ++i)
  3216. {
  3217. opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
  3218. ++p_header_data;
  3219. // take only the last seven bytes
  3220. l_packet_len |= (l_tmp & 0x7f);
  3221. if
  3222. (l_tmp & 0x80)
  3223. {
  3224. l_packet_len <<= 7;
  3225. }
  3226. else
  3227. {
  3228. // store packet length and proceed to next packet
  3229. l_packet_len = 0;
  3230. }
  3231. }
  3232. if
  3233. (l_packet_len != 0)
  3234. {
  3235. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
  3236. return false;
  3237. }
  3238. }
  3239. */
  3240. return OPJ_TRUE;
  3241. }
  3242. /**
  3243. * Reads a PLT marker (Packet length, tile-part header)
  3244. *
  3245. * @param p_header_data the data contained in the PLT box.
  3246. * @param p_j2k the jpeg2000 codec.
  3247. * @param p_header_size the size of the data contained in the PLT marker.
  3248. * @param p_manager the user event manager.
  3249. */
  3250. static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
  3251. OPJ_BYTE * p_header_data,
  3252. OPJ_UINT32 p_header_size,
  3253. opj_event_mgr_t * p_manager
  3254. )
  3255. {
  3256. OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
  3257. /* preconditions */
  3258. assert(p_header_data != 00);
  3259. assert(p_j2k != 00);
  3260. assert(p_manager != 00);
  3261. OPJ_UNUSED(p_j2k);
  3262. if (p_header_size < 1) {
  3263. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
  3264. return OPJ_FALSE;
  3265. }
  3266. opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
  3267. ++p_header_data;
  3268. --p_header_size;
  3269. for (i = 0; i < p_header_size; ++i) {
  3270. opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
  3271. ++p_header_data;
  3272. /* take only the last seven bytes */
  3273. l_packet_len |= (l_tmp & 0x7f);
  3274. if (l_tmp & 0x80) {
  3275. l_packet_len <<= 7;
  3276. } else {
  3277. /* store packet length and proceed to next packet */
  3278. l_packet_len = 0;
  3279. }
  3280. }
  3281. if (l_packet_len != 0) {
  3282. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
  3283. return OPJ_FALSE;
  3284. }
  3285. return OPJ_TRUE;
  3286. }
  3287. /**
  3288. * Reads a PPM marker (Packed packet headers, main header)
  3289. *
  3290. * @param p_header_data the data contained in the POC box.
  3291. * @param p_j2k the jpeg2000 codec.
  3292. * @param p_header_size the size of the data contained in the POC marker.
  3293. * @param p_manager the user event manager.
  3294. */
  3295. static OPJ_BOOL opj_j2k_read_ppm(
  3296. opj_j2k_t *p_j2k,
  3297. OPJ_BYTE * p_header_data,
  3298. OPJ_UINT32 p_header_size,
  3299. opj_event_mgr_t * p_manager)
  3300. {
  3301. opj_cp_t *l_cp = 00;
  3302. OPJ_UINT32 l_Z_ppm;
  3303. /* preconditions */
  3304. assert(p_header_data != 00);
  3305. assert(p_j2k != 00);
  3306. assert(p_manager != 00);
  3307. /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
  3308. if (p_header_size < 2) {
  3309. opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
  3310. return OPJ_FALSE;
  3311. }
  3312. l_cp = &(p_j2k->m_cp);
  3313. l_cp->ppm = 1;
  3314. opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
  3315. ++p_header_data;
  3316. --p_header_size;
  3317. /* check allocation needed */
  3318. if (l_cp->ppm_markers == NULL) { /* first PPM marker */
  3319. OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
  3320. assert(l_cp->ppm_markers_count == 0U);
  3321. l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
  3322. if (l_cp->ppm_markers == NULL) {
  3323. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3324. return OPJ_FALSE;
  3325. }
  3326. l_cp->ppm_markers_count = l_newCount;
  3327. } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
  3328. OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
  3329. opj_ppx *new_ppm_markers;
  3330. new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
  3331. l_newCount * sizeof(opj_ppx));
  3332. if (new_ppm_markers == NULL) {
  3333. /* clean up to be done on l_cp destruction */
  3334. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3335. return OPJ_FALSE;
  3336. }
  3337. l_cp->ppm_markers = new_ppm_markers;
  3338. memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
  3339. (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
  3340. l_cp->ppm_markers_count = l_newCount;
  3341. }
  3342. if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
  3343. /* clean up to be done on l_cp destruction */
  3344. opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
  3345. return OPJ_FALSE;
  3346. }
  3347. l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
  3348. if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
  3349. /* clean up to be done on l_cp destruction */
  3350. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3351. return OPJ_FALSE;
  3352. }
  3353. l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
  3354. memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
  3355. return OPJ_TRUE;
  3356. }
  3357. /**
  3358. * Merges all PPM markers read (Packed headers, main header)
  3359. *
  3360. * @param p_cp main coding parameters.
  3361. * @param p_manager the user event manager.
  3362. */
  3363. static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
  3364. {
  3365. OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
  3366. /* preconditions */
  3367. assert(p_cp != 00);
  3368. assert(p_manager != 00);
  3369. assert(p_cp->ppm_buffer == NULL);
  3370. if (p_cp->ppm == 0U) {
  3371. return OPJ_TRUE;
  3372. }
  3373. l_ppm_data_size = 0U;
  3374. l_N_ppm_remaining = 0U;
  3375. for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
  3376. if (p_cp->ppm_markers[i].m_data !=
  3377. NULL) { /* standard doesn't seem to require contiguous Zppm */
  3378. OPJ_UINT32 l_N_ppm;
  3379. OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
  3380. const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
  3381. if (l_N_ppm_remaining >= l_data_size) {
  3382. l_N_ppm_remaining -= l_data_size;
  3383. l_data_size = 0U;
  3384. } else {
  3385. l_data += l_N_ppm_remaining;
  3386. l_data_size -= l_N_ppm_remaining;
  3387. l_N_ppm_remaining = 0U;
  3388. }
  3389. if (l_data_size > 0U) {
  3390. do {
  3391. /* read Nppm */
  3392. if (l_data_size < 4U) {
  3393. /* clean up to be done on l_cp destruction */
  3394. opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
  3395. return OPJ_FALSE;
  3396. }
  3397. opj_read_bytes(l_data, &l_N_ppm, 4);
  3398. l_data += 4;
  3399. l_data_size -= 4;
  3400. l_ppm_data_size +=
  3401. l_N_ppm; /* can't overflow, max 256 markers of max 65536 bytes, that is when PPM markers are not corrupted which is checked elsewhere */
  3402. if (l_data_size >= l_N_ppm) {
  3403. l_data_size -= l_N_ppm;
  3404. l_data += l_N_ppm;
  3405. } else {
  3406. l_N_ppm_remaining = l_N_ppm - l_data_size;
  3407. l_data_size = 0U;
  3408. }
  3409. } while (l_data_size > 0U);
  3410. }
  3411. }
  3412. }
  3413. if (l_N_ppm_remaining != 0U) {
  3414. /* clean up to be done on l_cp destruction */
  3415. opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
  3416. return OPJ_FALSE;
  3417. }
  3418. p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
  3419. if (p_cp->ppm_buffer == 00) {
  3420. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3421. return OPJ_FALSE;
  3422. }
  3423. p_cp->ppm_len = l_ppm_data_size;
  3424. l_ppm_data_size = 0U;
  3425. l_N_ppm_remaining = 0U;
  3426. for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
  3427. if (p_cp->ppm_markers[i].m_data !=
  3428. NULL) { /* standard doesn't seem to require contiguous Zppm */
  3429. OPJ_UINT32 l_N_ppm;
  3430. OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
  3431. const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
  3432. if (l_N_ppm_remaining >= l_data_size) {
  3433. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
  3434. l_ppm_data_size += l_data_size;
  3435. l_N_ppm_remaining -= l_data_size;
  3436. l_data_size = 0U;
  3437. } else {
  3438. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
  3439. l_ppm_data_size += l_N_ppm_remaining;
  3440. l_data += l_N_ppm_remaining;
  3441. l_data_size -= l_N_ppm_remaining;
  3442. l_N_ppm_remaining = 0U;
  3443. }
  3444. if (l_data_size > 0U) {
  3445. do {
  3446. /* read Nppm */
  3447. if (l_data_size < 4U) {
  3448. /* clean up to be done on l_cp destruction */
  3449. opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
  3450. return OPJ_FALSE;
  3451. }
  3452. opj_read_bytes(l_data, &l_N_ppm, 4);
  3453. l_data += 4;
  3454. l_data_size -= 4;
  3455. if (l_data_size >= l_N_ppm) {
  3456. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
  3457. l_ppm_data_size += l_N_ppm;
  3458. l_data_size -= l_N_ppm;
  3459. l_data += l_N_ppm;
  3460. } else {
  3461. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
  3462. l_ppm_data_size += l_data_size;
  3463. l_N_ppm_remaining = l_N_ppm - l_data_size;
  3464. l_data_size = 0U;
  3465. }
  3466. } while (l_data_size > 0U);
  3467. }
  3468. opj_free(p_cp->ppm_markers[i].m_data);
  3469. p_cp->ppm_markers[i].m_data = NULL;
  3470. p_cp->ppm_markers[i].m_data_size = 0U;
  3471. }
  3472. }
  3473. p_cp->ppm_data = p_cp->ppm_buffer;
  3474. p_cp->ppm_data_size = p_cp->ppm_len;
  3475. p_cp->ppm_markers_count = 0U;
  3476. opj_free(p_cp->ppm_markers);
  3477. p_cp->ppm_markers = NULL;
  3478. return OPJ_TRUE;
  3479. }
  3480. /**
  3481. * Reads a PPT marker (Packed packet headers, tile-part header)
  3482. *
  3483. * @param p_header_data the data contained in the PPT box.
  3484. * @param p_j2k the jpeg2000 codec.
  3485. * @param p_header_size the size of the data contained in the PPT marker.
  3486. * @param p_manager the user event manager.
  3487. */
  3488. static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
  3489. OPJ_BYTE * p_header_data,
  3490. OPJ_UINT32 p_header_size,
  3491. opj_event_mgr_t * p_manager
  3492. )
  3493. {
  3494. opj_cp_t *l_cp = 00;
  3495. opj_tcp_t *l_tcp = 00;
  3496. OPJ_UINT32 l_Z_ppt;
  3497. /* preconditions */
  3498. assert(p_header_data != 00);
  3499. assert(p_j2k != 00);
  3500. assert(p_manager != 00);
  3501. /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
  3502. if (p_header_size < 2) {
  3503. opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
  3504. return OPJ_FALSE;
  3505. }
  3506. l_cp = &(p_j2k->m_cp);
  3507. if (l_cp->ppm) {
  3508. opj_event_msg(p_manager, EVT_ERROR,
  3509. "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
  3510. return OPJ_FALSE;
  3511. }
  3512. l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
  3513. l_tcp->ppt = 1;
  3514. opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
  3515. ++p_header_data;
  3516. --p_header_size;
  3517. /* check allocation needed */
  3518. if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
  3519. OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
  3520. assert(l_tcp->ppt_markers_count == 0U);
  3521. l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
  3522. if (l_tcp->ppt_markers == NULL) {
  3523. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3524. return OPJ_FALSE;
  3525. }
  3526. l_tcp->ppt_markers_count = l_newCount;
  3527. } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
  3528. OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
  3529. opj_ppx *new_ppt_markers;
  3530. new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
  3531. l_newCount * sizeof(opj_ppx));
  3532. if (new_ppt_markers == NULL) {
  3533. /* clean up to be done on l_tcp destruction */
  3534. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3535. return OPJ_FALSE;
  3536. }
  3537. l_tcp->ppt_markers = new_ppt_markers;
  3538. memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
  3539. (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
  3540. l_tcp->ppt_markers_count = l_newCount;
  3541. }
  3542. if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
  3543. /* clean up to be done on l_tcp destruction */
  3544. opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
  3545. return OPJ_FALSE;
  3546. }
  3547. l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
  3548. if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
  3549. /* clean up to be done on l_tcp destruction */
  3550. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3551. return OPJ_FALSE;
  3552. }
  3553. l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
  3554. memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
  3555. return OPJ_TRUE;
  3556. }
  3557. /**
  3558. * Merges all PPT markers read (Packed packet headers, tile-part header)
  3559. *
  3560. * @param p_tcp the tile.
  3561. * @param p_manager the user event manager.
  3562. */
  3563. static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
  3564. {
  3565. OPJ_UINT32 i, l_ppt_data_size;
  3566. /* preconditions */
  3567. assert(p_tcp != 00);
  3568. assert(p_manager != 00);
  3569. if (p_tcp->ppt_buffer != NULL) {
  3570. opj_event_msg(p_manager, EVT_ERROR,
  3571. "opj_j2k_merge_ppt() has already been called\n");
  3572. return OPJ_FALSE;
  3573. }
  3574. if (p_tcp->ppt == 0U) {
  3575. return OPJ_TRUE;
  3576. }
  3577. l_ppt_data_size = 0U;
  3578. for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
  3579. l_ppt_data_size +=
  3580. p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
  3581. }
  3582. p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
  3583. if (p_tcp->ppt_buffer == 00) {
  3584. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3585. return OPJ_FALSE;
  3586. }
  3587. p_tcp->ppt_len = l_ppt_data_size;
  3588. l_ppt_data_size = 0U;
  3589. for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
  3590. if (p_tcp->ppt_markers[i].m_data !=
  3591. NULL) { /* standard doesn't seem to require contiguous Zppt */
  3592. memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
  3593. p_tcp->ppt_markers[i].m_data_size);
  3594. l_ppt_data_size +=
  3595. p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
  3596. opj_free(p_tcp->ppt_markers[i].m_data);
  3597. p_tcp->ppt_markers[i].m_data = NULL;
  3598. p_tcp->ppt_markers[i].m_data_size = 0U;
  3599. }
  3600. }
  3601. p_tcp->ppt_markers_count = 0U;
  3602. opj_free(p_tcp->ppt_markers);
  3603. p_tcp->ppt_markers = NULL;
  3604. p_tcp->ppt_data = p_tcp->ppt_buffer;
  3605. p_tcp->ppt_data_size = p_tcp->ppt_len;
  3606. return OPJ_TRUE;
  3607. }
  3608. static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
  3609. opj_stream_private_t *p_stream,
  3610. opj_event_mgr_t * p_manager
  3611. )
  3612. {
  3613. OPJ_BYTE * l_current_data = 00;
  3614. OPJ_UINT32 l_tlm_size;
  3615. /* preconditions */
  3616. assert(p_j2k != 00);
  3617. assert(p_manager != 00);
  3618. assert(p_stream != 00);
  3619. l_tlm_size = 6 + (5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
  3620. if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  3621. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  3622. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
  3623. if (! new_header_tile_data) {
  3624. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  3625. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  3626. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  3627. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
  3628. return OPJ_FALSE;
  3629. }
  3630. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  3631. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
  3632. }
  3633. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  3634. /* change the way data is written to avoid seeking if possible */
  3635. /* TODO */
  3636. p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
  3637. opj_write_bytes(l_current_data, J2K_MS_TLM,
  3638. 2); /* TLM */
  3639. l_current_data += 2;
  3640. opj_write_bytes(l_current_data, l_tlm_size - 2,
  3641. 2); /* Lpoc */
  3642. l_current_data += 2;
  3643. opj_write_bytes(l_current_data, 0,
  3644. 1); /* Ztlm=0*/
  3645. ++l_current_data;
  3646. opj_write_bytes(l_current_data, 0x50,
  3647. 1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
  3648. ++l_current_data;
  3649. /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
  3650. if (opj_stream_write_data(p_stream,
  3651. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
  3652. p_manager) != l_tlm_size) {
  3653. return OPJ_FALSE;
  3654. }
  3655. return OPJ_TRUE;
  3656. }
  3657. static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
  3658. OPJ_BYTE * p_data,
  3659. OPJ_UINT32 total_data_size,
  3660. OPJ_UINT32 * p_data_written,
  3661. const opj_stream_private_t *p_stream,
  3662. opj_event_mgr_t * p_manager
  3663. )
  3664. {
  3665. /* preconditions */
  3666. assert(p_j2k != 00);
  3667. assert(p_manager != 00);
  3668. assert(p_stream != 00);
  3669. OPJ_UNUSED(p_stream);
  3670. if (total_data_size < 12) {
  3671. opj_event_msg(p_manager, EVT_ERROR,
  3672. "Not enough bytes in output buffer to write SOT marker\n");
  3673. return OPJ_FALSE;
  3674. }
  3675. opj_write_bytes(p_data, J2K_MS_SOT,
  3676. 2); /* SOT */
  3677. p_data += 2;
  3678. opj_write_bytes(p_data, 10,
  3679. 2); /* Lsot */
  3680. p_data += 2;
  3681. opj_write_bytes(p_data, p_j2k->m_current_tile_number,
  3682. 2); /* Isot */
  3683. p_data += 2;
  3684. /* Psot */
  3685. p_data += 4;
  3686. opj_write_bytes(p_data,
  3687. p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
  3688. 1); /* TPsot */
  3689. ++p_data;
  3690. opj_write_bytes(p_data,
  3691. p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
  3692. 1); /* TNsot */
  3693. ++p_data;
  3694. /* UniPG>> */
  3695. #ifdef USE_JPWL
  3696. /* update markers struct */
  3697. /*
  3698. OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
  3699. */
  3700. assert(0 && "TODO");
  3701. #endif /* USE_JPWL */
  3702. * p_data_written = 12;
  3703. return OPJ_TRUE;
  3704. }
  3705. static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
  3706. OPJ_UINT32 p_header_size,
  3707. OPJ_UINT32* p_tile_no,
  3708. OPJ_UINT32* p_tot_len,
  3709. OPJ_UINT32* p_current_part,
  3710. OPJ_UINT32* p_num_parts,
  3711. opj_event_mgr_t * p_manager)
  3712. {
  3713. /* preconditions */
  3714. assert(p_header_data != 00);
  3715. assert(p_manager != 00);
  3716. /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
  3717. if (p_header_size != 8) {
  3718. opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
  3719. return OPJ_FALSE;
  3720. }
  3721. opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
  3722. p_header_data += 2;
  3723. opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
  3724. p_header_data += 4;
  3725. opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
  3726. ++p_header_data;
  3727. opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
  3728. ++p_header_data;
  3729. return OPJ_TRUE;
  3730. }
  3731. static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
  3732. OPJ_BYTE * p_header_data,
  3733. OPJ_UINT32 p_header_size,
  3734. opj_event_mgr_t * p_manager)
  3735. {
  3736. opj_cp_t *l_cp = 00;
  3737. opj_tcp_t *l_tcp = 00;
  3738. OPJ_UINT32 l_tot_len, l_num_parts = 0;
  3739. OPJ_UINT32 l_current_part;
  3740. OPJ_UINT32 l_tile_x, l_tile_y;
  3741. /* preconditions */
  3742. assert(p_j2k != 00);
  3743. assert(p_manager != 00);
  3744. if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
  3745. &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
  3746. p_manager)) {
  3747. opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
  3748. return OPJ_FALSE;
  3749. }
  3750. #ifdef DEBUG_VERBOSE
  3751. fprintf(stderr, "SOT %d %d %d %d\n",
  3752. p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
  3753. #endif
  3754. l_cp = &(p_j2k->m_cp);
  3755. /* testcase 2.pdf.SIGFPE.706.1112 */
  3756. if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
  3757. opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
  3758. p_j2k->m_current_tile_number);
  3759. return OPJ_FALSE;
  3760. }
  3761. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  3762. l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
  3763. l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
  3764. if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
  3765. p_j2k->m_current_tile_number == (OPJ_UINT32)
  3766. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
  3767. /* Do only this check if we decode all tile part headers, or if */
  3768. /* we decode one precise tile. Otherwise the m_current_tile_part_number */
  3769. /* might not be valid */
  3770. /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
  3771. /* of https://github.com/uclouvain/openjpeg/issues/939 */
  3772. /* We must avoid reading twice the same tile part number for a given tile */
  3773. /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
  3774. /* several times. */
  3775. /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
  3776. /* should appear in increasing order. */
  3777. if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
  3778. opj_event_msg(p_manager, EVT_ERROR,
  3779. "Invalid tile part index for tile number %d. "
  3780. "Got %d, expected %d\n",
  3781. p_j2k->m_current_tile_number,
  3782. l_current_part,
  3783. l_tcp->m_current_tile_part_number + 1);
  3784. return OPJ_FALSE;
  3785. }
  3786. }
  3787. l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
  3788. #ifdef USE_JPWL
  3789. if (l_cp->correct) {
  3790. OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
  3791. static OPJ_UINT32 backup_tileno = 0;
  3792. /* tileno is negative or larger than the number of tiles!!! */
  3793. if (tileno > (l_cp->tw * l_cp->th)) {
  3794. opj_event_msg(p_manager, EVT_ERROR,
  3795. "JPWL: bad tile number (%d out of a maximum of %d)\n",
  3796. tileno, (l_cp->tw * l_cp->th));
  3797. if (!JPWL_ASSUME) {
  3798. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  3799. return OPJ_FALSE;
  3800. }
  3801. /* we try to correct */
  3802. tileno = backup_tileno;
  3803. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
  3804. "- setting tile number to %d\n",
  3805. tileno);
  3806. }
  3807. /* keep your private count of tiles */
  3808. backup_tileno++;
  3809. };
  3810. #endif /* USE_JPWL */
  3811. /* look for the tile in the list of already processed tile (in parts). */
  3812. /* Optimization possible here with a more complex data structure and with the removing of tiles */
  3813. /* since the time taken by this function can only grow at the time */
  3814. /* PSot should be equal to zero or >=14 or <= 2^32-1 */
  3815. if ((l_tot_len != 0) && (l_tot_len < 14)) {
  3816. if (l_tot_len ==
  3817. 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
  3818. opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
  3819. l_tot_len);
  3820. } else {
  3821. opj_event_msg(p_manager, EVT_ERROR,
  3822. "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
  3823. return OPJ_FALSE;
  3824. }
  3825. }
  3826. #ifdef USE_JPWL
  3827. if (l_cp->correct) {
  3828. /* totlen is negative or larger than the bytes left!!! */
  3829. if (/*(l_tot_len < 0) ||*/ (l_tot_len >
  3830. p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
  3831. opj_event_msg(p_manager, EVT_ERROR,
  3832. "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
  3833. l_tot_len,
  3834. p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
  3835. if (!JPWL_ASSUME) {
  3836. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  3837. return OPJ_FALSE;
  3838. }
  3839. /* we try to correct */
  3840. l_tot_len = 0;
  3841. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
  3842. "- setting Psot to %d => assuming it is the last tile\n",
  3843. l_tot_len);
  3844. }
  3845. };
  3846. #endif /* USE_JPWL */
  3847. /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
  3848. if (!l_tot_len) {
  3849. opj_event_msg(p_manager, EVT_INFO,
  3850. "Psot value of the current tile-part is equal to zero, "
  3851. "we assuming it is the last tile-part of the codestream.\n");
  3852. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3853. }
  3854. if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
  3855. /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
  3856. opj_event_msg(p_manager, EVT_ERROR,
  3857. "In SOT marker, TPSot (%d) is not valid regards to the previous "
  3858. "number of tile-part (%d), giving up\n", l_current_part,
  3859. l_tcp->m_nb_tile_parts);
  3860. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3861. return OPJ_FALSE;
  3862. }
  3863. if (l_num_parts !=
  3864. 0) { /* Number of tile-part header is provided by this tile-part header */
  3865. l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
  3866. /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
  3867. * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
  3868. if (l_tcp->m_nb_tile_parts) {
  3869. if (l_current_part >= l_tcp->m_nb_tile_parts) {
  3870. opj_event_msg(p_manager, EVT_ERROR,
  3871. "In SOT marker, TPSot (%d) is not valid regards to the current "
  3872. "number of tile-part (%d), giving up\n", l_current_part,
  3873. l_tcp->m_nb_tile_parts);
  3874. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3875. return OPJ_FALSE;
  3876. }
  3877. }
  3878. if (l_current_part >= l_num_parts) {
  3879. /* testcase 451.pdf.SIGSEGV.ce9.3723 */
  3880. opj_event_msg(p_manager, EVT_ERROR,
  3881. "In SOT marker, TPSot (%d) is not valid regards to the current "
  3882. "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
  3883. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3884. return OPJ_FALSE;
  3885. }
  3886. l_tcp->m_nb_tile_parts = l_num_parts;
  3887. }
  3888. /* If know the number of tile part header we will check if we didn't read the last*/
  3889. if (l_tcp->m_nb_tile_parts) {
  3890. if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
  3891. p_j2k->m_specific_param.m_decoder.m_can_decode =
  3892. 1; /* Process the last tile-part header*/
  3893. }
  3894. }
  3895. if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
  3896. /* Keep the size of data to skip after this marker */
  3897. p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
  3898. 12; /* SOT_marker_size = 12 */
  3899. } else {
  3900. /* FIXME: need to be computed from the number of bytes remaining in the codestream */
  3901. p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
  3902. }
  3903. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
  3904. /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
  3905. if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
  3906. p_j2k->m_specific_param.m_decoder.m_skip_data =
  3907. (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
  3908. || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
  3909. || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
  3910. || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
  3911. } else {
  3912. assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
  3913. p_j2k->m_specific_param.m_decoder.m_skip_data =
  3914. (p_j2k->m_current_tile_number != (OPJ_UINT32)
  3915. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
  3916. }
  3917. /* Index */
  3918. if (p_j2k->cstr_index) {
  3919. assert(p_j2k->cstr_index->tile_index != 00);
  3920. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
  3921. p_j2k->m_current_tile_number;
  3922. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
  3923. l_current_part;
  3924. if (l_num_parts != 0) {
  3925. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
  3926. l_num_parts;
  3927. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
  3928. l_num_parts;
  3929. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  3930. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  3931. (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
  3932. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  3933. opj_event_msg(p_manager, EVT_ERROR,
  3934. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  3935. return OPJ_FALSE;
  3936. }
  3937. } else {
  3938. opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
  3939. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
  3940. l_num_parts * sizeof(opj_tp_index_t));
  3941. if (! new_tp_index) {
  3942. opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
  3943. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
  3944. opj_event_msg(p_manager, EVT_ERROR,
  3945. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  3946. return OPJ_FALSE;
  3947. }
  3948. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  3949. new_tp_index;
  3950. }
  3951. } else {
  3952. /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
  3953. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  3954. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
  3955. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  3956. (opj_tp_index_t*)opj_calloc(
  3957. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
  3958. sizeof(opj_tp_index_t));
  3959. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  3960. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
  3961. opj_event_msg(p_manager, EVT_ERROR,
  3962. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  3963. return OPJ_FALSE;
  3964. }
  3965. }
  3966. if (l_current_part >=
  3967. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
  3968. opj_tp_index_t *new_tp_index;
  3969. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
  3970. l_current_part + 1;
  3971. new_tp_index = (opj_tp_index_t *) opj_realloc(
  3972. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
  3973. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
  3974. sizeof(opj_tp_index_t));
  3975. if (! new_tp_index) {
  3976. opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
  3977. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
  3978. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
  3979. opj_event_msg(p_manager, EVT_ERROR,
  3980. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  3981. return OPJ_FALSE;
  3982. }
  3983. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  3984. new_tp_index;
  3985. }
  3986. }
  3987. }
  3988. }
  3989. /* FIXME move this onto a separate method to call before reading any SOT, remove part about main_end header, use a index struct inside p_j2k */
  3990. /* if (p_j2k->cstr_info) {
  3991. if (l_tcp->first) {
  3992. if (tileno == 0) {
  3993. p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
  3994. }
  3995. p_j2k->cstr_info->tile[tileno].tileno = tileno;
  3996. p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
  3997. p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
  3998. p_j2k->cstr_info->tile[tileno].num_tps = numparts;
  3999. if (numparts) {
  4000. p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
  4001. }
  4002. else {
  4003. p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
  4004. }
  4005. }
  4006. else {
  4007. p_j2k->cstr_info->tile[tileno].end_pos += totlen;
  4008. }
  4009. p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
  4010. p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
  4011. p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
  4012. }*/
  4013. return OPJ_TRUE;
  4014. }
  4015. /**
  4016. * Write one or more PLT markers in the provided buffer
  4017. */
  4018. static OPJ_BOOL opj_j2k_write_plt_in_memory(opj_j2k_t *p_j2k,
  4019. opj_tcd_marker_info_t* marker_info,
  4020. OPJ_BYTE * p_data,
  4021. OPJ_UINT32 * p_data_written,
  4022. opj_event_mgr_t * p_manager)
  4023. {
  4024. OPJ_BYTE Zplt = 0;
  4025. OPJ_UINT16 Lplt;
  4026. OPJ_BYTE* p_data_start = p_data;
  4027. OPJ_BYTE* p_data_Lplt = p_data + 2;
  4028. OPJ_UINT32 i;
  4029. OPJ_UNUSED(p_j2k);
  4030. opj_write_bytes(p_data, J2K_MS_PLT, 2);
  4031. p_data += 2;
  4032. /* Reserve space for Lplt */
  4033. p_data += 2;
  4034. opj_write_bytes(p_data, Zplt, 1);
  4035. p_data += 1;
  4036. Lplt = 3;
  4037. for (i = 0; i < marker_info->packet_count; i++) {
  4038. OPJ_BYTE var_bytes[5];
  4039. OPJ_UINT8 var_bytes_size = 0;
  4040. OPJ_UINT32 packet_size = marker_info->p_packet_size[i];
  4041. /* Packet size written in variable-length way, starting with LSB */
  4042. var_bytes[var_bytes_size] = (OPJ_BYTE)(packet_size & 0x7f);
  4043. var_bytes_size ++;
  4044. packet_size >>= 7;
  4045. while (packet_size > 0) {
  4046. var_bytes[var_bytes_size] = (OPJ_BYTE)((packet_size & 0x7f) | 0x80);
  4047. var_bytes_size ++;
  4048. packet_size >>= 7;
  4049. }
  4050. /* Check if that can fit in the current PLT marker. If not, finish */
  4051. /* current one, and start a new one */
  4052. if (Lplt + var_bytes_size > 65535) {
  4053. if (Zplt == 255) {
  4054. opj_event_msg(p_manager, EVT_ERROR,
  4055. "More than 255 PLT markers would be needed for current tile-part !\n");
  4056. return OPJ_FALSE;
  4057. }
  4058. /* Patch Lplt */
  4059. opj_write_bytes(p_data_Lplt, Lplt, 2);
  4060. /* Start new segment */
  4061. opj_write_bytes(p_data, J2K_MS_PLT, 2);
  4062. p_data += 2;
  4063. /* Reserve space for Lplt */
  4064. p_data_Lplt = p_data;
  4065. p_data += 2;
  4066. Zplt ++;
  4067. opj_write_bytes(p_data, Zplt, 1);
  4068. p_data += 1;
  4069. Lplt = 3;
  4070. }
  4071. Lplt = (OPJ_UINT16)(Lplt + var_bytes_size);
  4072. /* Serialize variable-length packet size, starting with MSB */
  4073. for (; var_bytes_size > 0; --var_bytes_size) {
  4074. opj_write_bytes(p_data, var_bytes[var_bytes_size - 1], 1);
  4075. p_data += 1;
  4076. }
  4077. }
  4078. *p_data_written = (OPJ_UINT32)(p_data - p_data_start);
  4079. /* Patch Lplt */
  4080. opj_write_bytes(p_data_Lplt, Lplt, 2);
  4081. return OPJ_TRUE;
  4082. }
  4083. static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
  4084. opj_tcd_t * p_tile_coder,
  4085. OPJ_BYTE * p_data,
  4086. OPJ_UINT32 * p_data_written,
  4087. OPJ_UINT32 total_data_size,
  4088. const opj_stream_private_t *p_stream,
  4089. opj_event_mgr_t * p_manager
  4090. )
  4091. {
  4092. opj_codestream_info_t *l_cstr_info = 00;
  4093. OPJ_UINT32 l_remaining_data;
  4094. opj_tcd_marker_info_t* marker_info = NULL;
  4095. /* preconditions */
  4096. assert(p_j2k != 00);
  4097. assert(p_manager != 00);
  4098. assert(p_stream != 00);
  4099. OPJ_UNUSED(p_stream);
  4100. if (total_data_size < 4) {
  4101. opj_event_msg(p_manager, EVT_ERROR,
  4102. "Not enough bytes in output buffer to write SOD marker\n");
  4103. return OPJ_FALSE;
  4104. }
  4105. opj_write_bytes(p_data, J2K_MS_SOD,
  4106. 2); /* SOD */
  4107. /* make room for the EOF marker */
  4108. l_remaining_data = total_data_size - 4;
  4109. /* update tile coder */
  4110. p_tile_coder->tp_num =
  4111. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
  4112. p_tile_coder->cur_tp_num =
  4113. p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  4114. /* INDEX >> */
  4115. /* TODO mergeV2: check this part which use cstr_info */
  4116. /*l_cstr_info = p_j2k->cstr_info;
  4117. if (l_cstr_info) {
  4118. if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
  4119. //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
  4120. l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
  4121. }
  4122. else {*/
  4123. /*
  4124. TODO
  4125. if
  4126. (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
  4127. {
  4128. cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
  4129. }*/
  4130. /*}*/
  4131. /* UniPG>> */
  4132. #ifdef USE_JPWL
  4133. /* update markers struct */
  4134. /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
  4135. */
  4136. assert(0 && "TODO");
  4137. #endif /* USE_JPWL */
  4138. /* <<UniPG */
  4139. /*}*/
  4140. /* << INDEX */
  4141. if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
  4142. p_tile_coder->tcd_image->tiles->packno = 0;
  4143. #ifdef deadcode
  4144. if (l_cstr_info) {
  4145. l_cstr_info->packno = 0;
  4146. }
  4147. #endif
  4148. }
  4149. *p_data_written = 0;
  4150. if (p_j2k->m_specific_param.m_encoder.m_PLT) {
  4151. marker_info = opj_tcd_marker_info_create(
  4152. p_j2k->m_specific_param.m_encoder.m_PLT);
  4153. if (marker_info == NULL) {
  4154. opj_event_msg(p_manager, EVT_ERROR,
  4155. "Cannot encode tile: opj_tcd_marker_info_create() failed\n");
  4156. return OPJ_FALSE;
  4157. }
  4158. }
  4159. if (l_remaining_data <
  4160. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT) {
  4161. opj_event_msg(p_manager, EVT_ERROR,
  4162. "Not enough bytes in output buffer to write SOD marker\n");
  4163. opj_tcd_marker_info_destroy(marker_info);
  4164. return OPJ_FALSE;
  4165. }
  4166. l_remaining_data -= p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
  4167. if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number,
  4168. p_data + 2,
  4169. p_data_written, l_remaining_data, l_cstr_info,
  4170. marker_info,
  4171. p_manager)) {
  4172. opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
  4173. opj_tcd_marker_info_destroy(marker_info);
  4174. return OPJ_FALSE;
  4175. }
  4176. /* For SOD */
  4177. *p_data_written += 2;
  4178. if (p_j2k->m_specific_param.m_encoder.m_PLT) {
  4179. OPJ_UINT32 l_data_written_PLT = 0;
  4180. OPJ_BYTE* p_PLT_buffer = (OPJ_BYTE*)opj_malloc(
  4181. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
  4182. if (!p_PLT_buffer) {
  4183. opj_event_msg(p_manager, EVT_ERROR, "Cannot allocate memory\n");
  4184. opj_tcd_marker_info_destroy(marker_info);
  4185. return OPJ_FALSE;
  4186. }
  4187. if (!opj_j2k_write_plt_in_memory(p_j2k,
  4188. marker_info,
  4189. p_PLT_buffer,
  4190. &l_data_written_PLT,
  4191. p_manager)) {
  4192. opj_tcd_marker_info_destroy(marker_info);
  4193. opj_free(p_PLT_buffer);
  4194. return OPJ_FALSE;
  4195. }
  4196. assert(l_data_written_PLT <=
  4197. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
  4198. /* Move PLT marker(s) before SOD */
  4199. memmove(p_data + l_data_written_PLT, p_data, *p_data_written);
  4200. memcpy(p_data, p_PLT_buffer, l_data_written_PLT);
  4201. opj_free(p_PLT_buffer);
  4202. *p_data_written += l_data_written_PLT;
  4203. }
  4204. opj_tcd_marker_info_destroy(marker_info);
  4205. return OPJ_TRUE;
  4206. }
  4207. static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
  4208. opj_stream_private_t *p_stream,
  4209. opj_event_mgr_t * p_manager
  4210. )
  4211. {
  4212. OPJ_SIZE_T l_current_read_size;
  4213. opj_codestream_index_t * l_cstr_index = 00;
  4214. OPJ_BYTE ** l_current_data = 00;
  4215. opj_tcp_t * l_tcp = 00;
  4216. OPJ_UINT32 * l_tile_len = 00;
  4217. OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
  4218. /* preconditions */
  4219. assert(p_j2k != 00);
  4220. assert(p_manager != 00);
  4221. assert(p_stream != 00);
  4222. l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  4223. if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
  4224. /* opj_stream_get_number_byte_left returns OPJ_OFF_T
  4225. // but we are in the last tile part,
  4226. // so its result will fit on OPJ_UINT32 unless we find
  4227. // a file with a single tile part of more than 4 GB...*/
  4228. p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
  4229. opj_stream_get_number_byte_left(p_stream) - 2);
  4230. } else {
  4231. /* Check to avoid pass the limit of OPJ_UINT32 */
  4232. if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
  4233. p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
  4234. } else {
  4235. /* MSD: case commented to support empty SOT marker (PHR data) */
  4236. }
  4237. }
  4238. l_current_data = &(l_tcp->m_data);
  4239. l_tile_len = &l_tcp->m_data_size;
  4240. /* Patch to support new PHR data */
  4241. if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
  4242. /* If we are here, we'll try to read the data after allocation */
  4243. /* Check enough bytes left in stream before allocation */
  4244. if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
  4245. opj_stream_get_number_byte_left(p_stream)) {
  4246. opj_event_msg(p_manager, EVT_ERROR,
  4247. "Tile part length size inconsistent with stream length\n");
  4248. return OPJ_FALSE;
  4249. }
  4250. if (p_j2k->m_specific_param.m_decoder.m_sot_length >
  4251. UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
  4252. opj_event_msg(p_manager, EVT_ERROR,
  4253. "p_j2k->m_specific_param.m_decoder.m_sot_length > "
  4254. "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
  4255. return OPJ_FALSE;
  4256. }
  4257. /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
  4258. /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
  4259. /* 0xFFFF marker. */
  4260. if (! *l_current_data) {
  4261. /* LH: oddly enough, in this path, l_tile_len!=0.
