HdmiCecLocalDeviceTv.java revision 1ca0a43251a31bb1b4253dc404316cc4b840f497
1/* 2 * Copyright (C) 2014 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.server.hdmi; 18 19import static android.hardware.hdmi.HdmiControlManager.CLEAR_TIMER_STATUS_CEC_DISABLE; 20import static android.hardware.hdmi.HdmiControlManager.CLEAR_TIMER_STATUS_CHECK_RECORDER_CONNECTION; 21import static android.hardware.hdmi.HdmiControlManager.CLEAR_TIMER_STATUS_FAIL_TO_CLEAR_SELECTED_SOURCE; 22import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_CEC_DISABLED; 23import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_CHECK_RECORDER_CONNECTION; 24import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_FAIL_TO_RECORD_DISPLAYED_SCREEN; 25import static android.hardware.hdmi.HdmiControlManager.TIMER_RECORDING_RESULT_EXTRA_CEC_DISABLED; 26import static android.hardware.hdmi.HdmiControlManager.TIMER_RECORDING_RESULT_EXTRA_CHECK_RECORDER_CONNECTION; 27import static android.hardware.hdmi.HdmiControlManager.TIMER_RECORDING_RESULT_EXTRA_FAIL_TO_RECORD_SELECTED_SOURCE; 28import static android.hardware.hdmi.HdmiControlManager.TIMER_RECORDING_TYPE_ANALOGUE; 29import static android.hardware.hdmi.HdmiControlManager.TIMER_RECORDING_TYPE_DIGITAL; 30import static android.hardware.hdmi.HdmiControlManager.TIMER_RECORDING_TYPE_EXTERNAL; 31 32import android.content.Intent; 33import android.hardware.hdmi.HdmiControlManager; 34import android.hardware.hdmi.HdmiDeviceInfo; 35import android.hardware.hdmi.HdmiRecordSources; 36import android.hardware.hdmi.HdmiTimerRecordSources; 37import android.hardware.hdmi.IHdmiControlCallback; 38import android.media.AudioManager; 39import android.media.AudioSystem; 40import android.os.RemoteException; 41import android.os.SystemProperties; 42import android.os.UserHandle; 43import android.provider.Settings.Global; 44import android.util.ArraySet; 45import android.util.Slog; 46import android.util.SparseArray; 47 48import com.android.internal.annotations.GuardedBy; 49import com.android.server.hdmi.DeviceDiscoveryAction.DeviceDiscoveryCallback; 50import com.android.server.hdmi.HdmiAnnotations.ServiceThreadOnly; 51import com.android.server.hdmi.HdmiControlService.SendMessageCallback; 52 53import java.io.UnsupportedEncodingException; 54import java.util.ArrayList; 55import java.util.Arrays; 56import java.util.Collection; 57import java.util.Collections; 58import java.util.Iterator; 59import java.util.List; 60import java.util.Locale; 61 62/** 63 * Represent a logical device of type TV residing in Android system. 64 */ 65final class HdmiCecLocalDeviceTv extends HdmiCecLocalDevice { 66 private static final String TAG = "HdmiCecLocalDeviceTv"; 67 68 // Whether ARC is available or not. "true" means that ARC is established between TV and 69 // AVR as audio receiver. 70 @ServiceThreadOnly 71 private boolean mArcEstablished = false; 72 73 // Whether ARC feature is enabled or not. 74 private boolean mArcFeatureEnabled = false; 75 76 // Whether System audio mode is activated or not. 77 // This becomes true only when all system audio sequences are finished. 78 @GuardedBy("mLock") 79 private boolean mSystemAudioActivated = false; 80 81 // The previous port id (input) before switching to the new one. This is remembered in order to 82 // be able to switch to it upon receiving <Inactive Source> from currently active source. 83 // This remains valid only when the active source was switched via one touch play operation 84 // (either by TV or source device). Manual port switching invalidates this value to 85 // Constants.PORT_INVALID, for which case <Inactive Source> does not do anything. 86 @GuardedBy("mLock") 87 private int mPrevPortId; 88 89 @GuardedBy("mLock") 90 private int mSystemAudioVolume = Constants.UNKNOWN_VOLUME; 91 92 @GuardedBy("mLock") 93 private boolean mSystemAudioMute = false; 94 95 // Copy of mDeviceInfos to guarantee thread-safety. 96 @GuardedBy("mLock") 97 private List<HdmiDeviceInfo> mSafeAllDeviceInfos = Collections.emptyList(); 98 // All external cec input(source) devices. Does not include system audio device. 99 @GuardedBy("mLock") 100 private List<HdmiDeviceInfo> mSafeExternalInputs = Collections.emptyList(); 101 102 // Map-like container of all cec devices including local ones. 103 // A logical address of device is used as key of container. 104 // This is not thread-safe. For external purpose use mSafeDeviceInfos. 105 private final SparseArray<HdmiDeviceInfo> mDeviceInfos = new SparseArray<>(); 106 107 // If true, TV going to standby mode puts other devices also to standby. 108 private boolean mAutoDeviceOff; 109 110 // If true, TV wakes itself up when receiving <Text/Image View On>. 111 private boolean mAutoWakeup; 112 113 private final HdmiCecStandbyModeHandler mStandbyHandler; 114 115 // Set of physical addresses of CEC switches on the CEC bus. Managed independently from 116 // other CEC devices since they might not have logical address. 117 private final ArraySet<Integer> mCecSwitches = new ArraySet<Integer>(); 118 119 HdmiCecLocalDeviceTv(HdmiControlService service) { 120 super(service, HdmiDeviceInfo.DEVICE_TV); 121 mPrevPortId = Constants.INVALID_PORT_ID; 122 mAutoDeviceOff = mService.readBooleanSetting(Global.HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED, 123 true); 124 mAutoWakeup = mService.readBooleanSetting(Global.HDMI_CONTROL_AUTO_WAKEUP_ENABLED, true); 125 mStandbyHandler = new HdmiCecStandbyModeHandler(service, this); 126 } 127 128 @Override 129 @ServiceThreadOnly 130 protected void onAddressAllocated(int logicalAddress, int reason) { 131 assertRunOnServiceThread(); 132 mService.sendCecCommand(HdmiCecMessageBuilder.buildReportPhysicalAddressCommand( 133 mAddress, mService.getPhysicalAddress(), mDeviceType)); 134 mService.sendCecCommand(HdmiCecMessageBuilder.buildDeviceVendorIdCommand( 135 mAddress, mService.getVendorId())); 136 mCecSwitches.add(mService.getPhysicalAddress()); // TV is a CEC switch too. 137 launchRoutingControl(reason != HdmiControlService.INITIATED_BY_ENABLE_CEC && 138 reason != HdmiControlService.INITIATED_BY_BOOT_UP); 139 launchDeviceDiscovery(); 140 } 141 142 @Override 143 @ServiceThreadOnly 144 protected int getPreferredAddress() { 145 assertRunOnServiceThread(); 146 return SystemProperties.getInt(Constants.PROPERTY_PREFERRED_ADDRESS_TV, 147 Constants.ADDR_UNREGISTERED); 148 } 149 150 @Override 151 @ServiceThreadOnly 152 protected void setPreferredAddress(int addr) { 153 assertRunOnServiceThread(); 154 SystemProperties.set(Constants.PROPERTY_PREFERRED_ADDRESS_TV, String.valueOf(addr)); 155 } 156 157 @Override 158 @ServiceThreadOnly 159 boolean dispatchMessage(HdmiCecMessage message) { 160 assertRunOnServiceThread(); 161 if (mService.isPowerStandby() && mStandbyHandler.handleCommand(message)) { 162 return true; 163 } 164 return super.onMessage(message); 165 } 166 167 /** 168 * Performs the action 'device select', or 'one touch play' initiated by TV. 169 * 170 * @param targetAddress logical address of the device to select 171 * @param callback callback object to report the result with 172 */ 173 @ServiceThreadOnly 174 void deviceSelect(int targetAddress, IHdmiControlCallback callback) { 175 assertRunOnServiceThread(); 176 ActiveSource active = getActiveSource(); 177 if (active.isValid() && targetAddress == active.logicalAddress) { 178 invokeCallback(callback, HdmiControlManager.RESULT_SUCCESS); 179 return; 180 } 181 if (targetAddress == Constants.ADDR_INTERNAL) { 182 handleSelectInternalSource(); 183 // Switching to internal source is always successful even when CEC control is disabled. 