NuPlayer.cpp revision ad07410c0a31a474a1fac12f9bbe88287082ed45
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 53struct NuPlayer::Action : public RefBase { 54 Action() {} 55 56 virtual void execute(NuPlayer *player) = 0; 57 58private: 59 DISALLOW_EVIL_CONSTRUCTORS(Action); 60}; 61 62struct NuPlayer::SeekAction : public Action { 63 SeekAction(int64_t seekTimeUs) 64 : mSeekTimeUs(seekTimeUs) { 65 } 66 67 virtual void execute(NuPlayer *player) { 68 player->performSeek(mSeekTimeUs); 69 } 70 71private: 72 int64_t mSeekTimeUs; 73 74 DISALLOW_EVIL_CONSTRUCTORS(SeekAction); 75}; 76 77struct NuPlayer::SetSurfaceAction : public Action { 78 SetSurfaceAction(const sp<NativeWindowWrapper> &wrapper) 79 : mWrapper(wrapper) { 80 } 81 82 virtual void execute(NuPlayer *player) { 83 player->performSetSurface(mWrapper); 84 } 85 86private: 87 sp<NativeWindowWrapper> mWrapper; 88 89 DISALLOW_EVIL_CONSTRUCTORS(SetSurfaceAction); 90}; 91 92struct NuPlayer::ShutdownDecoderAction : public Action { 93 ShutdownDecoderAction(bool audio, bool video) 94 : mAudio(audio), 95 mVideo(video) { 96 } 97 98 virtual void execute(NuPlayer *player) { 99 player->performDecoderShutdown(mAudio, mVideo); 100 } 101 102private: 103 bool mAudio; 104 bool mVideo; 105 106 DISALLOW_EVIL_CONSTRUCTORS(ShutdownDecoderAction); 107}; 108 109struct NuPlayer::PostMessageAction : public Action { 110 PostMessageAction(const sp<AMessage> &msg) 111 : mMessage(msg) { 112 } 113 114 virtual void execute(NuPlayer *) { 115 mMessage->post(); 116 } 117 118private: 119 sp<AMessage> mMessage; 120 121 DISALLOW_EVIL_CONSTRUCTORS(PostMessageAction); 122}; 123 124// Use this if there's no state necessary to save in order to execute 125// the action. 126struct NuPlayer::SimpleAction : public Action { 127 typedef void (NuPlayer::*ActionFunc)(); 128 129 SimpleAction(ActionFunc func) 130 : mFunc(func) { 131 } 132 133 virtual void execute(NuPlayer *player) { 134 (player->*mFunc)(); 135 } 136 137private: 138 ActionFunc mFunc; 139 140 DISALLOW_EVIL_CONSTRUCTORS(SimpleAction); 141}; 142 143//////////////////////////////////////////////////////////////////////////////// 144 145NuPlayer::NuPlayer() 146 : mUIDValid(false), 147 mSourceFlags(0), 148 mVideoIsAVC(false), 149 mOffloadAudio(false), 150 mAudioEOS(false), 151 mVideoEOS(false), 152 mScanSourcesPending(false), 153 mScanSourcesGeneration(0), 154 mPollDurationGeneration(0), 155 mTimedTextGeneration(0), 156 mTimeDiscontinuityPending(false), 157 mFlushingAudio(NONE), 158 mFlushingVideo(NONE), 159 mSkipRenderingAudioUntilMediaTimeUs(-1ll), 160 mSkipRenderingVideoUntilMediaTimeUs(-1ll), 161 mVideoLateByUs(0ll), 162 mNumFramesTotal(0ll), 163 mNumFramesDropped(0ll), 164 mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW), 165 mStarted(false) { 166} 167 168NuPlayer::~NuPlayer() { 169} 170 171void NuPlayer::setUID(uid_t uid) { 172 mUIDValid = true; 173 mUID = uid; 174} 175 176void NuPlayer::setDriver(const wp<NuPlayerDriver> &driver) { 177 mDriver = driver; 178} 179 180void NuPlayer::setDataSourceAsync(const sp<IStreamSource> &source) { 181 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 182 183 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 184 185 msg->setObject("source", new StreamingSource(notify, source)); 186 msg->post(); 187} 188 189static bool IsHTTPLiveURL(const char *url) { 190 if (!strncasecmp("http://", url, 7) 191 || !strncasecmp("https://", url, 8) 192 || !strncasecmp("file://", url, 7)) { 193 size_t len = strlen(url); 194 if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) { 195 return true; 196 } 197 198 if (strstr(url,"m3u8")) { 199 return true; 200 } 201 } 202 203 return false; 204} 205 206void NuPlayer::setDataSourceAsync( 207 const sp<IMediaHTTPService> &httpService, 208 const char *url, 209 const KeyedVector<String8, String8> *headers) { 210 211 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 212 size_t len = strlen(url); 213 214 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 215 216 sp<Source> source; 217 if (IsHTTPLiveURL(url)) { 218 source = new HTTPLiveSource(notify, httpService, url, headers); 219 } else if (!strncasecmp(url, "rtsp://", 7)) { 220 source = new RTSPSource( 221 notify, httpService, url, headers, mUIDValid, mUID); 222 } else if ((!strncasecmp(url, "http://", 7) 223 || !strncasecmp(url, "https://", 8)) 224 && ((len >= 4 && !strcasecmp(".sdp", &url[len - 4])) 225 || strstr(url, ".sdp?"))) { 226 source = new RTSPSource( 227 notify, httpService, url, headers, mUIDValid, mUID, true); 228 } else { 229 sp<GenericSource> genericSource = 230 new GenericSource(notify, mUIDValid, mUID); 231 // Don't set FLAG_SECURE on mSourceFlags here for widevine. 232 // The correct flags will be updated in Source::kWhatFlagsChanged 233 // handler when GenericSource is prepared. 234 235 status_t err = genericSource->setDataSource(httpService, url, headers); 236 237 if (err == OK) { 238 source = genericSource; 239 } else { 240 ALOGE("Failed to set data source!"); 241 } 242 } 243 msg->setObject("source", source); 244 msg->post(); 245} 246 247void NuPlayer::setDataSourceAsync(int fd, int64_t offset, int64_t length) { 248 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 249 250 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 251 252 sp<GenericSource> source = 253 new GenericSource(notify, mUIDValid, mUID); 254 255 status_t err = source->setDataSource(fd, offset, length); 256 257 if (err != OK) { 258 ALOGE("Failed to set data source!"); 259 source = NULL; 260 } 261 262 msg->setObject("source", source); 263 msg->post(); 264} 265 266void NuPlayer::prepareAsync() { 267 (new AMessage(kWhatPrepare, id()))->post(); 268} 269 270void NuPlayer::setVideoSurfaceTextureAsync( 271 const sp<IGraphicBufferProducer> &bufferProducer) { 272 sp<AMessage> msg = new AMessage(kWhatSetVideoNativeWindow, id()); 273 274 if (bufferProducer == NULL) { 275 msg->setObject("native-window", NULL); 276 } else { 277 msg->setObject( 278 "native-window", 279 new NativeWindowWrapper( 280 new Surface(bufferProducer))); 281 } 282 283 msg->post(); 284} 285 286void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) { 287 sp<AMessage> msg = new AMessage(kWhatSetAudioSink, id()); 288 msg->setObject("sink", sink); 289 msg->post(); 290} 291 292void NuPlayer::start() { 293 (new AMessage(kWhatStart, id()))->post(); 