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3rdparty/opencv-4.5.4/modules/imgproc/perf/perf_houghcircles.cpp 2.21 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"
  #include "opencv2/imgproc/types_c.h"
  
  namespace opencv_test {
  
  PERF_TEST(PerfHoughCircles, Basic)
  {
      string filename = getDataPath("cv/imgproc/stuff.jpg");
      const double dp = 1.0;
      double minDist = 20;
      double edgeThreshold = 20;
      double accumThreshold = 30;
      int minRadius = 20;
      int maxRadius = 200;
  
      Mat img = imread(filename, IMREAD_GRAYSCALE);
      ASSERT_FALSE(img.empty()) << "Unable to load source image " << filename;
  
      GaussianBlur(img, img, Size(9, 9), 2, 2);
  
      vector<Vec3f> circles;
      declare.in(img);
  
      TEST_CYCLE()
      {
          HoughCircles(img, circles, CV_HOUGH_GRADIENT, dp, minDist, edgeThreshold, accumThreshold, minRadius, maxRadius);
      }
  
      SANITY_CHECK_NOTHING();
  }
  
  PERF_TEST(PerfHoughCircles2, ManySmallCircles)
  {
      string filename = getDataPath("cv/imgproc/beads.jpg");
      const double dp = 1.0;
      double minDist = 10;
      double edgeThreshold = 90;
      double accumThreshold = 11;
      int minRadius = 7;
      int maxRadius = 18;
  
      Mat img = imread(filename, IMREAD_GRAYSCALE);
      ASSERT_FALSE(img.empty()) << "Unable to load source image " << filename;
  
      vector<Vec3f> circles;
      declare.in(img);
  
      TEST_CYCLE()
      {
          HoughCircles(img, circles, CV_HOUGH_GRADIENT, dp, minDist, edgeThreshold, accumThreshold, minRadius, maxRadius);
      }
  
      SANITY_CHECK_NOTHING();
  }
  
  PERF_TEST(PerfHoughCircles4f, Basic)
  {
      string filename = getDataPath("cv/imgproc/stuff.jpg");
      const double dp = 1.0;
      double minDist = 20;
      double edgeThreshold = 20;
      double accumThreshold = 30;
      int minRadius = 20;
      int maxRadius = 200;
  
      Mat img = imread(filename, IMREAD_GRAYSCALE);
      ASSERT_FALSE(img.empty()) << "Unable to load source image " << filename;
  
      GaussianBlur(img, img, Size(9, 9), 2, 2);
  
      vector<Vec4f> circles;
      declare.in(img);
  
      TEST_CYCLE()
      {
          HoughCircles(img, circles, CV_HOUGH_GRADIENT, dp, minDist, edgeThreshold, accumThreshold, minRadius, maxRadius);
      }
  
      SANITY_CHECK_NOTHING();
  }
  
  } // namespace