NuPlayer.cpp revision c0651e858ae4ef4c9a2df2e4506b4093b6666ae9
1/* 2 * Copyright (C) 2010 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//#define LOG_NDEBUG 0 18#define LOG_TAG "NuPlayer" 19#include <utils/Log.h> 20 21#include "NuPlayer.h" 22 23#include "HTTPLiveSource.h" 24#include "NuPlayerDecoder.h" 25#include "NuPlayerDecoderPassThrough.h" 26#include "NuPlayerDriver.h" 27#include "NuPlayerRenderer.h" 28#include "NuPlayerSource.h" 29#include "RTSPSource.h" 30#include "StreamingSource.h" 31#include "GenericSource.h" 32#include "TextDescriptions.h" 33 34#include "ATSParser.h" 35 36#include <media/stagefright/foundation/hexdump.h> 37#include <media/stagefright/foundation/ABuffer.h> 38#include <media/stagefright/foundation/ADebug.h> 39#include <media/stagefright/foundation/AMessage.h> 40#include <media/stagefright/MediaBuffer.h> 41#include <media/stagefright/MediaDefs.h> 42#include <media/stagefright/MediaErrors.h> 43#include <media/stagefright/MetaData.h> 44#include <gui/IGraphicBufferProducer.h> 45 46#include "avc_utils.h" 47 48#include "ESDS.h" 49#include <media/stagefright/Utils.h> 50 51namespace android { 52 53// TODO optimize buffer size for power consumption 54// The offload read buffer size is 32 KB but 24 KB uses less power. 55const size_t NuPlayer::kAggregateBufferSizeBytes = 24 * 1024; 56 57struct NuPlayer::Action : public RefBase { 58 Action() {} 59 60 virtual void execute(NuPlayer *player) = 0; 61 62private: 63 DISALLOW_EVIL_CONSTRUCTORS(Action); 64}; 65 66struct NuPlayer::SeekAction : public Action { 67 SeekAction(int64_t seekTimeUs) 68 : mSeekTimeUs(seekTimeUs) { 69 } 70 71 virtual void execute(NuPlayer *player) { 72 player->performSeek(mSeekTimeUs); 73 } 74 75private: 76 int64_t mSeekTimeUs; 77 78 DISALLOW_EVIL_CONSTRUCTORS(SeekAction); 79}; 80 81struct NuPlayer::SetSurfaceAction : public Action { 82 SetSurfaceAction(const sp<NativeWindowWrapper> &wrapper) 83 : mWrapper(wrapper) { 84 } 85 86 virtual void execute(NuPlayer *player) { 87 player->performSetSurface(mWrapper); 88 } 89 90private: 91 sp<NativeWindowWrapper> mWrapper; 92 93 DISALLOW_EVIL_CONSTRUCTORS(SetSurfaceAction); 94}; 95 96struct NuPlayer::ShutdownDecoderAction : public Action { 97 ShutdownDecoderAction(bool audio, bool video) 98 : mAudio(audio), 99 mVideo(video) { 100 } 101 102 virtual void execute(NuPlayer *player) { 103 player->performDecoderShutdown(mAudio, mVideo); 104 } 105 106private: 107 bool mAudio; 108 bool mVideo; 109 110 DISALLOW_EVIL_CONSTRUCTORS(ShutdownDecoderAction); 111}; 112 113struct NuPlayer::PostMessageAction : public Action { 114 PostMessageAction(const sp<AMessage> &msg) 115 : mMessage(msg) { 116 } 117 118 virtual void execute(NuPlayer *) { 119 mMessage->post(); 120 } 121 122private: 123 sp<AMessage> mMessage; 124 125 DISALLOW_EVIL_CONSTRUCTORS(PostMessageAction); 126}; 127 128// Use this if there's no state necessary to save in order to execute 129// the action. 130struct NuPlayer::SimpleAction : public Action { 131 typedef void (NuPlayer::*ActionFunc)(); 132 133 SimpleAction(ActionFunc func) 134 : mFunc(func) { 135 } 136 137 virtual void execute(NuPlayer *player) { 138 (player->*mFunc)(); 139 } 140 141private: 142 ActionFunc mFunc; 143 144 DISALLOW_EVIL_CONSTRUCTORS(SimpleAction); 145}; 146 147//////////////////////////////////////////////////////////////////////////////// 148 149NuPlayer::NuPlayer() 150 : mUIDValid(false), 151 mSourceFlags(0), 152 mCurrentPositionUs(0), 153 mVideoIsAVC(false), 154 mOffloadAudio(false), 155 mCurrentOffloadInfo(AUDIO_INFO_INITIALIZER), 156 mAudioDecoderGeneration(0), 157 mVideoDecoderGeneration(0), 158 mAudioEOS(false), 159 mVideoEOS(false), 160 mScanSourcesPending(false), 161 mScanSourcesGeneration(0), 162 mPollDurationGeneration(0), 163 mTimedTextGeneration(0), 164 mTimeDiscontinuityPending(false), 165 mFlushingAudio(NONE), 166 mFlushingVideo(NONE), 167 mSkipRenderingAudioUntilMediaTimeUs(-1ll), 168 mSkipRenderingVideoUntilMediaTimeUs(-1ll), 169 mVideoLateByUs(0ll), 170 mNumFramesTotal(0ll), 171 mNumFramesDropped(0ll), 172 mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW), 173 mStarted(false) { 174} 175 176NuPlayer::~NuPlayer() { 177} 178 179void NuPlayer::setUID(uid_t uid) { 180 mUIDValid = true; 181 mUID = uid; 182} 183 184void NuPlayer::setDriver(const wp<NuPlayerDriver> &driver) { 185 mDriver = driver; 186} 187 188void NuPlayer::setDataSourceAsync(const sp<IStreamSource> &source) { 189 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 190 191 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 192 193 msg->setObject("source", new StreamingSource(notify, source)); 194 msg->post(); 195} 196 197static bool IsHTTPLiveURL(const char *url) { 198 if (!strncasecmp("http://", url, 7) 199 || !strncasecmp("https://", url, 8) 200 || !strncasecmp("file://", url, 7)) { 201 size_t len = strlen(url); 202 if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) { 203 return true; 204 } 205 206 if (strstr(url,"m3u8")) { 207 return true; 208 } 209 } 210 211 return false; 212} 213 214void NuPlayer::setDataSourceAsync( 215 const sp<IMediaHTTPService> &httpService, 216 const char *url, 217 const KeyedVector<String8, String8> *headers) { 218 219 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 220 size_t len = strlen(url); 221 222 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 223 224 sp<Source> source; 225 if (IsHTTPLiveURL(url)) { 226 source = new HTTPLiveSource(notify, httpService, url, headers); 227 } else if (!strncasecmp(url, "rtsp://", 7)) { 228 source = new RTSPSource( 229 notify, httpService, url, headers, mUIDValid, mUID); 230 } else if ((!strncasecmp(url, "http://", 7) 231 || !strncasecmp(url, "https://", 8)) 232 && ((len >= 4 && !strcasecmp(".sdp", &url[len - 4])) 233 || strstr(url, ".sdp?"))) { 234 source = new RTSPSource( 235 notify, httpService, url, headers, mUIDValid, mUID, true); 236 } else { 237 sp<GenericSource> genericSource = 238 new GenericSource(notify, mUIDValid, mUID); 239 // Don't set FLAG_SECURE on mSourceFlags here for widevine. 240 // The correct flags will be updated in Source::kWhatFlagsChanged 241 // handler when GenericSource is prepared. 242 243 status_t err = genericSource->setDataSource(httpService, url, headers); 244 245 if (err == OK) { 246 source = genericSource; 247 } else { 248 ALOGE("Failed to set data source!"); 249 } 250 } 251 msg->setObject("source", source); 252 msg->post(); 253} 254 255void NuPlayer::setDataSourceAsync(int fd, int64_t offset, int64_t length) { 256 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 257 258 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 259 260 sp<GenericSource> source = 261 new GenericSource(notify, mUIDValid, mUID); 262 263 status_t err = source->setDataSource(fd, offset, length); 264 265 if (err != OK) { 266 ALOGE("Failed to set data source!"); 267 source = NULL; 268 } 269 270 msg->setObject("source", source); 271 msg->post(); 272} 273 274void NuPlayer::prepareAsync() { 275 (new AMessage(kWhatPrepare, id()))->post(); 276} 277 278void NuPlayer::setVideoSurfaceTextureAsync( 279 const sp<IGraphicBufferProducer> &bufferProducer) { 280 sp<AMessage> msg = new AMessage(kWhatSetVideoNativeWindow, id()); 281 282 if (bufferProducer == NULL) { 283 msg->setObject("native-window", NULL); 284 } else { 285 msg->setObject( 286 "native-window", 287 new NativeWindowWrapper( 288 new Surface(bufferProducer, true /* controlledByApp */))); 289 } 290 291 msg->post(); 292} 293 294void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) { 295 sp<AMessage> msg = new AMessage(kWhatSetAudioSink, id()); 296 msg->setObject("sink", sink); 297 msg->post(); 298} 299 300void NuPlayer::start() { 301 (new AMessage(kWhatStart, id()))->post(); 302} 303 304void NuPlayer::pause() { 305 (new AMessage(kWhatPause, id()))->post(); 306} 307 308void NuPlayer::resume() { 309 (new AMessage(kWhatResume, id()))->post(); 310} 311 312void NuPlayer::resetAsync() { 313 if (mSource != NULL) { 314 // During a reset, the data source might be unresponsive already, we need to 315 // disconnect explicitly so that reads exit promptly. 