C++ (Cpp) snd_pcm_dmix_state Examples

Example #1

File: pcm_dmix.c Project: Boshin/workspace

static int snd_pcm_dmix_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
{
	snd_pcm_direct_t *dmix = pcm->private_data;

	memset(status, 0, sizeof(*status));
	snd_pcm_status(dmix->spcm, status);

	switch (dmix->state) {
	case SNDRV_PCM_STATE_DRAINING:
	case SNDRV_PCM_STATE_RUNNING:
		snd_pcm_dmix_sync_ptr0(pcm, status->hw_ptr);
		status->delay += snd_pcm_mmap_playback_delay(pcm)
				+ status->avail - dmix->spcm->buffer_size;
		break;
	default:
		break;
	}

	status->state = snd_pcm_dmix_state(pcm);
	status->trigger_tstamp = dmix->trigger_tstamp;
	status->avail = snd_pcm_mmap_playback_avail(pcm);
	status->avail_max = status->avail > dmix->avail_max ? status->avail : dmix->avail_max;
	dmix->avail_max = 0;
	return 0;
}

Example #2

File: pcm_dmix.c Project: CarbonDev/android_device_motorola_solana

static int snd_pcm_dmix_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
{
	snd_pcm_direct_t *dmix = pcm->private_data;

	switch (dmix->state) {
	case SNDRV_PCM_STATE_DRAINING:
	case SNDRV_PCM_STATE_RUNNING:
		snd_pcm_dmix_sync_ptr(pcm);
		break;
	default:
		break;
	}
	memset(status, 0, sizeof(*status));
	status->state = snd_pcm_dmix_state(pcm);
	status->trigger_tstamp = dmix->trigger_tstamp;
	gettimestamp(&status->tstamp, pcm->monotonic);
	status->avail = snd_pcm_mmap_playback_avail(pcm);
	status->avail_max = status->avail > dmix->avail_max ? status->avail : dmix->avail_max;
	dmix->avail_max = 0;
	return 0;
}