彩色图像的边缘提取，采用控制台的小程序彩色图像的边缘提取，采用控制台的小程序-Color image edge extraction, edge extraction using a color image of a small program console using the console program

实现Canny边缘检测算法，针对彩色或灰度的视频都能够做到有效提取，很好用！-Realize Canny edge detection algorithm for color or grayscale video can be effectively extracted, very good use!