316 // We can't queue the disconnect request to the looper, as it might be 317 // queued behind a stuck read and never gets processed. 318 // Doing a disconnect outside the looper to allows the pending reads to exit 319 // (either successfully or with error). 320 mSource->disconnect(); 321 } 322 323 (new AMessage(kWhatReset, id()))->post(); 324} 325 326void NuPlayer::seekToAsync(int64_t seekTimeUs) { 327 sp<AMessage> msg = new AMessage(kWhatSeek, id()); 328 msg->setInt64("seekTimeUs", seekTimeUs); 329 msg->post(); 330} 331 332// static 333bool NuPlayer::IsFlushingState(FlushStatus state, bool *needShutdown) { 334 switch (state) { 335 case FLUSHING_DECODER: 336 if (needShutdown != NULL) { 337 *needShutdown = false; 338 } 339 return true; 340 341 case FLUSHING_DECODER_SHUTDOWN: 342 if (needShutdown != NULL) { 343 *needShutdown = true; 344 } 345 return true; 346 347 default: 348 return false; 349 } 350} 351 352void NuPlayer::writeTrackInfo( 353 Parcel* reply, const sp<AMessage> format) const { 354 int32_t trackType; 355 CHECK(format->findInt32("type", &trackType)); 356 357 AString lang; 358 CHECK(format->findString("language", &lang)); 359 360 reply->writeInt32(2); // write something non-zero 361 reply->writeInt32(trackType); 362 reply->writeString16(String16(lang.c_str())); 363 364 if (trackType == MEDIA_TRACK_TYPE_SUBTITLE) { 365 AString mime; 366 CHECK(format->findString("mime", &mime)); 367 368 int32_t isAuto, isDefault, isForced; 369 CHECK(format->findInt32("auto", &isAuto)); 370 CHECK(format->findInt32("default", &isDefault)); 371 CHECK(format->findInt32("forced", &isForced)); 372 373 reply->writeString16(String16(mime.c_str())); 374 reply->writeInt32(isAuto); 375 reply->writeInt32(isDefault); 376 reply->writeInt32(isForced); 377 } 378} 379 380void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { 381 switch (msg->what()) { 382 case kWhatSetDataSource: 383 { 384 ALOGV("kWhatSetDataSource"); 385 386 CHECK(mSource == NULL); 387 388 status_t err = OK; 389 sp<RefBase> obj; 390 CHECK(msg->findObject("source", &obj)); 391 if (obj != NULL) { 392 mSource = static_cast<Source *>(obj.get()); 393 } else { 394 err = UNKNOWN_ERROR; 395 } 396 397 CHECK(mDriver != NULL); 398 sp<NuPlayerDriver> driver = mDriver.promote(); 399 if (driver != NULL) { 400 driver->notifySetDataSourceCompleted(err); 401 } 402 break; 403 } 404 405 case kWhatPrepare: 406 { 407 mSource->prepareAsync(); 408 break; 409 } 410 411 case kWhatGetTrackInfo: 412 { 413 uint32_t replyID; 414 CHECK(msg->senderAwaitsResponse(&replyID)); 415 416 Parcel* reply; 417 CHECK(msg->findPointer("reply", (void**)&reply)); 418 419 size_t inbandTracks = 0; 420 if (mSource != NULL) { 421 inbandTracks = mSource->getTrackCount(); 422 } 423 424 size_t ccTracks = 0; 425 if (mCCDecoder != NULL) { 426 ccTracks = mCCDecoder->getTrackCount(); 427 } 428 429 // total track count 430 reply->writeInt32(inbandTracks + ccTracks); 431 432 // write inband tracks 433 for (size_t i = 0; i < inbandTracks; ++i) { 434 writeTrackInfo(reply, mSource->getTrackInfo(i)); 435 } 436 437 // write CC track 438 for (size_t i = 0; i < ccTracks; ++i) { 439 writeTrackInfo(reply, mCCDecoder->getTrackInfo(i)); 440 } 441 442 sp<AMessage> response = new AMessage; 443 response->postReply(replyID); 444 break; 445 } 446 447 case kWhatGetSelectedTrack: 448 { 449 status_t err = INVALID_OPERATION; 450 if (mSource != NULL) { 451 err = OK; 452 453 int32_t type32; 454 CHECK(msg->findInt32("type", (int32_t*)&type32)); 455 media_track_type type = (media_track_type)type32; 456 ssize_t selectedTrack = mSource->getSelectedTrack(type); 457 458 Parcel* reply; 459 CHECK(msg->findPointer("reply", (void**)&reply)); 460 reply->writeInt32(selectedTrack); 461 } 462 463 sp<AMessage> response = new AMessage; 464 response->setInt32("err", err); 465 466 uint32_t replyID; 467 CHECK(msg->senderAwaitsResponse(&replyID)); 468 response->postReply(replyID); 469 break; 470 } 471 472 case kWhatSelectTrack: 473 { 474 uint32_t replyID; 475 CHECK(msg->senderAwaitsResponse(&replyID)); 476 477 size_t trackIndex; 478 int32_t select; 479 CHECK(msg->findSize("trackIndex", &trackIndex)); 480 CHECK(msg->findInt32("select", &select)); 481 482 status_t err = INVALID_OPERATION; 483 484 size_t inbandTracks = 0; 485 if (mSource != NULL) { 486 inbandTracks = mSource->getTrackCount(); 487 } 488 size_t ccTracks = 0; 489 if (mCCDecoder != NULL) { 490 ccTracks = mCCDecoder->getTrackCount(); 491 } 492 493 if (trackIndex < inbandTracks) { 494 err = mSource->selectTrack(trackIndex, select); 495 496 if (!select && err == OK) { 497 int32_t type; 498 sp<AMessage> info = mSource->getTrackInfo(trackIndex); 499 if (info != NULL 500 && info->findInt32("type", &type) 501 && type == MEDIA_TRACK_TYPE_TIMEDTEXT) { 502 ++mTimedTextGeneration; 503 } 504 } 505 } else { 506 trackIndex -= inbandTracks; 507 508 if (trackIndex < ccTracks) { 509 err = mCCDecoder->selectTrack(trackIndex, select); 510 } 511 } 512 513 sp<AMessage> response = new AMessage; 514 response->setInt32("err", err); 515 516 response->postReply(replyID); 517 break; 518 } 519 520 case kWhatPollDuration: 521 { 522 int32_t generation; 523 CHECK(msg->findInt32("generation", &generation)); 524 525 if (generation != mPollDurationGeneration) { 526 // stale 527 break; 528 } 529 530 int64_t durationUs; 531 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 532 sp<NuPlayerDriver> driver = mDriver.promote(); 533 if (driver != NULL) { 534 driver->notifyDuration(durationUs); 535 } 536 } 537 538 msg->post(1000000ll); // poll again in a second. 539 break; 540 } 541 542 case kWhatSetVideoNativeWindow: 543 { 544 ALOGV("kWhatSetVideoNativeWindow"); 545 546 mDeferredActions.push_back( 547 new ShutdownDecoderAction( 548 false /* audio */, true /* video */)); 549 550 sp<RefBase> obj; 551 CHECK(msg->findObject("native-window", &obj)); 552 553 mDeferredActions.push_back( 554 new SetSurfaceAction( 555 static_cast<NativeWindowWrapper *>(obj.get()))); 556 557 if (obj != NULL) { 558 if (mStarted && mVideoDecoder != NULL) { 559 // Issue a seek to refresh the video screen only if started otherwise 560 // the extractor may not yet be started and will assert. 561 // If the video decoder is not set (perhaps audio only in this case) 562 // do not perform a seek as it is not needed. 563 mDeferredActions.push_back(new SeekAction(mCurrentPositionUs)); 564 } 565 566 // If there is a new surface texture, instantiate decoders 567 // again if possible. 