/** stop all streams from being cast to the server */
void doUnpublish() {
for (String key : mLocalStream.keySet()) {
final StreamDescription stream = mLocalStream.get(key);
if (stream != null && stream.isLocal()) {
stream.pc.removeStream(lMS);
for (RoomObserver obs : mObservers) {
obs.onStreamRemoved(stream);
}
if (mObservers.size() == 0) {
destroy(stream);
}
}
}
mLocalStream.clear();
if (lMS != null) {
lMS.dispose();
}
if (mVideoCapturer != null) {
mVideoCapturer.dispose();
}
lMS = null;
mVideoCapturer = null;
if (mVideoSource != null && !mVideoStopped) {
mVideoSource.stop();
}
mVideoSource = null;
}
void sendConfirmation() {
JSONObject p0 = mStream.toJsonOffer("ok");
try {
p0.put("streamId", mStream.getId());
p0.put("messageType", "OK");
p0.put("offererSessionId", mOffererSessionId);
p0.put("answererSessionId", mAnswererSessionId);
p0.put("seq", 1);
// p0.put("sdp", " ");
} catch (JSONException e) {
}
sendSDPSocket(mSignalChannel, p0, p0, null);
}
@Override
public void onEvent(JSONArray args, Acknowledge ack) {
// [{"data":true,"id":331051653483882560,"screen":"","audio":true,"video":true}]
log("mOnAddStream");
try {
StreamDescription stream = StreamDescription.parseJson(args.getJSONObject(0));
boolean isLocal = mLocalStream.get(stream.getId()) != null;
if (!isLocal) {
mRemoteStream.put(stream.getId(), stream);
triggerStreamAdded(stream);
}
} catch (JSONException e) {
}
}
@Override
public void onAddStream(final MediaStream media) {
if (mSdpObserver.isLocal()) {
return;
}
if (media.videoTracks.size() == 1 && mDesc != null) {
((StreamDescription) mDesc).setMedia(media);
triggerMediaAvailable(mDesc);
}
}
@Override
public void disable(final StreamDescriptionInterface param0) {
final StreamDescription stream = (StreamDescription) param0;
if (stream.isLocal()) {
return;
}
sVcHandler.post(
new Runnable() {
@Override
public void run() {
sendMessageSocket("unsubscribe", stream.getId(), null);
stream.detachRenderer();
stream.pc.close();
stream.pc.dispose();
stream.onDisable();
}
});
}
/** begin streaming to server - MUST run on VcThread */
void doPublish(VideoStreamsView view) {
if (mVideoCapturer != null) {
return;
}
MediaConstraints videoConstraints = new MediaConstraints();
videoConstraints.mandatory.add(new MediaConstraints.KeyValuePair("maxWidth", "320"));
videoConstraints.mandatory.add(new MediaConstraints.KeyValuePair("maxHeight", "240"));
videoConstraints.mandatory.add(new MediaConstraints.KeyValuePair("maxFrameRate", "10"));
MediaConstraints audioConstraints = new MediaConstraints();
audioConstraints.optional.add(
new MediaConstraints.KeyValuePair("googEchoCancellation2", "true"));
audioConstraints.optional.add(
new MediaConstraints.KeyValuePair("googNoiseSuppression", "true"));
lMS = sFactory.createLocalMediaStream("ARDAMS");
if (videoConstraints != null) {
mVideoCapturer = getVideoCapturer();
mVideoSource = sFactory.createVideoSource(mVideoCapturer, videoConstraints);
VideoTrack videoTrack = sFactory.createVideoTrack("ARDAMSv0", mVideoSource);
lMS.addTrack(videoTrack);
}
if (audioConstraints != null) {
AudioTrack audioTrack =
sFactory.createAudioTrack("ARDAMSa0", sFactory.createAudioSource(audioConstraints));
lMS.addTrack(audioTrack);
audioTrack.setEnabled(false);
}
StreamDescription stream = new StreamDescription("", false, true, true, false, null, mNick);
MediaConstraints pcConstraints = makePcConstraints();
MyPcObserver pcObs = new MyPcObserver(new LicodeSdpObserver(stream, true), stream);
PeerConnection pc = sFactory.createPeerConnection(mIceServers, pcConstraints, pcObs);
pc.addStream(lMS, new MediaConstraints());
stream.setMedia(lMS);
if (view != null) {
stream.attachRenderer(new VideoCallbacks(view, VideoStreamsView.LOCAL_STREAM_ID));
}
stream.initLocal(pc, pcObs.getSdpObserver());
}
void doSubscribe(final StreamDescription stream) {
if (stream.isLocal()) {
return;
}
if (stream.getMedia() != null) {
// already subscribed!