184 setActiveSource(targetAddress, mService.getPhysicalAddress()); 185 setActivePath(mService.getPhysicalAddress()); 186 invokeCallback(callback, HdmiControlManager.RESULT_SUCCESS); 187 return; 188 } 189 if (!mService.isControlEnabled()) { 190 HdmiDeviceInfo info = getDeviceInfo(targetAddress); 191 if (info != null) { 192 setActiveSource(info); 193 } 194 invokeCallback(callback, HdmiControlManager.RESULT_INCORRECT_MODE); 195 return; 196 } 197 HdmiDeviceInfo targetDevice = getDeviceInfo(targetAddress); 198 if (targetDevice == null) { 199 invokeCallback(callback, HdmiControlManager.RESULT_TARGET_NOT_AVAILABLE); 200 return; 201 } 202 removeAction(DeviceSelectAction.class); 203 addAndStartAction(new DeviceSelectAction(this, targetDevice, callback)); 204 } 205 206 @ServiceThreadOnly 207 private void handleSelectInternalSource() { 208 assertRunOnServiceThread(); 209 // Seq #18 210 if (mService.isControlEnabled() && mActiveSource.logicalAddress != mAddress) { 211 updateActiveSource(mAddress, mService.getPhysicalAddress()); 212 // TODO: Check if this comes from <Text/Image View On> - if true, do nothing. 213 HdmiCecMessage activeSource = HdmiCecMessageBuilder.buildActiveSource( 214 mAddress, mService.getPhysicalAddress()); 215 mService.sendCecCommand(activeSource); 216 } 217 } 218 219 @ServiceThreadOnly 220 void updateActiveSource(int logicalAddress, int physicalAddress) { 221 assertRunOnServiceThread(); 222 updateActiveSource(ActiveSource.of(logicalAddress, physicalAddress)); 223 } 224 225 @ServiceThreadOnly 226 void updateActiveSource(ActiveSource newActive) { 227 assertRunOnServiceThread(); 228 // Seq #14 229 if (mActiveSource.equals(newActive)) { 230 return; 231 } 232 setActiveSource(newActive); 233 int logicalAddress = newActive.logicalAddress; 234 if (getDeviceInfo(logicalAddress) != null && logicalAddress != mAddress) { 235 if (mService.pathToPortId(newActive.physicalAddress) == getActivePortId()) { 236 setPrevPortId(getActivePortId()); 237 } 238 // TODO: Show the OSD banner related to the new active source device. 239 } else { 240 // TODO: If displayed, remove the OSD banner related to the previous 241 // active source device. 242 } 243 } 244 245 int getPortId(int physicalAddress) { 246 return mService.pathToPortId(physicalAddress); 247 } 248 249 /** 250 * Returns the previous port id kept to handle input switching on <Inactive Source>. 251 */ 252 int getPrevPortId() { 253 synchronized (mLock) { 254 return mPrevPortId; 255 } 256 } 257 258 /** 259 * Sets the previous port id. INVALID_PORT_ID invalidates it, hence no actions will be 260 * taken for <Inactive Source>. 261 */ 262 void setPrevPortId(int portId) { 263 synchronized (mLock) { 264 mPrevPortId = portId; 265 } 266 } 267 268 @ServiceThreadOnly 269 void updateActiveInput(int path, boolean notifyInputChange) { 270 assertRunOnServiceThread(); 271 // Seq #15 272 if (path == getActivePath()) { 273 return; 274 } 275 setPrevPortId(getActivePortId()); 276 int portId = mService.pathToPortId(path); 277 setActivePath(path); 278 // TODO: Handle PAP/PIP case. 279 // Show OSD port change banner 280 if (notifyInputChange) { 281 ActiveSource activeSource = getActiveSource(); 282 HdmiDeviceInfo info = getDeviceInfo(activeSource.logicalAddress); 283 if (info == null) { 284 info = new HdmiDeviceInfo(Constants.ADDR_INVALID, path, portId, 285 HdmiDeviceInfo.DEVICE_RESERVED, 0, null); 286 } 287 mService.invokeInputChangeListener(info); 288 } 289 } 290 291 @ServiceThreadOnly 292 void doManualPortSwitching(int portId, IHdmiControlCallback callback) { 293 assertRunOnServiceThread(); 294 // Seq #20 295 if (!mService.isValidPortId(portId)) { 296 invokeCallback(callback, HdmiControlManager.RESULT_INCORRECT_MODE); 297 return; 298 } 299 if (portId == getActivePortId()) { 300 invokeCallback(callback, HdmiControlManager.RESULT_SUCCESS); 301 return; 302 } 303 mActiveSource.invalidate(); 304 if (!mService.isControlEnabled()) { 305 setActivePortId(portId); 306 invokeCallback(callback, HdmiControlManager.RESULT_INCORRECT_MODE); 307 return; 308 } 309 // TODO: Return immediately if the operation is triggered by <Text/Image View On> 310 // and this is the first notification about the active input after power-on 311 // (switch to HDMI didn't happen so far but is expected to happen soon). 312 int oldPath = mService.portIdToPath(getActivePortId()); 313 int newPath = mService.portIdToPath(portId); 314 HdmiCecMessage routingChange = 315 HdmiCecMessageBuilder.buildRoutingChange(mAddress, oldPath, newPath); 316 mService.sendCecCommand(routingChange); 317 removeAction(RoutingControlAction.class); 318 addAndStartAction(new RoutingControlAction(this, newPath, false, callback)); 319 } 320 321 int getPowerStatus() { 322 return mService.getPowerStatus(); 323 } 324 325 /** 326 * Sends key to a target CEC device. 327 * 328 * @param keyCode key code to send. Defined in {@link android.view.KeyEvent}. 329 * @param isPressed true if this is key press event 330 */ 331 @Override 332 @ServiceThreadOnly 333 protected void sendKeyEvent(int keyCode, boolean isPressed) { 334 assertRunOnServiceThread(); 335 List<SendKeyAction> action = getActions(SendKeyAction.class); 336 if (!action.isEmpty()) { 337 action.get(0).processKeyEvent(keyCode, isPressed); 338 } else { 339 if (isPressed) { 340 int logicalAddress = getActiveSource().logicalAddress; 341 addAndStartAction(new SendKeyAction(this, logicalAddress, keyCode)); 342 } else { 343 Slog.w(TAG, "Discard key release event"); 344 } 345 } 346 } 347 348 private static void invokeCallback(IHdmiControlCallback callback, int result) { 349 if (callback == null) { 350 return; 351 } 352 try { 353 callback.onComplete(result); 354 } catch (RemoteException e) { 355 Slog.e(TAG, "Invoking callback failed:" + e); 356 } 357 } 358 359 @Override 360 @ServiceThreadOnly 361 protected boolean handleActiveSource(HdmiCecMessage message) { 362 assertRunOnServiceThread(); 363 int logicalAddress = message.getSource(); 364 int physicalAddress = HdmiUtils.twoBytesToInt(message.getParams()); 365 if (getDeviceInfo(logicalAddress) == null) { 366 handleNewDeviceAtTheTailOfActivePath(physicalAddress); 367 } else { 368 ActiveSource activeSource = ActiveSource.of(logicalAddress, physicalAddress); 369 ActiveSourceHandler.create(this, null).process(activeSource); 370 } 371 return true; 372 } 373 374 @Override 375 @ServiceThreadOnly 376 protected boolean handleInactiveSource(HdmiCecMessage message) { 377 assertRunOnServiceThread(); 378 // Seq #10 379 380 // Ignore <Inactive Source> from non-active source device. 