mirror of
https://github.com/alsa-project/alsa-lib.git
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72 lines
2.8 KiB
C
72 lines
2.8 KiB
C
/****************************************************************************
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* *
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* timer.h *
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* Timer interface *
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* *
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****************************************************************************/
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/**
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* \defgroup Timer Timer Interface
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* Timer Interface
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* \{
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*/
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typedef struct sndrv_timer_id snd_timer_id_t;
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typedef struct sndrv_timer_select snd_timer_select_t;
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typedef struct sndrv_timer_info snd_timer_info_t;
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typedef struct sndrv_timer_params snd_timer_params_t;
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typedef struct sndrv_timer_status snd_timer_status_t;
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typedef struct sndrv_timer_read snd_timer_read_t;
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typedef enum _snd_timer_class {
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SND_TIMER_CLASS_NONE = SNDRV_TIMER_CLASS_NONE,
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SND_TIMER_CLASS_SLAVE = SNDRV_TIMER_CLASS_SLAVE,
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SND_TIMER_CLASS_GLOBAL = SNDRV_TIMER_CLASS_GLOBAL,
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SND_TIMER_CLASS_CARD = SNDRV_TIMER_CLASS_CARD,
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SND_TIMER_CLASS_PCM = SNDRV_TIMER_CLASS_PCM,
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SND_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_LAST,
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} snd_timer_class_t;
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typedef enum _snd_timer_slave_class {
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SND_TIMER_SCLASS_NONE = SNDRV_TIMER_SCLASS_NONE,
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SND_TIMER_SCLASS_APPLICATION = SNDRV_TIMER_SCLASS_APPLICATION,
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SND_TIMER_SCLASS_SEQUENCER = SNDRV_TIMER_SCLASS_SEQUENCER,
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SND_TIMER_SCLASS_OSS_SEQUENCER = SNDRV_TIMER_SCLASS_OSS_SEQUENCER,
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SND_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_LAST,
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} snd_timer_slave_class_t;
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#define SND_TIMER_GLOBAL_SYSTEM SNDRV_TIMER_GLOBAL_SYSTEM
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#define SND_TIMER_GLOBAL_RTC SNDRV_TIMER_GLOBAL_RTC
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#define SND_TIMER_FLG_SLAVE SNDRV_TIMER_FLG_SLAVE
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#define SND_TIMER_PARBIT_FLAGS SNDRV_TIMER_PARBIT_FLAGS
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#define SND_TIMER_PARBIT_TICKS SNDRV_TIMER_PARBIT_TICKS
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#define SND_TIMER_PARBIT_QUEUE_SIZE SNDRV_TIMER_PARBIT_QUEUE_SIZE
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#define SND_TIMER_PSFLG_AUTO SNDRV_TIMER_PSFLG_AUTO
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typedef struct _snd_timer snd_timer_t;
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#ifdef __cplusplus
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extern "C" {
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#endif
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int snd_timer_open(snd_timer_t **handle, int mode);
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int snd_timer_close(snd_timer_t *handle);
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int snd_timer_poll_descriptors_count(snd_timer_t *handle);
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int snd_timer_poll_descriptors(snd_timer_t *handle, struct pollfd *pfds, unsigned int space);
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int snd_timer_next_device(snd_timer_t *handle, snd_timer_id_t *tid);
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int snd_timer_select(snd_timer_t *handle, snd_timer_select_t *tselect);
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int snd_timer_info(snd_timer_t *handle, snd_timer_info_t *timer);
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int snd_timer_params(snd_timer_t *handle, snd_timer_params_t *params);
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int snd_timer_status(snd_timer_t *handle, snd_timer_status_t *status);
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int snd_timer_start(snd_timer_t *handle);
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int snd_timer_stop(snd_timer_t *handle);
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int snd_timer_continue(snd_timer_t *handle);
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ssize_t snd_timer_read(snd_timer_t *handle, void *buffer, size_t size);
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#ifdef __cplusplus
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}
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#endif
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/** \} */
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