  4262. * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
  4263. */
  4264. *l_current_data = (OPJ_BYTE*) opj_malloc(
  4265. p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
  4266. } else {
  4267. OPJ_BYTE *l_new_current_data;
  4268. if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
  4269. p_j2k->m_specific_param.m_decoder.m_sot_length) {
  4270. opj_event_msg(p_manager, EVT_ERROR,
  4271. "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
  4272. "p_j2k->m_specific_param.m_decoder.m_sot_length");
  4273. return OPJ_FALSE;
  4274. }
  4275. l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
  4276. *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
  4277. OPJ_COMMON_CBLK_DATA_EXTRA);
  4278. if (! l_new_current_data) {
  4279. opj_free(*l_current_data);
  4280. /*nothing more is done as l_current_data will be set to null, and just
  4281. afterward we enter in the error path
  4282. and the actual tile_len is updated (committed) at the end of the
  4283. function. */
  4284. }
  4285. *l_current_data = l_new_current_data;
  4286. }
  4287. if (*l_current_data == 00) {
  4288. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
  4289. return OPJ_FALSE;
  4290. }
  4291. } else {
  4292. l_sot_length_pb_detected = OPJ_TRUE;
  4293. }
  4294. /* Index */
  4295. l_cstr_index = p_j2k->cstr_index;
  4296. if (l_cstr_index) {
  4297. OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
  4298. OPJ_UINT32 l_current_tile_part =
  4299. l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
  4300. l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
  4301. =
  4302. l_current_pos;
  4303. l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
  4304. =
  4305. l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
  4306. if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
  4307. l_cstr_index,
  4308. J2K_MS_SOD,
  4309. l_current_pos,
  4310. p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
  4311. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
  4312. return OPJ_FALSE;
  4313. }
  4314. /*l_cstr_index->packno = 0;*/
  4315. }
  4316. /* Patch to support new PHR data */
  4317. if (!l_sot_length_pb_detected) {
  4318. l_current_read_size = opj_stream_read_data(
  4319. p_stream,
  4320. *l_current_data + *l_tile_len,
  4321. p_j2k->m_specific_param.m_decoder.m_sot_length,
  4322. p_manager);
  4323. } else {
  4324. l_current_read_size = 0;
  4325. }
  4326. if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
  4327. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  4328. } else {
  4329. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  4330. }
  4331. *l_tile_len += (OPJ_UINT32)l_current_read_size;
  4332. return OPJ_TRUE;
  4333. }
  4334. static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
  4335. OPJ_UINT32 p_tile_no,
  4336. OPJ_UINT32 p_comp_no,
  4337. OPJ_UINT32 nb_comps,
  4338. opj_stream_private_t *p_stream,
  4339. opj_event_mgr_t * p_manager
  4340. )
  4341. {
  4342. OPJ_BYTE * l_current_data = 00;
  4343. OPJ_UINT32 l_rgn_size;
  4344. opj_cp_t *l_cp = 00;
  4345. opj_tcp_t *l_tcp = 00;
  4346. opj_tccp_t *l_tccp = 00;
  4347. OPJ_UINT32 l_comp_room;
  4348. /* preconditions */
  4349. assert(p_j2k != 00);
  4350. assert(p_manager != 00);
  4351. assert(p_stream != 00);
  4352. l_cp = &(p_j2k->m_cp);
  4353. l_tcp = &l_cp->tcps[p_tile_no];
  4354. l_tccp = &l_tcp->tccps[p_comp_no];
  4355. if (nb_comps <= 256) {
  4356. l_comp_room = 1;
  4357. } else {
  4358. l_comp_room = 2;
  4359. }
  4360. l_rgn_size = 6 + l_comp_room;
  4361. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  4362. opj_write_bytes(l_current_data, J2K_MS_RGN,
  4363. 2); /* RGN */
  4364. l_current_data += 2;
  4365. opj_write_bytes(l_current_data, l_rgn_size - 2,
  4366. 2); /* Lrgn */
  4367. l_current_data += 2;
  4368. opj_write_bytes(l_current_data, p_comp_no,
  4369. l_comp_room); /* Crgn */
  4370. l_current_data += l_comp_room;
  4371. opj_write_bytes(l_current_data, 0,
  4372. 1); /* Srgn */
  4373. ++l_current_data;
  4374. opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
  4375. 1); /* SPrgn */
  4376. ++l_current_data;
  4377. if (opj_stream_write_data(p_stream,
  4378. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
  4379. p_manager) != l_rgn_size) {
  4380. return OPJ_FALSE;
  4381. }
  4382. return OPJ_TRUE;
  4383. }
  4384. static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
  4385. opj_stream_private_t *p_stream,
  4386. opj_event_mgr_t * p_manager
  4387. )
  4388. {
  4389. /* preconditions */
  4390. assert(p_j2k != 00);
  4391. assert(p_manager != 00);
  4392. assert(p_stream != 00);
  4393. opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
  4394. J2K_MS_EOC, 2); /* EOC */
  4395. /* UniPG>> */
  4396. #ifdef USE_JPWL
  4397. /* update markers struct */
  4398. /*
  4399. OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
  4400. */
  4401. #endif /* USE_JPWL */
  4402. if (opj_stream_write_data(p_stream,
  4403. p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
  4404. return OPJ_FALSE;
  4405. }
  4406. if (! opj_stream_flush(p_stream, p_manager)) {
  4407. return OPJ_FALSE;
  4408. }
  4409. return OPJ_TRUE;
  4410. }
  4411. /**
  4412. * Reads a RGN marker (Region Of Interest)
  4413. *
  4414. * @param p_header_data the data contained in the POC box.
  4415. * @param p_j2k the jpeg2000 codec.
  4416. * @param p_header_size the size of the data contained in the POC marker.
  4417. * @param p_manager the user event manager.
  4418. */
  4419. static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
  4420. OPJ_BYTE * p_header_data,
  4421. OPJ_UINT32 p_header_size,
  4422. opj_event_mgr_t * p_manager
  4423. )
  4424. {
  4425. OPJ_UINT32 l_nb_comp;
  4426. opj_image_t * l_image = 00;
  4427. opj_cp_t *l_cp = 00;
  4428. opj_tcp_t *l_tcp = 00;
  4429. OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
  4430. /* preconditions*/
  4431. assert(p_header_data != 00);
  4432. assert(p_j2k != 00);
  4433. assert(p_manager != 00);
  4434. l_image = p_j2k->m_private_image;
  4435. l_nb_comp = l_image->numcomps;
  4436. if (l_nb_comp <= 256) {
  4437. l_comp_room = 1;
  4438. } else {
  4439. l_comp_room = 2;
  4440. }
  4441. if (p_header_size != 2 + l_comp_room) {
  4442. opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
  4443. return OPJ_FALSE;
  4444. }
  4445. l_cp = &(p_j2k->m_cp);
  4446. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  4447. &l_cp->tcps[p_j2k->m_current_tile_number] :
  4448. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  4449. opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
  4450. p_header_data += l_comp_room;
  4451. opj_read_bytes(p_header_data, &l_roi_sty,
  4452. 1); /* Srgn */
  4453. ++p_header_data;
  4454. #ifdef USE_JPWL
  4455. if (l_cp->correct) {
  4456. /* totlen is negative or larger than the bytes left!!! */
  4457. if (l_comp_room >= l_nb_comp) {
  4458. opj_event_msg(p_manager, EVT_ERROR,
  4459. "JPWL: bad component number in RGN (%d when there are only %d)\n",
  4460. l_comp_room, l_nb_comp);
  4461. if (!JPWL_ASSUME) {
  4462. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  4463. return OPJ_FALSE;
  4464. }
  4465. }
  4466. };
  4467. #endif /* USE_JPWL */
  4468. /* testcase 3635.pdf.asan.77.2930 */
  4469. if (l_comp_no >= l_nb_comp) {
  4470. opj_event_msg(p_manager, EVT_ERROR,
  4471. "bad component number in RGN (%d when there are only %d)\n",
  4472. l_comp_no, l_nb_comp);
  4473. return OPJ_FALSE;
  4474. }
  4475. opj_read_bytes(p_header_data,
  4476. (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
  4477. ++p_header_data;
  4478. return OPJ_TRUE;
  4479. }
  4480. static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
  4481. {
  4482. return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
  4483. }
  4484. static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
  4485. {
  4486. (void)p_tcp;
  4487. return 0;
  4488. }
  4489. static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
  4490. opj_stream_private_t *p_stream,
  4491. opj_event_mgr_t * p_manager)
  4492. {
  4493. opj_cp_t * l_cp = 00;
  4494. opj_image_t * l_image = 00;
  4495. opj_tcp_t * l_tcp = 00;
  4496. opj_image_comp_t * l_img_comp = 00;
  4497. OPJ_UINT32 i, j, k;
  4498. OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
  4499. OPJ_FLOAT32 * l_rates = 0;
  4500. OPJ_FLOAT32 l_sot_remove;
  4501. OPJ_UINT32 l_bits_empty, l_size_pixel;
  4502. OPJ_UINT64 l_tile_size = 0;
  4503. OPJ_UINT32 l_last_res;
  4504. OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
  4505. /* preconditions */
  4506. assert(p_j2k != 00);
  4507. assert(p_manager != 00);
  4508. assert(p_stream != 00);
  4509. OPJ_UNUSED(p_manager);
  4510. l_cp = &(p_j2k->m_cp);
  4511. l_image = p_j2k->m_private_image;
  4512. l_tcp = l_cp->tcps;
  4513. l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
  4514. l_size_pixel = l_image->numcomps * l_image->comps->prec;
  4515. l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
  4516. l_cp->th * l_cp->tw);
  4517. if (l_cp->m_specific_param.m_enc.m_tp_on) {
  4518. l_tp_stride_func = opj_j2k_get_tp_stride;
  4519. } else {
  4520. l_tp_stride_func = opj_j2k_get_default_stride;
  4521. }
  4522. for (i = 0; i < l_cp->th; ++i) {
  4523. for (j = 0; j < l_cp->tw; ++j) {
  4524. OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
  4525. (OPJ_FLOAT32)l_tcp->numlayers;
  4526. /* 4 borders of the tile rescale on the image if necessary */
  4527. l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
  4528. (OPJ_INT32)l_image->x0);
  4529. l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
  4530. (OPJ_INT32)l_image->y0);
  4531. l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
  4532. (OPJ_INT32)l_image->x1);
  4533. l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
  4534. (OPJ_INT32)l_image->y1);
  4535. l_rates = l_tcp->rates;
  4536. /* Modification of the RATE >> */
  4537. for (k = 0; k < l_tcp->numlayers; ++k) {
  4538. if (*l_rates > 0.0f) {
  4539. *l_rates = (OPJ_FLOAT32)(((OPJ_FLOAT64)l_size_pixel * (OPJ_UINT32)(
  4540. l_x1 - l_x0) *
  4541. (OPJ_UINT32)(l_y1 - l_y0))
  4542. / ((*l_rates) * (OPJ_FLOAT32)l_bits_empty))
  4543. -
  4544. l_offset;
  4545. }
  4546. ++l_rates;
  4547. }
  4548. ++l_tcp;
  4549. }
  4550. }
  4551. l_tcp = l_cp->tcps;
  4552. for (i = 0; i < l_cp->th; ++i) {
  4553. for (j = 0; j < l_cp->tw; ++j) {
  4554. l_rates = l_tcp->rates;
  4555. if (*l_rates > 0.0f) {
  4556. *l_rates -= l_sot_remove;
  4557. if (*l_rates < 30.0f) {
  4558. *l_rates = 30.0f;
  4559. }
  4560. }
  4561. ++l_rates;
  4562. l_last_res = l_tcp->numlayers - 1;
  4563. for (k = 1; k < l_last_res; ++k) {
  4564. if (*l_rates > 0.0f) {
  4565. *l_rates -= l_sot_remove;
  4566. if (*l_rates < * (l_rates - 1) + 10.0f) {
  4567. *l_rates = (*(l_rates - 1)) + 20.0f;
  4568. }
  4569. }
  4570. ++l_rates;
  4571. }
  4572. if (*l_rates > 0.0f) {
  4573. *l_rates -= (l_sot_remove + 2.f);
  4574. if (*l_rates < * (l_rates - 1) + 10.0f) {
  4575. *l_rates = (*(l_rates - 1)) + 20.0f;
  4576. }
  4577. }
  4578. ++l_tcp;
  4579. }
  4580. }
  4581. l_img_comp = l_image->comps;
  4582. l_tile_size = 0;
  4583. for (i = 0; i < l_image->numcomps; ++i) {
  4584. l_tile_size += (OPJ_UINT64)opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
  4585. *
  4586. opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
  4587. *
  4588. l_img_comp->prec;
  4589. ++l_img_comp;
  4590. }
  4591. /* TODO: where does this magic value come from ? */
  4592. /* This used to be 1.3 / 8, but with random data and very small code */
  4593. /* block sizes, this is not enough. For example with */
  4594. /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */
  4595. /* TODO revise this to take into account the overhead linked to the */
  4596. /* number of packets and number of code blocks in packets */
  4597. l_tile_size = (OPJ_UINT64)((double)l_tile_size * 1.4 / 8);
  4598. /* Arbitrary amount to make the following work: */
  4599. /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */
  4600. l_tile_size += 500;
  4601. l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
  4602. if (l_tile_size > UINT_MAX) {
  4603. l_tile_size = UINT_MAX;
  4604. }
  4605. p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = (OPJ_UINT32)l_tile_size;
  4606. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
  4607. (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
  4608. if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
  4609. opj_event_msg(p_manager, EVT_ERROR,
  4610. "Not enough memory to allocate m_encoded_tile_data. %u MB required\n",
  4611. (OPJ_UINT32)(l_tile_size / 1024 / 1024));
  4612. return OPJ_FALSE;
  4613. }
  4614. if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
  4615. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
  4616. (OPJ_BYTE *) opj_malloc(5 *
  4617. p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
  4618. if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
  4619. return OPJ_FALSE;
  4620. }
  4621. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
  4622. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
  4623. }
  4624. return OPJ_TRUE;
  4625. }
  4626. #if 0
  4627. static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
  4628. opj_stream_private_t *p_stream,
  4629. opj_event_mgr_t * p_manager)
  4630. {
  4631. OPJ_UINT32 i;
  4632. opj_tcd_t * l_tcd = 00;
  4633. OPJ_UINT32 l_nb_tiles;
  4634. opj_tcp_t * l_tcp = 00;
  4635. OPJ_BOOL l_success;
  4636. /* preconditions */
  4637. assert(p_j2k != 00);
  4638. assert(p_manager != 00);
  4639. assert(p_stream != 00);
  4640. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  4641. l_tcp = p_j2k->m_cp.tcps;
  4642. l_tcd = opj_tcd_create(OPJ_TRUE);
  4643. if (l_tcd == 00) {
  4644. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  4645. return OPJ_FALSE;
  4646. }
  4647. for (i = 0; i < l_nb_tiles; ++i) {
  4648. if (l_tcp->m_data) {
  4649. if (! opj_tcd_init_decode_tile(l_tcd, i)) {
  4650. opj_tcd_destroy(l_tcd);
  4651. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  4652. return OPJ_FALSE;
  4653. }
  4654. l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
  4655. p_j2k->cstr_index);
  4656. /* cleanup */
  4657. if (! l_success) {
  4658. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
  4659. break;
  4660. }
  4661. }
  4662. opj_j2k_tcp_destroy(l_tcp);
  4663. ++l_tcp;
  4664. }
  4665. opj_tcd_destroy(l_tcd);
  4666. return OPJ_TRUE;
  4667. }
  4668. #endif
  4669. static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
  4670. struct opj_stream_private *p_stream,
  4671. struct opj_event_mgr * p_manager)
  4672. {
  4673. /* preconditions */
  4674. assert(p_j2k != 00);
  4675. assert(p_manager != 00);
  4676. assert(p_stream != 00);
  4677. OPJ_UNUSED(p_manager);
  4678. p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
  4679. return OPJ_TRUE;
  4680. }
  4681. static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
  4682. struct opj_stream_private *p_stream,
  4683. struct opj_event_mgr * p_manager)
  4684. {
  4685. OPJ_UINT32 i;
  4686. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  4687. opj_mct_data_t * l_mct_record;
  4688. opj_tcp_t * l_tcp;
  4689. /* preconditions */
  4690. assert(p_j2k != 00);
  4691. assert(p_stream != 00);
  4692. assert(p_manager != 00);
  4693. if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
  4694. return OPJ_FALSE;
  4695. }
  4696. l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  4697. l_mct_record = l_tcp->m_mct_records;
  4698. for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
  4699. if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
  4700. return OPJ_FALSE;
  4701. }
  4702. ++l_mct_record;
  4703. }
  4704. l_mcc_record = l_tcp->m_mcc_records;
  4705. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  4706. if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
  4707. return OPJ_FALSE;
  4708. }
  4709. ++l_mcc_record;
  4710. }
  4711. if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
  4712. return OPJ_FALSE;
  4713. }
  4714. return OPJ_TRUE;
  4715. }
  4716. static OPJ_BOOL opj_j2k_write_all_coc(
  4717. opj_j2k_t *p_j2k,
  4718. struct opj_stream_private *p_stream,
  4719. struct opj_event_mgr * p_manager)
  4720. {
  4721. OPJ_UINT32 compno;
  4722. /* preconditions */
  4723. assert(p_j2k != 00);
  4724. assert(p_manager != 00);
  4725. assert(p_stream != 00);
  4726. for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
  4727. /* cod is first component of first tile */
  4728. if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
  4729. if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
  4730. return OPJ_FALSE;
  4731. }
  4732. }
  4733. }
  4734. return OPJ_TRUE;
  4735. }
  4736. static OPJ_BOOL opj_j2k_write_all_qcc(
  4737. opj_j2k_t *p_j2k,
  4738. struct opj_stream_private *p_stream,
  4739. struct opj_event_mgr * p_manager)
  4740. {
  4741. OPJ_UINT32 compno;
  4742. /* preconditions */
  4743. assert(p_j2k != 00);
  4744. assert(p_manager != 00);
  4745. assert(p_stream != 00);
  4746. for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
  4747. /* qcd is first component of first tile */
  4748. if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
  4749. if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
  4750. return OPJ_FALSE;
  4751. }
  4752. }
  4753. }
  4754. return OPJ_TRUE;
  4755. }
  4756. static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
  4757. struct opj_stream_private *p_stream,
  4758. struct opj_event_mgr * p_manager)
  4759. {
  4760. OPJ_UINT32 compno;
  4761. const opj_tccp_t *l_tccp = 00;
  4762. /* preconditions */
  4763. assert(p_j2k != 00);
  4764. assert(p_manager != 00);
  4765. assert(p_stream != 00);
  4766. l_tccp = p_j2k->m_cp.tcps->tccps;
  4767. for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
  4768. if (l_tccp->roishift) {
  4769. if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
  4770. p_stream, p_manager)) {
  4771. return OPJ_FALSE;
  4772. }
  4773. }
  4774. ++l_tccp;
  4775. }
  4776. return OPJ_TRUE;
  4777. }
  4778. static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
  4779. struct opj_stream_private *p_stream,
  4780. struct opj_event_mgr * p_manager)
  4781. {
  4782. opj_codestream_index_t * l_cstr_index = 00;
  4783. /* preconditions */
  4784. assert(p_j2k != 00);
  4785. assert(p_manager != 00);
  4786. assert(p_stream != 00);
  4787. OPJ_UNUSED(p_manager);
  4788. l_cstr_index = p_j2k->cstr_index;
  4789. if (l_cstr_index) {
  4790. l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
  4791. /* UniPG>> */
  4792. /* The following adjustment is done to adjust the codestream size */
  4793. /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
  4794. /* the first bunch of bytes is not in the codestream */
  4795. l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
  4796. /* <<UniPG */
  4797. }
  4798. #ifdef USE_JPWL
  4799. /* preparation of JPWL marker segments */
  4800. #if 0
  4801. if (cp->epc_on) {
  4802. /* encode according to JPWL */
  4803. jpwl_encode(p_j2k, p_stream, image);
  4804. }
  4805. #endif
  4806. assert(0 && "TODO");
  4807. #endif /* USE_JPWL */
  4808. return OPJ_TRUE;
  4809. }
  4810. static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
  4811. opj_stream_private_t *p_stream,
  4812. OPJ_UINT32 *output_marker,
  4813. opj_event_mgr_t * p_manager
  4814. )
  4815. {
  4816. OPJ_UINT32 l_unknown_marker;
  4817. const opj_dec_memory_marker_handler_t * l_marker_handler;
  4818. OPJ_UINT32 l_size_unk = 2;
  4819. /* preconditions*/
  4820. assert(p_j2k != 00);
  4821. assert(p_manager != 00);
  4822. assert(p_stream != 00);
  4823. opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
  4824. for (;;) {
  4825. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
  4826. if (opj_stream_read_data(p_stream,
  4827. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  4828. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  4829. return OPJ_FALSE;
  4830. }
  4831. /* read 2 bytes as the new marker ID*/
  4832. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  4833. &l_unknown_marker, 2);
  4834. if (!(l_unknown_marker < 0xff00)) {
  4835. /* Get the marker handler from the marker ID*/
  4836. l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
  4837. if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
  4838. opj_event_msg(p_manager, EVT_ERROR,
  4839. "Marker is not compliant with its position\n");
  4840. return OPJ_FALSE;
  4841. } else {
  4842. if (l_marker_handler->id != J2K_MS_UNK) {
  4843. /* Add the marker to the codestream index*/
  4844. if (l_marker_handler->id != J2K_MS_SOT) {
  4845. OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
  4846. (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
  4847. l_size_unk);
  4848. if (res == OPJ_FALSE) {
  4849. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
  4850. return OPJ_FALSE;
  4851. }
  4852. }
  4853. break; /* next marker is known and well located */
  4854. } else {
  4855. l_size_unk += 2;
  4856. }
  4857. }
  4858. }
  4859. }
  4860. *output_marker = l_marker_handler->id ;
  4861. return OPJ_TRUE;
  4862. }
  4863. static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
  4864. opj_mct_data_t * p_mct_record,
  4865. struct opj_stream_private *p_stream,
  4866. struct opj_event_mgr * p_manager)
  4867. {
  4868. OPJ_UINT32 l_mct_size;
  4869. OPJ_BYTE * l_current_data = 00;
  4870. OPJ_UINT32 l_tmp;
  4871. /* preconditions */
  4872. assert(p_j2k != 00);
  4873. assert(p_manager != 00);
  4874. assert(p_stream != 00);
  4875. l_mct_size = 10 + p_mct_record->m_data_size;
  4876. if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  4877. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  4878. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
  4879. if (! new_header_tile_data) {
  4880. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  4881. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  4882. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  4883. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
  4884. return OPJ_FALSE;
  4885. }
  4886. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  4887. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
  4888. }
  4889. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  4890. opj_write_bytes(l_current_data, J2K_MS_MCT,
  4891. 2); /* MCT */
  4892. l_current_data += 2;
  4893. opj_write_bytes(l_current_data, l_mct_size - 2,
  4894. 2); /* Lmct */
  4895. l_current_data += 2;
  4896. opj_write_bytes(l_current_data, 0,
  4897. 2); /* Zmct */
  4898. l_current_data += 2;
  4899. /* only one marker atm */
  4900. l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
  4901. (p_mct_record->m_element_type << 10);
  4902. opj_write_bytes(l_current_data, l_tmp, 2);
  4903. l_current_data += 2;
  4904. opj_write_bytes(l_current_data, 0,
  4905. 2); /* Ymct */
  4906. l_current_data += 2;
  4907. memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
  4908. if (opj_stream_write_data(p_stream,
  4909. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
  4910. p_manager) != l_mct_size) {
  4911. return OPJ_FALSE;
  4912. }
  4913. return OPJ_TRUE;
  4914. }
  4915. /**
  4916. * Reads a MCT marker (Multiple Component Transform)
  4917. *
  4918. * @param p_header_data the data contained in the MCT box.
  4919. * @param p_j2k the jpeg2000 codec.
  4920. * @param p_header_size the size of the data contained in the MCT marker.
  4921. * @param p_manager the user event manager.
  4922. */
  4923. static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
  4924. OPJ_BYTE * p_header_data,
  4925. OPJ_UINT32 p_header_size,
  4926. opj_event_mgr_t * p_manager
  4927. )
  4928. {
  4929. OPJ_UINT32 i;
  4930. opj_tcp_t *l_tcp = 00;
  4931. OPJ_UINT32 l_tmp;
  4932. OPJ_UINT32 l_indix;
  4933. opj_mct_data_t * l_mct_data;
  4934. /* preconditions */
  4935. assert(p_header_data != 00);
  4936. assert(p_j2k != 00);
  4937. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  4938. &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
  4939. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  4940. if (p_header_size < 2) {
  4941. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
  4942. return OPJ_FALSE;
  4943. }
  4944. /* first marker */
  4945. opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
  4946. p_header_data += 2;
  4947. if (l_tmp != 0) {
  4948. opj_event_msg(p_manager, EVT_WARNING,
  4949. "Cannot take in charge mct data within multiple MCT records\n");
  4950. return OPJ_TRUE;
  4951. }
  4952. if (p_header_size <= 6) {
  4953. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
  4954. return OPJ_FALSE;
  4955. }
  4956. /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
  4957. opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
  4958. p_header_data += 2;
  4959. l_indix = l_tmp & 0xff;
  4960. l_mct_data = l_tcp->m_mct_records;
  4961. for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
  4962. if (l_mct_data->m_index == l_indix) {
  4963. break;
  4964. }
  4965. ++l_mct_data;
  4966. }
  4967. /* NOT FOUND */
  4968. if (i == l_tcp->m_nb_mct_records) {
  4969. if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
  4970. opj_mct_data_t *new_mct_records;
  4971. l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  4972. new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
  4973. l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
  4974. if (! new_mct_records) {
  4975. opj_free(l_tcp->m_mct_records);
  4976. l_tcp->m_mct_records = NULL;
  4977. l_tcp->m_nb_max_mct_records = 0;
  4978. l_tcp->m_nb_mct_records = 0;
  4979. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
  4980. return OPJ_FALSE;
  4981. }
  4982. /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
  4983. * to point to the new addresses */
  4984. if (new_mct_records != l_tcp->m_mct_records) {
  4985. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  4986. opj_simple_mcc_decorrelation_data_t* l_mcc_record =
  4987. &(l_tcp->m_mcc_records[i]);
  4988. if (l_mcc_record->m_decorrelation_array) {
  4989. l_mcc_record->m_decorrelation_array =
  4990. new_mct_records +
  4991. (l_mcc_record->m_decorrelation_array -
  4992. l_tcp->m_mct_records);
  4993. }
  4994. if (l_mcc_record->m_offset_array) {
  4995. l_mcc_record->m_offset_array =
  4996. new_mct_records +
  4997. (l_mcc_record->m_offset_array -
  4998. l_tcp->m_mct_records);
  4999. }
  5000. }
  5001. }
  5002. l_tcp->m_mct_records = new_mct_records;
  5003. l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
  5004. memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
  5005. sizeof(opj_mct_data_t));
  5006. }
  5007. l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
  5008. ++l_tcp->m_nb_mct_records;
  5009. }
  5010. if (l_mct_data->m_data) {
  5011. opj_free(l_mct_data->m_data);
  5012. l_mct_data->m_data = 00;
  5013. l_mct_data->m_data_size = 0;
  5014. }
  5015. l_mct_data->m_index = l_indix;
  5016. l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
  5017. l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
  5018. opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
  5019. p_header_data += 2;
  5020. if (l_tmp != 0) {
  5021. opj_event_msg(p_manager, EVT_WARNING,
  5022. "Cannot take in charge multiple MCT markers\n");
  5023. return OPJ_TRUE;
  5024. }
  5025. p_header_size -= 6;
  5026. l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
  5027. if (! l_mct_data->m_data) {
  5028. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
  5029. return OPJ_FALSE;
  5030. }
  5031. memcpy(l_mct_data->m_data, p_header_data, p_header_size);
  5032. l_mct_data->m_data_size = p_header_size;
  5033. return OPJ_TRUE;
  5034. }
  5035. static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
  5036. struct opj_simple_mcc_decorrelation_data * p_mcc_record,
  5037. struct opj_stream_private *p_stream,
  5038. struct opj_event_mgr * p_manager)
  5039. {
  5040. OPJ_UINT32 i;
  5041. OPJ_UINT32 l_mcc_size;
  5042. OPJ_BYTE * l_current_data = 00;
  5043. OPJ_UINT32 l_nb_bytes_for_comp;
  5044. OPJ_UINT32 l_mask;
  5045. OPJ_UINT32 l_tmcc;
  5046. /* preconditions */
  5047. assert(p_j2k != 00);
  5048. assert(p_manager != 00);
  5049. assert(p_stream != 00);
  5050. if (p_mcc_record->m_nb_comps > 255) {
  5051. l_nb_bytes_for_comp = 2;
  5052. l_mask = 0x8000;
  5053. } else {
  5054. l_nb_bytes_for_comp = 1;
  5055. l_mask = 0;
  5056. }
  5057. l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
  5058. if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  5059. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  5060. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
  5061. if (! new_header_tile_data) {
  5062. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  5063. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  5064. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  5065. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
  5066. return OPJ_FALSE;
  5067. }
  5068. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  5069. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
  5070. }
  5071. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  5072. opj_write_bytes(l_current_data, J2K_MS_MCC,
  5073. 2); /* MCC */
  5074. l_current_data += 2;
  5075. opj_write_bytes(l_current_data, l_mcc_size - 2,
  5076. 2); /* Lmcc */
  5077. l_current_data += 2;
  5078. /* first marker */
  5079. opj_write_bytes(l_current_data, 0,
  5080. 2); /* Zmcc */
  5081. l_current_data += 2;
  5082. opj_write_bytes(l_current_data, p_mcc_record->m_index,
  5083. 1); /* Imcc -> no need for other values, take the first */
  5084. ++l_current_data;
  5085. /* only one marker atm */
  5086. opj_write_bytes(l_current_data, 0,
  5087. 2); /* Ymcc */
  5088. l_current_data += 2;
  5089. opj_write_bytes(l_current_data, 1,
  5090. 2); /* Qmcc -> number of collections -> 1 */
  5091. l_current_data += 2;
  5092. opj_write_bytes(l_current_data, 0x1,
  5093. 1); /* Xmcci type of component transformation -> array based decorrelation */
  5094. ++l_current_data;
  5095. opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
  5096. 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
  5097. l_current_data += 2;
  5098. for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
  5099. opj_write_bytes(l_current_data, i,
  5100. l_nb_bytes_for_comp); /* Cmccij Component offset*/
  5101. l_current_data += l_nb_bytes_for_comp;
  5102. }
  5103. opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
  5104. 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
  5105. l_current_data += 2;
  5106. for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
  5107. opj_write_bytes(l_current_data, i,
  5108. l_nb_bytes_for_comp); /* Wmccij Component offset*/
  5109. l_current_data += l_nb_bytes_for_comp;
  5110. }
  5111. l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
  5112. if (p_mcc_record->m_decorrelation_array) {
  5113. l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
  5114. }
  5115. if (p_mcc_record->m_offset_array) {
  5116. l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
  5117. }
  5118. opj_write_bytes(l_current_data, l_tmcc,
  5119. 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
  5120. l_current_data += 3;
  5121. if (opj_stream_write_data(p_stream,
  5122. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
  5123. p_manager) != l_mcc_size) {
  5124. return OPJ_FALSE;
  5125. }
  5126. return OPJ_TRUE;
  5127. }
  5128. static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
  5129. OPJ_BYTE * p_header_data,
  5130. OPJ_UINT32 p_header_size,
  5131. opj_event_mgr_t * p_manager)
  5132. {
  5133. OPJ_UINT32 i, j;
  5134. OPJ_UINT32 l_tmp;
  5135. OPJ_UINT32 l_indix;
  5136. opj_tcp_t * l_tcp;
  5137. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  5138. opj_mct_data_t * l_mct_data;
  5139. OPJ_UINT32 l_nb_collections;
  5140. OPJ_UINT32 l_nb_comps;
  5141. OPJ_UINT32 l_nb_bytes_by_comp;
  5142. OPJ_BOOL l_new_mcc = OPJ_FALSE;
  5143. /* preconditions */
  5144. assert(p_header_data != 00);
  5145. assert(p_j2k != 00);
  5146. assert(p_manager != 00);
  5147. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  5148. &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
  5149. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  5150. if (p_header_size < 2) {
  5151. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5152. return OPJ_FALSE;
  5153. }
  5154. /* first marker */
  5155. opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
  5156. p_header_data += 2;
  5157. if (l_tmp != 0) {
  5158. opj_event_msg(p_manager, EVT_WARNING,
  5159. "Cannot take in charge multiple data spanning\n");
  5160. return OPJ_TRUE;
  5161. }
  5162. if (p_header_size < 7) {
  5163. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5164. return OPJ_FALSE;
  5165. }
  5166. opj_read_bytes(p_header_data, &l_indix,
  5167. 1); /* Imcc -> no need for other values, take the first */
  5168. ++p_header_data;
  5169. l_mcc_record = l_tcp->m_mcc_records;
  5170. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  5171. if (l_mcc_record->m_index == l_indix) {
  5172. break;
  5173. }
  5174. ++l_mcc_record;
  5175. }
  5176. /** NOT FOUND */
  5177. if (i == l_tcp->m_nb_mcc_records) {
  5178. if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
  5179. opj_simple_mcc_decorrelation_data_t *new_mcc_records;
  5180. l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
  5181. new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
  5182. l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
  5183. opj_simple_mcc_decorrelation_data_t));
  5184. if (! new_mcc_records) {
  5185. opj_free(l_tcp->m_mcc_records);
  5186. l_tcp->m_mcc_records = NULL;
  5187. l_tcp->m_nb_max_mcc_records = 0;
  5188. l_tcp->m_nb_mcc_records = 0;
  5189. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
  5190. return OPJ_FALSE;
  5191. }
  5192. l_tcp->m_mcc_records = new_mcc_records;
  5193. l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
  5194. memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
  5195. * sizeof(opj_simple_mcc_decorrelation_data_t));
  5196. }
  5197. l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
  5198. l_new_mcc = OPJ_TRUE;
  5199. }
  5200. l_mcc_record->m_index = l_indix;
  5201. /* only one marker atm */
  5202. opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
  5203. p_header_data += 2;
  5204. if (l_tmp != 0) {
  5205. opj_event_msg(p_manager, EVT_WARNING,
  5206. "Cannot take in charge multiple data spanning\n");
  5207. return OPJ_TRUE;
  5208. }
  5209. opj_read_bytes(p_header_data, &l_nb_collections,
  5210. 2); /* Qmcc -> number of collections -> 1 */
  5211. p_header_data += 2;
  5212. if (l_nb_collections > 1) {
  5213. opj_event_msg(p_manager, EVT_WARNING,
  5214. "Cannot take in charge multiple collections\n");
  5215. return OPJ_TRUE;
  5216. }
  5217. p_header_size -= 7;
  5218. for (i = 0; i < l_nb_collections; ++i) {
  5219. if (p_header_size < 3) {
  5220. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5221. return OPJ_FALSE;
  5222. }
  5223. opj_read_bytes(p_header_data, &l_tmp,
  5224. 1); /* Xmcci type of component transformation -> array based decorrelation */
  5225. ++p_header_data;
  5226. if (l_tmp != 1) {
  5227. opj_event_msg(p_manager, EVT_WARNING,
  5228. "Cannot take in charge collections other than array decorrelation\n");
  5229. return OPJ_TRUE;
  5230. }
  5231. opj_read_bytes(p_header_data, &l_nb_comps, 2);
  5232. p_header_data += 2;
  5233. p_header_size -= 3;
  5234. l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
  5235. l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
  5236. if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
  5237. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5238. return OPJ_FALSE;
  5239. }
  5240. p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
  5241. for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
  5242. opj_read_bytes(p_header_data, &l_tmp,
  5243. l_nb_bytes_by_comp); /* Cmccij Component offset*/
  5244. p_header_data += l_nb_bytes_by_comp;
  5245. if (l_tmp != j) {
  5246. opj_event_msg(p_manager, EVT_WARNING,
  5247. "Cannot take in charge collections with indix shuffle\n");
  5248. return OPJ_TRUE;
  5249. }
  5250. }
  5251. opj_read_bytes(p_header_data, &l_nb_comps, 2);
  5252. p_header_data += 2;
  5253. l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
  5254. l_nb_comps &= 0x7fff;
  5255. if (l_nb_comps != l_mcc_record->m_nb_comps) {
  5256. opj_event_msg(p_manager, EVT_WARNING,
  5257. "Cannot take in charge collections without same number of indixes\n");
  5258. return OPJ_TRUE;
  5259. }
  5260. if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
  5261. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5262. return OPJ_FALSE;
  5263. }
  5264. p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
  5265. for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
  5266. opj_read_bytes(p_header_data, &l_tmp,
  5267. l_nb_bytes_by_comp); /* Wmccij Component offset*/
  5268. p_header_data += l_nb_bytes_by_comp;
  5269. if (l_tmp != j) {
  5270. opj_event_msg(p_manager, EVT_WARNING,
  5271. "Cannot take in charge collections with indix shuffle\n");
  5272. return OPJ_TRUE;
  5273. }
  5274. }
  5275. opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
  5276. p_header_data += 3;
  5277. l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
  5278. l_mcc_record->m_decorrelation_array = 00;
  5279. l_mcc_record->m_offset_array = 00;
  5280. l_indix = l_tmp & 0xff;
  5281. if (l_indix != 0) {
  5282. l_mct_data = l_tcp->m_mct_records;
  5283. for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
  5284. if (l_mct_data->m_index == l_indix) {
  5285. l_mcc_record->m_decorrelation_array = l_mct_data;
  5286. break;
  5287. }
  5288. ++l_mct_data;
  5289. }
  5290. if (l_mcc_record->m_decorrelation_array == 00) {
  5291. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5292. return OPJ_FALSE;
  5293. }
  5294. }
  5295. l_indix = (l_tmp >> 8) & 0xff;
  5296. if (l_indix != 0) {
  5297. l_mct_data = l_tcp->m_mct_records;
  5298. for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
  5299. if (l_mct_data->m_index == l_indix) {
  5300. l_mcc_record->m_offset_array = l_mct_data;
  5301. break;
  5302. }
  5303. ++l_mct_data;
  5304. }
  5305. if (l_mcc_record->m_offset_array == 00) {
  5306. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5307. return OPJ_FALSE;
  5308. }
  5309. }
  5310. }
  5311. if (p_header_size != 0) {
  5312. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5313. return OPJ_FALSE;
  5314. }
  5315. if (l_new_mcc) {
  5316. ++l_tcp->m_nb_mcc_records;
  5317. }
  5318. return OPJ_TRUE;
  5319. }
  5320. static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
  5321. struct opj_stream_private *p_stream,
  5322. struct opj_event_mgr * p_manager
  5323. )
  5324. {
  5325. OPJ_BYTE * l_current_data = 00;
  5326. OPJ_UINT32 l_mco_size;
  5327. opj_tcp_t * l_tcp = 00;
  5328. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  5329. OPJ_UINT32 i;
  5330. /* preconditions */
  5331. assert(p_j2k != 00);
  5332. assert(p_manager != 00);
  5333. assert(p_stream != 00);
  5334. l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  5335. l_mco_size = 5 + l_tcp->m_nb_mcc_records;
  5336. if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  5337. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  5338. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
  5339. if (! new_header_tile_data) {
  5340. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  5341. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  5342. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  5343. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
  5344. return OPJ_FALSE;
  5345. }
  5346. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  5347. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
  5348. }
  5349. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  5350. opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
  5351. l_current_data += 2;
  5352. opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
  5353. l_current_data += 2;
  5354. opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
  5355. 1); /* Nmco : only one transform stage*/
  5356. ++l_current_data;
  5357. l_mcc_record = l_tcp->m_mcc_records;
  5358. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  5359. opj_write_bytes(l_current_data, l_mcc_record->m_index,
  5360. 1); /* Imco -> use the mcc indicated by 1*/
  5361. ++l_current_data;
  5362. ++l_mcc_record;
  5363. }
  5364. if (opj_stream_write_data(p_stream,
  5365. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
  5366. p_manager) != l_mco_size) {
  5367. return OPJ_FALSE;
  5368. }
  5369. return OPJ_TRUE;
  5370. }
  5371. /**
  5372. * Reads a MCO marker (Multiple Component Transform Ordering)
  5373. *
  5374. * @param p_header_data the data contained in the MCO box.
