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fix medianBlur accessviolation

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medianBlur called with "empty" source and ksize >= 7 crashes application with accessviolation. With this extra assert this is avoided and the application may normally catch the thrown exception.
This commit is contained in:
Jejos 2017-02-28 08:31:28 +01:00
parent dcbed8d676
commit 5169c79978
1 changed files with 1 additions and 1 deletions
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modules/imgproc/src/smooth.cpp
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@ -3494,7 +3494,7 @@ void cv::medianBlur( InputArray _src0, OutputArray _dst, int ksize )
CV_Assert( (ksize % 2 == 1) && (_src0.dims() <= 2 ));
if( ksize <= 1 )
if( ksize <= 1 || _src0.empty() )
{
_src0.copyTo(_dst);
return;