RtpSessionActivity.java

   1package eu.siacs.conversations.ui;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.app.PictureInPictureParams;
   6import android.content.ActivityNotFoundException;
   7import android.content.Context;
   8import android.content.Intent;
   9import android.content.pm.PackageManager;
  10import android.os.Build;
  11import android.os.Bundle;
  12import android.os.Handler;
  13import android.os.PowerManager;
  14import android.os.SystemClock;
  15import android.util.Log;
  16import android.util.Rational;
  17import android.view.Menu;
  18import android.view.MenuItem;
  19import android.view.View;
  20import android.view.WindowManager;
  21import android.widget.Toast;
  22
  23import androidx.annotation.NonNull;
  24import androidx.annotation.RequiresApi;
  25import androidx.annotation.StringRes;
  26import androidx.databinding.DataBindingUtil;
  27
  28import com.google.common.base.Optional;
  29import com.google.common.base.Preconditions;
  30import com.google.common.base.Throwables;
  31import com.google.common.collect.ImmutableList;
  32import com.google.common.collect.ImmutableSet;
  33import com.google.common.util.concurrent.FutureCallback;
  34import com.google.common.util.concurrent.Futures;
  35
  36import org.checkerframework.checker.nullness.compatqual.NullableDecl;
  37import org.webrtc.SurfaceViewRenderer;
  38import org.webrtc.VideoTrack;
  39
  40import java.lang.ref.WeakReference;
  41import java.util.Arrays;
  42import java.util.Collections;
  43import java.util.List;
  44import java.util.Set;
  45
  46import eu.siacs.conversations.Config;
  47import eu.siacs.conversations.R;
  48import eu.siacs.conversations.databinding.ActivityRtpSessionBinding;
  49import eu.siacs.conversations.entities.Account;
  50import eu.siacs.conversations.entities.Contact;
  51import eu.siacs.conversations.entities.Conversation;
  52import eu.siacs.conversations.services.AppRTCAudioManager;
  53import eu.siacs.conversations.services.XmppConnectionService;
  54import eu.siacs.conversations.ui.util.AvatarWorkerTask;
  55import eu.siacs.conversations.ui.util.MainThreadExecutor;
  56import eu.siacs.conversations.utils.PermissionUtils;
  57import eu.siacs.conversations.utils.TimeFrameUtils;
  58import eu.siacs.conversations.xml.Namespace;
  59import eu.siacs.conversations.xmpp.Jid;
  60import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
  61import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
  62import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
  63import eu.siacs.conversations.xmpp.jingle.Media;
  64import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
  65
  66import static eu.siacs.conversations.utils.PermissionUtils.getFirstDenied;
  67import static java.util.Arrays.asList;
  68
  69public class RtpSessionActivity extends XmppActivity implements XmppConnectionService.OnJingleRtpConnectionUpdate {
  70
  71    public static final String EXTRA_WITH = "with";
  72    public static final String EXTRA_SESSION_ID = "session_id";
  73    public static final String EXTRA_LAST_REPORTED_STATE = "last_reported_state";
  74    public static final String EXTRA_LAST_ACTION = "last_action";
  75    public static final String ACTION_ACCEPT_CALL = "action_accept_call";
  76    public static final String ACTION_MAKE_VOICE_CALL = "action_make_voice_call";
  77    public static final String ACTION_MAKE_VIDEO_CALL = "action_make_video_call";
  78
  79    private static final int CALL_DURATION_UPDATE_INTERVAL = 333;
  80
  81    private static final List<RtpEndUserState> END_CARD = Arrays.asList(
  82            RtpEndUserState.APPLICATION_ERROR,
  83            RtpEndUserState.DECLINED_OR_BUSY,
  84            RtpEndUserState.CONNECTIVITY_ERROR,
  85            RtpEndUserState.CONNECTIVITY_LOST_ERROR,
  86            RtpEndUserState.RETRACTED
  87    );
  88    private static final List<RtpEndUserState> STATES_SHOWING_HELP_BUTTON = Arrays.asList(
  89            RtpEndUserState.APPLICATION_ERROR,
  90            RtpEndUserState.CONNECTIVITY_ERROR
  91    );
  92    private static final List<RtpEndUserState> STATES_SHOWING_SWITCH_TO_CHAT = Arrays.asList(
  93            RtpEndUserState.CONNECTING,
  94            RtpEndUserState.CONNECTED
  95    );
  96    private static final String PROXIMITY_WAKE_LOCK_TAG = "conversations:in-rtp-session";
  97    private static final int REQUEST_ACCEPT_CALL = 0x1111;
  98    private WeakReference<JingleRtpConnection> rtpConnectionReference;
  99
 100    private ActivityRtpSessionBinding binding;
 101    private PowerManager.WakeLock mProximityWakeLock;
 102
 103    private final Handler mHandler = new Handler();
 104    private final Runnable mTickExecutor = new Runnable() {
 105        @Override
 106        public void run() {
 107            updateCallDuration();
 108            mHandler.postDelayed(mTickExecutor, CALL_DURATION_UPDATE_INTERVAL);
 109        }
 110    };
 111
 112    private static Set<Media> actionToMedia(final String action) {
 113        if (ACTION_MAKE_VIDEO_CALL.equals(action)) {
 114            return ImmutableSet.of(Media.AUDIO, Media.VIDEO);
 115        } else {
 116            return ImmutableSet.of(Media.AUDIO);
 117        }
 118    }
 119
 120    private static void addSink(final VideoTrack videoTrack, final SurfaceViewRenderer surfaceViewRenderer) {
 121        try {
 122            videoTrack.addSink(surfaceViewRenderer);
 123        } catch (final IllegalStateException e) {
 124            Log.e(Config.LOGTAG, "possible race condition on trying to display video track. ignoring", e);
 125        }
 126    }
 127
 128    @Override
 129    public void onCreate(Bundle savedInstanceState) {
 130        super.onCreate(savedInstanceState);
 131        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
 132                | WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD
 133                | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
 134                | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON);
 135        this.binding = DataBindingUtil.setContentView(this, R.layout.activity_rtp_session);
 136        setSupportActionBar(binding.toolbar);
 137    }
 138
 139    @Override
 140    public boolean onCreateOptionsMenu(final Menu menu) {
 141        getMenuInflater().inflate(R.menu.activity_rtp_session, menu);
 142        final MenuItem help = menu.findItem(R.id.action_help);
 143        final MenuItem gotoChat = menu.findItem(R.id.action_goto_chat);
 144        help.setVisible(isHelpButtonVisible());
 145        gotoChat.setVisible(isSwitchToConversationVisible());
 146        return super.onCreateOptionsMenu(menu);
 147    }
 148
 149    private boolean isHelpButtonVisible() {
 150        try {
 151            return STATES_SHOWING_HELP_BUTTON.contains(requireRtpConnection().getEndUserState());
 152        } catch (IllegalStateException e) {
 153            final Intent intent = getIntent();
