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context: list audio devices as cards

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Find the sink/source a stream is linked to
This commit is contained in:
Wim Taymans 2018-11-28 11:13:21 +01:00
parent e8dfd22a6b
commit 08d6071693
4 changed files with 126 additions and 39 deletions
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31
src/stream.c
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@ -185,41 +185,12 @@ static void configure_buffers(pa_stream *s)
dump_buffer_attr(s, &s->buffer_attr);
}
static struct global *find_linked(pa_stream *s, uint32_t idx)
{
struct global *g, *f;
pa_context *c = s->context;
spa_list_for_each(g, &c->globals, link) {
if (g->type != PW_TYPE_INTERFACE_Link)
continue;
pw_log_debug("%d %d %d", idx,
g->link_info.src->parent_id,
g->link_info.dst->parent_id);
if (g->link_info.src->parent_id == idx)
f = pa_context_find_global(c, g->link_info.dst->parent_id);
else if (g->link_info.dst->parent_id == idx)
f = pa_context_find_global(c, g->link_info.src->parent_id);
else
continue;
if (f == NULL)
continue;
if (f->mask & PA_SUBSCRIPTION_MASK_DSP) {
f = f->dsp_info.session;
}
return f;
}
return NULL;
}
static void configure_device(pa_stream *s)
{
struct global *g;
const char *str;
g = find_linked(s, pa_stream_get_index(s));
g = pa_context_find_linked(s->context, pa_stream_get_index(s));
if (g == NULL) {
s->device_index = PA_INVALID_INDEX;
s->device_name = NULL;