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3rdparty/opencv-4.5.4/modules/imgproc/perf/perf_canny.cpp 1.44 KB
f4334277   Hu Chunming   提交3rdparty
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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