snd_pcm_playback

Synopsis:

#include <sys/asoundlib.h>

int snd_pcm_playback_pause ( snd_pcm_t *pcm );

Arguments:

pcm: The handle for the PCM device, which you must have opened by calling snd_pcm_open_name(), snd_pcm_open(), or snd_pcm_open_preferred().

Library:

libasound.so

Use the -l asound option to qcc to link against this library.

Description:

The snd_pcm_playback_pause() function pauses a channel that's playing back. Unlike draining or flushing, this preserves all data that has not yet played out within the audio driver, to be played out after resuming.

Returns:

EOK: Success.
-EINVAL: The handle is NULL, or the channel isn't playing back.

This function can return other negative errno values.

Classification:

QNX Neutrino

Safety:
Cancellation point	No
Interrupt handler	No
Signal handler	Yes
Thread	Yes