294} 295 296void NuPlayer::pause() { 297 (new AMessage(kWhatPause, id()))->post(); 298} 299 300void NuPlayer::resume() { 301 (new AMessage(kWhatResume, id()))->post(); 302} 303 304void NuPlayer::resetAsync() { 305 (new AMessage(kWhatReset, id()))->post(); 306} 307 308void NuPlayer::seekToAsync(int64_t seekTimeUs) { 309 sp<AMessage> msg = new AMessage(kWhatSeek, id()); 310 msg->setInt64("seekTimeUs", seekTimeUs); 311 msg->post(); 312} 313 314// static 315bool NuPlayer::IsFlushingState(FlushStatus state, bool *needShutdown) { 316 switch (state) { 317 case FLUSHING_DECODER: 318 if (needShutdown != NULL) { 319 *needShutdown = false; 320 } 321 return true; 322 323 case FLUSHING_DECODER_SHUTDOWN: 324 if (needShutdown != NULL) { 325 *needShutdown = true; 326 } 327 return true; 328 329 default: 330 return false; 331 } 332} 333 334void NuPlayer::writeTrackInfo( 335 Parcel* reply, const sp<AMessage> format) const { 336 int32_t trackType; 337 CHECK(format->findInt32("type", &trackType)); 338 339 AString lang; 340 CHECK(format->findString("language", &lang)); 341 342 reply->writeInt32(2); // write something non-zero 343 reply->writeInt32(trackType); 344 reply->writeString16(String16(lang.c_str())); 345 346 if (trackType == MEDIA_TRACK_TYPE_SUBTITLE) { 347 AString mime; 348 CHECK(format->findString("mime", &mime)); 349 350 int32_t isAuto, isDefault, isForced; 351 CHECK(format->findInt32("auto", &isAuto)); 352 CHECK(format->findInt32("default", &isDefault)); 353 CHECK(format->findInt32("forced", &isForced)); 354 355 reply->writeString16(String16(mime.c_str())); 356 reply->writeInt32(isAuto); 357 reply->writeInt32(isDefault); 358 reply->writeInt32(isForced); 359 } 360} 361 362void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { 363 switch (msg->what()) { 364 case kWhatSetDataSource: 365 { 366 ALOGV("kWhatSetDataSource"); 367 368 CHECK(mSource == NULL); 369 370 status_t err = OK; 371 sp<RefBase> obj; 372 CHECK(msg->findObject("source", &obj)); 373 if (obj != NULL) { 374 mSource = static_cast<Source *>(obj.get()); 375 } else { 376 err = UNKNOWN_ERROR; 377 } 378 379 CHECK(mDriver != NULL); 380 sp<NuPlayerDriver> driver = mDriver.promote(); 381 if (driver != NULL) { 382 driver->notifySetDataSourceCompleted(err); 383 } 384 break; 385 } 386 387 case kWhatPrepare: 388 { 389 mSource->prepareAsync(); 390 break; 391 } 392 393 case kWhatGetTrackInfo: 394 { 395 uint32_t replyID; 396 CHECK(msg->senderAwaitsResponse(&replyID)); 397 398 Parcel* reply; 399 CHECK(msg->findPointer("reply", (void**)&reply)); 400 401 size_t inbandTracks = 0; 402 if (mSource != NULL) { 403 inbandTracks = mSource->getTrackCount(); 404 } 405 406 size_t ccTracks = 0; 407 if (mCCDecoder != NULL) { 408 ccTracks = mCCDecoder->getTrackCount(); 409 } 410 411 // total track count 412 reply->writeInt32(inbandTracks + ccTracks); 413 414 // write inband tracks 415 for (size_t i = 0; i < inbandTracks; ++i) { 416 writeTrackInfo(reply, mSource->getTrackInfo(i)); 417 } 418 419 // write CC track 420 for (size_t i = 0; i < ccTracks; ++i) { 421 writeTrackInfo(reply, mCCDecoder->getTrackInfo(i)); 422 } 423 424 sp<AMessage> response = new AMessage; 425 response->postReply(replyID); 426 break; 427 } 428 429 case kWhatGetSelectedTrack: 430 { 431 status_t err = INVALID_OPERATION; 432 if (mSource != NULL) { 433 err = OK; 434 435 int32_t type32; 436 CHECK(msg->findInt32("type", (int32_t*)&type32)); 437 media_track_type type = (media_track_type)type32; 438 ssize_t selectedTrack = mSource->getSelectedTrack(type); 439 440 Parcel* reply; 441 CHECK(msg->findPointer("reply", (void**)&reply)); 442 reply->writeInt32(selectedTrack); 443 } 444 445 sp<AMessage> response = new AMessage; 446 response->setInt32("err", err); 447 448 uint32_t replyID; 449 CHECK(msg->senderAwaitsResponse(&replyID)); 450 response->postReply(replyID); 451 break; 452 } 453 454 case kWhatSelectTrack: 455 { 456 uint32_t replyID; 457 CHECK(msg->senderAwaitsResponse(&replyID)); 458 459 size_t trackIndex; 460 int32_t select; 461 CHECK(msg->findSize("trackIndex", &trackIndex)); 462 CHECK(msg->findInt32("select", &select)); 463 464 status_t err = INVALID_OPERATION; 465 466 size_t inbandTracks = 0; 467 if (mSource != NULL) { 468 inbandTracks = mSource->getTrackCount(); 469 } 470 size_t ccTracks = 0; 471 if (mCCDecoder != NULL) { 472 ccTracks = mCCDecoder->getTrackCount(); 473 } 474 475 if (trackIndex < inbandTracks) { 476 err = mSource->selectTrack(trackIndex, select); 477 478 if (!select && err == OK) { 479 int32_t type; 480 sp<AMessage> info = mSource->getTrackInfo(trackIndex); 481 if (info != NULL 482 && info->findInt32("type", &type) 483 && type == MEDIA_TRACK_TYPE_TIMEDTEXT) { 484 ++mTimedTextGeneration; 485 } 486 } 487 } else { 488 trackIndex -= inbandTracks; 489 490 if (trackIndex < ccTracks) { 491 err = mCCDecoder->selectTrack(trackIndex, select); 492 } 493 } 494 495 sp<AMessage> response = new AMessage; 496 response->setInt32("err", err); 497 498 response->postReply(replyID); 499 break; 500 } 501 502 case kWhatPollDuration: 503 { 504 int32_t generation; 505 CHECK(msg->findInt32("generation", &generation)); 506 507 if (generation != mPollDurationGeneration) { 508 // stale 509 break; 510 } 511 512 int64_t durationUs; 513 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 514 sp<NuPlayerDriver> driver = mDriver.promote(); 515 if (driver != NULL) { 516 driver->notifyDuration(durationUs); 517 } 518 } 519 520 msg->post(1000000ll); // poll again in a second. 521 break; 522 } 523 524 case kWhatSetVideoNativeWindow: 525 { 526 ALOGV("kWhatSetVideoNativeWindow"); 527 528 mDeferredActions.push_back( 529 new ShutdownDecoderAction( 530 false /* audio */, true /* video */)); 531 532 sp<RefBase> obj; 533 CHECK(msg->findObject("native-window", &obj)); 534 535 mDeferredActions.push_back( 536 new SetSurfaceAction( 537 static_cast<NativeWindowWrapper *>(obj.get()))); 538 539 if (obj != NULL) { 540 // If there is a new surface texture, instantiate decoders 541 // again if possible. 