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 ima