主要实现视频的基本功能，比如视频的播放，前进、后退、全屏播放等功能，而且可以对视频进行路径的选择，对视频的播放列表进行保存删等功能，希望对大家有用。- The main achievement of the basic functions of the video, such as video playback, forward, backward, full-screen playback and other functions, and can choose the path of th