ImsPhoneConnection.java revision bd57f801aaa65822f3d8e3dce38a71b989d80763
1/* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.internal.telephony.imsphone; 18 19import android.content.Context; 20import android.net.Uri; 21import android.os.AsyncResult; 22import android.os.Bundle; 23import android.os.Handler; 24import android.os.Looper; 25import android.os.Message; 26import android.os.PersistableBundle; 27import android.os.PowerManager; 28import android.os.Registrant; 29import android.os.SystemClock; 30import android.telecom.VideoProfile; 31import android.telephony.CarrierConfigManager; 32import android.telephony.DisconnectCause; 33import android.telephony.PhoneNumberUtils; 34import android.telephony.Rlog; 35import android.telephony.ServiceState; 36import android.text.TextUtils; 37 38import com.android.ims.ImsException; 39import com.android.ims.ImsStreamMediaProfile; 40import com.android.ims.internal.ImsVideoCallProviderWrapper; 41import com.android.internal.telephony.CallStateException; 42import com.android.internal.telephony.Connection; 43import com.android.internal.telephony.Phone; 44import com.android.internal.telephony.PhoneConstants; 45import com.android.internal.telephony.UUSInfo; 46 47import com.android.ims.ImsCall; 48import com.android.ims.ImsCallProfile; 49 50import java.util.Objects; 51 52/** 53 * {@hide} 54 */ 55public class ImsPhoneConnection extends Connection implements 56 ImsVideoCallProviderWrapper.ImsVideoProviderWrapperCallback { 57 58 private static final String LOG_TAG = "ImsPhoneConnection"; 59 private static final boolean DBG = true; 60 61 //***** Instance Variables 62 63 private ImsPhoneCallTracker mOwner; 64 private ImsPhoneCall mParent; 65 private ImsCall mImsCall; 66 private Bundle mExtras = new Bundle(); 67 68 private boolean mDisconnected; 69 70 /* 71 int mIndex; // index in ImsPhoneCallTracker.connections[], -1 if unassigned 72 // The GSM index is 1 + this 73 */ 74 75 /* 76 * These time/timespan values are based on System.currentTimeMillis(), 77 * i.e., "wall clock" time. 78 */ 79 private long mDisconnectTime; 80 81 private UUSInfo mUusInfo; 82 private Handler mHandler; 83 84 private PowerManager.WakeLock mPartialWakeLock; 85 86 // The cached connect time of the connection when it turns into a conference. 87 private long mConferenceConnectTime = 0; 88 89 // The cached delay to be used between DTMF tones fetched from carrier config. 90 private int mDtmfToneDelay = 0; 91 92 private boolean mIsEmergency = false; 93 94 /** 95 * Used to indicate that video state changes detected by 96 * {@link #updateMediaCapabilities(ImsCall)} should be ignored. When a video state change from 97 * unpaused to paused occurs, we set this flag and then update the existing video state when 98 * new {@link #onReceiveSessionModifyResponse(int, VideoProfile, VideoProfile)} callbacks come 99 * in. When the video un-pauses we continue receiving the video state updates. 100 */ 101 private boolean mShouldIgnoreVideoStateChanges = false; 102 103 private ImsVideoCallProviderWrapper mImsVideoCallProviderWrapper; 104 105 private int mPreciseDisconnectCause = 0; 106 107 //***** Event Constants 108 private static final int EVENT_DTMF_DONE = 1; 109 private static final int EVENT_PAUSE_DONE = 2; 110 private static final int EVENT_NEXT_POST_DIAL = 3; 111 private static final int EVENT_WAKE_LOCK_TIMEOUT = 4; 112 private static final int EVENT_DTMF_DELAY_DONE = 5; 113 114 //***** Constants 115 private static final int PAUSE_DELAY_MILLIS = 3 * 1000; 116 private static final int WAKE_LOCK_TIMEOUT_MILLIS = 60*1000; 117 118 //***** Inner Classes 119 120 class MyHandler extends Handler { 121 MyHandler(Looper l) {super(l);} 122 123 @Override 124 public void 125 handleMessage(Message msg) { 126 127 switch (msg.what) { 128 case EVENT_NEXT_POST_DIAL: 129 case EVENT_DTMF_DELAY_DONE: 130 case EVENT_PAUSE_DONE: 131 processNextPostDialChar(); 132 break; 133 case EVENT_WAKE_LOCK_TIMEOUT: 134 releaseWakeLock(); 135 break; 136 case EVENT_DTMF_DONE: 137 // We may need to add a delay specified by carrier between DTMF tones that are 138 // sent out. 139 mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_DTMF_DELAY_DONE), 140 mDtmfToneDelay); 141 break; 142 } 143 } 144 } 145 146 //***** Constructors 147 148 /** This is probably an MT call */ 149 public ImsPhoneConnection(Phone phone, ImsCall imsCall, ImsPhoneCallTracker ct, 150 ImsPhoneCall parent, boolean isUnknown) { 151 super(PhoneConstants.PHONE_TYPE_IMS); 