addMediaTrack method
Implementation
@override
Future<MediaStream> addMediaTrack(MediaStreamTrack track) {
log('addMediaTrack', _TAG);
if (localStream == null) {
return Future.error(IllegalStateException(
'Can\'t add the track cause the local media stream doesn\'t exist'));
}
localStream?.addTrack(track);
return channels[publisherId]?.addTrack(track, localStream).then((value) {
return localStream!;
}).whenComplete(() {
onLocalStreamReceived?.call(localStream!);
}) ??
Future.error(IllegalStateException(
'Can\'t add the track cause the publisher\'s peer connection doesn\'t exist'));
}