使用时需要有一个摄像头并安装好相关驱动程序。将在窗口显示的同时并录制下来，以AVI文件存储。-need to use a camera and installed the relevant driver. The window display at the same time and recorded to AVI file storage.

能自动识别电脑中的摄像头驱动，并可一任意选择存储位置，实现avi视频的采集。缺点是没有进行视频的压缩。-The computer can automatically recognize the camera driver, and an arbitrary choice of storage location, to achieve avi video collection. Disadvantage is that no video compression.