542 mDeferredActions.push_back( 543 new SimpleAction(&NuPlayer::performScanSources)); 544 } 545 546 processDeferredActions(); 547 break; 548 } 549 550 case kWhatSetAudioSink: 551 { 552 ALOGV("kWhatSetAudioSink"); 553 554 sp<RefBase> obj; 555 CHECK(msg->findObject("sink", &obj)); 556 557 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 558 break; 559 } 560 561 case kWhatStart: 562 { 563 ALOGV("kWhatStart"); 564 565 mVideoIsAVC = false; 566 mOffloadAudio = false; 567 mAudioEOS = false; 568 mVideoEOS = false; 569 mSkipRenderingAudioUntilMediaTimeUs = -1; 570 mSkipRenderingVideoUntilMediaTimeUs = -1; 571 mVideoLateByUs = 0; 572 mNumFramesTotal = 0; 573 mNumFramesDropped = 0; 574 mStarted = true; 575 576 /* instantiate decoders now for secure playback */ 577 if (mSourceFlags & Source::FLAG_SECURE) { 578 if (mNativeWindow != NULL) { 579 instantiateDecoder(false, &mVideoDecoder); 580 } 581 582 if (mAudioSink != NULL) { 583 instantiateDecoder(true, &mAudioDecoder); 584 } 585 } 586 587 mSource->start(); 588 589 uint32_t flags = 0; 590 591 if (mSource->isRealTime()) { 592 flags |= Renderer::FLAG_REAL_TIME; 593 } 594 595 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 596 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 597 if (mAudioSink != NULL) { 598 streamType = mAudioSink->getAudioStreamType(); 599 } 600 601 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 602 603 mOffloadAudio = 604 canOffloadStream(audioMeta, (videoFormat != NULL), 605 true /* is_streaming */, streamType); 606 if (mOffloadAudio) { 607 flags |= Renderer::FLAG_OFFLOAD_AUDIO; 608 } 609 610 mRenderer = new Renderer( 611 mAudioSink, 612 new AMessage(kWhatRendererNotify, id()), 613 flags); 614 615 mRendererLooper = new ALooper; 616 mRendererLooper->setName("NuPlayerRenderer"); 617 mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO); 618 mRendererLooper->registerHandler(mRenderer); 619 620 postScanSources(); 621 break; 622 } 623 624 case kWhatScanSources: 625 { 626 int32_t generation; 627 CHECK(msg->findInt32("generation", &generation)); 628 if (generation != mScanSourcesGeneration) { 629 // Drop obsolete msg. 630 break; 631 } 632 633 mScanSourcesPending = false; 634 635 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 636 mAudioDecoder != NULL, mVideoDecoder != NULL); 637 638 bool mHadAnySourcesBefore = 639 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 640 641 if (mNativeWindow != NULL) { 642 instantiateDecoder(false, &mVideoDecoder); 643 } 644 645 if (mAudioSink != NULL) { 646 instantiateDecoder(true, &mAudioDecoder); 647 } 648 649 if (!mHadAnySourcesBefore 650 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 651 // This is the first time we've found anything playable. 652 653 if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) { 654 schedulePollDuration(); 655 } 656 } 657 658 status_t err; 659 if ((err = mSource->feedMoreTSData()) != OK) { 660 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 661 // We're not currently decoding anything (no audio or 662 // video tracks found) and we just ran out of input data. 663 664 if (err == ERROR_END_OF_STREAM) { 665 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 666 } else { 667 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 668 } 669 } 670 break; 671 } 672 673 if ((mAudioDecoder == NULL && mAudioSink != NULL) 674 || (mVideoDecoder == NULL && mNativeWindow != NULL)) { 675 msg->post(100000ll); 676 mScanSourcesPending = true; 677 } 678 break; 679 } 680 681 case kWhatVideoNotify: 682 case kWhatAudioNotify: 683 { 684 bool audio = msg->what() == kWhatAudioNotify; 685 686 int32_t what; 687 CHECK(msg->findInt32("what", &what)); 688 689 if (what == Decoder::kWhatFillThisBuffer) { 690 status_t err = feedDecoderInputData( 691 audio, msg); 692 693 if (err == -EWOULDBLOCK) { 694 if (mSource->feedMoreTSData() == OK) { 695 msg->post(10000ll); 696 } 697 } 698 } else if (what == Decoder::kWhatEOS) { 699 int32_t err; 700 CHECK(msg->findInt32("err", &err)); 701 702 if (err == ERROR_END_OF_STREAM) { 703 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 704 } else { 705 ALOGV("got %s decoder EOS w/ error %d", 706 audio ? "audio" : "video", 707 err); 708 } 709 710 mRenderer->queueEOS(audio, err); 711 } else if (what == Decoder::kWhatFlushCompleted) { 712 bool needShutdown; 713 714 if (audio) { 715 CHECK(IsFlushingState(mFlushingAudio, &needShutdown)); 716 mFlushingAudio = FLUSHED; 717 } else { 718 CHECK(IsFlushingState(mFlushingVideo, &needShutdown)); 719 mFlushingVideo = FLUSHED; 720 721 mVideoLateByUs = 0; 722 } 723 724 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 725 726 if (needShutdown) { 727 ALOGV("initiating %s decoder shutdown", 728 audio ? "audio" : "video"); 729 730 (audio ? mAudioDecoder : mVideoDecoder)->initiateShutdown(); 731 732 if (audio) { 733 mFlushingAudio = SHUTTING_DOWN_DECODER; 734 } else { 735 mFlushingVideo = SHUTTING_DOWN_DECODER; 736 } 737 } 738 739 finishFlushIfPossible(); 740 } else if (what == Decoder::kWhatOutputFormatChanged) { 741 sp<AMessage> format; 742 CHECK(msg->findMessage("format", &format)); 743 744 if (audio) { 745 int32_t numChannels; 746 CHECK(format->findInt32( 747 "channel-count", &numChannels)); 748 749 int32_t sampleRate; 750 CHECK(format->findInt32("sample-rate", &sampleRate)); 751 752 ALOGV("Audio output format changed to %d Hz, %d channels", 753 sampleRate, numChannels); 754 755 mAudioSink->close(); 756 757 uint32_t flags; 758 int64_t durationUs; 759 // FIXME: we should handle the case where the video decoder 760 // is created after we receive the format change indication. 761 // Current code will just make that we select deep buffer 762 // with video which should not be a problem as it should 763 // not prevent from keeping A/V sync. 764 if (mVideoDecoder == NULL && 765 mSource->getDuration(&durationUs) == OK && 766 durationUs 767 > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) { 768 flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 769 } else { 770 flags = AUDIO_OUTPUT_FLAG_NONE; 771 } 772 773 int32_t channelMask; 774 if (!format->findInt32("channel-mask", &channelMask)) { 775 channelMask = CHANNEL_MASK_USE_CHANNEL_ORDER; 776 } 777 778 if (mOffloadAudio) { 779 audio_format_t audioFormat = AUDIO_FORMAT_PCM_16_BIT; 780 audio_offload_info_t offloadInfo = 781 AUDIO_INFO_INITIALIZER; 782 783 AString mime; 784 CHECK(format->findString("mime", &mime)); 785 786 status_t err = 787 mapMimeToAudioFormat(audioFormat, mime.c_str()); 788 if (err != OK) { 789 ALOGE("Couldn't map mime \"%s\" to a valid " 790 "audio_format", mime.c_str()); 791 mOffloadAudio = false; 792 } else { 793 ALOGV("Mime \"%s\" mapped to audio_format 0x%x", 