NuPlayer.cpp revision f0b72b509ab1147a2a0925aced970dd68fd7fa4f
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 (new AMessage(kWhatReset, id()))->post(); 314} 315 316void NuPlayer::seekToAsync(int64_t seekTimeUs) { 317 sp<AMessage> msg = new AMessage(kWhatSeek, id()); 318 msg->setInt64("seekTimeUs", seekTimeUs); 319 msg->post(); 320} 321 322// static 323bool NuPlayer::IsFlushingState(FlushStatus state, bool *needShutdown) { 324 switch (state) { 325 case FLUSHING_DECODER: 326 if (needShutdown != NULL) { 327 *needShutdown = false; 328 } 329 return true; 330 331 case FLUSHING_DECODER_SHUTDOWN: 332 if (needShutdown != NULL) { 333 *needShutdown = true; 334 } 335 return true; 336 337 default: 338 return false; 339 } 340} 341 342void NuPlayer::writeTrackInfo( 343 Parcel* reply, const sp<AMessage> format) const { 344 int32_t trackType; 345 CHECK(format->findInt32("type", &trackType)); 346 347 AString lang; 348 CHECK(format->findString("language", &lang)); 349 350 reply->writeInt32(2); // write something non-zero 351 reply->writeInt32(trackType); 352 reply->writeString16(String16(lang.c_str())); 353 354 if (trackType == MEDIA_TRACK_TYPE_SUBTITLE) { 355 AString mime; 356 CHECK(format->findString("mime", &mime)); 357 358 int32_t isAuto, isDefault, isForced; 359 CHECK(format->findInt32("auto", &isAuto)); 360 CHECK(format->findInt32("default", &isDefault)); 361 CHECK(format->findInt32("forced", &isForced)); 362 363 reply->writeString16(String16(mime.c_str())); 364 reply->writeInt32(isAuto); 365 reply->writeInt32(isDefault); 366 reply->writeInt32(isForced); 367 } 368} 369 370void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { 371 switch (msg->what()) { 372 case kWhatSetDataSource: 373 { 374 ALOGV("kWhatSetDataSource"); 375 376 CHECK(mSource == NULL); 377 378 status_t err = OK; 379 sp<RefBase> obj; 380 CHECK(msg->findObject("source", &obj)); 381 if (obj != NULL) { 382 mSource = static_cast<Source *>(obj.get()); 383 } else { 384 err = UNKNOWN_ERROR; 385 } 386 387 CHECK(mDriver != NULL); 388 sp<NuPlayerDriver> driver = mDriver.promote(); 389 if (driver != NULL) { 390 driver->notifySetDataSourceCompleted(err); 391 } 392 break; 393 } 394 395 case kWhatPrepare: 396 { 397 mSource->prepareAsync(); 398 break; 399 } 400 401 case kWhatGetTrackInfo: 402 { 403 uint32_t replyID; 404 CHECK(msg->senderAwaitsResponse(&replyID)); 405 406 Parcel* reply; 407 CHECK(msg->findPointer("reply", (void**)&reply)); 408 409 size_t inbandTracks = 0; 410 if (mSource != NULL) { 411 inbandTracks = mSource->getTrackCount(); 412 } 413 414 size_t ccTracks = 0; 415 if (mCCDecoder != NULL) { 416 ccTracks = mCCDecoder->getTrackCount(); 417 } 418 419 // total track count 420 reply->writeInt32(inbandTracks + ccTracks); 421 422 // write inband tracks 423 for (size_t i = 0; i < inbandTracks; ++i) { 424 writeTrackInfo(reply, mSource->getTrackInfo(i)); 425 } 426 427 // write CC track 428 for (size_t i = 0; i < ccTracks; ++i) { 429 writeTrackInfo(reply, mCCDecoder->getTrackInfo(i)); 430 } 431 432 sp<AMessage> response = new AMessage; 433 response->postReply(replyID); 434 break; 435 } 436 437 case kWhatGetSelectedTrack: 438 { 439 status_t err = INVALID_OPERATION; 440 if (mSource != NULL) { 441 err = OK; 442 443 int32_t type32; 444 CHECK(msg->findInt32("type", (int32_t*)&type32)); 445 media_track_type type = (media_track_type)type32; 446 ssize_t selectedTrack = mSource->getSelectedTrack(type); 447 448 Parcel* reply; 449 CHECK(msg->findPointer("reply", (void**)&reply)); 450 reply->writeInt32(selectedTrack); 451 } 452 453 sp<AMessage> response = new AMessage; 454 response->setInt32("err", err); 455 456 uint32_t replyID; 457 CHECK(msg->senderAwaitsResponse(&replyID)); 458 response->postReply(replyID); 459 break; 460 } 461 462 case kWhatSelectTrack: 463 { 464 uint32_t replyID; 465 CHECK(msg->senderAwaitsResponse(&replyID)); 466 467 size_t trackIndex; 468 int32_t select; 469 CHECK(msg->findSize("trackIndex", &trackIndex)); 470 CHECK(msg->findInt32("select", &select)); 471 472 status_t err = INVALID_OPERATION; 473 474 size_t inbandTracks = 0; 475 if (mSource != NULL) { 476 inbandTracks = mSource->getTrackCount(); 477 } 478 size_t ccTracks = 0; 479 if (mCCDecoder != NULL) { 480 ccTracks = mCCDecoder->getTrackCount(); 481 } 482 483 if (trackIndex < inbandTracks) { 484 err = mSource->selectTrack(trackIndex, select); 485 486 if (!select && err == OK) { 487 int32_t type; 488 sp<AMessage> info = mSource->getTrackInfo(trackIndex); 489 if (info != NULL 490 && info->findInt32("type", &type) 491 && type == MEDIA_TRACK_TYPE_TIMEDTEXT) { 492 ++mTimedTextGeneration; 493 } 494 } 495 } else { 496 trackIndex -= inbandTracks; 497 498 if (trackIndex < ccTracks) { 499 err = mCCDecoder->selectTrack(trackIndex, select); 500 } 501 } 502 503 sp<AMessage> response = new AMessage; 504 response->setInt32("err", err); 505 506 response->postReply(replyID); 507 break; 508 } 509 510 case kWhatPollDuration: 511 { 512 int32_t generation; 513 CHECK(msg->findInt32("generation", &generation)); 514 515 if (generation != mPollDurationGeneration) { 516 // stale 517 break; 518 } 519 520 int64_t durationUs; 521 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 522 sp<NuPlayerDriver> driver = mDriver.promote(); 523 if (driver != NULL) { 524 driver->notifyDuration(durationUs); 525 } 526 } 527 528 msg->post(1000000ll); // poll again in a second. 529 break; 530 } 531 532 case kWhatSetVideoNativeWindow: 533 { 534 ALOGV("kWhatSetVideoNativeWindow"); 535 536 mDeferredActions.push_back( 537 new ShutdownDecoderAction( 538 false /* audio */, true /* video */)); 539 540 sp<RefBase> obj; 541 CHECK(msg->findObject("native-window", &obj)); 542 543 mDeferredActions.push_back( 544 new SetSurfaceAction( 545 static_cast<NativeWindowWrapper *>(obj.get()))); 546 547 if (obj != NULL) { 548 if (mStarted && mVideoDecoder != NULL) { 549 // Issue a seek to refresh the video screen only if started otherwise 550 // the extractor may not yet be started and will assert. 551 // If the video decoder is not set (perhaps audio only in this case) 552 // do not perform a seek as it is not needed. 553 mDeferredActions.push_back(new SeekAction(mCurrentPositionUs)); 554 } 555 556 // If there is a new surface texture, instantiate decoders 557 // again if possible. 