1 /* 2 * Copyright (C) 2009 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 17 #undef DEBUG_HDCP 18 19 //#define LOG_NDEBUG 0 20 #define LOG_TAG "AwesomePlayer" 21 #define ATRACE_TAG ATRACE_TAG_VIDEO 22 #include <utils/Log.h> 23 #include <utils/Trace.h> 24 25 #include <dlfcn.h> 26 27 #include "include/AwesomePlayer.h" 28 #include "include/DRMExtractor.h" 29 #include "include/SoftwareRenderer.h" 30 #include "include/NuCachedSource2.h" 31 #include "include/ThrottledSource.h" 32 #include "include/MPEG2TSExtractor.h" 33 #include "include/WVMExtractor.h" 34 35 #include <binder/IPCThreadState.h> 36 #include <binder/IServiceManager.h> 37 #include <media/IMediaPlayerService.h> 38 #include <media/stagefright/foundation/hexdump.h> 39 #include <media/stagefright/foundation/ADebug.h> 40 #include <media/stagefright/timedtext/TimedTextDriver.h> 41 #include <media/stagefright/AudioPlayer.h> 42 #include <media/stagefright/DataSource.h> 43 #include <media/stagefright/FileSource.h> 44 #include <media/stagefright/MediaBuffer.h> 45 #include <media/stagefright/MediaDefs.h> 46 #include <media/stagefright/MediaExtractor.h> 47 #include <media/stagefright/MediaSource.h> 48 #include <media/stagefright/MetaData.h> 49 #include <media/stagefright/OMXCodec.h> 50 51 #include <gui/ISurfaceTexture.h> 52 #include <gui/SurfaceTextureClient.h> 53 54 #include <media/stagefright/foundation/AMessage.h> 55 56 #include <cutils/properties.h> 57 58 #define USE_SURFACE_ALLOC 1 59 #define FRAME_DROP_FREQ 0 60 61 namespace android { 62 63 static int64_t kLowWaterMarkUs = 2000000ll; // 2secs 64 static int64_t kHighWaterMarkUs = 5000000ll; // 5secs 65 static const size_t kLowWaterMarkBytes = 40000; 66 static const size_t kHighWaterMarkBytes = 200000; 67 68 struct AwesomeEvent : public TimedEventQueue::Event { 69 AwesomeEvent( 70 AwesomePlayer *player, 71 void (AwesomePlayer::*method)()) 72 : mPlayer(player), 73 mMethod(method) { 74 } 75 76 protected: 77 virtual ~AwesomeEvent() {} 78 79 virtual void fire(TimedEventQueue *queue, int64_t /* now_us */) { 80 (mPlayer->*mMethod)(); 81 } 82 83 private: 84 AwesomePlayer *mPlayer; 85 void (AwesomePlayer::*mMethod)(); 86 87 AwesomeEvent(const AwesomeEvent &); 88 AwesomeEvent &operator=(const AwesomeEvent &); 89 }; 90 91 struct AwesomeLocalRenderer : public AwesomeRenderer { 92 AwesomeLocalRenderer( 93 const sp<ANativeWindow> &nativeWindow, const sp<MetaData> &meta) 94 : mTarget(new SoftwareRenderer(nativeWindow, meta)) { 95 } 96 97 virtual void render(MediaBuffer *buffer) { 98 render((const uint8_t *)buffer->data() + buffer->range_offset(), 99 buffer->range_length()); 100 } 101 102 void render(const void *data, size_t size) { 103 mTarget->render(data, size, NULL); 104 } 105 106 protected: 107 virtual ~AwesomeLocalRenderer() { 108 delete mTarget; 109 mTarget = NULL; 110 } 111 112 private: 113 SoftwareRenderer *mTarget; 114 115 AwesomeLocalRenderer(const AwesomeLocalRenderer &); 116 AwesomeLocalRenderer &operator=(const AwesomeLocalRenderer &);; 117 }; 118 119 struct AwesomeNativeWindowRenderer : public AwesomeRenderer { 120 AwesomeNativeWindowRenderer( 121 const sp<ANativeWindow> &nativeWindow, 122 int32_t rotationDegrees) 123 : mNativeWindow(nativeWindow) { 124 applyRotation(rotationDegrees); 125 } 126 127 virtual void render(MediaBuffer *buffer) { 128 ATRACE_CALL(); 129 int64_t timeUs; 130 CHECK(buffer->meta_data()->findInt64(kKeyTime, &timeUs)); 131 native_window_set_buffers_timestamp(mNativeWindow.get(), timeUs * 1000); 132 status_t err = mNativeWindow->queueBuffer( 133 mNativeWindow.get(), buffer->graphicBuffer().get(), -1); 134 if (err != 0) { 135 ALOGE("queueBuffer failed with error %s (%d)", strerror(-err), 136 -err); 137 return; 138 } 139 140 sp<MetaData> metaData = buffer->meta_data(); 141 metaData->setInt32(kKeyRendered, 1); 142 } 143 144 protected: 145 virtual ~AwesomeNativeWindowRenderer() {} 146 147 private: 148 sp<ANativeWindow> mNativeWindow; 149 150 void applyRotation(int32_t rotationDegrees) { 151 uint32_t transform; 152 switch (rotationDegrees) { 153 case 0: transform = 0; break; 154 case 90: transform = HAL_TRANSFORM_ROT_90; break; 155 case 180: transform = HAL_TRANSFORM_ROT_180; break; 156 case 270: transform = HAL_TRANSFORM_ROT_270; break; 157 default: transform = 0; break; 158 } 159 160 if (transform) { 161 CHECK_EQ(0, native_window_set_buffers_transform( 162 mNativeWindow.get(), transform)); 163 } 164 } 165 166 AwesomeNativeWindowRenderer(const AwesomeNativeWindowRenderer &); 167 AwesomeNativeWindowRenderer &operator=( 168 const AwesomeNativeWindowRenderer &); 169 }; 170 171 // To collect the decoder usage 172 void addBatteryData(uint32_t params) { 173 sp<IBinder> binder = 174 defaultServiceManager()->getService(String16("media.player")); 175 sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder); 176 CHECK(service.get() != NULL); 177 178 service->addBatteryData(params); 179 } 180 181 //////////////////////////////////////////////////////////////////////////////// 182 AwesomePlayer::AwesomePlayer() 183 : mQueueStarted(false), 184 mUIDValid(false), 185 mTimeSource(NULL), 186 mVideoRenderingStarted(false), 187 mVideoRendererIsPreview(false), 188 mAudioPlayer(NULL), 189 mDisplayWidth(0), 190 mDisplayHeight(0), 191 mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW), 192 mFlags(0), 193 mExtractorFlags(0), 194 mVideoBuffer(NULL), 195 mDecryptHandle(NULL), 196 mLastVideoTimeUs(-1), 197 mTextDriver(NULL) { 198 CHECK_EQ(mClient.connect(), (status_t)OK); 199 200 DataSource::RegisterDefaultSniffers(); 201 202 mVideoEvent = new AwesomeEvent(this, &AwesomePlayer::onVideoEvent); 203 mVideoEventPending = false; 204 mStreamDoneEvent = new AwesomeEvent(this, &AwesomePlayer::onStreamDone); 205 mStreamDoneEventPending = false; 206 mBufferingEvent = new AwesomeEvent(this, &AwesomePlayer::onBufferingUpdate); 207 mBufferingEventPending = false; 208 mVideoLagEvent = new AwesomeEvent(this, &AwesomePlayer::onVideoLagUpdate); 209 mVideoEventPending = false; 210 211 mCheckAudioStatusEvent = new AwesomeEvent( 212 this, &AwesomePlayer::onCheckAudioStatus); 213 214 mAudioStatusEventPending = false; 215 216 reset(); 217 } 218 219 AwesomePlayer::~AwesomePlayer() { 220 if (mQueueStarted) { 221 mQueue.stop(); 222 } 223 224 reset(); 225 226 mClient.disconnect(); 227 } 228 229 void AwesomePlayer::cancelPlayerEvents(bool keepNotifications) { 230 mQueue.cancelEvent(mVideoEvent->eventID()); 231 mVideoEventPending = false; 232 mQueue.cancelEvent(mVideoLagEvent->eventID()); 233 mVideoLagEventPending = false; 234 235 if (!keepNotifications) { 236 mQueue.cancelEvent(mStreamDoneEvent->eventID()); 237 mStreamDoneEventPending = false; 238 mQueue.cancelEvent(mCheckAudioStatusEvent->eventID()); 239 mAudioStatusEventPending = false; 240 241 mQueue.cancelEvent(mBufferingEvent->eventID()); 242 mBufferingEventPending = false; 243 } 244 } 245 246 void AwesomePlayer::setListener(const wp<MediaPlayerBase> &listener) { 247 Mutex::Autolock autoLock(mLock); 248 mListener = listener; 249 } 250 251 void AwesomePlayer::setUID(uid_t uid) { 252 ALOGV("AwesomePlayer running on behalf of uid %d", uid); 253 254 mUID = uid; 255 mUIDValid = true; 256 } 257 258 status_t AwesomePlayer::setDataSource( 259 const char *uri, const KeyedVector<String8, String8> *headers) { 260 Mutex::Autolock autoLock(mLock); 261 return setDataSource_l(uri, headers); 262 } 263 264 status_t AwesomePlayer::setDataSource_l( 265 const char *uri, const KeyedVector<String8, String8> *headers) { 266 reset_l(); 267 268 mUri = uri; 269 270 if (headers) { 271 mUriHeaders = *headers; 272 273 ssize_t index = mUriHeaders.indexOfKey(String8("x-hide-urls-from-log")); 274 if (index >= 0) { 275 // Browser is in "incognito" mode, suppress logging URLs. 276 277 // This isn't something that should be passed to the server. 