这个是用OPENCV库函数在WIN32控制台中编写的，功能是实现轮廓跟踪，并画出轮廓，此程序得出的是圆的轮廓，求得圆的中心和半径，将此圆画出，与实际的圆形成对比。 -This is OPENCV library function in the preparation of WIN32 console, feature tracking is to achieve the outline and draw the outline, this procedure is to draw the o