381 if (getActiveSource().logicalAddress != message.getSource()) { 382 return true; 383 } 384 if (isProhibitMode()) { 385 return true; 386 } 387 int portId = getPrevPortId(); 388 if (portId != Constants.INVALID_PORT_ID) { 389 // TODO: Do this only if TV is not showing multiview like PIP/PAP. 390 391 HdmiDeviceInfo inactiveSource = getDeviceInfo(message.getSource()); 392 if (inactiveSource == null) { 393 return true; 394 } 395 if (mService.pathToPortId(inactiveSource.getPhysicalAddress()) == portId) { 396 return true; 397 } 398 // TODO: Switch the TV freeze mode off 399 400 doManualPortSwitching(portId, null); 401 setPrevPortId(Constants.INVALID_PORT_ID); 402 } 403 return true; 404 } 405 406 @Override 407 @ServiceThreadOnly 408 protected boolean handleRequestActiveSource(HdmiCecMessage message) { 409 assertRunOnServiceThread(); 410 // Seq #19 411 if (mAddress == getActiveSource().logicalAddress) { 412 mService.sendCecCommand( 413 HdmiCecMessageBuilder.buildActiveSource(mAddress, getActivePath())); 414 } 415 return true; 416 } 417 418 @Override 419 @ServiceThreadOnly 420 protected boolean handleGetMenuLanguage(HdmiCecMessage message) { 421 assertRunOnServiceThread(); 422 // TODO: figure out how to handle failed to get language code. 423 if (!broadcastMenuLanguage(Locale.getDefault().getISO3Language())) { 424 Slog.w(TAG, "Failed to respond to <Get Menu Language>: " + message.toString()); 425 } 426 return true; 427 } 428 429 @ServiceThreadOnly 430 boolean broadcastMenuLanguage(String language) { 431 assertRunOnServiceThread(); 432 HdmiCecMessage command = HdmiCecMessageBuilder.buildSetMenuLanguageCommand( 433 mAddress, language); 434 if (command != null) { 435 mService.sendCecCommand(command); 436 return true; 437 } 438 return false; 439 } 440 441 @Override 442 @ServiceThreadOnly 443 protected boolean handleReportPhysicalAddress(HdmiCecMessage message) { 444 assertRunOnServiceThread(); 445 int path = HdmiUtils.twoBytesToInt(message.getParams()); 446 int address = message.getSource(); 447 int type = message.getParams()[2]; 448 449 if (updateCecSwitchInfo(address, type, path)) return true; 450 451 // Ignore if [Device Discovery Action] is going on. 452 if (hasAction(DeviceDiscoveryAction.class)) { 453 Slog.i(TAG, "Ignored while Device Discovery Action is in progress: " + message); 454 return true; 455 } 456 457 if (!isInDeviceList(path, address)) { 458 handleNewDeviceAtTheTailOfActivePath(path); 459 } 460 startNewDeviceAction(ActiveSource.of(address, path)); 461 return true; 462 } 463 464 boolean updateCecSwitchInfo(int address, int type, int path) { 465 if (address == Constants.ADDR_UNREGISTERED 466 && type == HdmiDeviceInfo.DEVICE_PURE_CEC_SWITCH) { 467 mCecSwitches.add(path); 468 updateSafeDeviceInfoList(); 469 return true; // Pure switch does not need further processing. Return here. 470 } 471 if (type == HdmiDeviceInfo.DEVICE_AUDIO_SYSTEM) { 472 mCecSwitches.add(path); 473 } 474 return false; 475 } 476 477 void startNewDeviceAction(ActiveSource activeSource) { 478 for (NewDeviceAction action : getActions(NewDeviceAction.class)) { 479 // If there is new device action which has the same logical address and path 480 // ignore new request. 481 // NewDeviceAction is created whenever it receives <Report Physical Address>. 482 // And there is a chance starting NewDeviceAction for the same source. 483 // Usually, new device sends <Report Physical Address> when it's plugged 484 // in. However, TV can detect a new device from HotPlugDetectionAction, 485 // which sends <Give Physical Address> to the source for newly detected 486 // device. 487 if (action.isActionOf(activeSource)) { 488 return; 489 } 490 } 491 492 addAndStartAction(new NewDeviceAction(this, activeSource.logicalAddress, 493 activeSource.physicalAddress)); 494 } 495 496 private void handleNewDeviceAtTheTailOfActivePath(int path) { 497 // Seq #22 498 if (isTailOfActivePath(path, getActivePath())) { 499 removeAction(RoutingControlAction.class); 500 int newPath = mService.portIdToPath(getActivePortId()); 501 setActivePath(newPath); 502 mService.sendCecCommand(HdmiCecMessageBuilder.buildRoutingChange( 503 mAddress, getActivePath(), newPath)); 504 addAndStartAction(new RoutingControlAction(this, newPath, false, null)); 505 } 506 } 507 508 /** 509 * Whether the given path is located in the tail of current active path. 510 * 511 * @param path to be tested 512 * @param activePath current active path 513 * @return true if the given path is located in the tail of current active path; otherwise, 514 * false 515 */ 516 static boolean isTailOfActivePath(int path, int activePath) { 517 // If active routing path is internal source, return false. 518 if (activePath == 0) { 519 return false; 520 } 521 for (int i = 12; i >= 0; i -= 4) { 522 int curActivePath = (activePath >> i) & 0xF; 523 if (curActivePath == 0) { 524 return true; 525 } else { 526 int curPath = (path >> i) & 0xF; 527 if (curPath != curActivePath) { 528 return false; 529 } 530 } 531 } 532 return false; 533 } 534 535 @Override 536 @ServiceThreadOnly 537 protected boolean handleRoutingChange(HdmiCecMessage message) { 538 assertRunOnServiceThread(); 539 // Seq #21 540 byte[] params = message.getParams(); 541 int currentPath = HdmiUtils.twoBytesToInt(params); 542 if (HdmiUtils.isAffectingActiveRoutingPath(getActivePath(), currentPath)) { 543 mActiveSource.invalidate(); 544 removeAction(RoutingControlAction.class); 545 int newPath = HdmiUtils.twoBytesToInt(params, 2); 546 addAndStartAction(new RoutingControlAction(this, newPath, true, null)); 547 } 548 return true; 549 } 550 551 @Override 552 @ServiceThreadOnly 553 protected boolean handleReportAudioStatus(HdmiCecMessage message) { 554 assertRunOnServiceThread(); 555 556 byte params[] = message.getParams(); 557 int mute = params[0] & 0x80; 558 int volume = params[0] & 0x7F; 559 setAudioStatus(mute == 0x80, volume); 560 return true; 561 } 562 563 @Override 564 @ServiceThreadOnly 565 protected boolean handleTextViewOn(HdmiCecMessage message) { 566 assertRunOnServiceThread(); 567 if (mService.isPowerStandbyOrTransient() && mAutoWakeup) { 568 mService.wakeUp(); 569 } 570 // TODO: Connect to Hardware input manager to invoke TV App with the appropriate channel 571 // that represents the source device. 