这是一个配合图像采集卡开发的图像处理例子，这个程序是我们经常要用的，对视频图像实时处理的一些操作，这里主要是对触发控制的操作程序。-This is an image acquisition card with the development of image processing example, this procedure is that we often use, real-time processing of video images of some operations, this i