558 mDeferredActions.push_back( 559 new SimpleAction(&NuPlayer::performScanSources)); 560 } 561 562 processDeferredActions(); 563 break; 564 } 565 566 case kWhatSetAudioSink: 567 { 568 ALOGV("kWhatSetAudioSink"); 569 570 sp<RefBase> obj; 571 CHECK(msg->findObject("sink", &obj)); 572 573 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 574 break; 575 } 576 577 case kWhatStart: 578 { 579 ALOGV("kWhatStart"); 580 581 mVideoIsAVC = false; 582 mOffloadAudio = false; 583 mAudioEOS = false; 584 mVideoEOS = false; 585 mSkipRenderingAudioUntilMediaTimeUs = -1; 586 mSkipRenderingVideoUntilMediaTimeUs = -1; 587 mVideoLateByUs = 0; 588 mNumFramesTotal = 0; 589 mNumFramesDropped = 0; 590 mStarted = true; 591 592 /* instantiate decoders now for secure playback */ 593 if (mSourceFlags & Source::FLAG_SECURE) { 594 if (mNativeWindow != NULL) { 595 instantiateDecoder(false, &mVideoDecoder); 596 } 597 598 if (mAudioSink != NULL) { 599 instantiateDecoder(true, &mAudioDecoder); 600 } 601 } 602 603 mSource->start(); 604 605 uint32_t flags = 0; 606 607 if (mSource->isRealTime()) { 608 flags |= Renderer::FLAG_REAL_TIME; 609 } 610 611 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 612 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 613 if (mAudioSink != NULL) { 614 streamType = mAudioSink->getAudioStreamType(); 615 } 616 617 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 618 619 mOffloadAudio = 620 canOffloadStream(audioMeta, (videoFormat != NULL), 621 true /* is_streaming */, streamType); 622 if (mOffloadAudio) { 623 flags |= Renderer::FLAG_OFFLOAD_AUDIO; 624 } 625 626 mRenderer = new Renderer( 627 mAudioSink, 628 new AMessage(kWhatRendererNotify, id()), 629 flags); 630 631 mRendererLooper = new ALooper; 632 mRendererLooper->setName("NuPlayerRenderer"); 633 mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO); 634 mRendererLooper->registerHandler(mRenderer); 635 636 postScanSources(); 637 break; 638 } 639 640 case kWhatScanSources: 641 { 642 int32_t generation; 643 CHECK(msg->findInt32("generation", &generation)); 644 if (generation != mScanSourcesGeneration) { 645 // Drop obsolete msg. 646 break; 647 } 648 649 mScanSourcesPending = false; 650 651 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 652 mAudioDecoder != NULL, mVideoDecoder != NULL); 653 654 bool mHadAnySourcesBefore = 655 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 656 657 // initialize video before audio because successful initialization of 658 // video may change deep buffer mode of audio. 659 if (mNativeWindow != NULL) { 660 instantiateDecoder(false, &mVideoDecoder); 661 } 662 663 if (mAudioSink != NULL) { 664 if (mOffloadAudio) { 665 // open audio sink early under offload mode. 666 sp<AMessage> format = mSource->getFormat(true /*audio*/); 667 openAudioSink(format, true /*offloadOnly*/); 668 } 669 instantiateDecoder(true, &mAudioDecoder); 670 } 671 672 if (!mHadAnySourcesBefore 673 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 674 // This is the first time we've found anything playable. 675 676 if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) { 677 schedulePollDuration(); 678 } 679 } 680 681 status_t err; 682 if ((err = mSource->feedMoreTSData()) != OK) { 683 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 684 // We're not currently decoding anything (no audio or 685 // video tracks found) and we just ran out of input data. 686 687 if (err == ERROR_END_OF_STREAM) { 688 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 689 } else { 690 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 691 } 692 } 693 break; 694 } 695 696 if ((mAudioDecoder == NULL && mAudioSink != NULL) 697 || (mVideoDecoder == NULL && mNativeWindow != NULL)) { 698 msg->post(100000ll); 699 mScanSourcesPending = true; 700 } 701 break; 702 } 703 704 case kWhatVideoNotify: 705 case kWhatAudioNotify: 706 { 707 bool audio = msg->what() == kWhatAudioNotify; 708 709 int32_t currentDecoderGeneration = 710 (audio? mAudioDecoderGeneration : mVideoDecoderGeneration); 711 int32_t requesterGeneration = currentDecoderGeneration - 1; 712 CHECK(msg->findInt32("generation", &requesterGeneration)); 713 714 if (requesterGeneration != currentDecoderGeneration) { 715 ALOGV("got message from old %s decoder, generation(%d:%d)", 716 audio ? "audio" : "video", requesterGeneration, 717 currentDecoderGeneration); 718 sp<AMessage> reply; 719 if (!(msg->findMessage("reply", &reply))) { 720 return; 721 } 722 723 reply->setInt32("err", INFO_DISCONTINUITY); 724 reply->post(); 725 return; 726 } 727 728 int32_t what; 729 CHECK(msg->findInt32("what", &what)); 730 731 if (what == Decoder::kWhatFillThisBuffer) { 732 status_t err = feedDecoderInputData( 733 audio, msg); 734 735 if (err == -EWOULDBLOCK) { 736 if (mSource->feedMoreTSData() == OK) { 737 msg->post(10 * 1000ll); 738 } 739 } 740 } else if (what == Decoder::kWhatEOS) { 741 int32_t err; 742 CHECK(msg->findInt32("err", &err)); 743 744 if (err == ERROR_END_OF_STREAM) { 745 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 746 } else { 747 ALOGV("got %s decoder EOS w/ error %d", 748 audio ? "audio" : "video", 749 err); 750 } 751 752 mRenderer->queueEOS(audio, err); 753 } else if (what == Decoder::kWhatFlushCompleted) { 754 bool needShutdown; 755 756 if (audio) { 757 CHECK(IsFlushingState(mFlushingAudio, &needShutdown)); 758 mFlushingAudio = FLUSHED; 759 } else { 760 CHECK(IsFlushingState(mFlushingVideo, &needShutdown)); 761 mFlushingVideo = FLUSHED; 762 763 mVideoLateByUs = 0; 764 } 765 766 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 767 768 if (needShutdown) { 769 ALOGV("initiating %s decoder shutdown", 770 audio ? "audio" : "video"); 771 772 getDecoder(audio)->initiateShutdown(); 773 774 if (audio) { 775 mFlushingAudio = SHUTTING_DOWN_DECODER; 776 } else { 777 mFlushingVideo = SHUTTING_DOWN_DECODER; 778 } 779 } 780 781 finishFlushIfPossible(); 782 } else if (what == Decoder::kWhatOutputFormatChanged) { 783 sp<AMessage> format; 784 CHECK(msg->findMessage("format", &format)); 785 786 if (audio) { 787 openAudioSink(format, false /*offloadOnly*/); 788 } else { 789 // video 790 sp<AMessage> inputFormat = 791 mSource->getFormat(false /* audio */); 792 793 updateVideoSize(inputFormat, format); 794 } 795 } else if (what == Decoder::kWhatShutdownCompleted) { 796 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 797 if (audio) { 798 mAudioDecoder.clear(); 799 800 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 801 mFlushingAudio = SHUT_DOWN; 802 } else { 803 mVideoDecoder.clear(); 804 805 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 806 mFlushingVideo = SHUT_DOWN; 807 } 808 