NuPlayer.cpp revision f4c0a94ab32541611f5ed6d407fc25b394c1988b
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 looper()->registerHandler(mSource); 376 } else { 377 err = UNKNOWN_ERROR; 378 } 379 380 CHECK(mDriver != NULL); 381 sp<NuPlayerDriver> driver = mDriver.promote(); 382 if (driver != NULL) { 383 driver->notifySetDataSourceCompleted(err); 384 } 385 break; 386 } 387 388 case kWhatPrepare: 389 { 390 mSource->prepareAsync(); 391 break; 392 } 393 394 case kWhatGetTrackInfo: 395 { 396 uint32_t replyID; 397 CHECK(msg->senderAwaitsResponse(&replyID)); 398 399 Parcel* reply; 400 CHECK(msg->findPointer("reply", (void**)&reply)); 401 402 size_t inbandTracks = 0; 403 if (mSource != NULL) { 404 inbandTracks = mSource->getTrackCount(); 405 } 406 407 size_t ccTracks = 0; 408 if (mCCDecoder != NULL) { 409 ccTracks = mCCDecoder->getTrackCount(); 410 } 411 412 // total track count 413 reply->writeInt32(inbandTracks + ccTracks); 414 415 // write inband tracks 416 for (size_t i = 0; i < inbandTracks; ++i) { 417 writeTrackInfo(reply, mSource->getTrackInfo(i)); 418 } 419 420 // write CC track 421 for (size_t i = 0; i < ccTracks; ++i) { 422 writeTrackInfo(reply, mCCDecoder->getTrackInfo(i)); 423 } 424 425 sp<AMessage> response = new AMessage; 426 response->postReply(replyID); 427 break; 428 } 429 430 case kWhatSelectTrack: 431 { 432 uint32_t replyID; 433 CHECK(msg->senderAwaitsResponse(&replyID)); 434 435 size_t trackIndex; 436 int32_t select; 437 CHECK(msg->findSize("trackIndex", &trackIndex)); 438 CHECK(msg->findInt32("select", &select)); 439 440 status_t err = INVALID_OPERATION; 441 442 size_t inbandTracks = 0; 443 if (mSource != NULL) { 444 inbandTracks = mSource->getTrackCount(); 445 } 446 size_t ccTracks = 0; 447 if (mCCDecoder != NULL) { 448 ccTracks = mCCDecoder->getTrackCount(); 449 } 450 451 if (trackIndex < inbandTracks) { 452 err = mSource->selectTrack(trackIndex, select); 453 454 if (!select && err == OK) { 455 int32_t type; 456 sp<AMessage> info = mSource->getTrackInfo(trackIndex); 457 if (info != NULL 458 && info->findInt32("type", &type) 459 && type == MEDIA_TRACK_TYPE_TIMEDTEXT) { 460 ++mTimedTextGeneration; 461 } 462 } 463 } else { 464 trackIndex -= inbandTracks; 465 466 if (trackIndex < ccTracks) { 467 err = mCCDecoder->selectTrack(trackIndex, select); 468 } 469 } 470 471 sp<AMessage> response = new AMessage; 472 response->setInt32("err", err); 473 474 response->postReply(replyID); 475 break; 476 } 477 478 case kWhatPollDuration: 479 { 480 int32_t generation; 481 CHECK(msg->findInt32("generation", &generation)); 482 483 if (generation != mPollDurationGeneration) { 484 // stale 485 break; 486 } 487 488 int64_t durationUs; 489 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 490 sp<NuPlayerDriver> driver = mDriver.promote(); 491 if (driver != NULL) { 492 driver->notifyDuration(durationUs); 493 } 494 } 495 496 msg->post(1000000ll); // poll again in a second. 497 break; 498 } 499 500 case kWhatSetVideoNativeWindow: 501 { 502 ALOGV("kWhatSetVideoNativeWindow"); 503 504 mDeferredActions.push_back( 505 new ShutdownDecoderAction( 506 false /* audio */, true /* video */)); 507 508 sp<RefBase> obj; 509 CHECK(msg->findObject("native-window", &obj)); 510 511 mDeferredActions.push_back( 512 new SetSurfaceAction( 513 static_cast<NativeWindowWrapper *>(obj.get()))); 514 515 if (obj != NULL) { 516 // If there is a new surface texture, instantiate decoders 517 // again if possible. 