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 OPENCV library functions written in WIN32 console feature contour tracking, and draw the outline on this program is the outline of the circle, obtained in the