809 finishFlushIfPossible(); 810 } else if (what == Decoder::kWhatError) { 811 ALOGE("Received error from %s decoder, aborting playback.", 812 audio ? "audio" : "video"); 813 814 status_t err; 815 if (!msg->findInt32("err", &err)) { 816 err = UNKNOWN_ERROR; 817 } 818 mRenderer->queueEOS(audio, err); 819 if (audio && mFlushingAudio != NONE) { 820 mAudioDecoder.clear(); 821 mFlushingAudio = SHUT_DOWN; 822 } else if (!audio && mFlushingVideo != NONE){ 823 mVideoDecoder.clear(); 824 mFlushingVideo = SHUT_DOWN; 825 } 826 finishFlushIfPossible(); 827 } else if (what == Decoder::kWhatDrainThisBuffer) { 828 renderBuffer(audio, msg); 829 } else { 830 ALOGV("Unhandled decoder notification %d '%c%c%c%c'.", 831 what, 832 what >> 24, 833 (what >> 16) & 0xff, 834 (what >> 8) & 0xff, 835 what & 0xff); 836 } 837 838 break; 839 } 840 841 case kWhatRendererNotify: 842 { 843 int32_t what; 844 CHECK(msg->findInt32("what", &what)); 845 846 if (what == Renderer::kWhatEOS) { 847 int32_t audio; 848 CHECK(msg->findInt32("audio", &audio)); 849 850 int32_t finalResult; 851 CHECK(msg->findInt32("finalResult", &finalResult)); 852 853 if (audio) { 854 mAudioEOS = true; 855 } else { 856 mVideoEOS = true; 857 } 858 859 if (finalResult == ERROR_END_OF_STREAM) { 860 ALOGV("reached %s EOS", audio ? "audio" : "video"); 861 } else { 862 ALOGE("%s track encountered an error (%d)", 863 audio ? "audio" : "video", finalResult); 864 865 notifyListener( 866 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); 867 } 868 869 if ((mAudioEOS || mAudioDecoder == NULL) 870 && (mVideoEOS || mVideoDecoder == NULL)) { 871 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 872 } 873 } else if (what == Renderer::kWhatPosition) { 874 int64_t positionUs; 875 CHECK(msg->findInt64("positionUs", &positionUs)); 876 mCurrentPositionUs = positionUs; 877 878 CHECK(msg->findInt64("videoLateByUs", &mVideoLateByUs)); 879 880 if (mDriver != NULL) { 881 sp<NuPlayerDriver> driver = mDriver.promote(); 882 if (driver != NULL) { 883 driver->notifyPosition(positionUs); 884 885 driver->notifyFrameStats( 886 mNumFramesTotal, mNumFramesDropped); 887 } 888 } 889 } else if (what == Renderer::kWhatFlushComplete) { 890 int32_t audio; 891 CHECK(msg->findInt32("audio", &audio)); 892 893 ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); 894 } else if (what == Renderer::kWhatVideoRenderingStart) { 895 notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); 896 } else if (what == Renderer::kWhatMediaRenderingStart) { 897 ALOGV("media rendering started"); 898 notifyListener(MEDIA_STARTED, 0, 0); 899 } else if (what == Renderer::kWhatAudioOffloadTearDown) { 900 ALOGV("Tear down audio offload, fall back to s/w path"); 901 int64_t positionUs; 902 CHECK(msg->findInt64("positionUs", &positionUs)); 903 closeAudioSink(); 904 mAudioDecoder.clear(); 905 mRenderer->flush(true /* audio */); 906 if (mVideoDecoder != NULL) { 907 mRenderer->flush(false /* audio */); 908 } 909 mRenderer->signalDisableOffloadAudio(); 910 mOffloadAudio = false; 911 912 performSeek(positionUs); 913 instantiateDecoder(true /* audio */, &mAudioDecoder); 914 } 915 break; 916 } 917 918 case kWhatMoreDataQueued: 919 { 920 break; 921 } 922 923 case kWhatReset: 924 { 925 ALOGV("kWhatReset"); 926 927 mDeferredActions.push_back( 928 new ShutdownDecoderAction( 929 true /* audio */, true /* video */)); 930 931 mDeferredActions.push_back( 932 new SimpleAction(&NuPlayer::performReset)); 933 934 processDeferredActions(); 935 break; 936 } 937 938 case kWhatSeek: 939 { 940 int64_t seekTimeUs; 941 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 942 943 ALOGV("kWhatSeek seekTimeUs=%lld us", seekTimeUs); 944 945 mDeferredActions.push_back( 946 new SimpleAction(&NuPlayer::performDecoderFlush)); 947 948 mDeferredActions.push_back(new SeekAction(seekTimeUs)); 949 950 processDeferredActions(); 951 break; 952 } 953 954 case kWhatPause: 955 { 956 CHECK(mRenderer != NULL); 957 mSource->pause(); 958 mRenderer->pause(); 959 break; 960 } 961 962 case kWhatResume: 963 { 964 CHECK(mRenderer != NULL); 965 mSource->resume(); 966 mRenderer->resume(); 967 break; 968 } 969 970 case kWhatSourceNotify: 971 { 972 onSourceNotify(msg); 973 break; 974 } 975 976 case kWhatClosedCaptionNotify: 977 { 978 onClosedCaptionNotify(msg); 979 break; 980 } 981 982 default: 983 TRESPASS(); 984 break; 985 } 986} 987 988void NuPlayer::finishFlushIfPossible() { 989 if (mFlushingAudio != NONE && mFlushingAudio != FLUSHED 990 && mFlushingAudio != SHUT_DOWN) { 991 return; 992 } 993 994 if (mFlushingVideo != NONE && mFlushingVideo != FLUSHED 995 && mFlushingVideo != SHUT_DOWN) { 996 return; 997 } 998 999 ALOGV("both audio and video are flushed now."); 1000 1001 mPendingAudioAccessUnit.clear(); 1002 mAggregateBuffer.clear(); 1003 1004 if (mTimeDiscontinuityPending) { 1005 mRenderer->signalTimeDiscontinuity(); 1006 mTimeDiscontinuityPending = false; 1007 } 1008 1009 if (mAudioDecoder != NULL && mFlushingAudio == FLUSHED) { 1010 mAudioDecoder->signalResume(); 1011 } 1012 1013 if (mVideoDecoder != NULL && mFlushingVideo == FLUSHED) { 1014 mVideoDecoder->signalResume(); 1015 } 1016 1017 mFlushingAudio = NONE; 1018 mFlushingVideo = NONE; 1019 1020 processDeferredActions(); 1021} 1022 1023void NuPlayer::postScanSources() { 1024 if (mScanSourcesPending) { 1025 return; 1026 } 1027 1028 sp<AMessage> msg = new AMessage(kWhatScanSources, id()); 1029 msg->setInt32("generation", mScanSourcesGeneration); 1030 msg->post(); 1031 1032 mScanSourcesPending = true; 1033} 1034 1035void NuPlayer::openAudioSink(const sp<AMessage> &format, bool offloadOnly) { 1036 ALOGV("openAudioSink: offloadOnly(%d) mOffloadAudio(%d)", 1037 offloadOnly, mOffloadAudio); 1038 bool audioSinkChanged = false; 1039 1040 int32_t numChannels; 1041 CHECK(format->findInt32("channel-count", &numChannels)); 1042 1043 int32_t channelMask; 1044 if (!format->findInt32("channel-mask", &channelMask)) { 1045 // signal to the AudioSink to derive the mask from count. 1046 channelMask = CHANNEL_MASK_USE_CHANNEL_ORDER; 1047 } 1048 1049 int32_t sampleRate; 1050 CHECK(format->findInt32("sample-rate", &sampleRate)); 1051 1052 uint32_t flags; 1053 int64_t durationUs; 1054 // FIXME: we should handle the case where the video decoder 1055 // is created after we receive the format change indication. 