572 return true; 573 } 574 575 @Override 576 @ServiceThreadOnly 577 protected boolean handleImageViewOn(HdmiCecMessage message) { 578 assertRunOnServiceThread(); 579 // Currently, it's the same as <Text View On>. 580 return handleTextViewOn(message); 581 } 582 583 @Override 584 @ServiceThreadOnly 585 protected boolean handleSetOsdName(HdmiCecMessage message) { 586 int source = message.getSource(); 587 HdmiDeviceInfo deviceInfo = getDeviceInfo(source); 588 // If the device is not in device list, ignore it. 589 if (deviceInfo == null) { 590 Slog.e(TAG, "No source device info for <Set Osd Name>." + message); 591 return true; 592 } 593 String osdName = null; 594 try { 595 osdName = new String(message.getParams(), "US-ASCII"); 596 } catch (UnsupportedEncodingException e) { 597 Slog.e(TAG, "Invalid <Set Osd Name> request:" + message, e); 598 return true; 599 } 600 601 if (deviceInfo.getDisplayName().equals(osdName)) { 602 Slog.i(TAG, "Ignore incoming <Set Osd Name> having same osd name:" + message); 603 return true; 604 } 605 606 addCecDevice(new HdmiDeviceInfo(deviceInfo.getLogicalAddress(), 607 deviceInfo.getPhysicalAddress(), deviceInfo.getPortId(), 608 deviceInfo.getDeviceType(), deviceInfo.getVendorId(), osdName)); 609 return true; 610 } 611 612 @ServiceThreadOnly 613 private void launchDeviceDiscovery() { 614 assertRunOnServiceThread(); 615 clearDeviceInfoList(); 616 DeviceDiscoveryAction action = new DeviceDiscoveryAction(this, 617 new DeviceDiscoveryCallback() { 618 @Override 619 public void onDeviceDiscoveryDone(List<HdmiDeviceInfo> deviceInfos) { 620 for (HdmiDeviceInfo info : deviceInfos) { 621 addCecDevice(info); 622 } 623 624 // Since we removed all devices when it's start and 625 // device discovery action does not poll local devices, 626 // we should put device info of local device manually here 627 for (HdmiCecLocalDevice device : mService.getAllLocalDevices()) { 628 addCecDevice(device.getDeviceInfo()); 629 } 630 631 addAndStartAction(new HotplugDetectionAction(HdmiCecLocalDeviceTv.this)); 632 addAndStartAction(new PowerStatusMonitorAction(HdmiCecLocalDeviceTv.this)); 633 634 // If there is AVR, initiate System Audio Auto initiation action, 635 // which turns on and off system audio according to last system 636 // audio setting. 637 if (mSystemAudioActivated && getAvrDeviceInfo() != null) { 638 addAndStartAction(new SystemAudioAutoInitiationAction( 639 HdmiCecLocalDeviceTv.this, 640 getAvrDeviceInfo().getLogicalAddress())); 641 if (mArcEstablished) { 642 startArcAction(true); 643 } 644 } 645 } 646 }); 647 addAndStartAction(action); 648 } 649 650 // Clear all device info. 651 @ServiceThreadOnly 652 private void clearDeviceInfoList() { 653 assertRunOnServiceThread(); 654 for (HdmiDeviceInfo info : mSafeExternalInputs) { 655 invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_REMOVE_DEVICE); 656 } 657 mDeviceInfos.clear(); 658 updateSafeDeviceInfoList(); 659 } 660 661 @ServiceThreadOnly 662 // Seq #32 663 void changeSystemAudioMode(boolean enabled, IHdmiControlCallback callback) { 664 assertRunOnServiceThread(); 665 if (!mService.isControlEnabled() || hasAction(DeviceDiscoveryAction.class)) { 666 setSystemAudioMode(false, true); 667 invokeCallback(callback, HdmiControlManager.RESULT_INCORRECT_MODE); 668 return; 669 } 670 HdmiDeviceInfo avr = getAvrDeviceInfo(); 671 if (avr == null) { 672 setSystemAudioMode(false, true); 673 invokeCallback(callback, HdmiControlManager.RESULT_TARGET_NOT_AVAILABLE); 674 return; 675 } 676 677 addAndStartAction( 678 new SystemAudioActionFromTv(this, avr.getLogicalAddress(), enabled, callback)); 679 } 680 681 // # Seq 25 682 void setSystemAudioMode(boolean on, boolean updateSetting) { 683 if (updateSetting) { 684 mService.writeBooleanSetting(Global.HDMI_SYSTEM_AUDIO_ENABLED, on); 685 } 686 updateAudioManagerForSystemAudio(on); 687 synchronized (mLock) { 688 if (mSystemAudioActivated != on) { 689 mSystemAudioActivated = on; 690 mService.announceSystemAudioModeChange(on); 691 } 692 } 693 } 694 695 private void updateAudioManagerForSystemAudio(boolean on) { 696 // TODO: remove output device, once update AudioManager api. 697 mService.getAudioManager().setHdmiSystemAudioSupported(on); 698 } 699 700 boolean isSystemAudioActivated() { 701 if (getAvrDeviceInfo() == null) { 702 return false; 703 } 704 synchronized (mLock) { 705 return mSystemAudioActivated; 706 } 707 } 708 709 boolean getSystemAudioModeSetting() { 710 return mService.readBooleanSetting(Global.HDMI_SYSTEM_AUDIO_ENABLED, false); 711 } 712 713 /** 714 * Change ARC status into the given {@code enabled} status. 715 * 716 * @return {@code true} if ARC was in "Enabled" status 717 */ 718 @ServiceThreadOnly 719 boolean setArcStatus(boolean enabled) { 720 assertRunOnServiceThread(); 721 boolean oldStatus = mArcEstablished; 722 // 1. Enable/disable ARC circuit. 723 mService.setAudioReturnChannel(enabled); 724 // 2. Notify arc status to audio service. 725 notifyArcStatusToAudioService(enabled); 726 // 3. Update arc status; 727 mArcEstablished = enabled; 728 return oldStatus; 729 } 730 731 private void notifyArcStatusToAudioService(boolean enabled) { 732 // Note that we don't set any name to ARC. 733 mService.getAudioManager().setWiredDeviceConnectionState( 734 AudioSystem.DEVICE_OUT_HDMI_ARC, 735 enabled ? 1 : 0, ""); 736 } 737 738 /** 739 * Returns whether ARC is enabled or not. 740 */ 741 @ServiceThreadOnly 742 boolean isArcEstabilished() { 743 assertRunOnServiceThread(); 744 return mArcFeatureEnabled && mArcEstablished; 745 } 746 747 @ServiceThreadOnly 748 void changeArcFeatureEnabled(boolean enabled) { 749 assertRunOnServiceThread(); 750 751 if (mArcFeatureEnabled != enabled) { 752 if (enabled) { 753 if (!mArcEstablished) { 754 startArcAction(true); 755 } 756 } else { 757 if (mArcEstablished) { 758 startArcAction(false); 759 } 760 } 761 mArcFeatureEnabled = enabled; 762 } 763 } 764 765 @ServiceThreadOnly 766 boolean isArcFeatureEnabled() { 767 assertRunOnServiceThread(); 768 return mArcFeatureEnabled; 769 } 770 771 @ServiceThreadOnly 772 private void startArcAction(boolean enabled) { 773 assertRunOnServiceThread(); 774 HdmiDeviceInfo info = getAvrDeviceInfo(); 775 if (info == null) { 776 return; 777 } 778 if (!isConnectedToArcPort(info.getPhysicalAddress())) { 779 return; 780 } 781 782 // Terminate opposite action and start action if not exist. 