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fixed segfault at ORB::compute() near image's border

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This commit is contained in:
Rostislav Vasilikhin
2016-12-14 12:55:00 +03:00
committed by Alexander Alekhin
parent 22df206e1f
commit 8444c23803
1 changed files with 3 additions and 1 deletions
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modules/features2d/src/orb.cpp
+3 -1
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@@ -736,7 +736,9 @@ void ORB::operator()( InputArray _image, InputArray _mask, vector<KeyPoint>& _ke
//ROI handling
const int HARRIS_BLOCK_SIZE = 9;
int halfPatchSize = patchSize / 2;
int border = std::max(edgeThreshold, std::max(halfPatchSize, HARRIS_BLOCK_SIZE/2))+1;
// sqrt(2.0) is for handling patch rotation
int descPatchSize = cvCeil(halfPatchSize*sqrt(2.0));
int border = std::max(edgeThreshold, std::max(descPatchSize, HARRIS_BLOCK_SIZE/2))+1;
Mat image = _image.getMat(), mask = _mask.getMat();
if( image.type() != CV_8UC1 )