278 mUriHeaders.removeItemsAt(index); 279 280 modifyFlags(INCOGNITO, SET); 281 } 282 } 283 284 ALOGI("setDataSource_l(URL suppressed)"); 285 286 // The actual work will be done during preparation in the call to 287 // ::finishSetDataSource_l to avoid blocking the calling thread in 288 // setDataSource for any significant time. 289 290 { 291 Mutex::Autolock autoLock(mStatsLock); 292 mStats.mFd = -1; 293 mStats.mURI = mUri; 294 } 295 296 return OK; 297 } 298 299 status_t AwesomePlayer::setDataSource( 300 int fd, int64_t offset, int64_t length) { 301 Mutex::Autolock autoLock(mLock); 302 303 reset_l(); 304 305 sp<DataSource> dataSource = new FileSource(fd, offset, length); 306 307 status_t err = dataSource->initCheck(); 308 309 if (err != OK) { 310 return err; 311 } 312 313 mFileSource = dataSource; 314 315 { 316 Mutex::Autolock autoLock(mStatsLock); 317 mStats.mFd = fd; 318 mStats.mURI = String8(); 319 } 320 321 return setDataSource_l(dataSource); 322 } 323 324 status_t AwesomePlayer::setDataSource(const sp<IStreamSource> &source) { 325 return INVALID_OPERATION; 326 } 327 328 status_t AwesomePlayer::setDataSource_l( 329 const sp<DataSource> &dataSource) { 330 sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource); 331 332 if (extractor == NULL) { 333 return UNKNOWN_ERROR; 334 } 335 336 if (extractor->getDrmFlag()) { 337 checkDrmStatus(dataSource); 338 } 339 340 return setDataSource_l(extractor); 341 } 342 343 void AwesomePlayer::checkDrmStatus(const sp<DataSource>& dataSource) { 344 dataSource->getDrmInfo(mDecryptHandle, &mDrmManagerClient); 345 if (mDecryptHandle != NULL) { 346 CHECK(mDrmManagerClient); 347 if (RightsStatus::RIGHTS_VALID != mDecryptHandle->status) { 348 notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE); 349 } 350 } 351 } 352 353 status_t AwesomePlayer::setDataSource_l(const sp<MediaExtractor> &extractor) { 354 // Attempt to approximate overall stream bitrate by summing all 355 // tracks' individual bitrates, if not all of them advertise bitrate, 356 // we have to fail. 357 358 int64_t totalBitRate = 0; 359 360 mExtractor = extractor; 361 for (size_t i = 0; i < extractor->countTracks(); ++i) { 362 sp<MetaData> meta = extractor->getTrackMetaData(i); 363 364 int32_t bitrate; 365 if (!meta->findInt32(kKeyBitRate, &bitrate)) { 366 const char *mime; 367 CHECK(meta->findCString(kKeyMIMEType, &mime)); 368 ALOGV("track of type '%s' does not publish bitrate", mime); 369 370 totalBitRate = -1; 371 break; 372 } 373 374 totalBitRate += bitrate; 375 } 376 377 mBitrate = totalBitRate; 378 379 ALOGV("mBitrate = %lld bits/sec", mBitrate); 380 381 { 382 Mutex::Autolock autoLock(mStatsLock); 383 mStats.mBitrate = mBitrate; 384 mStats.mTracks.clear(); 385 mStats.mAudioTrackIndex = -1; 386 mStats.mVideoTrackIndex = -1; 387 } 388 389 bool haveAudio = false; 390 bool haveVideo = false; 391 for (size_t i = 0; i < extractor->countTracks(); ++i) { 392 sp<MetaData> meta = extractor->getTrackMetaData(i); 393 394 const char *_mime; 395 CHECK(meta->findCString(kKeyMIMEType, &_mime)); 396 397 String8 mime = String8(_mime); 398 399 if (!haveVideo && !strncasecmp(mime.string(), "video/", 6)) { 400 setVideoSource(extractor->getTrack(i)); 401 haveVideo = true; 402 403 // Set the presentation/display size 404 int32_t displayWidth, displayHeight; 405 bool success = meta->findInt32(kKeyDisplayWidth, &displayWidth); 406 if (success) { 407 success = meta->findInt32(kKeyDisplayHeight, &displayHeight); 408 } 409 if (success) { 410 mDisplayWidth = displayWidth; 411 mDisplayHeight = displayHeight; 412 } 413 414 { 415 Mutex::Autolock autoLock(mStatsLock); 416 mStats.mVideoTrackIndex = mStats.mTracks.size(); 417 mStats.mTracks.push(); 418 TrackStat *stat = 419 &mStats.mTracks.editItemAt(mStats.mVideoTrackIndex); 420 stat->mMIME = mime.string(); 421 } 422 } else if (!haveAudio && !strncasecmp(mime.string(), "audio/", 6)) { 423 setAudioSource(extractor->getTrack(i)); 424 haveAudio = true; 425 mActiveAudioTrackIndex = i; 426 427 { 428 Mutex::Autolock autoLock(mStatsLock); 429 mStats.mAudioTrackIndex = mStats.mTracks.size(); 430 mStats.mTracks.push(); 431 TrackStat *stat = 432 &mStats.mTracks.editItemAt(mStats.mAudioTrackIndex); 433 stat->mMIME = mime.string(); 434 } 435 436 if (!strcasecmp(mime.string(), MEDIA_MIMETYPE_AUDIO_VORBIS)) { 437 // Only do this for vorbis audio, none of the other audio 438 // formats even support this ringtone specific hack and 439 // retrieving the metadata on some extractors may turn out 440 // to be very expensive. 441 sp<MetaData> fileMeta = extractor->getMetaData(); 442 int32_t loop; 443 if (fileMeta != NULL 444 && fileMeta->findInt32(kKeyAutoLoop, &loop) && loop != 0) { 445 modifyFlags(AUTO_LOOPING, SET); 446 } 447 } 448 } else if (!strcasecmp(mime.string(), MEDIA_MIMETYPE_TEXT_3GPP)) { 449 addTextSource_l(i, extractor->getTrack(i)); 450 } 451 } 452 453 if (!haveAudio && !haveVideo) { 454 if (mWVMExtractor != NULL) { 455 return mWVMExtractor->getError(); 456 } else { 457 return UNKNOWN_ERROR; 458 } 459 } 460 461 mExtractorFlags = extractor->flags(); 462 463 return OK; 464 } 465 466 void AwesomePlayer::reset() { 467 Mutex::Autolock autoLock(mLock); 468 reset_l(); 469 } 470 471 void AwesomePlayer::reset_l() { 472 mVideoRenderingStarted = false; 473 mActiveAudioTrackIndex = -1; 474 mDisplayWidth = 0; 475 mDisplayHeight = 0; 476 477 if (mDecryptHandle != NULL) { 478 mDrmManagerClient->setPlaybackStatus(mDecryptHandle, 479 Playback::STOP, 0); 480 mDecryptHandle = NULL; 481 mDrmManagerClient = NULL; 482 } 483 484 if (mFlags & PLAYING) { 485 uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder; 486 if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) { 487 params |= IMediaPlayerService::kBatteryDataTrackAudio; 488 } 489 if (mVideoSource != NULL) { 490 params |= IMediaPlayerService::kBatteryDataTrackVideo; 491 } 492 addBatteryData(params); 493 } 494 495 if (mFlags & PREPARING) { 496 modifyFlags(PREPARE_CANCELLED, SET); 497 if (mConnectingDataSource != NULL) { 498 ALOGI("interrupting the connection process"); 499 mConnectingDataSource->disconnect(); 500 } 501 502 if (mFlags & PREPARING_CONNECTED) { 503 // We are basically done preparing, we're just buffering 504 // enough data to start playback, we can safely interrupt that. 505 finishAsyncPrepare_l(); 506 } 507 } 508 509 while (mFlags & PREPARING) { 510 mPreparedCondition.wait(mLock); 511 } 512 513 cancelPlayerEvents(); 514 515 mWVMExtractor.clear(); 516 mCachedSource.clear(); 517 mAudioTrack.clear(); 518 mVideoTrack.clear(); 519 mExtractor.clear(); 520 521 // Shutdown audio first, so that the respone to the reset request 522 // appears to happen instantaneously as far as the user is concerned 523 // If we did this later, audio would continue playing while we 524 // shutdown the video-related resources and the player appear to 525 // not be as responsive to a reset request. 526 if ((mAudioPlayer == NULL || !(mFlags & AUDIOPLAYER_STARTED)) 527 && mAudioSource != NULL) { 528 // If we had an audio player, it would have effectively 529 // taken possession of the audio source and stopped it when 530 // _it_ is stopped. Otherwise this is still our responsibility. 531 mAudioSource->stop(); 532 } 533 mAudioSource.clear(); 534 535 mTimeSource = NULL; 536 537 delete mAudioPlayer; 538 mAudioPlayer = NULL; 539 540 if (mTextDriver != NULL) { 541 delete mTextDriver; 542 mTextDriver = NULL; 543 } 544 545 mVideoRenderer.clear(); 546 547 if (mVideoSource != NULL) { 548 shutdownVideoDecoder_l(); 549 } 550 551 mDurationUs = -1; 552 modifyFlags(0, ASSIGN); 553 mExtractorFlags = 0; 554 mTimeSourceDeltaUs = 0; 555 mVideoTimeUs = 0; 556 557 mSeeking = NO_SEEK; 558 mSeekNotificationSent = true; 559 mSeekTimeUs = 0; 560 561 mUri.setTo(""); 562 mUriHeaders.clear(); 563 564 mFileSource.clear(); 565 566 mBitrate = -1; 567 mLastVideoTimeUs = -1; 568 569 { 570 Mutex::Autolock autoLock(mStatsLock); 571 mStats.mFd = -1; 572 mStats.mURI = String8(); 573 mStats.mBitrate = -1; 574 mStats.mAudioTrackIndex = -1; 575 mStats.mVideoTrackIndex = -1; 576 mStats.mNumVideoFramesDecoded = 0; 577 mStats.mNumVideoFramesDropped = 0; 578 mStats.mVideoWidth = -1; 579 mStats.mVideoHeight = -1; 580 mStats.mFlags = 0; 581 mStats.mTracks.clear(); 582 } 583 584 mWatchForAudioSeekComplete = false; 585 mWatchForAudioEOS = false; 586 } 587 588 void AwesomePlayer::notifyListener_l(int msg, int ext1, int ext2) { 589 if (mListener != NULL) { 590 sp<MediaPlayerBase> listener = mListener.promote(); 591 592 if (listener != NULL) { 593 listener->sendEvent(msg, ext1, ext2); 594 } 595 } 596 } 597 598 bool AwesomePlayer::getBitrate(int64_t *bitrate) { 599 off64_t size; 600 if (mDurationUs >= 0 && mCachedSource != NULL 601 && mCachedSource->getSize(&size) == OK) { 602 *bitrate = size * 8000000ll / mDurationUs; // in bits/sec 603 return true; 604 } 605 606 if (mBitrate >= 0) { 607 *bitrate = mBitrate; 608 return true; 609 } 610 611 *bitrate = 0; 612 613 return false; 614 } 615 616 // Returns true iff cached duration is available/applicable. 617 bool AwesomePlayer::getCachedDuration_l(int64_t *durationUs, bool *eos) { 618 int64_t bitrate; 619 620 if (mCachedSource != NULL && getBitrate(&bitrate)) { 621 status_t finalStatus; 622 size_t cachedDataRemaining = mCachedSource->approxDataRemaining(&finalStatus); 623 *durationUs = cachedDataRemaining * 8000000ll / bitrate; 624 *eos = (finalStatus != OK); 625 return true; 626 } else if (mWVMExtractor != NULL) { 627 status_t finalStatus; 628 *durationUs = mWVMExtractor->getCachedDurationUs(&finalStatus); 629 *eos = (finalStatus != OK); 630 return true; 631 } 632 633 return false; 634 } 635 636 void AwesomePlayer::ensureCacheIsFetching_l() { 637 if (mCachedSource != NULL) { 638 mCachedSource->resumeFetchingIfNecessary(); 639 } 640 } 641 642 void AwesomePlayer::onVideoLagUpdate() { 643 Mutex::Autolock autoLock(mLock); 644 if (!mVideoLagEventPending) { 645 return; 646 } 647 mVideoLagEventPending = false; 648 649 int64_t audioTimeUs = mAudioPlayer->getMediaTimeUs(); 650 int64_t videoLateByUs = audioTimeUs - mVideoTimeUs; 651 652 if (!