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47 #include "perf_precomp.hpp"
49 ///////////// GoodFeaturesToTrack ////////////////////////
50 PERFTEST(GoodFeaturesToTrack)
54 int maxCorners = 2000;
55 double qualityLevel = 0.01;
57 std::string images[] = { "rubberwhale1.png", "aloeL.jpg" };
59 std::vector<cv::Point2f> pts_gold, pts_ocl;
61 for(size_t imgIdx = 0; imgIdx < (sizeof(images)/sizeof(std::string)); ++imgIdx)
63 Mat frame = imread(abspath(images[imgIdx]), IMREAD_GRAYSCALE);
64 CV_Assert(!frame.empty());
66 for(float minDistance = 0; minDistance < 4; minDistance += 3.0)
68 SUBTEST << "image = " << images[imgIdx] << "; ";
69 SUBTEST << "minDistance = " << minDistance << "; ";
71 cv::goodFeaturesToTrack(frame, pts_gold, maxCorners, qualityLevel, minDistance);
74 cv::goodFeaturesToTrack(frame, pts_gold, maxCorners, qualityLevel, minDistance);
77 cv::ocl::GoodFeaturesToTrackDetector_OCL detector(maxCorners, qualityLevel, minDistance);
79 ocl::oclMat frame_ocl(frame), pts_oclmat;
82 detector(frame_ocl, pts_oclmat);
85 detector.downloadPoints(pts_oclmat, pts_ocl);
87 double diff = abs(static_cast<float>(pts_gold.size() - pts_ocl.size()));
88 TestSystem::instance().setAccurate(diff == 0.0, diff);
91 detector(frame_ocl, pts_oclmat);
95 frame_ocl.upload(frame);
96 detector(frame_ocl, pts_oclmat);
97 detector.downloadPoints(pts_oclmat, pts_ocl);