OpenCV/opencv/modules/features2d/perf/opencl/perf_brute_force_matcher.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 {

//////////////////// BruteForceMatch /////////////////

typedef Size_MatType BruteForceMatcherFixture;

OCL_PERF_TEST_P(BruteForceMatcherFixture, Match, ::testing::Combine(OCL_PERF_ENUM(OCL_SIZE_1, OCL_SIZE_2, OCL_SIZE_3), OCL_PERF_ENUM((MatType)CV_32FC1) ) )
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params);

    checkDeviceMaxMemoryAllocSize(srcSize, type);

    vector<DMatch> matches;
    UMat uquery(srcSize, type), utrain(srcSize, type);

    declare.in(uquery, utrain, WARMUP_RNG);

    BFMatcher matcher(NORM_L2);

    OCL_TEST_CYCLE()
        matcher.match(uquery, utrain, matches);

    SANITY_CHECK_MATCHES(matches, 1e-3);
}

OCL_PERF_TEST_P(BruteForceMatcherFixture, KnnMatch, ::testing::Combine(OCL_PERF_ENUM(OCL_SIZE_1, OCL_SIZE_2, OCL_SIZE_3), OCL_PERF_ENUM((MatType)CV_32FC1) ) )
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params);

    checkDeviceMaxMemoryAllocSize(srcSize, type);

    vector< vector<DMatch> > matches;
    UMat uquery(srcSize, type), utrain(srcSize, type);

    declare.in(uquery, utrain, WARMUP_RNG);

    BFMatcher matcher(NORM_L2);

    OCL_TEST_CYCLE()
        matcher.knnMatch(uquery, utrain, matches, 2);

    vector<DMatch> & matches0 = matches[0], & matches1 = matches[1];
    SANITY_CHECK_MATCHES(matches0, 1e-3);
    SANITY_CHECK_MATCHES(matches1, 1e-3);

}

OCL_PERF_TEST_P(BruteForceMatcherFixture, RadiusMatch, ::testing::Combine(OCL_PERF_ENUM(OCL_SIZE_1, OCL_SIZE_2, OCL_SIZE_3), OCL_PERF_ENUM((MatType)CV_32FC1) ) )
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params);

    checkDeviceMaxMemoryAllocSize(srcSize, type);

    vector< vector<DMatch> > matches;
    UMat uquery(srcSize, type), utrain(srcSize, type);

    declare.in(uquery, utrain, WARMUP_RNG);

    BFMatcher matcher(NORM_L2);

    OCL_TEST_CYCLE()
        matcher.radiusMatch(uquery, utrain, matches, 2.0f);

    vector<DMatch> & matches0 = matches[0], & matches1 = matches[1];
    SANITY_CHECK_MATCHES(matches0, 1e-3);
    SANITY_CHECK_MATCHES(matches1, 1e-3);
}

} // ocl
} // cvtest

#endif // HAVE_OPENCL