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fixed potentially incorrect memory access in cv::transform
author
Vadim Pisarevsky
<no@email>
Fri, 17 Jun 2011 16:14:47 +0000
(16:14 +0000)
committer
Vadim Pisarevsky
<no@email>
Fri, 17 Jun 2011 16:14:47 +0000
(16:14 +0000)
modules/core/src/matmul.cpp
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diff --git
a/modules/core/src/matmul.cpp
b/modules/core/src/matmul.cpp
index
a1f89eb
..
28767bf
100644
(file)
--- a/
modules/core/src/matmul.cpp
+++ b/
modules/core/src/matmul.cpp
@@
-1743,12
+1743,13
@@
void cv::transform( InputArray _src, OutputArray _dst, InputArray _mtx )
int mtype = depth == CV_32S || depth == CV_64F ? CV_64F : CV_32F;
AutoBuffer<double> _mbuf;
- double* mbuf
= _mbuf
;
+ double* mbuf;
if( !m.isContinuous() || m.type() != mtype || m.cols != scn + 1 )
{
_mbuf.allocate(dcn*(scn+1));
- Mat tmp(dcn, scn+1, mtype, (double*)_mbuf);
+ mbuf = (double*)_mbuf;
+ Mat tmp(dcn, scn+1, mtype, mbuf);
memset(tmp.data, 0, tmp.total()*tmp.elemSize());
if( m.cols == scn+1 )
m.convertTo(tmp, mtype);