1056 // Current code will just make that we select deep buffer 1057 // with video which should not be a problem as it should 1058 // not prevent from keeping A/V sync. 1059 if (mVideoDecoder == NULL && 1060 mSource->getDuration(&durationUs) == OK && 1061 durationUs 1062 > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) { 1063 flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 1064 } else { 1065 flags = AUDIO_OUTPUT_FLAG_NONE; 1066 } 1067 1068 if (mOffloadAudio) { 1069 audio_format_t audioFormat = AUDIO_FORMAT_PCM_16_BIT; 1070 AString mime; 1071 CHECK(format->findString("mime", &mime)); 1072 status_t err = mapMimeToAudioFormat(audioFormat, mime.c_str()); 1073 1074 if (err != OK) { 1075 ALOGE("Couldn't map mime \"%s\" to a valid " 1076 "audio_format", mime.c_str()); 1077 mOffloadAudio = false; 1078 } else { 1079 ALOGV("Mime \"%s\" mapped to audio_format 0x%x", 1080 mime.c_str(), audioFormat); 1081 1082 int avgBitRate = -1; 1083 format->findInt32("bit-rate", &avgBitRate); 1084 1085 int32_t aacProfile = -1; 1086 if (audioFormat == AUDIO_FORMAT_AAC 1087 && format->findInt32("aac-profile", &aacProfile)) { 1088 // Redefine AAC format as per aac profile 1089 mapAACProfileToAudioFormat( 1090 audioFormat, 1091 aacProfile); 1092 } 1093 1094 audio_offload_info_t offloadInfo = AUDIO_INFO_INITIALIZER; 1095 offloadInfo.duration_us = -1; 1096 format->findInt64( 1097 "durationUs", &offloadInfo.duration_us); 1098 offloadInfo.sample_rate = sampleRate; 1099 offloadInfo.channel_mask = channelMask; 1100 offloadInfo.format = audioFormat; 1101 offloadInfo.stream_type = AUDIO_STREAM_MUSIC; 1102 offloadInfo.bit_rate = avgBitRate; 1103 offloadInfo.has_video = (mVideoDecoder != NULL); 1104 offloadInfo.is_streaming = true; 1105 1106 if (memcmp(&mCurrentOffloadInfo, &offloadInfo, sizeof(offloadInfo)) == 0) { 1107 ALOGV("openAudioSink: no change in offload mode"); 1108 return; // no change from previous configuration, everything ok. 1109 } 1110 ALOGV("openAudioSink: try to open AudioSink in offload mode"); 1111 flags |= AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 1112 flags &= ~AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 1113 audioSinkChanged = true; 1114 mAudioSink->close(); 1115 err = mAudioSink->open( 1116 sampleRate, 1117 numChannels, 1118 (audio_channel_mask_t)channelMask, 1119 audioFormat, 1120 8 /* bufferCount */, 1121 &NuPlayer::Renderer::AudioSinkCallback, 1122 mRenderer.get(), 1123 (audio_output_flags_t)flags, 1124 &offloadInfo); 1125 1126 if (err == OK) { 1127 // If the playback is offloaded to h/w, we pass 1128 // the HAL some metadata information. 1129 // We don't want to do this for PCM because it 1130 // will be going through the AudioFlinger mixer 1131 // before reaching the hardware. 1132 sp<MetaData> audioMeta = 1133 mSource->getFormatMeta(true /* audio */); 1134 sendMetaDataToHal(mAudioSink, audioMeta); 1135 mCurrentOffloadInfo = offloadInfo; 1136 err = mAudioSink->start(); 1137 ALOGV_IF(err == OK, "openAudioSink: offload succeeded"); 1138 } 1139 if (err != OK) { 1140 // Clean up, fall back to non offload mode. 1141 mAudioSink->close(); 1142 mRenderer->signalDisableOffloadAudio(); 1143 mOffloadAudio = false; 1144 mCurrentOffloadInfo = AUDIO_INFO_INITIALIZER; 1145 ALOGV("openAudioSink: offload failed"); 1146 } 1147 } 1148 } 1149 if (!offloadOnly && !mOffloadAudio) { 1150 flags &= ~AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 1151 ALOGV("openAudioSink: open AudioSink in NON-offload mode"); 1152 1153 audioSinkChanged = true; 1154 mAudioSink->close(); 1155 mCurrentOffloadInfo = AUDIO_INFO_INITIALIZER; 1156 CHECK_EQ(mAudioSink->open( 1157 sampleRate, 1158 numChannels, 1159 (audio_channel_mask_t)channelMask, 1160 AUDIO_FORMAT_PCM_16_BIT, 1161 8 /* bufferCount */, 1162 NULL, 1163 NULL, 1164 (audio_output_flags_t)flags), 1165 (status_t)OK); 1166 mAudioSink->start(); 1167 } 1168 if (audioSinkChanged) { 1169 mRenderer->signalAudioSinkChanged(); 1170 } 1171} 1172 1173void NuPlayer::closeAudioSink() { 1174 mAudioSink->close(); 1175 mCurrentOffloadInfo = AUDIO_INFO_INITIALIZER; 1176} 1177 1178status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) { 1179 if (*decoder != NULL) { 1180 return OK; 1181 } 1182 1183 sp<AMessage> format = mSource->getFormat(audio); 1184 1185 if (format == NULL) { 1186 return -EWOULDBLOCK; 1187 } 1188 1189 if (!audio) { 1190 AString mime; 1191 CHECK(format->findString("mime", &mime)); 1192 mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str()); 1193 1194 sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, id()); 1195 mCCDecoder = new CCDecoder(ccNotify); 1196 1197 if (mSourceFlags & Source::FLAG_SECURE) { 1198 format->setInt32("secure", true); 1199 } 1200 } 1201 1202 if (audio) { 1203 sp<AMessage> notify = new AMessage(kWhatAudioNotify, id()); 1204 ++mAudioDecoderGeneration; 1205 notify->setInt32("generation", mAudioDecoderGeneration); 1206 1207 if (mOffloadAudio) { 1208 *decoder = new DecoderPassThrough(notify); 1209 } else { 1210 *decoder = new Decoder(notify); 1211 } 1212 } else { 1213 sp<AMessage> notify = new AMessage(kWhatVideoNotify, id()); 1214 ++mVideoDecoderGeneration; 1215 notify->setInt32("generation", mVideoDecoderGeneration); 1216 1217 *decoder = new Decoder(notify, mNativeWindow); 1218 } 1219 (*decoder)->init(); 1220 (*decoder)->configure(format); 1221 1222 // allocate buffers to decrypt widevine source buffers 1223 if (!audio && (mSourceFlags & Source::FLAG_SECURE)) { 1224 Vector<sp<ABuffer> > inputBufs; 1225 CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK); 1226 1227 Vector<MediaBuffer *> mediaBufs; 1228 for (size_t i = 0; i < inputBufs.size(); i++) { 1229 const sp<ABuffer> &buffer = inputBufs[i]; 1230 MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size()); 1231 mediaBufs.push(mbuf); 1232 } 1233 1234 status_t err = mSource->setBuffers(audio, mediaBufs); 1235 if (err != OK) { 1236 for (size_t i = 0; i < mediaBufs.size(); ++i) { 1237 mediaBufs[i]->release(); 1238 } 1239 mediaBufs.clear(); 1240 ALOGE("Secure source didn't support secure mediaBufs."); 1241 return err; 1242 } 1243 } 1244 return OK; 1245} 1246 1247status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) { 1248 sp<AMessage> reply; 1249 CHECK(msg->findMessage("reply", &reply)); 1250 1251 if ((audio && mFlushingAudio != NONE) 1252 || (!audio && mFlushingVideo != NONE) 1253 || mSource == NULL) { 1254 reply->setInt32("err", INFO_DISCONTINUITY); 1255 reply->post(); 1256 return OK; 1257 } 1258 1259 sp<ABuffer> accessUnit; 1260 1261 // Aggregate smaller buffers into a larger buffer. 1262 // The goal is to reduce power consumption. 