 154            final String state = intent != null ? intent.getStringExtra(EXTRA_LAST_REPORTED_STATE) : null;
 155            if (state != null) {
 156                return STATES_SHOWING_HELP_BUTTON.contains(RtpEndUserState.valueOf(state));
 157            } else {
 158                return false;
 159            }
 160        }
 161    }
 162
 163    private boolean isSwitchToConversationVisible() {
 164        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
 165        return connection != null && STATES_SHOWING_SWITCH_TO_CHAT.contains(connection.getEndUserState());
 166    }
 167
 168    private void switchToConversation() {
 169        final Contact contact = getWith();
 170        final Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
 171        switchToConversation(conversation);
 172    }
 173
 174    public boolean onOptionsItemSelected(final MenuItem item) {
 175        switch (item.getItemId()) {
 176            case R.id.action_help:
 177                launchHelpInBrowser();
 178                break;
 179            case R.id.action_goto_chat:
 180                switchToConversation();
 181                break;
 182        }
 183        return super.onOptionsItemSelected(item);
 184    }
 185
 186    private void launchHelpInBrowser() {
 187        final Intent intent = new Intent(Intent.ACTION_VIEW, Config.HELP);
 188        try {
 189            startActivity(intent);
 190        } catch (final ActivityNotFoundException e) {
 191            Toast.makeText(this, R.string.no_application_found_to_open_link, Toast.LENGTH_LONG).show();
 192        }
 193    }
 194
 195    private void endCall(View view) {
 196        endCall();
 197    }
 198
 199    private void endCall() {
 200        if (this.rtpConnectionReference == null) {
 201            retractSessionProposal();
 202            finish();
 203        } else {
 204            requireRtpConnection().endCall();
 205        }
 206    }
 207
 208    private void retractSessionProposal() {
 209        final Intent intent = getIntent();
 210        final String action = intent.getAction();
 211        final Account account = extractAccount(intent);
 212        final Jid with = Jid.ofEscaped(intent.getStringExtra(EXTRA_WITH));
 213        final String state = intent.getStringExtra(EXTRA_LAST_REPORTED_STATE);
 214        if (!Intent.ACTION_VIEW.equals(action) || state == null || !END_CARD.contains(RtpEndUserState.valueOf(state))) {
 215            resetIntent(account, with, RtpEndUserState.RETRACTED, actionToMedia(intent.getAction()));
 216        }
 217        xmppConnectionService.getJingleConnectionManager().retractSessionProposal(account, with.asBareJid());
 218    }
 219
 220    private void rejectCall(View view) {
 221        requireRtpConnection().rejectCall();
 222        finish();
 223    }
 224
 225    private void acceptCall(View view) {
 226        requestPermissionsAndAcceptCall();
 227    }
 228
 229    private void requestPermissionsAndAcceptCall() {
 230        final List<String> permissions;
 231        if (getMedia().contains(Media.VIDEO)) {
 232            permissions = ImmutableList.of(Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO);
 233        } else {
 234            permissions = ImmutableList.of(Manifest.permission.RECORD_AUDIO);
 235        }
 236        if (PermissionUtils.hasPermission(this, permissions, REQUEST_ACCEPT_CALL)) {
 237            putScreenInCallMode();
 238            checkRecorderAndAcceptCall();
 239        }
 240    }
 241
 242    private void checkRecorderAndAcceptCall() {
 243        checkMicrophoneAvailability();
 244        try {
 245            requireRtpConnection().acceptCall();
 246        } catch (final IllegalStateException e) {
 247            Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
 248        }
 249    }
 250
 251    private void checkMicrophoneAvailability() {
 252        new Thread(() -> {
 253            final long start = SystemClock.elapsedRealtime();
 254            final boolean isMicrophoneAvailable = AppRTCAudioManager.isMicrophoneAvailable();
 255            final long stop = SystemClock.elapsedRealtime();
 256            Log.d(Config.LOGTAG, "checking microphone availability took " + (stop - start) + "ms");
 257            if (isMicrophoneAvailable) {
 258                return;
 259            }
 260            runOnUiThread(() -> Toast.makeText(this, R.string.microphone_unavailable, Toast.LENGTH_LONG).show());
 261        }
 262        ).start();
 263    }
 264
 265    private void putScreenInCallMode() {
 266        putScreenInCallMode(requireRtpConnection().getMedia());
 267    }
 268
 269    private void putScreenInCallMode(final Set<Media> media) {
 270        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 271        if (!media.contains(Media.VIDEO)) {
 272            final JingleRtpConnection rtpConnection = rtpConnectionReference != null ? rtpConnectionReference.get() : null;
 273            final AppRTCAudioManager audioManager = rtpConnection == null ? null : rtpConnection.getAudioManager();
 274            if (audioManager == null || audioManager.getSelectedAudioDevice() == AppRTCAudioManager.AudioDevice.EARPIECE) {
 275                acquireProximityWakeLock();
 276            }
 277        }
 278    }
 279
 280    @SuppressLint("WakelockTimeout")
 281    private void acquireProximityWakeLock() {
 282        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
 283        if (powerManager == null) {
 284            Log.e(Config.LOGTAG, "power manager not available");
 285            return;
 286        }
 287        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
 288            if (this.mProximityWakeLock == null) {
 289                this.mProximityWakeLock = powerManager.newWakeLock(PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK, PROXIMITY_WAKE_LOCK_TAG);
 290            }
 291            if (!this.mProximityWakeLock.isHeld()) {
 292                Log.d(Config.LOGTAG, "acquiring proximity wake lock");
 293                this.mProximityWakeLock.acquire();
 294            }
 295        }
 296    }
 297
 298    private void releaseProximityWakeLock() {
 299        if (this.mProximityWakeLock != null && mProximityWakeLock.isHeld()) {
 300            Log.d(Config.LOGTAG, "releasing proximity wake lock");
 301            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
 302                this.mProximityWakeLock.release(PowerManager.RELEASE_FLAG_WAIT_FOR_NO_PROXIMITY);
 303            } else {
 304                this.mProximityWakeLock.release();
 305            }
 306            this.mProximityWakeLock = null;
 307        }
 308    }
 309
 310    private void putProximityWakeLockInProperState(final AppRTCAudioManager.AudioDevice audioDevice) {
 311        if (audioDevice == AppRTCAudioManager.AudioDevice.EARPIECE) {
 312            acquireProximityWakeLock();
 313        } else {
