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stream: fix introspection of linked device

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This commit is contained in:
Wim Taymans 2018-07-04 15:33:20 +02:00
parent 3cfbdc750a
commit 71d87c589d
4 changed files with 165 additions and 35 deletions
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54
src/context.c
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@ -86,6 +86,16 @@ pa_context *pa_context_new(pa_mainloop_api *mainloop, const char *name)
return pa_context_new_with_proplist(mainloop, name, NULL);
}
struct global *pa_context_find_global(pa_context *c, uint32_t id)
{
struct global *g;
spa_list_for_each(g, &c->globals, link) {
if (g->id == id)
return g;
}
return NULL;
}
static int set_mask(pa_context *c, struct global *g)
{
const char *str;
@ -100,10 +110,24 @@ static int set_mask(pa_context *c, struct global *g)
g->mask = PA_SUBSCRIPTION_MASK_SINK;
g->event = PA_SUBSCRIPTION_EVENT_SINK;
}
else if (strcmp(str, "Audio/DSP/Playback") == 0) {
if ((str = pw_properties_get(g->props, "node.session")) == NULL)
return 0;
g->mask = PA_SUBSCRIPTION_MASK_DSP_SINK;
g->dsp_info.session = pa_context_find_global(c,
pw_properties_parse_int(str));
}
else if (strcmp(str, "Audio/Source") == 0) {
g->mask = PA_SUBSCRIPTION_MASK_SOURCE;
g->event = PA_SUBSCRIPTION_EVENT_SOURCE;
}
else if (strcmp(str, "Audio/DSP/Capture") == 0) {
if ((str = pw_properties_get(g->props, "node.session")) == NULL)
return 0;
g->mask = PA_SUBSCRIPTION_MASK_DSP_SOURCE;
g->dsp_info.session = pa_context_find_global(c,
pw_properties_parse_int(str));
}
else if (strcmp(str, "Stream/Output/Audio") == 0) {
g->mask = PA_SUBSCRIPTION_MASK_SINK_INPUT;
g->event = PA_SUBSCRIPTION_EVENT_SINK_INPUT;
@ -112,8 +136,6 @@ static int set_mask(pa_context *c, struct global *g)
g->mask = PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT;
g->event = PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT;
}
else
return 0;
}
else if (g->type == c->t->module) {
g->mask = PA_SUBSCRIPTION_MASK_MODULE;
@ -123,6 +145,23 @@ static int set_mask(pa_context *c, struct global *g)
g->mask = PA_SUBSCRIPTION_MASK_CLIENT;
g->event = PA_SUBSCRIPTION_EVENT_CLIENT;
}
else if (g->type == c->t->port) {
pw_log_debug("found port %d", g->id);
}
else if (g->type == c->t->link) {
if ((str = pw_properties_get(g->props, "link.output")) == NULL)
return 0;
g->link_info.src = pa_context_find_global(c, pw_properties_parse_int(str));
if ((str = pw_properties_get(g->props, "link.input")) == NULL)
return 0;
g->link_info.dst = pa_context_find_global(c, pw_properties_parse_int(str));
if (g->link_info.src == NULL || g->link_info.dst == NULL)
return 0;
pw_log_debug("link %d->%d", g->link_info.src->parent_id,
g->link_info.dst->parent_id);
}
else
return 0;
@ -146,6 +185,7 @@ static void registry_event_global(void *data, uint32_t id, uint32_t parent_id,
if (set_mask(c, g) == 0)
return;
pw_log_debug("mask %d/%d", g->mask, g->event);
spa_list_append(&c->globals, &g->link);
if (c->subscribe_mask & g->mask) {
@ -157,16 +197,6 @@ static void registry_event_global(void *data, uint32_t id, uint32_t parent_id,
}
}
struct global *pa_context_find_global(pa_context *c, uint32_t id)
{
struct global *g;
spa_list_for_each(g, &c->globals, link) {
if (g->id == id)
return g;
}
return NULL;
}
static void registry_event_global_remove(void *object, uint32_t id)
{
pa_context *c = object;