518 mDeferredActions.push_back( 519 new SimpleAction(&NuPlayer::performScanSources)); 520 } 521 522 processDeferredActions(); 523 break; 524 } 525 526 case kWhatSetAudioSink: 527 { 528 ALOGV("kWhatSetAudioSink"); 529 530 sp<RefBase> obj; 531 CHECK(msg->findObject("sink", &obj)); 532 533 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 534 break; 535 } 536 537 case kWhatStart: 538 { 539 ALOGV("kWhatStart"); 540 541 mVideoIsAVC = false; 542 mOffloadAudio = false; 543 mAudioEOS = false; 544 mVideoEOS = false; 545 mSkipRenderingAudioUntilMediaTimeUs = -1; 546 mSkipRenderingVideoUntilMediaTimeUs = -1; 547 mVideoLateByUs = 0; 548 mNumFramesTotal = 0; 549 mNumFramesDropped = 0; 550 mStarted = true; 551 552 /* instantiate decoders now for secure playback */ 553 if (mSourceFlags & Source::FLAG_SECURE) { 554 if (mNativeWindow != NULL) { 555 instantiateDecoder(false, &mVideoDecoder); 556 } 557 558 if (mAudioSink != NULL) { 559 instantiateDecoder(true, &mAudioDecoder); 560 } 561 } 562 563 mSource->start(); 564 565 uint32_t flags = 0; 566 567 if (mSource->isRealTime()) { 568 flags |= Renderer::FLAG_REAL_TIME; 569 } 570 571 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 572 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 573 if (mAudioSink != NULL) { 574 streamType = mAudioSink->getAudioStreamType(); 575 } 576 577 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 578 579 mOffloadAudio = 580 canOffloadStream(audioMeta, (videoFormat != NULL), 581 true /* is_streaming */, streamType); 582 if (mOffloadAudio) { 583 flags |= Renderer::FLAG_OFFLOAD_AUDIO; 584 } 585 586 mRenderer = new Renderer( 587 mAudioSink, 588 new AMessage(kWhatRendererNotify, id()), 589 flags); 590 591 mRendererLooper = new ALooper; 592 mRendererLooper->setName("NuPlayerRenderer"); 593 mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO); 594 mRendererLooper->registerHandler(mRenderer); 595 596 postScanSources(); 597 break; 598 } 599 600 case kWhatScanSources: 601 { 602 int32_t generation; 603 CHECK(msg->findInt32("generation", &generation)); 604 if (generation != mScanSourcesGeneration) { 605 // Drop obsolete msg. 606 break; 607 } 608 609 mScanSourcesPending = false; 610 611 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 612 mAudioDecoder != NULL, mVideoDecoder != NULL); 613 614 bool mHadAnySourcesBefore = 615 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 616 617 if (mNativeWindow != NULL) { 618 instantiateDecoder(false, &mVideoDecoder); 619 } 620 621 if (mAudioSink != NULL) { 622 instantiateDecoder(true, &mAudioDecoder); 623 } 624 625 if (!mHadAnySourcesBefore 626 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 627 // This is the first time we've found anything playable. 628 629 if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) { 630 schedulePollDuration(); 631 } 632 } 633 634 status_t err; 635 if ((err = mSource->feedMoreTSData()) != OK) { 636 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 637 // We're not currently decoding anything (no audio or 638 // video tracks found) and we just ran out of input data. 639 640 if (err == ERROR_END_OF_STREAM) { 641 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 642 } else { 643 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 644 } 645 } 646 break; 647 } 648 649 if ((mAudioDecoder == NULL && mAudioSink != NULL) 650 || (mVideoDecoder == NULL && mNativeWindow != NULL)) { 651 msg->post(100000ll); 652 mScanSourcesPending = true; 653 } 654 break; 655 } 656 657 case kWhatVideoNotify: 658 case kWhatAudioNotify: 659 { 660 bool audio = msg->what() == kWhatAudioNotify; 661 662 int32_t what; 663 CHECK(msg->findInt32("what", &what)); 664 665 if (what == Decoder::kWhatFillThisBuffer) { 666 status_t err = feedDecoderInputData( 667 audio, msg); 