 314            releaseProximityWakeLock();
 315        }
 316    }
 317
 318    @Override
 319    protected void refreshUiReal() {
 320
 321    }
 322
 323    @Override
 324    public void onNewIntent(final Intent intent) {
 325        Log.d(Config.LOGTAG, this.getClass().getName() + ".onNewIntent()");
 326        super.onNewIntent(intent);
 327        setIntent(intent);
 328        if (xmppConnectionService == null) {
 329            Log.d(Config.LOGTAG, "RtpSessionActivity: background service wasn't bound in onNewIntent()");
 330            return;
 331        }
 332        final Account account = extractAccount(intent);
 333        final String action = intent.getAction();
 334        final Jid with = Jid.ofEscaped(intent.getStringExtra(EXTRA_WITH));
 335        final String sessionId = intent.getStringExtra(EXTRA_SESSION_ID);
 336        if (sessionId != null) {
 337            Log.d(Config.LOGTAG, "reinitializing from onNewIntent()");
 338            if (initializeActivityWithRunningRtpSession(account, with, sessionId)) {
 339                return;
 340            }
 341            if (ACTION_ACCEPT_CALL.equals(intent.getAction())) {
 342                Log.d(Config.LOGTAG, "accepting call from onNewIntent()");
 343                requestPermissionsAndAcceptCall();
 344                resetIntent(intent.getExtras());
 345            }
 346        } else if (asList(ACTION_MAKE_VIDEO_CALL, ACTION_MAKE_VOICE_CALL).contains(action)) {
 347            proposeJingleRtpSession(account, with, actionToMedia(action));
 348            binding.with.setText(account.getRoster().getContact(with).getDisplayName());
 349        } else {
 350            throw new IllegalStateException("received onNewIntent without sessionId");
 351        }
 352    }
 353
 354    @Override
 355    void onBackendConnected() {
 356        final Intent intent = getIntent();
 357        final String action = intent.getAction();
 358        final Account account = extractAccount(intent);
 359        final Jid with = Jid.ofEscaped(intent.getStringExtra(EXTRA_WITH));
 360        final String sessionId = intent.getStringExtra(EXTRA_SESSION_ID);
 361        if (sessionId != null) {
 362            if (initializeActivityWithRunningRtpSession(account, with, sessionId)) {
 363                return;
 364            }
 365            if (ACTION_ACCEPT_CALL.equals(intent.getAction())) {
 366                Log.d(Config.LOGTAG, "intent action was accept");
 367                requestPermissionsAndAcceptCall();
 368                resetIntent(intent.getExtras());
 369            }
 370        } else if (asList(ACTION_MAKE_VIDEO_CALL, ACTION_MAKE_VOICE_CALL).contains(action)) {
 371            proposeJingleRtpSession(account, with, actionToMedia(action));
 372            binding.with.setText(account.getRoster().getContact(with).getDisplayName());
 373        } else if (Intent.ACTION_VIEW.equals(action)) {
 374            final String extraLastState = intent.getStringExtra(EXTRA_LAST_REPORTED_STATE);
 375            final RtpEndUserState state = extraLastState == null ? null : RtpEndUserState.valueOf(extraLastState);
 376            if (state != null) {
 377                Log.d(Config.LOGTAG, "restored last state from intent extra");
 378                updateButtonConfiguration(state);
 379                updateStateDisplay(state);
 380                updateProfilePicture(state);
 381                invalidateOptionsMenu();
 382            }
 383            binding.with.setText(account.getRoster().getContact(with).getDisplayName());
 384            if (xmppConnectionService.getJingleConnectionManager().fireJingleRtpConnectionStateUpdates()) {
 385                return;
 386            }
 387            if (END_CARD.contains(state) || xmppConnectionService.getJingleConnectionManager().hasMatchingProposal(account, with)) {
 388                return;
 389            }
 390            Log.d(Config.LOGTAG, "restored state (" + state + ") was not an end card. finishing");
 391            finish();
 392        }
 393    }
 394
 395    private void proposeJingleRtpSession(final Account account, final Jid with, final Set<Media> media) {
 396        checkMicrophoneAvailability();
 397        if (with.isBareJid()) {
 398            xmppConnectionService.getJingleConnectionManager().proposeJingleRtpSession(account, with, media);
 399        } else {
 400            final String sessionId = xmppConnectionService.getJingleConnectionManager().initializeRtpSession(account, with, media);
 401            initializeActivityWithRunningRtpSession(account, with, sessionId);
 402            resetIntent(account, with, sessionId);
 403        }
 404        putScreenInCallMode(media);
 405    }
 406
 407    @Override
 408    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
 409        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
 410        if (PermissionUtils.allGranted(grantResults)) {
 411            if (requestCode == REQUEST_ACCEPT_CALL) {
 412                checkRecorderAndAcceptCall();
 413            }
 414        } else {
 415            @StringRes int res;
 416            final String firstDenied = getFirstDenied(grantResults, permissions);
 417            if (Manifest.permission.RECORD_AUDIO.equals(firstDenied)) {
 418                res = R.string.no_microphone_permission;
 419            } else if (Manifest.permission.CAMERA.equals(firstDenied)) {
 420                res = R.string.no_camera_permission;
 421            } else {
 422                throw new IllegalStateException("Invalid permission result request");
 423            }
 424            Toast.makeText(this, res, Toast.LENGTH_SHORT).show();
 425        }
 426    }
 427
 428    @Override
 429    public void onStart() {
 430        super.onStart();
 431        mHandler.postDelayed(mTickExecutor, CALL_DURATION_UPDATE_INTERVAL);
 432    }
 433
 434    @Override
 435    public void onStop() {
 436        mHandler.removeCallbacks(mTickExecutor);
 437        binding.remoteVideo.release();
 438        binding.localVideo.release();
 439        final WeakReference<JingleRtpConnection> weakReference = this.rtpConnectionReference;
 440        final JingleRtpConnection jingleRtpConnection = weakReference == null ? null : weakReference.get();
 441        if (jingleRtpConnection != null) {
 442            releaseVideoTracks(jingleRtpConnection);
 443        }
 444        releaseProximityWakeLock();
 445        super.onStop();
 446    }
 447
 448    private void releaseVideoTracks(final JingleRtpConnection jingleRtpConnection) {
 449        final Optional<VideoTrack> remoteVideo = jingleRtpConnection.getRemoteVideoTrack();
 450        if (remoteVideo.isPresent()) {
 451            remoteVideo.get().removeSink(binding.remoteVideo);
 452        }
 453        final Optional<VideoTrack> localVideo = jingleRtpConnection.getLocalVideoTrack();
 454        if (localVideo.isPresent()) {