  5375. * @param p_j2k the jpeg2000 codec.
  5376. * @param p_header_size the size of the data contained in the MCO marker.
  5377. * @param p_manager the user event manager.
  5378. */
  5379. static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
  5380. OPJ_BYTE * p_header_data,
  5381. OPJ_UINT32 p_header_size,
  5382. opj_event_mgr_t * p_manager
  5383. )
  5384. {
  5385. OPJ_UINT32 l_tmp, i;
  5386. OPJ_UINT32 l_nb_stages;
  5387. opj_tcp_t * l_tcp;
  5388. opj_tccp_t * l_tccp;
  5389. opj_image_t * l_image;
  5390. /* preconditions */
  5391. assert(p_header_data != 00);
  5392. assert(p_j2k != 00);
  5393. assert(p_manager != 00);
  5394. l_image = p_j2k->m_private_image;
  5395. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  5396. &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
  5397. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  5398. if (p_header_size < 1) {
  5399. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
  5400. return OPJ_FALSE;
  5401. }
  5402. opj_read_bytes(p_header_data, &l_nb_stages,
  5403. 1); /* Nmco : only one transform stage*/
  5404. ++p_header_data;
  5405. if (l_nb_stages > 1) {
  5406. opj_event_msg(p_manager, EVT_WARNING,
  5407. "Cannot take in charge multiple transformation stages.\n");
  5408. return OPJ_TRUE;
  5409. }
  5410. if (p_header_size != l_nb_stages + 1) {
  5411. opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
  5412. return OPJ_FALSE;
  5413. }
  5414. l_tccp = l_tcp->tccps;
  5415. for (i = 0; i < l_image->numcomps; ++i) {
  5416. l_tccp->m_dc_level_shift = 0;
  5417. ++l_tccp;
  5418. }
  5419. if (l_tcp->m_mct_decoding_matrix) {
  5420. opj_free(l_tcp->m_mct_decoding_matrix);
  5421. l_tcp->m_mct_decoding_matrix = 00;
  5422. }
  5423. for (i = 0; i < l_nb_stages; ++i) {
  5424. opj_read_bytes(p_header_data, &l_tmp, 1);
  5425. ++p_header_data;
  5426. if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
  5427. return OPJ_FALSE;
  5428. }
  5429. }
  5430. return OPJ_TRUE;
  5431. }
  5432. static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
  5433. OPJ_UINT32 p_index)
  5434. {
  5435. OPJ_UINT32 i;
  5436. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  5437. opj_mct_data_t * l_deco_array, * l_offset_array;
  5438. OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
  5439. OPJ_UINT32 l_nb_elem;
  5440. OPJ_UINT32 * l_offset_data, * l_current_offset_data;
  5441. opj_tccp_t * l_tccp;
  5442. /* preconditions */
  5443. assert(p_tcp != 00);
  5444. l_mcc_record = p_tcp->m_mcc_records;
  5445. for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
  5446. if (l_mcc_record->m_index == p_index) {
  5447. break;
  5448. }
  5449. }
  5450. if (i == p_tcp->m_nb_mcc_records) {
  5451. /** element discarded **/
  5452. return OPJ_TRUE;
  5453. }
  5454. if (l_mcc_record->m_nb_comps != p_image->numcomps) {
  5455. /** do not support number of comps != image */
  5456. return OPJ_TRUE;
  5457. }
  5458. l_deco_array = l_mcc_record->m_decorrelation_array;
  5459. if (l_deco_array) {
  5460. l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
  5461. * p_image->numcomps;
  5462. if (l_deco_array->m_data_size != l_data_size) {
  5463. return OPJ_FALSE;
  5464. }
  5465. l_nb_elem = p_image->numcomps * p_image->numcomps;
  5466. l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
  5467. p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
  5468. if (! p_tcp->m_mct_decoding_matrix) {
  5469. return OPJ_FALSE;
  5470. }
  5471. j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
  5472. l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
  5473. }
  5474. l_offset_array = l_mcc_record->m_offset_array;
  5475. if (l_offset_array) {
  5476. l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
  5477. p_image->numcomps;
  5478. if (l_offset_array->m_data_size != l_data_size) {
  5479. return OPJ_FALSE;
  5480. }
  5481. l_nb_elem = p_image->numcomps;
  5482. l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
  5483. l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
  5484. if (! l_offset_data) {
  5485. return OPJ_FALSE;
  5486. }
  5487. j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
  5488. l_offset_array->m_data, l_offset_data, l_nb_elem);
  5489. l_tccp = p_tcp->tccps;
  5490. l_current_offset_data = l_offset_data;
  5491. for (i = 0; i < p_image->numcomps; ++i) {
  5492. l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
  5493. ++l_tccp;
  5494. }
  5495. opj_free(l_offset_data);
  5496. }
  5497. return OPJ_TRUE;
  5498. }
  5499. static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
  5500. struct opj_stream_private *p_stream,
  5501. struct opj_event_mgr * p_manager)
  5502. {
  5503. OPJ_UINT32 i;
  5504. OPJ_UINT32 l_cbd_size;
  5505. OPJ_BYTE * l_current_data = 00;
  5506. opj_image_t *l_image = 00;
  5507. opj_image_comp_t * l_comp = 00;
  5508. /* preconditions */
  5509. assert(p_j2k != 00);
  5510. assert(p_manager != 00);
  5511. assert(p_stream != 00);
  5512. l_image = p_j2k->m_private_image;
  5513. l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
  5514. if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  5515. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  5516. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
  5517. if (! new_header_tile_data) {
  5518. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  5519. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  5520. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  5521. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
  5522. return OPJ_FALSE;
  5523. }
  5524. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  5525. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
  5526. }
  5527. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  5528. opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
  5529. l_current_data += 2;
  5530. opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
  5531. l_current_data += 2;
  5532. opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
  5533. l_current_data += 2;
  5534. l_comp = l_image->comps;
  5535. for (i = 0; i < l_image->numcomps; ++i) {
  5536. opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
  5537. 1); /* Component bit depth */
  5538. ++l_current_data;
  5539. ++l_comp;
  5540. }
  5541. if (opj_stream_write_data(p_stream,
  5542. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
  5543. p_manager) != l_cbd_size) {
  5544. return OPJ_FALSE;
  5545. }
  5546. return OPJ_TRUE;
  5547. }
  5548. /**
  5549. * Reads a CBD marker (Component bit depth definition)
  5550. * @param p_header_data the data contained in the CBD box.
  5551. * @param p_j2k the jpeg2000 codec.
  5552. * @param p_header_size the size of the data contained in the CBD marker.
  5553. * @param p_manager the user event manager.
  5554. */
  5555. static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
  5556. OPJ_BYTE * p_header_data,
  5557. OPJ_UINT32 p_header_size,
  5558. opj_event_mgr_t * p_manager
  5559. )
  5560. {
  5561. OPJ_UINT32 l_nb_comp, l_num_comp;
  5562. OPJ_UINT32 l_comp_def;
  5563. OPJ_UINT32 i;
  5564. opj_image_comp_t * l_comp = 00;
  5565. /* preconditions */
  5566. assert(p_header_data != 00);
  5567. assert(p_j2k != 00);
  5568. assert(p_manager != 00);
  5569. l_num_comp = p_j2k->m_private_image->numcomps;
  5570. if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
  5571. opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
  5572. return OPJ_FALSE;
  5573. }
  5574. opj_read_bytes(p_header_data, &l_nb_comp,
  5575. 2); /* Ncbd */
  5576. p_header_data += 2;
  5577. if (l_nb_comp != l_num_comp) {
  5578. opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
  5579. return OPJ_FALSE;
  5580. }
  5581. l_comp = p_j2k->m_private_image->comps;
  5582. for (i = 0; i < l_num_comp; ++i) {
  5583. opj_read_bytes(p_header_data, &l_comp_def,
  5584. 1); /* Component bit depth */
  5585. ++p_header_data;
  5586. l_comp->sgnd = (l_comp_def >> 7) & 1;
  5587. l_comp->prec = (l_comp_def & 0x7f) + 1;
  5588. if (l_comp->prec > 31) {
  5589. opj_event_msg(p_manager, EVT_ERROR,
  5590. "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
  5591. i, l_comp->prec);
  5592. return OPJ_FALSE;
  5593. }
  5594. ++l_comp;
  5595. }
  5596. return OPJ_TRUE;
  5597. }
  5598. /* ----------------------------------------------------------------------- */
  5599. /* J2K / JPT decoder interface */
  5600. /* ----------------------------------------------------------------------- */
  5601. void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
  5602. {
  5603. if (j2k && parameters) {
  5604. j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
  5605. j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
  5606. j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
  5607. #ifdef USE_JPWL
  5608. j2k->m_cp.correct = parameters->jpwl_correct;
  5609. j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
  5610. j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
  5611. #endif /* USE_JPWL */
  5612. }
  5613. }
  5614. OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
  5615. {
  5616. /* Currently we pass the thread-pool to the tcd, so we cannot re-set it */
  5617. /* afterwards */
  5618. if (opj_has_thread_support() && j2k->m_tcd == NULL) {
  5619. opj_thread_pool_destroy(j2k->m_tp);
  5620. j2k->m_tp = NULL;
  5621. if (num_threads <= (OPJ_UINT32)INT_MAX) {
  5622. j2k->m_tp = opj_thread_pool_create((int)num_threads);
  5623. }
  5624. if (j2k->m_tp == NULL) {
  5625. j2k->m_tp = opj_thread_pool_create(0);
  5626. return OPJ_FALSE;
  5627. }
  5628. return OPJ_TRUE;
  5629. }
  5630. return OPJ_FALSE;
  5631. }
  5632. static int opj_j2k_get_default_thread_count()
  5633. {
  5634. const char* num_threads_str = getenv("OPJ_NUM_THREADS");
  5635. int num_cpus;
  5636. int num_threads;
  5637. if (num_threads_str == NULL || !opj_has_thread_support()) {
  5638. return 0;
  5639. }
  5640. num_cpus = opj_get_num_cpus();
  5641. if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
  5642. return num_cpus;
  5643. }
  5644. if (num_cpus == 0) {
  5645. num_cpus = 32;
  5646. }
  5647. num_threads = atoi(num_threads_str);
  5648. if (num_threads < 0) {
  5649. num_threads = 0;
  5650. } else if (num_threads > 2 * num_cpus) {
  5651. num_threads = 2 * num_cpus;
  5652. }
  5653. return num_threads;
  5654. }
  5655. /* ----------------------------------------------------------------------- */
  5656. /* J2K encoder interface */
  5657. /* ----------------------------------------------------------------------- */
  5658. opj_j2k_t* opj_j2k_create_compress(void)
  5659. {
  5660. opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
  5661. if (!l_j2k) {
  5662. return NULL;
  5663. }
  5664. l_j2k->m_is_decoder = 0;
  5665. l_j2k->m_cp.m_is_decoder = 0;
  5666. l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
  5667. OPJ_J2K_DEFAULT_HEADER_SIZE);
  5668. if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
  5669. opj_j2k_destroy(l_j2k);
  5670. return NULL;
  5671. }
  5672. l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
  5673. OPJ_J2K_DEFAULT_HEADER_SIZE;
  5674. /* validation list creation*/
  5675. l_j2k->m_validation_list = opj_procedure_list_create();
  5676. if (! l_j2k->m_validation_list) {
  5677. opj_j2k_destroy(l_j2k);
  5678. return NULL;
  5679. }
  5680. /* execution list creation*/
  5681. l_j2k->m_procedure_list = opj_procedure_list_create();
  5682. if (! l_j2k->m_procedure_list) {
  5683. opj_j2k_destroy(l_j2k);
  5684. return NULL;
  5685. }
  5686. l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
  5687. if (!l_j2k->m_tp) {
  5688. l_j2k->m_tp = opj_thread_pool_create(0);
  5689. }
  5690. if (!l_j2k->m_tp) {
  5691. opj_j2k_destroy(l_j2k);
  5692. return NULL;
  5693. }
  5694. return l_j2k;
  5695. }
  5696. static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
  5697. {
  5698. POC[0].tile = 1;
  5699. POC[0].resno0 = 0;
  5700. POC[0].compno0 = 0;
  5701. POC[0].layno1 = 1;
  5702. POC[0].resno1 = (OPJ_UINT32)(numres - 1);
  5703. POC[0].compno1 = 3;
  5704. POC[0].prg1 = OPJ_CPRL;
  5705. POC[1].tile = 1;
  5706. POC[1].resno0 = (OPJ_UINT32)(numres - 1);
  5707. POC[1].compno0 = 0;
  5708. POC[1].layno1 = 1;
  5709. POC[1].resno1 = (OPJ_UINT32)numres;
  5710. POC[1].compno1 = 3;
  5711. POC[1].prg1 = OPJ_CPRL;
  5712. return 2;
  5713. }
  5714. static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
  5715. opj_image_t *image, opj_event_mgr_t *p_manager)
  5716. {
  5717. /* Configure cinema parameters */
  5718. int i;
  5719. /* No tiling */
  5720. parameters->tile_size_on = OPJ_FALSE;
  5721. parameters->cp_tdx = 1;
  5722. parameters->cp_tdy = 1;
  5723. /* One tile part for each component */
  5724. parameters->tp_flag = 'C';
  5725. parameters->tp_on = 1;
  5726. /* Tile and Image shall be at (0,0) */
  5727. parameters->cp_tx0 = 0;
  5728. parameters->cp_ty0 = 0;
  5729. parameters->image_offset_x0 = 0;
  5730. parameters->image_offset_y0 = 0;
  5731. /* Codeblock size= 32*32 */
  5732. parameters->cblockw_init = 32;
  5733. parameters->cblockh_init = 32;
  5734. /* Codeblock style: no mode switch enabled */
  5735. parameters->mode = 0;
  5736. /* No ROI */
  5737. parameters->roi_compno = -1;
  5738. /* No subsampling */
  5739. parameters->subsampling_dx = 1;
  5740. parameters->subsampling_dy = 1;
  5741. /* 9-7 transform */
  5742. parameters->irreversible = 1;
  5743. /* Number of layers */
  5744. if (parameters->tcp_numlayers > 1) {
  5745. opj_event_msg(p_manager, EVT_WARNING,
  5746. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5747. "1 single quality layer"
  5748. "-> Number of layers forced to 1 (rather than %d)\n"
  5749. "-> Rate of the last layer (%3.1f) will be used",
  5750. parameters->tcp_numlayers,
  5751. parameters->tcp_rates[parameters->tcp_numlayers - 1]);
  5752. parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
  5753. parameters->tcp_numlayers = 1;
  5754. }
  5755. /* Resolution levels */
  5756. switch (parameters->rsiz) {
  5757. case OPJ_PROFILE_CINEMA_2K:
  5758. if (parameters->numresolution > 6) {
  5759. opj_event_msg(p_manager, EVT_WARNING,
  5760. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  5761. "Number of decomposition levels <= 5\n"
  5762. "-> Number of decomposition levels forced to 5 (rather than %d)\n",
  5763. parameters->numresolution + 1);
  5764. parameters->numresolution = 6;
  5765. }
  5766. break;
  5767. case OPJ_PROFILE_CINEMA_4K:
  5768. if (parameters->numresolution < 2) {
  5769. opj_event_msg(p_manager, EVT_WARNING,
  5770. "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
  5771. "Number of decomposition levels >= 1 && <= 6\n"
  5772. "-> Number of decomposition levels forced to 1 (rather than %d)\n",
  5773. parameters->numresolution + 1);
  5774. parameters->numresolution = 1;
  5775. } else if (parameters->numresolution > 7) {
  5776. opj_event_msg(p_manager, EVT_WARNING,
  5777. "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
  5778. "Number of decomposition levels >= 1 && <= 6\n"
  5779. "-> Number of decomposition levels forced to 6 (rather than %d)\n",
  5780. parameters->numresolution + 1);
  5781. parameters->numresolution = 7;
  5782. }
  5783. break;
  5784. default :
  5785. break;
  5786. }
  5787. /* Precincts */
  5788. parameters->csty |= J2K_CP_CSTY_PRT;
  5789. if (parameters->numresolution == 1) {
  5790. parameters->res_spec = 1;
  5791. parameters->prcw_init[0] = 128;
  5792. parameters->prch_init[0] = 128;
  5793. } else {
  5794. parameters->res_spec = parameters->numresolution - 1;
  5795. for (i = 0; i < parameters->res_spec; i++) {
  5796. parameters->prcw_init[i] = 256;
  5797. parameters->prch_init[i] = 256;
  5798. }
  5799. }
  5800. /* The progression order shall be CPRL */
  5801. parameters->prog_order = OPJ_CPRL;
  5802. /* Progression order changes for 4K, disallowed for 2K */
  5803. if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
  5804. parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
  5805. parameters->numresolution);
  5806. } else {
  5807. parameters->numpocs = 0;
  5808. }
  5809. /* Limited bit-rate */
  5810. parameters->cp_disto_alloc = 1;
  5811. if (parameters->max_cs_size <= 0) {
  5812. /* No rate has been introduced, 24 fps is assumed */
  5813. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  5814. opj_event_msg(p_manager, EVT_WARNING,
  5815. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5816. "Maximum 1302083 compressed bytes @ 24fps\n"
  5817. "As no rate has been given, this limit will be used.\n");
  5818. } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
  5819. opj_event_msg(p_manager, EVT_WARNING,
  5820. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5821. "Maximum 1302083 compressed bytes @ 24fps\n"
  5822. "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
  5823. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  5824. }
  5825. if (parameters->max_comp_size <= 0) {
  5826. /* No rate has been introduced, 24 fps is assumed */
  5827. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  5828. opj_event_msg(p_manager, EVT_WARNING,
  5829. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5830. "Maximum 1041666 compressed bytes @ 24fps\n"
  5831. "As no rate has been given, this limit will be used.\n");
  5832. } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
  5833. opj_event_msg(p_manager, EVT_WARNING,
  5834. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5835. "Maximum 1041666 compressed bytes @ 24fps\n"
  5836. "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
  5837. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  5838. }
  5839. parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
  5840. image->comps[0].h * image->comps[0].prec) /
  5841. (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
  5842. image->comps[0].dy);
  5843. }
  5844. static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
  5845. opj_event_mgr_t *p_manager)
  5846. {
  5847. OPJ_UINT32 i;
  5848. /* Number of components */
  5849. if (image->numcomps != 3) {
  5850. opj_event_msg(p_manager, EVT_WARNING,
  5851. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  5852. "3 components"
  5853. "-> Number of components of input image (%d) is not compliant\n"
  5854. "-> Non-profile-3 codestream will be generated\n",
  5855. image->numcomps);
  5856. return OPJ_FALSE;
  5857. }
  5858. /* Bitdepth */
  5859. for (i = 0; i < image->numcomps; i++) {
  5860. if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)) {
  5861. char signed_str[] = "signed";
  5862. char unsigned_str[] = "unsigned";
  5863. char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
  5864. opj_event_msg(p_manager, EVT_WARNING,
  5865. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  5866. "Precision of each component shall be 12 bits unsigned"
  5867. "-> At least component %d of input image (%d bits, %s) is not compliant\n"
  5868. "-> Non-profile-3 codestream will be generated\n",
  5869. i, image->comps[i].bpp, tmp_str);
  5870. return OPJ_FALSE;
  5871. }
  5872. }
  5873. /* Image size */
  5874. switch (rsiz) {
  5875. case OPJ_PROFILE_CINEMA_2K:
  5876. if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
  5877. opj_event_msg(p_manager, EVT_WARNING,
  5878. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  5879. "width <= 2048 and height <= 1080\n"
  5880. "-> Input image size %d x %d is not compliant\n"
  5881. "-> Non-profile-3 codestream will be generated\n",
  5882. image->comps[0].w, image->comps[0].h);
  5883. return OPJ_FALSE;
  5884. }
  5885. break;
  5886. case OPJ_PROFILE_CINEMA_4K:
  5887. if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
  5888. opj_event_msg(p_manager, EVT_WARNING,
  5889. "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
  5890. "width <= 4096 and height <= 2160\n"
  5891. "-> Image size %d x %d is not compliant\n"
  5892. "-> Non-profile-4 codestream will be generated\n",
  5893. image->comps[0].w, image->comps[0].h);
  5894. return OPJ_FALSE;
  5895. }
  5896. break;
  5897. default :
  5898. break;
  5899. }
  5900. return OPJ_TRUE;
  5901. }
  5902. static int opj_j2k_get_imf_max_NL(opj_cparameters_t *parameters,
  5903. opj_image_t *image)
  5904. {
  5905. /* Decomposition levels */
  5906. const OPJ_UINT16 rsiz = parameters->rsiz;
  5907. const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
  5908. const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
  5909. parameters->cp_tdx : image->x1;
  5910. switch (profile) {
  5911. case OPJ_PROFILE_IMF_2K:
  5912. return 5;
  5913. case OPJ_PROFILE_IMF_4K:
  5914. return 6;
  5915. case OPJ_PROFILE_IMF_8K:
  5916. return 7;
  5917. case OPJ_PROFILE_IMF_2K_R: {
  5918. if (XTsiz >= 2048) {
  5919. return 5;
  5920. } else if (XTsiz >= 1024) {
  5921. return 4;
  5922. }
  5923. break;
  5924. }
  5925. case OPJ_PROFILE_IMF_4K_R: {
  5926. if (XTsiz >= 4096) {
  5927. return 6;
  5928. } else if (XTsiz >= 2048) {
  5929. return 5;
  5930. } else if (XTsiz >= 1024) {
  5931. return 4;
  5932. }
  5933. break;
  5934. }
  5935. case OPJ_PROFILE_IMF_8K_R: {
  5936. if (XTsiz >= 8192) {
  5937. return 7;
  5938. } else if (XTsiz >= 4096) {
  5939. return 6;
  5940. } else if (XTsiz >= 2048) {
  5941. return 5;
  5942. } else if (XTsiz >= 1024) {
  5943. return 4;
  5944. }
  5945. break;
  5946. }
  5947. default:
  5948. break;
  5949. }
  5950. return -1;
  5951. }
  5952. static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
  5953. opj_image_t *image, opj_event_mgr_t *p_manager)
  5954. {
  5955. const OPJ_UINT16 rsiz = parameters->rsiz;
  5956. const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
  5957. OPJ_UNUSED(p_manager);
  5958. /* Override defaults set by opj_set_default_encoder_parameters */
  5959. if (parameters->cblockw_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKW &&
  5960. parameters->cblockh_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKH) {
  5961. parameters->cblockw_init = 32;
  5962. parameters->cblockh_init = 32;
  5963. }
  5964. /* One tile part for each component */
  5965. parameters->tp_flag = 'C';
  5966. parameters->tp_on = 1;
  5967. if (parameters->prog_order == OPJ_COMP_PARAM_DEFAULT_PROG_ORDER) {
  5968. parameters->prog_order = OPJ_CPRL;
  5969. }
  5970. if (profile == OPJ_PROFILE_IMF_2K ||
  5971. profile == OPJ_PROFILE_IMF_4K ||
  5972. profile == OPJ_PROFILE_IMF_8K) {
  5973. /* 9-7 transform */
  5974. parameters->irreversible = 1;
  5975. }
  5976. /* Adjust the number of resolutions if set to its defaults */
  5977. if (parameters->numresolution == OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION &&
  5978. image->x0 == 0 &&
  5979. image->y0 == 0) {
  5980. const int max_NL = opj_j2k_get_imf_max_NL(parameters, image);
  5981. if (max_NL >= 0 && parameters->numresolution > max_NL) {
  5982. parameters->numresolution = max_NL + 1;
  5983. }
  5984. /* Note: below is generic logic */
  5985. if (!parameters->tile_size_on) {
  5986. while (parameters->numresolution > 0) {
  5987. if (image->x1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
  5988. parameters->numresolution --;
  5989. continue;
  5990. }
  5991. if (image->y1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
  5992. parameters->numresolution --;
  5993. continue;
  5994. }
  5995. break;
  5996. }
  5997. }
  5998. }
  5999. /* Set defaults precincts */
  6000. if (parameters->csty == 0) {
  6001. parameters->csty |= J2K_CP_CSTY_PRT;
  6002. if (parameters->numresolution == 1) {
  6003. parameters->res_spec = 1;
  6004. parameters->prcw_init[0] = 128;
  6005. parameters->prch_init[0] = 128;
  6006. } else {
  6007. int i;
  6008. parameters->res_spec = parameters->numresolution - 1;
  6009. for (i = 0; i < parameters->res_spec; i++) {
  6010. parameters->prcw_init[i] = 256;
  6011. parameters->prch_init[i] = 256;
  6012. }
  6013. }
  6014. }
  6015. }
  6016. /* Table A.53 from JPEG2000 standard */
  6017. static const OPJ_UINT16 tabMaxSubLevelFromMainLevel[] = {
  6018. 15, /* unspecified */
  6019. 1,
  6020. 1,
  6021. 1,
  6022. 2,
  6023. 3,
  6024. 4,
  6025. 5,
  6026. 6,
  6027. 7,
  6028. 8,
  6029. 9
  6030. };
  6031. static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
  6032. opj_image_t *image,
  6033. opj_event_mgr_t *p_manager)
  6034. {
  6035. OPJ_UINT32 i;
  6036. const OPJ_UINT16 rsiz = parameters->rsiz;
  6037. const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
  6038. const OPJ_UINT16 mainlevel = OPJ_GET_IMF_MAINLEVEL(rsiz);
  6039. const OPJ_UINT16 sublevel = OPJ_GET_IMF_SUBLEVEL(rsiz);
  6040. const int NL = parameters->numresolution - 1;
  6041. const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
  6042. parameters->cp_tdx : image->x1;
  6043. OPJ_BOOL ret = OPJ_TRUE;
  6044. /* Validate mainlevel */
  6045. if (mainlevel > OPJ_IMF_MAINLEVEL_MAX) {
  6046. opj_event_msg(p_manager, EVT_WARNING,
  6047. "IMF profile require mainlevel <= 11.\n"
  6048. "-> %d is thus not compliant\n"
  6049. "-> Non-IMF codestream will be generated\n",
  6050. mainlevel);
  6051. ret = OPJ_FALSE;
  6052. }
  6053. /* Validate sublevel */
  6054. assert(sizeof(tabMaxSubLevelFromMainLevel) ==
  6055. (OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0]));
  6056. if (sublevel > tabMaxSubLevelFromMainLevel[mainlevel]) {
  6057. opj_event_msg(p_manager, EVT_WARNING,
  6058. "IMF profile require sublevel <= %d for mainlevel = %d.\n"
  6059. "-> %d is thus not compliant\n"
  6060. "-> Non-IMF codestream will be generated\n",
  6061. tabMaxSubLevelFromMainLevel[mainlevel],
  6062. mainlevel,
  6063. sublevel);
  6064. ret = OPJ_FALSE;
  6065. }
  6066. /* Number of components */
  6067. if (image->numcomps > 3) {
  6068. opj_event_msg(p_manager, EVT_WARNING,
  6069. "IMF profiles require at most 3 components.\n"
  6070. "-> Number of components of input image (%d) is not compliant\n"
  6071. "-> Non-IMF codestream will be generated\n",
  6072. image->numcomps);
  6073. ret = OPJ_FALSE;
  6074. }
  6075. if (image->x0 != 0 || image->y0 != 0) {
  6076. opj_event_msg(p_manager, EVT_WARNING,
  6077. "IMF profiles require image origin to be at 0,0.\n"
  6078. "-> %d,%d is not compliant\n"
  6079. "-> Non-IMF codestream will be generated\n",
  6080. image->x0, image->y0 != 0);
  6081. ret = OPJ_FALSE;
  6082. }
  6083. if (parameters->cp_tx0 != 0 || parameters->cp_ty0 != 0) {
  6084. opj_event_msg(p_manager, EVT_WARNING,
  6085. "IMF profiles require tile origin to be at 0,0.\n"
  6086. "-> %d,%d is not compliant\n"
  6087. "-> Non-IMF codestream will be generated\n",
  6088. parameters->cp_tx0, parameters->cp_ty0);
  6089. ret = OPJ_FALSE;
  6090. }
  6091. if (parameters->tile_size_on) {
  6092. if (profile == OPJ_PROFILE_IMF_2K ||
  6093. profile == OPJ_PROFILE_IMF_4K ||
  6094. profile == OPJ_PROFILE_IMF_8K) {
  6095. if ((OPJ_UINT32)parameters->cp_tdx < image->x1 ||
  6096. (OPJ_UINT32)parameters->cp_tdy < image->y1) {
  6097. opj_event_msg(p_manager, EVT_WARNING,
  6098. "IMF 2K/4K/8K single tile profiles require tile to be greater or equal to image size.\n"
  6099. "-> %d,%d is lesser than %d,%d\n"
  6100. "-> Non-IMF codestream will be generated\n",
  6101. parameters->cp_tdx,
  6102. parameters->cp_tdy,
  6103. image->x1,
  6104. image->y1);
  6105. ret = OPJ_FALSE;
  6106. }
  6107. } else {
  6108. if ((OPJ_UINT32)parameters->cp_tdx >= image->x1 &&
  6109. (OPJ_UINT32)parameters->cp_tdy >= image->y1) {
  6110. /* ok */
  6111. } else if (parameters->cp_tdx == 1024 &&
  6112. parameters->cp_tdy == 1024) {
  6113. /* ok */
  6114. } else if (parameters->cp_tdx == 2048 &&
  6115. parameters->cp_tdy == 2048 &&
  6116. (profile == OPJ_PROFILE_IMF_4K ||
  6117. profile == OPJ_PROFILE_IMF_8K)) {
  6118. /* ok */
  6119. } else if (parameters->cp_tdx == 4096 &&
  6120. parameters->cp_tdy == 4096 &&
  6121. profile == OPJ_PROFILE_IMF_8K) {
  6122. /* ok */
  6123. } else {
  6124. opj_event_msg(p_manager, EVT_WARNING,
  6125. "IMF 2K_R/4K_R/8K_R single/multiple tile profiles "
  6126. "require tile to be greater or equal to image size,\n"
  6127. "or to be (1024,1024), or (2048,2048) for 4K_R/8K_R "
  6128. "or (4096,4096) for 8K_R.\n"
  6129. "-> %d,%d is non conformant\n"
  6130. "-> Non-IMF codestream will be generated\n",
  6131. parameters->cp_tdx,
  6132. parameters->cp_tdy);
  6133. ret = OPJ_FALSE;
  6134. }
  6135. }
  6136. }
  6137. /* Bitdepth */
  6138. for (i = 0; i < image->numcomps; i++) {
  6139. if (!(image->comps[i].bpp >= 8 && image->comps[i].bpp <= 16) ||
  6140. (image->comps[i].sgnd)) {
  6141. char signed_str[] = "signed";
  6142. char unsigned_str[] = "unsigned";
  6143. char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
  6144. opj_event_msg(p_manager, EVT_WARNING,
  6145. "IMF profiles require precision of each component to b in [8-16] bits unsigned"
  6146. "-> At least component %d of input image (%d bits, %s) is not compliant\n"
  6147. "-> Non-IMF codestream will be generated\n",
  6148. i, image->comps[i].bpp, tmp_str);
  6149. ret = OPJ_FALSE;
  6150. }
  6151. }
  6152. /* Sub-sampling */
  6153. for (i = 0; i < image->numcomps; i++) {
  6154. if (i == 0 && image->comps[i].dx != 1) {
  6155. opj_event_msg(p_manager, EVT_WARNING,
  6156. "IMF profiles require XRSiz1 == 1. Here it is set to %d.\n"
  6157. "-> Non-IMF codestream will be generated\n",
  6158. image->comps[i].dx);
  6159. ret = OPJ_FALSE;
  6160. }
  6161. if (i == 1 && image->comps[i].dx != 1 && image->comps[i].dx != 2) {
  6162. opj_event_msg(p_manager, EVT_WARNING,
  6163. "IMF profiles require XRSiz2 == 1 or 2. Here it is set to %d.\n"
  6164. "-> Non-IMF codestream will be generated\n",
  6165. image->comps[i].dx);
  6166. ret = OPJ_FALSE;
  6167. }
  6168. if (i > 1 && image->comps[i].dx != image->comps[i - 1].dx) {
  6169. opj_event_msg(p_manager, EVT_WARNING,
  6170. "IMF profiles require XRSiz%d to be the same as XRSiz2. "
  6171. "Here it is set to %d instead of %d.\n"
  6172. "-> Non-IMF codestream will be generated\n",
  6173. i + 1, image->comps[i].dx, image->comps[i - 1].dx);
  6174. ret = OPJ_FALSE;
  6175. }
  6176. if (image->comps[i].dy != 1) {
  6177. opj_event_msg(p_manager, EVT_WARNING,
  6178. "IMF profiles require YRsiz == 1. "
  6179. "Here it is set to %d for component i.\n"
  6180. "-> Non-IMF codestream will be generated\n",
  6181. image->comps[i].dy, i);
  6182. ret = OPJ_FALSE;
  6183. }
  6184. }
  6185. /* Image size */
  6186. switch (profile) {
  6187. case OPJ_PROFILE_IMF_2K:
  6188. case OPJ_PROFILE_IMF_2K_R:
  6189. if (((image->comps[0].w > 2048) | (image->comps[0].h > 1556))) {
  6190. opj_event_msg(p_manager, EVT_WARNING,
  6191. "IMF 2K/2K_R profile require:\n"
  6192. "width <= 2048 and height <= 1556\n"
  6193. "-> Input image size %d x %d is not compliant\n"
  6194. "-> Non-IMF codestream will be generated\n",
  6195. image->comps[0].w, image->comps[0].h);
  6196. ret = OPJ_FALSE;
  6197. }
  6198. break;
  6199. case OPJ_PROFILE_IMF_4K:
  6200. case OPJ_PROFILE_IMF_4K_R:
  6201. if (((image->comps[0].w > 4096) | (image->comps[0].h > 3112))) {
  6202. opj_event_msg(p_manager, EVT_WARNING,
  6203. "IMF 4K/4K_R profile require:\n"
  6204. "width <= 4096 and height <= 3112\n"
  6205. "-> Input image size %d x %d is not compliant\n"
  6206. "-> Non-IMF codestream will be generated\n",
  6207. image->comps[0].w, image->comps[0].h);
  6208. ret = OPJ_FALSE;
  6209. }
  6210. break;
  6211. case OPJ_PROFILE_IMF_8K:
  6212. case OPJ_PROFILE_IMF_8K_R:
  6213. if (((image->comps[0].w > 8192) | (image->comps[0].h > 6224))) {
  6214. opj_event_msg(p_manager, EVT_WARNING,
  6215. "IMF 8K/8K_R profile require:\n"
  6216. "width <= 8192 and height <= 6224\n"
  6217. "-> Input image size %d x %d is not compliant\n"
  6218. "-> Non-IMF codestream will be generated\n",
  6219. image->comps[0].w, image->comps[0].h);
  6220. ret = OPJ_FALSE;
  6221. }
  6222. break;
  6223. default :
  6224. assert(0);
  6225. return OPJ_FALSE;
  6226. }
  6227. if (parameters->roi_compno != -1) {
  6228. opj_event_msg(p_manager, EVT_WARNING,
  6229. "IMF profile forbid RGN / region of interest marker.\n"
  6230. "-> Compression parameters specify a ROI\n"
  6231. "-> Non-IMF codestream will be generated\n");
  6232. ret = OPJ_FALSE;
  6233. }
  6234. if (parameters->cblockw_init != 32 || parameters->cblockh_init != 32) {
  6235. opj_event_msg(p_manager, EVT_WARNING,
  6236. "IMF profile require code block size to be 32x32.\n"
  6237. "-> Compression parameters set it to %dx%d.\n"
  6238. "-> Non-IMF codestream will be generated\n",
  6239. parameters->cblockw_init,
  6240. parameters->cblockh_init);
  6241. ret = OPJ_FALSE;
  6242. }
  6243. if (parameters->prog_order != OPJ_CPRL) {
  6244. opj_event_msg(p_manager, EVT_WARNING,
  6245. "IMF profile require progression order to be CPRL.\n"
  6246. "-> Compression parameters set it to %d.\n"
  6247. "-> Non-IMF codestream will be generated\n",
  6248. parameters->prog_order);
  6249. ret = OPJ_FALSE;
  6250. }
  6251. if (parameters->numpocs != 0) {
  6252. opj_event_msg(p_manager, EVT_WARNING,
  6253. "IMF profile forbid POC markers.\n"
  6254. "-> Compression parameters set %d POC.\n"
  6255. "-> Non-IMF codestream will be generated\n",
  6256. parameters->numpocs);
  6257. ret = OPJ_FALSE;
  6258. }
  6259. /* Codeblock style: no mode switch enabled */
  6260. if (parameters->mode != 0) {
  6261. opj_event_msg(p_manager, EVT_WARNING,
  6262. "IMF profile forbid mode switch in code block style.\n"
  6263. "-> Compression parameters set code block style to %d.\n"
  6264. "-> Non-IMF codestream will be generated\n",
  6265. parameters->mode);
  6266. ret = OPJ_FALSE;
  6267. }
  6268. if (profile == OPJ_PROFILE_IMF_2K ||
  6269. profile == OPJ_PROFILE_IMF_4K ||
  6270. profile == OPJ_PROFILE_IMF_8K) {
  6271. /* Expect 9-7 transform */
  6272. if (parameters->irreversible != 1) {
  6273. opj_event_msg(p_manager, EVT_WARNING,
  6274. "IMF 2K/4K/8K profiles require 9-7 Irreversible Transform.\n"
  6275. "-> Compression parameters set it to reversible.\n"
  6276. "-> Non-IMF codestream will be generated\n");
  6277. ret = OPJ_FALSE;
  6278. }
  6279. } else {
  6280. /* Expect 5-3 transform */
  6281. if (parameters->irreversible != 0) {
  6282. opj_event_msg(p_manager, EVT_WARNING,
  6283. "IMF 2K/4K/8K profiles require 5-3 reversible Transform.\n"
  6284. "-> Compression parameters set it to irreversible.\n"
  6285. "-> Non-IMF codestream will be generated\n");
  6286. ret = OPJ_FALSE;
  6287. }
  6288. }
  6289. /* Number of layers */
  6290. if (parameters->tcp_numlayers != 1) {
  6291. opj_event_msg(p_manager, EVT_WARNING,
  6292. "IMF 2K/4K/8K profiles require 1 single quality layer.\n"
  6293. "-> Number of layers is %d.\n"
  6294. "-> Non-IMF codestream will be generated\n",
  6295. parameters->tcp_numlayers);
  6296. ret = OPJ_FALSE;
  6297. }
  6298. /* Decomposition levels */
  6299. switch (profile) {
  6300. case OPJ_PROFILE_IMF_2K:
  6301. if (!(NL >= 1 && NL <= 5)) {
  6302. opj_event_msg(p_manager, EVT_WARNING,
  6303. "IMF 2K profile requires 1 <= NL <= 5:\n"
  6304. "-> Number of decomposition levels is %d.\n"
  6305. "-> Non-IMF codestream will be generated\n",
  6306. NL);
  6307. ret = OPJ_FALSE;
  6308. }
  6309. break;
  6310. case OPJ_PROFILE_IMF_4K:
  6311. if (!(NL >= 1 && NL <= 6)) {
  6312. opj_event_msg(p_manager, EVT_WARNING,
  6313. "IMF 4K profile requires 1 <= NL <= 6:\n"
  6314. "-> Number of decomposition levels is %d.\n"
  6315. "-> Non-IMF codestream will be generated\n",
  6316. NL);
  6317. ret = OPJ_FALSE;
  6318. }
  6319. break;
  6320. case OPJ_PROFILE_IMF_8K:
  6321. if (!(NL >= 1 && NL <= 7)) {
  6322. opj_event_msg(p_manager, EVT_WARNING,
  6323. "IMF 8K profile requires 1 <= NL <= 7:\n"
  6324. "-> Number of decomposition levels is %d.\n"
  6325. "-> Non-IMF codestream will be generated\n",
  6326. NL);
  6327. ret = OPJ_FALSE;
  6328. }
  6329. break;
  6330. case OPJ_PROFILE_IMF_2K_R: {
  6331. if (XTsiz >= 2048) {
  6332. if (!(NL >= 1 && NL <= 5)) {
  6333. opj_event_msg(p_manager, EVT_WARNING,
  6334. "IMF 2K_R profile requires 1 <= NL <= 5 for XTsiz >= 2048:\n"
  6335. "-> Number of decomposition levels is %d.\n"
  6336. "-> Non-IMF codestream will be generated\n",
  6337. NL);
  6338. ret = OPJ_FALSE;
  6339. }
  6340. } else if (XTsiz >= 1024) {
  6341. if (!(NL >= 1 && NL <= 4)) {
  6342. opj_event_msg(p_manager, EVT_WARNING,
  6343. "IMF 2K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
  6344. "-> Number of decomposition levels is %d.\n"
  6345. "-> Non-IMF codestream will be generated\n",
  6346. NL);
  6347. ret = OPJ_FALSE;
  6348. }
  6349. }
  6350. break;
  6351. }
  6352. case OPJ_PROFILE_IMF_4K_R: {
  6353. if (XTsiz >= 4096) {
  6354. if (!(NL >= 1 && NL <= 6)) {
  6355. opj_event_msg(p_manager, EVT_WARNING,
  6356. "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz >= 4096:\n"
  6357. "-> Number of decomposition levels is %d.\n"
  6358. "-> Non-IMF codestream will be generated\n",
  6359. NL);
  6360. ret = OPJ_FALSE;
  6361. }
  6362. } else if (XTsiz >= 2048) {
  6363. if (!(NL >= 1 && NL <= 5)) {
  6364. opj_event_msg(p_manager, EVT_WARNING,
  6365. "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