1263 // Unfortunately this does not work with the software AAC decoder. 1264 bool doBufferAggregation = (audio && mOffloadAudio);; 1265 bool needMoreData = false; 1266 1267 bool dropAccessUnit; 1268 do { 1269 status_t err; 1270 // Did we save an accessUnit earlier because of a discontinuity? 1271 if (audio && (mPendingAudioAccessUnit != NULL)) { 1272 accessUnit = mPendingAudioAccessUnit; 1273 mPendingAudioAccessUnit.clear(); 1274 err = mPendingAudioErr; 1275 ALOGV("feedDecoderInputData() use mPendingAudioAccessUnit"); 1276 } else { 1277 err = mSource->dequeueAccessUnit(audio, &accessUnit); 1278 } 1279 1280 if (err == -EWOULDBLOCK) { 1281 return err; 1282 } else if (err != OK) { 1283 if (err == INFO_DISCONTINUITY) { 1284 if (mAggregateBuffer != NULL) { 1285 // We already have some data so save this for later. 1286 mPendingAudioErr = err; 1287 mPendingAudioAccessUnit = accessUnit; 1288 accessUnit.clear(); 1289 ALOGD("feedDecoderInputData() save discontinuity for later"); 1290 break; 1291 } 1292 int32_t type; 1293 CHECK(accessUnit->meta()->findInt32("discontinuity", &type)); 1294 1295 bool formatChange = 1296 (audio && 1297 (type & ATSParser::DISCONTINUITY_AUDIO_FORMAT)) 1298 || (!audio && 1299 (type & ATSParser::DISCONTINUITY_VIDEO_FORMAT)); 1300 1301 bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0; 1302 1303 ALOGI("%s discontinuity (formatChange=%d, time=%d)", 1304 audio ? "audio" : "video", formatChange, timeChange); 1305 1306 if (audio) { 1307 mSkipRenderingAudioUntilMediaTimeUs = -1; 1308 } else { 1309 mSkipRenderingVideoUntilMediaTimeUs = -1; 1310 } 1311 1312 if (timeChange) { 1313 sp<AMessage> extra; 1314 if (accessUnit->meta()->findMessage("extra", &extra) 1315 && extra != NULL) { 1316 int64_t resumeAtMediaTimeUs; 1317 if (extra->findInt64( 1318 "resume-at-mediatimeUs", &resumeAtMediaTimeUs)) { 1319 ALOGI("suppressing rendering of %s until %lld us", 1320 audio ? "audio" : "video", resumeAtMediaTimeUs); 1321 1322 if (audio) { 1323 mSkipRenderingAudioUntilMediaTimeUs = 1324 resumeAtMediaTimeUs; 1325 } else { 1326 mSkipRenderingVideoUntilMediaTimeUs = 1327 resumeAtMediaTimeUs; 1328 } 1329 } 1330 } 1331 } 1332 1333 mTimeDiscontinuityPending = 1334 mTimeDiscontinuityPending || timeChange; 1335 1336 bool seamlessFormatChange = false; 1337 sp<AMessage> newFormat = mSource->getFormat(audio); 1338 if (formatChange) { 1339 seamlessFormatChange = 1340 getDecoder(audio)->supportsSeamlessFormatChange(newFormat); 1341 // treat seamless format change separately 1342 formatChange = !seamlessFormatChange; 1343 } 1344 bool shutdownOrFlush = formatChange || timeChange; 1345 1346 // We want to queue up scan-sources only once per discontinuity. 1347 // We control this by doing it only if neither audio nor video are 1348 // flushing or shutting down. (After handling 1st discontinuity, one 1349 // of the flushing states will not be NONE.) 1350 // No need to scan sources if this discontinuity does not result 1351 // in a flush or shutdown, as the flushing state will stay NONE. 1352 if (mFlushingAudio == NONE && mFlushingVideo == NONE && 1353 shutdownOrFlush) { 1354 // And we'll resume scanning sources once we're done 1355 // flushing. 1356 mDeferredActions.push_front( 1357 new SimpleAction( 1358 &NuPlayer::performScanSources)); 1359 } 1360 1361 if (formatChange /* not seamless */) { 1362 // must change decoder 1363 flushDecoder(audio, /* needShutdown = */ true); 1364 } else if (timeChange) { 1365 // need to flush 1366 flushDecoder(audio, /* needShutdown = */ false, newFormat); 1367 err = OK; 1368 } else if (seamlessFormatChange) { 1369 // reuse existing decoder and don't flush 1370 updateDecoderFormatWithoutFlush(audio, newFormat); 1371 err = OK; 1372 } else { 1373 // This stream is unaffected by the discontinuity 1374 return -EWOULDBLOCK; 1375 } 1376 } 1377 1378 reply->setInt32("err", err); 1379 reply->post(); 1380 return OK; 1381 } 1382 1383 if (!audio) { 1384 ++mNumFramesTotal; 1385 } 1386 1387 dropAccessUnit = false; 1388 if (!audio 1389 && !(mSourceFlags & Source::FLAG_SECURE) 1390 && mVideoLateByUs > 100000ll 1391 && mVideoIsAVC 1392 && !IsAVCReferenceFrame(accessUnit)) { 1393 dropAccessUnit = true; 1394 ++mNumFramesDropped; 1395 } 1396 1397 size_t smallSize = accessUnit->size(); 1398 needMoreData = false; 1399 if (doBufferAggregation && (mAggregateBuffer == NULL) 1400 // Don't bother if only room for a few small buffers. 1401 && (smallSize < (kAggregateBufferSizeBytes / 3))) { 1402 // Create a larger buffer for combining smaller buffers from the extractor. 1403 mAggregateBuffer = new ABuffer(kAggregateBufferSizeBytes); 1404 mAggregateBuffer->setRange(0, 0); // start empty 1405 } 1406 1407 if (mAggregateBuffer != NULL) { 1408 int64_t timeUs; 1409 int64_t dummy; 1410 bool smallTimestampValid = accessUnit->meta()->findInt64("timeUs", &timeUs); 1411 bool bigTimestampValid = mAggregateBuffer->meta()->findInt64("timeUs", &dummy); 1412 // Will the smaller buffer fit? 1413 size_t bigSize = mAggregateBuffer->size(); 1414 size_t roomLeft = mAggregateBuffer->capacity() - bigSize; 1415 // Should we save this small buffer for the next big buffer? 1416 // If the first small buffer did not have a timestamp then save 1417 // any buffer that does have a timestamp until the next big buffer. 1418 if ((smallSize > roomLeft) 1419 || (!bigTimestampValid && (bigSize > 0) && smallTimestampValid)) { 1420 mPendingAudioErr = err; 1421 mPendingAudioAccessUnit = accessUnit; 1422 accessUnit.clear(); 1423 } else { 1424 // Grab time from first small buffer if available. 1425 if ((bigSize == 0) && smallTimestampValid) { 1426 mAggregateBuffer->meta()->setInt64("timeUs", timeUs); 1427 } 1428 // Append small buffer to the bigger buffer. 1429 memcpy(mAggregateBuffer->base() + bigSize, accessUnit->data(), smallSize); 1430 bigSize += smallSize; 1431 mAggregateBuffer->setRange(0, bigSize); 1432 1433 // Keep looping until we run out of room in the mAggregateBuffer. 