Merge pull request #19340 from tomoaki0705:fixStitchingExposure

4 years ago · d93790717d
parent 5e5f47321b e49ae68524
commit d93790717d
1 changed files with 5 additions and 1 deletions
--- a/modules/stitching/src/exposure_compensate.cpp
+++ b/modules/stitching/src/exposure_compensate.cpp
@ -154,7 +154,11 @@ void GainCompensator::singleFeed(const std::vector<Point> &corners, const std::v
                {
                    CV_Assert(similarity_it != similarities_.end());
                    UMat similarity = *similarity_it++;
-                    bitwise_and(intersect, similarity, intersect);
+                    // in-place operation has an issue. don't remove the swap
+                    // detail https://github.com/opencv/opencv/issues/19184
+                    Mat_<uchar> intersect_updated;
+                    bitwise_and(intersect, similarity, intersect_updated);
+                    std::swap(intersect, intersect_updated);
                }

                int intersect_count = countNonZero(intersect);