152 createWakeLock(phone.getContext()); 153 acquireWakeLock(); 154 155 mOwner = ct; 156 mHandler = new MyHandler(mOwner.getLooper()); 157 mImsCall = imsCall; 158 159 if ((imsCall != null) && (imsCall.getCallProfile() != null)) { 160 mAddress = imsCall.getCallProfile().getCallExtra(ImsCallProfile.EXTRA_OI); 161 mCnapName = imsCall.getCallProfile().getCallExtra(ImsCallProfile.EXTRA_CNA); 162 mNumberPresentation = ImsCallProfile.OIRToPresentation( 163 imsCall.getCallProfile().getCallExtraInt(ImsCallProfile.EXTRA_OIR)); 164 mCnapNamePresentation = ImsCallProfile.OIRToPresentation( 165 imsCall.getCallProfile().getCallExtraInt(ImsCallProfile.EXTRA_CNAP)); 166 updateMediaCapabilities(imsCall); 167 } else { 168 mNumberPresentation = PhoneConstants.PRESENTATION_UNKNOWN; 169 mCnapNamePresentation = PhoneConstants.PRESENTATION_UNKNOWN; 170 } 171 172 mIsIncoming = !isUnknown; 173 mCreateTime = System.currentTimeMillis(); 174 mUusInfo = null; 175 176 // Ensure any extras set on the ImsCallProfile at the start of the call are cached locally 177 // in the ImsPhoneConnection. This isn't going to inform any listeners (since the original 178 // connection is not likely to be associated with a TelephonyConnection yet). 179 updateExtras(imsCall); 180 181 mParent = parent; 182 mParent.attach(this, 183 (mIsIncoming? ImsPhoneCall.State.INCOMING: ImsPhoneCall.State.DIALING)); 184 185 fetchDtmfToneDelay(phone); 186 187 if (phone.getContext().getResources().getBoolean( 188 com.android.internal.R.bool.config_use_voip_mode_for_ims)) { 189 setAudioModeIsVoip(true); 190 } 191 } 192 193 /** This is an MO call, created when dialing */ 194 public ImsPhoneConnection(Phone phone, String dialString, ImsPhoneCallTracker ct, 195 ImsPhoneCall parent, boolean isEmergency) { 196 super(PhoneConstants.PHONE_TYPE_IMS); 197 createWakeLock(phone.getContext()); 198 acquireWakeLock(); 199 200 mOwner = ct; 201 mHandler = new MyHandler(mOwner.getLooper()); 202 203 mDialString = dialString; 204 205 mAddress = PhoneNumberUtils.extractNetworkPortionAlt(dialString); 206 mPostDialString = PhoneNumberUtils.extractPostDialPortion(dialString); 207 208 //mIndex = -1; 209 210 mIsIncoming = false; 211 mCnapName = null; 212 mCnapNamePresentation = PhoneConstants.PRESENTATION_ALLOWED; 213 mNumberPresentation = PhoneConstants.PRESENTATION_ALLOWED; 214 mCreateTime = System.currentTimeMillis(); 215 216 mParent = parent; 217 parent.attachFake(this, ImsPhoneCall.State.DIALING); 218 219 mIsEmergency = isEmergency; 220 221 fetchDtmfToneDelay(phone); 222 223 if (phone.getContext().getResources().getBoolean( 224 com.android.internal.R.bool.config_use_voip_mode_for_ims)) { 225 setAudioModeIsVoip(true); 226 } 227 } 228 229 public void dispose() { 230 } 231 232 static boolean 233 equalsHandlesNulls (Object a, Object b) { 234 return (a == null) ? (b == null) : a.equals (b); 235 } 236 237 private static int applyLocalCallCapabilities(ImsCallProfile localProfile, int capabilities) { 238 Rlog.w(LOG_TAG, "applyLocalCallCapabilities - localProfile = "+localProfile); 239 capabilities = removeCapability(capabilities, 240 Connection.Capability.SUPPORTS_VT_LOCAL_BIDIRECTIONAL); 241 242 switch (localProfile.mCallType) { 243 case ImsCallProfile.CALL_TYPE_VT: 244 // Fall-through 245 case ImsCallProfile.CALL_TYPE_VIDEO_N_VOICE: 246 capabilities = addCapability(capabilities, 247 Connection.Capability.SUPPORTS_VT_LOCAL_BIDIRECTIONAL); 248 break; 249 } 250 return capabilities; 251 } 252 253 private static int applyRemoteCallCapabilities(ImsCallProfile remoteProfile, int capabilities) { 254 Rlog.w(LOG_TAG, "applyRemoteCallCapabilities - remoteProfile = "+remoteProfile); 255 capabilities = removeCapability(capabilities, 256 Connection.Capability.SUPPORTS_VT_REMOTE_BIDIRECTIONAL); 257 258 switch (remoteProfile.mCallType) { 259 case ImsCallProfile.CALL_TYPE_VT: 260 // fall-through 261 case ImsCallProfile.CALL_TYPE_VIDEO_N_VOICE: 262 capabilities = addCapability(capabilities, 263 Connection.Capability.SUPPORTS_VT_REMOTE_BIDIRECTIONAL); 264 break; 265 } 266 return capabilities; 267 } 268 269 @Override 270 public String getOrigDialString(){ 271 return mDialString; 272 } 273 274 @Override 275 public ImsPhoneCall getCall() { 276 return mParent; 277 } 278 279 @Override 280 public long getDisconnectTime() { 281 return mDisconnectTime; 282 } 283 284 @Override 285 public long getHoldingStartTime() { 286 return mHoldingStartTime; 287 } 288 289 @Override 290 public long getHoldDurationMillis() { 291 if (getState() != ImsPhoneCall.State.HOLDING) { 292 // If not holding, return 0 293 return 0; 294 } else { 295 return SystemClock.elapsedRealtime() - mHoldingStartTime; 296 } 297 } 298 299 public void setDisconnectCause(int cause) { 300 mCause = cause; 301 } 302 303 @Override 304 public String getVendorDisconnectCause() { 305 return null; 306 } 307 308 public ImsPhoneCallTracker getOwner () { 309 return mOwner; 310 } 311 312 @Override 313 public ImsPhoneCall.State getState() { 314 if (mDisconnected) { 315 return ImsPhoneCall.State.DISCONNECTED; 316 } else { 317 return super.getState(); 318 } 319 } 320 321 @Override 322 public void hangup() throws CallStateException { 323 if (!mDisconnected) { 324 mOwner.hangup(this); 325 } else { 326 throw new CallStateException ("disconnected"); 327 } 328 } 329 330 @Override 331 public void separate() throws CallStateException { 332 throw new CallStateException ("not supported"); 333 } 334 335 @Override 336 public void proceedAfterWaitChar() { 337 if (mPostDialState != PostDialState.WAIT) { 338 Rlog.w(LOG_TAG, "ImsPhoneConnection.proceedAfterWaitChar(): Expected " 339 + "getPostDialState() to be WAIT but was " + mPostDialState); 340 return; 341 } 342 343 setPostDialState(PostDialState.STARTED); 344 345 processNextPostDialChar(); 346 } 347 348 @Override 349 public void proceedAfterWildChar(String str) { 350 if (mPostDialState != PostDialState.WILD) { 351 Rlog.w(LOG_TAG, "ImsPhoneConnection.proceedAfterWaitChar(): Expected " 352 + "getPostDialState() to be WILD but was " + mPostDialState); 353 return; 354 } 355 356 setPostDialState(PostDialState.STARTED); 357 358 // make a new postDialString, with the wild char replacement string 359 // at the beginning, followed by the remaining postDialString. 360 361 StringBuilder buf = new StringBuilder(str); 362 buf.append(mPostDialString.substring(mNextPostDialChar)); 363 mPostDialString = buf.toString(); 364 mNextPostDialChar = 0; 365 if (Phone.DEBUG_PHONE) { 366 Rlog.d(LOG_TAG, "proceedAfterWildChar: new postDialString is " + 367 mPostDialString); 368 } 369 370 processNextPostDialChar(); 371 } 372 373 @Override 374 public void cancelPostDial() { 375 setPostDialState(PostDialState.CANCELLED); 376 } 377 378 /** 379 * Called when this Connection is being hung up locally (eg, user pressed "end") 380 */ 381 void 382 onHangupLocal() { 383 mCause = DisconnectCause.LOCAL; 384 } 385 386 /** Called when the connection has been disconnected */ 387 @Override 388 public boolean onDisconnect(int cause) { 389 Rlog.d(LOG_TAG, "onDisconnect: cause=" + cause); 390 if (mCause != DisconnectCause.LOCAL || cause == DisconnectCause.INCOMING_REJECTED) { 391 mCause = cause; 392 } 393 return onDisconnect(); 394 } 395 396 public boolean onDisconnect() { 397 boolean changed = false; 398 399 if (!mDisconnected) { 400 //mIndex = -1; 401 402 mDisconnectTime = System.currentTimeMillis(); 403 mDuration = SystemClock.elapsedRealtime() - mConnectTimeReal; 404 mDisconnected = true; 405 406 mOwner.mPhone.notifyDisconnect(this); 407 408 if (mParent != null) { 409 changed = mParent.connectionDisconnected(this); 410 } else { 411 Rlog.d(LOG_TAG, "onDisconnect: no parent"); 412 } 413 if (mImsCall != null) mImsCall.close(); 414 mImsCall = null; 415 } 416 releaseWakeLock(); 417 return changed; 418 } 419 420 /** 421 * An incoming or outgoing call has connected 422 */ 423 void 424 onConnectedInOrOut() { 425 mConnectTime = System.currentTimeMillis(); 426 mConnectTimeReal = SystemClock.elapsedRealtime(); 427 mDuration = 0; 428 429 if (Phone.DEBUG_PHONE) { 430 Rlog.d(LOG_TAG, "onConnectedInOrOut: connectTime=" + mConnectTime); 431 } 432 433 if (!mIsIncoming) { 434 // outgoing calls only 435 processNextPostDialChar(); 436 } 437 releaseWakeLock(); 438 } 439 440 /*package*/ void 441 onStartedHolding() { 442 mHoldingStartTime = SystemClock.elapsedRealtime(); 443 } 444 /** 445 * Performs the appropriate action for a post-dial char, but does not 446 * notify application. returns false if the character is invalid and 447 * should be ignored 448 */ 449 private boolean 450 processPostDialChar(char c) { 451 if (PhoneNumberUtils.is12Key(c)) { 452 mOwner.sendDtmf(c, mHandler.obtainMessage(EVENT_DTMF_DONE)); 453 } else if (c == PhoneNumberUtils.PAUSE) { 454 // From TS 22.101: 455 // It continues... 456 // Upon the called party answering the UE shall send the DTMF digits 457 // automatically to the network after a delay of 3 seconds( 20 ). 458 // The digits shall be sent according to the procedures and timing 459 // specified in 3GPP TS 24.008 [13]. The first occurrence of the 460 // "DTMF Control Digits Separator" shall be used by the ME to 461 // distinguish between the addressing digits (i.e. the phone number) 462 // and the DTMF digits. Upon subsequent occurrences of the 463 // separator, 464 // the UE shall pause again for 3 seconds ( 20 ) before sending 465 // any further DTMF digits. 466 mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_PAUSE_DONE), 467 PAUSE_DELAY_MILLIS); 468 } else if (c == PhoneNumberUtils.WAIT) { 469 setPostDialState(PostDialState.WAIT); 470 } else if (c == PhoneNumberUtils.WILD) { 471 setPostDialState(PostDialState.WILD); 472 } else { 473 return false; 474 } 475 476 return true; 477 } 478 479 @Override 480 protected void finalize() { 481 releaseWakeLock(); 482 } 483 484 private void 485 processNextPostDialChar() { 486 char c = 0; 487 Registrant postDialHandler; 488 489 if (mPostDialState == PostDialState.CANCELLED) { 490 //Rlog.d(LOG_TAG, "##### processNextPostDialChar: postDialState == CANCELLED, bail"); 491 return; 492 } 493 494 if (mPostDialString == null || mPostDialString.length() <= mNextPostDialChar) { 495 setPostDialState(PostDialState.COMPLETE); 496 497 // notifyMessage.arg1 is 0 on complete 498 c = 0; 499 } else { 500 boolean isValid; 501 502 setPostDialState(PostDialState.STARTED); 503 504 c = mPostDialString.charAt(mNextPostDialChar++); 505 506 isValid = processPostDialChar(c); 507 508 if (!isValid) { 509 // Will call processNextPostDialChar 510 mHandler.obtainMessage(EVENT_NEXT_POST_DIAL).sendToTarget(); 511 // Don't notify application 512 Rlog.e(LOG_TAG, "processNextPostDialChar: c=" + c + " isn't valid!"); 513 return; 514 } 515 } 516 517 notifyPostDialListenersNextChar(c); 518 519 // TODO: remove the following code since the handler no longer executes anything. 520 postDialHandler = mOwner.mPhone.getPostDialHandler(); 521 522 Message notifyMessage; 523 524 if (postDialHandler != null 525 && (notifyMessage = postDialHandler.messageForRegistrant()) != null) { 526 // The AsyncResult.result is the Connection object 527 PostDialState state = mPostDialState; 528 AsyncResult ar = AsyncResult.forMessage(notifyMessage); 529 ar.result = this; 530 ar.userObj = state; 531 532 // arg1 is the character that was/is being processed 533 notifyMessage.arg1 = c; 534 535 //Rlog.v(LOG_TAG, 536 // "##### processNextPostDialChar: send msg to postDialHandler, arg1=" + c); 537 notifyMessage.sendToTarget(); 538 } 539 } 540 541 /** 542 * Set post dial state and acquire wake lock while switching to "started" 543 * state, the wake lock will be released if state switches out of "started" 544 * state or after WAKE_LOCK_TIMEOUT_MILLIS. 545 * @param s new PostDialState 546 */ 547 private void setPostDialState(PostDialState s) { 548 if (mPostDialState != PostDialState.STARTED 549 && s == PostDialState.STARTED) { 550 acquireWakeLock(); 551 Message msg = mHandler.obtainMessage(EVENT_WAKE_LOCK_TIMEOUT); 552 mHandler.sendMessageDelayed(msg, WAKE_LOCK_TIMEOUT_MILLIS); 553 } else if (mPostDialState == PostDialState.STARTED 554 && s != PostDialState.STARTED) { 555 mHandler.removeMessages(EVENT_WAKE_LOCK_TIMEOUT); 556 releaseWakeLock(); 557 } 558 mPostDialState = s; 559 notifyPostDialListeners(); 560 } 561 562 private void 563 createWakeLock(Context context) { 564 PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE); 565 mPartialWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, LOG_TAG); 566 } 567 568 private void 569 acquireWakeLock() { 570 Rlog.d(LOG_TAG, "acquireWakeLock"); 571 mPartialWakeLock.acquire(); 572 } 573 574 void 575 releaseWakeLock() { 576 if (mPartialWakeLock != null) { 577 synchronized (mPartialWakeLock) { 578 if (mPartialWakeLock.isHeld()) { 579 Rlog.d(LOG_TAG, "releaseWakeLock"); 580 mPartialWakeLock.release(); 581 } 582 } 583 } 584 } 585 586 private void fetchDtmfToneDelay(Phone phone) { 587 CarrierConfigManager configMgr = (CarrierConfigManager) 588 phone.getContext().getSystemService(Context.CARRIER_CONFIG_SERVICE); 589 PersistableBundle b = configMgr.getConfigForSubId(phone.getSubId()); 590 if (b != null) { 591 mDtmfToneDelay = b.getInt(CarrierConfigManager.KEY_IMS_DTMF_TONE_DELAY_INT); 592 } 593 } 594 595 @Override 596 public int getNumberPresentation() { 597 return mNumberPresentation; 598 } 599 600 @Override 601 public UUSInfo getUUSInfo() { 602 return mUusInfo; 603 } 604 605 @Override 606 public Connection getOrigConnection() { 607 return null; 608 } 609 610 @Override 611 public boolean isMultiparty() { 612 return mImsCall != null && mImsCall.isMultiparty(); 613 } 614 615 /** 616 * Where {@link #isMultiparty()} is {@code true}, determines if this {@link ImsCall} is the 617 * origin of the conference call (i.e. {@code #isConferenceHost()} is {@code true}), or if this 618 * {@link ImsCall} is a member of a conference hosted on another device. 