soundout.c

   1 #include "sound-ioctl.h"
   2 #include "soundout.h"
   3 #include "unistd.h"
   4 #include "fcntl.h"
   5
   6 int soundout_open(struct soundout *so, const struct aformat *af)
   7 {
   8     so->fd = open("/dev/dsp", O_WRONLY);
   9     if (so->fd < 0){
  10         return 1;
  11     }
  12
  13     if (sound_set_format(so->fd, 16)){
  14         return 1;
  15     }
  16
  17     if (sound_set_srate(so->fd, af->srate)){
  18         return 1;
  19     }
  20
  21     if (sound_set_channels(so->fd, af->channels)){
  22         return 1;
  23     }
  24
  25     return 0;
  26 }
  27
  28 int soundout_write(struct soundout *so, const void *buf, size_t len)
  29 {
  30     write(so->fd, buf, len);
  31     return 0;
  32 }