 455            localVideo.get().removeSink(binding.localVideo);
 456        }
 457    }
 458
 459    @Override
 460    public void onBackPressed() {
 461        super.onBackPressed();
 462        endCall();
 463    }
 464
 465    @Override
 466    public void onUserLeaveHint() {
 467        super.onUserLeaveHint();
 468        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && deviceSupportsPictureInPicture()) {
 469            if (shouldBePictureInPicture()) {
 470                startPictureInPicture();
 471                return;
 472            }
 473        }
 474        //TODO apparently this method is not getting called on Android 10 when using the task switcher
 475        final boolean emptyReference = rtpConnectionReference == null || rtpConnectionReference.get() == null;
 476        if (emptyReference && xmppConnectionService != null) {
 477            retractSessionProposal();
 478        }
 479    }
 480
 481    @RequiresApi(api = Build.VERSION_CODES.O)
 482    private void startPictureInPicture() {
 483        try {
 484            enterPictureInPictureMode(
 485                    new PictureInPictureParams.Builder()
 486                            .setAspectRatio(new Rational(10, 16))
 487                            .build()
 488            );
 489        } catch (final IllegalStateException e) {
 490            //this sometimes happens on Samsung phones (possibly when Knox is enabled)
 491            Log.w(Config.LOGTAG, "unable to enter picture in picture mode", e);
 492        }
 493    }
 494
 495    private boolean deviceSupportsPictureInPicture() {
 496        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 497            return getPackageManager().hasSystemFeature(PackageManager.FEATURE_PICTURE_IN_PICTURE);
 498        } else {
 499            return false;
 500        }
 501    }
 502
 503    private boolean shouldBePictureInPicture() {
 504        try {
 505            final JingleRtpConnection rtpConnection = requireRtpConnection();
 506            return rtpConnection.getMedia().contains(Media.VIDEO) && Arrays.asList(
 507                    RtpEndUserState.ACCEPTING_CALL,
 508                    RtpEndUserState.CONNECTING,
 509                    RtpEndUserState.CONNECTED
 510            ).contains(rtpConnection.getEndUserState());
 511        } catch (final IllegalStateException e) {
 512            return false;
 513        }
 514    }
 515
 516    private boolean initializeActivityWithRunningRtpSession(final Account account, Jid with, String sessionId) {
 517        final WeakReference<JingleRtpConnection> reference = xmppConnectionService.getJingleConnectionManager()
 518                .findJingleRtpConnection(account, with, sessionId);
 519        if (reference == null || reference.get() == null) {
 520            final JingleConnectionManager.TerminatedRtpSession terminatedRtpSession = xmppConnectionService
 521                    .getJingleConnectionManager().getTerminalSessionState(with, sessionId);
 522            if (terminatedRtpSession == null) {
 523                throw new IllegalStateException("failed to initialize activity with running rtp session. session not found");
 524            }
 525            initializeWithTerminatedSessionState(account, with, terminatedRtpSession);
 526            return true;
 527        }
 528        this.rtpConnectionReference = reference;
 529        final RtpEndUserState currentState = requireRtpConnection().getEndUserState();
 530        if (currentState == RtpEndUserState.ENDED) {
 531            reference.get().throwStateTransitionException();
 532            finish();
 533            return true;
 534        }
 535        final Set<Media> media = getMedia();
 536        if (currentState == RtpEndUserState.INCOMING_CALL) {
 537            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 538        }
 539        if (JingleRtpConnection.STATES_SHOWING_ONGOING_CALL.contains(requireRtpConnection().getState())) {
 540            putScreenInCallMode();
 541        }
 542        binding.with.setText(getWith().getDisplayName());
 543        updateVideoViews(currentState);
 544        updateStateDisplay(currentState, media);
 545        updateButtonConfiguration(currentState, media);
 546        updateProfilePicture(currentState);
 547        invalidateOptionsMenu();
 548        return false;
 549    }
 550
 551    private void initializeWithTerminatedSessionState(final Account account, final Jid with, final JingleConnectionManager.TerminatedRtpSession terminatedRtpSession) {
 552        Log.d(Config.LOGTAG, "initializeWithTerminatedSessionState()");
 553        if (terminatedRtpSession.state == RtpEndUserState.ENDED) {
 554            finish();
 555            return;
 556        }
 557        RtpEndUserState state = terminatedRtpSession.state;
 558        resetIntent(account, with, terminatedRtpSession.state, terminatedRtpSession.media);
 559        updateButtonConfiguration(state);
 560        updateStateDisplay(state);
 561        updateProfilePicture(state);
 562        updateCallDuration();
 563        invalidateOptionsMenu();
 564        binding.with.setText(account.getRoster().getContact(with).getDisplayName());
 565    }
 566
 567    private void reInitializeActivityWithRunningRtpSession(final Account account, Jid with, String sessionId) {
 568        runOnUiThread(() -> initializeActivityWithRunningRtpSession(account, with, sessionId));
 569        resetIntent(account, with, sessionId);
 570    }
 571
 572    private void resetIntent(final Account account, final Jid with, final String sessionId) {
 573        final Intent intent = new Intent(Intent.ACTION_VIEW);
 574        intent.putExtra(EXTRA_ACCOUNT, account.getJid().toEscapedString());
 575        intent.putExtra(EXTRA_WITH, with.toEscapedString());
 576        intent.putExtra(EXTRA_SESSION_ID, sessionId);
 577        setIntent(intent);
 578    }
 579
 580    private void ensureSurfaceViewRendererIsSetup(final SurfaceViewRenderer surfaceViewRenderer) {
 581        surfaceViewRenderer.setVisibility(View.VISIBLE);
 582        try {
 583            surfaceViewRenderer.init(requireRtpConnection().getEglBaseContext(), null);
 584        } catch (IllegalStateException e) {
 585            Log.d(Config.LOGTAG, "SurfaceViewRenderer was already initialized");
 586        }
 587        surfaceViewRenderer.setEnableHardwareScaler(true);
 588    }
 589
 590    private void updateStateDisplay(final RtpEndUserState state) {
 591        updateStateDisplay(state, Collections.emptySet());
 592    }
 593
 594    private void updateStateDisplay(final RtpEndUserState state, final Set<Media> media) {
 595        switch (state) {
 596            case INCOMING_CALL:
 597                Preconditions.checkArgument(media.size() > 0, "Media must not be empty");
 598                if (media.contains(Media.VIDEO)) {
 599                    setTitle(R.string.rtp_state_incoming_video_call);