568 mDeferredActions.push_back( 569 new SimpleAction(&NuPlayer::performScanSources)); 570 } 571 572 processDeferredActions(); 573 break; 574 } 575 576 case kWhatSetAudioSink: 577 { 578 ALOGV("kWhatSetAudioSink"); 579 580 sp<RefBase> obj; 581 CHECK(msg->findObject("sink", &obj)); 582 583 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 584 break; 585 } 586 587 case kWhatStart: 588 { 589 ALOGV("kWhatStart"); 590 591 mVideoIsAVC = false; 592 mOffloadAudio = false; 593 mAudioEOS = false; 594 mVideoEOS = false; 595 mSkipRenderingAudioUntilMediaTimeUs = -1; 596 mSkipRenderingVideoUntilMediaTimeUs = -1; 597 mVideoLateByUs = 0; 598 mNumFramesTotal = 0; 599 mNumFramesDropped = 0; 600 mStarted = true; 601 602 /* instantiate decoders now for secure playback */ 603 if (mSourceFlags & Source::FLAG_SECURE) { 604 if (mNativeWindow != NULL) { 605 instantiateDecoder(false, &mVideoDecoder); 606 } 607 608 if (mAudioSink != NULL) { 609 instantiateDecoder(true, &mAudioDecoder); 610 } 611 } 612 613 mSource->start(); 614 615 uint32_t flags = 0; 616 617 if (mSource->isRealTime()) { 618 flags |= Renderer::FLAG_REAL_TIME; 619 } 620 621 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 622 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 623 if (mAudioSink != NULL) { 624 streamType = mAudioSink->getAudioStreamType(); 625 } 626 627 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 628 629 mOffloadAudio = 630 canOffloadStream(audioMeta, (videoFormat != NULL), 631 true /* is_streaming */, streamType); 632 if (mOffloadAudio) { 633 flags |= Renderer::FLAG_OFFLOAD_AUDIO; 634 } 635 636 mRenderer = new Renderer( 637 mAudioSink, 638 new AMessage(kWhatRendererNotify, id()), 639 flags); 640 641 mRendererLooper = new ALooper; 642 mRendererLooper->setName("NuPlayerRenderer"); 643 mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO); 644 mRendererLooper->registerHandler(mRenderer); 645 646 postScanSources(); 647 break; 648 } 649 650 case kWhatScanSources: 651 { 652 int32_t generation; 653 CHECK(msg->findInt32("generation", &generation)); 654 if (generation != mScanSourcesGeneration) { 655 // Drop obsolete msg. 656 break; 657 } 658 659 mScanSourcesPending = false; 660 661 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 662 mAudioDecoder != NULL, mVideoDecoder != NULL); 663 664 bool mHadAnySourcesBefore = 665 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 666 667 // initialize video before audio because successful initialization of 668 // video may change deep buffer mode of audio. 669 if (mNativeWindow != NULL) { 670 instantiateDecoder(false, &mVideoDecoder); 671 } 672 673 if (mAudioSink != NULL) { 674 if (mOffloadAudio) { 675 // open audio sink early under offload mode. 676 sp<AMessage> format = mSource->getFormat(true /*audio*/); 677 openAudioSink(format, true /*offloadOnly*/); 678 } 679 instantiateDecoder(true, &mAudioDecoder); 680 } 681 682 if (!mHadAnySourcesBefore 683 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 684 // This is the first time we've found anything playable. 685 686 if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) { 687 schedulePollDuration(); 688 } 689 } 690 691 status_t err; 692 if ((err = mSource->feedMoreTSData()) != OK) { 693 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 694 // We're not currently decoding anything (no audio or 695 // video tracks found) and we just ran out of input data. 696 697 if (err == ERROR_END_OF_STREAM) { 698 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 699 } else { 700 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 701 } 702 } 703 break; 704 } 705 706 if ((mAudioDecoder == NULL && mAudioSink != NULL) 707 || (mVideoDecoder == NULL && mNativeWindow != NULL)) { 708 msg->post(100000ll); 709 mScanSourcesPending = true; 710 } 711 break; 712 } 713 714 case kWhatVideoNotify: 715 case kWhatAudioNotify: 716 { 717 bool audio = msg->what() == kWhatAudioNotify; 718 719 int32_t currentDecoderGeneration = 720 (audio? mAudioDecoderGeneration : mVideoDecoderGeneration); 721 int32_t requesterGeneration = currentDecoderGeneration - 1; 722 CHECK(msg->findInt32("generation", &requesterGeneration)); 723 724 if (requesterGeneration != currentDecoderGeneration) { 725 ALOGV("got message from old %s decoder, generation(%d:%d)", 726 audio ? "audio" : "video", requesterGeneration, 727 currentDecoderGeneration); 728 sp<AMessage> reply; 729 if (!(msg->findMessage("reply", &reply))) { 730 return; 731 } 732 733 reply->setInt32("err", INFO_DISCONTINUITY); 734 reply->post(); 735 return; 736 } 737 738 int32_t what; 739 CHECK(msg->findInt32("what", &what)); 740 741 if (what == Decoder::kWhatFillThisBuffer) { 742 status_t err = feedDecoderInputData( 743 audio, msg); 744 745 if (err == -EWOULDBLOCK) { 746 if (mSource->feedMoreTSData() == OK) { 747 msg->post(10 * 1000ll); 748 } 749 } 750 } else if (what == Decoder::kWhatEOS) { 751 int32_t err; 752 CHECK(msg->findInt32("err", &err)); 753 754 if (err == ERROR_END_OF_STREAM) { 755 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 756 } else { 757 ALOGV("got %s decoder EOS w/ error %d", 758 audio ? "audio" : "video", 759 err); 760 } 761 762 mRenderer->queueEOS(audio, err); 763 } else if (what == Decoder::kWhatFlushCompleted) { 764 bool needShutdown; 765 766 if (audio) { 767 CHECK(IsFlushingState(mFlushingAudio, &needShutdown)); 768 mFlushingAudio = FLUSHED; 769 } else { 770 CHECK(IsFlushingState(mFlushingVideo, &needShutdown)); 771 mFlushingVideo = FLUSHED; 772 773 mVideoLateByUs = 0; 774 } 775 776 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 777 778 if (needShutdown) { 779 ALOGV("initiating %s decoder shutdown", 780 audio ? "audio" : "video"); 781 782 getDecoder(audio)->initiateShutdown(); 783 784 if (audio) { 785 mFlushingAudio = SHUTTING_DOWN_DECODER; 786 } else { 787 mFlushingVideo = SHUTTING_DOWN_DECODER; 788 } 789 } 790 791 finishFlushIfPossible(); 792 } else if (what == Decoder::kWhatOutputFormatChanged) { 793 sp<AMessage> format; 794 CHECK(msg->findMessage("format", &format)); 795 796 if (audio) { 797 openAudioSink(format, false /*offloadOnly*/); 798 } else { 799 // video 800 sp<AMessage> inputFormat = 801 mSource->getFormat(false /* audio */); 802 803 updateVideoSize(inputFormat, format); 804 } 805 } else if (what == Decoder::kWhatShutdownCompleted) { 806 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 807 if (audio) { 808 mAudioDecoder.clear(); 809 810 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 811 mFlushingAudio = SHUT_DOWN; 812 } else { 813 mVideoDecoder.clear(); 814 815 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 816 mFlushingVideo = SHUT_DOWN; 817 } 818 819 finishFlushIfPossible(); 820 } else if (what == Decoder::kWhatError) { 821 ALOGE("Received error from %s decoder, aborting playback.", 822 audio ? "audio" : "video"); 823 824 status_t err; 825 if (!msg->findInt32("err", &err)) { 826 err = UNKNOWN_ERROR; 827 } 828 mRenderer->queueEOS(audio, err); 829 if (audio && mFlushingAudio != NONE) { 830 mAudioDecoder.clear(); 831 mFlushingAudio = SHUT_DOWN; 832 } else if (!audio && mFlushingVideo != NONE){ 833 mVideoDecoder.clear(); 834 mFlushingVideo = SHUT_DOWN; 835 } 836 finishFlushIfPossible(); 837 } else if (what == Decoder::kWhatDrainThisBuffer) { 838 renderBuffer(audio, msg); 839 } else { 840 ALOGV("Unhandled decoder notification %d '%c%c%c%c'.", 841 what, 842 what >> 24, 843 (what >> 16) & 0xff, 844 (what >> 8) & 0xff, 845 what & 0xff); 846 } 847 848 break; 849 } 850 851 case kWhatRendererNotify: 852 { 853 int32_t what; 854 CHECK(msg->findInt32("what", &what)); 855 856 if (what == Renderer::kWhatEOS) { 857 int32_t audio; 858 CHECK(msg->findInt32("audio", &audio)); 859 860 int32_t finalResult; 861 CHECK(msg->findInt32("finalResult", &finalResult)); 862 863 if (audio) { 864 mAudioEOS = true; 865 } else { 866 mVideoEOS = true; 867 } 868 869 if (finalResult == ERROR_END_OF_STREAM) { 870 ALOGV("reached %s EOS", audio ? "audio" : "video"); 871 } else { 872 ALOGE("%s track encountered an error (%d)", 873 audio ? "audio" : "video", finalResult); 874 875 notifyListener( 876 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); 877 } 878 879 if ((mAudioEOS || mAudioDecoder == NULL) 880 && (mVideoEOS || mVideoDecoder == NULL)) { 881 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 882 } 883 } else if (what == Renderer::kWhatPosition) { 884 int64_t positionUs; 885 CHECK(msg->findInt64("positionUs", &positionUs)); 886 mCurrentPositionUs = positionUs; 887 888 CHECK(msg->findInt64("videoLateByUs", &mVideoLateByUs)); 889 890 if (mDriver != NULL) { 891 sp<NuPlayerDriver> driver = mDriver.promote(); 892 if (driver != NULL) { 893 driver->notifyPosition(positionUs); 894 895 driver->notifyFrameStats( 896 mNumFramesTotal, mNumFramesDropped); 897 } 898 } 899 } else if (what == Renderer::kWhatFlushComplete) { 900 int32_t audio; 901 CHECK(msg->findInt32("audio", &audio)); 902 903 ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); 904 } else if (what == Renderer::kWhatVideoRenderingStart) { 905 notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); 906 } else if (what == Renderer::kWhatMediaRenderingStart) { 907 ALOGV("media rendering started"); 908 notifyListener(MEDIA_STARTED, 0, 0); 909 } else if (what == Renderer::kWhatAudioOffloadTearDown) { 910 ALOGV("Tear down audio offload, fall back to s/w path"); 911 int64_t positionUs; 912 CHECK(msg->findInt64("positionUs", &positionUs)); 913 closeAudioSink(); 914 mAudioDecoder.clear(); 915 mRenderer->flush(true /* audio */); 916 if (mVideoDecoder != NULL) { 917 mRenderer->flush(false /* audio */); 918 } 919 mRenderer->signalDisableOffloadAudio(); 920 mOffloadAudio = false; 921 922 performSeek(positionUs); 923 instantiateDecoder(true /* audio */, &mAudioDecoder); 924 } 925 break; 926 } 927 928 case kWhatMoreDataQueued: 929 { 930 break; 931 } 932 933 case kWhatReset: 934 { 935 ALOGV("kWhatReset"); 936 937 mDeferredActions.push_back( 938 new ShutdownDecoderAction( 939 true /* audio */, true /* video */)); 940 941 mDeferredActions.push_back( 942 new SimpleAction(&NuPlayer::performReset)); 943 944 processDeferredActions(); 945 break; 946 } 947 948 case kWhatSeek: 949 { 950 int64_t seekTimeUs; 951 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 952 953 ALOGV("kWhatSeek seekTimeUs=%lld us", seekTimeUs); 954 955 mDeferredActions.push_back( 956 new SimpleAction(&NuPlayer::performDecoderFlush)); 957 958 mDeferredActions.push_back(new SeekAction(seekTimeUs)); 959 960 processDeferredActions(); 961 break; 962 } 963 964 case kWhatPause: 965 { 966 CHECK(mRenderer != NULL); 967 mSource->pause(); 968 mRenderer->pause(); 969 break; 970 } 971 972 case kWhatResume: 973 { 974 CHECK(mRenderer != NULL); 975 mSource->resume(); 976 mRenderer->resume(); 977 break; 978 } 979 980 case kWhatSourceNotify: 981 { 982 onSourceNotify(msg); 983 break; 984 } 985 986 case kWhatClosedCaptionNotify: 987 { 988 onClosedCaptionNotify(msg); 989 break; 990 } 991 992 default: 993 TRESPASS(); 994 break; 995 } 996} 997 998void NuPlayer::finishFlushIfPossible() { 999 if (mFlushingAudio != NONE && mFlushingAudio != FLUSHED 1000 && mFlushingAudio != SHUT_DOWN) { 1001 return; 1002 } 1003 1004 if (mFlushingVideo != NONE && mFlushingVideo != FLUSHED 1005 && mFlushingVideo != SHUT_DOWN) { 1006 return; 1007 } 1008 1009 ALOGV("both audio and video are flushed now."); 1010 1011 mPendingAudioAccessUnit.clear(); 1012 mAggregateBuffer.clear(); 1013 1014 if (mTimeDiscontinuityPending) { 1015 mRenderer->signalTimeDiscontinuity(); 1016 mTimeDiscontinuityPending = false; 1017 } 1018 1019 if (mAudioDecoder != NULL && mFlushingAudio == FLUSHED) { 1020 mAudioDecoder->signalResume(); 1021 } 1022 1023 if (mVideoDecoder != NULL && mFlushingVideo == FLUSHED) { 1024 mVideoDecoder->signalResume(); 1025 } 1026 1027 mFlushingAudio = NONE; 1028 mFlushingVideo = NONE; 1029 1030 processDeferredActions(); 1031} 1032 1033void NuPlayer::postScanSources() { 1034 if (mScanSourcesPending) { 1035 return; 1036 } 1037 1038 sp<AMessage> msg = new AMessage(kWhatScanSources, id()); 1039 msg->setInt32("generation", mScanSourcesGeneration); 1040 msg->post(); 1041 1042 mScanSourcesPending = true; 1043} 1044 1045void NuPlayer::openAudioSink(const sp<AMessage> &format, bool offloadOnly) { 1046 ALOGV("openAudioSink: offloadOnly(%d) mOffloadAudio(%d)", 1047 offloadOnly, mOffloadAudio); 1048 bool audioSinkChanged = false; 1049 1050 int32_t numChannels; 1051 CHECK(format->findInt32("channel-count", &numChannels)); 1052 1053 int32_t channelMask; 1054 if (!format->findInt32("channel-mask", &channelMask)) { 1055 // signal to the AudioSink to derive the mask from count. 1056 channelMask = CHANNEL_MASK_USE_CHANNEL_ORDER; 1057 } 1058 1059 int32_t sampleRate; 1060 CHECK(format->findInt32("sample-rate", &sampleRate)); 1061 1062 uint32_t flags; 1063 int64_t durationUs; 1064 // FIXME: we should handle the case where the video decoder 1065 // is created after we receive the format change indication. 1066 // Current code will just make that we select deep buffer 1067 // with video which should not be a problem as it should 1068 // not prevent from keeping A/V sync. 1069 if (mVideoDecoder == NULL && 1070 mSource->getDuration(&durationUs) == OK && 1071 durationUs 1072 > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) { 1073 flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 1074 } else { 1075 flags = AUDIO_OUTPUT_FLAG_NONE; 1076 } 1077 1078 if (mOffloadAudio) { 1079 audio_format_t audioFormat = AUDIO_FORMAT_PCM_16_BIT; 1080 AString mime; 1081 CHECK(format->findString("mime", &mime)); 1082 status_t err = mapMimeToAudioFormat(audioFormat, mime.c_str()); 1083 1084 if (err != OK) { 1085 ALOGE("Couldn't map mime \"%s\" to a valid " 1086 "audio_format", mime.c_str()); 1087 mOffloadAudio = false; 1088 } else { 1089 ALOGV("Mime \"%s\" mapped to audio_format 0x%x", 1090 mime.c_str(), audioFormat); 1091 1092 int avgBitRate = -1; 1093 format->findInt32("bit-rate", &avgBitRate); 1094 1095 int32_t aacProfile = -1; 1096 if (audioFormat == AUDIO_FORMAT_AAC 1097 && format->findInt32("aac-profile", &aacProfile)) { 1098 // Redefine AAC format as per aac profile 1099 mapAACProfileToAudioFormat( 1100 audioFormat, 1101 aacProfile); 1102 } 1103 1104 audio_offload_info_t offloadInfo = AUDIO_INFO_INITIALIZER; 1105 offloadInfo.duration_us = -1; 1106 format->findInt64( 1107 "durationUs", &offloadInfo.duration_us); 1108 offloadInfo.sample_rate = sampleRate; 1109 offloadInfo.channel_mask = channelMask; 1110 offloadInfo.format = audioFormat; 1111 offloadInfo.stream_type = AUDIO_STREAM_MUSIC; 1112 offloadInfo.bit_rate = avgBitRate; 1113 offloadInfo.has_video = (mVideoDecoder != NULL); 1114 offloadInfo.is_streaming = true; 1115 1116 if (memcmp(&mCurrentOffloadInfo, &offloadInfo, sizeof(offloadInfo)) == 0) { 1117 ALOGV("openAudioSink: no change in offload mode"); 1118 return; // no change from previous configuration, everything ok. 1119 } 1120 ALOGV("openAudioSink: try to open AudioSink in offload mode"); 1121 flags |= AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 1122 flags &= ~AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 1123 audioSinkChanged = true; 1124 mAudioSink->close(); 1125 err = mAudioSink->open( 1126 sampleRate, 1127 numChannels, 1128 (audio_channel_mask_t)channelMask, 1129 audioFormat, 1130 8 /* bufferCount */, 1131 &NuPlayer::Renderer::AudioSinkCallback, 1132 mRenderer.get(), 1133 (audio_output_flags_t)flags, 1134 &offloadInfo); 1135 1136 if (err == OK) { 1137 // If the playback is offloaded to h/w, we pass 1138 // the HAL some metadata information. 