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Don't process empty src image in GFTT

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This commit is contained in:
Alexander Karsakov 2014-10-28 16:06:36 +03:00
parent fae2eb8a1a
commit 967a88759f
1 changed files with 6 additions and 0 deletions
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6
modules/imgproc/src/featureselect.cpp
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@ -275,6 +275,12 @@ void cv::goodFeaturesToTrack( InputArray _image, OutputArray _corners,
_mask, blockSize, useHarrisDetector, harrisK))
Mat image = _image.getMat(), eig, tmp;
if (image.empty())
{
_corners.release();
return;
}
if( useHarrisDetector )
cornerHarris( image, eig, blockSize, 3, harrisK );
else