message: stitching: force "stable" RNG
diff: @@ -70,9 +70,12 @@ struct MatchPairsBody : ParallelLoopBody
  void operator ()(const Range &r) const
  {
  + cv::RNG rng = cv::theRNG(); // save entry rng state
  const int num_images = static_cast<int>(features.size());
  for (int i = r.start; i < r.end; ++i)
  {
  + cv::theRNG() = cv::RNG(rng.state + i); // force "stable" RNG seed for each processed pair
  +
  int from = near_pairs[i].first;
  int to = near_pairs[i].second;
  int pair_idx = from*num_images + to;
  