audio: add "dbus" audio backend

Add a new -audio backend that accepts D-Bus clients/listeners to handle
playback & recording, to be exported via the -display dbus.

Example usage:
-audiodev dbus,in.mixing-engine=off,out.mixing-engine=off,id=dbus
-display dbus,audiodev=dbus

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Marc-André Lureau 2021-03-09 17:15:28 +04:00
parent b4dd5b6a60
commit 739362d420
12 changed files with 931 additions and 2 deletions

View file

@ -327,6 +327,8 @@ AudiodevPerDirectionOptions *glue(audio_get_pdo_, TYPE)(Audiodev *dev)
case AUDIODEV_DRIVER_COREAUDIO:
return qapi_AudiodevCoreaudioPerDirectionOptions_base(
dev->u.coreaudio.TYPE);
case AUDIODEV_DRIVER_DBUS:
return dev->u.dbus.TYPE;
case AUDIODEV_DRIVER_DSOUND:
return dev->u.dsound.TYPE;
case AUDIODEV_DRIVER_JACK: