opencv/modules/imgproc/perf/perf_integral.cpp

#include "perf_precomp.hpp"

using namespace std;
using namespace cv;
using namespace perf;
using std::tr1::make_tuple;
using std::tr1::get;

typedef std::tr1::tuple<Size, MatType, MatDepth> Size_MatType_OutMatDepth_t;
typedef perf::TestBaseWithParam<Size_MatType_OutMatDepth_t> Size_MatType_OutMatDepth;

PERF_TEST_P(Size_MatType_OutMatDepth, integral,
            testing::Combine(
                testing::Values(TYPICAL_MAT_SIZES),
                testing::Values(CV_8UC1, CV_8UC4),
                testing::Values(CV_32S, CV_32F, CV_64F)
                )
            )
{
    Size sz = get<0>(GetParam());
    int matType = get<1>(GetParam());
    int sdepth = get<2>(GetParam());

    Mat src(sz, matType);
    Mat sum(sz, sdepth);

    declare.in(src, WARMUP_RNG).out(sum);
    
    TEST_CYCLE() integral(src, sum, sdepth);
    
    SANITY_CHECK(sum, 1e-6);
}

PERF_TEST_P(Size_MatType_OutMatDepth, integral_sqsum,
            testing::Combine(
                testing::Values(TYPICAL_MAT_SIZES),
                testing::Values(CV_8UC1, CV_8UC4),
                testing::Values(CV_32S, CV_32F, CV_64F)
                )
            )
{
    Size sz = get<0>(GetParam());
    int matType = get<1>(GetParam());
    int sdepth = get<2>(GetParam());

    Mat src(sz, matType);
    Mat sum(sz, sdepth);
    Mat sqsum(sz, sdepth);

    declare.in(src, WARMUP_RNG).out(sum, sqsum);
    
    TEST_CYCLE() integral(src, sum, sqsum, sdepth);
    
    SANITY_CHECK(sum, 1e-6);
    SANITY_CHECK(sqsum, 1e-6);
}

PERF_TEST_P( Size_MatType_OutMatDepth, integral_sqsum_tilted,
             testing::Combine(
                 testing::Values( TYPICAL_MAT_SIZES ),
                 testing::Values( CV_8UC1, CV_8UC4 ),
                 testing::Values( CV_32S, CV_32F, CV_64F )
                 )
             )
{
    Size sz = get<0>(GetParam());
    int matType = get<1>(GetParam());
    int sdepth = get<2>(GetParam());

    Mat src(sz, matType);
    Mat sum(sz, sdepth);
    Mat sqsum(sz, sdepth);
    Mat tilted(sz, sdepth);

    declare.in(src, WARMUP_RNG).out(sum, sqsum, tilted);
    
    TEST_CYCLE() integral(src, sum, sqsum, tilted, sdepth);
    
    SANITY_CHECK(sum, 1e-6);
    SANITY_CHECK(sqsum, 1e-6);
    SANITY_CHECK(tilted, 1e-6, tilted.depth() > CV_32S ? ERROR_RELATIVE : ERROR_ABSOLUTE);
}