fixed bug in gpu::PyrLKOpticalFlow::dense

vector index out of range
12 years ago · a0be7b57f5
parent 6484732509
commit a0be7b57f5
1 changed files with 3 additions and 0 deletions
--- a/modules/gpu/src/pyrlk.cpp
+++ b/modules/gpu/src/pyrlk.cpp
@ -200,6 +200,9 @@ void cv::gpu::PyrLKOpticalFlow::dense(const GpuMat& prevImg, const GpuMat& nextI
        pyrDown(nextPyr_[level - 1], nextPyr_[level]);
    }

+    uPyr_.resize(2);
+    vPyr_.resize(2);
+
    ensureSizeIsEnough(prevImg.size(), CV_32FC1, uPyr_[0]);
    ensureSizeIsEnough(prevImg.size(), CV_32FC1, vPyr_[0]);
    ensureSizeIsEnough(prevImg.size(), CV_32FC1, uPyr_[1]);