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ORB crashed with no keypoints present
author
PhilLab
<PhilLab@users.noreply.github.com>
Fri, 22 Aug 2014 19:00:41 +0000
(21:00 +0200)
committer
PhilLab
<PhilLab@users.noreply.github.com>
Sat, 23 Aug 2014 12:02:15 +0000
(14:02 +0200)
modules/features2d/src/orb.cpp
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diff --git
a/modules/features2d/src/orb.cpp
b/modules/features2d/src/orb.cpp
index
57bce1c
..
983b2dd
100644
(file)
--- a/
modules/features2d/src/orb.cpp
+++ b/
modules/features2d/src/orb.cpp
@@
-49,7
+49,8
@@
template<typename _Tp> inline void copyVectorToUMat(const std::vector<_Tp>& v, O
{
if(v.empty())
um.release();
- Mat(1, (int)(v.size()*sizeof(v[0])), CV_8U, (void*)&v[0]).copyTo(um);
+ else
+ Mat(1, (int)(v.size()*sizeof(v[0])), CV_8U, (void*)&v[0]).copyTo(um);
}
static bool
@@
-805,6
+806,10
@@
static void computeKeyPoints(const Mat& imagePyramid,
std::vector<Vec3i> ukeypoints_buf;
nkeypoints = (int)allKeypoints.size();
+ if(nkeypoints == 0)
+ {
+ return;
+ }
Mat responses;
UMat ukeypoints, uresponses(1, nkeypoints, CV_32F);