(mFlags & VIDEO_AT_EOS) && videoLateByUs > 300000ll) { 653 ALOGV("video late by %lld ms.", videoLateByUs / 1000ll); 654 655 notifyListener_l( 656 MEDIA_INFO, 657 MEDIA_INFO_VIDEO_TRACK_LAGGING, 658 videoLateByUs / 1000ll); 659 } 660 661 postVideoLagEvent_l(); 662 } 663 664 void AwesomePlayer::onBufferingUpdate() { 665 Mutex::Autolock autoLock(mLock); 666 if (!mBufferingEventPending) { 667 return; 668 } 669 mBufferingEventPending = false; 670 671 if (mCachedSource != NULL) { 672 status_t finalStatus; 673 size_t cachedDataRemaining = mCachedSource->approxDataRemaining(&finalStatus); 674 bool eos = (finalStatus != OK); 675 676 if (eos) { 677 if (finalStatus == ERROR_END_OF_STREAM) { 678 notifyListener_l(MEDIA_BUFFERING_UPDATE, 100); 679 } 680 if (mFlags & PREPARING) { 681 ALOGV("cache has reached EOS, prepare is done."); 682 finishAsyncPrepare_l(); 683 } 684 } else { 685 int64_t bitrate; 686 if (getBitrate(&bitrate)) { 687 size_t cachedSize = mCachedSource->cachedSize(); 688 int64_t cachedDurationUs = cachedSize * 8000000ll / bitrate; 689 690 int percentage = 100.0 * (double)cachedDurationUs / mDurationUs; 691 if (percentage > 100) { 692 percentage = 100; 693 } 694 695 notifyListener_l(MEDIA_BUFFERING_UPDATE, percentage); 696 } else { 697 // We don't know the bitrate of the stream, use absolute size 698 // limits to maintain the cache. 699 700 if ((mFlags & PLAYING) && !eos 701 && (cachedDataRemaining < kLowWaterMarkBytes)) { 702 ALOGI("cache is running low (< %d) , pausing.", 703 kLowWaterMarkBytes); 704 modifyFlags(CACHE_UNDERRUN, SET); 705 pause_l(); 706 ensureCacheIsFetching_l(); 707 sendCacheStats(); 708 notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_START); 709 } else if (eos || cachedDataRemaining > kHighWaterMarkBytes) { 710 if (mFlags & CACHE_UNDERRUN) { 711 ALOGI("cache has filled up (> %d), resuming.", 712 kHighWaterMarkBytes); 713 modifyFlags(CACHE_UNDERRUN, CLEAR); 714 play_l(); 715 } else if (mFlags & PREPARING) { 716 ALOGV("cache has filled up (> %d), prepare is done", 717 kHighWaterMarkBytes); 718 finishAsyncPrepare_l(); 719 } 720 } 721 } 722 } 723 } else if (mWVMExtractor != NULL) { 724 status_t finalStatus; 725 726 int64_t cachedDurationUs 727 = mWVMExtractor->getCachedDurationUs(&finalStatus); 728 729 bool eos = (finalStatus != OK); 730 731 if (eos) { 732 if (finalStatus == ERROR_END_OF_STREAM) { 733 notifyListener_l(MEDIA_BUFFERING_UPDATE, 100); 734 } 735 if (mFlags & PREPARING) { 736 ALOGV("cache has reached EOS, prepare is done."); 737 finishAsyncPrepare_l(); 738 } 739 } else { 740 int percentage = 100.0 * (double)cachedDurationUs / mDurationUs; 741 if (percentage > 100) { 742 percentage = 100; 743 } 744 745 notifyListener_l(MEDIA_BUFFERING_UPDATE, percentage); 746 } 747 } 748 749 int64_t cachedDurationUs; 750 bool eos; 751 if (getCachedDuration_l(&cachedDurationUs, &eos)) { 752 ALOGV("cachedDurationUs = %.2f secs, eos=%d", 753 cachedDurationUs / 1E6, eos); 754 755 if ((mFlags & PLAYING) && !eos 756 && (cachedDurationUs < kLowWaterMarkUs)) { 757 modifyFlags(CACHE_UNDERRUN, SET); 758 ALOGI("cache is running low (%.2f secs) , pausing.", 759 cachedDurationUs / 1E6); 760 pause_l(); 761 ensureCacheIsFetching_l(); 762 sendCacheStats(); 763 notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_START); 764 } else if (eos || cachedDurationUs > kHighWaterMarkUs) { 765 if (mFlags & CACHE_UNDERRUN) { 766 modifyFlags(CACHE_UNDERRUN, CLEAR); 767 ALOGI("cache has filled up (%.2f secs), resuming.", 768 cachedDurationUs / 1E6); 769 play_l(); 770 } else if (mFlags & PREPARING) { 771 ALOGV("cache has filled up (%.2f secs), prepare is done", 772 cachedDurationUs / 1E6); 773 finishAsyncPrepare_l(); 774 } 775 } 776 } 777 778 postBufferingEvent_l(); 779 } 780 781 void AwesomePlayer::sendCacheStats() { 782 sp<MediaPlayerBase> listener = mListener.promote(); 783 if (listener != NULL) { 784 int32_t kbps = 0; 785 status_t err = UNKNOWN_ERROR; 786 if (mCachedSource != NULL) { 787 err = mCachedSource->getEstimatedBandwidthKbps(&kbps); 788 } else if (mWVMExtractor != NULL) { 789 err = mWVMExtractor->getEstimatedBandwidthKbps(&kbps); 790 } 791 if (err == OK) { 792 listener->sendEvent( 793 MEDIA_INFO, MEDIA_INFO_NETWORK_BANDWIDTH, kbps); 794 } 795 } 796 } 797 798 void AwesomePlayer::onStreamDone() { 799 // Posted whenever any stream finishes playing. 800 ATRACE_CALL(); 801 802 Mutex::Autolock autoLock(mLock); 803 if (!mStreamDoneEventPending) { 804 return; 805 } 806 mStreamDoneEventPending = false; 807 808 if (mStreamDoneStatus != ERROR_END_OF_STREAM) { 809 ALOGV("MEDIA_ERROR %d", mStreamDoneStatus); 810 811 notifyListener_l( 812 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, mStreamDoneStatus); 813 814 pause_l(true /* at eos */); 815 816 modifyFlags(AT_EOS, SET); 817 return; 818 } 819 820 const bool allDone = 821 (mVideoSource == NULL || (mFlags & VIDEO_AT_EOS)) 822 && (mAudioSource == NULL || (mFlags & AUDIO_AT_EOS)); 823 824 if (!allDone) { 825 return; 826 } 827 828 if ((mFlags & LOOPING) 829 || ((mFlags & AUTO_LOOPING) 830 && (mAudioSink == NULL || mAudioSink->realtime()))) { 831 // Don't AUTO_LOOP if we're being recorded, since that cannot be 832 // turned off and recording would go on indefinitely. 833 834 seekTo_l(0); 835 836 if (mVideoSource != NULL) { 837 postVideoEvent_l(); 838 } 839 } else { 840 ALOGV("MEDIA_PLAYBACK_COMPLETE"); 841 notifyListener_l(MEDIA_PLAYBACK_COMPLETE); 842 843 pause_l(true /* at eos */); 844 845 modifyFlags(AT_EOS, SET); 846 } 847 } 848 849 status_t AwesomePlayer::play() { 850 ATRACE_CALL(); 851 852 Mutex::Autolock autoLock(mLock); 853 854 modifyFlags(CACHE_UNDERRUN, CLEAR); 855 856 return play_l(); 857 } 858 859 status_t AwesomePlayer::play_l() { 860 modifyFlags(SEEK_PREVIEW, CLEAR); 861 862 if (mFlags & PLAYING) { 863 return OK; 864 } 865 866 if (!(mFlags & PREPARED)) { 867 status_t err = prepare_l(); 868 869 if (err != OK) { 870 return err; 871 } 872 } 873 874 modifyFlags(PLAYING, SET); 875 modifyFlags(FIRST_FRAME, SET); 876 877 if (mDecryptHandle != NULL) { 878 int64_t position; 879 getPosition(&position); 880 mDrmManagerClient->setPlaybackStatus(mDecryptHandle, 881 Playback::START, position / 1000); 882 } 883 884 if (mAudioSource != NULL) { 885 if (mAudioPlayer == NULL) { 886 if (mAudioSink != NULL) { 887 bool allowDeepBuffering; 888 int64_t cachedDurationUs; 889 bool eos; 890 if (mVideoSource == NULL 891 && (mDurationUs > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US || 892 (getCachedDuration_l(&cachedDurationUs, &eos) && 893 cachedDurationUs > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US))) { 894 allowDeepBuffering = true; 895 } else { 896 allowDeepBuffering = false; 897 } 898 899 mAudioPlayer = new AudioPlayer(mAudioSink, allowDeepBuffering, this); 900 mAudioPlayer->setSource(mAudioSource); 901 902 mTimeSource = mAudioPlayer; 903 904 // If there was a seek request before we ever started, 905 // honor the request now. 906 // Make sure to do this before starting the audio player 907 // to avoid a race condition. 908 seekAudioIfNecessary_l(); 909 } 910 } 911 912 CHECK(!(mFlags & AUDIO_RUNNING)); 913 914 if (mVideoSource == NULL) { 915 // We don't want to post an error notification at this point, 916 // the error returned from MediaPlayer::start() will suffice. 917 918 status_t err = startAudioPlayer_l( 919 false /* sendErrorNotification */); 920 921 if (err != OK) { 922 delete mAudioPlayer; 923 mAudioPlayer = NULL; 924 925 modifyFlags((PLAYING | FIRST_FRAME), CLEAR); 926 927 if (mDecryptHandle != NULL) { 928 mDrmManagerClient->setPlaybackStatus( 929 mDecryptHandle, Playback::STOP, 0); 930 } 931 932 return err; 933 } 934 } 935 } 936 937 if (mTimeSource == NULL && mAudioPlayer == NULL) { 938 mTimeSource = &mSystemTimeSource; 939 } 940 941 if (mVideoSource != NULL) { 942 // Kick off video playback 943 postVideoEvent_l(); 944 945 if (mAudioSource != NULL && mVideoSource != NULL) { 946 postVideoLagEvent_l(); 947 } 948 } 949 950 if (mFlags & AT_EOS) { 951 // Legacy behaviour, if a stream finishes playing and then 952 // is started again, we play from the start... 953 seekTo_l(0); 954 } 955 956 uint32_t params = IMediaPlayerService::kBatteryDataCodecStarted 957 | IMediaPlayerService::kBatteryDataTrackDecoder; 958 if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) { 959 params |= IMediaPlayerService::kBatteryDataTrackAudio; 960 } 961 if (mVideoSource != NULL) { 962 params |= IMediaPlayerService::kBatteryDataTrackVideo; 963 } 964 addBatteryData(params); 965 966 return OK; 967 } 968 969 status_t AwesomePlayer::startAudioPlayer_l(bool sendErrorNotification) { 970 CHECK(!(mFlags & AUDIO_RUNNING)); 971 972 if (mAudioSource == NULL || mAudioPlayer == NULL) { 973 return OK; 974 } 975 976 if (!(mFlags & AUDIOPLAYER_STARTED)) { 977 bool wasSeeking = mAudioPlayer->isSeeking(); 978 979 // We've already started the MediaSource in order to enable 980 // the prefetcher to read its data. 981 status_t err = mAudioPlayer->start( 982 true /* sourceAlreadyStarted */); 983 984 if (err != OK) { 985 if (sendErrorNotification) { 986 notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 987 } 988 989 return err; 990 } 991 992 modifyFlags(AUDIOPLAYER_STARTED, SET); 993 994 if (wasSeeking) { 995 CHECK(!mAudioPlayer->isSeeking()); 996 997 // We will have finished the seek while starting the audio player. 