message: workaround the test failure
diff: @@ -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);
  