  6366. "-> Number of decomposition levels is %d.\n"
  6367. "-> Non-IMF codestream will be generated\n",
  6368. NL);
  6369. ret = OPJ_FALSE;
  6370. }
  6371. } else if (XTsiz >= 1024) {
  6372. if (!(NL >= 1 && NL <= 4)) {
  6373. opj_event_msg(p_manager, EVT_WARNING,
  6374. "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
  6375. "-> Number of decomposition levels is %d.\n"
  6376. "-> Non-IMF codestream will be generated\n",
  6377. NL);
  6378. ret = OPJ_FALSE;
  6379. }
  6380. }
  6381. break;
  6382. }
  6383. case OPJ_PROFILE_IMF_8K_R: {
  6384. if (XTsiz >= 8192) {
  6385. if (!(NL >= 1 && NL <= 7)) {
  6386. opj_event_msg(p_manager, EVT_WARNING,
  6387. "IMF 4K_R profile requires 1 <= NL <= 7 for XTsiz >= 8192:\n"
  6388. "-> Number of decomposition levels is %d.\n"
  6389. "-> Non-IMF codestream will be generated\n",
  6390. NL);
  6391. ret = OPJ_FALSE;
  6392. }
  6393. } else if (XTsiz >= 4096) {
  6394. if (!(NL >= 1 && NL <= 6)) {
  6395. opj_event_msg(p_manager, EVT_WARNING,
  6396. "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz in [4096,8192[:\n"
  6397. "-> Number of decomposition levels is %d.\n"
  6398. "-> Non-IMF codestream will be generated\n",
  6399. NL);
  6400. ret = OPJ_FALSE;
  6401. }
  6402. } else if (XTsiz >= 2048) {
  6403. if (!(NL >= 1 && NL <= 5)) {
  6404. opj_event_msg(p_manager, EVT_WARNING,
  6405. "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
  6406. "-> Number of decomposition levels is %d.\n"
  6407. "-> Non-IMF codestream will be generated\n",
  6408. NL);
  6409. ret = OPJ_FALSE;
  6410. }
  6411. } else if (XTsiz >= 1024) {
  6412. if (!(NL >= 1 && NL <= 4)) {
  6413. opj_event_msg(p_manager, EVT_WARNING,
  6414. "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
  6415. "-> Number of decomposition levels is %d.\n"
  6416. "-> Non-IMF codestream will be generated\n",
  6417. NL);
  6418. ret = OPJ_FALSE;
  6419. }
  6420. }
  6421. break;
  6422. }
  6423. default:
  6424. break;
  6425. }
  6426. if (parameters->numresolution == 1) {
  6427. if (parameters->res_spec != 1 ||
  6428. parameters->prcw_init[0] != 128 ||
  6429. parameters->prch_init[0] != 128) {
  6430. opj_event_msg(p_manager, EVT_WARNING,
  6431. "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
  6432. "-> Supplied values are different from that.\n"
  6433. "-> Non-IMF codestream will be generated\n",
  6434. NL);
  6435. ret = OPJ_FALSE;
  6436. }
  6437. } else {
  6438. int i;
  6439. for (i = 0; i < parameters->res_spec; i++) {
  6440. if (parameters->prcw_init[i] != 256 ||
  6441. parameters->prch_init[i] != 256) {
  6442. opj_event_msg(p_manager, EVT_WARNING,
  6443. "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
  6444. "-> Supplied values are different from that.\n"
  6445. "-> Non-IMF codestream will be generated\n",
  6446. NL);
  6447. ret = OPJ_FALSE;
  6448. }
  6449. }
  6450. }
  6451. return ret;
  6452. }
  6453. OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
  6454. opj_cparameters_t *parameters,
  6455. opj_image_t *image,
  6456. opj_event_mgr_t * p_manager)
  6457. {
  6458. OPJ_UINT32 i, j, tileno, numpocs_tile;
  6459. opj_cp_t *cp = 00;
  6460. OPJ_UINT32 cblkw, cblkh;
  6461. if (!p_j2k || !parameters || ! image) {
  6462. return OPJ_FALSE;
  6463. }
  6464. if ((parameters->numresolution <= 0) ||
  6465. (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
  6466. opj_event_msg(p_manager, EVT_ERROR,
  6467. "Invalid number of resolutions : %d not in range [1,%d]\n",
  6468. parameters->numresolution, OPJ_J2K_MAXRLVLS);
  6469. return OPJ_FALSE;
  6470. }
  6471. if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
  6472. opj_event_msg(p_manager, EVT_ERROR,
  6473. "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
  6474. parameters->cblockw_init);
  6475. return OPJ_FALSE;
  6476. }
  6477. if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
  6478. opj_event_msg(p_manager, EVT_ERROR,
  6479. "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
  6480. parameters->cblockh_init);
  6481. return OPJ_FALSE;
  6482. }
  6483. if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
  6484. opj_event_msg(p_manager, EVT_ERROR,
  6485. "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
  6486. return OPJ_FALSE;
  6487. }
  6488. cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
  6489. cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
  6490. if (parameters->cblockw_init != (1 << cblkw)) {
  6491. opj_event_msg(p_manager, EVT_ERROR,
  6492. "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
  6493. parameters->cblockw_init);
  6494. return OPJ_FALSE;
  6495. }
  6496. if (parameters->cblockh_init != (1 << cblkh)) {
  6497. opj_event_msg(p_manager, EVT_ERROR,
  6498. "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
  6499. parameters->cblockh_init);
  6500. return OPJ_FALSE;
  6501. }
  6502. /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
  6503. cp = &(p_j2k->m_cp);
  6504. /* set default values for cp */
  6505. cp->tw = 1;
  6506. cp->th = 1;
  6507. /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
  6508. if (parameters->rsiz ==
  6509. OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
  6510. OPJ_BOOL deprecated_used = OPJ_FALSE;
  6511. switch (parameters->cp_cinema) {
  6512. case OPJ_CINEMA2K_24:
  6513. parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
  6514. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  6515. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  6516. deprecated_used = OPJ_TRUE;
  6517. break;
  6518. case OPJ_CINEMA2K_48:
  6519. parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
  6520. parameters->max_cs_size = OPJ_CINEMA_48_CS;
  6521. parameters->max_comp_size = OPJ_CINEMA_48_COMP;
  6522. deprecated_used = OPJ_TRUE;
  6523. break;
  6524. case OPJ_CINEMA4K_24:
  6525. parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
  6526. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  6527. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  6528. deprecated_used = OPJ_TRUE;
  6529. break;
  6530. case OPJ_OFF:
  6531. default:
  6532. break;
  6533. }
  6534. switch (parameters->cp_rsiz) {
  6535. case OPJ_CINEMA2K:
  6536. parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
  6537. deprecated_used = OPJ_TRUE;
  6538. break;
  6539. case OPJ_CINEMA4K:
  6540. parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
  6541. deprecated_used = OPJ_TRUE;
  6542. break;
  6543. case OPJ_MCT:
  6544. parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
  6545. deprecated_used = OPJ_TRUE;
  6546. case OPJ_STD_RSIZ:
  6547. default:
  6548. break;
  6549. }
  6550. if (deprecated_used) {
  6551. opj_event_msg(p_manager, EVT_WARNING,
  6552. "Deprecated fields cp_cinema or cp_rsiz are used\n"
  6553. "Please consider using only the rsiz field\n"
  6554. "See openjpeg.h documentation for more details\n");
  6555. }
  6556. }
  6557. /* If no explicit layers are provided, use lossless settings */
  6558. if (parameters->tcp_numlayers == 0) {
  6559. parameters->tcp_numlayers = 1;
  6560. parameters->cp_disto_alloc = 1;
  6561. parameters->tcp_rates[0] = 0;
  6562. }
  6563. if (parameters->cp_disto_alloc) {
  6564. /* Emit warnings if tcp_rates are not decreasing */
  6565. for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
  6566. OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
  6567. OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
  6568. if (rate_i_corr <= 1.0) {
  6569. rate_i_corr = 1.0;
  6570. }
  6571. if (rate_i_m_1_corr <= 1.0) {
  6572. rate_i_m_1_corr = 1.0;
  6573. }
  6574. if (rate_i_corr >= rate_i_m_1_corr) {
  6575. if (rate_i_corr != parameters->tcp_rates[i] &&
  6576. rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
  6577. opj_event_msg(p_manager, EVT_WARNING,
  6578. "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
  6579. "than tcp_rates[%d]=%f (corrected as %f)\n",
  6580. i, parameters->tcp_rates[i], rate_i_corr,
  6581. i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
  6582. } else if (rate_i_corr != parameters->tcp_rates[i]) {
  6583. opj_event_msg(p_manager, EVT_WARNING,
  6584. "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
  6585. "than tcp_rates[%d]=%f\n",
  6586. i, parameters->tcp_rates[i], rate_i_corr,
  6587. i - 1, parameters->tcp_rates[i - 1]);
  6588. } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
  6589. opj_event_msg(p_manager, EVT_WARNING,
  6590. "tcp_rates[%d]=%f should be strictly lesser "
  6591. "than tcp_rates[%d]=%f (corrected as %f)\n",
  6592. i, parameters->tcp_rates[i],
  6593. i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
  6594. } else {
  6595. opj_event_msg(p_manager, EVT_WARNING,
  6596. "tcp_rates[%d]=%f should be strictly lesser "
  6597. "than tcp_rates[%d]=%f\n",
  6598. i, parameters->tcp_rates[i],
  6599. i - 1, parameters->tcp_rates[i - 1]);
  6600. }
  6601. }
  6602. }
  6603. } else if (parameters->cp_fixed_quality) {
  6604. /* Emit warnings if tcp_distoratio are not increasing */
  6605. for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
  6606. if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
  6607. !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
  6608. parameters->tcp_distoratio[i] == 0)) {
  6609. opj_event_msg(p_manager, EVT_WARNING,
  6610. "tcp_distoratio[%d]=%f should be strictly greater "
  6611. "than tcp_distoratio[%d]=%f\n",
  6612. i, parameters->tcp_distoratio[i], i - 1,
  6613. parameters->tcp_distoratio[i - 1]);
  6614. }
  6615. }
  6616. }
  6617. /* see if max_codestream_size does limit input rate */
  6618. if (parameters->max_cs_size <= 0) {
  6619. if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
  6620. OPJ_FLOAT32 temp_size;
  6621. temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
  6622. image->comps[0].h * image->comps[0].prec) /
  6623. ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
  6624. image->comps[0].dx * image->comps[0].dy));
  6625. if (temp_size > INT_MAX) {
  6626. parameters->max_cs_size = INT_MAX;
  6627. } else {
  6628. parameters->max_cs_size = (int) floor(temp_size);
  6629. }
  6630. } else {
  6631. parameters->max_cs_size = 0;
  6632. }
  6633. } else {
  6634. OPJ_FLOAT32 temp_rate;
  6635. OPJ_BOOL cap = OPJ_FALSE;
  6636. if (OPJ_IS_IMF(parameters->rsiz) && parameters->max_cs_size > 0 &&
  6637. parameters->tcp_numlayers == 1 && parameters->tcp_rates[0] == 0) {
  6638. parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
  6639. image->comps[0].h * image->comps[0].prec) /
  6640. (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
  6641. image->comps[0].dy);
  6642. }
  6643. temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
  6644. image->comps[0].h * image->comps[0].prec) /
  6645. (((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
  6646. image->comps[0].dy));
  6647. for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
  6648. if (parameters->tcp_rates[i] < temp_rate) {
  6649. parameters->tcp_rates[i] = temp_rate;
  6650. cap = OPJ_TRUE;
  6651. }
  6652. }
  6653. if (cap) {
  6654. opj_event_msg(p_manager, EVT_WARNING,
  6655. "The desired maximum codestream size has limited\n"
  6656. "at least one of the desired quality layers\n");
  6657. }
  6658. }
  6659. /* Manage profiles and applications and set RSIZ */
  6660. /* set cinema parameters if required */
  6661. if (OPJ_IS_CINEMA(parameters->rsiz)) {
  6662. if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
  6663. || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
  6664. opj_event_msg(p_manager, EVT_WARNING,
  6665. "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
  6666. parameters->rsiz = OPJ_PROFILE_NONE;
  6667. } else {
  6668. opj_j2k_set_cinema_parameters(parameters, image, p_manager);
  6669. if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
  6670. parameters->rsiz = OPJ_PROFILE_NONE;
  6671. }
  6672. }
  6673. } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
  6674. opj_event_msg(p_manager, EVT_WARNING,
  6675. "JPEG 2000 Long Term Storage profile not yet supported\n");
  6676. parameters->rsiz = OPJ_PROFILE_NONE;
  6677. } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
  6678. opj_event_msg(p_manager, EVT_WARNING,
  6679. "JPEG 2000 Broadcast profiles not yet supported\n");
  6680. parameters->rsiz = OPJ_PROFILE_NONE;
  6681. } else if (OPJ_IS_IMF(parameters->rsiz)) {
  6682. opj_j2k_set_imf_parameters(parameters, image, p_manager);
  6683. if (!opj_j2k_is_imf_compliant(parameters, image, p_manager)) {
  6684. parameters->rsiz = OPJ_PROFILE_NONE;
  6685. }
  6686. } else if (OPJ_IS_PART2(parameters->rsiz)) {
  6687. if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
  6688. opj_event_msg(p_manager, EVT_WARNING,
  6689. "JPEG 2000 Part-2 profile defined\n"
  6690. "but no Part-2 extension enabled.\n"
  6691. "Profile set to NONE.\n");
  6692. parameters->rsiz = OPJ_PROFILE_NONE;
  6693. } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
  6694. opj_event_msg(p_manager, EVT_WARNING,
  6695. "Unsupported Part-2 extension enabled\n"
  6696. "Profile set to NONE.\n");
  6697. parameters->rsiz = OPJ_PROFILE_NONE;
  6698. }
  6699. }
  6700. /*
  6701. copy user encoding parameters
  6702. */
  6703. cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
  6704. parameters->max_comp_size;
  6705. cp->rsiz = parameters->rsiz;
  6706. cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)
  6707. parameters->cp_disto_alloc & 1u;
  6708. cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)
  6709. parameters->cp_fixed_alloc & 1u;
  6710. cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)
  6711. parameters->cp_fixed_quality & 1u;
  6712. /* mod fixed_quality */
  6713. if (parameters->cp_fixed_alloc && parameters->cp_matrice) {
  6714. size_t array_size = (size_t)parameters->tcp_numlayers *
  6715. (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
  6716. cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
  6717. if (!cp->m_specific_param.m_enc.m_matrice) {
  6718. opj_event_msg(p_manager, EVT_ERROR,
  6719. "Not enough memory to allocate copy of user encoding parameters matrix \n");
  6720. return OPJ_FALSE;
  6721. }
  6722. memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
  6723. array_size);
  6724. }
  6725. /* tiles */
  6726. cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
  6727. cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
  6728. /* tile offset */
  6729. cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
  6730. cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
  6731. /* comment string */
  6732. if (parameters->cp_comment) {
  6733. cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
  6734. if (!cp->comment) {
  6735. opj_event_msg(p_manager, EVT_ERROR,
  6736. "Not enough memory to allocate copy of comment string\n");
  6737. return OPJ_FALSE;
  6738. }
  6739. strcpy(cp->comment, parameters->cp_comment);
  6740. } else {
  6741. /* Create default comment for codestream */
  6742. const char comment[] = "Created by OpenJPEG version ";
  6743. const size_t clen = strlen(comment);
  6744. const char *version = opj_version();
  6745. /* UniPG>> */
  6746. #ifdef USE_JPWL
  6747. cp->comment = (char*)opj_malloc(clen + strlen(version) + 11);
  6748. if (!cp->comment) {
  6749. opj_event_msg(p_manager, EVT_ERROR,
  6750. "Not enough memory to allocate comment string\n");
  6751. return OPJ_FALSE;
  6752. }
  6753. sprintf(cp->comment, "%s%s with JPWL", comment, version);
  6754. #else
  6755. cp->comment = (char*)opj_malloc(clen + strlen(version) + 1);
  6756. if (!cp->comment) {
  6757. opj_event_msg(p_manager, EVT_ERROR,
  6758. "Not enough memory to allocate comment string\n");
  6759. return OPJ_FALSE;
  6760. }
  6761. sprintf(cp->comment, "%s%s", comment, version);
  6762. #endif
  6763. /* <<UniPG */
  6764. }
  6765. /*
  6766. calculate other encoding parameters
  6767. */
  6768. if (parameters->tile_size_on) {
  6769. if (cp->tdx == 0) {
  6770. opj_event_msg(p_manager, EVT_ERROR, "Invalid tile width\n");
  6771. return OPJ_FALSE;
  6772. }
  6773. if (cp->tdy == 0) {
  6774. opj_event_msg(p_manager, EVT_ERROR, "Invalid tile height\n");
  6775. return OPJ_FALSE;
  6776. }
  6777. cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0),
  6778. (OPJ_INT32)cp->tdx);
  6779. cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0),
  6780. (OPJ_INT32)cp->tdy);
  6781. } else {
  6782. cp->tdx = image->x1 - cp->tx0;
  6783. cp->tdy = image->y1 - cp->ty0;
  6784. }
  6785. if (parameters->tp_on) {
  6786. cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
  6787. cp->m_specific_param.m_enc.m_tp_on = 1;
  6788. }
  6789. #ifdef USE_JPWL
  6790. /*
  6791. calculate JPWL encoding parameters
  6792. */
  6793. if (parameters->jpwl_epc_on) {
  6794. OPJ_INT32 i;
  6795. /* set JPWL on */
  6796. cp->epc_on = OPJ_TRUE;
  6797. cp->info_on = OPJ_FALSE; /* no informative technique */
  6798. /* set EPB on */
  6799. if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
  6800. cp->epb_on = OPJ_TRUE;
  6801. cp->hprot_MH = parameters->jpwl_hprot_MH;
  6802. for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
  6803. cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
  6804. cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
  6805. }
  6806. /* if tile specs are not specified, copy MH specs */
  6807. if (cp->hprot_TPH[0] == -1) {
  6808. cp->hprot_TPH_tileno[0] = 0;
  6809. cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
  6810. }
  6811. for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
  6812. cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
  6813. cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
  6814. cp->pprot[i] = parameters->jpwl_pprot[i];
  6815. }
  6816. }
  6817. /* set ESD writing */
  6818. if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
  6819. cp->esd_on = OPJ_TRUE;
  6820. cp->sens_size = parameters->jpwl_sens_size;
  6821. cp->sens_addr = parameters->jpwl_sens_addr;
  6822. cp->sens_range = parameters->jpwl_sens_range;
  6823. cp->sens_MH = parameters->jpwl_sens_MH;
  6824. for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
  6825. cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
  6826. cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
  6827. }
  6828. }
  6829. /* always set RED writing to false: we are at the encoder */
  6830. cp->red_on = OPJ_FALSE;
  6831. } else {
  6832. cp->epc_on = OPJ_FALSE;
  6833. }
  6834. #endif /* USE_JPWL */
  6835. /* initialize the mutiple tiles */
  6836. /* ---------------------------- */
  6837. cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
  6838. if (!cp->tcps) {
  6839. opj_event_msg(p_manager, EVT_ERROR,
  6840. "Not enough memory to allocate tile coding parameters\n");
  6841. return OPJ_FALSE;
  6842. }
  6843. for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
  6844. opj_tcp_t *tcp = &cp->tcps[tileno];
  6845. tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
  6846. for (j = 0; j < tcp->numlayers; j++) {
  6847. if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
  6848. if (cp->m_specific_param.m_enc.m_fixed_quality) {
  6849. tcp->distoratio[j] = parameters->tcp_distoratio[j];
  6850. }
  6851. tcp->rates[j] = parameters->tcp_rates[j];
  6852. } else {
  6853. if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
  6854. tcp->distoratio[j] = parameters->tcp_distoratio[j];
  6855. } else {
  6856. tcp->rates[j] = parameters->tcp_rates[j];
  6857. }
  6858. }
  6859. if (!cp->m_specific_param.m_enc.m_fixed_quality &&
  6860. tcp->rates[j] <= 1.0) {
  6861. tcp->rates[j] = 0.0; /* force lossless */
  6862. }
  6863. }
  6864. tcp->csty = (OPJ_UINT32)parameters->csty;
  6865. tcp->prg = parameters->prog_order;
  6866. tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
  6867. numpocs_tile = 0;
  6868. tcp->POC = 0;
  6869. if (parameters->numpocs) {
  6870. /* initialisation of POC */
  6871. for (i = 0; i < parameters->numpocs; i++) {
  6872. if (tileno + 1 == parameters->POC[i].tile) {
  6873. opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
  6874. if (parameters->POC[numpocs_tile].compno0 >= image->numcomps) {
  6875. opj_event_msg(p_manager, EVT_ERROR,
  6876. "Invalid compno0 for POC %d\n", i);
  6877. return OPJ_FALSE;
  6878. }
  6879. tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
  6880. tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
  6881. tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
  6882. tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
  6883. tcp_poc->compno1 = opj_uint_min(parameters->POC[numpocs_tile].compno1,
  6884. image->numcomps);
  6885. tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
  6886. tcp_poc->tile = parameters->POC[numpocs_tile].tile;
  6887. numpocs_tile++;
  6888. }
  6889. }
  6890. if (numpocs_tile) {
  6891. /* TODO MSD use the return value*/
  6892. opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs,
  6893. (OPJ_UINT32)parameters->numresolution, image->numcomps,
  6894. (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
  6895. tcp->POC = 1;
  6896. tcp->numpocs = numpocs_tile - 1 ;
  6897. }
  6898. } else {
  6899. tcp->numpocs = 0;
  6900. }
  6901. tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
  6902. if (!tcp->tccps) {
  6903. opj_event_msg(p_manager, EVT_ERROR,
  6904. "Not enough memory to allocate tile component coding parameters\n");
  6905. return OPJ_FALSE;
  6906. }
  6907. if (parameters->mct_data) {
  6908. OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
  6909. OPJ_FLOAT32);
  6910. OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
  6911. OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
  6912. lMctSize);
  6913. if (!lTmpBuf) {
  6914. opj_event_msg(p_manager, EVT_ERROR,
  6915. "Not enough memory to allocate temp buffer\n");
  6916. return OPJ_FALSE;
  6917. }
  6918. tcp->mct = 2;
  6919. tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
  6920. if (! tcp->m_mct_coding_matrix) {
  6921. opj_free(lTmpBuf);
  6922. lTmpBuf = NULL;
  6923. opj_event_msg(p_manager, EVT_ERROR,
  6924. "Not enough memory to allocate encoder MCT coding matrix \n");
  6925. return OPJ_FALSE;
  6926. }
  6927. memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
  6928. memcpy(lTmpBuf, parameters->mct_data, lMctSize);
  6929. tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
  6930. if (! tcp->m_mct_decoding_matrix) {
  6931. opj_free(lTmpBuf);
  6932. lTmpBuf = NULL;
  6933. opj_event_msg(p_manager, EVT_ERROR,
  6934. "Not enough memory to allocate encoder MCT decoding matrix \n");
  6935. return OPJ_FALSE;
  6936. }
  6937. if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
  6938. image->numcomps) == OPJ_FALSE) {
  6939. opj_free(lTmpBuf);
  6940. lTmpBuf = NULL;
  6941. opj_event_msg(p_manager, EVT_ERROR,
  6942. "Failed to inverse encoder MCT decoding matrix \n");
  6943. return OPJ_FALSE;
  6944. }
  6945. tcp->mct_norms = (OPJ_FLOAT64*)
  6946. opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
  6947. if (! tcp->mct_norms) {
  6948. opj_free(lTmpBuf);
  6949. lTmpBuf = NULL;
  6950. opj_event_msg(p_manager, EVT_ERROR,
  6951. "Not enough memory to allocate encoder MCT norms \n");
  6952. return OPJ_FALSE;
  6953. }
  6954. opj_calculate_norms(tcp->mct_norms, image->numcomps,
  6955. tcp->m_mct_decoding_matrix);
  6956. opj_free(lTmpBuf);
  6957. for (i = 0; i < image->numcomps; i++) {
  6958. opj_tccp_t *tccp = &tcp->tccps[i];
  6959. tccp->m_dc_level_shift = l_dc_shift[i];
  6960. }
  6961. if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
  6962. /* free will be handled by opj_j2k_destroy */
  6963. opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
  6964. return OPJ_FALSE;
  6965. }
  6966. } else {
  6967. if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
  6968. if ((image->comps[0].dx != image->comps[1].dx) ||
  6969. (image->comps[0].dx != image->comps[2].dx) ||
  6970. (image->comps[0].dy != image->comps[1].dy) ||
  6971. (image->comps[0].dy != image->comps[2].dy)) {
  6972. opj_event_msg(p_manager, EVT_WARNING,
  6973. "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
  6974. tcp->mct = 0;
  6975. }
  6976. }
  6977. for (i = 0; i < image->numcomps; i++) {
  6978. opj_tccp_t *tccp = &tcp->tccps[i];
  6979. opj_image_comp_t * l_comp = &(image->comps[i]);
  6980. if (! l_comp->sgnd) {
  6981. tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
  6982. }
  6983. }
  6984. }
  6985. for (i = 0; i < image->numcomps; i++) {
  6986. opj_tccp_t *tccp = &tcp->tccps[i];
  6987. tccp->csty = parameters->csty &
  6988. 0x01; /* 0 => one precinct || 1 => custom precinct */
  6989. tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
  6990. tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
  6991. tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
  6992. tccp->cblksty = (OPJ_UINT32)parameters->mode;
  6993. tccp->qmfbid = parameters->irreversible ? 0 : 1;
  6994. tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
  6995. J2K_CCP_QNTSTY_NOQNT;
  6996. tccp->numgbits = 2;
  6997. if ((OPJ_INT32)i == parameters->roi_compno) {
  6998. tccp->roishift = parameters->roi_shift;
  6999. } else {
  7000. tccp->roishift = 0;
  7001. }
  7002. if (parameters->csty & J2K_CCP_CSTY_PRT) {
  7003. OPJ_INT32 p = 0, it_res;
  7004. assert(tccp->numresolutions > 0);
  7005. for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
  7006. if (p < parameters->res_spec) {
  7007. if (parameters->prcw_init[p] < 1) {
  7008. tccp->prcw[it_res] = 1;
  7009. } else {
  7010. tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
  7011. }
  7012. if (parameters->prch_init[p] < 1) {
  7013. tccp->prch[it_res] = 1;
  7014. } else {
  7015. tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
  7016. }
  7017. } else {
  7018. OPJ_INT32 res_spec = parameters->res_spec;
  7019. OPJ_INT32 size_prcw = 0;
  7020. OPJ_INT32 size_prch = 0;
  7021. assert(res_spec > 0); /* issue 189 */
  7022. size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
  7023. size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
  7024. if (size_prcw < 1) {
  7025. tccp->prcw[it_res] = 1;
  7026. } else {
  7027. tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
  7028. }
  7029. if (size_prch < 1) {
  7030. tccp->prch[it_res] = 1;
  7031. } else {
  7032. tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
  7033. }
  7034. }
  7035. p++;
  7036. /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
  7037. } /*end for*/
  7038. } else {
  7039. for (j = 0; j < tccp->numresolutions; j++) {
  7040. tccp->prcw[j] = 15;
  7041. tccp->prch[j] = 15;
  7042. }
  7043. }
  7044. opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
  7045. }
  7046. }
  7047. if (parameters->mct_data) {
  7048. opj_free(parameters->mct_data);
  7049. parameters->mct_data = 00;
  7050. }
  7051. return OPJ_TRUE;
  7052. }
  7053. static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
  7054. OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
  7055. {
  7056. assert(cstr_index != 00);
  7057. /* expand the list? */
  7058. if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
  7059. opj_marker_info_t *new_marker;
  7060. cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
  7061. cstr_index->maxmarknum);
  7062. new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
  7063. cstr_index->maxmarknum * sizeof(opj_marker_info_t));
  7064. if (! new_marker) {
  7065. opj_free(cstr_index->marker);
  7066. cstr_index->marker = NULL;
  7067. cstr_index->maxmarknum = 0;
  7068. cstr_index->marknum = 0;
  7069. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
  7070. return OPJ_FALSE;
  7071. }
  7072. cstr_index->marker = new_marker;
  7073. }
  7074. /* add the marker */
  7075. cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
  7076. cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
  7077. cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
  7078. cstr_index->marknum++;
  7079. return OPJ_TRUE;
  7080. }
  7081. static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
  7082. opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
  7083. OPJ_UINT32 len)
  7084. {
  7085. assert(cstr_index != 00);
  7086. assert(cstr_index->tile_index != 00);
  7087. /* expand the list? */
  7088. if ((cstr_index->tile_index[tileno].marknum + 1) >
  7089. cstr_index->tile_index[tileno].maxmarknum) {
  7090. opj_marker_info_t *new_marker;
  7091. cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
  7092. (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
  7093. new_marker = (opj_marker_info_t *) opj_realloc(
  7094. cstr_index->tile_index[tileno].marker,
  7095. cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
  7096. if (! new_marker) {
  7097. opj_free(cstr_index->tile_index[tileno].marker);
  7098. cstr_index->tile_index[tileno].marker = NULL;
  7099. cstr_index->tile_index[tileno].maxmarknum = 0;
  7100. cstr_index->tile_index[tileno].marknum = 0;
  7101. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
  7102. return OPJ_FALSE;
  7103. }
  7104. cstr_index->tile_index[tileno].marker = new_marker;
  7105. }
  7106. /* add the marker */
  7107. cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
  7108. = (OPJ_UINT16)type;
  7109. cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
  7110. = (OPJ_INT32)pos;
  7111. cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
  7112. = (OPJ_INT32)len;
  7113. cstr_index->tile_index[tileno].marknum++;
  7114. if (type == J2K_MS_SOT) {
  7115. OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
  7116. if (cstr_index->tile_index[tileno].tp_index) {
  7117. cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
  7118. }
  7119. }
  7120. return OPJ_TRUE;
  7121. }
  7122. /*
  7123. * -----------------------------------------------------------------------
  7124. * -----------------------------------------------------------------------
  7125. * -----------------------------------------------------------------------
  7126. */
  7127. OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
  7128. opj_stream_private_t *p_stream,
  7129. opj_event_mgr_t * p_manager
  7130. )
  7131. {
  7132. (void)p_j2k;
  7133. (void)p_stream;
  7134. (void)p_manager;
  7135. return OPJ_TRUE;
  7136. }
  7137. OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
  7138. opj_j2k_t* p_j2k,
  7139. opj_image_t** p_image,
  7140. opj_event_mgr_t* p_manager)
  7141. {
  7142. /* preconditions */
  7143. assert(p_j2k != 00);
  7144. assert(p_stream != 00);
  7145. assert(p_manager != 00);
  7146. /* create an empty image header */
  7147. p_j2k->m_private_image = opj_image_create0();
  7148. if (! p_j2k->m_private_image) {
  7149. return OPJ_FALSE;
  7150. }
  7151. /* customization of the validation */
  7152. if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
  7153. opj_image_destroy(p_j2k->m_private_image);
  7154. p_j2k->m_private_image = NULL;
  7155. return OPJ_FALSE;
  7156. }
  7157. /* validation of the parameters codec */
  7158. if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
  7159. opj_image_destroy(p_j2k->m_private_image);
  7160. p_j2k->m_private_image = NULL;
  7161. return OPJ_FALSE;
  7162. }
  7163. /* customization of the encoding */
  7164. if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
  7165. opj_image_destroy(p_j2k->m_private_image);
  7166. p_j2k->m_private_image = NULL;
  7167. return OPJ_FALSE;
  7168. }
  7169. /* read header */
  7170. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  7171. opj_image_destroy(p_j2k->m_private_image);
  7172. p_j2k->m_private_image = NULL;
  7173. return OPJ_FALSE;
  7174. }
  7175. *p_image = opj_image_create0();
  7176. if (!(*p_image)) {
  7177. return OPJ_FALSE;
  7178. }
  7179. /* Copy codestream image information to the output image */
  7180. opj_copy_image_header(p_j2k->m_private_image, *p_image);
  7181. /*Allocate and initialize some elements of codestrem index*/
  7182. if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
  7183. opj_image_destroy(*p_image);
  7184. *p_image = NULL;
  7185. return OPJ_FALSE;
  7186. }
  7187. return OPJ_TRUE;
  7188. }
  7189. static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
  7190. opj_event_mgr_t * p_manager)
  7191. {
  7192. /* preconditions*/
  7193. assert(p_j2k != 00);
  7194. assert(p_manager != 00);
  7195. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  7196. (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
  7197. return OPJ_FALSE;
  7198. }
  7199. /* DEVELOPER CORNER, add your custom procedures */
  7200. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  7201. (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
  7202. return OPJ_FALSE;
  7203. }
  7204. return OPJ_TRUE;
  7205. }
  7206. static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
  7207. opj_event_mgr_t * p_manager)
  7208. {
  7209. /* preconditions*/
  7210. assert(p_j2k != 00);
  7211. assert(p_manager != 00);
  7212. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  7213. (opj_procedure)opj_j2k_build_decoder, p_manager)) {
  7214. return OPJ_FALSE;
  7215. }
  7216. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  7217. (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
  7218. return OPJ_FALSE;
  7219. }
  7220. /* DEVELOPER CORNER, add your custom validation procedure */
  7221. return OPJ_TRUE;
  7222. }
  7223. static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
  7224. opj_stream_private_t *p_stream,
  7225. opj_event_mgr_t * p_manager)
  7226. {
  7227. OPJ_BOOL l_is_valid = OPJ_TRUE;
  7228. OPJ_UINT32 i, j;
  7229. /* preconditions */
  7230. assert(p_j2k != 00);
  7231. assert(p_stream != 00);
  7232. assert(p_manager != 00);
  7233. OPJ_UNUSED(p_stream);
  7234. OPJ_UNUSED(p_manager);
  7235. if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
  7236. OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  7237. opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
  7238. for (i = 0; i < l_nb_tiles; ++i) {
  7239. if (l_tcp->mct == 2) {
  7240. opj_tccp_t * l_tccp = l_tcp->tccps;
  7241. l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
  7242. for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
  7243. l_is_valid &= !(l_tccp->qmfbid & 1);
  7244. ++l_tccp;
  7245. }
  7246. }
  7247. ++l_tcp;
  7248. }
  7249. }
  7250. return l_is_valid;
  7251. }
  7252. OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
  7253. {
  7254. OPJ_UINT32 i;
  7255. OPJ_UINT32 l_indix = 1;
  7256. opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
  7257. opj_simple_mcc_decorrelation_data_t * l_mcc_data;
  7258. OPJ_UINT32 l_mct_size, l_nb_elem;
  7259. OPJ_FLOAT32 * l_data, * l_current_data;
  7260. opj_tccp_t * l_tccp;
  7261. /* preconditions */
  7262. assert(p_tcp != 00);
  7263. if (p_tcp->mct != 2) {
  7264. return OPJ_TRUE;
  7265. }
  7266. if (p_tcp->m_mct_decoding_matrix) {
  7267. if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
  7268. opj_mct_data_t *new_mct_records;
  7269. p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  7270. new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
  7271. p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
  7272. if (! new_mct_records) {
  7273. opj_free(p_tcp->m_mct_records);
  7274. p_tcp->m_mct_records = NULL;
  7275. p_tcp->m_nb_max_mct_records = 0;
  7276. p_tcp->m_nb_mct_records = 0;
  7277. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
  7278. return OPJ_FALSE;
  7279. }
  7280. p_tcp->m_mct_records = new_mct_records;
  7281. l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7282. memset(l_mct_deco_data, 0,
  7283. (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
  7284. opj_mct_data_t));
  7285. }
  7286. l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7287. if (l_mct_deco_data->m_data) {
  7288. opj_free(l_mct_deco_data->m_data);
  7289. l_mct_deco_data->m_data = 00;
  7290. }
  7291. l_mct_deco_data->m_index = l_indix++;
  7292. l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
  7293. l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
  7294. l_nb_elem = p_image->numcomps * p_image->numcomps;
  7295. l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
  7296. l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
  7297. if (! l_mct_deco_data->m_data) {
  7298. return OPJ_FALSE;
  7299. }
  7300. j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
  7301. p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
  7302. l_mct_deco_data->m_data_size = l_mct_size;
  7303. ++p_tcp->m_nb_mct_records;
  7304. }
  7305. if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
  7306. opj_mct_data_t *new_mct_records;
  7307. p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  7308. new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
  7309. p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
  7310. if (! new_mct_records) {
  7311. opj_free(p_tcp->m_mct_records);
  7312. p_tcp->m_mct_records = NULL;
  7313. p_tcp->m_nb_max_mct_records = 0;
  7314. p_tcp->m_nb_mct_records = 0;
  7315. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
  7316. return OPJ_FALSE;
  7317. }
  7318. p_tcp->m_mct_records = new_mct_records;
  7319. l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7320. memset(l_mct_offset_data, 0,