783 if (enabled) { 784 removeAction(RequestArcTerminationAction.class); 785 if (!hasAction(RequestArcInitiationAction.class)) { 786 addAndStartAction(new RequestArcInitiationAction(this, info.getLogicalAddress())); 787 } 788 } else { 789 removeAction(RequestArcInitiationAction.class); 790 if (!hasAction(RequestArcTerminationAction.class)) { 791 addAndStartAction(new RequestArcTerminationAction(this, info.getLogicalAddress())); 792 } 793 } 794 } 795 796 void setAudioStatus(boolean mute, int volume) { 797 synchronized (mLock) { 798 mSystemAudioMute = mute; 799 mSystemAudioVolume = volume; 800 int maxVolume = mService.getAudioManager().getStreamMaxVolume( 801 AudioManager.STREAM_MUSIC); 802 mService.setAudioStatus(mute, 803 VolumeControlAction.scaleToCustomVolume(volume, maxVolume)); 804 } 805 } 806 807 @ServiceThreadOnly 808 void changeVolume(int curVolume, int delta, int maxVolume) { 809 assertRunOnServiceThread(); 810 if (delta == 0 || !isSystemAudioActivated()) { 811 return; 812 } 813 814 int targetVolume = curVolume + delta; 815 int cecVolume = VolumeControlAction.scaleToCecVolume(targetVolume, maxVolume); 816 synchronized (mLock) { 817 // If new volume is the same as current system audio volume, just ignore it. 818 // Note that UNKNOWN_VOLUME is not in range of cec volume scale. 819 if (cecVolume == mSystemAudioVolume) { 820 // Update tv volume with system volume value. 821 mService.setAudioStatus(false, 822 VolumeControlAction.scaleToCustomVolume(mSystemAudioVolume, maxVolume)); 823 return; 824 } 825 } 826 827 // Remove existing volume action. 828 removeAction(VolumeControlAction.class); 829 830 HdmiDeviceInfo avr = getAvrDeviceInfo(); 831 addAndStartAction(VolumeControlAction.ofVolumeChange(this, avr.getLogicalAddress(), 832 cecVolume, delta > 0)); 833 } 834 835 @ServiceThreadOnly 836 void changeMute(boolean mute) { 837 assertRunOnServiceThread(); 838 if (!isSystemAudioActivated()) { 839 return; 840 } 841 842 // Remove existing volume action. 843 removeAction(VolumeControlAction.class); 844 HdmiDeviceInfo avr = getAvrDeviceInfo(); 845 addAndStartAction(VolumeControlAction.ofMute(this, avr.getLogicalAddress(), mute)); 846 } 847 848 @Override 849 @ServiceThreadOnly 850 protected boolean handleInitiateArc(HdmiCecMessage message) { 851 assertRunOnServiceThread(); 852 // In case where <Initiate Arc> is started by <Request ARC Initiation> 853 // need to clean up RequestArcInitiationAction. 854 removeAction(RequestArcInitiationAction.class); 855 SetArcTransmissionStateAction action = new SetArcTransmissionStateAction(this, 856 message.getSource(), true); 857 addAndStartAction(action); 858 return true; 859 } 860 861 @Override 862 @ServiceThreadOnly 863 protected boolean handleTerminateArc(HdmiCecMessage message) { 864 assertRunOnServiceThread(); 865 // In case where <Terminate Arc> is started by <Request ARC Termination> 866 // need to clean up RequestArcInitiationAction. 867 removeAction(RequestArcTerminationAction.class); 868 SetArcTransmissionStateAction action = new SetArcTransmissionStateAction(this, 869 message.getSource(), false); 870 addAndStartAction(action); 871 return true; 872 } 873 874 @Override 875 @ServiceThreadOnly 876 protected boolean handleSetSystemAudioMode(HdmiCecMessage message) { 877 assertRunOnServiceThread(); 878 if (!isMessageForSystemAudio(message)) { 879 return false; 880 } 881 SystemAudioActionFromAvr action = new SystemAudioActionFromAvr(this, 882 message.getSource(), HdmiUtils.parseCommandParamSystemAudioStatus(message), null); 883 addAndStartAction(action); 884 return true; 885 } 886 887 @Override 888 @ServiceThreadOnly 889 protected boolean handleSystemAudioModeStatus(HdmiCecMessage message) { 890 assertRunOnServiceThread(); 891 if (!isMessageForSystemAudio(message)) { 892 return false; 893 } 894 setSystemAudioMode(HdmiUtils.parseCommandParamSystemAudioStatus(message), true); 895 return true; 896 } 897 898 // Seq #53 899 @Override 900 @ServiceThreadOnly 901 protected boolean handleRecordTvScreen(HdmiCecMessage message) { 902 List<OneTouchRecordAction> actions = getActions(OneTouchRecordAction.class); 903 if (!actions.isEmpty()) { 904 // Assumes only one OneTouchRecordAction. 905 OneTouchRecordAction action = actions.get(0); 906 if (action.getRecorderAddress() != message.getSource()) { 907 announceOneTouchRecordResult( 908 HdmiControlManager.ONE_TOUCH_RECORD_PREVIOUS_RECORDING_IN_PROGRESS); 909 } 910 return super.handleRecordTvScreen(message); 911 } 912 913 int recorderAddress = message.getSource(); 914 byte[] recordSource = mService.invokeRecordRequestListener(recorderAddress); 915 startOneTouchRecord(recorderAddress, recordSource); 916 return true; 917 } 918 919 @Override 920 protected boolean handleTimerClearedStatus(HdmiCecMessage message) { 921 byte[] params = message.getParams(); 922 int timerClearedStatusData = params[0] & 0xFF; 923 announceTimerRecordingResult(timerClearedStatusData); 924 return true; 925 } 926 927 void announceOneTouchRecordResult(int result) { 928 mService.invokeOneTouchRecordResult(result); 929 } 930 931 void announceTimerRecordingResult(int result) { 932 mService.invokeTimerRecordingResult(result); 933 } 934 935 void announceClearTimerRecordingResult(int result) { 936 mService.invokeClearTimerRecordingResult(result); 937 } 938 939 private boolean isMessageForSystemAudio(HdmiCecMessage message) { 940 if (message.getSource() != Constants.ADDR_AUDIO_SYSTEM 941 || message.getDestination() != Constants.ADDR_TV 942 || getAvrDeviceInfo() == null) { 943 Slog.w(TAG, "Skip abnormal CecMessage: " + message); 944 return false; 945 } 946 return true; 947 } 948 949 /** 950 * Add a new {@link HdmiDeviceInfo}. It returns old device info which has the same 951 * logical address as new device info's. 952 * 953 * <p>Declared as package-private. accessed by {@link HdmiControlService} only. 954 * 955 * @param deviceInfo a new {@link HdmiDeviceInfo} to be added. 956 * @return {@code null} if it is new device. Otherwise, returns old {@HdmiDeviceInfo} 957 * that has the same logical address as new one has. 958 */ 959 @ServiceThreadOnly 960 private HdmiDeviceInfo addDeviceInfo(HdmiDeviceInfo deviceInfo) { 961 assertRunOnServiceThread(); 962 HdmiDeviceInfo oldDeviceInfo = getDeviceInfo(deviceInfo.getLogicalAddress()); 963 if (oldDeviceInfo != null) { 964 removeDeviceInfo(deviceInfo.getLogicalAddress()); 965 } 966 mDeviceInfos.append(deviceInfo.getLogicalAddress(), deviceInfo); 967 updateSafeDeviceInfoList(); 968 return oldDeviceInfo; 969 } 970 971 /** 972 * Remove a device info corresponding to the given {@code logicalAddress}. 973 * It returns removed {@link HdmiDeviceInfo} if exists. 