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PCM API cleaning. silencing implementation. xfer_min removal

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This commit is contained in:
Abramo Bagnara 2000-12-29 15:00:53 +00:00
parent 684703b387
commit 8f1b27dfb8
29 changed files with 1189 additions and 853 deletions
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19
src/pcm/pcm_hw.c
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@ -152,6 +152,17 @@ static int snd_pcm_hw_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t * params)
{
snd_pcm_hw_t *hw = pcm->private;
int fd = hw->fd;
if (params->start_mode == pcm->start_mode &&
params->ready_mode == pcm->ready_mode &&
params->xrun_mode == pcm->xrun_mode &&
params->silence_mode == pcm->silence_mode &&
params->tstamp_mode == pcm->tstamp_mode &&
params->xfer_align == pcm->xfer_align &&
params->silence_threshold == pcm->silence_threshold &&
params->silence_size == pcm->silence_size) {
hw->mmap_control->avail_min = params->avail_min;
return 0;
}
if (ioctl(fd, SND_PCM_IOCTL_SW_PARAMS, params) < 0) {
SYSERR("SND_PCM_IOCTL_SW_PARAMS failed");
return -errno;
@ -482,13 +493,6 @@ static ssize_t snd_pcm_hw_avail_update(snd_pcm_t *pcm)
return avail;
}
static int snd_pcm_hw_set_avail_min(snd_pcm_t *pcm, size_t frames)
{
snd_pcm_hw_t *hw = pcm->private;
hw->mmap_control->avail_min = frames;
return 0;
}
static void snd_pcm_hw_dump(snd_pcm_t *pcm, FILE *fp)
{
snd_pcm_hw_t *hw = pcm->private;
@ -535,7 +539,6 @@ snd_pcm_fast_ops_t snd_pcm_hw_fast_ops = {
readn: snd_pcm_hw_readn,
avail_update: snd_pcm_hw_avail_update,
mmap_forward: snd_pcm_hw_mmap_forward,
set_avail_min: snd_pcm_hw_set_avail_min,
};
int snd_pcm_hw_open_subdevice(snd_pcm_t **pcmp, int card, int device, int subdevice, int stream, int mode)