1139 // We don't want to do this for PCM because it 1140 // will be going through the AudioFlinger mixer 1141 // before reaching the hardware. 1142 sp<MetaData> audioMeta = 1143 mSource->getFormatMeta(true /* audio */); 1144 sendMetaDataToHal(mAudioSink, audioMeta); 1145 mCurrentOffloadInfo = offloadInfo; 1146 err = mAudioSink->start(); 1147 ALOGV_IF(err == OK, "openAudioSink: offload succeeded"); 1148 } 1149 if (err != OK) { 1150 // Clean up, fall back to non offload mode. 1151 mAudioSink->close(); 1152 mRenderer->signalDisableOffloadAudio(); 1153 mOffloadAudio = false; 1154 mCurrentOffloadInfo = AUDIO_INFO_INITIALIZER; 1155 ALOGV("openAudioSink: offload failed"); 1156 } 1157 } 1158 } 1159 if (!offloadOnly && !mOffloadAudio) { 1160 flags &= ~AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 1161 ALOGV("openAudioSink: open AudioSink in NON-offload mode"); 1162 1163 audioSinkChanged = true; 1164 mAudioSink->close(); 1165 mCurrentOffloadInfo = AUDIO_INFO_INITIALIZER; 1166 CHECK_EQ(mAudioSink->open( 1167 sampleRate, 1168 numChannels, 1169 (audio_channel_mask_t)channelMask, 1170 AUDIO_FORMAT_PCM_16_BIT, 1171 8 /* bufferCount */, 1172 NULL, 1173 NULL, 1174 (audio_output_flags_t)flags), 1175 (status_t)OK); 1176 mAudioSink->start(); 1177 } 1178 if (audioSinkChanged) { 1179 mRenderer->signalAudioSinkChanged(); 1180 } 1181} 1182 1183void NuPlayer::closeAudioSink() { 1184 mAudioSink->close(); 1185 mCurrentOffloadInfo = AUDIO_INFO_INITIALIZER; 1186} 1187 1188status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) { 1189 if (*decoder != NULL) { 1190 return OK; 1191 } 1192 1193 sp<AMessage> format = mSource->getFormat(audio); 1194 1195 if (format == NULL) { 1196 return -EWOULDBLOCK; 1197 } 1198 1199 if (!audio) { 1200 AString mime; 1201 CHECK(format->findString("mime", &mime)); 1202 mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str()); 1203 1204 sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, id()); 1205 mCCDecoder = new CCDecoder(ccNotify); 1206 1207 if (mSourceFlags & Source::FLAG_SECURE) { 1208 format->setInt32("secure", true); 1209 } 1210 } 1211 1212 if (audio) { 1213 sp<AMessage> notify = new AMessage(kWhatAudioNotify, id()); 1214 ++mAudioDecoderGeneration; 1215 notify->setInt32("generation", mAudioDecoderGeneration); 1216 1217 if (mOffloadAudio) { 1218 *decoder = new DecoderPassThrough(notify); 1219 } else { 1220 *decoder = new Decoder(notify); 1221 } 1222 } else { 1223 sp<AMessage> notify = new AMessage(kWhatVideoNotify, id()); 1224 ++mVideoDecoderGeneration; 1225 notify->setInt32("generation", mVideoDecoderGeneration); 1226 1227 *decoder = new Decoder(notify, mNativeWindow); 1228 } 1229 (*decoder)->init(); 1230 (*decoder)->configure(format); 1231 1232 // allocate buffers to decrypt widevine source buffers 1233 if (!audio && (mSourceFlags & Source::FLAG_SECURE)) { 1234 Vector<sp<ABuffer> > inputBufs; 1235 CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK); 1236 1237 Vector<MediaBuffer *> mediaBufs; 1238 for (size_t i = 0; i < inputBufs.size(); i++) { 1239 const sp<ABuffer> &buffer = inputBufs[i]; 1240 MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size()); 1241 mediaBufs.push(mbuf); 1242 } 1243 1244 status_t err = mSource->setBuffers(audio, mediaBufs); 1245 if (err != OK) { 1246 for (size_t i = 0; i < mediaBufs.size(); ++i) { 1247 mediaBufs[i]->release(); 1248 } 1249 mediaBufs.clear(); 1250 ALOGE("Secure source didn't support secure mediaBufs."); 1251 return err; 1252 } 1253 } 1254 return OK; 1255} 1256 1257status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) { 1258 sp<AMessage> reply; 1259 CHECK(msg->findMessage("reply", &reply)); 1260 1261 if ((audio && mFlushingAudio != NONE) 1262 || (!audio && mFlushingVideo != NONE) 1263 || mSource == NULL) { 1264 reply->setInt32("err", INFO_DISCONTINUITY); 1265 reply->post(); 1266 return OK; 1267 } 1268 1269 sp<ABuffer> accessUnit; 1270 1271 // Aggregate smaller buffers into a larger buffer. 1272 // The goal is to reduce power consumption. 1273 // Note this will not work if the decoder requires one frame per buffer. 1274 bool doBufferAggregation = (audio && mOffloadAudio); 1275 bool needMoreData = false; 1276 1277 bool dropAccessUnit; 1278 do { 1279 status_t err; 1280 // Did we save an accessUnit earlier because of a discontinuity? 1281 if (audio && (mPendingAudioAccessUnit != NULL)) { 1282 accessUnit = mPendingAudioAccessUnit; 1283 mPendingAudioAccessUnit.clear(); 1284 err = mPendingAudioErr; 1285 ALOGV("feedDecoderInputData() use mPendingAudioAccessUnit"); 1286 } else { 1287 err = mSource->dequeueAccessUnit(audio, &accessUnit); 1288 } 1289 1290 if (err == -EWOULDBLOCK) { 1291 return err; 1292 } else if (err != OK) { 1293 if (err == INFO_DISCONTINUITY) { 1294 if (doBufferAggregation && (mAggregateBuffer != NULL)) { 1295 // We already have some data so save this for later. 1296 mPendingAudioErr = err; 1297 mPendingAudioAccessUnit = accessUnit; 1298 accessUnit.clear(); 1299 ALOGD("feedDecoderInputData() save discontinuity for later"); 1300 break; 1301 } 1302 int32_t type; 1303 CHECK(accessUnit->meta()->findInt32("discontinuity", &type)); 1304 1305 bool formatChange = 1306 (audio && 1307 (type & ATSParser::DISCONTINUITY_AUDIO_FORMAT)) 1308 || (!audio && 1309 (type & ATSParser::DISCONTINUITY_VIDEO_FORMAT)); 1310 1311 bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0; 1312 1313 ALOGI("%s discontinuity (formatChange=%d, time=%d)", 1314 audio ? "audio" : "video", formatChange, timeChange); 1315 1316 if (audio) { 1317 mSkipRenderingAudioUntilMediaTimeUs = -1; 1318 } else { 1319 mSkipRenderingVideoUntilMediaTimeUs = -1; 1320 } 1321 1322 if (timeChange) { 1323 sp<AMessage> extra; 1324 if (accessUnit->meta()->findMessage("extra", &extra) 1325 && extra != NULL) { 1326 int64_t resumeAtMediaTimeUs; 1327 if (extra->findInt64( 1328 "resume-at-mediatimeUs", &resumeAtMediaTimeUs)) { 1329 ALOGI("suppressing rendering of %s until %lld us", 1330 audio ? "audio" : "video", resumeAtMediaTimeUs); 1331 1332 if (audio) { 1333 mSkipRenderingAudioUntilMediaTimeUs = 1334 resumeAtMediaTimeUs; 1335 } else { 1336 mSkipRenderingVideoUntilMediaTimeUs = 1337 resumeAtMediaTimeUs; 1338 } 1339 } 1340 } 1341 } 1342 1343 mTimeDiscontinuityPending = 1344 mTimeDiscontinuityPending || timeChange; 1345 1346 bool seamlessFormatChange = false; 1347 sp<AMessage> newFormat = mSource->getFormat(audio); 1348 if (formatChange) { 1349 seamlessFormatChange = 1350 getDecoder(audio)->supportsSeamlessFormatChange(newFormat); 1351 // treat seamless format change separately 1352 formatChange = !seamlessFormatChange; 1353 } 1354 bool shutdownOrFlush = formatChange || timeChange; 1355 1356 // We want to queue up scan-sources only once per discontinuity. 1357 // We control this by doing it only if neither audio nor video are 1358 // flushing or shutting down. (After handling 1st discontinuity, one 1359 // of the flushing states will not be NONE.) 1360 // No need to scan sources if this discontinuity does not result 1361 // in a flush or shutdown, as the flushing state will stay NONE. 1362 if (mFlushingAudio == NONE && mFlushingVideo == NONE && 1363 shutdownOrFlush) { 1364 // And we'll resume scanning sources once we're done 1365 // flushing. 