jpc_qmfb.h 4.6 KB

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  1. /*
  2. * Copyright (c) 1999-2000 Image Power, Inc. and the University of
  3. * British Columbia.
  4. * Copyright (c) 2001-2004 Michael David Adams.
  5. * All rights reserved.
  6. */
  7. /* __START_OF_JASPER_LICENSE__
  8. *
  9. * JasPer License Version 2.0
  10. *
  11. * Copyright (c) 2001-2006 Michael David Adams
  12. * Copyright (c) 1999-2000 Image Power, Inc.
  13. * Copyright (c) 1999-2000 The University of British Columbia
  14. *
  15. * All rights reserved.
  16. *
  17. * Permission is hereby granted, free of charge, to any person (the
  18. * "User") obtaining a copy of this software and associated documentation
  19. * files (the "Software"), to deal in the Software without restriction,
  20. * including without limitation the rights to use, copy, modify, merge,
  21. * publish, distribute, and/or sell copies of the Software, and to permit
  22. * persons to whom the Software is furnished to do so, subject to the
  23. * following conditions:
  24. *
  25. * 1. The above copyright notices and this permission notice (which
  26. * includes the disclaimer below) shall be included in all copies or
  27. * substantial portions of the Software.
  28. *
  29. * 2. The name of a copyright holder shall not be used to endorse or
  30. * promote products derived from the Software without specific prior
  31. * written permission.
  32. *
  33. * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
  34. * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
  35. * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
  36. * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
  37. * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  38. * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
  39. * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
  40. * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
  41. * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
  42. * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
  43. * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
  44. * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
  45. * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
  46. * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
  47. * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
  48. * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
  49. * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
  50. * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
  51. * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
  52. * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
  53. * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
  54. * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
  55. * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
  56. * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
  57. * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
  58. * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
  59. *
  60. * __END_OF_JASPER_LICENSE__
  61. */
  62. /*
  63. * Quadrature Mirror-Image Filter Bank (QMFB) Routines
  64. *
  65. * $Id: jpc_qmfb.h,v 1.2 2008-05-26 09:40:52 vp153 Exp $
  66. */
  67. #ifndef JPC_QMFB_H
  68. #define JPC_QMFB_H
  69. /******************************************************************************\
  70. * Includes.
  71. \******************************************************************************/
  72. #include "jasper/jas_seq.h"
  73. /******************************************************************************\
  74. * Constants.
  75. \******************************************************************************/
  76. /* QMFB IDs. */
  77. #define JPC_QMFB1D_FT 1 /* 5/3 */
  78. #define JPC_QMFB1D_NS 2 /* 9/7 */
  79. /******************************************************************************\
  80. * Types.
  81. \******************************************************************************/
  82. /******************************************************************************\
  83. * Functions.
  84. \******************************************************************************/
  85. #if !defined(JPC_QMFB_COLGRPSIZE)
  86. /* The number of columns to group together during the vertical processing
  87. stage of the wavelet transform. */
  88. /* The default value for this parameter is probably not optimal for
  89. any particular platform. Hopefully, it is not too unreasonable, however. */
  90. #define JPC_QMFB_COLGRPSIZE 16
  91. #endif
  92. typedef struct {
  93. int (*analyze)(int *, int, int, int, int, int);
  94. int (*synthesize)(int *, int, int, int, int, int);
  95. double *lpenergywts;
  96. double *hpenergywts;
  97. } jpc_qmfb2d_t;
  98. extern jpc_qmfb2d_t jpc_ft_qmfb2d;
  99. extern jpc_qmfb2d_t jpc_ns_qmfb2d;
  100. #endif