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Add test for issue #2075

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This commit is contained in:
Andrey Kamaev 2013-01-30 16:07:38 +04:00
parent 3a55fb9d1b
commit 6a29b13c45
1 changed files with 31 additions and 1 deletions
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32
modules/video/test/test_optflowpyrlk.cpp
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@ -211,4 +211,34 @@ _exit_:
TEST(Video_OpticalFlowPyrLK, accuracy) { CV_OptFlowPyrLKTest test; test.safe_run(); }
/* End of file. */
TEST(Video_OpticalFlowPyrLK, submat)
{
// see bug #2075
std::string path = cvtest::TS::ptr()->get_data_path() + "../cv/shared/lena.png";
cv::Mat lenaImg = cv::imread(path);
ASSERT_FALSE(lenaImg.empty());
cv::Mat wholeImage;
cv::resize(lenaImg, wholeImage, cv::Size(1024, 1024));
cv::Mat img1 = wholeImage(cv::Rect(0, 0, 640, 360)).clone();
cv::Mat img2 = wholeImage(cv::Rect(40, 60, 640, 360));
std::vector<uchar> status;
std::vector<float> error;
std::vector<cv::Point2f> prev;
std::vector<cv::Point2f> next;
cv::RNG rng(123123);
for(int i = 0; i < 50; ++i)
{
int x = rng.uniform(0, 640);
int y = rng.uniform(0, 360);
prev.push_back(cv::Point2f((float)x, (float)y));
}
ASSERT_NO_THROW(cv::calcOpticalFlowPyrLK(img1, img2, prev, next, status, error));
}