talk-android/app/src/main/java/com/nextcloud/talk/activities/CallActivity.java
Mario Danic 0ba40ce519 Fix peer connection
Signed-off-by: Mario Danic <mario@lovelyhq.com>
2017-12-07 11:11:32 +01:00

816 lines
35 KiB
Java

/*
* Nextcloud Talk application
*
* @author Mario Danic
* Copyright (C) 2017 Mario Danic <mario@lovelyhq.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Inspired by:
* - Google samples
* - https://github.com/vivek1794/webrtc-android-codelab (MIT licence)
*/
package com.nextcloud.talk.activities;
import android.Manifest;
import android.content.res.Resources;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.util.TypedValue;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.LinearLayout;
import com.bluelinelabs.logansquare.LoganSquare;
import com.nextcloud.talk.R;
import com.nextcloud.talk.api.NcApi;
import com.nextcloud.talk.api.helpers.api.ApiHelper;
import com.nextcloud.talk.api.models.json.call.CallOverall;
import com.nextcloud.talk.api.models.json.generic.GenericOverall;
import com.nextcloud.talk.api.models.json.signaling.NCIceCandidate;
import com.nextcloud.talk.api.models.json.signaling.NCMessagePayload;
import com.nextcloud.talk.api.models.json.signaling.NCMessageWrapper;
import com.nextcloud.talk.api.models.json.signaling.NCSignalingMessage;
import com.nextcloud.talk.api.models.json.signaling.Signaling;
import com.nextcloud.talk.api.models.json.signaling.SignalingOverall;
import com.nextcloud.talk.application.NextcloudTalkApplication;
import com.nextcloud.talk.events.MediaStreamEvent;
import com.nextcloud.talk.events.PeerConnectionEvent;
import com.nextcloud.talk.events.SessionDescriptionSendEvent;
import com.nextcloud.talk.persistence.entities.UserEntity;
import com.nextcloud.talk.webrtc.MagicAudioManager;
import com.nextcloud.talk.webrtc.MagicPeerConnectionWrapper;
import org.apache.commons.lang3.StringEscapeUtils;
import org.greenrobot.eventbus.EventBus;
import org.greenrobot.eventbus.Subscribe;
import org.greenrobot.eventbus.ThreadMode;
import org.parceler.Parcels;
import org.webrtc.AudioSource;
import org.webrtc.AudioTrack;
import org.webrtc.Camera1Enumerator;
import org.webrtc.CameraEnumerator;
import org.webrtc.EglBase;
import org.webrtc.IceCandidate;
import org.webrtc.Logging;
import org.webrtc.MediaConstraints;
import org.webrtc.MediaStream;
import org.webrtc.PeerConnection;
import org.webrtc.PeerConnectionFactory;
import org.webrtc.RendererCommon;
import org.webrtc.SessionDescription;
import org.webrtc.SurfaceViewRenderer;
import org.webrtc.VideoCapturer;
import org.webrtc.VideoRenderer;
import org.webrtc.VideoSource;
import org.webrtc.VideoTrack;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import javax.inject.Inject;
import autodagger.AutoInjector;
import butterknife.BindView;
import butterknife.ButterKnife;
import io.reactivex.Observer;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.functions.BooleanSupplier;
import io.reactivex.schedulers.Schedulers;
import ru.alexbykov.nopermission.PermissionHelper;
@AutoInjector(NextcloudTalkApplication.class)
public class CallActivity extends AppCompatActivity {
private static final String TAG = "CallActivity";
@BindView(R.id.pip_video_view)
SurfaceViewRenderer pipVideoView;
@BindView(R.id.remote_renderers_layout)
LinearLayout remoteRenderersLayout;
@Inject
NcApi ncApi;
@Inject
EventBus eventBus;
PeerConnectionFactory peerConnectionFactory;
MediaConstraints audioConstraints;
MediaConstraints videoConstraints;
MediaConstraints sdpConstraints;
MagicAudioManager audioManager;
VideoSource videoSource;
VideoTrack localVideoTrack;
AudioSource audioSource;
AudioTrack localAudioTrack;
VideoCapturer videoCapturer;
VideoRenderer localRenderer;
HashMap<String, VideoRenderer> videoRendererHashMap = new HashMap<>();
EglBase rootEglBase;
boolean leavingCall = false;
BooleanSupplier booleanSupplier = () -> leavingCall;
Disposable signalingDisposable;
Disposable pingDisposable;
List<PeerConnection.IceServer> iceServers;
private String roomToken;
private UserEntity userEntity;
private String callSession;
private MediaStream localMediaStream;
private String credentials;
private List<MagicPeerConnectionWrapper> magicPeerConnectionWrapperList = new ArrayList<>();
