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check of keypoint index range in drawMatches

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mdim 2013-01-22 00:37:27 +04:00
parent a45eb275e3
commit 93f8e7ba74
1 changed files with 5 additions and 2 deletions
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7
modules/features2d/src/draw.cpp
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@ -200,10 +200,13 @@ void drawMatches( const Mat& img1, const vector<KeyPoint>& keypoints1,
// draw matches
for( size_t m = 0; m < matches1to2.size(); m++ )
{
int i1 = matches1to2[m].queryIdx;
int i2 = matches1to2[m].trainIdx;
if( matchesMask.empty() || matchesMask[m] )
{
int i1 = matches1to2[m].queryIdx;
int i2 = matches1to2[m].trainIdx;
CV_Assert(i1 >= 0 && i1 < static_cast<int>(keypoints1.size()));
CV_Assert(i2 >= 0 && i2 < static_cast<int>(keypoints2.size()));
const KeyPoint &kp1 = keypoints1[i1], &kp2 = keypoints2[i2];
_drawMatch( outImg, outImg1, outImg2, kp1, kp2, matchColor, flags );
}