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PCM: Add the missing query_chmaps for route plugin

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Also fix the channel count in get_chmap for route plugin.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-09-12 15:09:57 +02:00
parent e1975d20f5
commit a102028a5a
1 changed files with 19 additions and 5 deletions
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24
src/pcm/pcm_route.c
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@ -67,6 +67,7 @@ typedef struct {
int use_getput;
unsigned int src_size;
snd_pcm_format_t dst_sfmt;
unsigned int nsrcs;
unsigned int ndsts;
snd_pcm_route_ttable_dst_t *dsts;
} snd_pcm_route_params_t;
@ -707,22 +708,23 @@ static snd_pcm_chmap_t *snd_pcm_route_get_chmap(snd_pcm_t *pcm)
{
snd_pcm_route_t *route = pcm->private_data;
snd_pcm_chmap_t *map, *slave_map;
unsigned int src, dst;
unsigned int src, dst, nsrcs;
slave_map = snd_pcm_generic_get_chmap(pcm);
if (!slave_map)
return NULL;
map = calloc(4, route->schannels + 1);
nsrcs = route->params.nsrcs;
map = calloc(4, nsrcs + 1);
if (!map) {
free(slave_map);
return NULL;
}
map->channels = route->schannels;
map->channels = nsrcs;
for (dst = 0; dst < route->params.ndsts; dst++) {
snd_pcm_route_ttable_dst_t *d = &route->params.dsts[dst];
for (src = 0; src < d->nsrcs; src++) {
int c = d->srcs[src].channel;
if (c < route->schannels && !map->pos[c])
if (c < nsrcs && !map->pos[c])
map->pos[c] = slave_map->pos[dst];
}
}
@ -730,6 +732,17 @@ static snd_pcm_chmap_t *snd_pcm_route_get_chmap(snd_pcm_t *pcm)
return map;
}
static snd_pcm_chmap_query_t **snd_pcm_route_query_chmaps(snd_pcm_t *pcm)
{
snd_pcm_chmap_query_t **maps;
snd_pcm_chmap_t *map = snd_pcm_route_get_chmap(pcm);
if (!map)
return NULL;
maps = _snd_pcm_make_single_query_chmaps(map);
free(map);
return maps;
}
static void snd_pcm_route_dump(snd_pcm_t *pcm, snd_output_t *out)
{
snd_pcm_route_t *route = pcm->private_data;
@ -787,7 +800,7 @@ static const snd_pcm_ops_t snd_pcm_route_ops = {
.async = snd_pcm_generic_async,
.mmap = snd_pcm_generic_mmap,
.munmap = snd_pcm_generic_munmap,
.query_chmaps = NULL, /* NYI */
.query_chmaps = snd_pcm_route_query_chmaps,
.get_chmap = snd_pcm_route_get_chmap,
.set_chmap = NULL, /* NYI */
};
@ -812,6 +825,7 @@ static int route_load_ttable(snd_pcm_route_params_t *params, snd_pcm_stream_t st
dmul = tt_ssize;
}
params->ndsts = dused;
params->nsrcs = sused;
dptr = calloc(dused, sizeof(*params->dsts));
if (!dptr)
return -ENOMEM;