private static int getSystemUiVisibility() {
int flags = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN;
flags |= View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
return flags;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
NextcloudTalkApplication.getSharedApplication().getComponentApplication().inject(this);
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN |
WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
| WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON);
getWindow().getDecorView().setSystemUiVisibility(getSystemUiVisibility());
setContentView(R.layout.activity_call);
ButterKnife.bind(this);
roomToken = getIntent().getExtras().getString("roomToken", "");
userEntity = Parcels.unwrap(getIntent().getExtras().getParcelable("userEntity"));
callSession = "0";
credentials = ApiHelper.getCredentials(userEntity.getUsername(), userEntity.getToken());
initViews();
PermissionHelper permissionHelper = new PermissionHelper(this);
permissionHelper.check(Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO,
Manifest.permission.MODIFY_AUDIO_SETTINGS, Manifest.permission.ACCESS_NETWORK_STATE,
Manifest.permission.ACCESS_WIFI_STATE, Manifest.permission.INTERNET)
.onSuccess(() -> {
start();
})
.onDenied(new Runnable() {
@Override
public void run() {
// do nothing
}
})
.run();
}
private VideoCapturer createVideoCapturer() {
videoCapturer = createCameraCapturer(new Camera1Enumerator(false));
return videoCapturer;
}
private VideoCapturer createCameraCapturer(CameraEnumerator enumerator) {
final String[] deviceNames = enumerator.getDeviceNames();
// First, try to find front facing camera
Logging.d(TAG, "Looking for front facing cameras.");
for (String deviceName : deviceNames) {
if (enumerator.isFrontFacing(deviceName)) {
Logging.d(TAG, "Creating front facing camera capturer.");
VideoCapturer videoCapturer = enumerator.createCapturer(deviceName, null);
if (videoCapturer != null) {
return videoCapturer;
}
}
}
// Front facing camera not found, try something else
Logging.d(TAG, "Looking for other cameras.");
for (String deviceName : deviceNames) {
if (!enumerator.isFrontFacing(deviceName)) {
Logging.d(TAG, "Creating other camera capturer.");
VideoCapturer videoCapturer = enumerator.createCapturer(deviceName, null);
if (videoCapturer != null) {
return videoCapturer;
}
}
}
return null;
}
public void initViews() {
pipVideoView.setMirror(true);
rootEglBase = EglBase.create();
pipVideoView.init(rootEglBase.getEglBaseContext(), null);
pipVideoView.setZOrderMediaOverlay(true);
pipVideoView.setEnableHardwareScaler(true);
pipVideoView.setScalingType(RendererCommon.ScalingType.SCALE_ASPECT_FIT);
}
public void start() {
//Initialize PeerConnectionFactory globals.
//Params are context, initAudio,initVideo and videoCodecHwAcceleration
PeerConnectionFactory.initializeAndroidGlobals(this, true, true,
false);
//Create a new PeerConnectionFactory instance.
PeerConnectionFactory.Options options = new PeerConnectionFactory.Options();
peerConnectionFactory = new PeerConnectionFactory(options);
//Now create a VideoCapturer instance. Callback methods are there if you want to do something! Duh!
VideoCapturer videoCapturerAndroid = createVideoCapturer();
//Create MediaConstraints - Will be useful for specifying video and audio constraints.
audioConstraints = new MediaConstraints();
videoConstraints = new MediaConstraints();
//Create a VideoSource instance
videoSource = peerConnectionFactory.createVideoSource(videoCapturerAndroid);
localVideoTrack = peerConnectionFactory.createVideoTrack("NCv0", videoSource);
//create an AudioSource instance
audioSource = peerConnectionFactory.createAudioSource(audioConstraints);
localAudioTrack = peerConnectionFactory.createAudioTrack("NCa0", audioSource);
localMediaStream = peerConnectionFactory.createLocalMediaStream("NCMS");
localMediaStream.addTrack(localAudioTrack);
localMediaStream.addTrack(localVideoTrack);
// Create and audio manager that will take care of audio routing,
// audio modes, audio device enumeration etc.
audioManager = MagicAudioManager.create(getApplicationContext());
// Store existing audio settings and change audio mode to
// MODE_IN_COMMUNICATION for best possible VoIP performance.
