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3rdparty/opencv-4.5.4/modules/video/perf/opencl/perf_optflow_pyrlk.cpp 4.06 KB
f4334277   Hu Chunming   提交3rdparty
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  /*M///////////////////////////////////////////////////////////////////////////////////////
  //
  //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
  //
  //  By downloading, copying, installing or using the software you agree to this license.
  //  If you do not agree to this license, do not download, install,
  //  copy or use the software.
  //
  //
  //                           License Agreement
  //                For Open Source Computer Vision Library
  //
  // Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
  // Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
  // Third party copyrights are property of their respective owners.
  //
  // @Authors
  //    Fangfang Bai, fangfang@multicorewareinc.com
  //    Jin Ma,       jin@multicorewareinc.com
  //
  // Redistribution and use in source and binary forms, with or without modification,
  // are permitted provided that the following conditions are met:
  //
  //   * Redistribution's of source code must retain the above copyright notice,
  //     this list of conditions and the following disclaimer.
  //
  //   * Redistribution's in binary form must reproduce the above copyright notice,
  //     this list of conditions and the following disclaimer in the documentation
  //     and/or other materials provided with the distribution.
  //
  //   * The name of the copyright holders may not be used to endorse or promote products
  //     derived from this software without specific prior written permission.
  //
  // This software is provided by the copyright holders and contributors as is and
  // any express or implied warranties, including, but not limited to, the implied
  // warranties of merchantability and fitness for a particular purpose are disclaimed.
  // In no event shall the Intel Corporation or contributors be liable for any direct,
  // indirect, incidental, special, exemplary, or consequential damages
  // (including, but not limited to, procurement of substitute goods or services;
  // loss of use, data, or profits; or business interruption) however caused
  // and on any theory of liability, whether in contract, strict liability,
  // or tort (including negligence or otherwise) arising in any way out of
  // the use of this software, even if advised of the possibility of such damage.
  //
  //M*/
  
  #include "../perf_precomp.hpp"
  #include "opencv2/ts/ocl_perf.hpp"
  
  #ifdef HAVE_OPENCL
  
  namespace opencv_test {
  namespace ocl {
  
  typedef tuple< int > PyrLKOpticalFlowParams;
  typedef TestBaseWithParam<PyrLKOpticalFlowParams> PyrLKOpticalFlowFixture;
  
  OCL_PERF_TEST_P(PyrLKOpticalFlowFixture, PyrLKOpticalFlow,
                  ::testing::Values(1000, 2000, 4000)
                  )
  {
      Mat frame0 = imread(getDataPath("gpu/opticalflow/rubberwhale1.png"), cv::IMREAD_GRAYSCALE);
      ASSERT_FALSE(frame0.empty()) << "can't load rubberwhale1.png";
  
      Mat frame1 = imread(getDataPath("gpu/opticalflow/rubberwhale2.png"), cv::IMREAD_GRAYSCALE);
      ASSERT_FALSE(frame1.empty()) << "can't load rubberwhale2.png";
  
      UMat uFrame0; frame0.copyTo(uFrame0);
      UMat uFrame1; frame1.copyTo(uFrame1);
  
      const Size winSize = Size(21, 21);
      const int maxLevel = 3;
      const TermCriteria criteria = TermCriteria(TermCriteria::COUNT+TermCriteria::EPS, 30, 0.01);
      const int flags = 0;
      const float minEigThreshold = 1e-4f;
      const double eps = 1.0;
  
      const PyrLKOpticalFlowParams params = GetParam();
      const int pointsCount = get<0>(params);
  
      // SKIP unstable tests
  #ifdef __linux__
      if (cvtest::skipUnstableTests && ocl::useOpenCL())
      {
           if (ocl::Device::getDefault().isIntel())
               throw ::perf::TestBase::PerfSkipTestException();
      }
  #endif
  
      vector<Point2f> pts;
      goodFeaturesToTrack(frame0, pts, pointsCount, 0.01, 0.0);
      Mat ptsMat(1, static_cast<int>(pts.size()), CV_32FC2, (void *)&pts[0]);
  
      declare.in(uFrame0, uFrame1, WARMUP_READ);
      UMat uNextPts, uStatus, uErr;
      OCL_TEST_CYCLE()
          cv::calcOpticalFlowPyrLK(uFrame0, uFrame1, pts, uNextPts, uStatus, uErr, winSize, maxLevel, criteria, flags, minEigThreshold);
  
      SANITY_CHECK(uNextPts, eps);
  }
  
  } } // namespace opencv_test::ocl
  
  #endif // HAVE_OPENCL