用Qt creater开发的madplay 播放器前端QT4 GUI应用程序，运行于linux ARM9平台，实现播放、暂停、音量设置、上一曲、下一曲功能。申明，非完全原创-Developed with Qt creater madplay player front-end QT4 GUI application, running on Linux ARM9 platform for playing, pause, volume setting, on a of a function.Affir