Log.d(TAG, "Starting the audio manager...");
audioManager.start(new MagicAudioManager.AudioManagerEvents() {
@Override
public void onAudioDeviceChanged(MagicAudioManager.AudioDevice selectedAudioDevice,
Set<MagicAudioManager.AudioDevice> availableAudioDevices) {
onAudioManagerDevicesChanged(selectedAudioDevice, availableAudioDevices);
}
});
Resources r = getResources();
int px = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 120, r.getDisplayMetrics());
videoCapturerAndroid.startCapture(px, px, 30);
//create a videoRenderer based on SurfaceViewRenderer instance
localRenderer = new VideoRenderer(pipVideoView);
// And finally, with our VideoRenderer ready, we
// can add our renderer to the VideoTrack.
localVideoTrack.addRenderer(localRenderer);
iceServers = new ArrayList<>();
iceServers.add(new PeerConnection.IceServer("stun:stun.nextcloud.com:443"));
//create sdpConstraints
sdpConstraints = new MediaConstraints();
sdpConstraints.mandatory.add(new MediaConstraints.KeyValuePair("OfferToReceiveAudio", "true"));
sdpConstraints.mandatory.add(new MediaConstraints.KeyValuePair("OfferToReceiveVideo", "true"));
sdpConstraints.optional.add(new MediaConstraints.KeyValuePair("internalSctpDataChannels", "true"));
sdpConstraints.optional.add(new MediaConstraints.KeyValuePair("DtlsSrtpKeyAgreement", "true"));
ncApi.joinRoom(credentials, ApiHelper.getUrlForRoom(userEntity.getBaseUrl(), roomToken))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Observer<CallOverall>() {
@Override
public void onSubscribe(Disposable d) {
}
@Override
public void onNext(CallOverall callOverall) {
ncApi.joinCall(credentials,
ApiHelper.getUrlForCall(userEntity.getBaseUrl(), roomToken))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Observer<GenericOverall>() {
@Override
public void onSubscribe(Disposable d) {
}
@Override
public void onNext(GenericOverall genericOverall) {
callSession = callOverall.getOcs().getData().getSessionId();
// start pinging the call
ncApi.pingCall(ApiHelper.getCredentials(userEntity.getUsername(), userEntity.getToken()),
ApiHelper.getUrlForCallPing(userEntity.getBaseUrl(), roomToken))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.repeatWhen(observable -> observable.delay(5000, TimeUnit.MILLISECONDS))
.repeatUntil(booleanSupplier)
.retry(3)
.subscribe(new Observer<GenericOverall>() {
@Override
public void onSubscribe(Disposable d) {
pingDisposable = d;
}
@Override
public void onNext(GenericOverall genericOverall) {
}
@Override
public void onError(Throwable e) {
dispose(pingDisposable);
}
@Override
public void onComplete() {
dispose(pingDisposable);
}
});
// Start pulling signaling messages
ncApi.pullSignalingMessages(ApiHelper.getCredentials(userEntity.getUsername(),
userEntity.getToken()), ApiHelper.getUrlForSignaling(userEntity.getBaseUrl()))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.repeatWhen(observable -> observable.delay(1500, TimeUnit
.MILLISECONDS))
.repeatUntil(booleanSupplier)
.retry(3)
.subscribe(new Observer<SignalingOverall>() {
@Override
public void onSubscribe(Disposable d) {
signalingDisposable = d;
}
@Override
public void onNext(SignalingOverall signalingOverall) {
if (signalingOverall.getOcs().getSignalings() != null) {
for (int i = 0; i < signalingOverall.getOcs().getSignalings().size(); i++) {
try {
receivedSignalingMessage(signalingOverall.getOcs().getSignalings().get(i));
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
@Override
public void onError(Throwable e) {
dispose(signalingDisposable);
}
@Override
public void onComplete() {
dispose(signalingDisposable);
}
});
}
@Override
public void onError(Throwable e) {
}
@Override
public void onComplete() {
}
});
}
@Override
public void onError(Throwable e) {
}
@Override
public void onComplete() {
}
});
}
private void receivedSignalingMessage(Signaling signaling) throws IOException {