998 postAudioSeekComplete(); 999 } 1000 } else { 1001 mAudioPlayer->resume(); 1002 } 1003 1004 modifyFlags(AUDIO_RUNNING, SET); 1005 1006 mWatchForAudioEOS = true; 1007 1008 return OK; 1009 } 1010 1011 void AwesomePlayer::notifyVideoSize_l() { 1012 ATRACE_CALL(); 1013 sp<MetaData> meta = mVideoSource->getFormat(); 1014 1015 int32_t cropLeft, cropTop, cropRight, cropBottom; 1016 if (!meta->findRect( 1017 kKeyCropRect, &cropLeft, &cropTop, &cropRight, &cropBottom)) { 1018 int32_t width, height; 1019 CHECK(meta->findInt32(kKeyWidth, &width)); 1020 CHECK(meta->findInt32(kKeyHeight, &height)); 1021 1022 cropLeft = cropTop = 0; 1023 cropRight = width - 1; 1024 cropBottom = height - 1; 1025 1026 ALOGV("got dimensions only %d x %d", width, height); 1027 } else { 1028 ALOGV("got crop rect %d, %d, %d, %d", 1029 cropLeft, cropTop, cropRight, cropBottom); 1030 } 1031 1032 int32_t displayWidth; 1033 if (meta->findInt32(kKeyDisplayWidth, &displayWidth)) { 1034 ALOGV("Display width changed (%d=>%d)", mDisplayWidth, displayWidth); 1035 mDisplayWidth = displayWidth; 1036 } 1037 int32_t displayHeight; 1038 if (meta->findInt32(kKeyDisplayHeight, &displayHeight)) { 1039 ALOGV("Display height changed (%d=>%d)", mDisplayHeight, displayHeight); 1040 mDisplayHeight = displayHeight; 1041 } 1042 1043 int32_t usableWidth = cropRight - cropLeft + 1; 1044 int32_t usableHeight = cropBottom - cropTop + 1; 1045 if (mDisplayWidth != 0) { 1046 usableWidth = mDisplayWidth; 1047 } 1048 if (mDisplayHeight != 0) { 1049 usableHeight = mDisplayHeight; 1050 } 1051 1052 { 1053 Mutex::Autolock autoLock(mStatsLock); 1054 mStats.mVideoWidth = usableWidth; 1055 mStats.mVideoHeight = usableHeight; 1056 } 1057 1058 int32_t rotationDegrees; 1059 if (!mVideoTrack->getFormat()->findInt32( 1060 kKeyRotation, &rotationDegrees)) { 1061 rotationDegrees = 0; 1062 } 1063 1064 if (rotationDegrees == 90 || rotationDegrees == 270) { 1065 notifyListener_l( 1066 MEDIA_SET_VIDEO_SIZE, usableHeight, usableWidth); 1067 } else { 1068 notifyListener_l( 1069 MEDIA_SET_VIDEO_SIZE, usableWidth, usableHeight); 1070 } 1071 } 1072 1073 void AwesomePlayer::initRenderer_l() { 1074 ATRACE_CALL(); 1075 1076 if (mNativeWindow == NULL) { 1077 return; 1078 } 1079 1080 sp<MetaData> meta = mVideoSource->getFormat(); 1081 1082 int32_t format; 1083 const char *component; 1084 int32_t decodedWidth, decodedHeight; 1085 CHECK(meta->findInt32(kKeyColorFormat, &format)); 1086 CHECK(meta->findCString(kKeyDecoderComponent, &component)); 1087 CHECK(meta->findInt32(kKeyWidth, &decodedWidth)); 1088 CHECK(meta->findInt32(kKeyHeight, &decodedHeight)); 1089 1090 int32_t rotationDegrees; 1091 if (!mVideoTrack->getFormat()->findInt32( 1092 kKeyRotation, &rotationDegrees)) { 1093 rotationDegrees = 0; 1094 } 1095 1096 mVideoRenderer.clear(); 1097 1098 // Must ensure that mVideoRenderer's destructor is actually executed 1099 // before creating a new one. 1100 IPCThreadState::self()->flushCommands(); 1101 1102 // Even if set scaling mode fails, we will continue anyway 1103 setVideoScalingMode_l(mVideoScalingMode); 1104 if (USE_SURFACE_ALLOC 1105 && !strncmp(component, "OMX.", 4) 1106 && strncmp(component, "OMX.google.", 11) 1107 && strcmp(component, "OMX.Nvidia.mpeg2v.decode")) { 1108 // Hardware decoders avoid the CPU color conversion by decoding 1109 // directly to ANativeBuffers, so we must use a renderer that 1110 // just pushes those buffers to the ANativeWindow. 1111 mVideoRenderer = 1112 new AwesomeNativeWindowRenderer(mNativeWindow, rotationDegrees); 1113 } else { 1114 // Other decoders are instantiated locally and as a consequence 1115 // allocate their buffers in local address space. This renderer 1116 // then performs a color conversion and copy to get the data 1117 // into the ANativeBuffer. 1118 mVideoRenderer = new AwesomeLocalRenderer(mNativeWindow, meta); 1119 } 1120 } 1121 1122 status_t AwesomePlayer::pause() { 1123 ATRACE_CALL(); 1124 1125 Mutex::Autolock autoLock(mLock); 1126 1127 modifyFlags(CACHE_UNDERRUN, CLEAR); 1128 1129 return pause_l(); 1130 } 1131 1132 status_t AwesomePlayer::pause_l(bool at_eos) { 1133 if (!(mFlags & PLAYING)) { 1134 return OK; 1135 } 1136 1137 cancelPlayerEvents(true /* keepNotifications */); 1138 1139 if (mAudioPlayer != NULL && (mFlags & AUDIO_RUNNING)) { 1140 if (at_eos) { 1141 // If we played the audio stream to completion we 1142 // want to make sure that all samples remaining in the audio 1143 // track's queue are played out. 1144 mAudioPlayer->pause(true /* playPendingSamples */); 1145 } else { 1146 mAudioPlayer->pause(); 1147 } 1148 1149 modifyFlags(AUDIO_RUNNING, CLEAR); 1150 } 1151 1152 if (mFlags & TEXTPLAYER_INITIALIZED) { 1153 mTextDriver->pause(); 1154 modifyFlags(TEXT_RUNNING, CLEAR); 1155 } 1156 1157 modifyFlags(PLAYING, CLEAR); 1158 1159 if (mDecryptHandle != NULL) { 1160 mDrmManagerClient->setPlaybackStatus(mDecryptHandle, 1161 Playback::PAUSE, 0); 1162 } 1163 1164 uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder; 1165 if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) { 1166 params |= IMediaPlayerService::kBatteryDataTrackAudio; 1167 } 1168 if (mVideoSource != NULL) { 1169 params |= IMediaPlayerService::kBatteryDataTrackVideo; 1170 } 1171 1172 addBatteryData(params); 1173 1174 return OK; 1175 } 1176 1177 bool AwesomePlayer::isPlaying() const { 1178 return (mFlags & PLAYING) || (mFlags & CACHE_UNDERRUN); 1179 } 1180 1181 status_t AwesomePlayer::setSurfaceTexture(const sp<ISurfaceTexture> &surfaceTexture) { 1182 Mutex::Autolock autoLock(mLock); 1183 1184 status_t err; 1185 if (surfaceTexture != NULL) { 1186 err = setNativeWindow_l(new SurfaceTextureClient(surfaceTexture)); 1187 } else { 1188 err = setNativeWindow_l(NULL); 1189 } 1190 1191 return err; 1192 } 1193 1194 void AwesomePlayer::shutdownVideoDecoder_l() { 1195 if (mVideoBuffer) { 1196 mVideoBuffer->release(); 1197 mVideoBuffer = NULL; 1198 } 1199 1200 mVideoSource->stop(); 1201 1202 // The following hack is necessary to ensure that the OMX 1203 // component is completely released by the time we may try 1204 // to instantiate it again. 1205 wp<MediaSource> tmp = mVideoSource; 1206 mVideoSource.clear(); 1207 while (tmp.promote() != NULL) { 1208 usleep(1000); 1209 } 1210 IPCThreadState::self()->flushCommands(); 1211 ALOGV("video decoder shutdown completed"); 1212 } 1213 1214 status_t AwesomePlayer::setNativeWindow_l(const sp<ANativeWindow> &native) { 1215 mNativeWindow = native; 1216 1217 if (mVideoSource == NULL) { 1218 return OK; 1219 } 1220 1221 ALOGV("attempting to reconfigure to use new surface"); 1222 1223 bool wasPlaying = (mFlags & PLAYING) != 0; 1224 1225 pause_l(); 1226 mVideoRenderer.clear(); 1227 1228 shutdownVideoDecoder_l(); 1229 1230 status_t err = initVideoDecoder(); 1231 1232 if (err != OK) { 1233 ALOGE("failed to reinstantiate video decoder after surface change."); 1234 return err; 1235 } 1236 1237 if (mLastVideoTimeUs >= 0) { 1238 mSeeking = SEEK; 1239 mSeekTimeUs = mLastVideoTimeUs; 1240 modifyFlags((AT_EOS | AUDIO_AT_EOS | VIDEO_AT_EOS), CLEAR); 1241 } 1242 1243 if (wasPlaying) { 1244 play_l(); 1245 } 1246 1247 return OK; 1248 } 1249 1250 void AwesomePlayer::setAudioSink( 1251 const sp<MediaPlayerBase::AudioSink> &audioSink) { 1252 Mutex::Autolock autoLock(mLock); 1253 1254 mAudioSink = audioSink; 1255 } 1256 1257 status_t AwesomePlayer::setLooping(bool shouldLoop) { 1258 Mutex::Autolock autoLock(mLock); 1259 1260 modifyFlags(LOOPING, CLEAR); 1261 1262 if (shouldLoop) { 1263 modifyFlags(LOOPING, SET); 1264 } 1265 1266 return OK; 1267 } 1268 1269 status_t AwesomePlayer::getDuration(int64_t *durationUs) { 1270 Mutex::Autolock autoLock(mMiscStateLock); 1271 1272 if (mDurationUs < 0) { 1273 return UNKNOWN_ERROR; 1274 } 1275 1276 *durationUs = mDurationUs; 1277 1278 return OK; 1279 } 1280 1281 status_t AwesomePlayer::getPosition(int64_t *positionUs) { 1282 if (mSeeking != NO_SEEK) { 1283 *positionUs = mSeekTimeUs; 1284 } else if (mVideoSource != NULL 1285 && (mAudioPlayer == NULL || !(mFlags & VIDEO_AT_EOS))) { 1286 Mutex::Autolock autoLock(mMiscStateLock); 1287 *positionUs = mVideoTimeUs; 1288 } else if (mAudioPlayer != NULL) { 1289 *positionUs = mAudioPlayer->getMediaTimeUs(); 1290 } else { 1291 *positionUs = 0; 1292 } 1293 1294 return OK; 1295 } 1296 1297 status_t AwesomePlayer::seekTo(int64_t timeUs) { 1298 ATRACE_CALL(); 1299 1300 if (mExtractorFlags & MediaExtractor::CAN_SEEK) { 1301 Mutex::Autolock autoLock(mLock); 1302 return seekTo_l(timeUs); 1303 } 1304 1305 return OK; 1306 } 1307 1308 status_t AwesomePlayer::seekTo_l(int64_t timeUs) { 1309 if (mFlags & CACHE_UNDERRUN) { 1310 modifyFlags(CACHE_UNDERRUN, CLEAR); 1311 play_l(); 1312 } 1313 1314 if ((mFlags & PLAYING) && mVideoSource != NULL && (mFlags & VIDEO_AT_EOS)) { 1315 // Video playback completed before, there's no pending 1316 // video event right now. In order for this new seek 1317 // to be honored, we need to post one. 1318 1319 postVideoEvent_l(); 1320 } 1321 1322 mSeeking = SEEK; 1323 mSeekNotificationSent = false; 1324 mSeekTimeUs = timeUs; 1325 modifyFlags((AT_EOS | AUDIO_AT_EOS | VIDEO_AT_EOS), CLEAR); 1326 1327 seekAudioIfNecessary_l(); 1328 1329 if (mFlags & TEXTPLAYER_INITIALIZED) { 1330 mTextDriver->seekToAsync(mSeekTimeUs); 1331 } 1332 1333 if (!