619 * 620 * @return {@code true} if this call is the origin of the conference call it is a member of, 621 * {@code false} otherwise. 622 */ 623 @Override 624 public boolean isConferenceHost() { 625 if (mImsCall == null) { 626 return false; 627 } 628 return mImsCall.isConferenceHost(); 629 } 630 631 @Override 632 public boolean isMemberOfPeerConference() { 633 return !isConferenceHost(); 634 } 635 636 public ImsCall getImsCall() { 637 return mImsCall; 638 } 639 640 public void setImsCall(ImsCall imsCall) { 641 mImsCall = imsCall; 642 } 643 644 public void changeParent(ImsPhoneCall parent) { 645 mParent = parent; 646 } 647 648 /** 649 * @return {@code true} if the {@link ImsPhoneConnection} or its media capabilities have been 650 * changed, and {@code false} otherwise. 651 */ 652 public boolean update(ImsCall imsCall, ImsPhoneCall.State state) { 653 if (state == ImsPhoneCall.State.ACTIVE) { 654 // If the state of the call is active, but there is a pending request to the RIL to hold 655 // the call, we will skip this update. This is really a signalling delay or failure 656 // from the RIL, but we will prevent it from going through as we will end up erroneously 657 // making this call active when really it should be on hold. 658 if (imsCall.isPendingHold()) { 659 Rlog.w(LOG_TAG, "update : state is ACTIVE, but call is pending hold, skipping"); 660 return false; 661 } 662 663 if (mParent.getState().isRinging() || mParent.getState().isDialing()) { 664 onConnectedInOrOut(); 665 } 666 667 if (mParent.getState().isRinging() || mParent == mOwner.mBackgroundCall) { 668 //mForegroundCall should be IDLE 669 //when accepting WAITING call 670 //before accept WAITING call, 671 //the ACTIVE call should be held ahead 672 mParent.detach(this); 673 mParent = mOwner.mForegroundCall; 674 mParent.attach(this); 675 } 676 } else if (state == ImsPhoneCall.State.HOLDING) { 677 onStartedHolding(); 678 } 679 680 boolean updateParent = mParent.update(this, imsCall, state); 681 boolean updateAddressDisplay = updateAddressDisplay(imsCall); 682 boolean updateMediaCapabilities = updateMediaCapabilities(imsCall); 683 boolean updateExtras = updateExtras(imsCall); 684 685 return updateParent || updateAddressDisplay || updateMediaCapabilities || updateExtras; 686 } 687 688 @Override 689 public int getPreciseDisconnectCause() { 690 return mPreciseDisconnectCause; 691 } 692 693 public void setPreciseDisconnectCause(int cause) { 694 mPreciseDisconnectCause = cause; 695 } 696 697 /** 698 * Notifies this Connection of a request to disconnect a participant of the conference managed 699 * by the connection. 700 * 701 * @param endpoint the {@link android.net.Uri} of the participant to disconnect. 702 */ 703 @Override 704 public void onDisconnectConferenceParticipant(Uri endpoint) { 705 ImsCall imsCall = getImsCall(); 706 if (imsCall == null) { 707 return; 708 } 709 try { 710 imsCall.removeParticipants(new String[]{endpoint.toString()}); 711 } catch (ImsException e) { 712 // No session in place -- no change 713 Rlog.e(LOG_TAG, "onDisconnectConferenceParticipant: no session in place. "+ 714 "Failed to disconnect endpoint = " + endpoint); 715 } 716 } 717 718 /** 719 * Sets the conference connect time. Used when an {@code ImsConference} is created to out of 720 * this phone connection. 721 * 722 * @param conferenceConnectTime The conference connect time. 723 */ 724 public void setConferenceConnectTime(long conferenceConnectTime) { 725 mConferenceConnectTime = conferenceConnectTime; 726 } 727 728 /** 729 * @return The conference connect time. 730 */ 731 public long getConferenceConnectTime() { 732 return mConferenceConnectTime; 733 } 734 735 /** 736 * Check for a change in the address display related fields for the {@link ImsCall}, and 737 * update the {@link ImsPhoneConnection} with this information. 738 * 739 * @param imsCall The call to check for changes in address display fields. 740 * @return Whether the address display fields have been changed. 