cameracv/libs/opencv/modules/video/perf/opencl/perf_optflow_farneback.cpp

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/*M///////////////////////////////////////////////////////////////////////////////////////
//
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// For Open Source Computer Vision Library
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// Fangfang Bai, fangfang@multicorewareinc.com
// Jin Ma, jin@multicorewareinc.com
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#include "../perf_precomp.hpp"
#include "opencv2/ts/ocl_perf.hpp"
#ifdef HAVE_OPENCL
namespace opencv_test {
namespace ocl {
///////////// FarnebackOpticalFlow ////////////////////////
CV_ENUM(farneFlagType, 0, OPTFLOW_FARNEBACK_GAUSSIAN)
typedef tuple< tuple<int, double>, farneFlagType, bool > FarnebackOpticalFlowParams;
typedef TestBaseWithParam<FarnebackOpticalFlowParams> FarnebackOpticalFlowFixture;
OCL_PERF_TEST_P(FarnebackOpticalFlowFixture, FarnebackOpticalFlow,
::testing::Combine(
::testing::Values(
make_tuple<int, double>(5, 1.1),
make_tuple<int, double>(7, 1.5)
),
farneFlagType::all(),
::testing::Bool()
)
)
{
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";
const Size srcSize = frame0.size();
const int numLevels = 5;
const int winSize = 13;
const int numIters = 10;
const FarnebackOpticalFlowParams params = GetParam();
const tuple<int, double> polyParams = get<0>(params);
const int polyN = get<0>(polyParams);
const double polySigma = get<1>(polyParams);
const double pyrScale = 0.5;
int flags = get<1>(params);
const bool useInitFlow = get<2>(params);
const double eps = 0.1;
UMat uFrame0; frame0.copyTo(uFrame0);
UMat uFrame1; frame1.copyTo(uFrame1);
UMat uFlow(srcSize, CV_32FC2);
declare.in(uFrame0, uFrame1, WARMUP_READ).out(uFlow, WARMUP_READ);
if (useInitFlow)
{
cv::calcOpticalFlowFarneback(uFrame0, uFrame1, uFlow, pyrScale, numLevels, winSize, numIters, polyN, polySigma, flags);
flags |= OPTFLOW_USE_INITIAL_FLOW;
}
OCL_TEST_CYCLE()
cv::calcOpticalFlowFarneback(uFrame0, uFrame1, uFlow, pyrScale, numLevels, winSize, numIters, polyN, polySigma, flags);
SANITY_CHECK(uFlow, eps, ERROR_RELATIVE);
}
} } // namespace opencv_test::ocl
#endif // HAVE_OPENCL