该程序用于处理音频数据，将从声卡直接采集的pcm格式的数据压缩成adpcm格式进行传输，从而达到节省流量的目的。-The procedure for processing audio data, collected directly from the sound card pcm format of the data compression into a transmission format adpcm to achieve the purpose of saving flows.

学习S3C2410 自带的IIS 音频接口的使用，通过DMA 数据传输方式编程实现对WAV声音文件（不超过10 秒）的循环播放。-Audio experiment

苹果airplay协议中音频协议airtunes客户端的实现。通过RTP传输音频流，通过RTSP对音频流进行控制，音频的decode支持mp3,aac,alac格式。-Achieve airtunes protocol in apple airplay protocol. Through the RTP transfer audio stream, through RTSP control on the audio stream, audio decode supports MP3, AAC,