#include #include #include #include #include #include #include #include #define BUF_LENGTH 2000 #define CHANNELS 0 /*0--single channel;2--double channel*/ #define SAMPLE_RATE 8000 int set_fmt(int audio_fd, int bits, int rate, int channel) { int status = -1; if( -1 == ioctl(audio_fd, SNDC...

by cc-liuwei - 驱动开发 - 2008-05-23 12:37:02 阅读（3312） 回复（4）