snd_pcm_playback_ready (9) - Linux Man Pages

snd_pcm_playback_ready: check whether the playback buffer is available

NAME

snd_pcm_playback_ready - check whether the playback buffer is available

SYNOPSIS

int snd_pcm_playback_ready(struct snd_pcm_substream substream);

ARGUMENTS

substream

the pcm substream instance

DESCRIPTION

Checks whether enough free space is available on the playback buffer.

RETURN

Non-zero if available, or zero if not.

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