794 mime.c_str(), audioFormat); 795 796 int32_t aacProfile = -1; 797 if (audioFormat == AUDIO_FORMAT_AAC 798 && format->findInt32("aac-profile", &aacProfile)) { 799 // Redefine AAC format as per aac profile 800 mapAACProfileToAudioFormat( 801 audioFormat, 802 aacProfile); 803 } 804 805 flags |= AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 806 807 offloadInfo.duration_us = -1; 808 format->findInt64( 809 "durationUs", &offloadInfo.duration_us); 810 811 int avgBitRate = -1; 812 format->findInt32("bit-rate", &avgBitRate); 813 814 offloadInfo.sample_rate = sampleRate; 815 offloadInfo.channel_mask = channelMask; 816 offloadInfo.format = audioFormat; 817 offloadInfo.stream_type = AUDIO_STREAM_MUSIC; 818 offloadInfo.bit_rate = avgBitRate; 819 offloadInfo.has_video = (mVideoDecoder != NULL); 820 offloadInfo.is_streaming = true; 821 822 ALOGV("try to open AudioSink in offload mode"); 823 err = mAudioSink->open( 824 sampleRate, 825 numChannels, 826 (audio_channel_mask_t)channelMask, 827 audioFormat, 828 8 /* bufferCount */, 829 &NuPlayer::Renderer::AudioSinkCallback, 830 mRenderer.get(), 831 (audio_output_flags_t)flags, 832 &offloadInfo); 833 834 if (err == OK) { 835 // If the playback is offloaded to h/w, we pass 836 // the HAL some metadata information. 837 // We don't want to do this for PCM because it 838 // will be going through the AudioFlinger mixer 839 // before reaching the hardware. 840 sp<MetaData> audioMeta = 841 mSource->getFormatMeta(true /* audio */); 842 sendMetaDataToHal(mAudioSink, audioMeta); 843 844 err = mAudioSink->start(); 845 } 846 } 847 848 if (err != OK) { 849 // Clean up, fall back to non offload mode. 850 mAudioSink->close(); 851 mAudioDecoder.clear(); 852 mRenderer->signalDisableOffloadAudio(); 853 mOffloadAudio = false; 854 855 instantiateDecoder( 856 true /* audio */, &mAudioDecoder); 857 } 858 } 859 860 if (!mOffloadAudio) { 861 flags &= ~AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 862 ALOGV("open AudioSink in NON-offload mode"); 863 CHECK_EQ(mAudioSink->open( 864 sampleRate, 865 numChannels, 866 (audio_channel_mask_t)channelMask, 867 AUDIO_FORMAT_PCM_16_BIT, 868 8 /* bufferCount */, 869 NULL, 870 NULL, 871 (audio_output_flags_t)flags), 872 (status_t)OK); 873 mAudioSink->start(); 874 } 875 876 mRenderer->signalAudioSinkChanged(); 877 } else { 878 // video 879 sp<AMessage> inputFormat = 880 mSource->getFormat(false /* audio */); 881 882 updateVideoSize(inputFormat, format); 883 } 884 } else if (what == Decoder::kWhatShutdownCompleted) { 885 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 886 if (audio) { 887 mAudioDecoder.clear(); 888 889 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 890 mFlushingAudio = SHUT_DOWN; 891 } else { 892 mVideoDecoder.clear(); 893 894 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 895 mFlushingVideo = SHUT_DOWN; 896 } 897 898 finishFlushIfPossible(); 899 } else if (what == Decoder::kWhatError) { 900 ALOGE("Received error from %s decoder, aborting playback.", 901 audio ? "audio" : "video"); 902 903 status_t err; 904 if (!msg->findInt32("err", &err)) { 905 err = UNKNOWN_ERROR; 906 } 907 mRenderer->queueEOS(audio, err); 908 } else if (what == Decoder::kWhatDrainThisBuffer) { 909 renderBuffer(audio, msg); 910 } else { 911 ALOGV("Unhandled decoder notification %d '%c%c%c%c'.", 912 what, 913 what >> 24, 914 (what >> 16) & 0xff, 915 (what >> 8) & 0xff, 916 what & 0xff); 917 } 918 919 break; 920 } 921 922 case kWhatRendererNotify: 923 { 924 int32_t what; 925 CHECK(msg->findInt32("what", &what)); 926 927 if (what == Renderer::kWhatEOS) { 928 int32_t audio; 929 CHECK(msg->findInt32("audio", &audio)); 930 931 int32_t finalResult; 932 CHECK(msg->findInt32("finalResult", &finalResult)); 933 934 if (audio) { 935 mAudioEOS = true; 936 } else { 937 mVideoEOS = true; 938 } 939 940 if (finalResult == ERROR_END_OF_STREAM) { 941 ALOGV("reached %s EOS", audio ? "audio" : "video"); 942 } else { 943 ALOGE("%s track encountered an error (%d)", 944 audio ? "audio" : "video", finalResult); 945 946 notifyListener( 947 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); 948 } 949 950 if ((mAudioEOS || mAudioDecoder == NULL) 951 && (mVideoEOS || mVideoDecoder == NULL)) { 952 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 953 } 954 } else if (what == Renderer::kWhatPosition) { 955 int64_t positionUs; 956 CHECK(msg->findInt64("positionUs", &positionUs)); 957 958 CHECK(msg->findInt64("videoLateByUs", &mVideoLateByUs)); 959 960 if (mDriver != NULL) { 961 sp<NuPlayerDriver> driver = mDriver.promote(); 962 if (driver != NULL) { 963 driver->notifyPosition(positionUs); 964 965 driver->notifyFrameStats( 966 mNumFramesTotal, mNumFramesDropped); 967 } 968 } 969 } else if (what == Renderer::kWhatFlushComplete) { 970 int32_t audio; 971 CHECK(msg->findInt32("audio", &audio)); 972 973 ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); 974 } else if (what == Renderer::kWhatVideoRenderingStart) { 975 notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); 976 } else if (what == Renderer::kWhatMediaRenderingStart) { 977 ALOGV("media rendering started"); 978 notifyListener(MEDIA_STARTED, 0, 0); 979 } else if (what == Renderer::kWhatAudioOffloadTearDown) { 980 ALOGV("Tear down audio offload, fall back to s/w path"); 981 int64_t positionUs; 982 CHECK(msg->findInt64("positionUs", &positionUs)); 983 mAudioSink->close(); 984 mAudioDecoder.clear(); 985 mRenderer->flush(true /* audio */); 986 if (mVideoDecoder != NULL) { 987 mRenderer->flush(false /* audio */); 988 } 989 mRenderer->signalDisableOffloadAudio(); 990 mOffloadAudio = false; 991 992 performSeek(positionUs); 993 instantiateDecoder(true /* audio */, &mAudioDecoder); 994 } 995 break; 996 } 997 998 case kWhatMoreDataQueued: 999 { 1000 break; 1001 } 1002 1003 case kWhatReset: 1004 { 1005 ALOGV("kWhatReset"); 1006 1007 mDeferredActions.push_back( 1008 new ShutdownDecoderAction( 1009 true /* audio */, true /* video */)); 1010 1011 mDeferredActions.push_back( 1012 new SimpleAction(&NuPlayer::performReset)); 1013 1014 processDeferredActions(); 1015 break; 1016 } 1017 1018 case kWhatSeek: 1019 { 1020 int64_t seekTimeUs; 1021 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 1022 1023 ALOGV("kWhatSeek seekTimeUs=%lld us", seekTimeUs); 1024 1025 mDeferredActions.push_back( 1026 new