bluez5: reacquire transport always for playing for A2DP

Some A2DP devices don't like reusing the same transport for different
media-sink instances, possibly because encoder is reset in between and
there can be a gap in transmitted audio.

This doesn't matter for SCO/ISO.
This commit is contained in:
Pauli Virtanen 2023-08-12 20:02:40 +03:00 committed by Wim Taymans
parent ee41c29de5
commit 8f6d266632

View file

@ -193,13 +193,14 @@ struct spa_bt_media_codec_switch {
* stopped/started rapidly, postpone release until the transport has remained
* unused for a time.
*
* Avoiding unnecessary release+reacquire also makes sense for other transports,
* so we use the release timeout for all of them.
* Avoiding unnecessary release+reacquire also makes sense for ISO.
*/
#define TRANSPORT_RELEASE_TIMEOUT_MSEC 1000
#define TRANSPORT_VOLUME_TIMEOUT_MSEC 200
#define SPA_BT_TRANSPORT_IS_A2DP(transport) ((transport)->profile & (SPA_BT_PROFILE_A2DP_SOURCE | SPA_BT_PROFILE_A2DP_SINK))
static int spa_bt_transport_stop_volume_timer(struct spa_bt_transport *transport);
static int spa_bt_transport_start_volume_timer(struct spa_bt_transport *transport);
static int spa_bt_transport_stop_release_timer(struct spa_bt_transport *transport);
@ -2700,7 +2701,8 @@ int spa_bt_transport_release(struct spa_bt_transport *transport)
/* Postpone active transport releases, since we might need it again soon.
* If not active, release now since it has to be reacquired before using again.
*/
if (transport->state == SPA_BT_TRANSPORT_STATE_ACTIVE) {
if (transport->state == SPA_BT_TRANSPORT_STATE_ACTIVE &&
!SPA_BT_TRANSPORT_IS_A2DP(transport)) {
return spa_bt_transport_start_release_timer(transport);
} else {
spa_bt_transport_do_release(transport);