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Merge pull request #8458 from grundman:patch-2

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Alexander Alekhin 2017-04-11 10:06:34 +00:00
commit a2af1d4f71
1 changed files with 4 additions and 0 deletions
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4
modules/calib3d/src/circlesgrid.cpp
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@ -839,7 +839,11 @@ Mat CirclesGridFinder::rectifyGrid(Size detectedGridSize, const std::vector<Poin
//Mat H = findHomography( Mat( corners ), Mat( dstPoints ) );
if (H.empty())
{
H = Mat::zeros(3, 3, CV_64FC1);
warpedKeypoints.clear();
return H;
}
std::vector<Point2f> srcKeypoints;
for (size_t i = 0; i < keypoints.size(); i++)