triggerMediaAvailable(stream);
return;
}
// Uncomment to get ALL WebRTC tracing and SENSITIVE libjingle logging.
// NOTE: this _must_ happen while |factory| is alive!
// Logging.enableTracing("logcat:",
// EnumSet.of(Logging.TraceLevel.TRACE_ALL),
// Logging.Severity.LS_SENSITIVE);
MyPcObserver pcObs = new MyPcObserver(new LicodeSdpObserver(stream, false), stream);
PeerConnection pc = sFactory.createPeerConnection(mIceServers, makePcConstraints(), pcObs);
stream.initRemote(pc, pcObs.getSdpObserver());
}
void sendLocalDescription() {
JSONObject desc = null;
if (mIsPublish) {
desc = mStream.toJsonOffer("offer");
} else {
desc = mStream.toJsonOffer(null);
try {
desc.put("streamId", mStream.getId());
} catch (JSONException e) {
}
}
JSONObject p1 = new JSONObject();
try {
p1.put("messageType", "OFFER");
p1.put("sdp", mLocalSdp.description);
p1.put("tiebreaker", (int) (Math.random() * (Integer.MAX_VALUE - 2)) + 1);
p1.put("offererSessionId", mOffererSessionId); // hardcoded in
// Licode?
p1.put("seq", 1); // should not be hardcoded, but works for now
} catch (JSONException e) {
}
log("SdpObserver#sendLocalDescription; to: " + mSignalChannel + "; msg: " + p1.toString());
sendSDPSocket(
mSignalChannel,
desc,
p1,
new Acknowledge() {
@Override
public void acknowledge(JSONArray arg0) {
log("SdpObserver#sendLocalDescription#sendSDPSocket#Acknowledge: " + arg0.toString());
String streamId = null;
SessionDescription remoteSdp = null;
try {
// log(arg0.getString(0));
// JSONObject jsonAnswer = arg0.getJSONObject(0);
// licode server sends answer as string which is
// basically a json string, though
JSONObject jsonAnswer = new JSONObject(arg0.getString(0));
boolean answer = "ANSWER".equals(jsonAnswer.getString("messageType"));
if (!answer) {
log("SdpObserver: expected ANSWER, got: " + jsonAnswer.getString("messageType"));
}
remoteSdp = new SessionDescription(Type.ANSWER, jsonAnswer.getString("sdp"));
if (mIsPublish) {
streamId = arg0.getString(1);
}
mAnswererSessionId = jsonAnswer.getInt("answererSessionId");
} catch (JSONException e1) {
}
if (mIsPublish) {
mStream.setId(streamId);
mLocalStream.put(streamId, mStream);
}
final SessionDescription finalRemoteSdp = remoteSdp;
mActivity.runOnUiThread(
new Runnable() {
@Override
public void run() {
mStream.pc.setRemoteDescription(LicodeSdpObserver.this, finalRemoteSdp);
}
});
}
});
}
private void startConnecting() {
mStream.pc.createOffer(this, mStream.sdpConstraints());
}
public boolean isLocal() {
return mStream == null ? false : mStream.isLocal();
}
void removeStream(StreamDescription stream) {
stream.onClosing();
triggerStreamRemoved(stream);
}
@Override
public void attachRenderer(StreamDescriptionInterface stream, VideoStreamsView mVsv) {
((StreamDescription) stream)
.attachRenderer(new LicodeConnector.VideoCallbacks(mVsv, stream.getId()));
}
