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new implementation of gpu::PyrLKOpticalFlow::sparse (1.5 - 2x faster)

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This commit is contained in:
Vladislav Vinogradov
2012-06-18 06:49:10 +00:00
parent 33d9e2354a
commit f392ab0e08
7 changed files with 290 additions and 386 deletions
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21
modules/gpu/perf_cpu/perf_video.cpp
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@@ -34,12 +34,16 @@ INSTANTIATE_TEST_CASE_P(Video, GoodFeaturesToTrack, testing::Combine(
IMPLEMENT_PARAM_CLASS(GraySource, bool)
IMPLEMENT_PARAM_CLASS(Points, int)
IMPLEMENT_PARAM_CLASS(WinSize, int)
IMPLEMENT_PARAM_CLASS(Levels, int)
IMPLEMENT_PARAM_CLASS(Iters, int)
GPU_PERF_TEST(PyrLKOpticalFlowSparse, cv::gpu::DeviceInfo, GraySource, Points, WinSize)
GPU_PERF_TEST(PyrLKOpticalFlowSparse, cv::gpu::DeviceInfo, GraySource, Points, WinSize, Levels, Iters)
{
bool useGray = GET_PARAM(1);
int points = GET_PARAM(2);
int win_size = GET_PARAM(3);
int levels = GET_PARAM(4);
int iters = GET_PARAM(5);
cv::Mat frame0 = readImage("gpu/opticalflow/frame0.png", useGray ? cv::IMREAD_GRAYSCALE : cv::IMREAD_COLOR);
ASSERT_FALSE(frame0.empty());
@@ -59,11 +63,17 @@ GPU_PERF_TEST(PyrLKOpticalFlowSparse, cv::gpu::DeviceInfo, GraySource, Points, W
cv::Mat nextPts;
cv::Mat status;
cv::calcOpticalFlowPyrLK(frame0, frame1, pts, nextPts, status, cv::noArray(), cv::Size(win_size, win_size));
cv::calcOpticalFlowPyrLK(frame0, frame1, pts, nextPts, status, cv::noArray(),
cv::Size(win_size, win_size), levels - 1,
cv::TermCriteria(cv::TermCriteria::COUNT + cv::TermCriteria::EPS, iters, 0.01));
declare.time(20.0);
TEST_CYCLE()
{
cv::calcOpticalFlowPyrLK(frame0, frame1, pts, nextPts, status, cv::noArray(), cv::Size(win_size, win_size));
cv::calcOpticalFlowPyrLK(frame0, frame1, pts, nextPts, status, cv::noArray(),
cv::Size(win_size, win_size), levels - 1,
cv::TermCriteria(cv::TermCriteria::COUNT + cv::TermCriteria::EPS, iters, 0.01));
}
}
@@ -71,7 +81,9 @@ INSTANTIATE_TEST_CASE_P(Video, PyrLKOpticalFlowSparse, testing::Combine(
ALL_DEVICES,
testing::Values(GraySource(true), GraySource(false)),
testing::Values(Points(1000), Points(2000), Points(4000), Points(8000)),
testing::Values(WinSize(17), WinSize(21))));
testing::Values(WinSize(9), WinSize(13), WinSize(17), WinSize(21)),
testing::Values(Levels(1), Levels(2), Levels(3)),
testing::Values(Iters(1), Iters(10), Iters(30))));
//////////////////////////////////////////////////////
// FarnebackOpticalFlowTest
@@ -100,6 +112,7 @@ GPU_PERF_TEST_1(FarnebackOpticalFlowTest, cv::gpu::DeviceInfo)
TEST_CYCLE()
{
cv::calcOpticalFlowFarneback(frame0, frame1, flow, pyrScale, numLevels, winSize, numIters, polyN, polySigma, flags);
}
}