用C编写的中间层代码，QT实现的界面，包括播放、暂停、停止、退出、快进、快退、上一首、下一首、同步显示歌曲时间、全盘搜索功能、添加本地列表等功能，只能播放WAV格式的音频文件-The intermediate layer code written in C, QT achieve interface, including play, pause, stop, exit, fast-forward, rewind, on a next synchronous display of song tim