C++ opencv小练习绘制点，直线，圆，椭圆等基本图像

#include "opencv2/highgui/highgui.hpp" #include "opencv2/imgproc/imgproc.hpp" #include <iostream> #include <stdio.h> using namespace std; using namespace cv; int main() { // 设置窗口 Mat img = Mat::ze

>>阅读原文<<