(mFlags & PLAYING)) { 1334 ALOGV("seeking while paused, sending SEEK_COMPLETE notification" 1335 " immediately."); 1336 1337 notifyListener_l(MEDIA_SEEK_COMPLETE); 1338 mSeekNotificationSent = true; 1339 1340 if ((mFlags & PREPARED) && mVideoSource != NULL) { 1341 modifyFlags(SEEK_PREVIEW, SET); 1342 postVideoEvent_l(); 1343 } 1344 } 1345 1346 return OK; 1347 } 1348 1349 void AwesomePlayer::seekAudioIfNecessary_l() { 1350 if (mSeeking != NO_SEEK && mVideoSource == NULL && mAudioPlayer != NULL) { 1351 mAudioPlayer->seekTo(mSeekTimeUs); 1352 1353 mWatchForAudioSeekComplete = true; 1354 mWatchForAudioEOS = true; 1355 1356 if (mDecryptHandle != NULL) { 1357 mDrmManagerClient->setPlaybackStatus(mDecryptHandle, 1358 Playback::PAUSE, 0); 1359 mDrmManagerClient->setPlaybackStatus(mDecryptHandle, 1360 Playback::START, mSeekTimeUs / 1000); 1361 } 1362 } 1363 } 1364 1365 void AwesomePlayer::setAudioSource(sp<MediaSource> source) { 1366 CHECK(source != NULL); 1367 1368 mAudioTrack = source; 1369 } 1370 1371 void AwesomePlayer::addTextSource_l(size_t trackIndex, const sp<MediaSource>& source) { 1372 CHECK(source != NULL); 1373 1374 if (mTextDriver == NULL) { 1375 mTextDriver = new TimedTextDriver(mListener); 1376 } 1377 1378 mTextDriver->addInBandTextSource(trackIndex, source); 1379 } 1380 1381 status_t AwesomePlayer::initAudioDecoder() { 1382 ATRACE_CALL(); 1383 1384 sp<MetaData> meta = mAudioTrack->getFormat(); 1385 1386 const char *mime; 1387 CHECK(meta->findCString(kKeyMIMEType, &mime)); 1388 1389 if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) { 1390 mAudioSource = mAudioTrack; 1391 } else { 1392 mAudioSource = OMXCodec::Create( 1393 mClient.interface(), mAudioTrack->getFormat(), 1394 false, // createEncoder 1395 mAudioTrack); 1396 } 1397 1398 if (mAudioSource != NULL) { 1399 int64_t durationUs; 1400 if (mAudioTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) { 1401 Mutex::Autolock autoLock(mMiscStateLock); 1402 if (mDurationUs < 0 || durationUs > mDurationUs) { 1403 mDurationUs = durationUs; 1404 } 1405 } 1406 1407 status_t err = mAudioSource->start(); 1408 1409 if (err != OK) { 1410 mAudioSource.clear(); 1411 return err; 1412 } 1413 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_QCELP)) { 1414 // For legacy reasons we're simply going to ignore the absence 1415 // of an audio decoder for QCELP instead of aborting playback 1416 // altogether. 1417 return OK; 1418 } 1419 1420 if (mAudioSource != NULL) { 1421 Mutex::Autolock autoLock(mStatsLock); 1422 TrackStat *stat = &mStats.mTracks.editItemAt(mStats.mAudioTrackIndex); 1423 const char *component; 1424 if (!mAudioSource->getFormat() 1425 ->findCString(kKeyDecoderComponent, &component)) { 1426 component = "none"; 1427 } 1428 1429 stat->mDecoderName = component; 1430 } 1431 1432 return mAudioSource != NULL ? OK : UNKNOWN_ERROR; 1433 } 1434 1435 void AwesomePlayer::setVideoSource(sp<MediaSource> source) { 1436 CHECK(source != NULL); 1437 1438 mVideoTrack = source; 1439 } 1440 1441 status_t AwesomePlayer::initVideoDecoder(uint32_t flags) { 1442 ATRACE_CALL(); 1443 1444 // Either the application or the DRM system can independently say 1445 // that there must be a hardware-protected path to an external video sink. 1446 // For now we always require a hardware-protected path to external video sink 1447 // if content is DRMed, but eventually this could be optional per DRM agent. 1448 // When the application wants protection, then 1449 // (USE_SURFACE_ALLOC && (mSurface != 0) && 1450 // (mSurface->getFlags() & ISurfaceComposer::eProtectedByApp)) 1451 // will be true, but that part is already handled by SurfaceFlinger. 1452 1453 #ifdef DEBUG_HDCP 1454 // For debugging, we allow a system property to control the protected usage. 1455 // In case of uninitialized or unexpected property, we default to "DRM only". 1456 bool setProtectionBit = false; 1457 char value[PROPERTY_VALUE_MAX]; 1458 if (property_get("persist.sys.hdcp_checking", value, NULL)) { 1459 if (!strcmp(value, "never")) { 1460 // nop 1461 } else if (!strcmp(value, "always")) { 1462 setProtectionBit = true; 1463 } else if (!strcmp(value, "drm-only")) { 1464 if (mDecryptHandle != NULL) { 1465 setProtectionBit = true; 1466 } 1467 // property value is empty, or unexpected value 1468 } else { 1469 if (mDecryptHandle != NULL) { 1470 setProtectionBit = true; 1471 } 1472 } 1473 // can' read property value 1474 } else { 1475 if (mDecryptHandle != NULL) { 1476 setProtectionBit = true; 1477 } 1478 } 1479 // note that usage bit is already cleared, so no need to clear it in the "else" case 1480 if (setProtectionBit) { 1481 flags |= OMXCodec::kEnableGrallocUsageProtected; 1482 } 1483 #else 1484 if (mDecryptHandle != NULL) { 1485 flags |= OMXCodec::kEnableGrallocUsageProtected; 1486 } 1487 #endif 1488 ALOGV("initVideoDecoder flags=0x%x", flags); 1489 mVideoSource = OMXCodec::Create( 1490 mClient.interface(), mVideoTrack->getFormat(), 1491 false, // createEncoder 1492 mVideoTrack, 1493 NULL, flags, USE_SURFACE_ALLOC ? mNativeWindow : NULL); 1494 1495 if (mVideoSource != NULL) { 1496 int64_t durationUs; 1497 if (mVideoTrack->getFormat()->findInt64(kKeyDuration, &durationUs)) { 1498 Mutex::Autolock autoLock(mMiscStateLock); 1499 if (mDurationUs < 0 || durationUs > mDurationUs) { 1500 mDurationUs = durationUs; 1501 } 1502 } 1503 1504 status_t err = mVideoSource->start(); 1505 1506 if (err != OK) { 1507 ALOGE("failed to start video source"); 1508 mVideoSource.clear(); 1509 return err; 1510 } 1511 } 1512 1513 if (mVideoSource != NULL) { 1514 const char *componentName; 1515 CHECK(mVideoSource->getFormat() 1516 ->findCString(kKeyDecoderComponent, &componentName)); 1517 1518 { 1519 Mutex::Autolock autoLock(mStatsLock); 1520 TrackStat *stat = &mStats.mTracks.editItemAt(mStats.mVideoTrackIndex); 1521 1522 stat->mDecoderName = componentName; 1523 } 1524 1525 static const char *kPrefix = "OMX.Nvidia."; 1526 static const char *kSuffix = ".decode"; 1527 static const size_t kSuffixLength = strlen(kSuffix); 1528 1529 size_t componentNameLength = strlen(componentName); 1530 1531 if (!strncmp(componentName, kPrefix, strlen(kPrefix)) 1532 && componentNameLength >= kSuffixLength 1533 && !strcmp(&componentName[ 1534 componentNameLength - kSuffixLength], kSuffix)) { 1535 modifyFlags(SLOW_DECODER_HACK, SET); 1536 } 1537 } 1538 1539 return mVideoSource != NULL ? OK : UNKNOWN_ERROR; 1540 } 1541 1542 void AwesomePlayer::finishSeekIfNecessary(int64_t videoTimeUs) { 1543 ATRACE_CALL(); 1544 1545 if (mSeeking == SEEK_VIDEO_ONLY) { 1546 mSeeking = NO_SEEK; 1547 return; 1548 } 1549 1550 if (mSeeking == NO_SEEK || (mFlags & SEEK_PREVIEW)) { 1551 return; 1552 } 1553 1554 if (mAudioPlayer != NULL) { 1555 ALOGV("seeking audio to %lld us (%.2f secs).", videoTimeUs, videoTimeUs / 1E6); 1556 1557 // If we don't have a video time, seek audio to the originally 1558 // requested seek time instead. 1559 1560 mAudioPlayer->seekTo(videoTimeUs < 0 ? mSeekTimeUs : videoTimeUs); 1561 mWatchForAudioSeekComplete = true; 1562 mWatchForAudioEOS = true; 1563 } else if (!mSeekNotificationSent) { 1564 // If we're playing video only, report seek complete now, 1565 // otherwise audio player will notify us later. 1566 notifyListener_l(MEDIA_SEEK_COMPLETE); 1567 mSeekNotificationSent = true; 1568 } 1569 1570 modifyFlags(FIRST_FRAME, SET); 1571 mSeeking = NO_SEEK; 1572 1573 if (mDecryptHandle != NULL) { 1574 mDrmManagerClient->setPlaybackStatus(mDecryptHandle, 1575 Playback::PAUSE, 0); 1576 mDrmManagerClient->setPlaybackStatus(mDecryptHandle, 1577 Playback::START, videoTimeUs / 1000); 1578 } 1579 } 1580 1581 void AwesomePlayer::onVideoEvent() { 1582 ATRACE_CALL(); 1583 Mutex::Autolock autoLock(mLock); 1584 if (!mVideoEventPending) { 1585 // The event has been cancelled in reset_l() but had already 1586 // been scheduled for execution at that time. 1587 return; 1588 } 1589 mVideoEventPending = false; 1590 1591 if (mSeeking != NO_SEEK) { 1592 if (mVideoBuffer) { 1593 mVideoBuffer->release(); 1594 mVideoBuffer = NULL; 1595 } 1596 1597 if (mSeeking == SEEK && isStreamingHTTP() && mAudioSource != NULL 1598 && !(mFlags & SEEK_PREVIEW)) { 1599 // We're going to seek the video source first, followed by 1600 // the audio source. 1601 // In order to avoid jumps in the DataSource offset caused by 1602 // the audio codec prefetching data from the old locations 1603 // while the video codec is already reading data from the new 1604 // locations, we'll "pause" the audio source, causing it to 1605 // stop reading input data until a subsequent seek. 1606 1607 if (mAudioPlayer != NULL && (mFlags & AUDIO_RUNNING)) { 1608 mAudioPlayer->pause(); 1609 1610 modifyFlags(AUDIO_RUNNING, CLEAR); 1611 } 1612 mAudioSource->pause(); 1613 } 1614 } 1615 1616 if (!mVideoBuffer) { 1617 MediaSource::ReadOptions options; 1618 if (mSeeking != NO_SEEK) { 1619 ALOGV("seeking to %lld us (%.2f secs)", mSeekTimeUs, mSeekTimeUs / 1E6); 1620 1621 options.setSeekTo( 1622 mSeekTimeUs, 1623 mSeeking == SEEK_VIDEO_ONLY 1624 ? MediaSource::ReadOptions::SEEK_NEXT_SYNC 1625 : MediaSource::ReadOptions::SEEK_CLOSEST_SYNC); 1626 } 1627 for (;;) { 1628 status_t err = mVideoSource->read(&mVideoBuffer, &options); 1629 options.clearSeekTo(); 1630 1631 if (err != OK) { 1632 CHECK(mVideoBuffer == NULL); 1633 1634 if (err == INFO_FORMAT_CHANGED) { 1635 ALOGV("VideoSource signalled format change."); 1636 1637 notifyVideoSize_l(); 1638 1639 if (mVideoRenderer != NULL) { 1640 mVideoRendererIsPreview = false; 1641 initRenderer_l(); 1642 } 1643 continue; 1644 } 1645 1646 // So video playback is complete, but we may still have 1647 // a seek request pending that needs to be applied 1648 // to the audio track. 