pointSetBoundingRect  701 modules/imgproc/src/shapedescr.cpp     return m.depth() <= CV_8U ? maskBoundingRect(m) : pointSetBoundingRect(m);
pointSetBoundingRect 1095 modules/imgproc/src/shapedescr.cpp         rect = cv::pointSetBoundingRect(cv::cvarrToMat(ptseq, false, false, 0, &abuf));