File: perf_canny.cpp

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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#include "perf_precomp.hpp"

namespace opencv_test {

typedef tuple<string, int, bool, tuple<double, double> > Img_Aperture_L2_thresholds_t;
typedef perf::TestBaseWithParam<Img_Aperture_L2_thresholds_t> Img_Aperture_L2_thresholds;

PERF_TEST_P(Img_Aperture_L2_thresholds, canny,
            testing::Combine(
                testing::Values( "cv/shared/lena.png", "stitching/b1.png", "cv/detectors_descriptors_evaluation/images_datasets/leuven/img1.png" ),
                testing::Values( 3, 5 ),
                testing::Bool(),
                testing::Values( make_tuple(50.0, 100.0), make_tuple(0.0, 50.0), make_tuple(100.0, 120.0) )
                )
            )
{
    string filename = getDataPath(get<0>(GetParam()));
    int aperture = get<1>(GetParam());
    bool useL2 = get<2>(GetParam());
    double thresh_low = get<0>(get<3>(GetParam()));
    double thresh_high = get<1>(get<3>(GetParam()));

    Mat img = imread(filename, IMREAD_GRAYSCALE);
    if (img.empty())
        FAIL() << "Unable to load source image " << filename;
    Mat edges(img.size(), img.type());

    declare.in(img).out(edges);

    PERF_SAMPLE_BEGIN();
        Canny(img, edges, thresh_low, thresh_high, aperture, useL2);
    PERF_SAMPLE_END();

    SANITY_CHECK(edges);
}

} // namespace