 600                } else {
 601                    setTitle(R.string.rtp_state_incoming_call);
 602                }
 603                break;
 604            case CONNECTING:
 605                setTitle(R.string.rtp_state_connecting);
 606                break;
 607            case CONNECTED:
 608                setTitle(R.string.rtp_state_connected);
 609                break;
 610            case ACCEPTING_CALL:
 611                setTitle(R.string.rtp_state_accepting_call);
 612                break;
 613            case ENDING_CALL:
 614                setTitle(R.string.rtp_state_ending_call);
 615                break;
 616            case FINDING_DEVICE:
 617                setTitle(R.string.rtp_state_finding_device);
 618                break;
 619            case RINGING:
 620                setTitle(R.string.rtp_state_ringing);
 621                break;
 622            case DECLINED_OR_BUSY:
 623                setTitle(R.string.rtp_state_declined_or_busy);
 624                break;
 625            case CONNECTIVITY_ERROR:
 626                setTitle(R.string.rtp_state_connectivity_error);
 627                break;
 628            case CONNECTIVITY_LOST_ERROR:
 629                setTitle(R.string.rtp_state_connectivity_lost_error);
 630                break;
 631            case RETRACTED:
 632                setTitle(R.string.rtp_state_retracted);
 633                break;
 634            case APPLICATION_ERROR:
 635                setTitle(R.string.rtp_state_application_failure);
 636                break;
 637            case ENDED:
 638                throw new IllegalStateException("Activity should have called finishAndReleaseWakeLock();");
 639            default:
 640                throw new IllegalStateException(String.format("State %s has not been handled in UI", state));
 641        }
 642    }
 643
 644    private void updateProfilePicture(final RtpEndUserState state) {
 645        updateProfilePicture(state, null);
 646    }
 647
 648    private void updateProfilePicture(final RtpEndUserState state, final Contact contact) {
 649        if (state == RtpEndUserState.INCOMING_CALL || state == RtpEndUserState.ACCEPTING_CALL) {
 650            final boolean show = getResources().getBoolean(R.bool.show_avatar_incoming_call);
 651            if (show) {
 652                binding.contactPhoto.setVisibility(View.VISIBLE);
 653                if (contact == null) {
 654                    AvatarWorkerTask.loadAvatar(getWith(), binding.contactPhoto, R.dimen.publish_avatar_size);
 655                } else {
 656                    AvatarWorkerTask.loadAvatar(contact, binding.contactPhoto, R.dimen.publish_avatar_size);
 657                }
 658            } else {
 659                binding.contactPhoto.setVisibility(View.GONE);
 660            }
 661        } else {
 662            binding.contactPhoto.setVisibility(View.GONE);
 663        }
 664    }
 665
 666    private Set<Media> getMedia() {
 667        return requireRtpConnection().getMedia();
 668    }
 669
 670    private void updateButtonConfiguration(final RtpEndUserState state) {
 671        updateButtonConfiguration(state, Collections.emptySet());
 672    }
 673
 674    @SuppressLint("RestrictedApi")
 675    private void updateButtonConfiguration(final RtpEndUserState state, final Set<Media> media) {
 676        if (state == RtpEndUserState.ENDING_CALL || isPictureInPicture()) {
 677            this.binding.rejectCall.setVisibility(View.INVISIBLE);
 678            this.binding.endCall.setVisibility(View.INVISIBLE);
 679            this.binding.acceptCall.setVisibility(View.INVISIBLE);
 680        } else if (state == RtpEndUserState.INCOMING_CALL) {
 681            this.binding.rejectCall.setContentDescription(getString(R.string.dismiss_call));
 682            this.binding.rejectCall.setOnClickListener(this::rejectCall);
 683            this.binding.rejectCall.setImageResource(R.drawable.ic_call_end_white_48dp);
 684            this.binding.rejectCall.setVisibility(View.VISIBLE);
 685            this.binding.endCall.setVisibility(View.INVISIBLE);
 686            this.binding.acceptCall.setContentDescription(getString(R.string.answer_call));
 687            this.binding.acceptCall.setOnClickListener(this::acceptCall);
 688            this.binding.acceptCall.setImageResource(R.drawable.ic_call_white_48dp);
 689            this.binding.acceptCall.setVisibility(View.VISIBLE);
 690        } else if (state == RtpEndUserState.DECLINED_OR_BUSY) {
 691            this.binding.rejectCall.setContentDescription(getString(R.string.exit));
 692            this.binding.rejectCall.setOnClickListener(this::exit);
 693            this.binding.rejectCall.setImageResource(R.drawable.ic_clear_white_48dp);
 694            this.binding.rejectCall.setVisibility(View.VISIBLE);
 695            this.binding.endCall.setVisibility(View.INVISIBLE);
 696            this.binding.acceptCall.setContentDescription(getString(R.string.record_voice_mail));
 697            this.binding.acceptCall.setOnClickListener(this::recordVoiceMail);
 698            this.binding.acceptCall.setImageResource(R.drawable.ic_voicemail_white_24dp);
 699            this.binding.acceptCall.setVisibility(View.VISIBLE);
 700        } else if (asList(
 701                RtpEndUserState.CONNECTIVITY_ERROR,
 702                RtpEndUserState.CONNECTIVITY_LOST_ERROR,
 703                RtpEndUserState.APPLICATION_ERROR,
 704                RtpEndUserState.RETRACTED
 705        ).contains(state)) {
 706            this.binding.rejectCall.setContentDescription(getString(R.string.exit));
 707            this.binding.rejectCall.setOnClickListener(this::exit);
 708            this.binding.rejectCall.setImageResource(R.drawable.ic_clear_white_48dp);
 709            this.binding.rejectCall.setVisibility(View.VISIBLE);
 710            this.binding.endCall.setVisibility(View.INVISIBLE);
 711            this.binding.acceptCall.setContentDescription(getString(R.string.try_again));
 712            this.binding.acceptCall.setOnClickListener(this::retry);
 713            this.binding.acceptCall.setImageResource(R.drawable.ic_replay_white_48dp);
 714            this.binding.acceptCall.setVisibility(View.VISIBLE);
 715        } else {
 716            this.binding.rejectCall.setVisibility(View.INVISIBLE);
 717            this.binding.endCall.setContentDescription(getString(R.string.hang_up));
 718            this.binding.endCall.setOnClickListener(this::endCall);
 719            this.binding.endCall.setImageResource(R.drawable.ic_call_end_white_48dp);
 720            this.binding.endCall.setVisibility(View.VISIBLE);
 721            this.binding.acceptCall.setVisibility(View.INVISIBLE);
 722        }
 723        updateInCallButtonConfiguration(state, media);
 724    }
 725
 726    private boolean isPictureInPicture() {
 727        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
