Get the runtime status of a PCM channel
#include <sys/asoundlib.h> int snd_pcm_channel_status( snd_pcm_t *handle, snd_pcm_channel_status_t *status );
Fill in the status structure's channel member to specify the direction. All other members are read-only.
libasound.so
The snd_pcm_channel_status() function fills the status structure with data about the PCM channel's runtime status.
Zero on success, or a negative error code.
QNX Neutrino
Safety: | |
---|---|
Cancellation point | No |
Interrupt handler | No |
Signal handler | Yes |
Thread | Yes |
snd_pcm_channel_status_t, snd_pcm_open(), snd_pcm_open_preferred(), snd_pcm_plugin_status()