| typedef struct _snd_pcm_scope_ops snd_pcm_scope_ops_t |
SND_PCM_TYPE_METER scope 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.
| pcm | PCM handle | |
| scope | Scope handle |
| 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.
| pcm | PCM handle |
| snd_pcm_uframes_t snd_pcm_meter_get_bufsize | ( | snd_pcm_t * | pcm | ) |
Get meter buffer size from a SND_PCM_TYPE_METER PCM.
| pcm | PCM handle |
| unsigned int snd_pcm_meter_get_channels | ( | snd_pcm_t * | pcm | ) |
Get meter channels from a SND_PCM_TYPE_METER PCM.
| pcm | PCM handle |
| 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.
| pcm | PCM handle |
| unsigned int snd_pcm_meter_get_rate | ( | snd_pcm_t * | 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.
| pcm | PCM handle | |
| name | scope name |
| void* snd_pcm_scope_get_callback_private | ( | snd_pcm_scope_t * | scope | ) |
Get callbacks private value for a SND_PCM_TYPE_METER PCM scope.
| scope | PCM meter scope |
| const char* snd_pcm_scope_get_name | ( | snd_pcm_scope_t * | scope | ) |
| int snd_pcm_scope_malloc | ( | snd_pcm_scope_t ** | ptr | ) |
allocate an invalid snd_pcm_scope_t using standard malloc
| ptr | returned pointer |
| 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.
| scope | s16 pseudo scope handle | |
| channel | Channel |
| 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.
| pcm | The pcm handle | |
| name | Scope name | |
| scopep | Pointer to newly created and added 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.
| scope | PCM meter scope | |
| val | Private data value |
| void snd_pcm_scope_set_name | ( | snd_pcm_scope_t * | scope, | |
| const char * | val | |||
| ) |
| void snd_pcm_scope_set_ops | ( | snd_pcm_scope_t * | scope, | |
| snd_pcm_scope_ops_t * | val | |||
| ) |
1.5.8