974 * 975 * <p>Declared as package-private. accessed by {@link HdmiControlService} only. 976 * 977 * @param logicalAddress logical address of device to be removed 978 * @return removed {@link HdmiDeviceInfo} it exists. Otherwise, returns {@code null} 979 */ 980 @ServiceThreadOnly 981 private HdmiDeviceInfo removeDeviceInfo(int logicalAddress) { 982 assertRunOnServiceThread(); 983 HdmiDeviceInfo deviceInfo = mDeviceInfos.get(logicalAddress); 984 if (deviceInfo != null) { 985 mDeviceInfos.remove(logicalAddress); 986 } 987 updateSafeDeviceInfoList(); 988 return deviceInfo; 989 } 990 991 /** 992 * Return a list of all {@link HdmiDeviceInfo}. 993 * 994 * <p>Declared as package-private. accessed by {@link HdmiControlService} only. 995 * This is not thread-safe. For thread safety, call {@link #getSafeExternalInputs} which 996 * does not include local device. 997 */ 998 @ServiceThreadOnly 999 List<HdmiDeviceInfo> getDeviceInfoList(boolean includelLocalDevice) { 1000 assertRunOnServiceThread(); 1001 if (includelLocalDevice) { 1002 return HdmiUtils.sparseArrayToList(mDeviceInfos); 1003 } else { 1004 ArrayList<HdmiDeviceInfo> infoList = new ArrayList<>(); 1005 for (int i = 0; i < mDeviceInfos.size(); ++i) { 1006 HdmiDeviceInfo info = mDeviceInfos.valueAt(i); 1007 if (!isLocalDeviceAddress(info.getLogicalAddress())) { 1008 infoList.add(info); 1009 } 1010 } 1011 return infoList; 1012 } 1013 } 1014 1015 /** 1016 * Return external input devices. 1017 */ 1018 List<HdmiDeviceInfo> getSafeExternalInputs() { 1019 synchronized (mLock) { 1020 return mSafeExternalInputs; 1021 } 1022 } 1023 1024 @ServiceThreadOnly 1025 private void updateSafeDeviceInfoList() { 1026 assertRunOnServiceThread(); 1027 List<HdmiDeviceInfo> copiedDevices = HdmiUtils.sparseArrayToList(mDeviceInfos); 1028 List<HdmiDeviceInfo> externalInputs = getInputDevices(); 1029 synchronized (mLock) { 1030 mSafeAllDeviceInfos = copiedDevices; 1031 mSafeExternalInputs = externalInputs; 1032 } 1033 } 1034 1035 /** 1036 * Return a list of external cec input (source) devices. 1037 * 1038 * <p>Note that this effectively excludes non-source devices like system audio, 1039 * secondary TV. 1040 */ 1041 private List<HdmiDeviceInfo> getInputDevices() { 1042 ArrayList<HdmiDeviceInfo> infoList = new ArrayList<>(); 1043 for (int i = 0; i < mDeviceInfos.size(); ++i) { 1044 HdmiDeviceInfo info = mDeviceInfos.valueAt(i); 1045 if (isLocalDeviceAddress(i)) { 1046 continue; 1047 } 1048 if (info.isSourceType() && !hideDevicesBehindLegacySwitch(info)) { 1049 infoList.add(info); 1050 } 1051 } 1052 return infoList; 1053 } 1054 1055 // Check if we are hiding CEC devices connected to a legacy (non-CEC) switch. 1056 // Returns true if the policy is set to true, and the device to check does not have 1057 // a parent CEC device (which should be the CEC-enabled switch) in the list. 1058 private boolean hideDevicesBehindLegacySwitch(HdmiDeviceInfo info) { 1059 return HdmiConfig.HIDE_DEVICES_BEHIND_LEGACY_SWITCH 1060 && !isConnectedToCecSwitch(info.getPhysicalAddress(), mCecSwitches); 1061 } 1062 1063 private static boolean isConnectedToCecSwitch(int path, Collection<Integer> switches) { 1064 for (int switchPath : switches) { 1065 if (isParentPath(switchPath, path)) { 1066 return true; 1067 } 1068 } 1069 return false; 1070 } 1071 1072 private static boolean isParentPath(int parentPath, int childPath) { 1073 // (A000, AB00) (AB00, ABC0), (ABC0, ABCD) 1074 // If child's last non-zero nibble is removed, the result equals to the parent. 1075 for (int i = 0; i <= 12; i += 4) { 1076 int nibble = (childPath >> i) & 0xF; 1077 if (nibble != 0) { 1078 int parentNibble = (parentPath >> i) & 0xF; 1079 return parentNibble == 0 && (childPath >> i+4) == (parentPath >> i+4); 1080 } 1081 } 1082 return false; 1083 } 1084 1085 private void invokeDeviceEventListener(HdmiDeviceInfo info, int status) { 1086 if (info.isSourceType() && !hideDevicesBehindLegacySwitch(info)) { 1087 mService.invokeDeviceEventListeners(info, status); 1088 } 1089 } 1090 1091 @ServiceThreadOnly 1092 private boolean isLocalDeviceAddress(int address) { 1093 assertRunOnServiceThread(); 1094 for (HdmiCecLocalDevice device : mService.getAllLocalDevices()) { 1095 if (device.isAddressOf(address)) { 1096 return true; 1097 } 1098 } 1099 return false; 1100 } 1101 1102 @ServiceThreadOnly 1103 HdmiDeviceInfo getAvrDeviceInfo() { 1104 assertRunOnServiceThread(); 1105 return getDeviceInfo(Constants.ADDR_AUDIO_SYSTEM); 1106 } 1107 1108 /** 1109 * Return a {@link HdmiDeviceInfo} corresponding to the given {@code logicalAddress}. 1110 * 1111 * <p>Declared as package-private. accessed by {@link HdmiControlService} only. 1112 * This is not thread-safe. For thread safety, call {@link #getSafeDeviceInfo(int)}. 1113 * 1114 * @param logicalAddress logical address to be retrieved 1115 * @return {@link HdmiDeviceInfo} matched with the given {@code logicalAddress}. 1116 * Returns null if no logical address matched 1117 */ 1118 @ServiceThreadOnly 1119 HdmiDeviceInfo getDeviceInfo(int logicalAddress) { 1120 assertRunOnServiceThread(); 1121 return mDeviceInfos.get(logicalAddress); 1122 } 1123 1124 boolean hasSystemAudioDevice() { 1125 return getSafeAvrDeviceInfo() != null; 1126 } 1127 1128 HdmiDeviceInfo getSafeAvrDeviceInfo() { 1129 return getSafeDeviceInfo(Constants.ADDR_AUDIO_SYSTEM); 1130 } 1131 1132 /** 1133 * Thread safe version of {@link #getDeviceInfo(int)}. 1134 * 1135 * @param logicalAddress logical address to be retrieved 1136 * @return {@link HdmiDeviceInfo} matched with the given {@code logicalAddress}. 1137 * Returns null if no logical address matched 1138 */ 1139 HdmiDeviceInfo getSafeDeviceInfo(int logicalAddress) { 1140 synchronized (mLock) { 1141 return mSafeAllDeviceInfos.get(logicalAddress); 1142 } 1143 } 1144 1145 /** 1146 * Called when a device is newly added or a new device is detected or 1147 * existing device is updated. 1148 * 1149 * @param info device info of a new device. 1150 */ 1151 @ServiceThreadOnly 1152 final void addCecDevice(HdmiDeviceInfo info) { 1153 assertRunOnServiceThread(); 1154 addDeviceInfo(info); 1155 if (info.getLogicalAddress() == mAddress) { 1156 // The addition of TV device itself should not be notified. 1157 return; 1158 } 1159 invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_ADD_DEVICE); 1160 } 1161 1162 /** 1163 * Called when a device is removed or removal of device is detected. 1164 * 1165 * @param address a logical address of a device to be removed 1166 */ 1167 @ServiceThreadOnly 1168 final void removeCecDevice(int address) { 1169 assertRunOnServiceThread(); 1170 HdmiDeviceInfo info = removeDeviceInfo(address); 1171 1172 mCecMessageCache.flushMessagesFrom(address); 1173 invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_REMOVE_DEVICE); 1174 } 1175 1176 @ServiceThreadOnly 1177 void handleRemoveActiveRoutingPath(int path) { 1178 assertRunOnServiceThread(); 1179 // Seq #23 1180 if (isTailOfActivePath(path, getActivePath())) { 1181 removeAction(RoutingControlAction.class); 1182 int newPath = mService.portIdToPath(getActivePortId()); 1183 mService.sendCecCommand(HdmiCecMessageBuilder.buildRoutingChange( 1184 mAddress, getActivePath(), newPath)); 1185 addAndStartAction(new RoutingControlAction(this, getActivePortId(), true, null)); 1186 } 1187 } 1188 1189 /** 1190 * Launch routing control process. 