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Added dump facility. Continued pcm_multi implementation

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This commit is contained in:
Abramo Bagnara 2000-07-17 15:33:29 +00:00
parent d379686996
commit 84cb338f83
9 changed files with 360 additions and 68 deletions
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20
src/pcm/pcm_hw.c
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@ -32,6 +32,7 @@
typedef struct {
snd_pcm_t *handle;
int fd;
int card, device, subdevice;
} snd_pcm_hw_t;
#define SND_FILE_PCM_STREAM_PLAYBACK "/dev/snd/pcmC%iD%ip"
@ -330,6 +331,21 @@ static int snd_pcm_hw_channels_mask(void *private UNUSED,
return 0;
}
static void snd_pcm_hw_dump(void *private, FILE *fp)
{
snd_pcm_hw_t *hw = (snd_pcm_hw_t*) private;
snd_pcm_t *handle = hw->handle;
char *name = "Unknown";
snd_card_get_name(hw->card, &name);
fprintf(fp, "Hardware PCM card %d '%s' device %d subdevice %d\n",
hw->card, name, hw->device, hw->subdevice);
free(name);
if (handle->valid_setup) {
fprintf(fp, "\nIts setup is:\n");
snd_pcm_dump_setup(handle, fp);
}
}
struct snd_pcm_ops snd_pcm_hw_ops = {
close: snd_pcm_hw_close,
nonblock: snd_pcm_hw_nonblock,
@ -359,6 +375,7 @@ struct snd_pcm_ops snd_pcm_hw_ops = {
munmap_data: snd_pcm_hw_munmap_data,
file_descriptor: snd_pcm_hw_file_descriptor,
channels_mask: snd_pcm_hw_channels_mask,
dump: snd_pcm_hw_dump,
};
int snd_pcm_hw_open_subdevice(snd_pcm_t **handlep, int card, int device, int subdevice, int stream, int mode)
@ -436,6 +453,9 @@ int snd_pcm_hw_open_subdevice(snd_pcm_t **handlep, int card, int device, int sub
goto __end;
}
hw->handle = handle;
hw->card = card;
hw->device = device;
hw->subdevice = subdevice;
hw->fd = fd;
handle->type = SND_PCM_TYPE_HW;
handle->stream = stream;