此程序实现的功能是轮廓检测，而且这个图可以自己画，可以让大家熟悉下轮廓检测的编码步骤。开发环境opencv2.4.6和vs2010.-This program implements the function of contour detection, and this figure can own painting, you can let everyone familiar with contour detection encoding step. Opencv2.4.6 and develo