摘要
设计了一种应用于嵌入式系统的MP3播放器.该播放器基于嵌入式Linux操作系统、应用ARM平台.介绍了MP3文件的编码原理,论述了解码过程及关键算法,并实现其在ARM平台的运行.该播放器除能够播放MP3音乐外,还具有多国语言支持、按键控制、以及歌词同步显示等功能.
This paper designs a kind of MP3 player based on embedded systems. The player is based on em- bedded Linux OS, and applied to ARM platform. First, this paper introduces the coding principle of MP3 fdes. Secondly, it discusses the decoding process and crucial algorithm in detail. Finally, it accomplishes the player＇s rurnning on ARM platform. Besides playing MP3 music, the player supports multi-languages, lyrics synchronization,and buttons control.
出处
《重庆工学院学报》
2007年第5期65-68,共4页
Journal of Chongqing Institute of Technology
基金
"十一五"国防预研项目(51305050203)