1366 mDeferredActions.push_front( 1367 new SimpleAction( 1368 &NuPlayer::performScanSources)); 1369 } 1370 1371 if (formatChange /* not seamless */) { 1372 // must change decoder 1373 flushDecoder(audio, /* needShutdown = */ true); 1374 } else if (timeChange) { 1375 // need to flush 1376 flushDecoder(audio, /* needShutdown = */ false, newFormat); 1377 err = OK; 1378 } else if (seamlessFormatChange) { 1379 // reuse existing decoder and don't flush 1380 updateDecoderFormatWithoutFlush(audio, newFormat); 1381 err = OK; 1382 } else { 1383 // This stream is unaffected by the discontinuity 1384 return -EWOULDBLOCK; 1385 } 1386 } 1387 1388 reply->setInt32("err", err); 1389 reply->post(); 1390 return OK; 1391 } 1392 1393 if (!audio) { 1394 ++mNumFramesTotal; 1395 } 1396 1397 dropAccessUnit = false; 1398 if (!audio 1399 && !(mSourceFlags & Source::FLAG_SECURE) 1400 && mVideoLateByUs > 100000ll 1401 && mVideoIsAVC 1402 && !IsAVCReferenceFrame(accessUnit)) { 1403 dropAccessUnit = true; 1404 ++mNumFramesDropped; 1405 } 1406 1407 size_t smallSize = accessUnit->size(); 1408 needMoreData = false; 1409 if (doBufferAggregation && (mAggregateBuffer == NULL) 1410 // Don't bother if only room for a few small buffers. 1411 && (smallSize < (kAggregateBufferSizeBytes / 3))) { 1412 // Create a larger buffer for combining smaller buffers from the extractor. 1413 mAggregateBuffer = new ABuffer(kAggregateBufferSizeBytes); 1414 mAggregateBuffer->setRange(0, 0); // start empty 1415 } 1416 1417 if (doBufferAggregation && (mAggregateBuffer != NULL)) { 1418 int64_t timeUs; 1419 int64_t dummy; 1420 bool smallTimestampValid = accessUnit->meta()->findInt64("timeUs", &timeUs); 1421 bool bigTimestampValid = mAggregateBuffer->meta()->findInt64("timeUs", &dummy); 1422 // Will the smaller buffer fit? 1423 size_t bigSize = mAggregateBuffer->size(); 1424 size_t roomLeft = mAggregateBuffer->capacity() - bigSize; 1425 // Should we save this small buffer for the next big buffer? 1426 // If the first small buffer did not have a timestamp then save 1427 // any buffer that does have a timestamp until the next big buffer. 1428 if ((smallSize > roomLeft) 1429 || (!bigTimestampValid && (bigSize > 0) && smallTimestampValid)) { 1430 mPendingAudioErr = err; 1431 mPendingAudioAccessUnit = accessUnit; 1432 accessUnit.clear(); 1433 } else { 1434 // Grab time from first small buffer if available. 1435 if ((bigSize == 0) && smallTimestampValid) { 1436 mAggregateBuffer->meta()->setInt64("timeUs", timeUs); 1437 } 1438 // Append small buffer to the bigger buffer. 1439 memcpy(mAggregateBuffer->base() + bigSize, accessUnit->data(), smallSize); 1440 bigSize += smallSize; 1441 mAggregateBuffer->setRange(0, bigSize); 1442 1443 // Keep looping until we run out of room in the mAggregateBuffer. 1444 needMoreData = true; 1445 1446 ALOGV("feedDecoderInputData() smallSize = %zu, bigSize = %zu, capacity = %zu", 1447 smallSize, bigSize, mAggregateBuffer->capacity()); 1448 } 1449 } 1450 } while (dropAccessUnit || needMoreData); 1451 1452 // ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video"); 1453 1454#if 0 1455 int64_t mediaTimeUs; 1456 CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs)); 1457 ALOGV("feeding %s input buffer at media time %.2f secs", 1458 audio ? "audio" : "video", 1459 mediaTimeUs / 1E6); 1460#endif 1461 1462 if (!audio) { 1463 mCCDecoder->decode(accessUnit); 1464 } 1465 1466 if (doBufferAggregation && (mAggregateBuffer != NULL)) { 1467 ALOGV("feedDecoderInputData() reply with aggregated buffer, %zu", 1468 mAggregateBuffer->size()); 1469 reply->setBuffer("buffer", mAggregateBuffer); 1470 mAggregateBuffer.clear(); 1471 } else { 1472 reply->setBuffer("buffer", accessUnit); 1473 } 1474 1475 reply->post(); 1476 1477 return OK; 1478} 1479 1480void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) { 1481 // ALOGV("renderBuffer %s", audio ? "audio" : "video"); 1482 1483 sp<AMessage> reply; 1484 CHECK(msg->findMessage("reply", &reply)); 1485 1486 if ((audio && mFlushingAudio != NONE) 1487 || (!audio && mFlushingVideo != NONE)) { 1488 // We're currently attempting to flush the decoder, in order 1489 // to complete this, the decoder wants all its buffers back, 1490 // so we don't want any output buffers it sent us (from before 1491 // we initiated the flush) to be stuck in the renderer's queue. 1492 1493 ALOGV("we're still flushing the %s decoder, sending its output buffer" 1494 " right back.", audio ? "audio" : "video"); 1495 1496 reply->post(); 1497 return; 1498 } 1499 1500 sp<ABuffer> buffer; 1501 CHECK(msg->findBuffer("buffer", &buffer)); 1502 1503 int64_t mediaTimeUs; 1504 CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs)); 1505 1506 int64_t &skipUntilMediaTimeUs = 1507 audio 1508 ? mSkipRenderingAudioUntilMediaTimeUs 1509 : mSkipRenderingVideoUntilMediaTimeUs; 1510 1511 if (skipUntilMediaTimeUs >= 0) { 1512 1513 if (mediaTimeUs < skipUntilMediaTimeUs) { 1514 ALOGV("dropping %s buffer at time %lld as requested.", 1515 audio ? "audio" : "video", 1516 mediaTimeUs); 1517 1518 reply->post(); 1519 return; 1520 } 1521 1522 skipUntilMediaTimeUs = -1; 1523 } 1524 1525 if (!audio && mCCDecoder->isSelected()) { 1526 mCCDecoder->display(mediaTimeUs); 1527 } 1528 1529 mRenderer->queueBuffer(audio, buffer, reply); 1530} 1531 1532void NuPlayer::updateVideoSize( 1533 const sp<AMessage> &inputFormat, 1534 const sp<AMessage> &outputFormat) { 1535 if (inputFormat == NULL) { 1536 ALOGW("Unknown video size, reporting 0x0!"); 1537 notifyListener(MEDIA_SET_VIDEO_SIZE, 0, 0); 1538 return; 1539 } 1540 1541 int32_t displayWidth, displayHeight; 1542 int32_t cropLeft, cropTop, cropRight, cropBottom; 1543 1544 if (outputFormat != NULL) { 1545 int32_t width, height; 1546 CHECK(outputFormat->findInt32("width", &width)); 1547 CHECK(outputFormat->findInt32("height", &height)); 1548 1549 int32_t cropLeft, cropTop, cropRight, cropBottom; 1550 CHECK(outputFormat->findRect( 1551 "crop", 1552 &cropLeft, &cropTop, &cropRight, &cropBottom)); 1553 1554 displayWidth = cropRight - cropLeft + 1; 1555 displayHeight = cropBottom - cropTop + 1; 1556 1557 ALOGV("Video output format changed to %d x %d " 1558 "(crop: %d x %d @ (%d, %d))", 1559 width, height, 1560 displayWidth, 1561 displayHeight, 1562 cropLeft, cropTop); 1563 } else { 1564 CHECK(inputFormat->findInt32("width", &displayWidth)); 1565 CHECK(inputFormat->findInt32("height", &displayHeight)); 1566 1567 ALOGV("Video input format %d x %d", displayWidth, displayHeight); 1568 } 1569 1570 // Take into account sample aspect ratio if necessary: 1571 int32_t sarWidth, sarHeight; 1572 if (inputFormat->findInt32("sar-width", &sarWidth) 1573 && inputFormat->findInt32("sar-height", &sarHeight)) { 1574 ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight); 1575 1576 displayWidth = (displayWidth * sarWidth) / sarHeight; 1577 1578 ALOGV("display dimensions %d x %d", displayWidth, displayHeight); 1579 } 1580 1581 int32_t rotationDegrees; 1582 if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) { 1583 rotationDegrees = 0; 1584 } 1585 1586 if (rotationDegrees == 90 || rotationDegrees == 270) { 1587 int32_t tmp = displayWidth; 1588 displayWidth = displayHeight; 1589 displayHeight = tmp; 1590 } 1591 1592 notifyListener( 1593 MEDIA_SET_VIDEO_SIZE, 1594 displayWidth, 1595 displayHeight); 1596} 1597 1598void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1599 if (mDriver == NULL) { 1600 return; 1601 } 1602 1603 sp<NuPlayerDriver> driver = mDriver.promote(); 1604 1605 if (driver == NULL) { 1606 return; 1607 } 1608 1609 driver->notifyListener(msg, ext1, ext2, in); 1610} 1611 1612void NuPlayer::flushDecoder( 1613 bool audio, bool needShutdown, const sp<AMessage> &newFormat) { 1614 ALOGV("[%s] flushDecoder needShutdown=%d", 1615 audio ? "audio" : "video", needShutdown); 1616 1617 const sp<Decoder> &decoder = getDecoder(audio); 1618 if (decoder == NULL) { 1619 ALOGI("flushDecoder %s without decoder present", 1620 audio ? "audio" : "video"); 1621 return; 1622 } 1623 1624 // Make sure we don't continue to scan sources until we finish flushing. 