OpenCV/opencv/modules/imgproc/perf/opencl/perf_pyramid.cpp

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//    Jin Ma,       jin@multicorewareinc.com
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#include "../perf_precomp.hpp"
#include "opencv2/ts/ocl_perf.hpp"

#ifdef HAVE_OPENCL

namespace opencv_test {
namespace ocl {

///////////// PyrDown //////////////////////

typedef Size_MatType PyrDownFixture;

OCL_PERF_TEST_P(PyrDownFixture, PyrDown,
            ::testing::Combine(OCL_TEST_SIZES, OCL_TEST_TYPES_134))
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params);
    const Size dstSize((srcSize.height + 1) >> 1, (srcSize.width + 1) >> 1);
    const double eps = CV_MAT_DEPTH(type) <= CV_32S ? 1 : 1e-5;

    checkDeviceMaxMemoryAllocSize(srcSize, type);
    checkDeviceMaxMemoryAllocSize(dstSize, type);

    UMat src(srcSize, type), dst(dstSize, type);
    declare.in(src, WARMUP_RNG).out(dst);

    OCL_TEST_CYCLE() cv::pyrDown(src, dst);

    SANITY_CHECK(dst, eps);
}

///////////// PyrUp ////////////////////////

typedef Size_MatType PyrUpFixture;

OCL_PERF_TEST_P(PyrUpFixture, PyrUp,
            ::testing::Combine(OCL_TEST_SIZES, OCL_TEST_TYPES_134))
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params);
    const Size dstSize(srcSize.height << 1, srcSize.width << 1);
    const double eps = CV_MAT_DEPTH(type) <= CV_32S ? 1 : 1e-5;

    checkDeviceMaxMemoryAllocSize(srcSize, type);
    checkDeviceMaxMemoryAllocSize(dstSize, type);

    UMat src(srcSize, type), dst(dstSize, type);
    declare.in(src, WARMUP_RNG).out(dst);

    OCL_TEST_CYCLE() cv::pyrUp(src, dst);

    SANITY_CHECK(dst, eps);
}

///////////// buildPyramid ////////////////////////

typedef Size_MatType BuildPyramidFixture;

OCL_PERF_TEST_P(BuildPyramidFixture, BuildPyramid,
                ::testing::Combine(OCL_TEST_SIZES, OCL_TEST_TYPES_134))
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params), maxLevel = 5;
    const double eps = CV_MAT_DEPTH(type) <= CV_32S ? 1 : 1e-5;

    checkDeviceMaxMemoryAllocSize(srcSize, type);

    std::vector<UMat> dst(maxLevel);
    UMat src(srcSize, type);
    declare.in(src, WARMUP_RNG);

    OCL_TEST_CYCLE() cv::buildPyramid(src, dst, maxLevel);

    UMat dst0 = dst[0], dst1 = dst[1], dst2 = dst[2], dst3 = dst[3], dst4 = dst[4];

    SANITY_CHECK(dst0, eps);
    SANITY_CHECK(dst1, eps);
    SANITY_CHECK(dst2, eps);
    SANITY_CHECK(dst3, eps);
    SANITY_CHECK(dst4, eps);
}

} } // namespace opencv_test::ocl

#endif // HAVE_OPENCL