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Implemented generic sync requests

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This commit is contained in:
Abramo Bagnara 2000-07-04 19:29:16 +00:00
parent 9c72daca41
commit 74832704a8
6 changed files with 55 additions and 36 deletions
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21
include/pcm.h
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@ -100,6 +100,23 @@ typedef struct snd_pcm_loopback snd_pcm_loopback_t;
typedef enum { SND_PCM_TYPE_HW, SND_PCM_TYPE_PLUG, SND_PCM_TYPE_MULTI } snd_pcm_type_t;
typedef struct {
snd_pcm_t *handle;
snd_timestamp_t tstamp;
int result;
union {
char reserved[256];
} arg;
} snd_pcm_synchro_request_t;
typedef enum { SND_PCM_SYNCHRO_GO } snd_pcm_synchro_cmd_t;
#define snd_pcm_synchro_mode_t snd_pcm_sync_mode_t
#define SND_PCM_SYNCHRO_MODE_NORMAL SND_PCM_SYNC_MODE_NORMAL
#define SND_PCM_SYNCHRO_MODE_HARDWARE SND_PCM_SYNC_MODE_HARDWARE
#define SND_PCM_SYNCHRO_MODE_RELAXED SND_PCM_SYNC_MODE_RELAXED
int snd_pcm_hw_open_subdevice(snd_pcm_t **handle, int card, int device, int subdevice, int stream, int mode);
int snd_pcm_hw_open(snd_pcm_t **handle, int card, int device, int stream, int mode);
@ -115,7 +132,9 @@ int snd_pcm_channel_setup(snd_pcm_t *handle, snd_pcm_channel_setup_t *setup);
int snd_pcm_status(snd_pcm_t *handle, snd_pcm_status_t *status);
int snd_pcm_prepare(snd_pcm_t *handle);
int snd_pcm_go(snd_pcm_t *handle);
int snd_pcm_sync_go(snd_pcm_t *handle, snd_pcm_sync_t *sync);
int snd_pcm_synchro(snd_pcm_synchro_cmd_t cmd,
unsigned int reqs_count, snd_pcm_synchro_request_t *reqs,
snd_pcm_synchro_mode_t mode);
int snd_pcm_drain(snd_pcm_t *handle);
int snd_pcm_flush(snd_pcm_t *handle);
int snd_pcm_pause(snd_pcm_t *handle, int enable);