SimpleAction(&NuPlayer::performDecoderFlush)); 1027 1028 mDeferredActions.push_back(new SeekAction(seekTimeUs)); 1029 1030 processDeferredActions(); 1031 break; 1032 } 1033 1034 case kWhatPause: 1035 { 1036 CHECK(mRenderer != NULL); 1037 mSource->pause(); 1038 mRenderer->pause(); 1039 break; 1040 } 1041 1042 case kWhatResume: 1043 { 1044 CHECK(mRenderer != NULL); 1045 mSource->resume(); 1046 mRenderer->resume(); 1047 break; 1048 } 1049 1050 case kWhatSourceNotify: 1051 { 1052 onSourceNotify(msg); 1053 break; 1054 } 1055 1056 case kWhatClosedCaptionNotify: 1057 { 1058 onClosedCaptionNotify(msg); 1059 break; 1060 } 1061 1062 default: 1063 TRESPASS(); 1064 break; 1065 } 1066} 1067 1068void NuPlayer::finishFlushIfPossible() { 1069 if (mFlushingAudio != FLUSHED && mFlushingAudio != SHUT_DOWN) { 1070 return; 1071 } 1072 1073 if (mFlushingVideo != FLUSHED && mFlushingVideo != SHUT_DOWN) { 1074 return; 1075 } 1076 1077 ALOGV("both audio and video are flushed now."); 1078 1079 if (mTimeDiscontinuityPending) { 1080 mRenderer->signalTimeDiscontinuity(); 1081 mTimeDiscontinuityPending = false; 1082 } 1083 1084 if (mAudioDecoder != NULL) { 1085 mAudioDecoder->signalResume(); 1086 } 1087 1088 if (mVideoDecoder != NULL) { 1089 mVideoDecoder->signalResume(); 1090 } 1091 1092 mFlushingAudio = NONE; 1093 mFlushingVideo = NONE; 1094 1095 processDeferredActions(); 1096} 1097 1098void NuPlayer::postScanSources() { 1099 if (mScanSourcesPending) { 1100 return; 1101 } 1102 1103 sp<AMessage> msg = new AMessage(kWhatScanSources, id()); 1104 msg->setInt32("generation", mScanSourcesGeneration); 1105 msg->post(); 1106 1107 mScanSourcesPending = true; 1108} 1109 1110status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) { 1111 if (*decoder != NULL) { 1112 return OK; 1113 } 1114 1115 sp<AMessage> format = mSource->getFormat(audio); 1116 1117 if (format == NULL) { 1118 return -EWOULDBLOCK; 1119 } 1120 1121 if (!audio) { 1122 AString mime; 1123 CHECK(format->findString("mime", &mime)); 1124 mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str()); 1125 1126 sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, id()); 1127 mCCDecoder = new CCDecoder(ccNotify); 1128 1129 if (mSourceFlags & Source::FLAG_SECURE) { 1130 format->setInt32("secure", true); 1131 } 1132 } 1133 1134 sp<AMessage> notify = 1135 new AMessage(audio ? kWhatAudioNotify : kWhatVideoNotify, 1136 id()); 1137 1138 if (audio) { 1139 if (mOffloadAudio) { 1140 *decoder = new DecoderPassThrough(notify); 1141 } else { 1142 *decoder = new Decoder(notify); 1143 } 1144 } else { 1145 *decoder = new Decoder(notify, mNativeWindow); 1146 } 1147 (*decoder)->init(); 1148 (*decoder)->configure(format); 1149 1150 // allocate buffers to decrypt widevine source buffers 1151 if (!audio && (mSourceFlags & Source::FLAG_SECURE)) { 1152 Vector<sp<ABuffer> > inputBufs; 1153 CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK); 1154 1155 Vector<MediaBuffer *> mediaBufs; 1156 for (size_t i = 0; i < inputBufs.size(); i++) { 1157 const sp<ABuffer> &buffer = inputBufs[i]; 1158 MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size()); 1159 mediaBufs.push(mbuf); 1160 } 1161 1162 status_t err = mSource->setBuffers(audio, mediaBufs); 1163 if (err != OK) { 1164 for (size_t i = 0; i < mediaBufs.size(); ++i) { 1165 mediaBufs[i]->release(); 1166 } 1167 mediaBufs.clear(); 1168 ALOGE("Secure source didn't support secure mediaBufs."); 1169 return err; 1170 } 1171 } 1172 return OK; 1173} 1174 1175status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) { 1176 sp<AMessage> reply; 1177 CHECK(msg->findMessage("reply", &reply)); 1178 1179 if ((audio && IsFlushingState(mFlushingAudio)) 1180 || (!audio && IsFlushingState(mFlushingVideo))) { 1181 reply->setInt32("err", INFO_DISCONTINUITY); 1182 reply->post(); 1183 return OK; 1184 } 1185 1186 sp<ABuffer> accessUnit; 1187 1188 bool dropAccessUnit; 1189 do { 1190 status_t err = mSource->dequeueAccessUnit(audio, &accessUnit); 1191 1192 if (err == -EWOULDBLOCK) { 1193 return err; 1194 } else if (err != OK) { 1195 if (err == INFO_DISCONTINUITY) { 1196 int32_t type; 1197 CHECK(accessUnit->meta()->findInt32("discontinuity", &type)); 1198 1199 bool formatChange = 1200 (audio && 1201 (type & ATSParser::DISCONTINUITY_AUDIO_FORMAT)) 1202 || (!audio && 1203 (type & ATSParser::DISCONTINUITY_VIDEO_FORMAT)); 1204 1205 bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0; 1206 1207 ALOGI("%s discontinuity (formatChange=%d, time=%d)", 1208 audio ? "audio" : "video", formatChange, timeChange); 1209 1210 if (audio) { 1211 mSkipRenderingAudioUntilMediaTimeUs = -1; 1212 } else { 1213 mSkipRenderingVideoUntilMediaTimeUs = -1; 1214 } 1215 1216 if (timeChange) { 1217 sp<AMessage> extra; 1218 if (accessUnit->meta()->findMessage("extra", &extra) 1219 && extra != NULL) { 1220 int64_t resumeAtMediaTimeUs; 1221 if (extra->findInt64( 1222 "resume-at-mediatimeUs", &resumeAtMediaTimeUs)) { 1223 ALOGI("suppressing rendering of %s until %lld us", 1224 audio ? "audio" : "video", resumeAtMediaTimeUs); 1225 1226 if (audio) { 1227 mSkipRenderingAudioUntilMediaTimeUs = 1228 resumeAtMediaTimeUs; 1229 } else { 1230 mSkipRenderingVideoUntilMediaTimeUs = 1231 resumeAtMediaTimeUs; 1232 } 1233 } 1234 } 1235 } 1236 1237 mTimeDiscontinuityPending = 1238 mTimeDiscontinuityPending || timeChange; 1239 1240 if (mFlushingAudio == NONE && mFlushingVideo == NONE) { 1241 // And we'll resume scanning sources once we're done 1242 // flushing. 1243 mDeferredActions.push_front( 1244 new SimpleAction( 1245 &NuPlayer::performScanSources)); 1246 } 1247 1248 if (formatChange || timeChange) { 1249 1250 sp<AMessage> newFormat = mSource->getFormat(audio); 1251 sp<Decoder> &decoder = audio ? mAudioDecoder : mVideoDecoder; 1252 if (formatChange && !decoder->supportsSeamlessFormatChange(newFormat)) { 1253 flushDecoder(audio, /* needShutdown = */ true); 1254 } else { 1255 flushDecoder(audio, /* needShutdown = */ false); 1256 err = OK; 1257 } 1258 } else { 1259 // This stream is unaffected by the discontinuity 1260 1261 if (audio) { 1262 mFlushingAudio = FLUSHED; 1263 } else { 1264 mFlushingVideo = FLUSHED; 1265 } 1266 1267 finishFlushIfPossible(); 1268 1269 return -EWOULDBLOCK; 1270 } 1271 } 1272 1273 reply->setInt32("err", err); 1274 reply->post(); 1275 return OK; 1276 } 1277 1278 if (!audio) { 1279 ++mNumFramesTotal; 1280 } 1281 1282 dropAccessUnit = false; 1283 if (!audio 1284 && !