1434 needMoreData = true; 1435 1436 ALOGV("feedDecoderInputData() smallSize = %zu, bigSize = %zu, capacity = %zu", 1437 smallSize, bigSize, mAggregateBuffer->capacity()); 1438 } 1439 } 1440 } while (dropAccessUnit || needMoreData); 1441 1442 // ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video"); 1443 1444#if 0 1445 int64_t mediaTimeUs; 1446 CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs)); 1447 ALOGV("feeding %s input buffer at media time %.2f secs", 1448 audio ? "audio" : "video", 1449 mediaTimeUs / 1E6); 1450#endif 1451 1452 if (!audio) { 1453 mCCDecoder->decode(accessUnit); 1454 } 1455 1456 if (mAggregateBuffer != NULL) { 1457 ALOGV("feedDecoderInputData() reply with aggregated buffer, %zu", 1458 mAggregateBuffer->size()); 1459 reply->setBuffer("buffer", mAggregateBuffer); 1460 mAggregateBuffer.clear(); 1461 } else { 1462 reply->setBuffer("buffer", accessUnit); 1463 } 1464 1465 reply->post(); 1466 1467 return OK; 1468} 1469 1470void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) { 1471 // ALOGV("renderBuffer %s", audio ? "audio" : "video"); 1472 1473 sp<AMessage> reply; 1474 CHECK(msg->findMessage("reply", &reply)); 1475 1476 if ((audio && mFlushingAudio != NONE) 1477 || (!audio && mFlushingVideo != NONE)) { 1478 // We're currently attempting to flush the decoder, in order 1479 // to complete this, the decoder wants all its buffers back, 1480 // so we don't want any output buffers it sent us (from before 1481 // we initiated the flush) to be stuck in the renderer's queue. 1482 1483 ALOGV("we're still flushing the %s decoder, sending its output buffer" 1484 " right back.", audio ? "audio" : "video"); 1485 1486 reply->post(); 1487 return; 1488 } 1489 1490 sp<ABuffer> buffer; 1491 CHECK(msg->findBuffer("buffer", &buffer)); 1492 1493 int64_t mediaTimeUs; 1494 CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs)); 1495 1496 int64_t &skipUntilMediaTimeUs = 1497 audio 1498 ? mSkipRenderingAudioUntilMediaTimeUs 1499 : mSkipRenderingVideoUntilMediaTimeUs; 1500 1501 if (skipUntilMediaTimeUs >= 0) { 1502 1503 if (mediaTimeUs < skipUntilMediaTimeUs) { 1504 ALOGV("dropping %s buffer at time %lld as requested.", 1505 audio ? "audio" : "video", 1506 mediaTimeUs); 1507 1508 reply->post(); 1509 return; 1510 } 1511 1512 skipUntilMediaTimeUs = -1; 1513 } 1514 1515 if (!audio && mCCDecoder->isSelected()) { 1516 mCCDecoder->display(mediaTimeUs); 1517 } 1518 1519 mRenderer->queueBuffer(audio, buffer, reply); 1520} 1521 1522void NuPlayer::updateVideoSize( 1523 const sp<AMessage> &inputFormat, 1524 const sp<AMessage> &outputFormat) { 1525 if (inputFormat == NULL) { 1526 ALOGW("Unknown video size, reporting 0x0!"); 1527 notifyListener(MEDIA_SET_VIDEO_SIZE, 0, 0); 1528 return; 1529 } 1530 1531 int32_t displayWidth, displayHeight; 1532 int32_t cropLeft, cropTop, cropRight, cropBottom; 1533 1534 if (outputFormat != NULL) { 1535 int32_t width, height; 1536 CHECK(outputFormat->findInt32("width", &width)); 1537 CHECK(outputFormat->findInt32("height", &height)); 1538 1539 int32_t cropLeft, cropTop, cropRight, cropBottom; 1540 CHECK(outputFormat->findRect( 1541 "crop", 1542 &cropLeft, &cropTop, &cropRight, &cropBottom)); 1543 1544 displayWidth = cropRight - cropLeft + 1; 1545 displayHeight = cropBottom - cropTop + 1; 1546 1547 ALOGV("Video output format changed to %d x %d " 1548 "(crop: %d x %d @ (%d, %d))", 1549 width, height, 1550 displayWidth, 1551 displayHeight, 1552 cropLeft, cropTop); 1553 } else { 1554 CHECK(inputFormat->findInt32("width", &displayWidth)); 1555 CHECK(inputFormat->findInt32("height", &displayHeight)); 1556 1557 ALOGV("Video input format %d x %d", displayWidth, displayHeight); 1558 } 1559 1560 // Take into account sample aspect ratio if necessary: 1561 int32_t sarWidth, sarHeight; 1562 if (inputFormat->findInt32("sar-width", &sarWidth) 1563 && inputFormat->findInt32("sar-height", &sarHeight)) { 1564 ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight); 1565 1566 displayWidth = (displayWidth * sarWidth) / sarHeight; 1567 1568 ALOGV("display dimensions %d x %d", displayWidth, displayHeight); 1569 } 1570 1571 int32_t rotationDegrees; 1572 if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) { 1573 rotationDegrees = 0; 1574 } 1575 1576 if (rotationDegrees == 90 || rotationDegrees == 270) { 1577 int32_t tmp = displayWidth; 1578 displayWidth = displayHeight; 1579 displayHeight = tmp; 1580 } 1581 1582 notifyListener( 1583 MEDIA_SET_VIDEO_SIZE, 1584 displayWidth, 1585 displayHeight); 1586} 1587 1588void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1589 if (mDriver == NULL) { 1590 return; 1591 } 1592 1593 sp<NuPlayerDriver> driver = mDriver.promote(); 1594 1595 if (driver == NULL) { 1596 return; 1597 } 1598 1599 driver->notifyListener(msg, ext1, ext2, in); 1600} 1601 1602void NuPlayer::flushDecoder( 1603 bool audio, bool needShutdown, const sp<AMessage> &newFormat) { 1604 ALOGV("[%s] flushDecoder needShutdown=%d", 1605 audio ? "audio" : "video", needShutdown); 1606 1607 const sp<Decoder> &decoder = getDecoder(audio); 1608 if (decoder == NULL) { 1609 ALOGI("flushDecoder %s without decoder present", 1610 audio ? "audio" : "video"); 1611 return; 1612 } 1613 1614 // Make sure we don't continue to scan sources until we finish flushing. 1615 ++mScanSourcesGeneration; 1616 mScanSourcesPending = false; 1617 1618 decoder->signalFlush(newFormat); 1619 mRenderer->flush(audio); 1620 1621 FlushStatus newStatus = 1622 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1623 1624 if (audio) { 1625 ALOGE_IF(mFlushingAudio != NONE, 1626 "audio flushDecoder() is called in state %d", mFlushingAudio); 1627 mFlushingAudio = newStatus; 1628 } else { 1629 ALOGE_IF(mFlushingVideo != NONE, 1630 "video flushDecoder() is called in state %d", mFlushingVideo); 1631 mFlushingVideo = newStatus; 1632 1633 if (mCCDecoder != NULL) { 1634 mCCDecoder->flush(); 1635 } 1636 } 1637} 1638 1639void NuPlayer::updateDecoderFormatWithoutFlush( 1640 bool audio, const sp<AMessage> &format) { 1641 ALOGV("[%s] updateDecoderFormatWithoutFlush", audio ? "audio" : "video"); 1642 1643 const sp<Decoder> &decoder = getDecoder(audio); 1644 if (decoder == NULL) { 1645 ALOGI("updateDecoderFormatWithoutFlush %s without decoder present", 1646 audio ? "audio" : "video"); 1647 return; 1648 } 1649 1650 decoder->signalUpdateFormat(format); 1651} 1652 1653void NuPlayer::queueDecoderShutdown( 1654 bool audio, bool video, const sp<AMessage> &reply) { 1655 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1656 1657 mDeferredActions.push_back( 1658 new ShutdownDecoderAction(audio, video)); 1659 1660 mDeferredActions.push_back( 1661 new SimpleAction(&NuPlayer::performScanSources)); 1662 1663 mDeferredActions.push_back(new PostMessageAction(reply)); 1664 1665 processDeferredActions(); 1666} 1667 1668status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1669 mVideoScalingMode = mode; 1670 if (mNativeWindow != NULL) { 1671 status_t