 728            return isInPictureInPictureMode();
 729        } else {
 730            return false;
 731        }
 732    }
 733
 734    private void updateInCallButtonConfiguration() {
 735        updateInCallButtonConfiguration(requireRtpConnection().getEndUserState(), requireRtpConnection().getMedia());
 736    }
 737
 738    @SuppressLint("RestrictedApi")
 739    private void updateInCallButtonConfiguration(final RtpEndUserState state, final Set<Media> media) {
 740        if (state == RtpEndUserState.CONNECTED && !isPictureInPicture()) {
 741            Preconditions.checkArgument(media.size() > 0, "Media must not be empty");
 742            if (media.contains(Media.VIDEO)) {
 743                final JingleRtpConnection rtpConnection = requireRtpConnection();
 744                updateInCallButtonConfigurationVideo(rtpConnection.isVideoEnabled(), rtpConnection.isCameraSwitchable());
 745            } else {
 746                final AppRTCAudioManager audioManager = requireRtpConnection().getAudioManager();
 747                updateInCallButtonConfigurationSpeaker(
 748                        audioManager.getSelectedAudioDevice(),
 749                        audioManager.getAudioDevices().size()
 750                );
 751                this.binding.inCallActionFarRight.setVisibility(View.GONE);
 752            }
 753            if (media.contains(Media.AUDIO)) {
 754                updateInCallButtonConfigurationMicrophone(requireRtpConnection().isMicrophoneEnabled());
 755            } else {
 756                this.binding.inCallActionLeft.setVisibility(View.GONE);
 757            }
 758        } else {
 759            this.binding.inCallActionLeft.setVisibility(View.GONE);
 760            this.binding.inCallActionRight.setVisibility(View.GONE);
 761            this.binding.inCallActionFarRight.setVisibility(View.GONE);
 762        }
 763    }
 764
 765    @SuppressLint("RestrictedApi")
 766    private void updateInCallButtonConfigurationSpeaker(final AppRTCAudioManager.AudioDevice selectedAudioDevice, final int numberOfChoices) {
 767        switch (selectedAudioDevice) {
 768            case EARPIECE:
 769                this.binding.inCallActionRight.setImageResource(R.drawable.ic_volume_off_black_24dp);
 770                if (numberOfChoices >= 2) {
 771                    this.binding.inCallActionRight.setOnClickListener(this::switchToSpeaker);
 772                } else {
 773                    this.binding.inCallActionRight.setOnClickListener(null);
 774                    this.binding.inCallActionRight.setClickable(false);
 775                }
 776                break;
 777            case WIRED_HEADSET:
 778                this.binding.inCallActionRight.setImageResource(R.drawable.ic_headset_black_24dp);
 779                this.binding.inCallActionRight.setOnClickListener(null);
 780                this.binding.inCallActionRight.setClickable(false);
 781                break;
 782            case SPEAKER_PHONE:
 783                this.binding.inCallActionRight.setImageResource(R.drawable.ic_volume_up_black_24dp);
 784                if (numberOfChoices >= 2) {
 785                    this.binding.inCallActionRight.setOnClickListener(this::switchToEarpiece);
 786                } else {
 787                    this.binding.inCallActionRight.setOnClickListener(null);
 788                    this.binding.inCallActionRight.setClickable(false);
 789                }
 790                break;
 791            case BLUETOOTH:
 792                this.binding.inCallActionRight.setImageResource(R.drawable.ic_bluetooth_audio_black_24dp);
 793                this.binding.inCallActionRight.setOnClickListener(null);
 794                this.binding.inCallActionRight.setClickable(false);
 795                break;
 796        }
 797        this.binding.inCallActionRight.setVisibility(View.VISIBLE);
 798    }
 799
 800    @SuppressLint("RestrictedApi")
 801    private void updateInCallButtonConfigurationVideo(final boolean videoEnabled, final boolean isCameraSwitchable) {
 802        this.binding.inCallActionRight.setVisibility(View.VISIBLE);
 803        if (isCameraSwitchable) {
 804            this.binding.inCallActionFarRight.setImageResource(R.drawable.ic_flip_camera_android_black_24dp);
 805            this.binding.inCallActionFarRight.setVisibility(View.VISIBLE);
 806            this.binding.inCallActionFarRight.setOnClickListener(this::switchCamera);
 807        } else {
 808            this.binding.inCallActionFarRight.setVisibility(View.GONE);
 809        }
 810        if (videoEnabled) {
 811            this.binding.inCallActionRight.setImageResource(R.drawable.ic_videocam_black_24dp);
 812            this.binding.inCallActionRight.setOnClickListener(this::disableVideo);
 813        } else {
 814            this.binding.inCallActionRight.setImageResource(R.drawable.ic_videocam_off_black_24dp);
 815            this.binding.inCallActionRight.setOnClickListener(this::enableVideo);
 816        }
 817    }
 818
 819    private void switchCamera(final View view) {
 820        Futures.addCallback(requireRtpConnection().switchCamera(), new FutureCallback<Boolean>() {
 821            @Override
 822            public void onSuccess(@NullableDecl Boolean isFrontCamera) {
 823                binding.localVideo.setMirror(isFrontCamera);
 824            }
 825
 826            @Override
 827            public void onFailure(@NonNull final Throwable throwable) {
 828                Log.d(Config.LOGTAG, "could not switch camera", Throwables.getRootCause(throwable));
 829                Toast.makeText(RtpSessionActivity.this, R.string.could_not_switch_camera, Toast.LENGTH_LONG).show();
 830            }
 831        }, MainThreadExecutor.getInstance());
 832    }
 833
 834    private void enableVideo(View view) {
 835        requireRtpConnection().setVideoEnabled(true);
 836        updateInCallButtonConfigurationVideo(true, requireRtpConnection().isCameraSwitchable());
 837    }
 838
 839    private void disableVideo(View view) {
 840        requireRtpConnection().setVideoEnabled(false);
 841        updateInCallButtonConfigurationVideo(false, requireRtpConnection().isCameraSwitchable());
 842
 843    }
 844
 845    @SuppressLint("RestrictedApi")
 846    private void updateInCallButtonConfigurationMicrophone(final boolean microphoneEnabled) {
 847        if (microphoneEnabled) {
 848            this.binding.inCallActionLeft.setImageResource(R.drawable.ic_mic_black_24dp);
 849            this.binding.inCallActionLeft.setOnClickListener(this::disableMicrophone);
 850        } else {
 851            this.binding.inCallActionLeft.setImageResource(R.drawable.ic_mic_off_black_24dp);
 852            this.binding.inCallActionLeft.setOnClickListener(this::enableMicrophone);
 853        }
 854        this.binding.inCallActionLeft.setVisibility(View.VISIBLE);
 855    }
 856
 857    private void updateCallDuration() {
