实现视频图片的抓取，本代码是每秒抓取视频图像的一帧。需要用到CxImage类，请到网上下载。如果你不要连接数据库，请删除相关代码。-video pictures crawls, the code is crawls per second video image one. Need to resort to CxImage category, search online download. If you do not connect to the database, delete the rele

抓拍的视频图象属性设置包括分辨率颜色亮度硬件接口选择等，图片嵌入，字体文字嵌入，简单图象拼接等，可加入图象检测识别处理应用，也可识别检测结果发送远程数据库或者以数据记录块的方式上传远程服务比对。另建程序加入测-Capture video image attribute settings include resolution color brightness hardware interface selection, picture into text, font embedding, simpl