  7321. (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
  7322. opj_mct_data_t));
  7323. if (l_mct_deco_data) {
  7324. l_mct_deco_data = l_mct_offset_data - 1;
  7325. }
  7326. }
  7327. l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7328. if (l_mct_offset_data->m_data) {
  7329. opj_free(l_mct_offset_data->m_data);
  7330. l_mct_offset_data->m_data = 00;
  7331. }
  7332. l_mct_offset_data->m_index = l_indix++;
  7333. l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
  7334. l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
  7335. l_nb_elem = p_image->numcomps;
  7336. l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
  7337. l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
  7338. if (! l_mct_offset_data->m_data) {
  7339. return OPJ_FALSE;
  7340. }
  7341. l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
  7342. if (! l_data) {
  7343. opj_free(l_mct_offset_data->m_data);
  7344. l_mct_offset_data->m_data = 00;
  7345. return OPJ_FALSE;
  7346. }
  7347. l_tccp = p_tcp->tccps;
  7348. l_current_data = l_data;
  7349. for (i = 0; i < l_nb_elem; ++i) {
  7350. *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
  7351. ++l_tccp;
  7352. }
  7353. j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
  7354. l_mct_offset_data->m_data, l_nb_elem);
  7355. opj_free(l_data);
  7356. l_mct_offset_data->m_data_size = l_mct_size;
  7357. ++p_tcp->m_nb_mct_records;
  7358. if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
  7359. opj_simple_mcc_decorrelation_data_t *new_mcc_records;
  7360. p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  7361. new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
  7362. p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
  7363. opj_simple_mcc_decorrelation_data_t));
  7364. if (! new_mcc_records) {
  7365. opj_free(p_tcp->m_mcc_records);
  7366. p_tcp->m_mcc_records = NULL;
  7367. p_tcp->m_nb_max_mcc_records = 0;
  7368. p_tcp->m_nb_mcc_records = 0;
  7369. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
  7370. return OPJ_FALSE;
  7371. }
  7372. p_tcp->m_mcc_records = new_mcc_records;
  7373. l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
  7374. memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
  7375. sizeof(opj_simple_mcc_decorrelation_data_t));
  7376. }
  7377. l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
  7378. l_mcc_data->m_decorrelation_array = l_mct_deco_data;
  7379. l_mcc_data->m_is_irreversible = 1;
  7380. l_mcc_data->m_nb_comps = p_image->numcomps;
  7381. l_mcc_data->m_index = l_indix++;
  7382. l_mcc_data->m_offset_array = l_mct_offset_data;
  7383. ++p_tcp->m_nb_mcc_records;
  7384. return OPJ_TRUE;
  7385. }
  7386. static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
  7387. opj_stream_private_t *p_stream,
  7388. opj_event_mgr_t * p_manager)
  7389. {
  7390. /* add here initialization of cp
  7391. copy paste of setup_decoder */
  7392. (void)p_j2k;
  7393. (void)p_stream;
  7394. (void)p_manager;
  7395. return OPJ_TRUE;
  7396. }
  7397. static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
  7398. opj_stream_private_t *p_stream,
  7399. opj_event_mgr_t * p_manager)
  7400. {
  7401. /* add here initialization of cp
  7402. copy paste of setup_encoder */
  7403. (void)p_j2k;
  7404. (void)p_stream;
  7405. (void)p_manager;
  7406. return OPJ_TRUE;
  7407. }
  7408. static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
  7409. opj_stream_private_t *p_stream,
  7410. opj_event_mgr_t * p_manager)
  7411. {
  7412. OPJ_BOOL l_is_valid = OPJ_TRUE;
  7413. /* preconditions */
  7414. assert(p_j2k != 00);
  7415. assert(p_stream != 00);
  7416. assert(p_manager != 00);
  7417. OPJ_UNUSED(p_stream);
  7418. /* STATE checking */
  7419. /* make sure the state is at 0 */
  7420. l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
  7421. /* POINTER validation */
  7422. /* make sure a p_j2k codec is present */
  7423. l_is_valid &= (p_j2k->m_procedure_list != 00);
  7424. /* make sure a validation list is present */
  7425. l_is_valid &= (p_j2k->m_validation_list != 00);
  7426. /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
  7427. /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
  7428. /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
  7429. if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
  7430. (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
  7431. opj_event_msg(p_manager, EVT_ERROR,
  7432. "Number of resolutions is too high in comparison to the size of tiles\n");
  7433. return OPJ_FALSE;
  7434. }
  7435. if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
  7436. (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
  7437. opj_event_msg(p_manager, EVT_ERROR,
  7438. "Number of resolutions is too high in comparison to the size of tiles\n");
  7439. return OPJ_FALSE;
  7440. }
  7441. if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
  7442. (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
  7443. opj_event_msg(p_manager, EVT_ERROR,
  7444. "Number of resolutions is too high in comparison to the size of tiles\n");
  7445. return OPJ_FALSE;
  7446. }
  7447. /* PARAMETER VALIDATION */
  7448. return l_is_valid;
  7449. }
  7450. static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
  7451. opj_stream_private_t *p_stream,
  7452. opj_event_mgr_t * p_manager
  7453. )
  7454. {
  7455. OPJ_BOOL l_is_valid = OPJ_TRUE;
  7456. /* preconditions*/
  7457. assert(p_j2k != 00);
  7458. assert(p_stream != 00);
  7459. assert(p_manager != 00);
  7460. OPJ_UNUSED(p_stream);
  7461. OPJ_UNUSED(p_manager);
  7462. /* STATE checking */
  7463. /* make sure the state is at 0 */
  7464. #ifdef TODO_MSD
  7465. l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
  7466. #endif
  7467. l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
  7468. /* POINTER validation */
  7469. /* make sure a p_j2k codec is present */
  7470. /* make sure a procedure list is present */
  7471. l_is_valid &= (p_j2k->m_procedure_list != 00);
  7472. /* make sure a validation list is present */
  7473. l_is_valid &= (p_j2k->m_validation_list != 00);
  7474. /* PARAMETER VALIDATION */
  7475. return l_is_valid;
  7476. }
  7477. static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
  7478. opj_stream_private_t *p_stream,
  7479. opj_event_mgr_t * p_manager)
  7480. {
  7481. OPJ_UINT32 l_current_marker;
  7482. OPJ_UINT32 l_marker_size;
  7483. const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
  7484. OPJ_BOOL l_has_siz = 0;
  7485. OPJ_BOOL l_has_cod = 0;
  7486. OPJ_BOOL l_has_qcd = 0;
  7487. /* preconditions */
  7488. assert(p_stream != 00);
  7489. assert(p_j2k != 00);
  7490. assert(p_manager != 00);
  7491. /* We enter in the main header */
  7492. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
  7493. /* Try to read the SOC marker, the codestream must begin with SOC marker */
  7494. if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
  7495. opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
  7496. return OPJ_FALSE;
  7497. }
  7498. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  7499. if (opj_stream_read_data(p_stream,
  7500. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  7501. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7502. return OPJ_FALSE;
  7503. }
  7504. /* Read 2 bytes as the new marker ID */
  7505. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  7506. &l_current_marker, 2);
  7507. /* Try to read until the SOT is detected */
  7508. while (l_current_marker != J2K_MS_SOT) {
  7509. /* Check if the current marker ID is valid */
  7510. if (l_current_marker < 0xff00) {
  7511. opj_event_msg(p_manager, EVT_ERROR,
  7512. "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
  7513. return OPJ_FALSE;
  7514. }
  7515. /* Get the marker handler from the marker ID */
  7516. l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  7517. /* Manage case where marker is unknown */
  7518. if (l_marker_handler->id == J2K_MS_UNK) {
  7519. if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
  7520. opj_event_msg(p_manager, EVT_ERROR,
  7521. "Unknow marker have been detected and generated error.\n");
  7522. return OPJ_FALSE;
  7523. }
  7524. if (l_current_marker == J2K_MS_SOT) {
  7525. break; /* SOT marker is detected main header is completely read */
  7526. } else { /* Get the marker handler from the marker ID */
  7527. l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  7528. }
  7529. }
  7530. if (l_marker_handler->id == J2K_MS_SIZ) {
  7531. /* Mark required SIZ marker as found */
  7532. l_has_siz = 1;
  7533. }
  7534. if (l_marker_handler->id == J2K_MS_COD) {
  7535. /* Mark required COD marker as found */
  7536. l_has_cod = 1;
  7537. }
  7538. if (l_marker_handler->id == J2K_MS_QCD) {
  7539. /* Mark required QCD marker as found */
  7540. l_has_qcd = 1;
  7541. }
  7542. /* Check if the marker is known and if it is the right place to find it */
  7543. if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
  7544. opj_event_msg(p_manager, EVT_ERROR,
  7545. "Marker is not compliant with its position\n");
  7546. return OPJ_FALSE;
  7547. }
  7548. /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
  7549. if (opj_stream_read_data(p_stream,
  7550. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  7551. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7552. return OPJ_FALSE;
  7553. }
  7554. /* read 2 bytes as the marker size */
  7555. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
  7556. 2);
  7557. if (l_marker_size < 2) {
  7558. opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
  7559. return OPJ_FALSE;
  7560. }
  7561. l_marker_size -= 2; /* Subtract the size of the marker ID already read */
  7562. /* Check if the marker size is compatible with the header data size */
  7563. if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
  7564. OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
  7565. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
  7566. if (! new_header_data) {
  7567. opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
  7568. p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
  7569. p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
  7570. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
  7571. return OPJ_FALSE;
  7572. }
  7573. p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
  7574. p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
  7575. }
  7576. /* Try to read the rest of the marker segment from stream and copy them into the buffer */
  7577. if (opj_stream_read_data(p_stream,
  7578. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
  7579. p_manager) != l_marker_size) {
  7580. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7581. return OPJ_FALSE;
  7582. }
  7583. /* Read the marker segment with the correct marker handler */
  7584. if (!(*(l_marker_handler->handler))(p_j2k,
  7585. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
  7586. opj_event_msg(p_manager, EVT_ERROR,
  7587. "Marker handler function failed to read the marker segment\n");
  7588. return OPJ_FALSE;
  7589. }
  7590. /* Add the marker to the codestream index*/
  7591. if (OPJ_FALSE == opj_j2k_add_mhmarker(
  7592. p_j2k->cstr_index,
  7593. l_marker_handler->id,
  7594. (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
  7595. l_marker_size + 4)) {
  7596. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
  7597. return OPJ_FALSE;
  7598. }
  7599. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  7600. if (opj_stream_read_data(p_stream,
  7601. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  7602. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7603. return OPJ_FALSE;
  7604. }
  7605. /* read 2 bytes as the new marker ID */
  7606. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  7607. &l_current_marker, 2);
  7608. }
  7609. if (l_has_siz == 0) {
  7610. opj_event_msg(p_manager, EVT_ERROR,
  7611. "required SIZ marker not found in main header\n");
  7612. return OPJ_FALSE;
  7613. }
  7614. if (l_has_cod == 0) {
  7615. opj_event_msg(p_manager, EVT_ERROR,
  7616. "required COD marker not found in main header\n");
  7617. return OPJ_FALSE;
  7618. }
  7619. if (l_has_qcd == 0) {
  7620. opj_event_msg(p_manager, EVT_ERROR,
  7621. "required QCD marker not found in main header\n");
  7622. return OPJ_FALSE;
  7623. }
  7624. if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
  7625. opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
  7626. return OPJ_FALSE;
  7627. }
  7628. opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
  7629. /* Position of the last element if the main header */
  7630. p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
  7631. /* Next step: read a tile-part header */
  7632. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  7633. return OPJ_TRUE;
  7634. }
  7635. static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
  7636. opj_procedure_list_t * p_procedure_list,
  7637. opj_stream_private_t *p_stream,
  7638. opj_event_mgr_t * p_manager)
  7639. {
  7640. OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
  7641. opj_event_mgr_t *) = 00;
  7642. OPJ_BOOL l_result = OPJ_TRUE;
  7643. OPJ_UINT32 l_nb_proc, i;
  7644. /* preconditions*/
  7645. assert(p_procedure_list != 00);
  7646. assert(p_j2k != 00);
  7647. assert(p_stream != 00);
  7648. assert(p_manager != 00);
  7649. l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
  7650. l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
  7651. opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
  7652. for (i = 0; i < l_nb_proc; ++i) {
  7653. l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
  7654. ++l_procedure;
  7655. }
  7656. /* and clear the procedure list at the end.*/
  7657. opj_procedure_list_clear(p_procedure_list);
  7658. return l_result;
  7659. }
  7660. /* FIXME DOC*/
  7661. static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
  7662. opj_stream_private_t *p_stream,
  7663. opj_event_mgr_t * p_manager
  7664. )
  7665. {
  7666. opj_tcp_t * l_tcp = 00;
  7667. opj_tcp_t * l_default_tcp = 00;
  7668. OPJ_UINT32 l_nb_tiles;
  7669. OPJ_UINT32 i, j;
  7670. opj_tccp_t *l_current_tccp = 00;
  7671. OPJ_UINT32 l_tccp_size;
  7672. OPJ_UINT32 l_mct_size;
  7673. opj_image_t * l_image;
  7674. OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
  7675. opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
  7676. opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
  7677. OPJ_UINT32 l_offset;
  7678. /* preconditions */
  7679. assert(p_j2k != 00);
  7680. assert(p_stream != 00);
  7681. assert(p_manager != 00);
  7682. OPJ_UNUSED(p_stream);
  7683. l_image = p_j2k->m_private_image;
  7684. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  7685. l_tcp = p_j2k->m_cp.tcps;
  7686. l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
  7687. l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
  7688. l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
  7689. OPJ_FLOAT32);
  7690. /* For each tile */
  7691. for (i = 0; i < l_nb_tiles; ++i) {
  7692. /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
  7693. l_current_tccp = l_tcp->tccps;
  7694. /*Copy default coding parameters into the current tile coding parameters*/
  7695. memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
  7696. /* Initialize some values of the current tile coding parameters*/
  7697. l_tcp->cod = 0;
  7698. l_tcp->ppt = 0;
  7699. l_tcp->ppt_data = 00;
  7700. l_tcp->m_current_tile_part_number = -1;
  7701. /* Remove memory not owned by this tile in case of early error return. */
  7702. l_tcp->m_mct_decoding_matrix = 00;
  7703. l_tcp->m_nb_max_mct_records = 0;
  7704. l_tcp->m_mct_records = 00;
  7705. l_tcp->m_nb_max_mcc_records = 0;
  7706. l_tcp->m_mcc_records = 00;
  7707. /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
  7708. l_tcp->tccps = l_current_tccp;
  7709. /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
  7710. if (l_default_tcp->m_mct_decoding_matrix) {
  7711. l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
  7712. if (! l_tcp->m_mct_decoding_matrix) {
  7713. return OPJ_FALSE;
  7714. }
  7715. memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
  7716. l_mct_size);
  7717. }
  7718. /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
  7719. l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
  7720. opj_mct_data_t);
  7721. l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
  7722. if (! l_tcp->m_mct_records) {
  7723. return OPJ_FALSE;
  7724. }
  7725. memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
  7726. /* Copy the mct record data from dflt_tile_cp to the current tile*/
  7727. l_src_mct_rec = l_default_tcp->m_mct_records;
  7728. l_dest_mct_rec = l_tcp->m_mct_records;
  7729. for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
  7730. if (l_src_mct_rec->m_data) {
  7731. l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
  7732. if (! l_dest_mct_rec->m_data) {
  7733. return OPJ_FALSE;
  7734. }
  7735. memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
  7736. l_src_mct_rec->m_data_size);
  7737. }
  7738. ++l_src_mct_rec;
  7739. ++l_dest_mct_rec;
  7740. /* Update with each pass to free exactly what has been allocated on early return. */
  7741. l_tcp->m_nb_max_mct_records += 1;
  7742. }
  7743. /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
  7744. l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
  7745. opj_simple_mcc_decorrelation_data_t);
  7746. l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
  7747. l_mcc_records_size);
  7748. if (! l_tcp->m_mcc_records) {
  7749. return OPJ_FALSE;
  7750. }
  7751. memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
  7752. l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
  7753. /* Copy the mcc record data from dflt_tile_cp to the current tile*/
  7754. l_src_mcc_rec = l_default_tcp->m_mcc_records;
  7755. l_dest_mcc_rec = l_tcp->m_mcc_records;
  7756. for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
  7757. if (l_src_mcc_rec->m_decorrelation_array) {
  7758. l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
  7759. l_default_tcp->m_mct_records);
  7760. l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
  7761. }
  7762. if (l_src_mcc_rec->m_offset_array) {
  7763. l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
  7764. l_default_tcp->m_mct_records);
  7765. l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
  7766. }
  7767. ++l_src_mcc_rec;
  7768. ++l_dest_mcc_rec;
  7769. }
  7770. /* Copy all the dflt_tile_compo_cp to the current tile cp */
  7771. memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
  7772. /* Move to next tile cp*/
  7773. ++l_tcp;
  7774. }
  7775. /* Create the current tile decoder*/
  7776. p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
  7777. if (! p_j2k->m_tcd) {
  7778. return OPJ_FALSE;
  7779. }
  7780. if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
  7781. opj_tcd_destroy(p_j2k->m_tcd);
  7782. p_j2k->m_tcd = 00;
  7783. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  7784. return OPJ_FALSE;
  7785. }
  7786. return OPJ_TRUE;
  7787. }
  7788. static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
  7789. OPJ_UINT32 p_id)
  7790. {
  7791. const opj_dec_memory_marker_handler_t *e;
  7792. for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
  7793. if (e->id == p_id) {
  7794. break; /* we find a handler corresponding to the marker ID*/
  7795. }
  7796. }
  7797. return e;
  7798. }
  7799. void opj_j2k_destroy(opj_j2k_t *p_j2k)
  7800. {
  7801. if (p_j2k == 00) {
  7802. return;
  7803. }
  7804. if (p_j2k->m_is_decoder) {
  7805. if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
  7806. opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
  7807. opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
  7808. p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
  7809. }
  7810. if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
  7811. opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
  7812. p_j2k->m_specific_param.m_decoder.m_header_data = 00;
  7813. p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
  7814. }
  7815. opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
  7816. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00;
  7817. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
  7818. } else {
  7819. if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
  7820. opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
  7821. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
  7822. }
  7823. if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
  7824. opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
  7825. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
  7826. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
  7827. }
  7828. if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
  7829. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  7830. p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
  7831. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  7832. }
  7833. }
  7834. opj_tcd_destroy(p_j2k->m_tcd);
  7835. opj_j2k_cp_destroy(&(p_j2k->m_cp));
  7836. memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
  7837. opj_procedure_list_destroy(p_j2k->m_procedure_list);
  7838. p_j2k->m_procedure_list = 00;
  7839. opj_procedure_list_destroy(p_j2k->m_validation_list);
  7840. p_j2k->m_procedure_list = 00;
  7841. j2k_destroy_cstr_index(p_j2k->cstr_index);
  7842. p_j2k->cstr_index = NULL;
  7843. opj_image_destroy(p_j2k->m_private_image);
  7844. p_j2k->m_private_image = NULL;
  7845. opj_image_destroy(p_j2k->m_output_image);
  7846. p_j2k->m_output_image = NULL;
  7847. opj_thread_pool_destroy(p_j2k->m_tp);
  7848. p_j2k->m_tp = NULL;
  7849. opj_free(p_j2k);
  7850. }
  7851. void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
  7852. {
  7853. if (p_cstr_ind) {
  7854. if (p_cstr_ind->marker) {
  7855. opj_free(p_cstr_ind->marker);
  7856. p_cstr_ind->marker = NULL;
  7857. }
  7858. if (p_cstr_ind->tile_index) {
  7859. OPJ_UINT32 it_tile = 0;
  7860. for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
  7861. if (p_cstr_ind->tile_index[it_tile].packet_index) {
  7862. opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
  7863. p_cstr_ind->tile_index[it_tile].packet_index = NULL;
  7864. }
  7865. if (p_cstr_ind->tile_index[it_tile].tp_index) {
  7866. opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
  7867. p_cstr_ind->tile_index[it_tile].tp_index = NULL;
  7868. }
  7869. if (p_cstr_ind->tile_index[it_tile].marker) {
  7870. opj_free(p_cstr_ind->tile_index[it_tile].marker);
  7871. p_cstr_ind->tile_index[it_tile].marker = NULL;
  7872. }
  7873. }
  7874. opj_free(p_cstr_ind->tile_index);
  7875. p_cstr_ind->tile_index = NULL;
  7876. }
  7877. opj_free(p_cstr_ind);
  7878. }
  7879. }
  7880. static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
  7881. {
  7882. if (p_tcp == 00) {
  7883. return;
  7884. }
  7885. if (p_tcp->ppt_markers != 00) {
  7886. OPJ_UINT32 i;
  7887. for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
  7888. if (p_tcp->ppt_markers[i].m_data != NULL) {
  7889. opj_free(p_tcp->ppt_markers[i].m_data);
  7890. }
  7891. }
  7892. p_tcp->ppt_markers_count = 0U;
  7893. opj_free(p_tcp->ppt_markers);
  7894. p_tcp->ppt_markers = NULL;
  7895. }
  7896. if (p_tcp->ppt_buffer != 00) {
  7897. opj_free(p_tcp->ppt_buffer);
  7898. p_tcp->ppt_buffer = 00;
  7899. }
  7900. if (p_tcp->tccps != 00) {
  7901. opj_free(p_tcp->tccps);
  7902. p_tcp->tccps = 00;
  7903. }
  7904. if (p_tcp->m_mct_coding_matrix != 00) {
  7905. opj_free(p_tcp->m_mct_coding_matrix);
  7906. p_tcp->m_mct_coding_matrix = 00;
  7907. }
  7908. if (p_tcp->m_mct_decoding_matrix != 00) {
  7909. opj_free(p_tcp->m_mct_decoding_matrix);
  7910. p_tcp->m_mct_decoding_matrix = 00;
  7911. }
  7912. if (p_tcp->m_mcc_records) {
  7913. opj_free(p_tcp->m_mcc_records);
  7914. p_tcp->m_mcc_records = 00;
  7915. p_tcp->m_nb_max_mcc_records = 0;
  7916. p_tcp->m_nb_mcc_records = 0;
  7917. }
  7918. if (p_tcp->m_mct_records) {
  7919. opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
  7920. OPJ_UINT32 i;
  7921. for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
  7922. if (l_mct_data->m_data) {
  7923. opj_free(l_mct_data->m_data);
  7924. l_mct_data->m_data = 00;
  7925. }
  7926. ++l_mct_data;
  7927. }
  7928. opj_free(p_tcp->m_mct_records);
  7929. p_tcp->m_mct_records = 00;
  7930. }
  7931. if (p_tcp->mct_norms != 00) {
  7932. opj_free(p_tcp->mct_norms);
  7933. p_tcp->mct_norms = 00;
  7934. }
  7935. opj_j2k_tcp_data_destroy(p_tcp);
  7936. }
  7937. static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
  7938. {
  7939. if (p_tcp->m_data) {
  7940. opj_free(p_tcp->m_data);
  7941. p_tcp->m_data = NULL;
  7942. p_tcp->m_data_size = 0;
  7943. }
  7944. }
  7945. static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
  7946. {
  7947. OPJ_UINT32 l_nb_tiles;
  7948. opj_tcp_t * l_current_tile = 00;
  7949. if (p_cp == 00) {
  7950. return;
  7951. }
  7952. if (p_cp->tcps != 00) {
  7953. OPJ_UINT32 i;
  7954. l_current_tile = p_cp->tcps;
  7955. l_nb_tiles = p_cp->th * p_cp->tw;
  7956. for (i = 0U; i < l_nb_tiles; ++i) {
  7957. opj_j2k_tcp_destroy(l_current_tile);
  7958. ++l_current_tile;
  7959. }
  7960. opj_free(p_cp->tcps);
  7961. p_cp->tcps = 00;
  7962. }
  7963. if (p_cp->ppm_markers != 00) {
  7964. OPJ_UINT32 i;
  7965. for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
  7966. if (p_cp->ppm_markers[i].m_data != NULL) {
  7967. opj_free(p_cp->ppm_markers[i].m_data);
  7968. }
  7969. }
  7970. p_cp->ppm_markers_count = 0U;
  7971. opj_free(p_cp->ppm_markers);
  7972. p_cp->ppm_markers = NULL;
  7973. }
  7974. opj_free(p_cp->ppm_buffer);
  7975. p_cp->ppm_buffer = 00;
  7976. p_cp->ppm_data =
  7977. NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
  7978. opj_free(p_cp->comment);
  7979. p_cp->comment = 00;
  7980. if (! p_cp->m_is_decoder) {
  7981. opj_free(p_cp->m_specific_param.m_enc.m_matrice);
  7982. p_cp->m_specific_param.m_enc.m_matrice = 00;
  7983. }
  7984. }
  7985. static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
  7986. *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
  7987. opj_event_mgr_t * p_manager)
  7988. {
  7989. OPJ_BYTE l_header_data[10];
  7990. OPJ_OFF_T l_stream_pos_backup;
  7991. OPJ_UINT32 l_current_marker;
  7992. OPJ_UINT32 l_marker_size;
  7993. OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
  7994. /* initialize to no correction needed */
  7995. *p_correction_needed = OPJ_FALSE;
  7996. if (!opj_stream_has_seek(p_stream)) {
  7997. /* We can't do much in this case, seek is needed */
  7998. return OPJ_TRUE;
  7999. }
  8000. l_stream_pos_backup = opj_stream_tell(p_stream);
  8001. if (l_stream_pos_backup == -1) {
  8002. /* let's do nothing */
  8003. return OPJ_TRUE;
  8004. }
  8005. for (;;) {
  8006. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  8007. if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
  8008. /* assume all is OK */
  8009. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8010. return OPJ_FALSE;
  8011. }
  8012. return OPJ_TRUE;
  8013. }
  8014. /* Read 2 bytes from buffer as the new marker ID */
  8015. opj_read_bytes(l_header_data, &l_current_marker, 2);
  8016. if (l_current_marker != J2K_MS_SOT) {
  8017. /* assume all is OK */
  8018. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8019. return OPJ_FALSE;
  8020. }
  8021. return OPJ_TRUE;
  8022. }
  8023. /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
  8024. if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
  8025. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8026. return OPJ_FALSE;
  8027. }
  8028. /* Read 2 bytes from the buffer as the marker size */
  8029. opj_read_bytes(l_header_data, &l_marker_size, 2);
  8030. /* Check marker size for SOT Marker */
  8031. if (l_marker_size != 10) {
  8032. opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
  8033. return OPJ_FALSE;
  8034. }
  8035. l_marker_size -= 2;
  8036. if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
  8037. p_manager) != l_marker_size) {
  8038. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8039. return OPJ_FALSE;
  8040. }
  8041. if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
  8042. &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
  8043. return OPJ_FALSE;
  8044. }
  8045. if (l_tile_no == tile_no) {
  8046. /* we found what we were looking for */
  8047. break;
  8048. }
  8049. if (l_tot_len < 14U) {
  8050. /* last SOT until EOC or invalid Psot value */
  8051. /* assume all is OK */
  8052. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8053. return OPJ_FALSE;
  8054. }
  8055. return OPJ_TRUE;
  8056. }
  8057. l_tot_len -= 12U;
  8058. /* look for next SOT marker */
  8059. if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
  8060. p_manager) != (OPJ_OFF_T)(l_tot_len)) {
  8061. /* assume all is OK */
  8062. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8063. return OPJ_FALSE;
  8064. }
  8065. return OPJ_TRUE;
  8066. }
  8067. }
  8068. /* check for correction */
  8069. if (l_current_part == l_num_parts) {
  8070. *p_correction_needed = OPJ_TRUE;
  8071. }
  8072. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8073. return OPJ_FALSE;
  8074. }
  8075. return OPJ_TRUE;
  8076. }
  8077. OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
  8078. OPJ_UINT32 * p_tile_index,
  8079. OPJ_UINT32 * p_data_size,
  8080. OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
  8081. OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
  8082. OPJ_UINT32 * p_nb_comps,
  8083. OPJ_BOOL * p_go_on,
  8084. opj_stream_private_t *p_stream,
  8085. opj_event_mgr_t * p_manager)
  8086. {
  8087. OPJ_UINT32 l_current_marker = J2K_MS_SOT;
  8088. OPJ_UINT32 l_marker_size;
  8089. const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
  8090. opj_tcp_t * l_tcp = NULL;
  8091. const OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
  8092. /* preconditions */
  8093. assert(p_stream != 00);
  8094. assert(p_j2k != 00);
  8095. assert(p_manager != 00);
  8096. /* Reach the End Of Codestream ?*/
  8097. if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
  8098. l_current_marker = J2K_MS_EOC;
  8099. }
  8100. /* We need to encounter a SOT marker (a new tile-part header) */
  8101. else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
  8102. return OPJ_FALSE;
  8103. }
  8104. /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
  8105. while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
  8106. (l_current_marker != J2K_MS_EOC)) {
  8107. /* Try to read until the Start Of Data is detected */
  8108. while (l_current_marker != J2K_MS_SOD) {
  8109. if (opj_stream_get_number_byte_left(p_stream) == 0) {
  8110. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  8111. break;
  8112. }
  8113. /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
  8114. if (opj_stream_read_data(p_stream,
  8115. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8116. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8117. return OPJ_FALSE;
  8118. }
  8119. /* Read 2 bytes from the buffer as the marker size */
  8120. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
  8121. 2);
  8122. /* Check marker size (does not include marker ID but includes marker size) */
  8123. if (l_marker_size < 2) {
  8124. opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
  8125. return OPJ_FALSE;
  8126. }
  8127. /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
  8128. if (l_current_marker == 0x8080 &&
  8129. opj_stream_get_number_byte_left(p_stream) == 0) {
  8130. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  8131. break;
  8132. }
  8133. /* Why this condition? FIXME */
  8134. if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
  8135. p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
  8136. }
  8137. l_marker_size -= 2; /* Subtract the size of the marker ID already read */
  8138. /* Get the marker handler from the marker ID */
  8139. l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  8140. /* Check if the marker is known and if it is the right place to find it */
  8141. if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
  8142. opj_event_msg(p_manager, EVT_ERROR,
  8143. "Marker is not compliant with its position\n");
  8144. return OPJ_FALSE;
  8145. }
  8146. /* FIXME manage case of unknown marker as in the main header ? */
  8147. /* Check if the marker size is compatible with the header data size */
  8148. if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
  8149. OPJ_BYTE *new_header_data = NULL;
  8150. /* If we are here, this means we consider this marker as known & we will read it */
  8151. /* Check enough bytes left in stream before allocation */
  8152. if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
  8153. opj_event_msg(p_manager, EVT_ERROR,
  8154. "Marker size inconsistent with stream length\n");
  8155. return OPJ_FALSE;
  8156. }
  8157. new_header_data = (OPJ_BYTE *) opj_realloc(
  8158. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
  8159. if (! new_header_data) {
  8160. opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
  8161. p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
  8162. p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
  8163. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
  8164. return OPJ_FALSE;
  8165. }
  8166. p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
  8167. p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
  8168. }
  8169. /* Try to read the rest of the marker segment from stream and copy them into the buffer */
  8170. if (opj_stream_read_data(p_stream,
  8171. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
  8172. p_manager) != l_marker_size) {
  8173. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8174. return OPJ_FALSE;
  8175. }
  8176. if (!l_marker_handler->handler) {
  8177. /* See issue #175 */
  8178. opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
  8179. return OPJ_FALSE;
  8180. }
  8181. /* Read the marker segment with the correct marker handler */
  8182. if (!(*(l_marker_handler->handler))(p_j2k,
  8183. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
  8184. opj_event_msg(p_manager, EVT_ERROR,
  8185. "Fail to read the current marker segment (%#x)\n", l_current_marker);
  8186. return OPJ_FALSE;
  8187. }
  8188. /* Add the marker to the codestream index*/
  8189. if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
  8190. p_j2k->cstr_index,
  8191. l_marker_handler->id,
  8192. (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
  8193. l_marker_size + 4)) {
  8194. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
  8195. return OPJ_FALSE;
  8196. }
  8197. /* Keep the position of the last SOT marker read */
  8198. if (l_marker_handler->id == J2K_MS_SOT) {
  8199. OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
  8200. ;
  8201. if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
  8202. p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
  8203. }
  8204. }
  8205. if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
  8206. /* Skip the rest of the tile part header*/
  8207. if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
  8208. p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
  8209. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8210. return OPJ_FALSE;
  8211. }
  8212. l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
  8213. } else {
  8214. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
  8215. if (opj_stream_read_data(p_stream,
  8216. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8217. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8218. return OPJ_FALSE;
  8219. }
  8220. /* Read 2 bytes from the buffer as the new marker ID */
  8221. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  8222. &l_current_marker, 2);
  8223. }
  8224. }
  8225. if (opj_stream_get_number_byte_left(p_stream) == 0
  8226. && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
  8227. break;
  8228. }
  8229. /* If we didn't skip data before, we need to read the SOD marker*/
  8230. if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
  8231. /* Try to read the SOD marker and skip data ? FIXME */
  8232. if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
  8233. return OPJ_FALSE;
  8234. }
  8235. if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
  8236. !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
  8237. /* Issue 254 */
  8238. OPJ_BOOL l_correction_needed;
  8239. p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
  8240. if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
  8241. p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
  8242. opj_event_msg(p_manager, EVT_ERROR,
  8243. "opj_j2k_apply_nb_tile_parts_correction error\n");
  8244. return OPJ_FALSE;
  8245. }
  8246. if (l_correction_needed) {
  8247. OPJ_UINT32 l_tile_no;
  8248. p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
  8249. p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
