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pcm_ioplug.c File Reference

I/O Plugin SDK. More...


int snd_pcm_ioplug_create (snd_pcm_ioplug_t *ioplug, const char *name, snd_pcm_stream_t stream, int mode)
 Create an ioplug instance.
int snd_pcm_ioplug_delete (snd_pcm_ioplug_t *ioplug)
 Delete the ioplug instance.
void snd_pcm_ioplug_params_reset (snd_pcm_ioplug_t *ioplug)
 Reset ioplug parameters.
int snd_pcm_ioplug_set_param_list (snd_pcm_ioplug_t *ioplug, int type, unsigned int num_list, const unsigned int *list)
 Set parameter as the list.
int snd_pcm_ioplug_set_param_minmax (snd_pcm_ioplug_t *ioplug, int type, unsigned int min, unsigned int max)
 Set parameter as the min/max values.
int snd_pcm_ioplug_reinit_status (snd_pcm_ioplug_t *ioplug)
 Reinitialize the poll and mmap status.
const snd_pcm_channel_area_tsnd_pcm_ioplug_mmap_areas (snd_pcm_ioplug_t *ioplug)
 Get mmap area of ioplug.
int snd_pcm_ioplug_set_state (snd_pcm_ioplug_t *ioplug, snd_pcm_state_t state)
 Change the ioplug PCM status.
snd_pcm_uframes_t snd_pcm_ioplug_hw_avail (const snd_pcm_ioplug_t *const ioplug, const snd_pcm_uframes_t hw_ptr, const snd_pcm_uframes_t appl_ptr)
 Get the available frames. This function can be used to calculate the the available frames before calling snd_pcm_avail_update()

Detailed Description

I/O Plugin SDK.

Takashi Iwai