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bluetooth: Ensure that only one A2DP codec is registered to bluez

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Support for multiple codecs needs to use a new Bluez API which pulseaudio
does not implement yet.

So register explicitly only SBC codec which is provided by pulseaudio A2DP
codec API.
This commit is contained in:
Pali Rohár 2020-03-19 14:02:40 +01:00
parent 9d36210bec
commit d504744396
1 changed files with 9 additions and 15 deletions
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24
src/modules/bluetooth/bluez5-util.c
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@ -944,8 +944,9 @@ static void parse_interfaces_and_properties(pa_bluetooth_discovery *y, DBusMessa
pa_assert(dbus_message_iter_get_arg_type(&iface_i) == DBUS_TYPE_ARRAY);
if (pa_streq(interface, BLUEZ_ADAPTER_INTERFACE)) {
const pa_a2dp_codec *a2dp_codec_sbc;
pa_bluetooth_adapter *a;
unsigned a2dp_codec_i;
if ((a = pa_hashmap_get(y->adapters, path))) {
pa_log_error("Found duplicated D-Bus path for adapter %s", path);
@ -960,20 +961,13 @@ static void parse_interfaces_and_properties(pa_bluetooth_discovery *y, DBusMessa
if (!a->valid)
return;
/* Order is important. bluez prefers endpoints registered earlier.
* And codec with higher number has higher priority. So iterate in reverse order. */
for (a2dp_codec_i = pa_bluetooth_a2dp_codec_count(); a2dp_codec_i > 0; a2dp_codec_i--) {
const pa_a2dp_codec *a2dp_codec = pa_bluetooth_a2dp_codec_iter(a2dp_codec_i-1);
char *endpoint;
endpoint = pa_sprintf_malloc("%s/%s", A2DP_SINK_ENDPOINT, a2dp_codec->name);
register_endpoint(y, a2dp_codec, path, endpoint, PA_BLUETOOTH_UUID_A2DP_SINK);
pa_xfree(endpoint);
endpoint = pa_sprintf_malloc("%s/%s", A2DP_SOURCE_ENDPOINT, a2dp_codec->name);
register_endpoint(y, a2dp_codec, path, endpoint, PA_BLUETOOTH_UUID_A2DP_SOURCE);
pa_xfree(endpoint);
}
/* Currently only one A2DP codec is supported, so register only SBC
* Support for multiple codecs needs to use a new Bluez API which
* pulseaudio does not implement yet, patches are waiting in queue */
a2dp_codec_sbc = pa_bluetooth_get_a2dp_codec("sbc");
pa_assert(a2dp_codec_sbc);
register_endpoint(y, a2dp_codec_sbc, path, A2DP_SINK_ENDPOINT "/sbc", PA_BLUETOOTH_UUID_A2DP_SINK);
register_endpoint(y, a2dp_codec_sbc, path, A2DP_SOURCE_ENDPOINT "/sbc", PA_BLUETOOTH_UUID_A2DP_SOURCE);
} else if (pa_streq(interface, BLUEZ_DEVICE_INTERFACE)) {