1191 * 1192 * @param routingForBootup true if routing control is initiated due to One Touch Play 1193 * or TV power on 1194 */ 1195 @ServiceThreadOnly 1196 void launchRoutingControl(boolean routingForBootup) { 1197 assertRunOnServiceThread(); 1198 // Seq #24 1199 if (getActivePortId() != Constants.INVALID_PORT_ID) { 1200 if (!routingForBootup && !isProhibitMode()) { 1201 removeAction(RoutingControlAction.class); 1202 int newPath = mService.portIdToPath(getActivePortId()); 1203 setActivePath(newPath); 1204 mService.sendCecCommand(HdmiCecMessageBuilder.buildRoutingChange(mAddress, 1205 getActivePath(), newPath)); 1206 addAndStartAction(new RoutingControlAction(this, getActivePortId(), 1207 routingForBootup, null)); 1208 } 1209 } else { 1210 int activePath = mService.getPhysicalAddress(); 1211 setActivePath(activePath); 1212 if (!routingForBootup) { 1213 mService.sendCecCommand(HdmiCecMessageBuilder.buildActiveSource(mAddress, 1214 activePath)); 1215 } 1216 } 1217 } 1218 1219 /** 1220 * Returns the {@link HdmiDeviceInfo} instance whose physical address matches 1221 * the given routing path. CEC devices use routing path for its physical address to 1222 * describe the hierarchy of the devices in the network. 1223 * 1224 * @param path routing path or physical address 1225 * @return {@link HdmiDeviceInfo} if the matched info is found; otherwise null 1226 */ 1227 @ServiceThreadOnly 1228 final HdmiDeviceInfo getDeviceInfoByPath(int path) { 1229 assertRunOnServiceThread(); 1230 for (HdmiDeviceInfo info : getDeviceInfoList(false)) { 1231 if (info.getPhysicalAddress() == path) { 1232 return info; 1233 } 1234 } 1235 return null; 1236 } 1237 1238 /** 1239 * Whether a device of the specified physical address and logical address exists 1240 * in a device info list. However, both are minimal condition and it could 1241 * be different device from the original one. 1242 * 1243 * @param logicalAddress logical address of a device to be searched 1244 * @param physicalAddress physical address of a device to be searched 1245 * @return true if exist; otherwise false 1246 */ 1247 @ServiceThreadOnly 1248 boolean isInDeviceList(int logicalAddress, int physicalAddress) { 1249 assertRunOnServiceThread(); 1250 HdmiDeviceInfo device = getDeviceInfo(logicalAddress); 1251 if (device == null) { 1252 return false; 1253 } 1254 return device.getPhysicalAddress() == physicalAddress; 1255 } 1256 1257 @Override 1258 @ServiceThreadOnly 1259 void onHotplug(int portId, boolean connected) { 1260 assertRunOnServiceThread(); 1261 1262 if (!connected) { 1263 removeCecSwitches(portId); 1264 } 1265 // Tv device will have permanent HotplugDetectionAction. 1266 List<HotplugDetectionAction> hotplugActions = getActions(HotplugDetectionAction.class); 1267 if (!hotplugActions.isEmpty()) { 1268 // Note that hotplug action is single action running on a machine. 1269 // "pollAllDevicesNow" cleans up timer and start poll action immediately. 1270 // It covers seq #40, #43. 1271 hotplugActions.get(0).pollAllDevicesNow(); 1272 } 1273 } 1274 1275 private void removeCecSwitches(int portId) { 1276 Iterator<Integer> it = mCecSwitches.iterator(); 1277 while (!it.hasNext()) { 1278 int path = it.next(); 1279 if (pathToPortId(path) == portId) { 1280 it.remove(); 1281 } 1282 } 1283 } 1284 1285 @ServiceThreadOnly 1286 void setAutoDeviceOff(boolean enabled) { 1287 assertRunOnServiceThread(); 1288 mAutoDeviceOff = enabled; 1289 } 1290 1291 @ServiceThreadOnly 1292 void setAutoWakeup(boolean enabled) { 1293 assertRunOnServiceThread(); 1294 mAutoWakeup = enabled; 1295 } 1296 1297 @ServiceThreadOnly 1298 boolean getAutoWakeup() { 1299 assertRunOnServiceThread(); 1300 return mAutoWakeup; 1301 } 1302 1303 @Override 1304 @ServiceThreadOnly 1305 protected void disableDevice(boolean initiatedByCec, PendingActionClearedCallback callback) { 1306 super.disableDevice(initiatedByCec, callback); 1307 assertRunOnServiceThread(); 1308 // Remove any repeated working actions. 1309 // HotplugDetectionAction will be reinstated during the wake up process. 1310 // HdmiControlService.onWakeUp() -> initializeLocalDevices() -> 1311 // LocalDeviceTv.onAddressAllocated() -> launchDeviceDiscovery(). 1312 removeAction(DeviceDiscoveryAction.class); 1313 removeAction(HotplugDetectionAction.class); 1314 removeAction(PowerStatusMonitorAction.class); 1315 // Remove recording actions. 1316 removeAction(OneTouchRecordAction.class); 1317 removeAction(TimerRecordingAction.class); 1318 1319 disableSystemAudioIfExist(); 1320 disableArcIfExist(); 1321 clearDeviceInfoList(); 1322 checkIfPendingActionsCleared(); 1323 } 1324 1325 @ServiceThreadOnly 1326 private void disableSystemAudioIfExist() { 1327 assertRunOnServiceThread(); 1328 if (getAvrDeviceInfo() == null) { 1329 return; 1330 } 1331 1332 // Seq #31. 1333 removeAction(SystemAudioActionFromAvr.class); 1334 removeAction(SystemAudioActionFromTv.class); 1335 removeAction(SystemAudioAutoInitiationAction.class); 1336 removeAction(SystemAudioStatusAction.class); 1337 removeAction(VolumeControlAction.class); 1338 1339 // Turn off the mode but do not write it the settings, so that the next time TV powers on 1340 // the system audio mode setting can be restored automatically. 1341 setSystemAudioMode(false, false); 1342 } 1343 1344 @ServiceThreadOnly 1345 private void disableArcIfExist() { 1346 assertRunOnServiceThread(); 1347 HdmiDeviceInfo avr = getAvrDeviceInfo(); 1348 if (avr == null) { 1349 return; 1350 } 1351 1352 // Seq #44. 