  8250. /* correct tiles */
  8251. for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
  8252. if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
  8253. p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
  8254. }
  8255. }
  8256. opj_event_msg(p_manager, EVT_WARNING,
  8257. "Non conformant codestream TPsot==TNsot.\n");
  8258. }
  8259. }
  8260. } else {
  8261. /* Indicate we will try to read a new tile-part header*/
  8262. p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
  8263. p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
  8264. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  8265. }
  8266. if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
  8267. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  8268. if (opj_stream_read_data(p_stream,
  8269. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8270. /* Deal with likely non conformant SPOT6 files, where the last */
  8271. /* row of tiles have TPsot == 0 and TNsot == 0, and missing EOC, */
  8272. /* but no other tile-parts were found. */
  8273. if (p_j2k->m_current_tile_number + 1 == l_nb_tiles) {
  8274. OPJ_UINT32 l_tile_no;
  8275. for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
  8276. if (p_j2k->m_cp.tcps[l_tile_no].m_current_tile_part_number == 0 &&
  8277. p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts == 0) {
  8278. break;
  8279. }
  8280. }
  8281. if (l_tile_no < l_nb_tiles) {
  8282. opj_event_msg(p_manager, EVT_INFO,
  8283. "Tile %u has TPsot == 0 and TNsot == 0, "
  8284. "but no other tile-parts were found. "
  8285. "EOC is also missing.\n",
  8286. l_tile_no);
  8287. p_j2k->m_current_tile_number = l_tile_no;
  8288. l_current_marker = J2K_MS_EOC;
  8289. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
  8290. break;
  8291. }
  8292. }
  8293. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8294. return OPJ_FALSE;
  8295. }
  8296. /* Read 2 bytes from buffer as the new marker ID */
  8297. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  8298. &l_current_marker, 2);
  8299. }
  8300. }
  8301. /* Current marker is the EOC marker ?*/
  8302. if (l_current_marker == J2K_MS_EOC) {
  8303. if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
  8304. p_j2k->m_current_tile_number = 0;
  8305. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
  8306. }
  8307. }
  8308. /* Deal with tiles that have a single tile-part with TPsot == 0 and TNsot == 0 */
  8309. if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
  8310. l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
  8311. while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
  8312. ++p_j2k->m_current_tile_number;
  8313. ++l_tcp;
  8314. }
  8315. if (p_j2k->m_current_tile_number == l_nb_tiles) {
  8316. *p_go_on = OPJ_FALSE;
  8317. return OPJ_TRUE;
  8318. }
  8319. }
  8320. if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
  8321. p_manager)) {
  8322. opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
  8323. return OPJ_FALSE;
  8324. }
  8325. /*FIXME ???*/
  8326. if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
  8327. p_manager)) {
  8328. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  8329. return OPJ_FALSE;
  8330. }
  8331. opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
  8332. p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
  8333. *p_tile_index = p_j2k->m_current_tile_number;
  8334. *p_go_on = OPJ_TRUE;
  8335. if (p_data_size) {
  8336. /* For internal use in j2k.c, we don't need this */
  8337. /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */
  8338. *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
  8339. if (*p_data_size == UINT_MAX) {
  8340. return OPJ_FALSE;
  8341. }
  8342. }
  8343. *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
  8344. *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
  8345. *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
  8346. *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
  8347. *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
  8348. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
  8349. return OPJ_TRUE;
  8350. }
  8351. OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
  8352. OPJ_UINT32 p_tile_index,
  8353. OPJ_BYTE * p_data,
  8354. OPJ_UINT32 p_data_size,
  8355. opj_stream_private_t *p_stream,
  8356. opj_event_mgr_t * p_manager)
  8357. {
  8358. OPJ_UINT32 l_current_marker;
  8359. OPJ_BYTE l_data [2];
  8360. opj_tcp_t * l_tcp;
  8361. opj_image_t* l_image_for_bounds;
  8362. /* preconditions */
  8363. assert(p_stream != 00);
  8364. assert(p_j2k != 00);
  8365. assert(p_manager != 00);
  8366. if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
  8367. || (p_tile_index != p_j2k->m_current_tile_number)) {
  8368. return OPJ_FALSE;
  8369. }
  8370. l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
  8371. if (! l_tcp->m_data) {
  8372. opj_j2k_tcp_destroy(l_tcp);
  8373. return OPJ_FALSE;
  8374. }
  8375. /* When using the opj_read_tile_header / opj_decode_tile_data API */
  8376. /* such as in test_tile_decoder, m_output_image is NULL, so fall back */
  8377. /* to the full image dimension. This is a bit surprising that */
  8378. /* opj_set_decode_area() is only used to determinte intersecting tiles, */
  8379. /* but full tile decoding is done */
  8380. l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
  8381. p_j2k->m_private_image;
  8382. if (! opj_tcd_decode_tile(p_j2k->m_tcd,
  8383. l_image_for_bounds->x0,
  8384. l_image_for_bounds->y0,
  8385. l_image_for_bounds->x1,
  8386. l_image_for_bounds->y1,
  8387. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode,
  8388. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
  8389. l_tcp->m_data,
  8390. l_tcp->m_data_size,
  8391. p_tile_index,
  8392. p_j2k->cstr_index, p_manager)) {
  8393. opj_j2k_tcp_destroy(l_tcp);
  8394. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
  8395. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
  8396. return OPJ_FALSE;
  8397. }
  8398. /* p_data can be set to NULL when the call will take care of using */
  8399. /* itself the TCD data. This is typically the case for whole single */
  8400. /* tile decoding optimization. */
  8401. if (p_data != NULL) {
  8402. if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
  8403. return OPJ_FALSE;
  8404. }
  8405. /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
  8406. * we destroy just the data which will be re-read in read_tile_header*/
  8407. /*opj_j2k_tcp_destroy(l_tcp);
  8408. p_j2k->m_tcd->tcp = 0;*/
  8409. opj_j2k_tcp_data_destroy(l_tcp);
  8410. }
  8411. p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
  8412. p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
  8413. if (opj_stream_get_number_byte_left(p_stream) == 0
  8414. && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
  8415. return OPJ_TRUE;
  8416. }
  8417. if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
  8418. if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
  8419. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8420. return OPJ_FALSE;
  8421. }
  8422. opj_read_bytes(l_data, &l_current_marker, 2);
  8423. if (l_current_marker == J2K_MS_EOC) {
  8424. p_j2k->m_current_tile_number = 0;
  8425. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
  8426. } else if (l_current_marker != J2K_MS_SOT) {
  8427. if (opj_stream_get_number_byte_left(p_stream) == 0) {
  8428. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  8429. opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
  8430. return OPJ_TRUE;
  8431. }
  8432. opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
  8433. return OPJ_FALSE;
  8434. }
  8435. }
  8436. return OPJ_TRUE;
  8437. }
  8438. static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
  8439. opj_image_t* p_output_image)
  8440. {
  8441. OPJ_UINT32 i, j;
  8442. OPJ_UINT32 l_width_src, l_height_src;
  8443. OPJ_UINT32 l_width_dest, l_height_dest;
  8444. OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
  8445. OPJ_SIZE_T l_start_offset_src;
  8446. OPJ_UINT32 l_start_x_dest, l_start_y_dest;
  8447. OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
  8448. OPJ_SIZE_T l_start_offset_dest;
  8449. opj_image_comp_t * l_img_comp_src = 00;
  8450. opj_image_comp_t * l_img_comp_dest = 00;
  8451. opj_tcd_tilecomp_t * l_tilec = 00;
  8452. opj_image_t * l_image_src = 00;
  8453. OPJ_INT32 * l_dest_ptr;
  8454. l_tilec = p_tcd->tcd_image->tiles->comps;
  8455. l_image_src = p_tcd->image;
  8456. l_img_comp_src = l_image_src->comps;
  8457. l_img_comp_dest = p_output_image->comps;
  8458. for (i = 0; i < l_image_src->numcomps;
  8459. i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) {
  8460. OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
  8461. OPJ_UINT32 src_data_stride;
  8462. const OPJ_INT32* p_src_data;
  8463. /* Copy info from decoded comp image to output image */
  8464. l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
  8465. if (p_tcd->whole_tile_decoding) {
  8466. opj_tcd_resolution_t* l_res = l_tilec->resolutions +
  8467. l_img_comp_src->resno_decoded;
  8468. res_x0 = l_res->x0;
  8469. res_y0 = l_res->y0;
  8470. res_x1 = l_res->x1;
  8471. res_y1 = l_res->y1;
  8472. src_data_stride = (OPJ_UINT32)(
  8473. l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
  8474. l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
  8475. p_src_data = l_tilec->data;
  8476. } else {
  8477. opj_tcd_resolution_t* l_res = l_tilec->resolutions +
  8478. l_img_comp_src->resno_decoded;
  8479. res_x0 = (OPJ_INT32)l_res->win_x0;
  8480. res_y0 = (OPJ_INT32)l_res->win_y0;
  8481. res_x1 = (OPJ_INT32)l_res->win_x1;
  8482. res_y1 = (OPJ_INT32)l_res->win_y1;
  8483. src_data_stride = l_res->win_x1 - l_res->win_x0;
  8484. p_src_data = l_tilec->data_win;
  8485. }
  8486. if (p_src_data == NULL) {
  8487. /* Happens for partial component decoding */
  8488. continue;
  8489. }
  8490. l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
  8491. l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
  8492. /* Current tile component size*/
  8493. /*if (i == 0) {
  8494. fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
  8495. res_x0, res_x1, res_y0, res_y1);
  8496. }*/
  8497. /* Border of the current output component*/
  8498. l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
  8499. l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
  8500. l_x1_dest = l_x0_dest +
  8501. l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
  8502. l_y1_dest = l_y0_dest + l_img_comp_dest->h;
  8503. /*if (i == 0) {
  8504. fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
  8505. l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
  8506. }*/
  8507. /*-----*/
  8508. /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
  8509. * of the input buffer (decoded tile component) which will be move
  8510. * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
  8511. * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
  8512. * by this input area.
  8513. * */
  8514. assert(res_x0 >= 0);
  8515. assert(res_x1 >= 0);
  8516. if (l_x0_dest < (OPJ_UINT32)res_x0) {
  8517. l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
  8518. l_offset_x0_src = 0;
  8519. if (l_x1_dest >= (OPJ_UINT32)res_x1) {
  8520. l_width_dest = l_width_src;
  8521. l_offset_x1_src = 0;
  8522. } else {
  8523. l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
  8524. l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
  8525. }
  8526. } else {
  8527. l_start_x_dest = 0U;
  8528. l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
  8529. if (l_x1_dest >= (OPJ_UINT32)res_x1) {
  8530. l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
  8531. l_offset_x1_src = 0;
  8532. } else {
  8533. l_width_dest = l_img_comp_dest->w ;
  8534. l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
  8535. }
  8536. }
  8537. if (l_y0_dest < (OPJ_UINT32)res_y0) {
  8538. l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
  8539. l_offset_y0_src = 0;
  8540. if (l_y1_dest >= (OPJ_UINT32)res_y1) {
  8541. l_height_dest = l_height_src;
  8542. l_offset_y1_src = 0;
  8543. } else {
  8544. l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
  8545. l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
  8546. }
  8547. } else {
  8548. l_start_y_dest = 0U;
  8549. l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
  8550. if (l_y1_dest >= (OPJ_UINT32)res_y1) {
  8551. l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
  8552. l_offset_y1_src = 0;
  8553. } else {
  8554. l_height_dest = l_img_comp_dest->h ;
  8555. l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
  8556. }
  8557. }
  8558. if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
  8559. (l_offset_y1_src < 0)) {
  8560. return OPJ_FALSE;
  8561. }
  8562. /* testcase 2977.pdf.asan.67.2198 */
  8563. if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
  8564. return OPJ_FALSE;
  8565. }
  8566. /*-----*/
  8567. /* Compute the input buffer offset */
  8568. l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
  8569. * (OPJ_SIZE_T)src_data_stride;
  8570. /* Compute the output buffer offset */
  8571. l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
  8572. * (OPJ_SIZE_T)l_img_comp_dest->w;
  8573. /* Allocate output component buffer if necessary */
  8574. if (l_img_comp_dest->data == NULL &&
  8575. l_start_offset_src == 0 && l_start_offset_dest == 0 &&
  8576. src_data_stride == l_img_comp_dest->w &&
  8577. l_width_dest == l_img_comp_dest->w &&
  8578. l_height_dest == l_img_comp_dest->h) {
  8579. /* If the final image matches the tile buffer, then borrow it */
  8580. /* directly to save a copy */
  8581. if (p_tcd->whole_tile_decoding) {
  8582. l_img_comp_dest->data = l_tilec->data;
  8583. l_tilec->data = NULL;
  8584. } else {
  8585. l_img_comp_dest->data = l_tilec->data_win;
  8586. l_tilec->data_win = NULL;
  8587. }
  8588. continue;
  8589. } else if (l_img_comp_dest->data == NULL) {
  8590. OPJ_SIZE_T l_width = l_img_comp_dest->w;
  8591. OPJ_SIZE_T l_height = l_img_comp_dest->h;
  8592. if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
  8593. l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
  8594. /* would overflow */
  8595. return OPJ_FALSE;
  8596. }
  8597. l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
  8598. sizeof(OPJ_INT32));
  8599. if (! l_img_comp_dest->data) {
  8600. return OPJ_FALSE;
  8601. }
  8602. if (l_img_comp_dest->w != l_width_dest ||
  8603. l_img_comp_dest->h != l_height_dest) {
  8604. memset(l_img_comp_dest->data, 0,
  8605. (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
  8606. }
  8607. }
  8608. /* Move the output buffer to the first place where we will write*/
  8609. l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
  8610. {
  8611. const OPJ_INT32 * l_src_ptr = p_src_data;
  8612. l_src_ptr += l_start_offset_src;
  8613. for (j = 0; j < l_height_dest; ++j) {
  8614. memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
  8615. l_dest_ptr += l_img_comp_dest->w;
  8616. l_src_ptr += src_data_stride;
  8617. }
  8618. }
  8619. }
  8620. return OPJ_TRUE;
  8621. }
  8622. static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
  8623. opj_event_mgr_t * p_manager)
  8624. {
  8625. OPJ_UINT32 it_comp;
  8626. OPJ_INT32 l_comp_x1, l_comp_y1;
  8627. opj_image_comp_t* l_img_comp = NULL;
  8628. l_img_comp = p_image->comps;
  8629. for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
  8630. OPJ_INT32 l_h, l_w;
  8631. if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
  8632. p_image->y0 > (OPJ_UINT32)INT_MAX ||
  8633. p_image->x1 > (OPJ_UINT32)INT_MAX ||
  8634. p_image->y1 > (OPJ_UINT32)INT_MAX) {
  8635. opj_event_msg(p_manager, EVT_ERROR,
  8636. "Image coordinates above INT_MAX are not supported\n");
  8637. return OPJ_FALSE;
  8638. }
  8639. l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
  8640. (OPJ_INT32)l_img_comp->dx);
  8641. l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
  8642. (OPJ_INT32)l_img_comp->dy);
  8643. l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
  8644. l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
  8645. l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
  8646. - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
  8647. if (l_w < 0) {
  8648. opj_event_msg(p_manager, EVT_ERROR,
  8649. "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
  8650. it_comp, l_w);
  8651. return OPJ_FALSE;
  8652. }
  8653. l_img_comp->w = (OPJ_UINT32)l_w;
  8654. l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
  8655. - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
  8656. if (l_h < 0) {
  8657. opj_event_msg(p_manager, EVT_ERROR,
  8658. "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
  8659. it_comp, l_h);
  8660. return OPJ_FALSE;
  8661. }
  8662. l_img_comp->h = (OPJ_UINT32)l_h;
  8663. l_img_comp++;
  8664. }
  8665. return OPJ_TRUE;
  8666. }
  8667. OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k,
  8668. OPJ_UINT32 numcomps,
  8669. const OPJ_UINT32* comps_indices,
  8670. opj_event_mgr_t * p_manager)
  8671. {
  8672. OPJ_UINT32 i;
  8673. OPJ_BOOL* already_mapped;
  8674. if (p_j2k->m_private_image == NULL) {
  8675. opj_event_msg(p_manager, EVT_ERROR,
  8676. "opj_read_header() should be called before "
  8677. "opj_set_decoded_components().\n");
  8678. return OPJ_FALSE;
  8679. }
  8680. already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
  8681. p_j2k->m_private_image->numcomps);
  8682. if (already_mapped == NULL) {
  8683. return OPJ_FALSE;
  8684. }
  8685. for (i = 0; i < numcomps; i++) {
  8686. if (comps_indices[i] >= p_j2k->m_private_image->numcomps) {
  8687. opj_event_msg(p_manager, EVT_ERROR,
  8688. "Invalid component index: %u\n",
  8689. comps_indices[i]);
  8690. opj_free(already_mapped);
  8691. return OPJ_FALSE;
  8692. }
  8693. if (already_mapped[comps_indices[i]]) {
  8694. opj_event_msg(p_manager, EVT_ERROR,
  8695. "Component index %u used several times\n",
  8696. comps_indices[i]);
  8697. opj_free(already_mapped);
  8698. return OPJ_FALSE;
  8699. }
  8700. already_mapped[comps_indices[i]] = OPJ_TRUE;
  8701. }
  8702. opj_free(already_mapped);
  8703. opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
  8704. if (numcomps) {
  8705. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode =
  8706. (OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32));
  8707. if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) {
  8708. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
  8709. return OPJ_FALSE;
  8710. }
  8711. memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
  8712. comps_indices,
  8713. numcomps * sizeof(OPJ_UINT32));
  8714. } else {
  8715. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL;
  8716. }
  8717. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps;
  8718. return OPJ_TRUE;
  8719. }
  8720. OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
  8721. opj_image_t* p_image,
  8722. OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
  8723. OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
  8724. opj_event_mgr_t * p_manager)
  8725. {
  8726. opj_cp_t * l_cp = &(p_j2k->m_cp);
  8727. opj_image_t * l_image = p_j2k->m_private_image;
  8728. OPJ_BOOL ret;
  8729. OPJ_UINT32 it_comp;
  8730. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  8731. p_j2k->m_cp.tcps[0].m_data != NULL) {
  8732. /* In the case of a single-tiled image whose codestream we have already */
  8733. /* ingested, go on */
  8734. }
  8735. /* Check if we are read the main header */
  8736. else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
  8737. opj_event_msg(p_manager, EVT_ERROR,
  8738. "Need to decode the main header before begin to decode the remaining codestream.\n");
  8739. return OPJ_FALSE;
  8740. }
  8741. /* Update the comps[].factor member of the output image with the one */
  8742. /* of m_reduce */
  8743. for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
  8744. p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
  8745. }
  8746. if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
  8747. opj_event_msg(p_manager, EVT_INFO,
  8748. "No decoded area parameters, set the decoded area to the whole image\n");
  8749. p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
  8750. p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
  8751. p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
  8752. p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
  8753. p_image->x0 = l_image->x0;
  8754. p_image->y0 = l_image->y0;
  8755. p_image->x1 = l_image->x1;
  8756. p_image->y1 = l_image->y1;
  8757. return opj_j2k_update_image_dimensions(p_image, p_manager);
  8758. }
  8759. /* ----- */
  8760. /* Check if the positions provided by the user are correct */
  8761. /* Left */
  8762. if (p_start_x < 0) {
  8763. opj_event_msg(p_manager, EVT_ERROR,
  8764. "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
  8765. p_start_x);
  8766. return OPJ_FALSE;
  8767. } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
  8768. opj_event_msg(p_manager, EVT_ERROR,
  8769. "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
  8770. p_start_x, l_image->x1);
  8771. return OPJ_FALSE;
  8772. } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
  8773. opj_event_msg(p_manager, EVT_WARNING,
  8774. "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
  8775. p_start_x, l_image->x0);
  8776. p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
  8777. p_image->x0 = l_image->x0;
  8778. } else {
  8779. p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
  8780. l_cp->tx0) / l_cp->tdx;
  8781. p_image->x0 = (OPJ_UINT32)p_start_x;
  8782. }
  8783. /* Up */
  8784. if (p_start_y < 0) {
  8785. opj_event_msg(p_manager, EVT_ERROR,
  8786. "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
  8787. p_start_y);
  8788. return OPJ_FALSE;
  8789. } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
  8790. opj_event_msg(p_manager, EVT_ERROR,
  8791. "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
  8792. p_start_y, l_image->y1);
  8793. return OPJ_FALSE;
  8794. } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
  8795. opj_event_msg(p_manager, EVT_WARNING,
  8796. "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
  8797. p_start_y, l_image->y0);
  8798. p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
  8799. p_image->y0 = l_image->y0;
  8800. } else {
  8801. p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
  8802. l_cp->ty0) / l_cp->tdy;
  8803. p_image->y0 = (OPJ_UINT32)p_start_y;
  8804. }
  8805. /* Right */
  8806. if (p_end_x <= 0) {
  8807. opj_event_msg(p_manager, EVT_ERROR,
  8808. "Right position of the decoded area (region_x1=%d) should be > 0.\n",
  8809. p_end_x);
  8810. return OPJ_FALSE;
  8811. } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
  8812. opj_event_msg(p_manager, EVT_ERROR,
  8813. "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
  8814. p_end_x, l_image->x0);
  8815. return OPJ_FALSE;
  8816. } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
  8817. opj_event_msg(p_manager, EVT_WARNING,
  8818. "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
  8819. p_end_x, l_image->x1);
  8820. p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
  8821. p_image->x1 = l_image->x1;
  8822. } else {
  8823. p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(
  8824. p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx);
  8825. p_image->x1 = (OPJ_UINT32)p_end_x;
  8826. }
  8827. /* Bottom */
  8828. if (p_end_y <= 0) {
  8829. opj_event_msg(p_manager, EVT_ERROR,
  8830. "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
  8831. p_end_y);
  8832. return OPJ_FALSE;
  8833. } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
  8834. opj_event_msg(p_manager, EVT_ERROR,
  8835. "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
  8836. p_end_y, l_image->y0);
  8837. return OPJ_FALSE;
  8838. }
  8839. if ((OPJ_UINT32)p_end_y > l_image->y1) {
  8840. opj_event_msg(p_manager, EVT_WARNING,
  8841. "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
  8842. p_end_y, l_image->y1);
  8843. p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
  8844. p_image->y1 = l_image->y1;
  8845. } else {
  8846. p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(
  8847. p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy);
  8848. p_image->y1 = (OPJ_UINT32)p_end_y;
  8849. }
  8850. /* ----- */
  8851. p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
  8852. ret = opj_j2k_update_image_dimensions(p_image, p_manager);
  8853. if (ret) {
  8854. opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
  8855. p_image->x0, p_image->y0, p_image->x1, p_image->y1);
  8856. }
  8857. return ret;
  8858. }
  8859. opj_j2k_t* opj_j2k_create_decompress(void)
  8860. {
  8861. opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
  8862. if (!l_j2k) {
  8863. return 00;
  8864. }
  8865. l_j2k->m_is_decoder = 1;
  8866. l_j2k->m_cp.m_is_decoder = 1;
  8867. /* in the absence of JP2 boxes, consider different bit depth / sign */
  8868. /* per component is allowed */
  8869. l_j2k->m_cp.allow_different_bit_depth_sign = 1;
  8870. #ifdef OPJ_DISABLE_TPSOT_FIX
  8871. l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
  8872. #endif
  8873. l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
  8874. sizeof(opj_tcp_t));
  8875. if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
  8876. opj_j2k_destroy(l_j2k);
  8877. return 00;
  8878. }
  8879. l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
  8880. OPJ_J2K_DEFAULT_HEADER_SIZE);
  8881. if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
  8882. opj_j2k_destroy(l_j2k);
  8883. return 00;
  8884. }
  8885. l_j2k->m_specific_param.m_decoder.m_header_data_size =
  8886. OPJ_J2K_DEFAULT_HEADER_SIZE;
  8887. l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
  8888. l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
  8889. /* codestream index creation */
  8890. l_j2k->cstr_index = opj_j2k_create_cstr_index();
  8891. if (!l_j2k->cstr_index) {
  8892. opj_j2k_destroy(l_j2k);
  8893. return 00;
  8894. }
  8895. /* validation list creation */
  8896. l_j2k->m_validation_list = opj_procedure_list_create();
  8897. if (! l_j2k->m_validation_list) {
  8898. opj_j2k_destroy(l_j2k);
  8899. return 00;
  8900. }
  8901. /* execution list creation */
  8902. l_j2k->m_procedure_list = opj_procedure_list_create();
  8903. if (! l_j2k->m_procedure_list) {
  8904. opj_j2k_destroy(l_j2k);
  8905. return 00;
  8906. }
  8907. l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
  8908. if (!l_j2k->m_tp) {
  8909. l_j2k->m_tp = opj_thread_pool_create(0);
  8910. }
  8911. if (!l_j2k->m_tp) {
  8912. opj_j2k_destroy(l_j2k);
  8913. return NULL;
  8914. }
  8915. return l_j2k;
  8916. }
  8917. static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
  8918. {
  8919. opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
  8920. opj_calloc(1, sizeof(opj_codestream_index_t));
  8921. if (!cstr_index) {
  8922. return NULL;
  8923. }
  8924. cstr_index->maxmarknum = 100;
  8925. cstr_index->marknum = 0;
  8926. cstr_index->marker = (opj_marker_info_t*)
  8927. opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
  8928. if (!cstr_index-> marker) {
  8929. opj_free(cstr_index);
  8930. return NULL;
  8931. }
  8932. cstr_index->tile_index = NULL;
  8933. return cstr_index;
  8934. }
  8935. static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
  8936. OPJ_UINT32 p_tile_no,
  8937. OPJ_UINT32 p_comp_no)
  8938. {
  8939. opj_cp_t *l_cp = 00;
  8940. opj_tcp_t *l_tcp = 00;
  8941. opj_tccp_t *l_tccp = 00;
  8942. /* preconditions */
  8943. assert(p_j2k != 00);
  8944. l_cp = &(p_j2k->m_cp);
  8945. l_tcp = &l_cp->tcps[p_tile_no];
  8946. l_tccp = &l_tcp->tccps[p_comp_no];
  8947. /* preconditions again */
  8948. assert(p_tile_no < (l_cp->tw * l_cp->th));
  8949. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  8950. if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
  8951. return 5 + l_tccp->numresolutions;
  8952. } else {
  8953. return 5;
  8954. }
  8955. }
  8956. static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
  8957. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  8958. {
  8959. OPJ_UINT32 i;
  8960. opj_cp_t *l_cp = NULL;
  8961. opj_tcp_t *l_tcp = NULL;
  8962. opj_tccp_t *l_tccp0 = NULL;
  8963. opj_tccp_t *l_tccp1 = NULL;
  8964. /* preconditions */
  8965. assert(p_j2k != 00);
  8966. l_cp = &(p_j2k->m_cp);
  8967. l_tcp = &l_cp->tcps[p_tile_no];
  8968. l_tccp0 = &l_tcp->tccps[p_first_comp_no];
  8969. l_tccp1 = &l_tcp->tccps[p_second_comp_no];
  8970. if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
  8971. return OPJ_FALSE;
  8972. }
  8973. if (l_tccp0->cblkw != l_tccp1->cblkw) {
  8974. return OPJ_FALSE;
  8975. }
  8976. if (l_tccp0->cblkh != l_tccp1->cblkh) {
  8977. return OPJ_FALSE;
  8978. }
  8979. if (l_tccp0->cblksty != l_tccp1->cblksty) {
  8980. return OPJ_FALSE;
  8981. }
  8982. if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
  8983. return OPJ_FALSE;
  8984. }
  8985. if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
  8986. return OPJ_FALSE;
  8987. }
  8988. for (i = 0U; i < l_tccp0->numresolutions; ++i) {
  8989. if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
  8990. return OPJ_FALSE;
  8991. }
  8992. if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
  8993. return OPJ_FALSE;
  8994. }
  8995. }
  8996. return OPJ_TRUE;
  8997. }
  8998. static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
  8999. OPJ_UINT32 p_tile_no,
  9000. OPJ_UINT32 p_comp_no,
  9001. OPJ_BYTE * p_data,
  9002. OPJ_UINT32 * p_header_size,
  9003. struct opj_event_mgr * p_manager)
  9004. {
  9005. OPJ_UINT32 i;
  9006. opj_cp_t *l_cp = 00;
  9007. opj_tcp_t *l_tcp = 00;
  9008. opj_tccp_t *l_tccp = 00;
  9009. /* preconditions */
  9010. assert(p_j2k != 00);
  9011. assert(p_header_size != 00);
  9012. assert(p_manager != 00);
  9013. assert(p_data != 00);
  9014. l_cp = &(p_j2k->m_cp);
  9015. l_tcp = &l_cp->tcps[p_tile_no];
  9016. l_tccp = &l_tcp->tccps[p_comp_no];
  9017. /* preconditions again */
  9018. assert(p_tile_no < (l_cp->tw * l_cp->th));
  9019. assert(p_comp_no < (p_j2k->m_private_image->numcomps));
  9020. if (*p_header_size < 5) {
  9021. opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
  9022. return OPJ_FALSE;
  9023. }
  9024. opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
  9025. ++p_data;
  9026. opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
  9027. ++p_data;
  9028. opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
  9029. ++p_data;
  9030. opj_write_bytes(p_data, l_tccp->cblksty,
  9031. 1); /* SPcoc (G) */
  9032. ++p_data;
  9033. opj_write_bytes(p_data, l_tccp->qmfbid,
  9034. 1); /* SPcoc (H) */
  9035. ++p_data;
  9036. *p_header_size = *p_header_size - 5;
  9037. if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
  9038. if (*p_header_size < l_tccp->numresolutions) {
  9039. opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
  9040. return OPJ_FALSE;
  9041. }
  9042. for (i = 0; i < l_tccp->numresolutions; ++i) {
  9043. opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
  9044. 1); /* SPcoc (I_i) */
  9045. ++p_data;
  9046. }
  9047. *p_header_size = *p_header_size - l_tccp->numresolutions;
  9048. }
  9049. return OPJ_TRUE;
  9050. }
  9051. static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
  9052. OPJ_UINT32 compno,
  9053. OPJ_BYTE * p_header_data,
  9054. OPJ_UINT32 * p_header_size,
  9055. opj_event_mgr_t * p_manager)
  9056. {
  9057. OPJ_UINT32 i, l_tmp;
  9058. opj_cp_t *l_cp = NULL;
  9059. opj_tcp_t *l_tcp = NULL;
  9060. opj_tccp_t *l_tccp = NULL;
  9061. OPJ_BYTE * l_current_ptr = NULL;
  9062. /* preconditions */
  9063. assert(p_j2k != 00);
  9064. assert(p_manager != 00);
  9065. assert(p_header_data != 00);
  9066. l_cp = &(p_j2k->m_cp);
  9067. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  9068. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9069. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9070. /* precondition again */
  9071. assert(compno < p_j2k->m_private_image->numcomps);
  9072. l_tccp = &l_tcp->tccps[compno];
  9073. l_current_ptr = p_header_data;
  9074. /* make sure room is sufficient */
  9075. if (*p_header_size < 5) {
  9076. opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
  9077. return OPJ_FALSE;
  9078. }
  9079. /* SPcod (D) / SPcoc (A) */
  9080. opj_read_bytes(l_current_ptr, &l_tccp->numresolutions, 1);
  9081. ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
  9082. if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
  9083. opj_event_msg(p_manager, EVT_ERROR,
  9084. "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
  9085. l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
  9086. return OPJ_FALSE;
  9087. }
  9088. ++l_current_ptr;
  9089. /* If user wants to remove more resolutions than the codestream contains, return error */
  9090. if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
  9091. opj_event_msg(p_manager, EVT_ERROR,
  9092. "Error decoding component %d.\nThe number of resolutions "
  9093. "to remove (%d) is greater or equal than the number "
  9094. "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
  9095. compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
  9096. p_j2k->m_specific_param.m_decoder.m_state |=
  9097. 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
  9098. return OPJ_FALSE;
  9099. }
  9100. /* SPcod (E) / SPcoc (B) */
  9101. opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1);
  9102. ++l_current_ptr;
  9103. l_tccp->cblkw += 2;
  9104. /* SPcod (F) / SPcoc (C) */
  9105. opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1);
  9106. ++l_current_ptr;
  9107. l_tccp->cblkh += 2;
  9108. if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
  9109. ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
  9110. opj_event_msg(p_manager, EVT_ERROR,
  9111. "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
  9112. return OPJ_FALSE;
  9113. }
  9114. /* SPcod (G) / SPcoc (D) */
  9115. opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1);
  9116. ++l_current_ptr;
  9117. if (l_tccp->cblksty & 0xC0U) { /* 2 msb are reserved, assume we can't read */
  9118. opj_event_msg(p_manager, EVT_ERROR,
  9119. "Error reading SPCod SPCoc element, Invalid code-block style found\n");
  9120. return OPJ_FALSE;
  9121. }
  9122. /* SPcod (H) / SPcoc (E) */
  9123. opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1);
  9124. ++l_current_ptr;
  9125. if (l_tccp->qmfbid > 1) {
  9126. opj_event_msg(p_manager, EVT_ERROR,
  9127. "Error reading SPCod SPCoc element, Invalid transformation found\n");
  9128. return OPJ_FALSE;
  9129. }
  9130. *p_header_size = *p_header_size - 5;
  9131. /* use custom precinct size ? */
  9132. if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
  9133. if (*p_header_size < l_tccp->numresolutions) {
  9134. opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
  9135. return OPJ_FALSE;
  9136. }
  9137. /* SPcod (I_i) / SPcoc (F_i) */
  9138. for (i = 0; i < l_tccp->numresolutions; ++i) {
  9139. opj_read_bytes(l_current_ptr, &l_tmp, 1);
  9140. ++l_current_ptr;
  9141. /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
  9142. if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
  9143. opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
  9144. return OPJ_FALSE;
  9145. }
  9146. l_tccp->prcw[i] = l_tmp & 0xf;
  9147. l_tccp->prch[i] = l_tmp >> 4;
  9148. }
  9149. *p_header_size = *p_header_size - l_tccp->numresolutions;
  9150. } else {
  9151. /* set default size for the precinct width and height */
  9152. for (i = 0; i < l_tccp->numresolutions; ++i) {
  9153. l_tccp->prcw[i] = 15;
  9154. l_tccp->prch[i] = 15;
  9155. }
  9156. }
  9157. #ifdef WIP_REMOVE_MSD
  9158. /* INDEX >> */
  9159. if (p_j2k->cstr_info && compno == 0) {
  9160. OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
  9161. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
  9162. l_tccp->cblkh;
  9163. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
  9164. l_tccp->cblkw;
  9165. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
  9166. = l_tccp->numresolutions;
  9167. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
  9168. l_tccp->cblksty;
  9169. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
  9170. l_tccp->qmfbid;
  9171. memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
  9172. l_data_size);
  9173. memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
  9174. l_data_size);
  9175. }
  9176. /* << INDEX */
  9177. #endif
  9178. return OPJ_TRUE;
  9179. }
  9180. static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
  9181. {
  9182. /* loop */
  9183. OPJ_UINT32 i;
  9184. opj_cp_t *l_cp = NULL;
  9185. opj_tcp_t *l_tcp = NULL;
  9186. opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
  9187. OPJ_UINT32 l_prc_size;
  9188. /* preconditions */
  9189. assert(p_j2k != 00);
  9190. l_cp = &(p_j2k->m_cp);
  9191. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
  9192. ?
