Merge pull request #1270 from rdm12:bugfix_3094

11 years ago · 902aa309f8
parent 6ae9870de4 4eb85189e5
commit 902aa309f8
1 changed files with 1 additions and 0 deletions
--- a/modules/imgproc/src/pyramids.cpp
+++ b/modules/imgproc/src/pyramids.cpp
@ -191,6 +191,7 @@ pyrDown_( const Mat& _src, Mat& _dst, int borderType )
    typedef typename CastOp::type1 WT;
    typedef typename CastOp::rtype T;

+    CV_Assert( !_src.empty() );
    Size ssize = _src.size(), dsize = _dst.size();
    int cn = _src.channels();
    int bufstep = (int)alignSize(dsize.width*cn, 16);