1649 if (mSeeking != NO_SEEK) { 1650 ALOGV("video stream ended while seeking!"); 1651 } 1652 finishSeekIfNecessary(-1); 1653 1654 if (mAudioPlayer != NULL 1655 && !(mFlags & (AUDIO_RUNNING | SEEK_PREVIEW))) { 1656 startAudioPlayer_l(); 1657 } 1658 1659 modifyFlags(VIDEO_AT_EOS, SET); 1660 postStreamDoneEvent_l(err); 1661 return; 1662 } 1663 1664 if (mVideoBuffer->range_length() == 0) { 1665 // Some decoders, notably the PV AVC software decoder 1666 // return spurious empty buffers that we just want to ignore. 1667 1668 mVideoBuffer->release(); 1669 mVideoBuffer = NULL; 1670 continue; 1671 } 1672 1673 break; 1674 } 1675 1676 { 1677 Mutex::Autolock autoLock(mStatsLock); 1678 ++mStats.mNumVideoFramesDecoded; 1679 } 1680 } 1681 1682 int64_t timeUs; 1683 CHECK(mVideoBuffer->meta_data()->findInt64(kKeyTime, &timeUs)); 1684 1685 mLastVideoTimeUs = timeUs; 1686 1687 if (mSeeking == SEEK_VIDEO_ONLY) { 1688 if (mSeekTimeUs > timeUs) { 1689 ALOGI("XXX mSeekTimeUs = %lld us, timeUs = %lld us", 1690 mSeekTimeUs, timeUs); 1691 } 1692 } 1693 1694 { 1695 Mutex::Autolock autoLock(mMiscStateLock); 1696 mVideoTimeUs = timeUs; 1697 } 1698 1699 SeekType wasSeeking = mSeeking; 1700 finishSeekIfNecessary(timeUs); 1701 1702 if (mAudioPlayer != NULL && !(mFlags & (AUDIO_RUNNING | SEEK_PREVIEW))) { 1703 status_t err = startAudioPlayer_l(); 1704 if (err != OK) { 1705 ALOGE("Starting the audio player failed w/ err %d", err); 1706 return; 1707 } 1708 } 1709 1710 if ((mFlags & TEXTPLAYER_INITIALIZED) 1711 && !(mFlags & (TEXT_RUNNING | SEEK_PREVIEW))) { 1712 mTextDriver->start(); 1713 modifyFlags(TEXT_RUNNING, SET); 1714 } 1715 1716 TimeSource *ts = 1717 ((mFlags & AUDIO_AT_EOS) || !(mFlags & AUDIOPLAYER_STARTED)) 1718 ? &mSystemTimeSource : mTimeSource; 1719 1720 if (mFlags & FIRST_FRAME) { 1721 modifyFlags(FIRST_FRAME, CLEAR); 1722 mSinceLastDropped = 0; 1723 mTimeSourceDeltaUs = ts->getRealTimeUs() - timeUs; 1724 } 1725 1726 int64_t realTimeUs, mediaTimeUs; 1727 if (!(mFlags & AUDIO_AT_EOS) && mAudioPlayer != NULL 1728 && mAudioPlayer->getMediaTimeMapping(&realTimeUs, &mediaTimeUs)) { 1729 mTimeSourceDeltaUs = realTimeUs - mediaTimeUs; 1730 } 1731 1732 if (wasSeeking == SEEK_VIDEO_ONLY) { 1733 int64_t nowUs = ts->getRealTimeUs() - mTimeSourceDeltaUs; 1734 1735 int64_t latenessUs = nowUs - timeUs; 1736 1737 ATRACE_INT("Video Lateness (ms)", latenessUs / 1E3); 1738 1739 if (latenessUs > 0) { 1740 ALOGI("after SEEK_VIDEO_ONLY we're late by %.2f secs", latenessUs / 1E6); 1741 } 1742 } 1743 1744 if (wasSeeking == NO_SEEK) { 1745 // Let's display the first frame after seeking right away. 1746 1747 int64_t nowUs = ts->getRealTimeUs() - mTimeSourceDeltaUs; 1748 1749 int64_t latenessUs = nowUs - timeUs; 1750 1751 ATRACE_INT("Video Lateness (ms)", latenessUs / 1E3); 1752 1753 if (latenessUs > 500000ll 1754 && mAudioPlayer != NULL 1755 && mAudioPlayer->getMediaTimeMapping( 1756 &realTimeUs, &mediaTimeUs)) { 1757 if (mWVMExtractor == NULL) { 1758 ALOGI("we're much too late (%.2f secs), video skipping ahead", 1759 latenessUs / 1E6); 1760 1761 mVideoBuffer->release(); 1762 mVideoBuffer = NULL; 1763 1764 mSeeking = SEEK_VIDEO_ONLY; 1765 mSeekTimeUs = mediaTimeUs; 1766 1767 postVideoEvent_l(); 1768 return; 1769 } else { 1770 // The widevine extractor doesn't deal well with seeking 1771 // audio and video independently. We'll just have to wait 1772 // until the decoder catches up, which won't be long at all. 1773 ALOGI("we're very late (%.2f secs)", latenessUs / 1E6); 1774 } 1775 } 1776 1777 if (latenessUs > 40000) { 1778 // We're more than 40ms late. 1779 ALOGV("we're late by %lld us (%.2f secs)", 1780 latenessUs, latenessUs / 1E6); 1781 1782 if (!(mFlags & SLOW_DECODER_HACK) 1783 || mSinceLastDropped > FRAME_DROP_FREQ) 1784 { 1785 ALOGV("we're late by %lld us (%.2f secs) dropping " 1786 "one after %d frames", 1787 latenessUs, latenessUs / 1E6, mSinceLastDropped); 1788 1789 mSinceLastDropped = 0; 1790 mVideoBuffer->release(); 1791 mVideoBuffer = NULL; 1792 1793 { 1794 Mutex::Autolock autoLock(mStatsLock); 1795 ++mStats.mNumVideoFramesDropped; 1796 } 1797 1798 postVideoEvent_l(); 1799 return; 1800 } 1801 } 1802 1803 if (latenessUs < -10000) { 1804 // We're more than 10ms early. 1805 postVideoEvent_l(10000); 1806 return; 1807 } 1808 } 1809 1810 if ((mNativeWindow != NULL) 1811 && (mVideoRendererIsPreview || mVideoRenderer == NULL)) { 1812 mVideoRendererIsPreview = false; 1813 1814 initRenderer_l(); 1815 } 1816 1817 if (mVideoRenderer != NULL) { 1818 mSinceLastDropped++; 1819 mVideoRenderer->render(mVideoBuffer); 1820 if (!mVideoRenderingStarted) { 1821 mVideoRenderingStarted = true; 1822 notifyListener_l(MEDIA_INFO, MEDIA_INFO_RENDERING_START); 1823 } 1824 1825 } 1826 1827 mVideoBuffer->release(); 1828 mVideoBuffer = NULL; 1829 1830 if (wasSeeking != NO_SEEK && (mFlags & SEEK_PREVIEW)) { 1831 modifyFlags(SEEK_PREVIEW, CLEAR); 1832 return; 1833 } 1834 1835 postVideoEvent_l(); 1836 } 1837 1838 void AwesomePlayer::postVideoEvent_l(int64_t delayUs) { 1839 ATRACE_CALL(); 1840 1841 if (mVideoEventPending) { 1842 return; 1843 } 1844 1845 mVideoEventPending = true; 1846 mQueue.postEventWithDelay(mVideoEvent, delayUs < 0 ? 10000 : delayUs); 1847 } 1848 1849 void AwesomePlayer::postStreamDoneEvent_l(status_t status) { 1850 if (mStreamDoneEventPending) { 1851 return; 1852 } 1853 mStreamDoneEventPending = true; 1854 1855 mStreamDoneStatus = status; 1856 mQueue.postEvent(mStreamDoneEvent); 1857 } 1858 1859 void AwesomePlayer::postBufferingEvent_l() { 1860 if (mBufferingEventPending) { 1861 return; 1862 } 1863 mBufferingEventPending = true; 1864 mQueue.postEventWithDelay(mBufferingEvent, 1000000ll); 1865 } 1866 1867 void AwesomePlayer::postVideoLagEvent_l() { 1868 if (mVideoLagEventPending) { 1869 return; 1870 } 1871 mVideoLagEventPending = true; 1872 mQueue.postEventWithDelay(mVideoLagEvent, 1000000ll); 1873 } 1874 1875 void AwesomePlayer::postCheckAudioStatusEvent(int64_t delayUs) { 1876 Mutex::Autolock autoLock(mAudioLock); 1877 if (mAudioStatusEventPending) { 1878 return; 1879 } 1880 mAudioStatusEventPending = true; 1881 // Do not honor delay when looping in order to limit audio gap 1882 if (mFlags & (LOOPING | AUTO_LOOPING)) { 1883 delayUs = 0; 1884 } 1885 mQueue.postEventWithDelay(mCheckAudioStatusEvent, delayUs); 1886 } 1887 1888 void AwesomePlayer::onCheckAudioStatus() { 1889 { 1890 Mutex::Autolock autoLock(mAudioLock); 1891 if (!mAudioStatusEventPending) { 1892 // Event was dispatched and while we were blocking on the mutex, 1893 // has already been cancelled. 1894 return; 1895 } 1896 1897 mAudioStatusEventPending = false; 1898 } 1899 1900 Mutex::Autolock autoLock(mLock); 1901 1902 if (mWatchForAudioSeekComplete && !mAudioPlayer->isSeeking()) { 1903 mWatchForAudioSeekComplete = false; 1904 1905 if (!mSeekNotificationSent) { 1906 notifyListener_l(MEDIA_SEEK_COMPLETE); 1907 mSeekNotificationSent = true; 1908 } 1909 1910 mSeeking = NO_SEEK; 1911 } 1912 1913 status_t finalStatus; 1914 if (mWatchForAudioEOS && mAudioPlayer->reachedEOS(&finalStatus)) { 1915 mWatchForAudioEOS = false; 1916 modifyFlags(AUDIO_AT_EOS, SET); 1917 modifyFlags(FIRST_FRAME, SET); 1918 postStreamDoneEvent_l(finalStatus); 1919 } 1920 } 1921 1922 status_t AwesomePlayer::prepare() { 1923 ATRACE_CALL(); 1924 Mutex::Autolock autoLock(mLock); 1925 return prepare_l(); 1926 } 1927 1928 status_t AwesomePlayer::prepare_l() { 1929 if (mFlags & PREPARED) { 1930 return OK; 1931 } 1932 1933 if (mFlags & PREPARING) { 1934 return UNKNOWN_ERROR; 1935 } 1936 1937 mIsAsyncPrepare = false; 1938 status_t err = prepareAsync_l(); 1939 1940 if (err != OK) { 1941 return err; 1942 } 1943 1944 while (mFlags & PREPARING) { 1945 mPreparedCondition.wait(mLock); 1946 } 1947 1948 return mPrepareResult; 1949 } 1950 1951 status_t AwesomePlayer::prepareAsync() { 1952 ATRACE_CALL(); 1953 Mutex::Autolock autoLock(mLock); 1954 1955 if (mFlags & PREPARING) { 1956 return UNKNOWN_ERROR; // async prepare already pending 1957 } 1958 1959 mIsAsyncPrepare = true; 1960 return prepareAsync_l(); 1961 } 1962 1963 status_t AwesomePlayer::prepareAsync_l() { 1964 if (mFlags & PREPARING) { 1965 return UNKNOWN_ERROR; // async prepare already pending 1966 } 1967 1968 if (!mQueueStarted) { 1969 mQueue.start(); 1970 mQueueStarted = true; 1971 } 1972 1973 modifyFlags(PREPARING, SET); 1974 mAsyncPrepareEvent = new AwesomeEvent( 1975 this, &AwesomePlayer::onPrepareAsyncEvent); 1976 1977 mQueue.postEvent(mAsyncPrepareEvent); 1978 1979 return OK; 1980 } 1981 1982 status_t AwesomePlayer::finishSetDataSource_l() { 1983 ATRACE_CALL(); 1984 sp<DataSource> dataSource; 1985 1986 bool isWidevineStreaming = false; 1987 if (!strncasecmp("widevine://", mUri.string(), 11)) { 1988 isWidevineStreaming = true; 1989 1990 String8 newURI = String8("http://"); 1991 newURI.append(mUri.string() + 11); 1992 1993 mUri = newURI; 1994 } 1995 1996 AString sniffedMIME; 1997 1998 if (!strncasecmp("http://", mUri.string(), 7) 1999 || !strncasecmp("https://", mUri.string(), 8) 2000 || isWidevineStreaming) { 2001 mConnectingDataSource = HTTPBase::Create( 2002 (mFlags & INCOGNITO) 2003 ? HTTPBase::kFlagIncognito 2004 : 0); 2005 2006 if (mUIDValid) { 2007 mConnectingDataSource->setUID(mUID); 2008 } 2009 2010 String8 cacheConfig; 2011 bool disconnectAtHighwatermark; 2012 NuCachedSource2::RemoveCacheSpecificHeaders( 2013 &mUriHeaders, &cacheConfig, &disconnectAtHighwatermark); 2014 2015 mLock.unlock(); 2016 status_t err = mConnectingDataSource->connect(mUri, &mUriHeaders); 2017 mLock.lock(); 2018 2019 if (err != OK) { 2020 mConnectingDataSource.clear(); 2021 2022 ALOGI("mConnectingDataSource->connect() returned %d", err); 2023 return err; 2024 } 2025 2026 if (!isWidevineStreaming) { 2027 // The widevine extractor does its own caching. 