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Merge pull request #12374 from alalek:issue_12368

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Alexander Alekhin 2018-09-03 10:17:09 +00:00
commit ec3492a22a
1 changed files with 5 additions and 3 deletions
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8
modules/calib3d/src/stereosgbm.cpp
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@ -1487,12 +1487,14 @@ static void computeDisparitySGBM_HH4( const Mat& img1, const Mat& img2,
size_t minLrSize = width1 , LrSize = minLrSize*D2; size_t minLrSize = width1 , LrSize = minLrSize*D2;
int hsumBufNRows = SH2*2 + 2; int hsumBufNRows = SH2*2 + 2;
size_t totalBufSize = (LrSize + minLrSize)*NLR*sizeof(CostType) + // minLr[] and Lr[] size_t totalBufSize = (LrSize + minLrSize)*NLR*sizeof(CostType) + // minLr[] and Lr[]
costBufSize*hsumBufNRows*sizeof(CostType) + // hsumBuf costBufSize*hsumBufNRows*sizeof(CostType) + // hsumBuf
CSBufSize*2*sizeof(CostType) + 1024; // C, S CSBufSize*2*sizeof(CostType) + 1024; // C, S
if( buffer.empty() || !buffer.isContinuous() || if( buffer.empty() || !buffer.isContinuous() ||
buffer.cols*buffer.rows*buffer.elemSize() < totalBufSize ) buffer.cols*buffer.rows*buffer.elemSize() < totalBufSize )
buffer.create(1, (int)totalBufSize, CV_8U); {
buffer.reserveBuffer(totalBufSize);
}
// summary cost over different (nDirs) directions // summary cost over different (nDirs) directions
CostType* Cbuf = (CostType*)alignPtr(buffer.ptr(), ALIGN); CostType* Cbuf = (CostType*)alignPtr(buffer.ptr(), ALIGN);