message: objdetect: validate input in qrcode
diff: @@ -71,8 +71,11 @@ bool QRDecode::localization()
  Point begin, end;
  std::vector<Vec3d> list_lines_x = searchVerticalLines();
  + if (list_lines_x.empty()) return false;
  std::vector<Vec3d> list_lines_y = separateHorizontalLines(list_lines_x);
  + if (list_lines_y.empty()) return false;
  std::vector<Vec3d> result_point = pointClustering(list_lines_y);
  + if (result_point.empty()) return false;
  for (int i = 0; i < 3; i++)
  {
  localization_points.push_back(
  