  9193. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9194. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9195. l_ref_tccp = &l_tcp->tccps[0];
  9196. l_copied_tccp = l_ref_tccp + 1;
  9197. l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
  9198. for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
  9199. l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
  9200. l_copied_tccp->cblkw = l_ref_tccp->cblkw;
  9201. l_copied_tccp->cblkh = l_ref_tccp->cblkh;
  9202. l_copied_tccp->cblksty = l_ref_tccp->cblksty;
  9203. l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
  9204. memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
  9205. memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
  9206. ++l_copied_tccp;
  9207. }
  9208. }
  9209. static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
  9210. OPJ_UINT32 p_tile_no,
  9211. OPJ_UINT32 p_comp_no)
  9212. {
  9213. OPJ_UINT32 l_num_bands;
  9214. opj_cp_t *l_cp = 00;
  9215. opj_tcp_t *l_tcp = 00;
  9216. opj_tccp_t *l_tccp = 00;
  9217. /* preconditions */
  9218. assert(p_j2k != 00);
  9219. l_cp = &(p_j2k->m_cp);
  9220. l_tcp = &l_cp->tcps[p_tile_no];
  9221. l_tccp = &l_tcp->tccps[p_comp_no];
  9222. /* preconditions again */
  9223. assert(p_tile_no < l_cp->tw * l_cp->th);
  9224. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  9225. l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  9226. (l_tccp->numresolutions * 3 - 2);
  9227. if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
  9228. return 1 + l_num_bands;
  9229. } else {
  9230. return 1 + 2 * l_num_bands;
  9231. }
  9232. }
  9233. static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
  9234. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  9235. {
  9236. opj_cp_t *l_cp = NULL;
  9237. opj_tcp_t *l_tcp = NULL;
  9238. opj_tccp_t *l_tccp0 = NULL;
  9239. opj_tccp_t *l_tccp1 = NULL;
  9240. OPJ_UINT32 l_band_no, l_num_bands;
  9241. /* preconditions */
  9242. assert(p_j2k != 00);
  9243. l_cp = &(p_j2k->m_cp);
  9244. l_tcp = &l_cp->tcps[p_tile_no];
  9245. l_tccp0 = &l_tcp->tccps[p_first_comp_no];
  9246. l_tccp1 = &l_tcp->tccps[p_second_comp_no];
  9247. if (l_tccp0->qntsty != l_tccp1->qntsty) {
  9248. return OPJ_FALSE;
  9249. }
  9250. if (l_tccp0->numgbits != l_tccp1->numgbits) {
  9251. return OPJ_FALSE;
  9252. }
  9253. if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
  9254. l_num_bands = 1U;
  9255. } else {
  9256. l_num_bands = l_tccp0->numresolutions * 3U - 2U;
  9257. if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
  9258. return OPJ_FALSE;
  9259. }
  9260. }
  9261. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9262. if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
  9263. return OPJ_FALSE;
  9264. }
  9265. }
  9266. if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
  9267. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9268. if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
  9269. return OPJ_FALSE;
  9270. }
  9271. }
  9272. }
  9273. return OPJ_TRUE;
  9274. }
  9275. static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
  9276. OPJ_UINT32 p_tile_no,
  9277. OPJ_UINT32 p_comp_no,
  9278. OPJ_BYTE * p_data,
  9279. OPJ_UINT32 * p_header_size,
  9280. struct opj_event_mgr * p_manager)
  9281. {
  9282. OPJ_UINT32 l_header_size;
  9283. OPJ_UINT32 l_band_no, l_num_bands;
  9284. OPJ_UINT32 l_expn, l_mant;
  9285. opj_cp_t *l_cp = 00;
  9286. opj_tcp_t *l_tcp = 00;
  9287. opj_tccp_t *l_tccp = 00;
  9288. /* preconditions */
  9289. assert(p_j2k != 00);
  9290. assert(p_header_size != 00);
  9291. assert(p_manager != 00);
  9292. assert(p_data != 00);
  9293. l_cp = &(p_j2k->m_cp);
  9294. l_tcp = &l_cp->tcps[p_tile_no];
  9295. l_tccp = &l_tcp->tccps[p_comp_no];
  9296. /* preconditions again */
  9297. assert(p_tile_no < l_cp->tw * l_cp->th);
  9298. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  9299. l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  9300. (l_tccp->numresolutions * 3 - 2);
  9301. if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
  9302. l_header_size = 1 + l_num_bands;
  9303. if (*p_header_size < l_header_size) {
  9304. opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
  9305. return OPJ_FALSE;
  9306. }
  9307. opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
  9308. 1); /* Sqcx */
  9309. ++p_data;
  9310. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9311. l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
  9312. opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
  9313. ++p_data;
  9314. }
  9315. } else {
  9316. l_header_size = 1 + 2 * l_num_bands;
  9317. if (*p_header_size < l_header_size) {
  9318. opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
  9319. return OPJ_FALSE;
  9320. }
  9321. opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
  9322. 1); /* Sqcx */
  9323. ++p_data;
  9324. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9325. l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
  9326. l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
  9327. opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
  9328. p_data += 2;
  9329. }
  9330. }
  9331. *p_header_size = *p_header_size - l_header_size;
  9332. return OPJ_TRUE;
  9333. }
  9334. static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
  9335. OPJ_UINT32 p_comp_no,
  9336. OPJ_BYTE* p_header_data,
  9337. OPJ_UINT32 * p_header_size,
  9338. opj_event_mgr_t * p_manager
  9339. )
  9340. {
  9341. /* loop*/
  9342. OPJ_UINT32 l_band_no;
  9343. opj_cp_t *l_cp = 00;
  9344. opj_tcp_t *l_tcp = 00;
  9345. opj_tccp_t *l_tccp = 00;
  9346. OPJ_BYTE * l_current_ptr = 00;
  9347. OPJ_UINT32 l_tmp, l_num_band;
  9348. /* preconditions*/
  9349. assert(p_j2k != 00);
  9350. assert(p_manager != 00);
  9351. assert(p_header_data != 00);
  9352. l_cp = &(p_j2k->m_cp);
  9353. /* come from tile part header or main header ?*/
  9354. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
  9355. ?
  9356. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9357. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9358. /* precondition again*/
  9359. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  9360. l_tccp = &l_tcp->tccps[p_comp_no];
  9361. l_current_ptr = p_header_data;
  9362. if (*p_header_size < 1) {
  9363. opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
  9364. return OPJ_FALSE;
  9365. }
  9366. *p_header_size -= 1;
  9367. opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
  9368. ++l_current_ptr;
  9369. l_tccp->qntsty = l_tmp & 0x1f;
  9370. l_tccp->numgbits = l_tmp >> 5;
  9371. if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
  9372. l_num_band = 1;
  9373. } else {
  9374. l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
  9375. (*p_header_size) :
  9376. (*p_header_size) / 2;
  9377. if (l_num_band > OPJ_J2K_MAXBANDS) {
  9378. opj_event_msg(p_manager, EVT_WARNING,
  9379. "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
  9380. "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
  9381. "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
  9382. OPJ_J2K_MAXBANDS);
  9383. /*return OPJ_FALSE;*/
  9384. }
  9385. }
  9386. #ifdef USE_JPWL
  9387. if (l_cp->correct) {
  9388. /* if JPWL is on, we check whether there are too many subbands */
  9389. if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
  9390. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  9391. "JPWL: bad number of subbands in Sqcx (%d)\n",
  9392. l_num_band);
  9393. if (!JPWL_ASSUME) {
  9394. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  9395. return OPJ_FALSE;
  9396. }
  9397. /* we try to correct */
  9398. l_num_band = 1;
  9399. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
  9400. "- setting number of bands to %d => HYPOTHESIS!!!\n",
  9401. l_num_band);
  9402. };
  9403. };
  9404. #endif /* USE_JPWL */
  9405. if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
  9406. for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
  9407. opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
  9408. ++l_current_ptr;
  9409. if (l_band_no < OPJ_J2K_MAXBANDS) {
  9410. l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
  9411. l_tccp->stepsizes[l_band_no].mant = 0;
  9412. }
  9413. }
  9414. *p_header_size = *p_header_size - l_num_band;
  9415. } else {
  9416. for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
  9417. opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
  9418. l_current_ptr += 2;
  9419. if (l_band_no < OPJ_J2K_MAXBANDS) {
  9420. l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
  9421. l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
  9422. }
  9423. }
  9424. *p_header_size = *p_header_size - 2 * l_num_band;
  9425. }
  9426. /* Add Antonin : if scalar_derived -> compute other stepsizes */
  9427. if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
  9428. for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
  9429. l_tccp->stepsizes[l_band_no].expn =
  9430. ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
  9431. ?
  9432. (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
  9433. l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
  9434. }
  9435. }
  9436. return OPJ_TRUE;
  9437. }
  9438. static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
  9439. {
  9440. OPJ_UINT32 i;
  9441. opj_cp_t *l_cp = NULL;
  9442. opj_tcp_t *l_tcp = NULL;
  9443. opj_tccp_t *l_ref_tccp = NULL;
  9444. opj_tccp_t *l_copied_tccp = NULL;
  9445. OPJ_UINT32 l_size;
  9446. /* preconditions */
  9447. assert(p_j2k != 00);
  9448. l_cp = &(p_j2k->m_cp);
  9449. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  9450. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9451. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9452. l_ref_tccp = &l_tcp->tccps[0];
  9453. l_copied_tccp = l_ref_tccp + 1;
  9454. l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
  9455. for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
  9456. l_copied_tccp->qntsty = l_ref_tccp->qntsty;
  9457. l_copied_tccp->numgbits = l_ref_tccp->numgbits;
  9458. memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
  9459. ++l_copied_tccp;
  9460. }
  9461. }
  9462. static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
  9463. OPJ_INT32 numcomps, FILE* out_stream)
  9464. {
  9465. if (l_default_tile) {
  9466. OPJ_INT32 compno;
  9467. fprintf(out_stream, "\t default tile {\n");
  9468. fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
  9469. fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
  9470. fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
  9471. fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
  9472. for (compno = 0; compno < numcomps; compno++) {
  9473. opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
  9474. OPJ_UINT32 resno;
  9475. OPJ_INT32 bandno, numbands;
  9476. /* coding style*/
  9477. fprintf(out_stream, "\t\t comp %d {\n", compno);
  9478. fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
  9479. fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
  9480. fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
  9481. fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
  9482. fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
  9483. fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
  9484. fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
  9485. for (resno = 0; resno < l_tccp->numresolutions; resno++) {
  9486. fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
  9487. }
  9488. fprintf(out_stream, "\n");
  9489. /* quantization style*/
  9490. fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
  9491. fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
  9492. fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
  9493. numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  9494. (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
  9495. for (bandno = 0; bandno < numbands; bandno++) {
  9496. fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
  9497. l_tccp->stepsizes[bandno].expn);
  9498. }
  9499. fprintf(out_stream, "\n");
  9500. /* RGN value*/
  9501. fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
  9502. fprintf(out_stream, "\t\t }\n");
  9503. } /*end of component of default tile*/
  9504. fprintf(out_stream, "\t }\n"); /*end of default tile*/
  9505. }
  9506. }
  9507. void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
  9508. {
  9509. /* Check if the flag is compatible with j2k file*/
  9510. if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
  9511. fprintf(out_stream, "Wrong flag\n");
  9512. return;
  9513. }
  9514. /* Dump the image_header */
  9515. if (flag & OPJ_IMG_INFO) {
  9516. if (p_j2k->m_private_image) {
  9517. j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
  9518. }
  9519. }
  9520. /* Dump the codestream info from main header */
  9521. if (flag & OPJ_J2K_MH_INFO) {
  9522. if (p_j2k->m_private_image) {
  9523. opj_j2k_dump_MH_info(p_j2k, out_stream);
  9524. }
  9525. }
  9526. /* Dump all tile/codestream info */
  9527. if (flag & OPJ_J2K_TCH_INFO) {
  9528. OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  9529. OPJ_UINT32 i;
  9530. opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
  9531. if (p_j2k->m_private_image) {
  9532. for (i = 0; i < l_nb_tiles; ++i) {
  9533. opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
  9534. out_stream);
  9535. ++l_tcp;
  9536. }
  9537. }
  9538. }
  9539. /* Dump the codestream info of the current tile */
  9540. if (flag & OPJ_J2K_TH_INFO) {
  9541. }
  9542. /* Dump the codestream index from main header */
  9543. if (flag & OPJ_J2K_MH_IND) {
  9544. opj_j2k_dump_MH_index(p_j2k, out_stream);
  9545. }
  9546. /* Dump the codestream index of the current tile */
  9547. if (flag & OPJ_J2K_TH_IND) {
  9548. }
  9549. }
  9550. static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
  9551. {
  9552. opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
  9553. OPJ_UINT32 it_marker, it_tile, it_tile_part;
  9554. fprintf(out_stream, "Codestream index from main header: {\n");
  9555. fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
  9556. "\t Main header end position=%" PRIi64 "\n",
  9557. cstr_index->main_head_start, cstr_index->main_head_end);
  9558. fprintf(out_stream, "\t Marker list: {\n");
  9559. if (cstr_index->marker) {
  9560. for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
  9561. fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
  9562. cstr_index->marker[it_marker].type,
  9563. cstr_index->marker[it_marker].pos,
  9564. cstr_index->marker[it_marker].len);
  9565. }
  9566. }
  9567. fprintf(out_stream, "\t }\n");
  9568. if (cstr_index->tile_index) {
  9569. /* Simple test to avoid to write empty information*/
  9570. OPJ_UINT32 l_acc_nb_of_tile_part = 0;
  9571. for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
  9572. l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
  9573. }
  9574. if (l_acc_nb_of_tile_part) {
  9575. fprintf(out_stream, "\t Tile index: {\n");
  9576. for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
  9577. OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
  9578. fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
  9579. nb_of_tile_part);
  9580. if (cstr_index->tile_index[it_tile].tp_index) {
  9581. for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
  9582. fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
  9583. PRIi64 ", end_pos=%" PRIi64 ".\n",
  9584. it_tile_part,
  9585. cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
  9586. cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
  9587. cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
  9588. }
  9589. }
  9590. if (cstr_index->tile_index[it_tile].marker) {
  9591. for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
  9592. it_marker++) {
  9593. fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
  9594. cstr_index->tile_index[it_tile].marker[it_marker].type,
  9595. cstr_index->tile_index[it_tile].marker[it_marker].pos,
  9596. cstr_index->tile_index[it_tile].marker[it_marker].len);
  9597. }
  9598. }
  9599. }
  9600. fprintf(out_stream, "\t }\n");
  9601. }
  9602. }
  9603. fprintf(out_stream, "}\n");
  9604. }
  9605. static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
  9606. {
  9607. fprintf(out_stream, "Codestream info from main header: {\n");
  9608. fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0);
  9609. fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy);
  9610. fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th);
  9611. opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
  9612. (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
  9613. fprintf(out_stream, "}\n");
  9614. }
  9615. void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
  9616. FILE* out_stream)
  9617. {
  9618. char tab[2];
  9619. if (dev_dump_flag) {
  9620. fprintf(stdout, "[DEV] Dump an image_header struct {\n");
  9621. tab[0] = '\0';
  9622. } else {
  9623. fprintf(out_stream, "Image info {\n");
  9624. tab[0] = '\t';
  9625. tab[1] = '\0';
  9626. }
  9627. fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
  9628. fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
  9629. img_header->y1);
  9630. fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
  9631. if (img_header->comps) {
  9632. OPJ_UINT32 compno;
  9633. for (compno = 0; compno < img_header->numcomps; compno++) {
  9634. fprintf(out_stream, "%s\t component %d {\n", tab, compno);
  9635. j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
  9636. out_stream);
  9637. fprintf(out_stream, "%s}\n", tab);
  9638. }
  9639. }
  9640. fprintf(out_stream, "}\n");
  9641. }
  9642. void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
  9643. OPJ_BOOL dev_dump_flag, FILE* out_stream)
  9644. {
  9645. char tab[3];
  9646. if (dev_dump_flag) {
  9647. fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
  9648. tab[0] = '\0';
  9649. } else {
  9650. tab[0] = '\t';
  9651. tab[1] = '\t';
  9652. tab[2] = '\0';
  9653. }
  9654. fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
  9655. fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
  9656. fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
  9657. if (dev_dump_flag) {
  9658. fprintf(out_stream, "}\n");
  9659. }
  9660. }
  9661. opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
  9662. {
  9663. OPJ_UINT32 compno;
  9664. OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
  9665. opj_tcp_t *l_default_tile;
  9666. opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
  9667. sizeof(opj_codestream_info_v2_t));
  9668. if (!cstr_info) {
  9669. return NULL;
  9670. }
  9671. cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
  9672. cstr_info->tx0 = p_j2k->m_cp.tx0;
  9673. cstr_info->ty0 = p_j2k->m_cp.ty0;
  9674. cstr_info->tdx = p_j2k->m_cp.tdx;
  9675. cstr_info->tdy = p_j2k->m_cp.tdy;
  9676. cstr_info->tw = p_j2k->m_cp.tw;
  9677. cstr_info->th = p_j2k->m_cp.th;
  9678. cstr_info->tile_info = NULL; /* Not fill from the main header*/
  9679. l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9680. cstr_info->m_default_tile_info.csty = l_default_tile->csty;
  9681. cstr_info->m_default_tile_info.prg = l_default_tile->prg;
  9682. cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
  9683. cstr_info->m_default_tile_info.mct = l_default_tile->mct;
  9684. cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
  9685. cstr_info->nbcomps, sizeof(opj_tccp_info_t));
  9686. if (!cstr_info->m_default_tile_info.tccp_info) {
  9687. opj_destroy_cstr_info(&cstr_info);
  9688. return NULL;
  9689. }
  9690. for (compno = 0; compno < numcomps; compno++) {
  9691. opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
  9692. opj_tccp_info_t *l_tccp_info = &
  9693. (cstr_info->m_default_tile_info.tccp_info[compno]);
  9694. OPJ_INT32 bandno, numbands;
  9695. /* coding style*/
  9696. l_tccp_info->csty = l_tccp->csty;
  9697. l_tccp_info->numresolutions = l_tccp->numresolutions;
  9698. l_tccp_info->cblkw = l_tccp->cblkw;
  9699. l_tccp_info->cblkh = l_tccp->cblkh;
  9700. l_tccp_info->cblksty = l_tccp->cblksty;
  9701. l_tccp_info->qmfbid = l_tccp->qmfbid;
  9702. if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
  9703. memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
  9704. memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
  9705. }
  9706. /* quantization style*/
  9707. l_tccp_info->qntsty = l_tccp->qntsty;
  9708. l_tccp_info->numgbits = l_tccp->numgbits;
  9709. numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  9710. (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
  9711. if (numbands < OPJ_J2K_MAXBANDS) {
  9712. for (bandno = 0; bandno < numbands; bandno++) {
  9713. l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
  9714. l_tccp->stepsizes[bandno].mant;
  9715. l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
  9716. l_tccp->stepsizes[bandno].expn;
  9717. }
  9718. }
  9719. /* RGN value*/
  9720. l_tccp_info->roishift = l_tccp->roishift;
  9721. }
  9722. return cstr_info;
  9723. }
  9724. opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
  9725. {
  9726. opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
  9727. opj_calloc(1, sizeof(opj_codestream_index_t));
  9728. if (!l_cstr_index) {
  9729. return NULL;
  9730. }
  9731. l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
  9732. l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
  9733. l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
  9734. l_cstr_index->marknum = p_j2k->cstr_index->marknum;
  9735. l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
  9736. sizeof(opj_marker_info_t));
  9737. if (!l_cstr_index->marker) {
  9738. opj_free(l_cstr_index);
  9739. return NULL;
  9740. }
  9741. if (p_j2k->cstr_index->marker) {
  9742. memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
  9743. l_cstr_index->marknum * sizeof(opj_marker_info_t));
  9744. } else {
  9745. opj_free(l_cstr_index->marker);
  9746. l_cstr_index->marker = NULL;
  9747. }
  9748. l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
  9749. l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
  9750. l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
  9751. if (!l_cstr_index->tile_index) {
  9752. opj_free(l_cstr_index->marker);
  9753. opj_free(l_cstr_index);
  9754. return NULL;
  9755. }
  9756. if (!p_j2k->cstr_index->tile_index) {
  9757. opj_free(l_cstr_index->tile_index);
  9758. l_cstr_index->tile_index = NULL;
  9759. } else {
  9760. OPJ_UINT32 it_tile = 0;
  9761. for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
  9762. /* Tile Marker*/
  9763. l_cstr_index->tile_index[it_tile].marknum =
  9764. p_j2k->cstr_index->tile_index[it_tile].marknum;
  9765. l_cstr_index->tile_index[it_tile].marker =
  9766. (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
  9767. sizeof(opj_marker_info_t));
  9768. if (!l_cstr_index->tile_index[it_tile].marker) {
  9769. OPJ_UINT32 it_tile_free;
  9770. for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
  9771. opj_free(l_cstr_index->tile_index[it_tile_free].marker);
  9772. }
  9773. opj_free(l_cstr_index->tile_index);
  9774. opj_free(l_cstr_index->marker);
  9775. opj_free(l_cstr_index);
  9776. return NULL;
  9777. }
  9778. if (p_j2k->cstr_index->tile_index[it_tile].marker)
  9779. memcpy(l_cstr_index->tile_index[it_tile].marker,
  9780. p_j2k->cstr_index->tile_index[it_tile].marker,
  9781. l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
  9782. else {
  9783. opj_free(l_cstr_index->tile_index[it_tile].marker);
  9784. l_cstr_index->tile_index[it_tile].marker = NULL;
  9785. }
  9786. /* Tile part index*/
  9787. l_cstr_index->tile_index[it_tile].nb_tps =
  9788. p_j2k->cstr_index->tile_index[it_tile].nb_tps;
  9789. l_cstr_index->tile_index[it_tile].tp_index =
  9790. (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
  9791. opj_tp_index_t));
  9792. if (!l_cstr_index->tile_index[it_tile].tp_index) {
  9793. OPJ_UINT32 it_tile_free;
  9794. for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
  9795. opj_free(l_cstr_index->tile_index[it_tile_free].marker);
  9796. opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
  9797. }
  9798. opj_free(l_cstr_index->tile_index);
  9799. opj_free(l_cstr_index->marker);
  9800. opj_free(l_cstr_index);
  9801. return NULL;
  9802. }
  9803. if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
  9804. memcpy(l_cstr_index->tile_index[it_tile].tp_index,
  9805. p_j2k->cstr_index->tile_index[it_tile].tp_index,
  9806. l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
  9807. } else {
  9808. opj_free(l_cstr_index->tile_index[it_tile].tp_index);
  9809. l_cstr_index->tile_index[it_tile].tp_index = NULL;
  9810. }
  9811. /* Packet index (NOT USED)*/
  9812. l_cstr_index->tile_index[it_tile].nb_packet = 0;
  9813. l_cstr_index->tile_index[it_tile].packet_index = NULL;
  9814. }
  9815. }
  9816. return l_cstr_index;
  9817. }
  9818. static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
  9819. {
  9820. OPJ_UINT32 it_tile = 0;
  9821. p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
  9822. p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
  9823. p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
  9824. if (!p_j2k->cstr_index->tile_index) {
  9825. return OPJ_FALSE;
  9826. }
  9827. for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
  9828. p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
  9829. p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
  9830. p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
  9831. opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
  9832. sizeof(opj_marker_info_t));
  9833. if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
  9834. return OPJ_FALSE;
  9835. }
  9836. }
  9837. return OPJ_TRUE;
  9838. }
  9839. static OPJ_BOOL opj_j2k_are_all_used_components_decoded(opj_j2k_t *p_j2k,
  9840. opj_event_mgr_t * p_manager)
  9841. {
  9842. OPJ_UINT32 compno;
  9843. OPJ_BOOL decoded_all_used_components = OPJ_TRUE;
  9844. if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode) {
  9845. for (compno = 0;
  9846. compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
  9847. OPJ_UINT32 dec_compno =
  9848. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
  9849. if (p_j2k->m_output_image->comps[dec_compno].data == NULL) {
  9850. opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
  9851. dec_compno);
  9852. decoded_all_used_components = OPJ_FALSE;
  9853. }
  9854. }
  9855. } else {
  9856. for (compno = 0; compno < p_j2k->m_output_image->numcomps; compno++) {
  9857. if (p_j2k->m_output_image->comps[compno].data == NULL) {
  9858. opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
  9859. compno);
  9860. decoded_all_used_components = OPJ_FALSE;
  9861. }
  9862. }
  9863. }
  9864. if (decoded_all_used_components == OPJ_FALSE) {
  9865. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode all used components\n");
  9866. return OPJ_FALSE;
  9867. }
  9868. return OPJ_TRUE;
  9869. }
  9870. static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
  9871. opj_stream_private_t *p_stream,
  9872. opj_event_mgr_t * p_manager)
  9873. {
  9874. OPJ_BOOL l_go_on = OPJ_TRUE;
  9875. OPJ_UINT32 l_current_tile_no;
  9876. OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
  9877. OPJ_UINT32 l_nb_comps;
  9878. OPJ_UINT32 nr_tiles = 0;
  9879. /* Particular case for whole single tile decoding */
  9880. /* We can avoid allocating intermediate tile buffers */
  9881. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  9882. p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
  9883. p_j2k->m_output_image->x0 == 0 &&
  9884. p_j2k->m_output_image->y0 == 0 &&
  9885. p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
  9886. p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
  9887. OPJ_UINT32 i;
  9888. if (! opj_j2k_read_tile_header(p_j2k,
  9889. &l_current_tile_no,
  9890. NULL,
  9891. &l_tile_x0, &l_tile_y0,
  9892. &l_tile_x1, &l_tile_y1,
  9893. &l_nb_comps,
  9894. &l_go_on,
  9895. p_stream,
  9896. p_manager)) {
  9897. return OPJ_FALSE;
  9898. }
  9899. if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
  9900. p_stream, p_manager)) {
  9901. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
  9902. return OPJ_FALSE;
  9903. }
  9904. /* Transfer TCD data to output image data */
  9905. for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
  9906. opj_image_data_free(p_j2k->m_output_image->comps[i].data);
  9907. p_j2k->m_output_image->comps[i].data =
  9908. p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
  9909. p_j2k->m_output_image->comps[i].resno_decoded =
  9910. p_j2k->m_tcd->image->comps[i].resno_decoded;
  9911. p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
  9912. }
  9913. return OPJ_TRUE;
  9914. }
  9915. for (;;) {
  9916. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  9917. p_j2k->m_cp.tcps[0].m_data != NULL) {
  9918. l_current_tile_no = 0;
  9919. p_j2k->m_current_tile_number = 0;
  9920. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
  9921. } else {
  9922. if (! opj_j2k_read_tile_header(p_j2k,
  9923. &l_current_tile_no,
  9924. NULL,
  9925. &l_tile_x0, &l_tile_y0,
  9926. &l_tile_x1, &l_tile_y1,
  9927. &l_nb_comps,
  9928. &l_go_on,
  9929. p_stream,
  9930. p_manager)) {
  9931. return OPJ_FALSE;
  9932. }
  9933. if (! l_go_on) {
  9934. break;
  9935. }
  9936. }
  9937. if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
  9938. p_stream, p_manager)) {
  9939. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
  9940. l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  9941. return OPJ_FALSE;
  9942. }
  9943. opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
  9944. l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  9945. if (! opj_j2k_update_image_data(p_j2k->m_tcd,
  9946. p_j2k->m_output_image)) {
  9947. return OPJ_FALSE;
  9948. }
  9949. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  9950. !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
  9951. p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
  9952. p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
  9953. p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
  9954. /* Keep current tcp data */
  9955. } else {
  9956. opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
  9957. }
  9958. opj_event_msg(p_manager, EVT_INFO,
  9959. "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
  9960. if (opj_stream_get_number_byte_left(p_stream) == 0
  9961. && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
  9962. break;
  9963. }
  9964. if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
  9965. break;
  9966. }
  9967. }
  9968. if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
  9969. return OPJ_FALSE;
  9970. }
  9971. return OPJ_TRUE;
  9972. }
  9973. /**
  9974. * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures.
  9975. */
  9976. static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
  9977. opj_event_mgr_t * p_manager)
  9978. {
  9979. /* preconditions*/
  9980. assert(p_j2k != 00);
  9981. assert(p_manager != 00);
  9982. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  9983. (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
  9984. return OPJ_FALSE;
  9985. }
  9986. /* DEVELOPER CORNER, add your custom procedures */
  9987. return OPJ_TRUE;
  9988. }
  9989. /*
  9990. * Read and decode one tile.
  9991. */
  9992. static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
  9993. opj_stream_private_t *p_stream,
  9994. opj_event_mgr_t * p_manager)
  9995. {
  9996. OPJ_BOOL l_go_on = OPJ_TRUE;
  9997. OPJ_UINT32 l_current_tile_no;
  9998. OPJ_UINT32 l_tile_no_to_dec;
  9999. OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
  10000. OPJ_UINT32 l_nb_comps;
  10001. OPJ_UINT32 l_nb_tiles;
  10002. OPJ_UINT32 i;
  10003. /*Allocate and initialize some elements of codestrem index if not already done*/
  10004. if (!p_j2k->cstr_index->tile_index) {
  10005. if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
  10006. return OPJ_FALSE;
  10007. }
  10008. }
  10009. /* Move into the codestream to the first SOT used to decode the desired tile */
  10010. l_tile_no_to_dec = (OPJ_UINT32)
  10011. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
  10012. if (p_j2k->cstr_index->tile_index)
  10013. if (p_j2k->cstr_index->tile_index->tp_index) {
  10014. if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
  10015. /* the index for this tile has not been built,
  10016. * so move to the last SOT read */
  10017. if (!(opj_stream_read_seek(p_stream,
  10018. p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
  10019. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  10020. return OPJ_FALSE;
  10021. }
  10022. } else {
  10023. if (!(opj_stream_read_seek(p_stream,
  10024. p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
  10025. p_manager))) {
  10026. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  10027. return OPJ_FALSE;
  10028. }
  10029. }
  10030. /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
  10031. if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
  10032. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  10033. }
  10034. }
  10035. /* Reset current tile part number for all tiles, and not only the one */
  10036. /* of interest. */
  10037. /* Not completely sure this is always correct but required for */
  10038. /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
  10039. l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
  10040. for (i = 0; i < l_nb_tiles; ++i) {
  10041. p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
  10042. }
  10043. for (;;) {
  10044. if (! opj_j2k_read_tile_header(p_j2k,
  10045. &l_current_tile_no,
  10046. NULL,
  10047. &l_tile_x0, &l_tile_y0,
  10048. &l_tile_x1, &l_tile_y1,
  10049. &l_nb_comps,
  10050. &l_go_on,
  10051. p_stream,
  10052. p_manager)) {
  10053. return OPJ_FALSE;
  10054. }
  10055. if (! l_go_on) {
  10056. break;
  10057. }
  10058. if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
  10059. p_stream, p_manager)) {
  10060. return OPJ_FALSE;
  10061. }
  10062. opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
  10063. l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  10064. if (! opj_j2k_update_image_data(p_j2k->m_tcd,
  10065. p_j2k->m_output_image)) {
  10066. return OPJ_FALSE;
  10067. }
  10068. opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
  10069. opj_event_msg(p_manager, EVT_INFO,
  10070. "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
  10071. if (l_current_tile_no == l_tile_no_to_dec) {
  10072. /* move into the codestream to the first SOT (FIXME or not move?)*/
  10073. if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
  10074. p_manager))) {
  10075. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  10076. return OPJ_FALSE;
  10077. }
  10078. break;
  10079. } else {
  10080. opj_event_msg(p_manager, EVT_WARNING,
  10081. "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
  10082. l_current_tile_no + 1, l_tile_no_to_dec + 1);
  10083. }
  10084. }
  10085. if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
  10086. return OPJ_FALSE;
  10087. }
  10088. return OPJ_TRUE;
  10089. }
  10090. /**
  10091. * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures.
