opencv/modules/ocl/perf/perf_brute_force_matcher.cpp

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// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
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//
// @Authors
//    Fangfang Bai, fangfang@multicorewareinc.com
//    Jin Ma,       jin@multicorewareinc.com
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// Redistribution and use in source and binary forms, with or without modification,
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#include "perf_precomp.hpp"

using namespace perf;

#define OCL_BFMATCHER_TYPICAL_MAT_SIZES ::testing::Values(cv::Size(128, 500), cv::Size(128, 1000), cv::Size(128, 2000))

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

typedef TestBaseWithParam<Size> BruteForceMatcherFixture;

PERF_TEST_P(BruteForceMatcherFixture, DISABLED_match,
            OCL_BFMATCHER_TYPICAL_MAT_SIZES) // TODO too big difference between implementations
{
    const Size srcSize = GetParam();

    vector<DMatch> matches;
    Mat query(srcSize, CV_32F), train(srcSize, CV_32F);
    declare.in(query, train).time(srcSize.height == 2000 ? 8 : 4 );
    randu(query, 0.0f, 1.0f);
    randu(train, 0.0f, 1.0f);

    if (RUN_PLAIN_IMPL)
    {
        BFMatcher matcher(NORM_L2);
        TEST_CYCLE() matcher.match(query, train, matches);

        SANITY_CHECK_MATCHES(matches);
    }
    else if (RUN_OCL_IMPL)
    {
        ocl::BruteForceMatcher_OCL_base oclMatcher(ocl::BruteForceMatcher_OCL_base::L2Dist);
        ocl::oclMat oclQuery(query), oclTrain(train);

        TEST_CYCLE() oclMatcher.match(oclQuery, oclTrain, matches);

        SANITY_CHECK_MATCHES(matches);
    }
    else
        OCL_PERF_ELSE
}

PERF_TEST_P(BruteForceMatcherFixture, DISABLED_knnMatch,
            OCL_BFMATCHER_TYPICAL_MAT_SIZES)  // TODO too many outliers
{
    const Size srcSize = GetParam();

    vector<vector<DMatch> > matches(2);
    Mat query(srcSize, CV_32F), train(srcSize, CV_32F);
    randu(query, 0.0f, 1.0f);
    randu(train, 0.0f, 1.0f);

    declare.in(query, train);
    if (srcSize.height == 2000)
        declare.time(8);

    if (RUN_PLAIN_IMPL)
    {
        BFMatcher matcher (NORM_L2);
        TEST_CYCLE() matcher.knnMatch(query, train, matches, 2);

        std::vector<DMatch> & matches0 = matches[0], & matches1 = matches[1];
        SANITY_CHECK_MATCHES(matches0);
        SANITY_CHECK_MATCHES(matches1);
    }
    else if (RUN_OCL_IMPL)
    {
        ocl::BruteForceMatcher_OCL_base oclMatcher(ocl::BruteForceMatcher_OCL_base::L2Dist);
        ocl::oclMat oclQuery(query), oclTrain(train);

        TEST_CYCLE() oclMatcher.knnMatch(oclQuery, oclTrain, matches, 2);

        std::vector<DMatch> & matches0 = matches[0], & matches1 = matches[1];
        SANITY_CHECK_MATCHES(matches0);
        SANITY_CHECK_MATCHES(matches1);
    }
    else
        OCL_PERF_ELSE
}

PERF_TEST_P(BruteForceMatcherFixture, DISABLED_radiusMatch,
            OCL_BFMATCHER_TYPICAL_MAT_SIZES) // TODO too many outliers
{
    const Size srcSize = GetParam();

    const float max_distance = 2.0f;
    vector<vector<DMatch> > matches(2);
    Mat query(srcSize, CV_32F), train(srcSize, CV_32F);
    declare.in(query, train);
    Mat trainIdx, distance, allDist;

    randu(query, 0.0f, 1.0f);
    randu(train, 0.0f, 1.0f);

    if (RUN_PLAIN_IMPL)
    {
        BFMatcher matcher (NORM_L2);
        TEST_CYCLE() matcher.radiusMatch(query, matches, max_distance);

        std::vector<DMatch> & matches0 = matches[0], & matches1 = matches[1];
        SANITY_CHECK_MATCHES(matches0);
        SANITY_CHECK_MATCHES(matches1);
    }
    else if (RUN_OCL_IMPL)
    {
        ocl::oclMat oclQuery(query), oclTrain(train);
        ocl::BruteForceMatcher_OCL_base oclMatcher(ocl::BruteForceMatcher_OCL_base::L2Dist);

        TEST_CYCLE() oclMatcher.radiusMatch(oclQuery, oclTrain, matches, max_distance);

        std::vector<DMatch> & matches0 = matches[0], & matches1 = matches[1];
        SANITY_CHECK_MATCHES(matches0);
        SANITY_CHECK_MATCHES(matches1);
    }
    else
        OCL_PERF_ELSE
}

#undef OCL_BFMATCHER_TYPICAL_MAT_SIZES