(mSourceFlags & Source::FLAG_SECURE) 1285 && mVideoLateByUs > 100000ll 1286 && mVideoIsAVC 1287 && !IsAVCReferenceFrame(accessUnit)) { 1288 dropAccessUnit = true; 1289 ++mNumFramesDropped; 1290 } 1291 } while (dropAccessUnit); 1292 1293 // ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video"); 1294 1295#if 0 1296 int64_t mediaTimeUs; 1297 CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs)); 1298 ALOGV("feeding %s input buffer at media time %.2f secs", 1299 audio ? "audio" : "video", 1300 mediaTimeUs / 1E6); 1301#endif 1302 1303 if (!audio) { 1304 mCCDecoder->decode(accessUnit); 1305 } 1306 1307 reply->setBuffer("buffer", accessUnit); 1308 reply->post(); 1309 1310 return OK; 1311} 1312 1313void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) { 1314 // ALOGV("renderBuffer %s", audio ? "audio" : "video"); 1315 1316 sp<AMessage> reply; 1317 CHECK(msg->findMessage("reply", &reply)); 1318 1319 if (IsFlushingState(audio ? mFlushingAudio : mFlushingVideo)) { 1320 // We're currently attempting to flush the decoder, in order 1321 // to complete this, the decoder wants all its buffers back, 1322 // so we don't want any output buffers it sent us (from before 1323 // we initiated the flush) to be stuck in the renderer's queue. 1324 1325 ALOGV("we're still flushing the %s decoder, sending its output buffer" 1326 " right back.", audio ? "audio" : "video"); 1327 1328 reply->post(); 1329 return; 1330 } 1331 1332 sp<ABuffer> buffer; 1333 CHECK(msg->findBuffer("buffer", &buffer)); 1334 1335 int64_t mediaTimeUs; 1336 CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs)); 1337 1338 int64_t &skipUntilMediaTimeUs = 1339 audio 1340 ? mSkipRenderingAudioUntilMediaTimeUs 1341 : mSkipRenderingVideoUntilMediaTimeUs; 1342 1343 if (skipUntilMediaTimeUs >= 0) { 1344 1345 if (mediaTimeUs < skipUntilMediaTimeUs) { 1346 ALOGV("dropping %s buffer at time %lld as requested.", 1347 audio ? "audio" : "video", 1348 mediaTimeUs); 1349 1350 reply->post(); 1351 return; 1352 } 1353 1354 skipUntilMediaTimeUs = -1; 1355 } 1356 1357 if (!audio && mCCDecoder->isSelected()) { 1358 mCCDecoder->display(mediaTimeUs); 1359 } 1360 1361 mRenderer->queueBuffer(audio, buffer, reply); 1362} 1363 1364void NuPlayer::updateVideoSize( 1365 const sp<AMessage> &inputFormat, 1366 const sp<AMessage> &outputFormat) { 1367 if (inputFormat == NULL) { 1368 ALOGW("Unknown video size, reporting 0x0!"); 1369 notifyListener(MEDIA_SET_VIDEO_SIZE, 0, 0); 1370 return; 1371 } 1372 1373 int32_t displayWidth, displayHeight; 1374 int32_t cropLeft, cropTop, cropRight, cropBottom; 1375 1376 if (outputFormat != NULL) { 1377 int32_t width, height; 1378 CHECK(outputFormat->findInt32("width", &width)); 1379 CHECK(outputFormat->findInt32("height", &height)); 1380 1381 int32_t cropLeft, cropTop, cropRight, cropBottom; 1382 CHECK(outputFormat->findRect( 1383 "crop", 1384 &cropLeft, &cropTop, &cropRight, &cropBottom)); 1385 1386 displayWidth = cropRight - cropLeft + 1; 1387 displayHeight = cropBottom - cropTop + 1; 1388 1389 ALOGV("Video output format changed to %d x %d " 1390 "(crop: %d x %d @ (%d, %d))", 1391 width, height, 1392 displayWidth, 1393 displayHeight, 1394 cropLeft, cropTop); 1395 } else { 1396 CHECK(inputFormat->findInt32("width", &displayWidth)); 1397 CHECK(inputFormat->findInt32("height", &displayHeight)); 1398 1399 ALOGV("Video input format %d x %d", displayWidth, displayHeight); 1400 } 1401 1402 // Take into account sample aspect ratio if necessary: 1403 int32_t sarWidth, sarHeight; 1404 if (inputFormat->findInt32("sar-width", &sarWidth) 1405 && inputFormat->findInt32("sar-height", &sarHeight)) { 1406 ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight); 1407 1408 displayWidth = (displayWidth * sarWidth) / sarHeight; 1409 1410 ALOGV("display dimensions %d x %d", displayWidth, displayHeight); 1411 } 1412 1413 int32_t rotationDegrees; 1414 if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) { 1415 rotationDegrees = 0; 1416 } 1417 1418 if (rotationDegrees == 90 || rotationDegrees == 270) { 1419 int32_t tmp = displayWidth; 1420 displayWidth = displayHeight; 1421 displayHeight = tmp; 1422 } 1423 1424 notifyListener( 1425 MEDIA_SET_VIDEO_SIZE, 1426 displayWidth, 1427 displayHeight); 1428} 1429 1430void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1431 if (mDriver == NULL) { 1432 return; 1433 } 1434 1435 sp<NuPlayerDriver> driver = mDriver.promote(); 1436 1437 if (driver == NULL) { 1438 return; 1439 } 1440 1441 driver->notifyListener(msg, ext1, ext2, in); 1442} 1443 1444void NuPlayer::flushDecoder(bool audio, bool needShutdown) { 1445 ALOGV("[%s] flushDecoder needShutdown=%d", 1446 audio ? "audio" : "video", needShutdown); 1447 1448 if ((audio && mAudioDecoder == NULL) || (!audio && mVideoDecoder == NULL)) { 1449 ALOGI("flushDecoder %s without decoder present", 1450 audio ? "audio" : "video"); 1451 } 1452 1453 // Make sure we don't continue to scan sources until we finish flushing. 1454 ++mScanSourcesGeneration; 1455 mScanSourcesPending = false; 1456 1457 (audio ? mAudioDecoder : mVideoDecoder)->signalFlush(); 1458 mRenderer->flush(audio); 1459 1460 FlushStatus newStatus = 1461 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1462 1463 if (audio) { 1464 CHECK(mFlushingAudio == NONE 1465 || mFlushingAudio == AWAITING_DISCONTINUITY); 1466 1467 mFlushingAudio = newStatus; 1468 1469 if (mFlushingVideo == NONE) { 1470 mFlushingVideo = (mVideoDecoder != NULL) 1471 ? AWAITING_DISCONTINUITY 1472 : FLUSHED; 1473 } 1474 } else { 1475 CHECK(mFlushingVideo == NONE 1476 || mFlushingVideo == AWAITING_DISCONTINUITY); 1477 1478 mFlushingVideo = newStatus; 1479 1480 if (mFlushingAudio == NONE) { 1481 mFlushingAudio = (mAudioDecoder != NULL) 1482 ? AWAITING_DISCONTINUITY 1483 : FLUSHED; 1484 } 1485 } 1486} 1487 1488void NuPlayer::queueDecoderShutdown( 1489 bool audio, bool video, const sp<AMessage> &reply) { 1490 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1491 1492 mDeferredActions.push_back( 1493 new ShutdownDecoderAction(audio, video)); 1494 1495 mDeferredActions.push_back( 1496 new SimpleAction(&NuPlayer::performScanSources)); 1497 1498 mDeferredActions.push_back(new PostMessageAction(reply)); 1499 1500 processDeferredActions(); 1501} 1502 