PCM scopes.
|
Defines |
|
#define | atomic_read(ptr) __atomic_load_n(ptr, __ATOMIC_SEQ_CST ) |
|
#define | atomic_add(ptr, n) __atomic_add_fetch(ptr, n, __ATOMIC_SEQ_CST) |
|
#define | atomic_dec(ptr) __atomic_sub_fetch(ptr, 1, __ATOMIC_SEQ_CST) |
Functions |
| int | snd_pcm_meter_add_scope (snd_pcm_t *pcm, snd_pcm_scope_t *scope) |
| | Add a scope to a SND_PCM_TYPE_METER PCM.
|
| snd_pcm_scope_t * | snd_pcm_meter_search_scope (snd_pcm_t *pcm, const char *name) |
| | Search an installed scope inside a SND_PCM_TYPE_METER PCM.
|
| snd_pcm_uframes_t | snd_pcm_meter_get_bufsize (snd_pcm_t *pcm) |
| | Get meter buffer size from a SND_PCM_TYPE_METER PCM.
|
| unsigned int | snd_pcm_meter_get_channels (snd_pcm_t *pcm) |
| | Get meter channels from a SND_PCM_TYPE_METER PCM.
|
| unsigned int | snd_pcm_meter_get_rate (snd_pcm_t *pcm) |
| | Get meter rate from a SND_PCM_TYPE_METER PCM.
|
| snd_pcm_uframes_t | snd_pcm_meter_get_now (snd_pcm_t *pcm) |
| | Get meter "now" frame pointer from a SND_PCM_TYPE_METER PCM.
|
| snd_pcm_uframes_t | snd_pcm_meter_get_boundary (snd_pcm_t *pcm) |
| | Get boundary for frame pointers from a SND_PCM_TYPE_METER PCM.
|
| void | snd_pcm_scope_set_name (snd_pcm_scope_t *scope, const char *val) |
| | Set name of a SND_PCM_TYPE_METER PCM scope.
|
| const char * | snd_pcm_scope_get_name (snd_pcm_scope_t *scope) |
| | Get name of a SND_PCM_TYPE_METER PCM scope.
|
| void | snd_pcm_scope_set_ops (snd_pcm_scope_t *scope, const snd_pcm_scope_ops_t *val) |
| | Set callbacks for a SND_PCM_TYPE_METER PCM scope.
|
| void * | snd_pcm_scope_get_callback_private (snd_pcm_scope_t *scope) |
| | Get callbacks private value for a SND_PCM_TYPE_METER PCM scope.
|
| void | snd_pcm_scope_set_callback_private (snd_pcm_scope_t *scope, void *val) |
| | Get callbacks private value for a SND_PCM_TYPE_METER PCM scope.
|
| int | snd_pcm_scope_s16_open (snd_pcm_t *pcm, const char *name, snd_pcm_scope_t **scopep) |
| | Add a s16 pseudo scope to a SND_PCM_TYPE_METER PCM.
|
| int16_t * | snd_pcm_scope_s16_get_channel_buffer (snd_pcm_scope_t *scope, unsigned int channel) |
| | Get s16 pseudo scope frames buffer for a channel.
|
| int | snd_pcm_scope_malloc (snd_pcm_scope_t **ptr) |
| | allocate an invalid snd_pcm_scope_t using standard malloc
|
PCM scopes.
