屏幕录像模块，在屏幕录像模块的主窗体中，用户可以设置录像文件名和存储位置，并可以进行录像和抓图，还可以对已有录像文件进行播放、重命名、另存为、查看时间和删除等操作。-Screen video module, the module' s main form video screen, the user can set the video file name and storage location, and can capture video and can also be played o