用来实现CCD端获取的模拟图像的数字化转换。笔者结合自己在项目开发中积累的一些经验，谈一下如何操作图像采集卡、然后再此基础基础上再实现一些特殊处理。-Used to achieve the end for analog CC D digital image conversion. The author combines his accumulated in some project development experience, talk about how to operate the image acquisition card, and then again on this basis to achieve some special treatment.