media-session: try to not select nodes with unavailable route

Nodes that have the current route as unavailable should preferably not
be selected as defaults or targets.
This commit is contained in:
Wim Taymans 2021-09-10 13:32:58 +02:00
parent e1672f9762
commit 9faa006c1d

View file

@ -684,6 +684,40 @@ static void session_remove(void *data, struct sm_object *object)
sm_media_session_schedule_rescan(impl->session); sm_media_session_schedule_rescan(impl->session);
} }
static bool have_available_route(struct node *node, struct sm_device *dev)
{
struct sm_param *p;
const char *str;
uint32_t card_profile_device;
if (node->obj->info == NULL || node->obj->info->props == NULL ||
(str = spa_dict_lookup(node->obj->info->props, "card.profile.device")) == NULL)
return 1;
if (!spa_atou32(str, &card_profile_device, 0))
return 1;
spa_list_for_each(p, &dev->param_list, link) {
uint32_t device_id;
enum spa_param_availability available;
if (p->id != SPA_PARAM_Route)
continue;
if (spa_pod_parse_object(p->param,
SPA_TYPE_OBJECT_ParamRoute, NULL,
SPA_PARAM_ROUTE_device, SPA_POD_Int(&device_id),
SPA_PARAM_ROUTE_available, SPA_POD_Id(&available)) < 0)
continue;
/* we found the route for the device and it is not available */
if (device_id == card_profile_device &&
available == SPA_PARAM_AVAILABILITY_no)
return 0;
}
return 1;
}
struct find_data { struct find_data {
struct impl *impl; struct impl *impl;
struct node *result; struct node *result;
@ -732,7 +766,11 @@ static int find_node(void *data, struct node *node)
return 0; return 0;
} }
if (find->link_group && !can_link_check(impl, find->link_group, node, 0)) { if (find->link_group && !can_link_check(impl, find->link_group, node, 0)) {
pw_log_info(".. connecting link-group %s", find->link_group); pw_log_debug(".. connecting link-group %s", find->link_group);
return 0;
}
if (device != NULL && !have_available_route(node, device)) {
pw_log_debug(".. no available routes");
return 0; return 0;
} }