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Fixed out of bound reading in makeAgastOffsets

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This commit is contained in:
Vitaly Tuzov 2017-05-10 16:21:22 +03:00
parent 41d55c5095
commit ee5b5a6b2f
1 changed files with 6 additions and 1 deletions
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7
modules/features2d/src/agast_score.cpp
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@ -82,10 +82,15 @@ void makeAgastOffsets(int pixel[16], int rowStride, int type)
type == AgastFeatureDetector::AGAST_7_12s ? offsets12s :
type == AgastFeatureDetector::AGAST_5_8 ? offsets8 : 0;
const int offsets_len = type == AgastFeatureDetector::OAST_9_16 ? 16 :
type == AgastFeatureDetector::AGAST_7_12d ? 12 :
type == AgastFeatureDetector::AGAST_7_12s ? 12 :
type == AgastFeatureDetector::AGAST_5_8 ? 8 : 0;
CV_Assert(pixel && offsets);
int k = 0;
for( ; k < 16; k++ )
for( ; k < offsets_len; k++ )
pixel[k] = offsets[k][0] + offsets[k][1] * rowStride;
}