pulse-server: optimize link finding

When we get a new link object, only check if a pending stream is linked
according to the new link instead of iterating all links.
This commit is contained in:
Wim Taymans 2022-06-03 15:48:08 +02:00
parent 6c310cf5e2
commit 258a203d74
3 changed files with 32 additions and 18 deletions

View file

@ -112,18 +112,18 @@ bool collect_is_linked(struct pw_manager *m, uint32_t id, enum pw_direction dire
return false;
}
struct pw_manager_object *find_linked(struct pw_manager *m, uint32_t id, enum pw_direction direction)
struct pw_manager_object *find_peer_for_link(struct pw_manager *m,
struct pw_manager_object *o, uint32_t id, enum pw_direction direction)
{
struct pw_manager_object *o, *p;
struct pw_manager_object *p;
uint32_t in_node, out_node;
spa_list_for_each(o, &m->object_list, link) {
if (o->props == NULL || !pw_manager_object_is_link(o))
continue;
if (o->props == NULL)
return NULL;
if (pw_properties_fetch_uint32(o->props, PW_KEY_LINK_OUTPUT_NODE, &out_node) != 0 ||
pw_properties_fetch_uint32(o->props, PW_KEY_LINK_INPUT_NODE, &in_node) != 0)
continue;
return NULL;
if (direction == PW_DIRECTION_OUTPUT && id == out_node) {
struct selector sel = { .id = in_node, .type = pw_manager_object_is_sink, };
@ -135,6 +135,18 @@ struct pw_manager_object *find_linked(struct pw_manager *m, uint32_t id, enum pw
if ((p = select_object(m, &sel)) != NULL)
return p;
}
return NULL;
}
struct pw_manager_object *find_linked(struct pw_manager *m, uint32_t id, enum pw_direction direction)
{
struct pw_manager_object *o, *p;
spa_list_for_each(o, &m->object_list, link) {
if (!pw_manager_object_is_link(o))
continue;
if ((p = find_peer_for_link(m, o, id, direction)) != NULL)
return p;
}
return NULL;
}

View file

@ -159,6 +159,8 @@ uint32_t collect_transport_codec_info(struct pw_manager_object *card,
struct spa_dict *collect_props(struct spa_pod *info, struct spa_dict *dict);
uint32_t find_profile_index(struct pw_manager_object *card, const char *name);
uint32_t find_port_index(struct pw_manager_object *card, uint32_t direction, const char *port_name);
struct pw_manager_object *find_peer_for_link(struct pw_manager *m,
struct pw_manager_object *o, uint32_t id, enum pw_direction direction);
struct pw_manager_object *find_linked(struct pw_manager *m, uint32_t id, enum pw_direction direction);
bool collect_is_linked(struct pw_manager *m, uint32_t id, enum pw_direction direction);

View file

@ -829,7 +829,7 @@ static void manager_added(void *data, struct pw_manager_object *o)
struct stream *s;
struct pw_manager_object *peer = NULL;
spa_list_for_each(s, &client->pending_streams, link) {
peer = find_linked(manager, s->id, s->direction);
peer = find_peer_for_link(manager, o, s->id, s->direction);
if (peer)
break;
}