录音放音 LINUX C 代码 ， 可用于嵌入式， 已成功交叉编译移植，请参考说明-wav record and wav play , LINUX c code , can be used in arm and other platform , please read instruction

对于Linux下的alsa的编程，用了alsa-lib库函数的接口。录音，播放功能。-For alsa programming under Linux, with a alsa-lib library functions of the interface. Recording, playback functions.

录音代码，已经在linux 版本的ubuntu 系统下面运行过额-luyin system in linux ,have been used in ubungu