741 */ 742 public boolean updateAddressDisplay(ImsCall imsCall) { 743 if (imsCall == null) { 744 return false; 745 } 746 747 boolean changed = false; 748 ImsCallProfile callProfile = imsCall.getCallProfile(); 749 if (callProfile != null) { 750 String address = callProfile.getCallExtra(ImsCallProfile.EXTRA_OI); 751 String name = callProfile.getCallExtra(ImsCallProfile.EXTRA_CNA); 752 int nump = ImsCallProfile.OIRToPresentation( 753 callProfile.getCallExtraInt(ImsCallProfile.EXTRA_OIR)); 754 int namep = ImsCallProfile.OIRToPresentation( 755 callProfile.getCallExtraInt(ImsCallProfile.EXTRA_CNAP)); 756 if (Phone.DEBUG_PHONE) { 757 Rlog.d(LOG_TAG, "address = " + Rlog.pii(LOG_TAG, address) + " name = " + name + 758 " nump = " + nump + " namep = " + namep); 759 } 760 if(equalsHandlesNulls(mAddress, address)) { 761 mAddress = address; 762 changed = true; 763 } 764 if (TextUtils.isEmpty(name)) { 765 if (!TextUtils.isEmpty(mCnapName)) { 766 mCnapName = ""; 767 changed = true; 768 } 769 } else if (!name.equals(mCnapName)) { 770 mCnapName = name; 771 changed = true; 772 } 773 if (mNumberPresentation != nump) { 774 mNumberPresentation = nump; 775 changed = true; 776 } 777 if (mCnapNamePresentation != namep) { 778 mCnapNamePresentation = namep; 779 changed = true; 780 } 781 } 782 return changed; 783 } 784 785 /** 786 * Check for a change in the video capabilities and audio quality for the {@link ImsCall}, and 787 * update the {@link ImsPhoneConnection} with this information. 788 * 789 * @param imsCall The call to check for changes in media capabilities. 790 * @return Whether the media capabilities have been changed. 791 */ 792 public boolean updateMediaCapabilities(ImsCall imsCall) { 793 if (imsCall == null) { 794 return false; 795 } 796 797 boolean changed = false; 798 799 try { 800 // The actual call profile (negotiated between local and peer). 801 ImsCallProfile negotiatedCallProfile = imsCall.getCallProfile(); 802 803 if (negotiatedCallProfile != null) { 804 int oldVideoState = getVideoState(); 805 int newVideoState = ImsCallProfile 806 .getVideoStateFromImsCallProfile(negotiatedCallProfile); 807 808 if (oldVideoState != newVideoState) { 809 // The video state has changed. See also code in onReceiveSessionModifyResponse 810 // below. When the video enters a paused state, subsequent changes to the video 811 // state will not be reported by the modem. In onReceiveSessionModifyResponse 812 // we will be updating the current video state while paused to include any 813 // changes the modem reports via the video provider. When the video enters an 814 // unpaused state, we will resume passing the video states from the modem as is. 815 if (VideoProfile.isPaused(oldVideoState) && 816 !VideoProfile.isPaused(newVideoState)) { 817 // Video entered un-paused state; recognize updates from now on; we want to 818 // ensure that the new un-paused state is propagated to Telecom, so change 819 // this now. 820 mShouldIgnoreVideoStateChanges = false; 821 } 822 823 if (!mShouldIgnoreVideoStateChanges) { 824 setVideoState(newVideoState); 825 changed = true; 826 } else { 827 Rlog.d(LOG_TAG, "updateMediaCapabilities - ignoring video state change " + 828 "due to paused state."); 829 } 830 831 if (!VideoProfile.isPaused(oldVideoState) && 832 VideoProfile.isPaused(newVideoState)) { 833 // Video entered pause state; ignore updates until un-paused. We do this 834 // after setVideoState is called above to ensure Telecom is notified that 835 // the device has entered paused state. 836 mShouldIgnoreVideoStateChanges = true; 837 } 838 } 839 } 840 841 // Check for a change in the capabilities for the call and update 842 // {@link ImsPhoneConnection} with this information. 843 int capabilities = getConnectionCapabilities(); 844 845 // Use carrier config to determine if downgrading directly to audio-only is supported. 