 858        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
 859        if (connection == null || connection.getMedia().contains(Media.VIDEO)) {
 860            this.binding.duration.setVisibility(View.GONE);
 861            return;
 862        }
 863        final long rtpConnectionStarted = connection.getRtpConnectionStarted();
 864        final long rtpConnectionEnded = connection.getRtpConnectionEnded();
 865        if (rtpConnectionStarted != 0) {
 866            final long ended = rtpConnectionEnded == 0 ? SystemClock.elapsedRealtime() : rtpConnectionEnded;
 867            this.binding.duration.setText(TimeFrameUtils.formatTimePassed(rtpConnectionStarted, ended, false));
 868            this.binding.duration.setVisibility(View.VISIBLE);
 869        } else {
 870            this.binding.duration.setVisibility(View.GONE);
 871        }
 872    }
 873
 874    private void updateVideoViews(final RtpEndUserState state) {
 875        if (END_CARD.contains(state) || state == RtpEndUserState.ENDING_CALL) {
 876            binding.localVideo.setVisibility(View.GONE);
 877            binding.localVideo.release();
 878            binding.remoteVideo.setVisibility(View.GONE);
 879            binding.remoteVideo.release();
 880            binding.pipLocalMicOffIndicator.setVisibility(View.GONE);
 881            if (isPictureInPicture()) {
 882                binding.appBarLayout.setVisibility(View.GONE);
 883                binding.pipPlaceholder.setVisibility(View.VISIBLE);
 884                if (state == RtpEndUserState.APPLICATION_ERROR || state == RtpEndUserState.CONNECTIVITY_ERROR) {
 885                    binding.pipWarning.setVisibility(View.VISIBLE);
 886                    binding.pipWaiting.setVisibility(View.GONE);
 887                } else {
 888                    binding.pipWarning.setVisibility(View.GONE);
 889                    binding.pipWaiting.setVisibility(View.GONE);
 890                }
 891            } else {
 892                binding.appBarLayout.setVisibility(View.VISIBLE);
 893                binding.pipPlaceholder.setVisibility(View.GONE);
 894            }
 895            getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
 896            return;
 897        }
 898        if (isPictureInPicture() && (state == RtpEndUserState.CONNECTING || state == RtpEndUserState.ACCEPTING_CALL)) {
 899            binding.localVideo.setVisibility(View.GONE);
 900            binding.remoteVideo.setVisibility(View.GONE);
 901            binding.appBarLayout.setVisibility(View.GONE);
 902            binding.pipPlaceholder.setVisibility(View.VISIBLE);
 903            binding.pipWarning.setVisibility(View.GONE);
 904            binding.pipWaiting.setVisibility(View.VISIBLE);
 905            binding.pipLocalMicOffIndicator.setVisibility(View.GONE);
 906            return;
 907        }
 908        final Optional<VideoTrack> localVideoTrack = getLocalVideoTrack();
 909        if (localVideoTrack.isPresent() && !isPictureInPicture()) {
 910            ensureSurfaceViewRendererIsSetup(binding.localVideo);
 911            //paint local view over remote view
 912            binding.localVideo.setZOrderMediaOverlay(true);
 913            binding.localVideo.setMirror(requireRtpConnection().isFrontCamera());
 914            addSink(localVideoTrack.get(), binding.localVideo);
 915        } else {
 916            binding.localVideo.setVisibility(View.GONE);
 917        }
 918        final Optional<VideoTrack> remoteVideoTrack = getRemoteVideoTrack();
 919        if (remoteVideoTrack.isPresent()) {
 920            ensureSurfaceViewRendererIsSetup(binding.remoteVideo);
 921            addSink(remoteVideoTrack.get(), binding.remoteVideo);
 922            if (state == RtpEndUserState.CONNECTED) {
 923                binding.appBarLayout.setVisibility(View.GONE);
 924                getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
 925            } else {
 926                getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
 927                binding.remoteVideo.setVisibility(View.GONE);
 928            }
 929            if (isPictureInPicture() && !requireRtpConnection().isMicrophoneEnabled()) {
 930                binding.pipLocalMicOffIndicator.setVisibility(View.VISIBLE);
 931            } else {
 932                binding.pipLocalMicOffIndicator.setVisibility(View.GONE);
 933            }
 934        } else {
 935            getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
 936            binding.remoteVideo.setVisibility(View.GONE);
 937            binding.pipLocalMicOffIndicator.setVisibility(View.GONE);
 938        }
 939    }
 940
 941    private Optional<VideoTrack> getLocalVideoTrack() {
 942        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
 943        if (connection == null) {
 944            return Optional.absent();
 945        }
 946        return connection.getLocalVideoTrack();
 947    }
 948
 949    private Optional<VideoTrack> getRemoteVideoTrack() {
 950        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
 951        if (connection == null) {
 952            return Optional.absent();
 953        }
 954        return connection.getRemoteVideoTrack();
 955    }
 956
 957    private void disableMicrophone(View view) {
 958        final JingleRtpConnection rtpConnection = requireRtpConnection();
 959        if (rtpConnection.setMicrophoneEnabled(false)) {
 960            updateInCallButtonConfiguration();
 961        }
 962    }
 963
 964    private void enableMicrophone(View view) {
 965        final JingleRtpConnection rtpConnection = requireRtpConnection();
 966        if (rtpConnection.setMicrophoneEnabled(true)) {
 967            updateInCallButtonConfiguration();
 968        }
 969    }
 970
 971    private void switchToEarpiece(View view) {
 972        requireRtpConnection().getAudioManager().setDefaultAudioDevice(AppRTCAudioManager.AudioDevice.EARPIECE);
 973        acquireProximityWakeLock();
 974    }
 975
 976    private void switchToSpeaker(View view) {
 977        requireRtpConnection().getAudioManager().setDefaultAudioDevice(AppRTCAudioManager.AudioDevice.SPEAKER_PHONE);
 978        releaseProximityWakeLock();
 979    }
 980
 981    private void retry(View view) {
 982        final Intent intent = getIntent();
 983        final Account account = extractAccount(intent);
 984        final Jid with = Jid.ofEscaped(intent.getStringExtra(EXTRA_WITH));
 985        final String lastAction = intent.getStringExtra(EXTRA_LAST_ACTION);
 986        final String action = intent.getAction();
 987        final Set<Media> media = actionToMedia(lastAction == null ? action : lastAction);
 988        this.rtpConnectionReference = null;
 989        Log.d(Config.LOGTAG, "attempting retry with " + with.toEscapedString());
 990        proposeJingleRtpSession(account, with, media);
 991    }
 992
 993    private void exit(final View view) {
 994        finish();
 995    }