String messageType = signaling.getType();
if (leavingCall) {
return;
}
if ("usersInRoom".equals(messageType)) {
processUsersInRoom((List<HashMap<String, String>>) signaling.getMessageWrapper());
} else if ("message".equals(messageType)) {
NCSignalingMessage ncSignalingMessage = LoganSquare.parse(signaling.getMessageWrapper().toString(),
NCSignalingMessage.class);
if (ncSignalingMessage.getRoomType().equals("video")) {
MagicPeerConnectionWrapper magicPeerConnectionWrapper = alwaysGetPeerConnectionWrapperForSessionId
(ncSignalingMessage.getFrom());
String type = null;
if (ncSignalingMessage.getPayload() != null && ncSignalingMessage.getPayload().getType() !=
null) {
type = ncSignalingMessage.getPayload().getType();
} else if (ncSignalingMessage.getType() != null) {
type = ncSignalingMessage.getType();
}
if (type != null) {
switch (type) {
case "offer":
case "answer":
magicPeerConnectionWrapper.setNick(ncSignalingMessage.getPayload().getNick());
magicPeerConnectionWrapper.getPeerConnection().setRemoteDescription(magicPeerConnectionWrapper
.getMagicSdpObserver(), new SessionDescription(SessionDescription.Type.fromCanonicalForm(type),
ncSignalingMessage.getPayload().getSdp()));
break;
case "candidate":
NCIceCandidate ncIceCandidate = ncSignalingMessage.getPayload().getIceCandidate();
IceCandidate iceCandidate = new IceCandidate(ncIceCandidate.getSdpMid(),
ncIceCandidate.getSdpMLineIndex(), ncIceCandidate.getCandidate());
magicPeerConnectionWrapper.addCandidate(iceCandidate);
break;
case "endOfCandidates":
magicPeerConnectionWrapper.drainIceCandidates();
break;
default:
break;
}
}
} else {
Log.d(TAG, "Something went very very wrong");
}
} else {
Log.d(TAG, "Something went very very wrong");
}
}
// This method is called when the audio manager reports audio device change,
// e.g. from wired headset to speakerphone.
private void onAudioManagerDevicesChanged(
final MagicAudioManager.AudioDevice device, final Set<MagicAudioManager.AudioDevice> availableDevices) {
Log.d(TAG, "onAudioManagerDevicesChanged: " + availableDevices + ", "
+ "selected: " + device);
}
private void processUsersInRoom(List<HashMap<String, String>> users) {
List<String> newSessions = new ArrayList<>();
List<String> oldSesssions = new ArrayList<>();
for (HashMap<String, String> participant : users) {
Object inCallObject = participant.get("inCall");
if (!participant.get("sessionId").equals(callSession) && (boolean)inCallObject) {
newSessions.add(participant.get("sessionId"));
}
}
for (MagicPeerConnectionWrapper magicPeerConnectionWrapper : magicPeerConnectionWrapperList) {
if (!magicPeerConnectionWrapper.getSessionId().equals(callSession)) {
oldSesssions.add(magicPeerConnectionWrapper.getSessionId());
}
}
// Calculate sessions that left the call
List<String> leftSessions = oldSesssions;
leftSessions.removeAll(newSessions);
// Calculate sessions that join the call
newSessions.removeAll(oldSesssions);
if (leavingCall) {
return;
}
for (String sessionId : newSessions) {
alwaysGetPeerConnectionWrapperForSessionId(sessionId);
}
for (String sessionId : leftSessions) {
endPeerConnection(sessionId);
}
}
private void deleteMagicPeerConnection(MagicPeerConnectionWrapper magicPeerConnectionWrapper) {
if (magicPeerConnectionWrapper.getPeerConnection() != null) {
magicPeerConnectionWrapper.getPeerConnection().close();
}
magicPeerConnectionWrapperList.remove(magicPeerConnectionWrapper);
}
private MagicPeerConnectionWrapper alwaysGetPeerConnectionWrapperForSessionId(String sessionId) {
MagicPeerConnectionWrapper magicPeerConnectionWrapper;
if ((magicPeerConnectionWrapper = getPeerConnectionWrapperForSessionId(sessionId)) != null) {
return magicPeerConnectionWrapper;
} else {
magicPeerConnectionWrapper = new MagicPeerConnectionWrapper(peerConnectionFactory,
