基于Qt/Embedded的MP3音乐播放器的设计与实现

摘要

讨论了基于Qt/Embedded的MP3音乐播放器设计方法,其继承了Qt的图形界面GUI的编程思想,采用Phonon模块对MP3格式文件进行解码,实现了播放本地的MP3音频文件。设计的MP3音乐播放器,具备了一些基本的音乐操作处理功能,包括打开、播放、暂停、歌词显示、音量滚动调节、时间显示和播放列表等功能。利用Qt设计MP3音乐播放器图形用户界面,大大的提高了人机交互的友好性和美观性,设计的MP3音乐播放器界面友好,功能完善。%The design method of MP3 player is discussed based on Qt/Embedded,which inherits the Qt graphics interface GUI programming ideas and adopts Phonon mold to decode MP3 files,can play local MP3 audio files.The design of MP3 player has some standard music operations transaction functions,including open,play,pause,lyrics display,volume scroll,time display and lists.The graphical consumer interface of MP3 player greatly improves the friendliness and beauty of person＇s machine alternant and this player has friendly interface and fully functions.