 996
 997    private void recordVoiceMail(final View view) {
 998        final Intent intent = getIntent();
 999        final Account account = extractAccount(intent);
1000        final Jid with = Jid.ofEscaped(intent.getStringExtra(EXTRA_WITH));
1001        final Conversation conversation = xmppConnectionService.findOrCreateConversation(account, with, false, true);
1002        final Intent launchIntent = new Intent(this, ConversationsActivity.class);
1003        launchIntent.setAction(ConversationsActivity.ACTION_VIEW_CONVERSATION);
1004        launchIntent.putExtra(ConversationsActivity.EXTRA_CONVERSATION, conversation.getUuid());
1005        launchIntent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_CLEAR_TOP);
1006        launchIntent.putExtra(ConversationsActivity.EXTRA_POST_INIT_ACTION, ConversationsActivity.POST_ACTION_RECORD_VOICE);
1007        startActivity(launchIntent);
1008        finish();
1009    }
1010
1011    private Contact getWith() {
1012        final AbstractJingleConnection.Id id = requireRtpConnection().getId();
1013        final Account account = id.account;
1014        return account.getRoster().getContact(id.with);
1015    }
1016
1017    private JingleRtpConnection requireRtpConnection() {
1018        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
1019        if (connection == null) {
1020            throw new IllegalStateException("No RTP connection found");
1021        }
1022        return connection;
1023    }
1024
1025    @Override
1026    public void onJingleRtpConnectionUpdate(Account account, Jid with, final String sessionId, RtpEndUserState state) {
1027        Log.d(Config.LOGTAG, "onJingleRtpConnectionUpdate(" + state + ")");
1028        if (END_CARD.contains(state)) {
1029            Log.d(Config.LOGTAG, "end card reached");
1030            releaseProximityWakeLock();
1031            runOnUiThread(() -> getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON));
1032        }
1033        if (with.isBareJid()) {
1034            updateRtpSessionProposalState(account, with, state);
1035            return;
1036        }
1037        if (this.rtpConnectionReference == null) {
1038            if (END_CARD.contains(state)) {
1039                Log.d(Config.LOGTAG, "not reinitializing session");
1040                return;
1041            }
1042            //this happens when going from proposed session to actual session
1043            reInitializeActivityWithRunningRtpSession(account, with, sessionId);
1044            return;
1045        }
1046        final AbstractJingleConnection.Id id = requireRtpConnection().getId();
1047        final Set<Media> media = getMedia();
1048        final Contact contact = getWith();
1049        if (account == id.account && id.with.equals(with) && id.sessionId.equals(sessionId)) {
1050            if (state == RtpEndUserState.ENDED) {
1051                finish();
1052                return;
1053            }
1054            runOnUiThread(() -> {
1055                updateStateDisplay(state, media);
1056                updateButtonConfiguration(state, media);
1057                updateVideoViews(state);
1058                updateProfilePicture(state, contact);
1059                invalidateOptionsMenu();
1060            });
1061            if (END_CARD.contains(state)) {
1062                final JingleRtpConnection rtpConnection = requireRtpConnection();
1063                resetIntent(account, with, state, rtpConnection.getMedia());
1064                releaseVideoTracks(rtpConnection);
1065                this.rtpConnectionReference = null;
1066            }
1067        } else {
1068            Log.d(Config.LOGTAG, "received update for other rtp session");
1069        }
1070    }
1071
1072    @Override
1073    public void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
1074        Log.d(Config.LOGTAG, "onAudioDeviceChanged in activity: selected:" + selectedAudioDevice + ", available:" + availableAudioDevices);
1075        try {
1076            if (getMedia().contains(Media.VIDEO)) {
1077                Log.d(Config.LOGTAG, "nothing to do; in video mode");
1078                return;
1079            }
1080            final RtpEndUserState endUserState = requireRtpConnection().getEndUserState();
1081            if (endUserState == RtpEndUserState.CONNECTED) {
1082                final AppRTCAudioManager audioManager = requireRtpConnection().getAudioManager();
1083                updateInCallButtonConfigurationSpeaker(
1084                        audioManager.getSelectedAudioDevice(),
1085                        audioManager.getAudioDevices().size()
1086                );
1087            } else if (END_CARD.contains(endUserState)) {
1088                Log.d(Config.LOGTAG, "onAudioDeviceChanged() nothing to do because end card has been reached");
1089            } else {
1090                putProximityWakeLockInProperState(selectedAudioDevice);
1091            }
1092        } catch (IllegalStateException e) {
1093            Log.d(Config.LOGTAG, "RTP connection was not available when audio device changed");
1094        }
1095    }
1096
1097    private void updateRtpSessionProposalState(final Account account, final Jid with, final RtpEndUserState state) {
1098        final Intent currentIntent = getIntent();
1099        final String withExtra = currentIntent == null ? null : currentIntent.getStringExtra(EXTRA_WITH);
1100        if (withExtra == null) {
1101            return;
1102        }
1103        if (Jid.ofEscaped(withExtra).asBareJid().equals(with)) {
1104            runOnUiThread(() -> {
1105                updateStateDisplay(state);
1106                updateButtonConfiguration(state);
1107                updateProfilePicture(state);
1108                invalidateOptionsMenu();
1109            });
1110            resetIntent(account, with, state, actionToMedia(currentIntent.getAction()));
1111        }
1112    }
1113
1114    private void resetIntent(final Bundle extras) {
1115        final Intent intent = new Intent(Intent.ACTION_VIEW);
1116        intent.putExtras(extras);
1117        setIntent(intent);
1118    }
1119
1120    private void resetIntent(final Account account, Jid with, final RtpEndUserState state, final Set<Media> media) {
1121        final Intent intent = new Intent(Intent.ACTION_VIEW);
1122        intent.putExtra(EXTRA_ACCOUNT, account.getJid().toEscapedString());
1123        if (account.getRoster().getContact(with).getPresences().anySupport(Namespace.JINGLE_MESSAGE)) {
1124            intent.putExtra(EXTRA_WITH, with.asBareJid().toEscapedString());
1125        } else {
1126            intent.putExtra(EXTRA_WITH, with.toEscapedString());
1127        }
1128        intent.putExtra(EXTRA_LAST_REPORTED_STATE, state.toString());
1129        intent.putExtra(EXTRA_LAST_ACTION, media.contains(Media.VIDEO) ? ACTION_MAKE_VIDEO_CALL : ACTION_MAKE_VOICE_CALL);
1130        setIntent(intent);
1131    }
1132}