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media-session: retry link a few times if it fails

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Retry linking nodes a few times instead of giving up immediately.

This is a workaround, but it fixes moving streams on BT profile changes.
This commit is contained in:
Pauli Virtanen 2021-03-24 20:14:42 +02:00
parent c78901f9f9
commit 3d82700edb
1 changed files with 8 additions and 1 deletions
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9
src/examples/media-session/policy-node.c
View file

@ -58,6 +58,8 @@
#define DEFAULT_AUDIO_SOURCE 1
#define DEFAULT_VIDEO_SOURCE 2
#define MAX_LINK_RETRY 5
struct default_node {
char *key;
char *key_config;
@ -112,6 +114,7 @@ struct node {
struct spa_audio_info format;
int connect_count;
int failed_count;
uint64_t plugged;
unsigned int active:1;
unsigned int exclusive:1;
@ -646,8 +649,12 @@ static int link_nodes(struct node *node, struct node *peer)
node->peer = peer;
node->failed_peer = NULL;
node->connect_count++;
node->failed_count = 0;
} else {
if (node->failed_peer != peer)
node->failed_count = 0;
node->failed_peer = peer;
node->failed_count++;
}
pw_properties_free(props);
@ -854,7 +861,7 @@ static int rescan_node(struct impl *impl, struct node *n)
pw_log_debug(NAME" %p: linking to node '%d'", impl, peer->id);
do_link:
if (peer == n->failed_peer) {
if (peer == n->failed_peer && n->failed_count > MAX_LINK_RETRY) {
/* Break rescan -> failed link -> rescan loop. */
pw_log_debug(NAME" %p: tried to link '%d' on last rescan, not retrying",
impl, peer->id);