846 if (mOwner.isCarrierDowngradeOfVtCallSupported()) { 847 capabilities = addCapability(capabilities, 848 Connection.Capability.SUPPORTS_DOWNGRADE_TO_VOICE_REMOTE | 849 Capability.SUPPORTS_DOWNGRADE_TO_VOICE_LOCAL); 850 } else { 851 capabilities = removeCapability(capabilities, 852 Connection.Capability.SUPPORTS_DOWNGRADE_TO_VOICE_REMOTE | 853 Capability.SUPPORTS_DOWNGRADE_TO_VOICE_LOCAL); 854 } 855 856 // Get the current local call capabilities which might be voice or video or both. 857 ImsCallProfile localCallProfile = imsCall.getLocalCallProfile(); 858 Rlog.v(LOG_TAG, "update localCallProfile=" + localCallProfile); 859 if (localCallProfile != null) { 860 capabilities = applyLocalCallCapabilities(localCallProfile, capabilities); 861 } 862 863 // Get the current remote call capabilities which might be voice or video or both. 864 ImsCallProfile remoteCallProfile = imsCall.getRemoteCallProfile(); 865 Rlog.v(LOG_TAG, "update remoteCallProfile=" + remoteCallProfile); 866 if (remoteCallProfile != null) { 867 capabilities = applyRemoteCallCapabilities(remoteCallProfile, capabilities); 868 } 869 if (getConnectionCapabilities() != capabilities) { 870 setConnectionCapabilities(capabilities); 871 changed = true; 872 } 873 874 int newAudioQuality = 875 getAudioQualityFromCallProfile(localCallProfile, remoteCallProfile); 876 if (getAudioQuality() != newAudioQuality) { 877 setAudioQuality(newAudioQuality); 878 changed = true; 879 } 880 } catch (ImsException e) { 881 // No session in place -- no change 882 } 883 884 return changed; 885 } 886 887 /** 888 * Updates the wifi state based on the {@link ImsCallProfile#EXTRA_CALL_RAT_TYPE}. 889 * The call is considered to be a WIFI call if the extra value is 890 * {@link ServiceState#RIL_RADIO_TECHNOLOGY_IWLAN}. 891 * 892 * @param extras The ImsCallProfile extras. 893 */ 894 private void updateWifiStateFromExtras(Bundle extras) { 895 if (extras.containsKey(ImsCallProfile.EXTRA_CALL_RAT_TYPE) || 896 extras.containsKey(ImsCallProfile.EXTRA_CALL_RAT_TYPE_ALT)) { 897 898 ImsCall call = getImsCall(); 899 boolean isWifi = false; 900 if (call != null) { 901 isWifi = call.isWifiCall(); 902 } 903 904 // Report any changes 905 if (isWifi() != isWifi) { 906 setWifi(isWifi); 907 } 908 } 909 } 910 911 /** 912 * Check for a change in call extras of {@link ImsCall}, and 913 * update the {@link ImsPhoneConnection} accordingly. 914 * 915 * @param imsCall The call to check for changes in extras. 916 * @return Whether the extras fields have been changed. 917 */ 918 boolean updateExtras(ImsCall imsCall) { 919 if (imsCall == null) { 920 return false; 921 } 922 923 final ImsCallProfile callProfile = imsCall.getCallProfile(); 924 final Bundle extras = callProfile != null ? callProfile.mCallExtras : null; 925 if (extras == null && DBG) { 926 Rlog.d(LOG_TAG, "Call profile extras are null."); 927 } 928 929 final boolean changed = !areBundlesEqual(extras, mExtras); 930 if (changed) { 931 updateWifiStateFromExtras(extras); 932 933 mExtras.clear(); 934 mExtras.putAll(extras); 935 setConnectionExtras(mExtras); 936 } 937 return changed; 938 } 939 940 private static boolean areBundlesEqual(Bundle extras, Bundle newExtras) { 941 if (extras == null || newExtras == null) { 942 return extras == newExtras; 943 } 944 945 if (extras.size() != newExtras.size()) { 946 return false; 947 } 948 949 for(String key : extras.keySet()) { 950 if (key != null) { 951 final Object value = extras.get(key); 952 final Object newValue = newExtras.get(key); 953 if (!Objects.equals(value, newValue)) { 954 return false; 955 } 956 } 957 } 958 return true; 959 } 960 961 /** 962 * Determines the {@link ImsPhoneConnection} audio quality based on the local and remote 963 * {@link ImsCallProfile}. Indicate a HD audio call if the local stream profile 964 * is AMR_WB, EVRC_WB, EVS_WB, EVS_SWB, EVS_FB and 965 * there is no remote restrict cause. 966 * 967 * @param localCallProfile The local call profile. 968 * @param remoteCallProfile The remote call profile. 969 * @return The audio quality. 970 */ 971 private int getAudioQualityFromCallProfile( 972 ImsCallProfile localCallProfile, ImsCallProfile remoteCallProfile) { 973 if (localCallProfile == null || remoteCallProfile == null 974 || localCallProfile.mMediaProfile == null) { 975 return AUDIO_QUALITY_STANDARD; 976 } 977 978 final boolean isEvsCodecHighDef = (localCallProfile.mMediaProfile.mAudioQuality 979 == ImsStreamMediaProfile.AUDIO_QUALITY_EVS_WB 980 || localCallProfile.mMediaProfile.mAudioQuality 981 == ImsStreamMediaProfile.AUDIO_QUALITY_EVS_SWB 982 || localCallProfile.mMediaProfile.mAudioQuality 983 == ImsStreamMediaProfile.AUDIO_QUALITY_EVS_FB); 984 985 final boolean isHighDef = (localCallProfile.mMediaProfile.mAudioQuality 986 == ImsStreamMediaProfile.AUDIO_QUALITY_AMR_WB 987 || localCallProfile.mMediaProfile.mAudioQuality 988 == ImsStreamMediaProfile.AUDIO_QUALITY_EVRC_WB 989 || isEvsCodecHighDef) 990 && remoteCallProfile.mRestrictCause == ImsCallProfile.CALL_RESTRICT_CAUSE_NONE; 991 return isHighDef ? AUDIO_QUALITY_HIGH_DEFINITION : AUDIO_QUALITY_STANDARD; 992 } 993 994 /** 995 * Provides a string representation of the {@link ImsPhoneConnection}. Primarily intended for 996 * use in log statements. 