iceServers, sdpConstraints, sessionId, callSession, localMediaStream);
magicPeerConnectionWrapperList.add(magicPeerConnectionWrapper);
return magicPeerConnectionWrapper;
}
}
private MagicPeerConnectionWrapper getPeerConnectionWrapperForSessionId(String sessionId) {
for (MagicPeerConnectionWrapper magicPeerConnectionWrapper : magicPeerConnectionWrapperList) {
if (magicPeerConnectionWrapper.getSessionId().equals(sessionId)) {
return magicPeerConnectionWrapper;
}
}
return null;
}
private void hangup() {
leavingCall = true;
dispose(null);
for (int i = 0; i < magicPeerConnectionWrapperList.size(); i++) {
endPeerConnection(magicPeerConnectionWrapperList.get(i).getSessionId());
}
for (MagicPeerConnectionWrapper magicPeerConnectionWrapper : magicPeerConnectionWrapperList) {
endPeerConnection(magicPeerConnectionWrapper.getSessionId());
}
if (videoCapturer != null) {
videoCapturer.dispose();
}
localMediaStream.removeTrack(localMediaStream.videoTracks.get(0));
localMediaStream.removeTrack(localMediaStream.audioTracks.get(0));
localMediaStream = null;
pipVideoView.release();
String credentials = ApiHelper.getCredentials(userEntity.getUsername(), userEntity.getToken());
ncApi.leaveCall(credentials, ApiHelper.getUrlForCall(userEntity.getBaseUrl(), roomToken))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Observer<GenericOverall>() {
@Override
public void onSubscribe(Disposable d) {
}
@Override
public void onNext(GenericOverall genericOverall) {
ncApi.leaveRoom(credentials, ApiHelper.getUrlForRoom(userEntity.getBaseUrl(), roomToken))
.subscribeOn(Schedulers.newThread())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Observer<GenericOverall>() {
@Override
public void onSubscribe(Disposable d) {
}
@Override
public void onNext(GenericOverall genericOverall) {
}
@Override
public void onError(Throwable e) {
}
@Override
public void onComplete() {
}
});
}
@Override
public void onError(Throwable e) {
}
@Override
public void onComplete() {
}
});
}
private void gotRemoteStream(MediaStream stream, String session) {
//we have remote video stream. add to the renderer.
removeMediaStream(session);
if (stream.videoTracks.size() < 2 && stream.audioTracks.size() < 2) {
if (stream.videoTracks.size() == 1) {
VideoTrack videoTrack = stream.videoTracks.get(0);
runOnUiThread(new Runnable() {
@Override
public void run() {
if (stream.videoTracks.size() == 1) {
try {
LinearLayout linearLayout = (LinearLayout)
getLayoutInflater().inflate(R.layout.surface_renderer, remoteRenderersLayout,
false);
linearLayout.setTag(session);
SurfaceViewRenderer surfaceViewRenderer = linearLayout.findViewById(R.id
.surface_view);
surfaceViewRenderer.setMirror(false);
surfaceViewRenderer.init(rootEglBase.getEglBaseContext(), null);
surfaceViewRenderer.setZOrderMediaOverlay(true);
surfaceViewRenderer.setEnableHardwareScaler(true);
surfaceViewRenderer.setScalingType(RendererCommon.ScalingType.SCALE_ASPECT_FIT);
VideoRenderer remoteRenderer = new VideoRenderer(surfaceViewRenderer);
videoRendererHashMap.put(session, remoteRenderer);
videoTrack.addRenderer(remoteRenderer);
remoteRenderersLayout.addView(linearLayout);
linearLayout.invalidate();
} catch (Exception e) {
e.printStackTrace();
}
}
}
});
}
if (stream.audioTracks.size() == 1) {
AudioTrack audioTrack = stream.audioTracks.get(0);
}
}
}
@Override
public void onDestroy() {
hangup();
super.onDestroy();
}
private void dispose(@Nullable Disposable disposable) {
if (disposable != null && !disposable.isDisposed()) {
disposable.dispose();
} else if (disposable == null) {
if (pingDisposable != null && !pingDisposable.isDisposed()) {
pingDisposable.dispose();
pingDisposable = null;
}
if (signalingDisposable != null && !signalingDisposable.isDisposed()) {
signalingDisposable.dispose();
signalingDisposable = null;
}
}
}
@Override
public void onStart() {
super.onStart();