1353 removeAction(RequestArcInitiationAction.class); 1354 if (!hasAction(RequestArcTerminationAction.class) && isArcEstabilished()) { 1355 addAndStartAction(new RequestArcTerminationAction(this, avr.getLogicalAddress())); 1356 } 1357 } 1358 1359 @Override 1360 @ServiceThreadOnly 1361 protected void onStandby(boolean initiatedByCec) { 1362 assertRunOnServiceThread(); 1363 // Seq #11 1364 if (!mService.isControlEnabled()) { 1365 return; 1366 } 1367 if (!initiatedByCec && mAutoDeviceOff) { 1368 mService.sendCecCommand(HdmiCecMessageBuilder.buildStandby( 1369 mAddress, Constants.ADDR_BROADCAST)); 1370 } 1371 } 1372 1373 boolean isProhibitMode() { 1374 return mService.isProhibitMode(); 1375 } 1376 1377 boolean isPowerStandbyOrTransient() { 1378 return mService.isPowerStandbyOrTransient(); 1379 } 1380 1381 void displayOsd(int messageId) { 1382 Intent intent = new Intent(HdmiControlManager.ACTION_OSD_MESSAGE); 1383 intent.putExtra(HdmiControlManager.EXTRA_MESSAGE_ID, messageId); 1384 mService.getContext().sendBroadcastAsUser(intent, UserHandle.ALL, 1385 HdmiControlService.PERMISSION); 1386 } 1387 1388 // Seq #54 and #55 1389 @ServiceThreadOnly 1390 void startOneTouchRecord(int recorderAddress, byte[] recordSource) { 1391 assertRunOnServiceThread(); 1392 if (!mService.isControlEnabled()) { 1393 Slog.w(TAG, "Can not start one touch record. CEC control is disabled."); 1394 announceOneTouchRecordResult(ONE_TOUCH_RECORD_CEC_DISABLED); 1395 return; 1396 } 1397 1398 if (!checkRecorder(recorderAddress)) { 1399 Slog.w(TAG, "Invalid recorder address:" + recorderAddress); 1400 announceOneTouchRecordResult(ONE_TOUCH_RECORD_CHECK_RECORDER_CONNECTION); 1401 return; 1402 } 1403 1404 if (!checkRecordSource(recordSource)) { 1405 Slog.w(TAG, "Invalid record source." + Arrays.toString(recordSource)); 1406 announceOneTouchRecordResult(ONE_TOUCH_RECORD_FAIL_TO_RECORD_DISPLAYED_SCREEN); 1407 return; 1408 } 1409 1410 addAndStartAction(new OneTouchRecordAction(this, recorderAddress, recordSource)); 1411 Slog.i(TAG, "Start new [One Touch Record]-Target:" + recorderAddress + ", recordSource:" 1412 + Arrays.toString(recordSource)); 1413 } 1414 1415 @ServiceThreadOnly 1416 void stopOneTouchRecord(int recorderAddress) { 1417 assertRunOnServiceThread(); 1418 if (!mService.isControlEnabled()) { 1419 Slog.w(TAG, "Can not stop one touch record. CEC control is disabled."); 1420 announceOneTouchRecordResult(ONE_TOUCH_RECORD_CEC_DISABLED); 1421 return; 1422 } 1423 1424 if (!checkRecorder(recorderAddress)) { 1425 Slog.w(TAG, "Invalid recorder address:" + recorderAddress); 1426 announceOneTouchRecordResult(ONE_TOUCH_RECORD_CHECK_RECORDER_CONNECTION); 1427 return; 1428 } 1429 1430 // Remove one touch record action so that other one touch record can be started. 1431 removeAction(OneTouchRecordAction.class); 1432 mService.sendCecCommand(HdmiCecMessageBuilder.buildRecordOff(mAddress, recorderAddress)); 1433 Slog.i(TAG, "Stop [One Touch Record]-Target:" + recorderAddress); 1434 } 1435 1436 private boolean checkRecorder(int recorderAddress) { 1437 HdmiDeviceInfo device = getDeviceInfo(recorderAddress); 1438 return (device != null) 1439 && (HdmiUtils.getTypeFromAddress(recorderAddress) 1440 == HdmiDeviceInfo.DEVICE_RECORDER); 1441 } 1442 1443 private boolean checkRecordSource(byte[] recordSource) { 1444 return (recordSource != null) && HdmiRecordSources.checkRecordSource(recordSource); 1445 } 1446 1447 @ServiceThreadOnly 1448 void startTimerRecording(int recorderAddress, int sourceType, byte[] recordSource) { 1449 assertRunOnServiceThread(); 1450 if (!mService.isControlEnabled()) { 1451 Slog.w(TAG, "Can not start one touch record. CEC control is disabled."); 1452 announceTimerRecordingResult(TIMER_RECORDING_RESULT_EXTRA_CEC_DISABLED); 1453 return; 1454 } 1455 1456 if (!checkRecorder(recorderAddress)) { 1457 Slog.w(TAG, "Invalid recorder address:" + recorderAddress); 1458 announceTimerRecordingResult( 1459 TIMER_RECORDING_RESULT_EXTRA_CHECK_RECORDER_CONNECTION); 1460 return; 1461 } 1462 1463 if (!checkTimerRecordingSource(sourceType, recordSource)) { 1464 Slog.w(TAG, "Invalid record source." + Arrays.toString(recordSource)); 1465 announceTimerRecordingResult( 1466 TIMER_RECORDING_RESULT_EXTRA_FAIL_TO_RECORD_SELECTED_SOURCE); 1467 return; 1468 } 1469 1470 addAndStartAction( 1471 new TimerRecordingAction(this, recorderAddress, sourceType, recordSource)); 1472 Slog.i(TAG, "Start [Timer Recording]-Target:" + recorderAddress + ", SourceType:" 1473 + sourceType + ", RecordSource:" + Arrays.toString(recordSource)); 1474 } 1475 1476 private boolean checkTimerRecordingSource(int sourceType, byte[] recordSource) { 1477 return (recordSource != null) 1478 && HdmiTimerRecordSources.checkTimerRecordSource(sourceType, recordSource); 1479 } 1480 1481 @ServiceThreadOnly 1482 void clearTimerRecording(int recorderAddress, int sourceType, byte[] recordSource) { 1483 assertRunOnServiceThread(); 1484 if (!mService.isControlEnabled()) { 1485 Slog.w(TAG, "Can not start one touch record. CEC control is disabled."); 1486 announceClearTimerRecordingResult(CLEAR_TIMER_STATUS_CEC_DISABLE); 1487 return; 1488 } 1489 1490 if (!checkRecorder(recorderAddress)) { 1491 Slog.w(TAG, "Invalid recorder address:" + recorderAddress); 1492 announceClearTimerRecordingResult(CLEAR_TIMER_STATUS_CHECK_RECORDER_CONNECTION); 1493 return; 1494 } 1495 1496 if (!checkTimerRecordingSource(sourceType, recordSource)) { 1497 Slog.w(TAG, "Invalid record source." + Arrays.toString(recordSource)); 1498 announceClearTimerRecordingResult(CLEAR_TIMER_STATUS_FAIL_TO_CLEAR_SELECTED_SOURCE); 1499 return; 1500 } 1501 1502 sendClearTimerMessage(recorderAddress, sourceType, recordSource); 1503 } 1504 1505 private void sendClearTimerMessage(int recorderAddress, int sourceType, byte[] recordSource) { 1506 HdmiCecMessage message = null; 1507 switch (sourceType) { 1508 case TIMER_RECORDING_TYPE_DIGITAL: 1509 message = HdmiCecMessageBuilder.buildClearDigitalTimer(mAddress, recorderAddress, 1510 recordSource); 1511 break; 1512 case TIMER_RECORDING_TYPE_ANALOGUE: 1513 message = HdmiCecMessageBuilder.buildClearAnalogueTimer(mAddress, recorderAddress, 1514 recordSource); 1515 break; 1516 case TIMER_RECORDING_TYPE_EXTERNAL: 1517 message = HdmiCecMessageBuilder.buildClearExternalTimer(mAddress, recorderAddress, 1518 recordSource); 1519 break; 1520 default: 1521 Slog.w(TAG, "Invalid source type:" + recorderAddress); 1522 announceClearTimerRecordingResult(CLEAR_TIMER_STATUS_FAIL_TO_CLEAR_SELECTED_SOURCE); 1523 return; 1524 1525 } 1526 mService.sendCecCommand(message, new SendMessageCallback() { 1527 @Override 1528 public void onSendCompleted(int error) { 1529 if (error != Constants.SEND_RESULT_SUCCESS) { 1530 announceClearTimerRecordingResult( 1531 CLEAR_TIMER_STATUS_FAIL_TO_CLEAR_SELECTED_SOURCE); 1532 } 1533 } 1534 }); 1535 } 1536 1537 void updateDevicePowerStatus(int logicalAddress, int newPowerStatus) { 1538 HdmiDeviceInfo info = getDeviceInfo(logicalAddress); 1539 if (info == null) { 1540 Slog.w(TAG, "Can not update power status of non-existing device:" + logicalAddress); 1541 return; 1542 } 1543 1544 if (info.getDevicePowerStatus() == newPowerStatus) { 1545 return; 1546 } 1547 1548 HdmiDeviceInfo newInfo = HdmiUtils.cloneHdmiDeviceInfo(info, newPowerStatus); 1549 // addDeviceInfo replaces old device info with new one if exists. 1550 addDeviceInfo(newInfo); 1551 1552 invokeDeviceEventListener(newInfo, HdmiControlManager.DEVICE_EVENT_UPDATE_DEVICE); 1553 } 1554} 1555