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 |