fixig std::bad_alloc

if points0 is empty checkVector(2) return -1, it causes the exception

fixig std::bad_alloc
if points0 is empty checkVector(2) return -1, it causes the exception
21ee113a · Ahmatnurov Dinar · fdf31ec1 · 21ee113a
Commit 21ee113a authored Feb 16, 2015 by Ahmatnurov Dinar
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global_motion.cpp modules/videostab/src/global_motion.cpp +3 -0

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--- a/modules/videostab/src/global_motion.cpp
+++ b/modules/videostab/src/global_motion.cpp
@@ -544,6 +544,9 @@ Mat MotionEstimatorL1::estimate(InputArray points0, InputArray points1, bool *ok

    CV_Assert(motionModel() <= MM_AFFINE && motionModel() != MM_RIGID);

+    if(npoints <= 0)
+        return Mat::eye(3, 3, CV_32F);
+
    // prepare LP problem

    const Point2f *points0_ = points0.getMat().ptr<Point2f>();