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works again (for me :/)

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This commit is contained in:
Bill Currie 2000-12-13 16:38:26 +00:00
parent 0e40b21608
commit 9b99313852
1 changed files with 9 additions and 5 deletions
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14
source/snd_alsa_0_6.c
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@ -46,7 +46,7 @@ static int snd_inited;
static snd_pcm_t *pcm_handle;
static snd_pcm_hw_info_t hwinfo;
static snd_pcm_hw_params_t hwparams;
static snd_pcm_channel_area_t mmap_running_areas[2];
static const snd_pcm_channel_area_t *mmap_running_areas;
static int card = -1, dev = -1;
int
@ -208,13 +208,15 @@ SNDDMA_Init (void)
hwparams.rate = rate;
hwparams.channels = stereo + 1;
hwparams.fragment_size = frag_size;
hwparams.fragments = hwinfo.fragments_max;
hwparams.fragment_size = 512;
hwparams.fragments = 32;
while (1) {
err_msg = "snd_pcm_hw_params";
if ((rc = snd_pcm_hw_params (pcm_handle, &hwparams)) < 0)
if ((rc = snd_pcm_hw_params (pcm_handle, &hwparams)) < 0) {
Con_Printf("failed: %08x\n", hwparams.fail_mask);
goto error;
}
break; // XXX
}
@ -223,6 +225,8 @@ SNDDMA_Init (void)
if ((rc = snd_pcm_prepare (pcm_handle)) < 0)
goto error;
mmap_running_areas = snd_pcm_mmap_areas (pcm_handle);
shm = &sn;
memset ((dma_t *) shm, 0, sizeof (*shm));
shm->splitbuffer = 0;
@ -230,7 +234,7 @@ SNDDMA_Init (void)
shm->submission_chunk = frag_size; // don't mix less than this #
shm->samplepos = 0; // in mono samples
shm->samplebits = hwparams.format == SND_PCM_FORMAT_S16_LE ? 16 : 8;
shm->samples = hwparams.fragments * shm->channels; // mono samples in
shm->samples = hwparams.fragment_size * hwparams.fragments * shm->channels; // mono samples in
// buffer
shm->speed = hwparams.rate;
shm->buffer = (unsigned char *) mmap_running_areas->addr;