  10092. */
  10093. static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
  10094. opj_event_mgr_t * p_manager)
  10095. {
  10096. /* preconditions*/
  10097. assert(p_j2k != 00);
  10098. assert(p_manager != 00);
  10099. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10100. (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
  10101. return OPJ_FALSE;
  10102. }
  10103. /* DEVELOPER CORNER, add your custom procedures */
  10104. return OPJ_TRUE;
  10105. }
  10106. static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k,
  10107. opj_image_t * p_image)
  10108. {
  10109. OPJ_UINT32 compno;
  10110. /* Move data and copy one information from codec to output image*/
  10111. if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) {
  10112. opj_image_comp_t* newcomps =
  10113. (opj_image_comp_t*) opj_malloc(
  10114. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode *
  10115. sizeof(opj_image_comp_t));
  10116. if (newcomps == NULL) {
  10117. opj_image_destroy(p_j2k->m_private_image);
  10118. p_j2k->m_private_image = NULL;
  10119. return OPJ_FALSE;
  10120. }
  10121. for (compno = 0; compno < p_image->numcomps; compno++) {
  10122. opj_image_data_free(p_image->comps[compno].data);
  10123. p_image->comps[compno].data = NULL;
  10124. }
  10125. for (compno = 0;
  10126. compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
  10127. OPJ_UINT32 src_compno =
  10128. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
  10129. memcpy(&(newcomps[compno]),
  10130. &(p_j2k->m_output_image->comps[src_compno]),
  10131. sizeof(opj_image_comp_t));
  10132. newcomps[compno].resno_decoded =
  10133. p_j2k->m_output_image->comps[src_compno].resno_decoded;
  10134. newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data;
  10135. p_j2k->m_output_image->comps[src_compno].data = NULL;
  10136. }
  10137. for (compno = 0; compno < p_image->numcomps; compno++) {
  10138. assert(p_j2k->m_output_image->comps[compno].data == NULL);
  10139. opj_image_data_free(p_j2k->m_output_image->comps[compno].data);
  10140. p_j2k->m_output_image->comps[compno].data = NULL;
  10141. }
  10142. p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode;
  10143. opj_free(p_image->comps);
  10144. p_image->comps = newcomps;
  10145. } else {
  10146. for (compno = 0; compno < p_image->numcomps; compno++) {
  10147. p_image->comps[compno].resno_decoded =
  10148. p_j2k->m_output_image->comps[compno].resno_decoded;
  10149. opj_image_data_free(p_image->comps[compno].data);
  10150. p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
  10151. #if 0
  10152. char fn[256];
  10153. sprintf(fn, "/tmp/%d.raw", compno);
  10154. FILE *debug = fopen(fn, "wb");
  10155. fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
  10156. p_image->comps[compno].w * p_image->comps[compno].h, debug);
  10157. fclose(debug);
  10158. #endif
  10159. p_j2k->m_output_image->comps[compno].data = NULL;
  10160. }
  10161. }
  10162. return OPJ_TRUE;
  10163. }
  10164. OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
  10165. opj_stream_private_t * p_stream,
  10166. opj_image_t * p_image,
  10167. opj_event_mgr_t * p_manager)
  10168. {
  10169. if (!p_image) {
  10170. return OPJ_FALSE;
  10171. }
  10172. /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
  10173. /* and finally opj_decode_image() without manual setting of comps[].factor */
  10174. /* We could potentially always execute it, if we don't allow people to do */
  10175. /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
  10176. if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
  10177. p_j2k->m_private_image != NULL &&
  10178. p_j2k->m_private_image->numcomps > 0 &&
  10179. p_j2k->m_private_image->comps[0].factor ==
  10180. p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
  10181. p_image->numcomps > 0 &&
  10182. p_image->comps[0].factor == 0 &&
  10183. /* Don't mess with image dimension if the user has allocated it */
  10184. p_image->comps[0].data == NULL) {
  10185. OPJ_UINT32 it_comp;
  10186. /* Update the comps[].factor member of the output image with the one */
  10187. /* of m_reduce */
  10188. for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
  10189. p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
  10190. }
  10191. if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
  10192. return OPJ_FALSE;
  10193. }
  10194. }
  10195. if (p_j2k->m_output_image == NULL) {
  10196. p_j2k->m_output_image = opj_image_create0();
  10197. if (!(p_j2k->m_output_image)) {
  10198. return OPJ_FALSE;
  10199. }
  10200. }
  10201. opj_copy_image_header(p_image, p_j2k->m_output_image);
  10202. /* customization of the decoding */
  10203. if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
  10204. return OPJ_FALSE;
  10205. }
  10206. /* Decode the codestream */
  10207. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  10208. opj_image_destroy(p_j2k->m_private_image);
  10209. p_j2k->m_private_image = NULL;
  10210. return OPJ_FALSE;
  10211. }
  10212. /* Move data and copy one information from codec to output image*/
  10213. return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
  10214. }
  10215. OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
  10216. opj_stream_private_t *p_stream,
  10217. opj_image_t* p_image,
  10218. opj_event_mgr_t * p_manager,
  10219. OPJ_UINT32 tile_index)
  10220. {
  10221. OPJ_UINT32 compno;
  10222. OPJ_UINT32 l_tile_x, l_tile_y;
  10223. opj_image_comp_t* l_img_comp;
  10224. if (!p_image) {
  10225. opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
  10226. return OPJ_FALSE;
  10227. }
  10228. if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
  10229. opj_event_msg(p_manager, EVT_ERROR,
  10230. "Image has less components than codestream.\n");
  10231. return OPJ_FALSE;
  10232. }
  10233. if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
  10234. opj_event_msg(p_manager, EVT_ERROR,
  10235. "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
  10236. (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
  10237. return OPJ_FALSE;
  10238. }
  10239. /* Compute the dimension of the desired tile*/
  10240. l_tile_x = tile_index % p_j2k->m_cp.tw;
  10241. l_tile_y = tile_index / p_j2k->m_cp.tw;
  10242. p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
  10243. if (p_image->x0 < p_j2k->m_private_image->x0) {
  10244. p_image->x0 = p_j2k->m_private_image->x0;
  10245. }
  10246. p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
  10247. if (p_image->x1 > p_j2k->m_private_image->x1) {
  10248. p_image->x1 = p_j2k->m_private_image->x1;
  10249. }
  10250. p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
  10251. if (p_image->y0 < p_j2k->m_private_image->y0) {
  10252. p_image->y0 = p_j2k->m_private_image->y0;
  10253. }
  10254. p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
  10255. if (p_image->y1 > p_j2k->m_private_image->y1) {
  10256. p_image->y1 = p_j2k->m_private_image->y1;
  10257. }
  10258. l_img_comp = p_image->comps;
  10259. for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
  10260. OPJ_INT32 l_comp_x1, l_comp_y1;
  10261. l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
  10262. l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
  10263. (OPJ_INT32)l_img_comp->dx);
  10264. l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
  10265. (OPJ_INT32)l_img_comp->dy);
  10266. l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
  10267. l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
  10268. l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
  10269. (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
  10270. (OPJ_INT32)l_img_comp->factor));
  10271. l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
  10272. (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
  10273. (OPJ_INT32)l_img_comp->factor));
  10274. l_img_comp++;
  10275. }
  10276. if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
  10277. /* Can happen when calling repeatdly opj_get_decoded_tile() on an
  10278. * image with a color palette, where color palette expansion is done
  10279. * later in jp2.c */
  10280. for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
  10281. ++compno) {
  10282. opj_image_data_free(p_image->comps[compno].data);
  10283. p_image->comps[compno].data = NULL;
  10284. }
  10285. p_image->numcomps = p_j2k->m_private_image->numcomps;
  10286. }
  10287. /* Destroy the previous output image*/
  10288. if (p_j2k->m_output_image) {
  10289. opj_image_destroy(p_j2k->m_output_image);
  10290. }
  10291. /* Create the ouput image from the information previously computed*/
  10292. p_j2k->m_output_image = opj_image_create0();
  10293. if (!(p_j2k->m_output_image)) {
  10294. return OPJ_FALSE;
  10295. }
  10296. opj_copy_image_header(p_image, p_j2k->m_output_image);
  10297. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
  10298. /* customization of the decoding */
  10299. if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
  10300. return OPJ_FALSE;
  10301. }
  10302. /* Decode the codestream */
  10303. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  10304. opj_image_destroy(p_j2k->m_private_image);
  10305. p_j2k->m_private_image = NULL;
  10306. return OPJ_FALSE;
  10307. }
  10308. /* Move data and copy one information from codec to output image*/
  10309. return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
  10310. }
  10311. OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
  10312. OPJ_UINT32 res_factor,
  10313. opj_event_mgr_t * p_manager)
  10314. {
  10315. OPJ_UINT32 it_comp;
  10316. p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
  10317. if (p_j2k->m_private_image) {
  10318. if (p_j2k->m_private_image->comps) {
  10319. if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
  10320. if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
  10321. for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
  10322. OPJ_UINT32 max_res =
  10323. p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
  10324. if (res_factor >= max_res) {
  10325. opj_event_msg(p_manager, EVT_ERROR,
  10326. "Resolution factor is greater than the maximum resolution in the component.\n");
  10327. return OPJ_FALSE;
  10328. }
  10329. p_j2k->m_private_image->comps[it_comp].factor = res_factor;
  10330. }
  10331. return OPJ_TRUE;
  10332. }
  10333. }
  10334. }
  10335. }
  10336. return OPJ_FALSE;
  10337. }
  10338. /* ----------------------------------------------------------------------- */
  10339. OPJ_BOOL opj_j2k_encoder_set_extra_options(
  10340. opj_j2k_t *p_j2k,
  10341. const char* const* p_options,
  10342. opj_event_mgr_t * p_manager)
  10343. {
  10344. const char* const* p_option_iter;
  10345. if (p_options == NULL) {
  10346. return OPJ_TRUE;
  10347. }
  10348. for (p_option_iter = p_options; *p_option_iter != NULL; ++p_option_iter) {
  10349. if (strncmp(*p_option_iter, "PLT=", 4) == 0) {
  10350. if (strcmp(*p_option_iter, "PLT=YES") == 0) {
  10351. p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_TRUE;
  10352. } else if (strcmp(*p_option_iter, "PLT=NO") == 0) {
  10353. p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_FALSE;
  10354. } else {
  10355. opj_event_msg(p_manager, EVT_ERROR,
  10356. "Invalid value for option: %s.\n", *p_option_iter);
  10357. return OPJ_FALSE;
  10358. }
  10359. } else {
  10360. opj_event_msg(p_manager, EVT_ERROR,
  10361. "Invalid option: %s.\n", *p_option_iter);
  10362. return OPJ_FALSE;
  10363. }
  10364. }
  10365. return OPJ_TRUE;
  10366. }
  10367. /* ----------------------------------------------------------------------- */
  10368. OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
  10369. opj_stream_private_t *p_stream,
  10370. opj_event_mgr_t * p_manager)
  10371. {
  10372. OPJ_UINT32 i, j;
  10373. OPJ_UINT32 l_nb_tiles;
  10374. OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
  10375. OPJ_BYTE * l_current_data = 00;
  10376. OPJ_BOOL l_reuse_data = OPJ_FALSE;
  10377. opj_tcd_t* p_tcd = 00;
  10378. /* preconditions */
  10379. assert(p_j2k != 00);
  10380. assert(p_stream != 00);
  10381. assert(p_manager != 00);
  10382. p_tcd = p_j2k->m_tcd;
  10383. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  10384. if (l_nb_tiles == 1) {
  10385. l_reuse_data = OPJ_TRUE;
  10386. #ifdef __SSE__
  10387. for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
  10388. opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
  10389. if (((size_t)l_img_comp->data & 0xFU) !=
  10390. 0U) { /* tile data shall be aligned on 16 bytes */
  10391. l_reuse_data = OPJ_FALSE;
  10392. }
  10393. }
  10394. #endif
  10395. }
  10396. for (i = 0; i < l_nb_tiles; ++i) {
  10397. if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
  10398. if (l_current_data) {
  10399. opj_free(l_current_data);
  10400. }
  10401. return OPJ_FALSE;
  10402. }
  10403. /* if we only have one tile, then simply set tile component data equal to image component data */
  10404. /* otherwise, allocate the data */
  10405. for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
  10406. opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
  10407. if (l_reuse_data) {
  10408. opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
  10409. l_tilec->data = l_img_comp->data;
  10410. l_tilec->ownsData = OPJ_FALSE;
  10411. } else {
  10412. if (! opj_alloc_tile_component_data(l_tilec)) {
  10413. opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
  10414. if (l_current_data) {
  10415. opj_free(l_current_data);
  10416. }
  10417. return OPJ_FALSE;
  10418. }
  10419. }
  10420. }
  10421. l_current_tile_size = opj_tcd_get_encoder_input_buffer_size(p_j2k->m_tcd);
  10422. if (!l_reuse_data) {
  10423. if (l_current_tile_size > l_max_tile_size) {
  10424. OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
  10425. l_current_tile_size);
  10426. if (! l_new_current_data) {
  10427. if (l_current_data) {
  10428. opj_free(l_current_data);
  10429. }
  10430. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
  10431. return OPJ_FALSE;
  10432. }
  10433. l_current_data = l_new_current_data;
  10434. l_max_tile_size = l_current_tile_size;
  10435. }
  10436. if (l_current_data == NULL) {
  10437. /* Should not happen in practice, but will avoid Coverity to */
  10438. /* complain about a null pointer dereference */
  10439. assert(0);
  10440. return OPJ_FALSE;
  10441. }
  10442. /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
  10443. /* 32 bit components @ 8 bit precision get converted to 8 bit */
  10444. /* 32 bit components @ 16 bit precision get converted to 16 bit */
  10445. opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
  10446. /* now copy this data into the tile component */
  10447. if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
  10448. l_current_tile_size)) {
  10449. opj_event_msg(p_manager, EVT_ERROR,
  10450. "Size mismatch between tile data and sent data.");
  10451. opj_free(l_current_data);
  10452. return OPJ_FALSE;
  10453. }
  10454. }
  10455. if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
  10456. if (l_current_data) {
  10457. opj_free(l_current_data);
  10458. }
  10459. return OPJ_FALSE;
  10460. }
  10461. }
  10462. if (l_current_data) {
  10463. opj_free(l_current_data);
  10464. }
  10465. return OPJ_TRUE;
  10466. }
  10467. OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
  10468. opj_stream_private_t *p_stream,
  10469. opj_event_mgr_t * p_manager)
  10470. {
  10471. /* customization of the encoding */
  10472. if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
  10473. return OPJ_FALSE;
  10474. }
  10475. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  10476. return OPJ_FALSE;
  10477. }
  10478. return OPJ_TRUE;
  10479. }
  10480. OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
  10481. opj_stream_private_t *p_stream,
  10482. opj_image_t * p_image,
  10483. opj_event_mgr_t * p_manager)
  10484. {
  10485. /* preconditions */
  10486. assert(p_j2k != 00);
  10487. assert(p_stream != 00);
  10488. assert(p_manager != 00);
  10489. p_j2k->m_private_image = opj_image_create0();
  10490. if (! p_j2k->m_private_image) {
  10491. opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
  10492. return OPJ_FALSE;
  10493. }
  10494. opj_copy_image_header(p_image, p_j2k->m_private_image);
  10495. /* TODO_MSD: Find a better way */
  10496. if (p_image->comps) {
  10497. OPJ_UINT32 it_comp;
  10498. for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
  10499. if (p_image->comps[it_comp].data) {
  10500. p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
  10501. p_image->comps[it_comp].data = NULL;
  10502. }
  10503. }
  10504. }
  10505. /* customization of the validation */
  10506. if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
  10507. return OPJ_FALSE;
  10508. }
  10509. /* validation of the parameters codec */
  10510. if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
  10511. return OPJ_FALSE;
  10512. }
  10513. /* customization of the encoding */
  10514. if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
  10515. return OPJ_FALSE;
  10516. }
  10517. /* write header */
  10518. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  10519. return OPJ_FALSE;
  10520. }
  10521. return OPJ_TRUE;
  10522. }
  10523. static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
  10524. OPJ_UINT32 p_tile_index,
  10525. opj_stream_private_t *p_stream,
  10526. opj_event_mgr_t * p_manager)
  10527. {
  10528. (void)p_stream;
  10529. if (p_tile_index != p_j2k->m_current_tile_number) {
  10530. opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
  10531. return OPJ_FALSE;
  10532. }
  10533. opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
  10534. p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
  10535. p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
  10536. p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
  10537. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
  10538. /* initialisation before tile encoding */
  10539. if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
  10540. p_manager)) {
  10541. return OPJ_FALSE;
  10542. }
  10543. return OPJ_TRUE;
  10544. }
  10545. static void opj_get_tile_dimensions(opj_image_t * l_image,
  10546. opj_tcd_tilecomp_t * l_tilec,
  10547. opj_image_comp_t * l_img_comp,
  10548. OPJ_UINT32* l_size_comp,
  10549. OPJ_UINT32* l_width,
  10550. OPJ_UINT32* l_height,
  10551. OPJ_UINT32* l_offset_x,
  10552. OPJ_UINT32* l_offset_y,
  10553. OPJ_UINT32* l_image_width,
  10554. OPJ_UINT32* l_stride,
  10555. OPJ_UINT32* l_tile_offset)
  10556. {
  10557. OPJ_UINT32 l_remaining;
  10558. *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
  10559. l_remaining = l_img_comp->prec & 7; /* (%8) */
  10560. if (l_remaining) {
  10561. *l_size_comp += 1;
  10562. }
  10563. if (*l_size_comp == 3) {
  10564. *l_size_comp = 4;
  10565. }
  10566. *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
  10567. *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
  10568. *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0,
  10569. (OPJ_INT32)l_img_comp->dx);
  10570. *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0,
  10571. (OPJ_INT32)l_img_comp->dy);
  10572. *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 -
  10573. (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx);
  10574. *l_stride = *l_image_width - *l_width;
  10575. *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
  10576. OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
  10577. }
  10578. static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
  10579. {
  10580. OPJ_UINT32 i, j, k = 0;
  10581. for (i = 0; i < p_tcd->image->numcomps; ++i) {
  10582. opj_image_t * l_image = p_tcd->image;
  10583. OPJ_INT32 * l_src_ptr;
  10584. opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
  10585. opj_image_comp_t * l_img_comp = l_image->comps + i;
  10586. OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
  10587. l_image_width, l_stride, l_tile_offset;
  10588. opj_get_tile_dimensions(l_image,
  10589. l_tilec,
  10590. l_img_comp,
  10591. &l_size_comp,
  10592. &l_width,
  10593. &l_height,
  10594. &l_offset_x,
  10595. &l_offset_y,
  10596. &l_image_width,
  10597. &l_stride,
  10598. &l_tile_offset);
  10599. l_src_ptr = l_img_comp->data + l_tile_offset;
  10600. switch (l_size_comp) {
  10601. case 1: {
  10602. OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
  10603. if (l_img_comp->sgnd) {
  10604. for (j = 0; j < l_height; ++j) {
  10605. for (k = 0; k < l_width; ++k) {
  10606. *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
  10607. ++l_dest_ptr;
  10608. ++l_src_ptr;
  10609. }
  10610. l_src_ptr += l_stride;
  10611. }
  10612. } else {
  10613. for (j = 0; j < l_height; ++j) {
  10614. for (k = 0; k < l_width; ++k) {
  10615. *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
  10616. ++l_dest_ptr;
  10617. ++l_src_ptr;
  10618. }
  10619. l_src_ptr += l_stride;
  10620. }
  10621. }
  10622. p_data = (OPJ_BYTE*) l_dest_ptr;
  10623. }
  10624. break;
  10625. case 2: {
  10626. OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
  10627. if (l_img_comp->sgnd) {
  10628. for (j = 0; j < l_height; ++j) {
  10629. for (k = 0; k < l_width; ++k) {
  10630. *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
  10631. }
  10632. l_src_ptr += l_stride;
  10633. }
  10634. } else {
  10635. for (j = 0; j < l_height; ++j) {
  10636. for (k = 0; k < l_width; ++k) {
  10637. *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
  10638. }
  10639. l_src_ptr += l_stride;
  10640. }
  10641. }
  10642. p_data = (OPJ_BYTE*) l_dest_ptr;
  10643. }
  10644. break;
  10645. case 4: {
  10646. OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
  10647. for (j = 0; j < l_height; ++j) {
  10648. for (k = 0; k < l_width; ++k) {
  10649. *(l_dest_ptr++) = *(l_src_ptr++);
  10650. }
  10651. l_src_ptr += l_stride;
  10652. }
  10653. p_data = (OPJ_BYTE*) l_dest_ptr;
  10654. }
  10655. break;
  10656. }
  10657. }
  10658. }
  10659. static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
  10660. opj_stream_private_t *p_stream,
  10661. opj_event_mgr_t * p_manager)
  10662. {
  10663. OPJ_UINT32 l_nb_bytes_written;
  10664. OPJ_BYTE * l_current_data = 00;
  10665. OPJ_UINT32 l_tile_size = 0;
  10666. OPJ_UINT32 l_available_data;
  10667. /* preconditions */
  10668. assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
  10669. l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
  10670. l_available_data = l_tile_size;
  10671. l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
  10672. l_nb_bytes_written = 0;
  10673. if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
  10674. l_available_data, p_stream, p_manager)) {
  10675. return OPJ_FALSE;
  10676. }
  10677. l_current_data += l_nb_bytes_written;
  10678. l_available_data -= l_nb_bytes_written;
  10679. l_nb_bytes_written = 0;
  10680. if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
  10681. l_available_data, p_stream, p_manager)) {
  10682. return OPJ_FALSE;
  10683. }
  10684. l_available_data -= l_nb_bytes_written;
  10685. l_nb_bytes_written = l_tile_size - l_available_data;
  10686. if (opj_stream_write_data(p_stream,
  10687. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
  10688. l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
  10689. return OPJ_FALSE;
  10690. }
  10691. ++p_j2k->m_current_tile_number;
  10692. return OPJ_TRUE;
  10693. }
  10694. static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
  10695. opj_event_mgr_t * p_manager)
  10696. {
  10697. /* preconditions */
  10698. assert(p_j2k != 00);
  10699. assert(p_manager != 00);
  10700. /* DEVELOPER CORNER, insert your custom procedures */
  10701. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10702. (opj_procedure)opj_j2k_write_eoc, p_manager)) {
  10703. return OPJ_FALSE;
  10704. }
  10705. if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
  10706. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10707. (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
  10708. return OPJ_FALSE;
  10709. }
  10710. }
  10711. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10712. (opj_procedure)opj_j2k_write_epc, p_manager)) {
  10713. return OPJ_FALSE;
  10714. }
  10715. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10716. (opj_procedure)opj_j2k_end_encoding, p_manager)) {
  10717. return OPJ_FALSE;
  10718. }
  10719. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10720. (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
  10721. return OPJ_FALSE;
  10722. }
  10723. return OPJ_TRUE;
  10724. }
  10725. static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
  10726. opj_event_mgr_t * p_manager)
  10727. {
  10728. /* preconditions */
  10729. assert(p_j2k != 00);
  10730. assert(p_manager != 00);
  10731. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  10732. (opj_procedure)opj_j2k_build_encoder, p_manager)) {
  10733. return OPJ_FALSE;
  10734. }
  10735. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  10736. (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
  10737. return OPJ_FALSE;
  10738. }
  10739. /* DEVELOPER CORNER, add your custom validation procedure */
  10740. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  10741. (opj_procedure)opj_j2k_mct_validation, p_manager)) {
  10742. return OPJ_FALSE;
  10743. }
  10744. return OPJ_TRUE;
  10745. }
  10746. static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
  10747. opj_event_mgr_t * p_manager)
  10748. {
  10749. /* preconditions */
  10750. assert(p_j2k != 00);
  10751. assert(p_manager != 00);
  10752. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10753. (opj_procedure)opj_j2k_init_info, p_manager)) {
  10754. return OPJ_FALSE;
  10755. }
  10756. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10757. (opj_procedure)opj_j2k_write_soc, p_manager)) {
  10758. return OPJ_FALSE;
  10759. }
  10760. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10761. (opj_procedure)opj_j2k_write_siz, p_manager)) {
  10762. return OPJ_FALSE;
  10763. }
  10764. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10765. (opj_procedure)opj_j2k_write_cod, p_manager)) {
  10766. return OPJ_FALSE;
  10767. }
  10768. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10769. (opj_procedure)opj_j2k_write_qcd, p_manager)) {
  10770. return OPJ_FALSE;
  10771. }
  10772. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10773. (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
  10774. return OPJ_FALSE;
  10775. }
  10776. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10777. (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
  10778. return OPJ_FALSE;
  10779. }
  10780. if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
  10781. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10782. (opj_procedure)opj_j2k_write_tlm, p_manager)) {
  10783. return OPJ_FALSE;
  10784. }
  10785. if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
  10786. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10787. (opj_procedure)opj_j2k_write_poc, p_manager)) {
  10788. return OPJ_FALSE;
  10789. }
  10790. }
  10791. }
  10792. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10793. (opj_procedure)opj_j2k_write_regions, p_manager)) {
  10794. return OPJ_FALSE;
  10795. }
  10796. if (p_j2k->m_cp.comment != 00) {
  10797. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10798. (opj_procedure)opj_j2k_write_com, p_manager)) {
  10799. return OPJ_FALSE;
  10800. }
  10801. }
  10802. /* DEVELOPER CORNER, insert your custom procedures */
  10803. if ((p_j2k->m_cp.rsiz & (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) ==
  10804. (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) {
  10805. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10806. (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
  10807. return OPJ_FALSE;
  10808. }
  10809. }
  10810. /* End of Developer Corner */
  10811. if (p_j2k->cstr_index) {
  10812. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10813. (opj_procedure)opj_j2k_get_end_header, p_manager)) {
  10814. return OPJ_FALSE;
  10815. }
  10816. }
  10817. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10818. (opj_procedure)opj_j2k_create_tcd, p_manager)) {
  10819. return OPJ_FALSE;
  10820. }
  10821. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10822. (opj_procedure)opj_j2k_update_rates, p_manager)) {
  10823. return OPJ_FALSE;
  10824. }
  10825. return OPJ_TRUE;
  10826. }
  10827. static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
  10828. OPJ_BYTE * p_data,
  10829. OPJ_UINT32 * p_data_written,
  10830. OPJ_UINT32 total_data_size,
  10831. opj_stream_private_t *p_stream,
  10832. struct opj_event_mgr * p_manager)
  10833. {
  10834. OPJ_UINT32 l_nb_bytes_written = 0;
  10835. OPJ_UINT32 l_current_nb_bytes_written;
  10836. OPJ_BYTE * l_begin_data = 00;
  10837. opj_tcd_t * l_tcd = 00;
  10838. opj_cp_t * l_cp = 00;
  10839. l_tcd = p_j2k->m_tcd;
  10840. l_cp = &(p_j2k->m_cp);
  10841. l_tcd->cur_pino = 0;
  10842. /*Get number of tile parts*/
  10843. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
  10844. /* INDEX >> */
  10845. /* << INDEX */
  10846. l_current_nb_bytes_written = 0;
  10847. l_begin_data = p_data;
  10848. if (! opj_j2k_write_sot(p_j2k, p_data, total_data_size,
  10849. &l_current_nb_bytes_written, p_stream,
  10850. p_manager)) {
  10851. return OPJ_FALSE;
  10852. }
  10853. l_nb_bytes_written += l_current_nb_bytes_written;
  10854. p_data += l_current_nb_bytes_written;
  10855. total_data_size -= l_current_nb_bytes_written;
  10856. if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
  10857. #if 0
  10858. for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
  10859. l_current_nb_bytes_written = 0;
  10860. opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
  10861. p_manager);
  10862. l_nb_bytes_written += l_current_nb_bytes_written;
  10863. p_data += l_current_nb_bytes_written;
  10864. total_data_size -= l_current_nb_bytes_written;
  10865. l_current_nb_bytes_written = 0;
  10866. opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
  10867. p_manager);
  10868. l_nb_bytes_written += l_current_nb_bytes_written;
  10869. p_data += l_current_nb_bytes_written;
  10870. total_data_size -= l_current_nb_bytes_written;
  10871. }
  10872. #endif
  10873. if (l_cp->tcps[p_j2k->m_current_tile_number].POC) {
  10874. l_current_nb_bytes_written = 0;
  10875. opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
  10876. p_manager);
  10877. l_nb_bytes_written += l_current_nb_bytes_written;
  10878. p_data += l_current_nb_bytes_written;
  10879. total_data_size -= l_current_nb_bytes_written;
  10880. }
  10881. }
  10882. l_current_nb_bytes_written = 0;
  10883. if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
  10884. total_data_size, p_stream, p_manager)) {
  10885. return OPJ_FALSE;
  10886. }
  10887. l_nb_bytes_written += l_current_nb_bytes_written;
  10888. * p_data_written = l_nb_bytes_written;
  10889. /* Writing Psot in SOT marker */
  10890. opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
  10891. 4); /* PSOT */
  10892. if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
  10893. opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
  10894. }
  10895. return OPJ_TRUE;
  10896. }
  10897. static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
  10898. OPJ_BYTE * p_data,
  10899. OPJ_UINT32 * p_data_written,
  10900. OPJ_UINT32 total_data_size,
  10901. opj_stream_private_t *p_stream,
  10902. struct opj_event_mgr * p_manager
  10903. )
  10904. {
  10905. OPJ_UINT32 tilepartno = 0;
  10906. OPJ_UINT32 l_nb_bytes_written = 0;
  10907. OPJ_UINT32 l_current_nb_bytes_written;
  10908. OPJ_UINT32 l_part_tile_size;
  10909. OPJ_UINT32 tot_num_tp;
  10910. OPJ_UINT32 pino;
  10911. OPJ_BYTE * l_begin_data;
  10912. opj_tcp_t *l_tcp = 00;
  10913. opj_tcd_t * l_tcd = 00;
  10914. opj_cp_t * l_cp = 00;
  10915. l_tcd = p_j2k->m_tcd;
  10916. l_cp = &(p_j2k->m_cp);
  10917. l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
  10918. /*Get number of tile parts*/
  10919. tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
  10920. /* start writing remaining tile parts */
  10921. ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  10922. for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
  10923. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
  10924. l_current_nb_bytes_written = 0;
  10925. l_part_tile_size = 0;
  10926. l_begin_data = p_data;
  10927. if (! opj_j2k_write_sot(p_j2k, p_data,
  10928. total_data_size,
  10929. &l_current_nb_bytes_written,
  10930. p_stream,
  10931. p_manager)) {
  10932. return OPJ_FALSE;
  10933. }
  10934. l_nb_bytes_written += l_current_nb_bytes_written;
  10935. p_data += l_current_nb_bytes_written;
  10936. total_data_size -= l_current_nb_bytes_written;
  10937. l_part_tile_size += l_current_nb_bytes_written;
  10938. l_current_nb_bytes_written = 0;
  10939. if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
  10940. total_data_size, p_stream, p_manager)) {
  10941. return OPJ_FALSE;
  10942. }
  10943. p_data += l_current_nb_bytes_written;
  10944. l_nb_bytes_written += l_current_nb_bytes_written;
  10945. total_data_size -= l_current_nb_bytes_written;
  10946. l_part_tile_size += l_current_nb_bytes_written;
  10947. /* Writing Psot in SOT marker */
  10948. opj_write_bytes(l_begin_data + 6, l_part_tile_size,
  10949. 4); /* PSOT */
  10950. if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
  10951. opj_j2k_update_tlm(p_j2k, l_part_tile_size);
  10952. }
  10953. ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  10954. }
  10955. for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
  10956. l_tcd->cur_pino = pino;
  10957. /*Get number of tile parts*/
  10958. tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
  10959. for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
  10960. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
  10961. l_current_nb_bytes_written = 0;
  10962. l_part_tile_size = 0;
  10963. l_begin_data = p_data;
  10964. if (! opj_j2k_write_sot(p_j2k, p_data,
  10965. total_data_size,
  10966. &l_current_nb_bytes_written, p_stream,
  10967. p_manager)) {
  10968. return OPJ_FALSE;
  10969. }
  10970. l_nb_bytes_written += l_current_nb_bytes_written;
  10971. p_data += l_current_nb_bytes_written;
  10972. total_data_size -= l_current_nb_bytes_written;
  10973. l_part_tile_size += l_current_nb_bytes_written;
  10974. l_current_nb_bytes_written = 0;
  10975. if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
  10976. total_data_size, p_stream, p_manager)) {
  10977. return OPJ_FALSE;
  10978. }
  10979. l_nb_bytes_written += l_current_nb_bytes_written;
  10980. p_data += l_current_nb_bytes_written;
  10981. total_data_size -= l_current_nb_bytes_written;
  10982. l_part_tile_size += l_current_nb_bytes_written;
  10983. /* Writing Psot in SOT marker */
  10984. opj_write_bytes(l_begin_data + 6, l_part_tile_size,
  10985. 4); /* PSOT */
  10986. if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
  10987. opj_j2k_update_tlm(p_j2k, l_part_tile_size);
  10988. }
  10989. ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  10990. }
  10991. }
  10992. *p_data_written = l_nb_bytes_written;
  10993. return OPJ_TRUE;
  10994. }
  10995. static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
  10996. struct opj_stream_private *p_stream,
  10997. struct opj_event_mgr * p_manager)
  10998. {
  10999. OPJ_UINT32 l_tlm_size;
  11000. OPJ_OFF_T l_tlm_position, l_current_position;
  11001. /* preconditions */
  11002. assert(p_j2k != 00);
  11003. assert(p_manager != 00);
  11004. assert(p_stream != 00);
  11005. l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
  11006. l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
  11007. l_current_position = opj_stream_tell(p_stream);
  11008. if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
  11009. return OPJ_FALSE;
  11010. }
  11011. if (opj_stream_write_data(p_stream,
  11012. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
  11013. p_manager) != l_tlm_size) {
  11014. return OPJ_FALSE;
  11015. }
  11016. if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
  11017. return OPJ_FALSE;
  11018. }
  11019. return OPJ_TRUE;
  11020. }
  11021. static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
  11022. struct opj_stream_private *p_stream,
  11023. struct opj_event_mgr * p_manager)
  11024. {
  11025. /* preconditions */
  11026. assert(p_j2k != 00);
  11027. assert(p_manager != 00);
  11028. assert(p_stream != 00);
  11029. OPJ_UNUSED(p_stream);
  11030. OPJ_UNUSED(p_manager);
  11031. opj_tcd_destroy(p_j2k->m_tcd);
  11032. p_j2k->m_tcd = 00;
  11033. if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
  11034. opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
  11035. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
  11036. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
  11037. }
  11038. if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
  11039. opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
  11040. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
  11041. }
  11042. p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
  11043. return OPJ_TRUE;
  11044. }
  11045. /**
  11046. * Destroys the memory associated with the decoding of headers.
  11047. */
  11048. static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
  11049. opj_stream_private_t *p_stream,
  11050. opj_event_mgr_t * p_manager
  11051. )
  11052. {
  11053. /* preconditions */
  11054. assert(p_j2k != 00);
  11055. assert(p_stream != 00);
  11056. assert(p_manager != 00);
  11057. OPJ_UNUSED(p_stream);
  11058. OPJ_UNUSED(p_manager);
  11059. if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
  11060. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  11061. p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
  11062. }
  11063. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  11064. return OPJ_TRUE;
  11065. }
  11066. static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
  11067. struct opj_stream_private *p_stream,
  11068. struct opj_event_mgr * p_manager)
  11069. {
  11070. opj_codestream_info_t * l_cstr_info = 00;
  11071. /* preconditions */
  11072. assert(p_j2k != 00);
  11073. assert(p_manager != 00);
  11074. assert(p_stream != 00);
  11075. (void)l_cstr_info;
  11076. OPJ_UNUSED(p_stream);
  11077. /* TODO mergeV2: check this part which use cstr_info */
  11078. /*l_cstr_info = p_j2k->cstr_info;
  11079. if (l_cstr_info) {
  11080. OPJ_UINT32 compno;
  11081. l_cstr_info->tile = (opj_tile_info_t *) opj_malloc(p_j2k->m_cp.tw * p_j2k->m_cp.th * sizeof(opj_tile_info_t));
  11082. l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
  11083. l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
  11084. l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
  11085. l_cstr_info->tw = p_j2k->m_cp.tw;
  11086. l_cstr_info->th = p_j2k->m_cp.th;
  11087. l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
  11088. /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
  11089. /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
  11090. /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
  11091. /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
  11092. l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
  11093. l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
  11094. for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
  11095. l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
  11096. }
  11097. l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
  11098. /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
  11099. /*l_cstr_info->maxmarknum = 100;
  11100. l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
  11101. l_cstr_info->marknum = 0;
  11102. }*/
  11103. return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
  11104. &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
  11105. p_manager);
  11106. }
  11107. /**
  11108. * Creates a tile-coder encoder.
  11109. *
  11110. * @param p_stream the stream to write data to.
  11111. * @param p_j2k J2K codec.
  11112. * @param p_manager the user event manager.
  11113. */
  11114. static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
  11115. opj_stream_private_t *p_stream,
  11116. opj_event_mgr_t * p_manager
  11117. )
  11118. {
  11119. /* preconditions */
  11120. assert(p_j2k != 00);
  11121. assert(p_manager != 00);
  11122. assert(p_stream != 00);
  11123. OPJ_UNUSED(p_stream);
  11124. p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
  11125. if (! p_j2k->m_tcd) {
  11126. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
  11127. return OPJ_FALSE;
  11128. }
  11129. if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
  11130. p_j2k->m_tp)) {
  11131. opj_tcd_destroy(p_j2k->m_tcd);
  11132. p_j2k->m_tcd = 00;
  11133. return OPJ_FALSE;
  11134. }
  11135. return OPJ_TRUE;
  11136. }
  11137. OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
  11138. OPJ_UINT32 p_tile_index,
  11139. OPJ_BYTE * p_data,
  11140. OPJ_UINT32 p_data_size,
  11141. opj_stream_private_t *p_stream,
  11142. opj_event_mgr_t * p_manager)
  11143. {
  11144. if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
  11145. opj_event_msg(p_manager, EVT_ERROR,
  11146. "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
  11147. return OPJ_FALSE;
  11148. } else {
  11149. OPJ_UINT32 j;
  11150. /* Allocate data */
  11151. for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
  11152. opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
  11153. if (! opj_alloc_tile_component_data(l_tilec)) {
  11154. opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
  11155. return OPJ_FALSE;
  11156. }
  11157. }
  11158. /* now copy data into the tile component */
  11159. if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
  11160. opj_event_msg(p_manager, EVT_ERROR,
  11161. "Size mismatch between tile data and sent data.");
  11162. return OPJ_FALSE;
  11163. }
  11164. if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
  11165. opj_event_msg(p_manager, EVT_ERROR,
  11166. "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);
  11167. return OPJ_FALSE;
  11168. }
  11169. }
  11170. return OPJ_TRUE;
  11171. }