330         int maxsize = std::max(1 << 10, src.cols * (boundaries.end - boundaries.start) / 10);  in operator ()()  local
331         std::vector<uchar*> stack(maxsize);  in operator ()()
455             if ((stack_top - stack_bottom) + src.cols > maxsize)  in operator ()()
458                 maxsize = std::max(maxsize * 3/2, sz + src.cols);  in operator ()()
459                 stack.resize(maxsize);  in operator ()()
535             if ((stack_top - stack_bottom) + 8 > maxsize)  in operator ()()
538                 maxsize = maxsize * 3/2;  in operator ()()
539                 stack.resize(maxsize);  in operator ()()
721     int maxsize = std::max(1 << 10, src.cols * src.rows / 10);  in Canny()  local
722     std::vector<uchar*> stack(maxsize);  in Canny()
862         if ((stack_top - stack_bottom) + src.cols > maxsize)  in Canny()
865             maxsize = std::max(maxsize * 3/2, sz + src.cols);  in Canny()
866             stack.resize(maxsize);  in Canny()
930         if ((stack_top - stack_bottom) + 8 > maxsize)  in Canny()
933             maxsize = maxsize * 3/2;  in Canny()
934             stack.resize(maxsize);  in Canny()