可以实现视频播放器的有关功能(打开各种视频文件,进度条,音量调置等)-Video player can achieve the relevant functions (to open all kinds of video files, progress bar, turn the volume down home, etc.)

java JMF的应用,简单视屏播放,带进度条,静态创建多媒体播放对象.-java JMF application, a simple Screen Play, with a progress bar, the static object to create multimedia player.

声音录制小程序，并且有声音进度条的显示，有很好的参考意义-Voice recording applet and sound progress bar display, have a good reference for