eventBus.register(this);
}
@Override
public void onStop() {
super.onStop();
eventBus.unregister(this);
}
@Subscribe(threadMode = ThreadMode.BACKGROUND)
public void onMessageEvent(PeerConnectionEvent peerConnectionEvent) {
endPeerConnection(peerConnectionEvent.getSessionId());
}
private void endPeerConnection(String sessionId) {
MagicPeerConnectionWrapper magicPeerConnectionWrapper;
if ((magicPeerConnectionWrapper = getPeerConnectionWrapperForSessionId(sessionId)) != null) {
runOnUiThread(() -> removeMediaStream(sessionId));
deleteMagicPeerConnection(magicPeerConnectionWrapper);
}
}
private void removeMediaStream(String sessionId) {
if (remoteRenderersLayout.getChildCount() > 0) {
for (int i = 0; i < remoteRenderersLayout.getChildCount(); i++) {
if (remoteRenderersLayout.getChildAt(i).getTag().equals(sessionId)) {
SurfaceViewRenderer surfaceViewRenderer = remoteRenderersLayout.getChildAt(i).findViewById(R.id
.surface_view);
surfaceViewRenderer.release();
remoteRenderersLayout.removeViewAt(i);
remoteRenderersLayout.invalidate();
break;
}
}
}
}
@Subscribe(threadMode = ThreadMode.BACKGROUND)
public void onMessageEvent(MediaStreamEvent mediaStreamEvent) {
if (mediaStreamEvent.getMediaStream() != null) {
gotRemoteStream(mediaStreamEvent.getMediaStream(), mediaStreamEvent.getSession());
} else {
removeMediaStream(mediaStreamEvent.getSession());
}
}
@Subscribe(threadMode = ThreadMode.BACKGROUND)
public void onMessageEvent(SessionDescriptionSendEvent sessionDescriptionSend) throws IOException {
String credentials = ApiHelper.getCredentials(userEntity.getUsername(), userEntity.getToken());
NCMessageWrapper ncMessageWrapper = new NCMessageWrapper();
ncMessageWrapper.setEv("message");
ncMessageWrapper.setSessionId(callSession);
NCSignalingMessage ncSignalingMessage = new NCSignalingMessage();
ncSignalingMessage.setTo(sessionDescriptionSend.getPeerId());
ncSignalingMessage.setRoomType("video");
ncSignalingMessage.setType(sessionDescriptionSend.getType());
NCMessagePayload ncMessagePayload = new NCMessagePayload();
ncMessagePayload.setType(sessionDescriptionSend.getType());
if (!"candidate".equals(sessionDescriptionSend.getType())) {
ncMessagePayload.setSdp(sessionDescriptionSend.getSessionDescription().description);
ncMessagePayload.setNick(userEntity.getDisplayName());
} else {
ncMessagePayload.setIceCandidate(sessionDescriptionSend.getNcIceCandidate());
}
// Set all we need
ncSignalingMessage.setPayload(ncMessagePayload);
ncMessageWrapper.setSignalingMessage(ncSignalingMessage);
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.append("{");
stringBuilder.append("\"fn\":\"");
stringBuilder.append(StringEscapeUtils.escapeJson(LoganSquare.serialize(ncMessageWrapper
.getSignalingMessage()))).append("\"");
stringBuilder.append(",");
stringBuilder.append("\"sessionId\":");
stringBuilder.append("\"").append(StringEscapeUtils.escapeJson(callSession)).append("\"");
stringBuilder.append(",");
stringBuilder.append("\"ev\":\"message\"");
stringBuilder.append("}");
List<String> strings = new ArrayList<>();
String stringToSend = stringBuilder.toString();
strings.add(stringToSend);
ncApi.sendSignalingMessages(credentials, ApiHelper.getUrlForSignaling(userEntity.getBaseUrl()),
strings.toString())
.retry(3)
.subscribeOn(Schedulers.newThread())
.subscribe(new Observer<SignalingOverall>() {
@Override
public void onSubscribe(Disposable d) {
}
@Override
public void onNext(SignalingOverall signalingOverall) {
if (signalingOverall.getOcs().getSignalings() != null) {
for (int i = 0; i < signalingOverall.getOcs().getSignalings().size(); i++) {
try {
receivedSignalingMessage(signalingOverall.getOcs().getSignalings().get(i));
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
@Override
public void onError(Throwable e) {
}
@Override
public void onComplete() {
}
});
}
}