1503status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1504 mVideoScalingMode = mode; 1505 if (mNativeWindow != NULL) { 1506 status_t ret = native_window_set_scaling_mode( 1507 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1508 if (ret != OK) { 1509 ALOGE("Failed to set scaling mode (%d): %s", 1510 -ret, strerror(-ret)); 1511 return ret; 1512 } 1513 } 1514 return OK; 1515} 1516 1517status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1518 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, id()); 1519 msg->setPointer("reply", reply); 1520 1521 sp<AMessage> response; 1522 status_t err = msg->postAndAwaitResponse(&response); 1523 return err; 1524} 1525 1526status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const { 1527 sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, id()); 1528 msg->setPointer("reply", reply); 1529 msg->setInt32("type", type); 1530 1531 sp<AMessage> response; 1532 status_t err = msg->postAndAwaitResponse(&response); 1533 if (err == OK && response != NULL) { 1534 CHECK(response->findInt32("err", &err)); 1535 } 1536 return err; 1537} 1538 1539status_t NuPlayer::selectTrack(size_t trackIndex, bool select) { 1540 sp<AMessage> msg = new AMessage(kWhatSelectTrack, id()); 1541 msg->setSize("trackIndex", trackIndex); 1542 msg->setInt32("select", select); 1543 1544 sp<AMessage> response; 1545 status_t err = msg->postAndAwaitResponse(&response); 1546 1547 if (err != OK) { 1548 return err; 1549 } 1550 1551 if (!response->findInt32("err", &err)) { 1552 err = OK; 1553 } 1554 1555 return err; 1556} 1557 1558void NuPlayer::schedulePollDuration() { 1559 sp<AMessage> msg = new AMessage(kWhatPollDuration, id()); 1560 msg->setInt32("generation", mPollDurationGeneration); 1561 msg->post(); 1562} 1563 1564void NuPlayer::cancelPollDuration() { 1565 ++mPollDurationGeneration; 1566} 1567 1568void NuPlayer::processDeferredActions() { 1569 while (!mDeferredActions.empty()) { 1570 // We won't execute any deferred actions until we're no longer in 1571 // an intermediate state, i.e. one more more decoders are currently 1572 // flushing or shutting down. 1573 1574 if (mRenderer != NULL) { 1575 // There's an edge case where the renderer owns all output 1576 // buffers and is paused, therefore the decoder will not read 1577 // more input data and will never encounter the matching 1578 // discontinuity. To avoid this, we resume the renderer. 1579 1580 if (mFlushingAudio == AWAITING_DISCONTINUITY 1581 || mFlushingVideo == AWAITING_DISCONTINUITY) { 1582 mRenderer->resume(); 1583 } 1584 } 1585 1586 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1587 // We're currently flushing, postpone the reset until that's 1588 // completed. 1589 1590 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1591 mFlushingAudio, mFlushingVideo); 1592 1593 break; 1594 } 1595 1596 sp<Action> action = *mDeferredActions.begin(); 1597 mDeferredActions.erase(mDeferredActions.begin()); 1598 1599 action->execute(this); 1600 } 1601} 1602 1603void NuPlayer::performSeek(int64_t seekTimeUs) { 1604 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs)", 1605 seekTimeUs, 1606 seekTimeUs / 1E6); 1607 1608 mSource->seekTo(seekTimeUs); 1609 ++mTimedTextGeneration; 1610 1611 if (mDriver != NULL) { 1612 sp<NuPlayerDriver> driver = mDriver.promote(); 1613 if (driver != NULL) { 1614 driver->notifyPosition(seekTimeUs); 1615 driver->notifySeekComplete(); 1616 } 1617 } 1618 1619 // everything's flushed, continue playback. 1620} 1621 1622void NuPlayer::performDecoderFlush() { 1623 ALOGV("performDecoderFlush"); 1624 1625 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 1626 return; 1627 } 1628 1629 mTimeDiscontinuityPending = true; 1630 1631 if (mAudioDecoder != NULL) { 1632 flushDecoder(true /* audio */, false /* needShutdown */); 1633 } 1634 1635 if (mVideoDecoder != NULL) { 1636 flushDecoder(false /* audio */, false /* needShutdown */); 1637 } 1638} 1639 1640void NuPlayer::performDecoderShutdown(bool audio, bool video) { 1641 ALOGV("performDecoderShutdown audio=%d, video=%d", audio, video); 1642 1643 if ((!audio || mAudioDecoder == NULL) 1644 && (!video || mVideoDecoder == NULL)) { 1645 return; 1646 } 1647 1648 mTimeDiscontinuityPending = true; 1649 1650 if (mFlushingAudio == NONE && (!audio || mAudioDecoder == NULL)) { 1651 mFlushingAudio = FLUSHED; 1652 } 1653 1654 if (mFlushingVideo == NONE && (!video || mVideoDecoder == NULL)) { 1655 mFlushingVideo = FLUSHED; 1656 } 1657 1658 if (audio && mAudioDecoder != NULL) { 1659 flushDecoder(true /* audio */, true /* needShutdown */); 1660 } 1661 1662 if (video && mVideoDecoder != NULL) { 1663 flushDecoder(false /* audio */, true /* needShutdown */); 1664 } 1665} 1666 1667void NuPlayer::performReset() { 1668 ALOGV("performReset"); 1669 1670 CHECK(mAudioDecoder == NULL); 1671 CHECK(mVideoDecoder == NULL); 1672 1673 cancelPollDuration(); 1674 1675 ++mScanSourcesGeneration; 1676 mScanSourcesPending = false; 1677 1678 if (mRendererLooper != NULL) { 1679 if (mRenderer != NULL) { 1680 mRendererLooper->unregisterHandler(mRenderer->id()); 1681 } 1682 mRendererLooper->stop(); 1683 mRendererLooper.clear(); 1684 } 1685 mRenderer.clear(); 1686 1687 if (mSource != NULL) { 1688 mSource->stop(); 1689 1690 mSource.clear(); 1691 } 1692 1693 if (mDriver != NULL) { 1694 sp<NuPlayerDriver> driver = mDriver.promote(); 1695 if (driver != NULL) { 1696 driver->notifyResetComplete(); 1697 } 1698 } 1699 1700 mStarted = false; 1701} 1702 1703void NuPlayer::performScanSources() { 1704 ALOGV("performScanSources"); 1705 1706 if (!mStarted) { 1707 return; 1708 } 1709 1710 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1711 postScanSources(); 1712 } 1713} 1714 1715void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) { 1716 ALOGV("performSetSurface"); 1717 1718 mNativeWindow = wrapper; 1719 1720 // XXX - ignore error from setVideoScalingMode for now 1721 setVideoScalingMode(mVideoScalingMode); 1722} 1723 1724void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1725 int32_t what; 1726 CHECK(msg->findInt32("what", &what)); 1727 1728 switch (what) { 1729 case Source::kWhatPrepared: 1730 { 1731 if (mSource == NULL) { 1732 // This is a stale notification from a source that was 1733 // asynchronously preparing when the client called reset(). 