ret = native_window_set_scaling_mode( 1672 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1673 if (ret != OK) { 1674 ALOGE("Failed to set scaling mode (%d): %s", 1675 -ret, strerror(-ret)); 1676 return ret; 1677 } 1678 } 1679 return OK; 1680} 1681 1682status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1683 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, id()); 1684 msg->setPointer("reply", reply); 1685 1686 sp<AMessage> response; 1687 status_t err = msg->postAndAwaitResponse(&response); 1688 return err; 1689} 1690 1691status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const { 1692 sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, id()); 1693 msg->setPointer("reply", reply); 1694 msg->setInt32("type", type); 1695 1696 sp<AMessage> response; 1697 status_t err = msg->postAndAwaitResponse(&response); 1698 if (err == OK && response != NULL) { 1699 CHECK(response->findInt32("err", &err)); 1700 } 1701 return err; 1702} 1703 1704status_t NuPlayer::selectTrack(size_t trackIndex, bool select) { 1705 sp<AMessage> msg = new AMessage(kWhatSelectTrack, id()); 1706 msg->setSize("trackIndex", trackIndex); 1707 msg->setInt32("select", select); 1708 1709 sp<AMessage> response; 1710 status_t err = msg->postAndAwaitResponse(&response); 1711 1712 if (err != OK) { 1713 return err; 1714 } 1715 1716 if (!response->findInt32("err", &err)) { 1717 err = OK; 1718 } 1719 1720 return err; 1721} 1722 1723sp<MetaData> NuPlayer::getFileMeta() { 1724 return mSource->getFileFormatMeta(); 1725} 1726 1727void NuPlayer::schedulePollDuration() { 1728 sp<AMessage> msg = new AMessage(kWhatPollDuration, id()); 1729 msg->setInt32("generation", mPollDurationGeneration); 1730 msg->post(); 1731} 1732 1733void NuPlayer::cancelPollDuration() { 1734 ++mPollDurationGeneration; 1735} 1736 1737void NuPlayer::processDeferredActions() { 1738 while (!mDeferredActions.empty()) { 1739 // We won't execute any deferred actions until we're no longer in 1740 // an intermediate state, i.e. one more more decoders are currently 1741 // flushing or shutting down. 1742 1743 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1744 // We're currently flushing, postpone the reset until that's 1745 // completed. 1746 1747 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1748 mFlushingAudio, mFlushingVideo); 1749 1750 break; 1751 } 1752 1753 sp<Action> action = *mDeferredActions.begin(); 1754 mDeferredActions.erase(mDeferredActions.begin()); 1755 1756 action->execute(this); 1757 } 1758} 1759 1760void NuPlayer::performSeek(int64_t seekTimeUs) { 1761 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs)", 1762 seekTimeUs, 1763 seekTimeUs / 1E6); 1764 1765 if (mSource == NULL) { 1766 // This happens when reset occurs right before the loop mode 1767 // asynchronously seeks to the start of the stream. 1768 LOG_ALWAYS_FATAL_IF(mAudioDecoder != NULL || mVideoDecoder != NULL, 1769 "mSource is NULL and decoders not NULL audio(%p) video(%p)", 1770 mAudioDecoder.get(), mVideoDecoder.get()); 1771 return; 1772 } 1773 mSource->seekTo(seekTimeUs); 1774 ++mTimedTextGeneration; 1775 1776 if (mDriver != NULL) { 1777 sp<NuPlayerDriver> driver = mDriver.promote(); 1778 if (driver != NULL) { 1779 driver->notifyPosition(seekTimeUs); 1780 driver->notifySeekComplete(); 1781 } 1782 } 1783 1784 // everything's flushed, continue playback. 1785} 1786 1787void NuPlayer::performDecoderFlush() { 1788 ALOGV("performDecoderFlush"); 1789 1790 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 1791 return; 1792 } 1793 1794 mTimeDiscontinuityPending = true; 1795 1796 if (mAudioDecoder != NULL) { 1797 flushDecoder(true /* audio */, false /* needShutdown */); 1798 } 1799 1800 if (mVideoDecoder != NULL) { 1801 flushDecoder(false /* audio */, false /* needShutdown */); 1802 } 1803} 1804 1805void NuPlayer::performDecoderShutdown(bool audio, bool video) { 1806 ALOGV("performDecoderShutdown audio=%d, video=%d", audio, video); 1807 1808 if ((!audio || mAudioDecoder == NULL) 1809 && (!video || mVideoDecoder == NULL)) { 1810 return; 1811 } 1812 1813 mTimeDiscontinuityPending = true; 1814 1815 if (audio && mAudioDecoder != NULL) { 1816 flushDecoder(true /* audio */, true /* needShutdown */); 1817 } 1818 1819 if (video && mVideoDecoder != NULL) { 1820 flushDecoder(false /* audio */, true /* needShutdown */); 1821 } 1822} 1823 1824void NuPlayer::performReset() { 1825 ALOGV("performReset"); 1826 1827 CHECK(mAudioDecoder == NULL); 1828 CHECK(mVideoDecoder == NULL); 1829 1830 cancelPollDuration(); 1831 1832 ++mScanSourcesGeneration; 1833 mScanSourcesPending = false; 1834 1835 ++mAudioDecoderGeneration; 1836 ++mVideoDecoderGeneration; 1837 1838 if (mRendererLooper != NULL) { 1839 if (mRenderer != NULL) { 1840 mRendererLooper->unregisterHandler(mRenderer->id()); 1841 } 1842 mRendererLooper->stop(); 1843 mRendererLooper.clear(); 1844 } 1845 mRenderer.clear(); 1846 1847 if (mSource != NULL) { 1848 mSource->stop(); 1849 1850 mSource.clear(); 1851 } 1852 1853 if (mDriver != NULL) { 1854 sp<NuPlayerDriver> driver = mDriver.promote(); 1855 if (driver != NULL) { 1856 driver->notifyResetComplete(); 1857 } 1858 } 1859 1860 mStarted = false; 1861} 1862 1863void NuPlayer::performScanSources() { 1864 ALOGV("performScanSources"); 1865 1866 if (!mStarted) { 1867 return; 1868 } 1869 1870 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1871 postScanSources(); 1872 } 1873} 1874 1875void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) { 1876 ALOGV("performSetSurface"); 1877 1878 mNativeWindow = wrapper; 1879 1880 // XXX - ignore error from setVideoScalingMode for now 1881 setVideoScalingMode(mVideoScalingMode); 1882 1883 if (mDriver != NULL) { 1884 sp<NuPlayerDriver> driver = mDriver.promote(); 1885 if (driver != NULL) { 1886 driver->notifySetSurfaceComplete(); 1887 } 1888 } 1889} 1890 1891void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1892 int32_t what; 1893 CHECK(msg->findInt32("what", &what)); 1894 1895 switch (what) { 1896 case Source::kWhatPrepared: 1897 { 1898 if (mSource == NULL) { 1899 // This is a stale notification from a source that was 1900 // asynchronously preparing when the client called reset(). 1901 // We handled the reset, the source is gone. 1902 break; 1903 } 1904 1905 int32_t err; 1906 CHECK(msg->findInt32("err", &err)); 1907 1908 sp<NuPlayerDriver> driver = mDriver.promote(); 1909 if (driver != NULL) { 1910 // notify duration first, so that it's definitely set when 1911 // the app received the "prepare complete" callback. 