一个视频捕捉程序，可把图片保存为bmp格式，可设置各种颜色参数，信号源参数，完整的类描述，很好的后期修改源码。-A video capture program, you can save the picture as a bmp format, you can set a variety of color parameters, the signal source parameters, a complete class descr iption, a good source of post-m