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Lines Matching refs:Mixer

1646     int Mixer = 0, arg = 0, status = 0;
1648     Mixer = open("/dev/sound/mixer", O_WRONLY);
1649     if (Mixer < 0) {
1650         perror("open of /dev/sound/mixer failed");
1656     status = ioctl(Mixer, SOUND_PCM_WRITE_RATE, &arg);
1662     status = ioctl(Mixer, SOUND_PCM_SETFMT, &arg);
1668     status = ioctl(Mixer, SOUND_PCM_WRITE_CHANNELS, &arg);
1676     status = ioctl(Mixer, SOUND_MIXER_WRITE_VOLUME, &arg);