1625 ++mScanSourcesGeneration; 1626 mScanSourcesPending = false; 1627 1628 decoder->signalFlush(newFormat); 1629 mRenderer->flush(audio); 1630 1631 FlushStatus newStatus = 1632 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1633 1634 if (audio) { 1635 ALOGE_IF(mFlushingAudio != NONE, 1636 "audio flushDecoder() is called in state %d", mFlushingAudio); 1637 mFlushingAudio = newStatus; 1638 } else { 1639 ALOGE_IF(mFlushingVideo != NONE, 1640 "video flushDecoder() is called in state %d", mFlushingVideo); 1641 mFlushingVideo = newStatus; 1642 1643 if (mCCDecoder != NULL) { 1644 mCCDecoder->flush(); 1645 } 1646 } 1647} 1648 1649void NuPlayer::updateDecoderFormatWithoutFlush( 1650 bool audio, const sp<AMessage> &format) { 1651 ALOGV("[%s] updateDecoderFormatWithoutFlush", audio ? "audio" : "video"); 1652 1653 const sp<Decoder> &decoder = getDecoder(audio); 1654 if (decoder == NULL) { 1655 ALOGI("updateDecoderFormatWithoutFlush %s without decoder present", 1656 audio ? "audio" : "video"); 1657 return; 1658 } 1659 1660 decoder->signalUpdateFormat(format); 1661} 1662 1663void NuPlayer::queueDecoderShutdown( 1664 bool audio, bool video, const sp<AMessage> &reply) { 1665 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1666 1667 mDeferredActions.push_back( 1668 new ShutdownDecoderAction(audio, video)); 1669 1670 mDeferredActions.push_back( 1671 new SimpleAction(&NuPlayer::performScanSources)); 1672 1673 mDeferredActions.push_back(new PostMessageAction(reply)); 1674 1675 processDeferredActions(); 1676} 1677 1678status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1679 mVideoScalingMode = mode; 1680 if (mNativeWindow != NULL) { 1681 status_t ret = native_window_set_scaling_mode( 1682 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1683 if (ret != OK) { 1684 ALOGE("Failed to set scaling mode (%d): %s", 1685 -ret, strerror(-ret)); 1686 return ret; 1687 } 1688 } 1689 return OK; 1690} 1691 1692status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1693 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, id()); 1694 msg->setPointer("reply", reply); 1695 1696 sp<AMessage> response; 1697 status_t err = msg->postAndAwaitResponse(&response); 1698 return err; 1699} 1700 1701status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const { 1702 sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, id()); 1703 msg->setPointer("reply", reply); 1704 msg->setInt32("type", type); 1705 1706 sp<AMessage> response; 1707 status_t err = msg->postAndAwaitResponse(&response); 1708 if (err == OK && response != NULL) { 1709 CHECK(response->findInt32("err", &err)); 1710 } 1711 return err; 1712} 1713 1714status_t NuPlayer::selectTrack(size_t trackIndex, bool select) { 1715 sp<AMessage> msg = new AMessage(kWhatSelectTrack, id()); 1716 msg->setSize("trackIndex", trackIndex); 1717 msg->setInt32("select", select); 1718 1719 sp<AMessage> response; 1720 status_t err = msg->postAndAwaitResponse(&response); 1721 1722 if (err != OK) { 1723 return err; 1724 } 1725 1726 if (!response->findInt32("err", &err)) { 1727 err = OK; 1728 } 1729 1730 return err; 1731} 1732 1733sp<MetaData> NuPlayer::getFileMeta() { 1734 return mSource->getFileFormatMeta(); 1735} 1736 1737void NuPlayer::schedulePollDuration() { 1738 sp<AMessage> msg = new AMessage(kWhatPollDuration, id()); 1739 msg->setInt32("generation", mPollDurationGeneration); 1740 msg->post(); 1741} 1742 1743void NuPlayer::cancelPollDuration() { 1744 ++mPollDurationGeneration; 1745} 1746 1747void NuPlayer::processDeferredActions() { 1748 while (!mDeferredActions.empty()) { 1749 // We won't execute any deferred actions until we're no longer in 1750 // an intermediate state, i.e. one more more decoders are currently 1751 // flushing or shutting down. 1752 1753 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1754 // We're currently flushing, postpone the reset until that's 1755 // completed. 1756 1757 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1758 mFlushingAudio, mFlushingVideo); 1759 1760 break; 1761 } 1762 1763 sp<Action> action = *mDeferredActions.begin(); 1764 mDeferredActions.erase(mDeferredActions.begin()); 1765 1766 action->execute(this); 1767 } 1768} 1769 1770void NuPlayer::performSeek(int64_t seekTimeUs) { 1771 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs)", 1772 seekTimeUs, 1773 seekTimeUs / 1E6); 1774 1775 if (mSource == NULL) { 1776 // This happens when reset occurs right before the loop mode 1777 // asynchronously seeks to the start of the stream. 1778 LOG_ALWAYS_FATAL_IF(mAudioDecoder != NULL || mVideoDecoder != NULL, 1779 "mSource is NULL and decoders not NULL audio(%p) video(%p)", 1780 mAudioDecoder.get(), mVideoDecoder.get()); 1781 return; 1782 } 1783 mSource->seekTo(seekTimeUs); 1784 ++mTimedTextGeneration; 1785 1786 if (mDriver != NULL) { 1787 sp<NuPlayerDriver> driver = mDriver.promote(); 1788 if (driver != NULL) { 1789 driver->notifyPosition(seekTimeUs); 1790 driver->notifySeekComplete(); 1791 } 1792 } 1793 1794 // everything's flushed, continue playback. 1795} 1796 1797void NuPlayer::performDecoderFlush() { 1798 ALOGV("performDecoderFlush"); 1799 1800 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 1801 return; 1802 } 1803 1804 mTimeDiscontinuityPending = true; 1805 1806 if (mAudioDecoder != NULL) { 1807 flushDecoder(true /* audio */, false /* needShutdown */); 1808 } 1809 1810 if (mVideoDecoder != NULL) { 1811 flushDecoder(false /* audio */, false /* needShutdown */); 1812 } 1813} 1814 1815void NuPlayer::performDecoderShutdown(bool audio, bool video) { 1816 ALOGV("performDecoderShutdown audio=%d, video=%d", audio, video); 1817 1818 if ((!audio || mAudioDecoder == NULL) 1819 && (!video || mVideoDecoder == NULL)) { 1820 return; 1821 } 1822 1823 mTimeDiscontinuityPending = true; 1824 1825 if (audio && mAudioDecoder != NULL) { 1826 flushDecoder(true /* audio */, true /* needShutdown */); 1827 } 1828 1829 if (video && mVideoDecoder != NULL) { 1830 flushDecoder(false /* audio */, true /* needShutdown */); 1831 } 1832} 1833 1834void NuPlayer::performReset() { 1835 ALOGV("performReset"); 1836 1837 CHECK(mAudioDecoder == NULL); 1838 CHECK(mVideoDecoder == NULL); 1839 1840 cancelPollDuration(); 1841 1842 ++mScanSourcesGeneration; 1843 mScanSourcesPending = false; 1844 1845 ++mAudioDecoderGeneration; 1846 ++mVideoDecoderGeneration; 1847 1848 if (mRendererLooper != NULL) { 1849 if (mRenderer != NULL) { 1850 mRendererLooper->unregisterHandler(mRenderer->id()); 1851 } 1852 mRendererLooper->stop(); 1853 mRendererLooper.clear(); 1854 } 1855 mRenderer.clear(); 1856 1857 if (mSource != NULL) { 1858 mSource->stop(); 1859 1860 mSource.clear(); 1861 } 1862 1863 if (mDriver != NULL) { 1864 sp<NuPlayerDriver> driver = mDriver.promote(); 1865 if (driver != NULL) { 1866 driver->notifyResetComplete(); 1867 } 1868 } 1869 1870 mStarted = false; 1871} 1872 1873void NuPlayer::performScanSources() { 1874 ALOGV("performScanSources"); 1875 1876 if (!mStarted) { 1877 return; 1878 } 1879 1880 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1881 postScanSources(); 1882 } 1883} 1884 1885void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) { 1886 ALOGV("performSetSurface"); 1887 1888 mNativeWindow = wrapper; 1889 1890 // XXX - ignore error from setVideoScalingMode for now 1891 setVideoScalingMode(mVideoScalingMode); 1892 1893 if (mDriver != NULL) { 1894 sp<NuPlayerDriver> driver = mDriver.promote(); 1895 if (driver != NULL) { 1896 driver->notifySetSurfaceComplete(); 1897 } 1898 } 1899} 1900 1901void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1902 int32_t what; 1903 CHECK(msg->findInt32("what", &what)); 1904 1905 switch (what) { 1906 case Source::kWhatPrepared: 1907 { 1908 if (mSource == NULL) { 1909 // This is a stale notification from a source that was 1910 // asynchronously preparing when the client called reset(). 