#include <opencv2/opencv.hpp> #include <cstdlib> #include <ctime> int main(void) { cv::Mat dst; std::srand(std::time(NULL)); for (int i = 0; i < 16384; ++i) { int width = std::rand() % 2560 + 16; int height = std::rand() % 2048 + 16; double sigma = double(std...