1734 // We handled the reset, the source is gone. 1735 break; 1736 } 1737 1738 int32_t err; 1739 CHECK(msg->findInt32("err", &err)); 1740 1741 sp<NuPlayerDriver> driver = mDriver.promote(); 1742 if (driver != NULL) { 1743 // notify duration first, so that it's definitely set when 1744 // the app received the "prepare complete" callback. 1745 int64_t durationUs; 1746 if (mSource->getDuration(&durationUs) == OK) { 1747 driver->notifyDuration(durationUs); 1748 } 1749 driver->notifyPrepareCompleted(err); 1750 } 1751 1752 break; 1753 } 1754 1755 case Source::kWhatFlagsChanged: 1756 { 1757 uint32_t flags; 1758 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 1759 1760 sp<NuPlayerDriver> driver = mDriver.promote(); 1761 if (driver != NULL) { 1762 driver->notifyFlagsChanged(flags); 1763 } 1764 1765 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1766 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 1767 cancelPollDuration(); 1768 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1769 && (flags & Source::FLAG_DYNAMIC_DURATION) 1770 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 1771 schedulePollDuration(); 1772 } 1773 1774 mSourceFlags = flags; 1775 break; 1776 } 1777 1778 case Source::kWhatVideoSizeChanged: 1779 { 1780 sp<AMessage> format; 1781 CHECK(msg->findMessage("format", &format)); 1782 1783 updateVideoSize(format); 1784 break; 1785 } 1786 1787 case Source::kWhatBufferingStart: 1788 { 1789 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 1790 break; 1791 } 1792 1793 case Source::kWhatBufferingEnd: 1794 { 1795 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 1796 break; 1797 } 1798 1799 case Source::kWhatSubtitleData: 1800 { 1801 sp<ABuffer> buffer; 1802 CHECK(msg->findBuffer("buffer", &buffer)); 1803 1804 sendSubtitleData(buffer, 0 /* baseIndex */); 1805 break; 1806 } 1807 1808 case Source::kWhatTimedTextData: 1809 { 1810 int32_t generation; 1811 if (msg->findInt32("generation", &generation) 1812 && generation != mTimedTextGeneration) { 1813 break; 1814 } 1815 1816 sp<ABuffer> buffer; 1817 CHECK(msg->findBuffer("buffer", &buffer)); 1818 1819 sp<NuPlayerDriver> driver = mDriver.promote(); 1820 if (driver == NULL) { 1821 break; 1822 } 1823 1824 int posMs; 1825 int64_t timeUs, posUs; 1826 driver->getCurrentPosition(&posMs); 1827 posUs = posMs * 1000; 1828 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1829 1830 if (posUs < timeUs) { 1831 if (!msg->findInt32("generation", &generation)) { 1832 msg->setInt32("generation", mTimedTextGeneration); 1833 } 1834 msg->post(timeUs - posUs); 1835 } else { 1836 sendTimedTextData(buffer); 1837 } 1838 break; 1839 } 1840 1841 case Source::kWhatQueueDecoderShutdown: 1842 { 1843 int32_t audio, video; 1844 CHECK(msg->findInt32("audio", &audio)); 1845 CHECK(msg->findInt32("video", &video)); 1846 1847 sp<AMessage> reply; 1848 CHECK(msg->findMessage("reply", &reply)); 1849 1850 queueDecoderShutdown(audio, video, reply); 1851 break; 1852 } 1853 1854 default: 1855 TRESPASS(); 1856 } 1857} 1858 1859void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 1860 int32_t what; 1861 CHECK(msg->findInt32("what", &what)); 1862 1863 switch (what) { 1864 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 1865 { 1866 sp<ABuffer> buffer; 1867 CHECK(msg->findBuffer("buffer", &buffer)); 1868 1869 size_t inbandTracks = 0; 1870 if (mSource != NULL) { 1871 inbandTracks = mSource->getTrackCount(); 1872 } 1873 1874 sendSubtitleData(buffer, inbandTracks); 1875 break; 1876 } 1877 1878 case NuPlayer::CCDecoder::kWhatTrackAdded: 1879 { 1880 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 1881 1882 break; 1883 } 1884 1885 default: 1886 TRESPASS(); 1887 } 1888 1889 1890} 1891 1892void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 1893 int32_t trackIndex; 1894 int64_t timeUs, durationUs; 1895 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 1896 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1897 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 1898 1899 Parcel in; 1900 in.writeInt32(trackIndex + baseIndex); 1901 in.writeInt64(timeUs); 1902 in.writeInt64(durationUs); 1903 in.writeInt32(buffer->size()); 1904 in.writeInt32(buffer->size()); 1905 in.write(buffer->data(), buffer->size()); 1906 1907 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 1908} 1909 1910void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 1911 const void *data; 1912 size_t size = 0; 1913 int64_t timeUs; 1914 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 1915 1916 AString mime; 1917 CHECK(buffer->meta()->findString("mime", &mime)); 1918 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 1919 1920 data = buffer->data(); 1921 size = buffer->size(); 1922 1923 Parcel parcel; 1924 if (size > 0) { 1925 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1926 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 1927 TextDescriptions::getParcelOfDescriptions( 1928 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 1929 } 1930 1931 if ((parcel.dataSize() > 0)) { 1932 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 1933 } else { // send an empty timed text 1934 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 1935 } 1936} 1937//////////////////////////////////////////////////////////////////////////////// 1938 1939sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 1940 sp<MetaData> meta = getFormatMeta(audio); 1941 1942 if (meta == NULL) { 1943 return NULL; 1944 } 1945 1946 sp<AMessage> msg = new AMessage; 1947 1948 if(convertMetaDataToMessage(meta, &msg) == OK) { 1949 return msg; 1950 } 1951 return NULL; 1952} 1953 1954void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 1955 sp<AMessage> notify = dupNotify(); 1956 notify->setInt32("what", kWhatFlagsChanged); 1957 notify->setInt32("flags", flags); 1958 notify->post(); 1959} 1960 1961void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) { 1962 sp<AMessage> notify = dupNotify(); 1963 notify->setInt32("what", kWhatVideoSizeChanged); 1964 notify->setMessage("format", format); 1965 notify->post(); 1966} 1967 1968void NuPlayer::Source::notifyPrepared(status_t err) { 1969 sp<AMessage> notify = dupNotify(); 1970 notify->setInt32("what", kWhatPrepared); 1971 notify->setInt32("err", err); 1972 notify->post(); 1973} 1974 1975void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 1976 TRESPASS(); 1977} 1978 1979} // namespace android 1980