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Improved automatic start/stop

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This commit is contained in:
Abramo Bagnara 2001-04-19 21:18:23 +00:00
parent 667f008cd4
commit 301a62f90a
8 changed files with 229 additions and 91 deletions
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18
include/pcm.h
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@ -172,19 +172,19 @@ typedef enum _snd_pcm_state {
/** PCM start mode */
typedef enum _snd_pcm_start {
/** Automatic start on data read/write */
SND_PCM_START_DATA = SNDRV_PCM_START_DATA,
SND_PCM_START_DATA,
/** Explicit start */
SND_PCM_START_EXPLICIT = SNDRV_PCM_START_EXPLICIT,
SND_PCM_START_LAST = SNDRV_PCM_START_LAST,
SND_PCM_START_EXPLICIT,
SND_PCM_START_LAST,
} snd_pcm_start_t;
/** PCM xrun mode */
typedef enum _snd_pcm_xrun {
/** Xrun detection disabled */
SND_PCM_XRUN_NONE = SNDRV_PCM_XRUN_NONE,
SND_PCM_XRUN_NONE,
/** Stop on xrun detection */
SND_PCM_XRUN_STOP = SNDRV_PCM_XRUN_STOP,
SND_PCM_XRUN_LAST = SNDRV_PCM_XRUN_LAST,
SND_PCM_XRUN_STOP,
SND_PCM_XRUN_LAST,
} snd_pcm_xrun_t;
/** PCM timestamp mode */
@ -695,6 +695,12 @@ snd_pcm_uframes_t snd_pcm_sw_params_get_avail_min(const snd_pcm_sw_params_t *par
int snd_pcm_sw_params_set_xfer_align(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_xfer_align(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_start_threshold(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_start_threshold(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_stop_threshold(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_stop_threshold(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_silence_threshold(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_silence_threshold(const snd_pcm_sw_params_t *params);