1911 // We handled the reset, the source is gone. 1912 break; 1913 } 1914 1915 int32_t err; 1916 CHECK(msg->findInt32("err", &err)); 1917 1918 sp<NuPlayerDriver> driver = mDriver.promote(); 1919 if (driver != NULL) { 1920 // notify duration first, so that it's definitely set when 1921 // the app received the "prepare complete" callback. 1922 int64_t durationUs; 1923 if (mSource->getDuration(&durationUs) == OK) { 1924 driver->notifyDuration(durationUs); 1925 } 1926 driver->notifyPrepareCompleted(err); 1927 } 1928 1929 break; 1930 } 1931 1932 case Source::kWhatFlagsChanged: 1933 { 1934 uint32_t flags; 1935 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 1936 1937 sp<NuPlayerDriver> driver = mDriver.promote(); 1938 if (driver != NULL) { 1939 driver->notifyFlagsChanged(flags); 1940 } 1941 1942 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1943 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 1944 cancelPollDuration(); 1945 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1946 && (flags & Source::FLAG_DYNAMIC_DURATION) 1947 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 1948 schedulePollDuration(); 1949 } 1950 1951 mSourceFlags = flags; 1952 break; 1953 } 1954 1955 case Source::kWhatVideoSizeChanged: 1956 { 1957 sp<AMessage> format; 1958 CHECK(msg->findMessage("format", &format)); 1959 1960 updateVideoSize(format); 1961 break; 1962 } 1963 1964 case Source::kWhatBufferingUpdate: 1965 { 1966 int32_t percentage; 1967 CHECK(msg->findInt32("percentage", &percentage)); 1968 1969 notifyListener(MEDIA_BUFFERING_UPDATE, percentage, 0); 1970 break; 1971 } 1972 1973 case Source::kWhatBufferingStart: 1974 { 1975 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 1976 break; 1977 } 1978 1979 case Source::kWhatBufferingEnd: 1980 { 1981 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 1982 break; 1983 } 1984 1985 case Source::kWhatSubtitleData: 1986 { 1987 sp<ABuffer> buffer; 1988 CHECK(msg->findBuffer("buffer", &buffer)); 1989 1990 sendSubtitleData(buffer, 0 /* baseIndex */); 1991 break; 1992 } 1993 1994 case Source::kWhatTimedTextData: 1995 { 1996 int32_t generation; 1997 if (msg->findInt32("generation", &generation) 1998 && generation != mTimedTextGeneration) { 1999 break; 2000 } 2001 2002 sp<ABuffer> buffer; 2003 CHECK(msg->findBuffer("buffer", &buffer)); 2004 2005 sp<NuPlayerDriver> driver = mDriver.promote(); 2006 if (driver == NULL) { 2007 break; 2008 } 2009 2010 int posMs; 2011 int64_t timeUs, posUs; 2012 driver->getCurrentPosition(&posMs); 2013 posUs = posMs * 1000; 2014 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2015 2016 if (posUs < timeUs) { 2017 if (!msg->findInt32("generation", &generation)) { 2018 msg->setInt32("generation", mTimedTextGeneration); 2019 } 2020 msg->post(timeUs - posUs); 2021 } else { 2022 sendTimedTextData(buffer); 2023 } 2024 break; 2025 } 2026 2027 case Source::kWhatQueueDecoderShutdown: 2028 { 2029 int32_t audio, video; 2030 CHECK(msg->findInt32("audio", &audio)); 2031 CHECK(msg->findInt32("video", &video)); 2032 2033 sp<AMessage> reply; 2034 CHECK(msg->findMessage("reply", &reply)); 2035 2036 queueDecoderShutdown(audio, video, reply); 2037 break; 2038 } 2039 2040 case Source::kWhatDrmNoLicense: 2041 { 2042 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE); 2043 break; 2044 } 2045 2046 default: 2047 TRESPASS(); 2048 } 2049} 2050 2051void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 2052 int32_t what; 2053 CHECK(msg->findInt32("what", &what)); 2054 2055 switch (what) { 2056 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 2057 { 2058 sp<ABuffer> buffer; 2059 CHECK(msg->findBuffer("buffer", &buffer)); 2060 2061 size_t inbandTracks = 0; 2062 if (mSource != NULL) { 2063 inbandTracks = mSource->getTrackCount(); 2064 } 2065 2066 sendSubtitleData(buffer, inbandTracks); 2067 break; 2068 } 2069 2070 case NuPlayer::CCDecoder::kWhatTrackAdded: 2071 { 2072 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 2073 2074 break; 2075 } 2076 2077 default: 2078 TRESPASS(); 2079 } 2080 2081 2082} 2083 2084void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 2085 int32_t trackIndex; 2086 int64_t timeUs, durationUs; 2087 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 2088 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2089 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 2090 2091 Parcel in; 2092 in.writeInt32(trackIndex + baseIndex); 2093 in.writeInt64(timeUs); 2094 in.writeInt64(durationUs); 2095 in.writeInt32(buffer->size()); 2096 in.writeInt32(buffer->size()); 2097 in.write(buffer->data(), buffer->size()); 2098 2099 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 2100} 2101 2102void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 2103 const void *data; 2104 size_t size = 0; 2105 int64_t timeUs; 2106 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 2107 2108 AString mime; 2109 CHECK(buffer->meta()->findString("mime", &mime)); 2110 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 2111 2112 data = buffer->data(); 2113 size = buffer->size(); 2114 2115 Parcel parcel; 2116 if (size > 0) { 2117 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2118 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 2119 TextDescriptions::getParcelOfDescriptions( 2120 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 2121 } 2122 2123 if ((parcel.dataSize() > 0)) { 2124 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 2125 } else { // send an empty timed text 2126 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 2127 } 2128} 2129//////////////////////////////////////////////////////////////////////////////// 2130 2131sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 2132 sp<MetaData> meta = getFormatMeta(audio); 2133 2134 if (meta == NULL) { 2135 return NULL; 2136 } 2137 2138 sp<AMessage> msg = new AMessage; 2139 2140 if(convertMetaDataToMessage(meta, &msg) == OK) { 2141 return msg; 2142 } 2143 return NULL; 2144} 2145 2146void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 2147 sp<AMessage> notify = dupNotify(); 2148 notify->setInt32("what", kWhatFlagsChanged); 2149 notify->setInt32("flags", flags); 2150 notify->post(); 2151} 2152 2153void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) { 2154 sp<AMessage> notify = dupNotify(); 2155 notify->setInt32("what", kWhatVideoSizeChanged); 2156 notify->setMessage("format", format); 2157 notify->post(); 2158} 2159 2160void NuPlayer::Source::notifyPrepared(status_t err) { 2161 sp<AMessage> notify = dupNotify(); 2162 notify->setInt32("what", kWhatPrepared); 2163 notify->setInt32("err", err); 2164 notify->post(); 2165} 2166 2167void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 2168 TRESPASS(); 2169} 2170 2171} // namespace android 2172