1912 int64_t durationUs; 1913 if (mSource->getDuration(&durationUs) == OK) { 1914 driver->notifyDuration(durationUs); 1915 } 1916 driver->notifyPrepareCompleted(err); 1917 } 1918 1919 break; 1920 } 1921 1922 case Source::kWhatFlagsChanged: 1923 { 1924 uint32_t flags; 1925 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 1926 1927 sp<NuPlayerDriver> driver = mDriver.promote(); 1928 if (driver != NULL) { 1929 driver->notifyFlagsChanged(flags); 1930 } 1931 1932 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1933 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 1934 cancelPollDuration(); 1935 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1936 && (flags & Source::FLAG_DYNAMIC_DURATION) 1937 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 1938 schedulePollDuration(); 1939 } 1940 1941 mSourceFlags = flags; 1942 break; 1943 } 1944 1945 case Source::kWhatVideoSizeChanged: 1946 { 1947 sp<AMessage> format; 1948 CHECK(msg->findMessage("format", &format)); 1949 1950 updateVideoSize(format); 1951 break; 1952 } 1953 1954 case Source::kWhatBufferingUpdate: 1955 { 1956 int32_t percentage; 1957 CHECK(msg->findInt32("percentage", &percentage)); 1958 1959 notifyListener(MEDIA_BUFFERING_UPDATE, percentage, 0); 1960 break; 1961 } 1962 1963 case Source::kWhatBufferingStart: 1964 { 1965 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 1966 break; 1967 } 1968 1969 case Source::kWhatBufferingEnd: 1970 { 1971 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 1972 break; 1973 } 1974 1975 case Source::kWhatSubtitleData: 1976 { 1977 sp<ABuffer> buffer; 1978 CHECK(msg->findBuffer("buffer", &buffer)); 1979 1980 sendSubtitleData(buffer, 0 /* baseIndex */); 1981 break; 1982 } 1983 1984 case Source::kWhatTimedTextData: 1985 { 1986 int32_t generation; 1987 if (msg->findInt32("generation", &generation) 1988 && generation != mTimedTextGeneration) { 1989 break; 1990 } 1991 1992 sp<ABuffer> buffer; 1993 CHECK(msg->findBuffer("buffer", &buffer)); 1994 1995 sp<NuPlayerDriver> driver = mDriver.promote(); 1996 if (driver == NULL) { 1997 break; 1998 } 1999 2000 int posMs; 2001 int64_t timeUs, posUs; 2002 driver->getCurrentPosition(&posMs); 2003 posUs = posMs * 1000; 2004 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2005 2006 if (posUs < timeUs) { 2007 if (!msg->findInt32("generation", &generation)) { 2008 msg->setInt32("generation", mTimedTextGeneration); 2009 } 2010 msg->post(timeUs - posUs); 2011 } else { 2012 sendTimedTextData(buffer); 2013 } 2014 break; 2015 } 2016 2017 case Source::kWhatQueueDecoderShutdown: 2018 { 2019 int32_t audio, video; 2020 CHECK(msg->findInt32("audio", &audio)); 2021 CHECK(msg->findInt32("video", &video)); 2022 2023 sp<AMessage> reply; 2024 CHECK(msg->findMessage("reply", &reply)); 2025 2026 queueDecoderShutdown(audio, video, reply); 2027 break; 2028 } 2029 2030 case Source::kWhatDrmNoLicense: 2031 { 2032 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE); 2033 break; 2034 } 2035 2036 default: 2037 TRESPASS(); 2038 } 2039} 2040 2041void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 2042 int32_t what; 2043 CHECK(msg->findInt32("what", &what)); 2044 2045 switch (what) { 2046 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 2047 { 2048 sp<ABuffer> buffer; 2049 CHECK(msg->findBuffer("buffer", &buffer)); 2050 2051 size_t inbandTracks = 0; 2052 if (mSource != NULL) { 2053 inbandTracks = mSource->getTrackCount(); 2054 } 2055 2056 sendSubtitleData(buffer, inbandTracks); 2057 break; 2058 } 2059 2060 case NuPlayer::CCDecoder::kWhatTrackAdded: 2061 { 2062 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 2063 2064 break; 2065 } 2066 2067 default: 2068 TRESPASS(); 2069 } 2070 2071 2072} 2073 2074void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 2075 int32_t trackIndex; 2076 int64_t timeUs, durationUs; 2077 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 2078 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2079 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 2080 2081 Parcel in; 2082 in.writeInt32(trackIndex + baseIndex); 2083 in.writeInt64(timeUs); 2084 in.writeInt64(durationUs); 2085 in.writeInt32(buffer->size()); 2086 in.writeInt32(buffer->size()); 2087 in.write(buffer->data(), buffer->size()); 2088 2089 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 2090} 2091 2092void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 2093 const void *data; 2094 size_t size = 0; 2095 int64_t timeUs; 2096 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 2097 2098 AString mime; 2099 CHECK(buffer->meta()->findString("mime", &mime)); 2100 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 2101 2102 data = buffer->data(); 2103 size = buffer->size(); 2104 2105 Parcel parcel; 2106 if (size > 0) { 2107 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2108 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 2109 TextDescriptions::getParcelOfDescriptions( 2110 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 2111 } 2112 2113 if ((parcel.dataSize() > 0)) { 2114 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 2115 } else { // send an empty timed text 2116 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 2117 } 2118} 2119//////////////////////////////////////////////////////////////////////////////// 2120 2121sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 2122 sp<MetaData> meta = getFormatMeta(audio); 2123 2124 if (meta == NULL) { 2125 return NULL; 2126 } 2127 2128 sp<AMessage> msg = new AMessage; 2129 2130 if(convertMetaDataToMessage(meta, &msg) == OK) { 2131 return msg; 2132 } 2133 return NULL; 2134} 2135 2136void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 2137 sp<AMessage> notify = dupNotify(); 2138 notify->setInt32("what", kWhatFlagsChanged); 2139 notify->setInt32("flags", flags); 2140 notify->post(); 2141} 2142 2143void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) { 2144 sp<AMessage> notify = dupNotify(); 2145 notify->setInt32("what", kWhatVideoSizeChanged); 2146 notify->setMessage("format", format); 2147 notify->post(); 2148} 2149 2150void NuPlayer::Source::notifyPrepared(status_t err) { 2151 sp<AMessage> notify = dupNotify(); 2152 notify->setInt32("what", kWhatPrepared); 2153 notify->setInt32("err", err); 2154 notify->post(); 2155} 2156 2157void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 2158 TRESPASS(); 2159} 2160 2161} // namespace android 2162