2028 2029 #if 0 2030 mCachedSource = new NuCachedSource2( 2031 new ThrottledSource( 2032 mConnectingDataSource, 50 * 1024 /* bytes/sec */)); 2033 #else 2034 mCachedSource = new NuCachedSource2( 2035 mConnectingDataSource, 2036 cacheConfig.isEmpty() ? NULL : cacheConfig.string(), 2037 disconnectAtHighwatermark); 2038 #endif 2039 2040 dataSource = mCachedSource; 2041 } else { 2042 dataSource = mConnectingDataSource; 2043 } 2044 2045 mConnectingDataSource.clear(); 2046 2047 String8 contentType = dataSource->getMIMEType(); 2048 2049 if (strncasecmp(contentType.string(), "audio/", 6)) { 2050 // We're not doing this for streams that appear to be audio-only 2051 // streams to ensure that even low bandwidth streams start 2052 // playing back fairly instantly. 2053 2054 // We're going to prefill the cache before trying to instantiate 2055 // the extractor below, as the latter is an operation that otherwise 2056 // could block on the datasource for a significant amount of time. 2057 // During that time we'd be unable to abort the preparation phase 2058 // without this prefill. 2059 if (mCachedSource != NULL) { 2060 // We're going to prefill the cache before trying to instantiate 2061 // the extractor below, as the latter is an operation that otherwise 2062 // could block on the datasource for a significant amount of time. 2063 // During that time we'd be unable to abort the preparation phase 2064 // without this prefill. 2065 2066 mLock.unlock(); 2067 2068 // Initially make sure we have at least 192 KB for the sniff 2069 // to complete without blocking. 2070 static const size_t kMinBytesForSniffing = 192 * 1024; 2071 2072 off64_t metaDataSize = -1ll; 2073 for (;;) { 2074 status_t finalStatus; 2075 size_t cachedDataRemaining = 2076 mCachedSource->approxDataRemaining(&finalStatus); 2077 2078 if (finalStatus != OK 2079 || (metaDataSize >= 0 2080 && cachedDataRemaining >= metaDataSize) 2081 || (mFlags & PREPARE_CANCELLED)) { 2082 break; 2083 } 2084 2085 ALOGV("now cached %d bytes of data", cachedDataRemaining); 2086 2087 if (metaDataSize < 0 2088 && cachedDataRemaining >= kMinBytesForSniffing) { 2089 String8 tmp; 2090 float confidence; 2091 sp<AMessage> meta; 2092 if (!dataSource->sniff(&tmp, &confidence, &meta)) { 2093 mLock.lock(); 2094 return UNKNOWN_ERROR; 2095 } 2096 2097 // We successfully identified the file's extractor to 2098 // be, remember this mime type so we don't have to 2099 // sniff it again when we call MediaExtractor::Create() 2100 // below. 2101 sniffedMIME = tmp.string(); 2102 2103 if (meta == NULL 2104 || !meta->findInt64( 2105 "meta-data-size", &metaDataSize)) { 2106 metaDataSize = kHighWaterMarkBytes; 2107 } 2108 2109 CHECK_GE(metaDataSize, 0ll); 2110 ALOGV("metaDataSize = %lld bytes", metaDataSize); 2111 } 2112 2113 usleep(200000); 2114 } 2115 2116 mLock.lock(); 2117 } 2118 2119 if (mFlags & PREPARE_CANCELLED) { 2120 ALOGI("Prepare cancelled while waiting for initial cache fill."); 2121 return UNKNOWN_ERROR; 2122 } 2123 } 2124 } else { 2125 dataSource = DataSource::CreateFromURI(mUri.string(), &mUriHeaders); 2126 } 2127 2128 if (dataSource == NULL) { 2129 return UNKNOWN_ERROR; 2130 } 2131 2132 sp<MediaExtractor> extractor; 2133 2134 if (isWidevineStreaming) { 2135 String8 mimeType; 2136 float confidence; 2137 sp<AMessage> dummy; 2138 bool success; 2139 2140 // SniffWVM is potentially blocking since it may require network access. 2141 // Do not call it with mLock held. 2142 mLock.unlock(); 2143 success = SniffWVM(dataSource, &mimeType, &confidence, &dummy); 2144 mLock.lock(); 2145 2146 if (!success 2147 || strcasecmp( 2148 mimeType.string(), MEDIA_MIMETYPE_CONTAINER_WVM)) { 2149 return ERROR_UNSUPPORTED; 2150 } 2151 2152 mWVMExtractor = new WVMExtractor(dataSource); 2153 mWVMExtractor->setAdaptiveStreamingMode(true); 2154 if (mUIDValid) 2155 mWVMExtractor->setUID(mUID); 2156 extractor = mWVMExtractor; 2157 } else { 2158 extractor = MediaExtractor::Create( 2159 dataSource, sniffedMIME.empty() ? NULL : sniffedMIME.c_str()); 2160 2161 if (extractor == NULL) { 2162 return UNKNOWN_ERROR; 2163 } 2164 } 2165 2166 if (extractor->getDrmFlag()) { 2167 checkDrmStatus(dataSource); 2168 } 2169 2170 status_t err = setDataSource_l(extractor); 2171 2172 if (err != OK) { 2173 mWVMExtractor.clear(); 2174 2175 return err; 2176 } 2177 2178 return OK; 2179 } 2180 2181 void AwesomePlayer::abortPrepare(status_t err) { 2182 CHECK(err != OK); 2183 2184 if (mIsAsyncPrepare) { 2185 notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 2186 } 2187 2188 mPrepareResult = err; 2189 modifyFlags((PREPARING|PREPARE_CANCELLED|PREPARING_CONNECTED), CLEAR); 2190 mAsyncPrepareEvent = NULL; 2191 mPreparedCondition.broadcast(); 2192 } 2193 2194 // static 2195 bool AwesomePlayer::ContinuePreparation(void *cookie) { 2196 AwesomePlayer *me = static_cast<AwesomePlayer *>(cookie); 2197 2198 return (me->mFlags & PREPARE_CANCELLED) == 0; 2199 } 2200 2201 void AwesomePlayer::onPrepareAsyncEvent() { 2202 Mutex::Autolock autoLock(mLock); 2203 2204 if (mFlags & PREPARE_CANCELLED) { 2205 ALOGI("prepare was cancelled before doing anything"); 2206 abortPrepare(UNKNOWN_ERROR); 2207 return; 2208 } 2209 2210 if (mUri.size() > 0) { 2211 status_t err = finishSetDataSource_l(); 2212 2213 if (err != OK) { 2214 abortPrepare(err); 2215 return; 2216 } 2217 } 2218 2219 if (mVideoTrack != NULL && mVideoSource == NULL) { 2220 status_t err = initVideoDecoder(); 2221 2222 if (err != OK) { 2223 abortPrepare(err); 2224 return; 2225 } 2226 } 2227 2228 if (mAudioTrack != NULL && mAudioSource == NULL) { 2229 status_t err = initAudioDecoder(); 2230 2231 if (err != OK) { 2232 abortPrepare(err); 2233 return; 2234 } 2235 } 2236 2237 modifyFlags(PREPARING_CONNECTED, SET); 2238 2239 if (isStreamingHTTP()) { 2240 postBufferingEvent_l(); 2241 } else { 2242 finishAsyncPrepare_l(); 2243 } 2244 } 2245 2246 void AwesomePlayer::finishAsyncPrepare_l() { 2247 if (mIsAsyncPrepare) { 2248 if (mVideoSource == NULL) { 2249 notifyListener_l(MEDIA_SET_VIDEO_SIZE, 0, 0); 2250 } else { 2251 notifyVideoSize_l(); 2252 } 2253 2254 notifyListener_l(MEDIA_PREPARED); 2255 } 2256 2257 mPrepareResult = OK; 2258 modifyFlags((PREPARING|PREPARE_CANCELLED|PREPARING_CONNECTED), CLEAR); 2259 modifyFlags(PREPARED, SET); 2260 mAsyncPrepareEvent = NULL; 2261 mPreparedCondition.broadcast(); 2262 } 2263 2264 uint32_t AwesomePlayer::flags() const { 2265 return mExtractorFlags; 2266 } 2267 2268 void AwesomePlayer::postAudioEOS(int64_t delayUs) { 2269 postCheckAudioStatusEvent(delayUs); 2270 } 2271 2272 void AwesomePlayer::postAudioSeekComplete() { 2273 postCheckAudioStatusEvent(0); 2274 } 2275 2276 status_t AwesomePlayer::setParameter(int key, const Parcel &request) { 2277 switch (key) { 2278 case KEY_PARAMETER_CACHE_STAT_COLLECT_FREQ_MS: 2279 { 2280 return setCacheStatCollectFreq(request); 2281 } 2282 case KEY_PARAMETER_PLAYBACK_RATE_PERMILLE: 2283 { 2284 if (mAudioPlayer != NULL) { 2285 return mAudioPlayer->setPlaybackRatePermille(request.readInt32()); 2286 } else { 2287 return NO_INIT; 2288 } 2289 } 2290 default: 2291 { 2292 return ERROR_UNSUPPORTED; 2293 } 2294 } 2295 } 2296 2297 status_t AwesomePlayer::setCacheStatCollectFreq(const Parcel &request) { 2298 if (mCachedSource != NULL) { 2299 int32_t freqMs = request.readInt32(); 2300 ALOGD("Request to keep cache stats in the past %d ms", 2301 freqMs); 2302 return mCachedSource->setCacheStatCollectFreq(freqMs); 2303 } 2304 return ERROR_UNSUPPORTED; 2305 } 2306 2307 status_t AwesomePlayer::getParameter(int key, Parcel *reply) { 2308 switch (key) { 2309 case KEY_PARAMETER_AUDIO_CHANNEL_COUNT: 2310 { 2311 int32_t channelCount; 2312 if (mAudioTrack == 0 || 2313 !mAudioTrack->getFormat()->findInt32(kKeyChannelCount, &channelCount)) { 2314 channelCount = 0; 2315 } 2316 reply->writeInt32(channelCount); 2317 } 2318 return OK; 2319 default: 2320 { 2321 return ERROR_UNSUPPORTED; 2322 } 2323 } 2324 } 2325 2326 status_t AwesomePlayer::getTrackInfo(Parcel *reply) const { 2327 Mutex::Autolock autoLock(mLock); 2328 size_t trackCount = mExtractor->countTracks(); 2329 if (mTextDriver != NULL) { 2330 trackCount += mTextDriver->countExternalTracks(); 2331 } 2332 2333 reply->writeInt32(trackCount); 2334 for (size_t i = 0; i < mExtractor->countTracks(); ++i) { 2335 sp<MetaData> meta = mExtractor->getTrackMetaData(i); 2336 2337 const char *_mime; 2338 CHECK(meta->findCString(kKeyMIMEType, &_mime)); 2339 2340 String8 mime = String8(_mime); 2341 2342 reply->writeInt32(2); // 2 fields 2343 2344 if (!strncasecmp(mime.string(), "video/", 6)) { 2345 reply->writeInt32(MEDIA_TRACK_TYPE_VIDEO); 2346 } else if (!strncasecmp(mime.string(), "audio/", 6)) { 2347 reply->writeInt32(MEDIA_TRACK_TYPE_AUDIO); 2348 } else if (!strcasecmp(mime.string(), MEDIA_MIMETYPE_TEXT_3GPP)) { 2349 reply->writeInt32(MEDIA_TRACK_TYPE_TIMEDTEXT); 2350 } else { 2351 reply->writeInt32(MEDIA_TRACK_TYPE_UNKNOWN); 2352 } 2353 2354 const char *lang; 2355 if (!meta->findCString(kKeyMediaLanguage, &lang)) { 2356 lang = "und"; 2357 } 2358 reply->writeString16(String16(lang)); 2359 } 2360 2361 if (mTextDriver != NULL) { 2362 mTextDriver->getExternalTrackInfo(reply); 2363 } 2364 return OK; 2365 } 2366 2367 status_t AwesomePlayer::selectAudioTrack_l( 2368 const sp<MediaSource>& source, size_t trackIndex) { 2369 2370 ALOGI("selectAudioTrack_l: trackIndex=%d, mFlags=0x%x", trackIndex, mFlags); 2371 2372 { 2373 Mutex::Autolock autoLock(mStatsLock); 2374 if ((ssize_t)trackIndex == mActiveAudioTrackIndex) { 2375 ALOGI("Track %d is active. Does nothing.", trackIndex); 2376 return OK; 2377 } 2378 //mStats.mFlags = mFlags; 2379 } 2380 2381 if (mSeeking != NO_SEEK) { 2382 ALOGE("Selecting a track while seeking is not supported"); 2383 return ERROR_UNSUPPORTED; 2384 } 2385 2386 if ((mFlags & PREPARED) == 0) { 2387 ALOGE("Data source has not finished preparation"); 2388 return ERROR_UNSUPPORTED; 2389 } 2390 2391 CHECK(source != NULL); 2392 bool wasPlaying = (mFlags & PLAYING) != 0; 2393 2394 pause_l(); 2395 2396 int64_t curTimeUs; 2397 CHECK_EQ(getPosition(&curTimeUs), (status_t)OK); 2398 2399 if ((mAudioPlayer == NULL || !(mFlags & AUDIOPLAYER_STARTED)) 2400 && mAudioSource != NULL) { 2401 // If we had an audio player, it would have effectively 2402 // taken possession of the audio source and stopped it when 2403 // _it_ is stopped. Otherwise this is still our responsibility. 2404 mAudioSource->stop(); 2405 } 2406 mAudioSource.clear(); 2407 2408 mTimeSource = NULL; 2409 2410 delete mAudioPlayer; 2411 mAudioPlayer = NULL; 2412 2413 modifyFlags(AUDIOPLAYER_STARTED, CLEAR); 2414 2415 setAudioSource(source); 2416 2417 modifyFlags(AUDIO_AT_EOS, CLEAR); 2418 modifyFlags(AT_EOS, CLEAR); 2419 2420 status_t err; 2421 if ((err = initAudioDecoder()) != OK) { 2422 ALOGE("Failed to init audio decoder: 0x%x", err); 2423 return err; 2424 } 2425 2426 mSeekNotificationSent = true; 2427 seekTo_l(curTimeUs); 2428 2429 if (wasPlaying) { 2430 play_l(); 2431 } 2432 2433 mActiveAudioTrackIndex = trackIndex; 2434 2435 return OK; 2436 } 2437 2438 status_t AwesomePlayer::selectTrack(size_t trackIndex, bool select) { 2439 ATRACE_CALL(); 2440 ALOGV("selectTrack: trackIndex = %d and select=%d", trackIndex, select); 2441 Mutex::Autolock autoLock(mLock); 2442 size_t trackCount = mExtractor->countTracks(); 2443 if (mTextDriver != NULL) { 2444 trackCount += mTextDriver->countExternalTracks(); 2445 } 2446 if (trackIndex >= trackCount) { 2447 ALOGE("Track index (%d) is out of range [0, %d)", trackIndex, trackCount); 2448 return ERROR_OUT_OF_RANGE; 2449 } 2450 2451 bool isAudioTrack = false; 2452 if (trackIndex < mExtractor->countTracks()) { 2453 sp<MetaData> meta = mExtractor->getTrackMetaData(trackIndex); 2454 const char *mime; 2455 CHECK(meta->findCString(kKeyMIMEType, &mime)); 2456 isAudioTrack = !strncasecmp(mime, "audio/", 6); 2457 2458 if (!isAudioTrack && strcasecmp(mime, MEDIA_MIMETYPE_TEXT_3GPP) != 0) { 2459 ALOGE("Track %d is not either audio or timed text", trackIndex); 2460 return ERROR_UNSUPPORTED; 2461 } 2462 } 2463 2464 if (isAudioTrack) { 2465 if (!select) { 2466 ALOGE("Deselect an audio track (%d) is not supported", trackIndex); 2467 return ERROR_UNSUPPORTED; 2468 } 2469 return selectAudioTrack_l(mExtractor->getTrack(trackIndex), trackIndex); 2470 } 2471 2472 // Timed text track handling 2473 if (mTextDriver == NULL) { 2474 return INVALID_OPERATION; 2475 } 2476 2477 status_t err = OK; 2478 if (select) { 2479 err = mTextDriver->selectTrack(trackIndex); 2480 if (err == OK) { 2481 modifyFlags(TEXTPLAYER_INITIALIZED, SET); 2482 if (mFlags & PLAYING && !(mFlags & TEXT_RUNNING)) { 2483 mTextDriver->start(); 2484 modifyFlags(TEXT_RUNNING, SET); 2485 } 2486 } 2487 } else { 2488 err = mTextDriver->unselectTrack(trackIndex); 2489 if (err == OK) { 2490 modifyFlags(TEXTPLAYER_INITIALIZED, CLEAR); 2491 modifyFlags(TEXT_RUNNING, CLEAR); 2492 } 2493 } 2494 return err; 2495 } 2496 2497 size_t AwesomePlayer::countTracks() const { 2498 return mExtractor->countTracks() + mTextDriver->countExternalTracks(); 2499 } 2500 2501 status_t AwesomePlayer::setVideoScalingMode(int32_t mode) { 2502 Mutex::Autolock lock(mLock); 2503 return setVideoScalingMode_l(mode); 2504 } 2505 2506 status_t AwesomePlayer::setVideoScalingMode_l(int32_t mode) { 2507 mVideoScalingMode = mode; 2508 if (mNativeWindow != NULL) { 2509 status_t err = native_window_set_scaling_mode( 2510 mNativeWindow.get(), mVideoScalingMode); 2511 if (err != OK) { 2512 ALOGW("Failed to set scaling mode: %d", err); 2513 } 2514 } 2515 return OK; 2516 } 2517 2518 status_t AwesomePlayer::invoke(const Parcel &request, Parcel *reply) { 2519 ATRACE_CALL(); 2520 if (NULL == reply) { 2521 return android::BAD_VALUE; 2522 } 2523 int32_t methodId; 2524 status_t ret = request.readInt32(&methodId); 2525 if (ret != android::OK) { 2526 return ret; 2527 } 2528 switch(methodId) { 2529 case INVOKE_ID_SET_VIDEO_SCALING_MODE: 2530 { 2531 int mode = request.readInt32(); 2532 return setVideoScalingMode(mode); 2533 } 2534 2535 case INVOKE_ID_GET_TRACK_INFO: 2536 { 2537 return getTrackInfo(reply); 2538 } 2539 case INVOKE_ID_ADD_EXTERNAL_SOURCE: 2540 { 2541 Mutex::Autolock autoLock(mLock); 2542 if (mTextDriver == NULL) { 2543 mTextDriver = new TimedTextDriver(mListener); 2544 } 2545 // String values written in Parcel are UTF-16 values. 2546 String8 uri(request.readString16()); 2547 String8 mimeType(request.readString16()); 2548 size_t nTracks = countTracks(); 2549 return mTextDriver->addOutOfBandTextSource(nTracks, uri, mimeType); 2550 } 2551 case INVOKE_ID_ADD_EXTERNAL_SOURCE_FD: 2552 { 2553 Mutex::Autolock autoLock(mLock); 2554 if (mTextDriver == NULL) { 2555 mTextDriver = new TimedTextDriver(mListener); 2556 } 2557 int fd = request.readFileDescriptor(); 2558 off64_t offset = request.readInt64(); 2559 off64_t length = request.readInt64(); 2560 String8 mimeType(request.readString16()); 2561 size_t nTracks = countTracks(); 2562 return mTextDriver->addOutOfBandTextSource( 2563 nTracks, fd, offset, length, mimeType); 2564 } 2565 case INVOKE_ID_SELECT_TRACK: 2566 { 2567 int trackIndex = request.readInt32(); 2568 return selectTrack(trackIndex, true /* select */); 2569 } 2570 case INVOKE_ID_UNSELECT_TRACK: 2571 { 2572 int trackIndex = request.readInt32(); 2573 return selectTrack(trackIndex, false /* select */); 2574 } 2575 default: 2576 { 2577 return ERROR_UNSUPPORTED; 2578 } 2579 } 2580 // It will not reach here. 2581 return OK; 2582 } 2583 2584 bool AwesomePlayer::isStreamingHTTP() const { 2585 return mCachedSource != NULL || mWVMExtractor != NULL; 2586 } 2587 2588 status_t AwesomePlayer::dump(int fd, const Vector<String16> &args) const { 2589 Mutex::Autolock autoLock(mStatsLock); 2590 2591 FILE *out = fdopen(dup(fd), "w"); 2592 2593 fprintf(out, " AwesomePlayer\n"); 2594 if (mStats.mFd < 0) { 2595 fprintf(out, " URI(suppressed)"); 2596 } else { 2597 fprintf(out, " fd(%d)", mStats.mFd); 2598 } 2599 2600 fprintf(out, ", flags(0x%08x)", mStats.mFlags); 2601 2602 if (mStats.mBitrate >= 0) { 2603 fprintf(out, ", bitrate(%lld bps)", mStats.mBitrate); 2604 } 2605 2606 fprintf(out, "\n"); 2607 2608 for (size_t i = 0; i < mStats.mTracks.size(); ++i) { 2609 const TrackStat &stat = mStats.mTracks.itemAt(i); 2610 2611 fprintf(out, " Track %d\n", i + 1); 2612 fprintf(out, " MIME(%s)", stat.mMIME.string()); 2613 2614 if (!stat.mDecoderName.isEmpty()) { 2615 fprintf(out, ", decoder(%s)", stat.mDecoderName.string()); 2616 } 2617 2618 fprintf(out, "\n"); 2619 2620 if ((ssize_t)i == mStats.mVideoTrackIndex) { 2621 fprintf(out, 2622 " videoDimensions(%d x %d), " 2623 "numVideoFramesDecoded(%lld), " 2624 "numVideoFramesDropped(%lld)\n", 2625 mStats.mVideoWidth, 2626 mStats.mVideoHeight, 2627 mStats.mNumVideoFramesDecoded, 2628 mStats.mNumVideoFramesDropped); 2629 } 2630 } 2631 2632 fclose(out); 2633 out = NULL; 2634 2635 return OK; 2636 } 2637 2638 void AwesomePlayer::modifyFlags(unsigned value, FlagMode mode) { 2639 switch (mode) { 2640 case SET: 2641 mFlags |= value; 2642 break; 2643 case CLEAR: 2644 if ((value & CACHE_UNDERRUN) && (mFlags & CACHE_UNDERRUN)) { 2645 notifyListener_l(MEDIA_INFO, MEDIA_INFO_BUFFERING_END); 2646 } 2647 mFlags &= ~value; 2648 break; 2649 case ASSIGN: 2650 mFlags = value; 2651 break; 2652 default: 2653 TRESPASS(); 2654 } 2655 2656 { 2657 Mutex::Autolock autoLock(mStatsLock); 2658 mStats.mFlags = mFlags; 2659 } 2660 } 2661 2662 } // namespace android 2663