997 * 998 * @return String representation of call. 999 */ 1000 @Override 1001 public String toString() { 1002 StringBuilder sb = new StringBuilder(); 1003 sb.append("[ImsPhoneConnection objId: "); 1004 sb.append(System.identityHashCode(this)); 1005 sb.append(" telecomCallID: "); 1006 sb.append(getTelecomCallId()); 1007 sb.append(" address: "); 1008 sb.append(Rlog.pii(LOG_TAG, getAddress())); 1009 sb.append(" ImsCall: "); 1010 if (mImsCall == null) { 1011 sb.append("null"); 1012 } else { 1013 sb.append(mImsCall); 1014 } 1015 sb.append("]"); 1016 return sb.toString(); 1017 } 1018 1019 @Override 1020 public void setVideoProvider(android.telecom.Connection.VideoProvider videoProvider) { 1021 super.setVideoProvider(videoProvider); 1022 1023 if (videoProvider instanceof ImsVideoCallProviderWrapper) { 1024 mImsVideoCallProviderWrapper = (ImsVideoCallProviderWrapper) videoProvider; 1025 } 1026 } 1027 1028 /** 1029 * Indicates whether current phone connection is emergency or not 1030 * @return boolean: true if emergency, false otherwise 1031 */ 1032 protected boolean isEmergency() { 1033 return mIsEmergency; 1034 } 1035 1036 /** 1037 * Handles notifications from the {@link ImsVideoCallProviderWrapper} of session modification 1038 * responses received. 1039 * 1040 * @param status The status of the original request. 1041 * @param requestProfile The requested video profile. 1042 * @param responseProfile The response upon video profile. 1043 */ 1044 @Override 1045 public void onReceiveSessionModifyResponse(int status, VideoProfile requestProfile, 1046 VideoProfile responseProfile) { 1047 if (status == android.telecom.Connection.VideoProvider.SESSION_MODIFY_REQUEST_SUCCESS && 1048 mShouldIgnoreVideoStateChanges) { 1049 int currentVideoState = getVideoState(); 1050 int newVideoState = responseProfile.getVideoState(); 1051 1052 // If the current video state is paused, the modem will not send us any changes to 1053 // the TX and RX bits of the video state. Until the video is un-paused we will 1054 // "fake out" the video state by applying the changes that the modem reports via a 1055 // response. 1056 1057 // First, find out whether there was a change to the TX or RX bits: 1058 int changedBits = currentVideoState ^ newVideoState; 1059 changedBits &= VideoProfile.STATE_BIDIRECTIONAL; 1060 if (changedBits == 0) { 1061 // No applicable change, bail out. 1062 return; 1063 } 1064 1065 // Turn off any existing bits that changed. 1066 currentVideoState &= ~(changedBits & currentVideoState); 1067 // Turn on any new bits that turned on. 1068 currentVideoState |= changedBits & newVideoState; 1069 1070 Rlog.d(LOG_TAG, "onReceiveSessionModifyResponse : received " + 1071 VideoProfile.videoStateToString(requestProfile.getVideoState()) + 1072 " / " + 1073 VideoProfile.videoStateToString(responseProfile.getVideoState()) + 1074 " while paused ; sending new videoState = " + 1075 VideoProfile.videoStateToString(currentVideoState)); 1076 setVideoState(currentVideoState); 1077 } 1078 } 1079 1080 /** 1081 * Issues a request to pause the video using {@link VideoProfile#STATE_PAUSED} from a source 1082 * other than the InCall UI. 1083 * 1084 * @param source The source of the pause request. 1085 */ 1086 public void pauseVideo(int source) { 1087 if (mImsVideoCallProviderWrapper == null) { 1088 return; 1089 } 1090 1091 mImsVideoCallProviderWrapper.pauseVideo(getVideoState(), source); 1092 } 1093 1094 /** 1095 * Issues a request to resume the video using {@link VideoProfile#STATE_PAUSED} from a source 1096 * other than the InCall UI. 1097 * 1098 * @param source The source of the resume request. 1099 */ 1100 public void resumeVideo(int source) { 1101 if (mImsVideoCallProviderWrapper == null) { 1102 return; 1103 } 1104 1105 mImsVideoCallProviderWrapper.resumeVideo(getVideoState(), source); 1106 } 1107 1108 /** 1109 * Determines if a specified source has issued a pause request. 1110 * 1111 * @param source The source. 1112 * @return {@code true} if the source issued a pause request, {@code false} otherwise. 1113 */ 1114 public boolean wasVideoPausedFromSource(int source) { 1115 if (mImsVideoCallProviderWrapper == null) { 1116 return false; 1117 } 1118 1119 return mImsVideoCallProviderWrapper.wasVideoPausedFromSource(source); 1120 } 1121} 1122