Man Page: snd_pcm_playback_empty
Operating Environment: suse
Section: 9
SND_PCM_PLAYBACK_EMP(9) Sound Devices SND_PCM_PLAYBACK_EMP(9)NAMEsnd_pcm_playback_empty - check whether the playback buffer is emptySYNOPSISint snd_pcm_playback_empty(struct snd_pcm_substream * substream);ARGUMENTSsubstream the pcm substream instanceDESCRIPTIONChecks whether the playback buffer is empty. Returns non-zero if empty, or zero if not.COPYRIGHTKernel Hackers Manual 2.6. July 2010 SND_PCM_PLAYBACK_EMP(9)