668 669 if (err == -EWOULDBLOCK) { 670 if (mSource->feedMoreTSData() == OK) { 671 msg->post(10000ll); 672 } 673 } 674 } else if (what == Decoder::kWhatEOS) { 675 int32_t err; 676 CHECK(msg->findInt32("err", &err)); 677 678 if (err == ERROR_END_OF_STREAM) { 679 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 680 } else { 681 ALOGV("got %s decoder EOS w/ error %d", 682 audio ? "audio" : "video", 683 err); 684 } 685 686 mRenderer->queueEOS(audio, err); 687 } else if (what == Decoder::kWhatFlushCompleted) { 688 bool needShutdown; 689 690 if (audio) { 691 CHECK(IsFlushingState(mFlushingAudio, &needShutdown)); 692 mFlushingAudio = FLUSHED; 693 } else { 694 CHECK(IsFlushingState(mFlushingVideo, &needShutdown)); 695 mFlushingVideo = FLUSHED; 696 697 mVideoLateByUs = 0; 698 } 699 700 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 701 702 if (needShutdown) { 703 ALOGV("initiating %s decoder shutdown", 704 audio ? "audio" : "video"); 705 706 (audio ? mAudioDecoder : mVideoDecoder)->initiateShutdown(); 707 708 if (audio) { 709 mFlushingAudio = SHUTTING_DOWN_DECODER; 710 } else { 711 mFlushingVideo = SHUTTING_DOWN_DECODER; 712 } 713 } 714 715 finishFlushIfPossible(); 716 } else if (what == Decoder::kWhatOutputFormatChanged) { 717 sp<AMessage> format; 718 CHECK(msg->findMessage("format", &format)); 719 720 if (audio) { 721 int32_t numChannels; 722 CHECK(format->findInt32( 723 "channel-count", &numChannels)); 724 725 int32_t sampleRate; 726 CHECK(format->findInt32("sample-rate", &sampleRate)); 727 728 ALOGV("Audio output format changed to %d Hz, %d channels", 729 sampleRate, numChannels); 730 731 mAudioSink->close(); 732 733 uint32_t flags; 734 int64_t durationUs; 735 // FIXME: we should handle the case where the video decoder 736 // is created after we receive the format change indication. 737 // Current code will just make that we select deep buffer 738 // with video which should not be a problem as it should 739 // not prevent from keeping A/V sync. 740 if (mVideoDecoder == NULL && 741 mSource->getDuration(&durationUs) == OK && 742 durationUs 743 > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) { 744 flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 745 } else { 746 flags = AUDIO_OUTPUT_FLAG_NONE; 747 } 748 749 int32_t channelMask; 750 if (!format->findInt32("channel-mask", &channelMask)) { 751 channelMask = CHANNEL_MASK_USE_CHANNEL_ORDER; 752 } 753 754 if (mOffloadAudio) { 755 audio_format_t audioFormat = AUDIO_FORMAT_PCM_16_BIT; 756 audio_offload_info_t offloadInfo = 757 AUDIO_INFO_INITIALIZER; 758 759 AString mime; 760 CHECK(format->findString("mime", &mime)); 761 762 status_t err = 763 mapMimeToAudioFormat(audioFormat, mime.c_str()); 764 if (err != OK) { 765 ALOGE("Couldn't map mime \"%s\" to a valid " 766 "audio_format", mime.c_str()); 767 mOffloadAudio = false; 768 } else { 769 ALOGV("Mime \"%s\" mapped to audio_format 0x%x", 770 mime.c_str(), audioFormat); 771 772 int32_t aacProfile = -1; 773 if (audioFormat == AUDIO_FORMAT_AAC 774 && format->findInt32("aac-profile", &aacProfile)) { 775 // Redefine AAC format as per aac profile 776 mapAACProfileToAudioFormat( 777 audioFormat, 778 aacProfile); 779 } 780 781 flags |= AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 782 783 offloadInfo.duration_us = -1; 784 format->findInt64( 785 "durationUs", &offloadInfo.duration_us); 786 787 int avgBitRate = -1; 788 format->findInt32("bit-rate", &avgBitRate); 789 790 offloadInfo.sample_rate = sampleRate; 791 offloadInfo.channel_mask = channelMask; 792 offloadInfo.format = audioFormat; 793 offloadInfo.stream_type = AUDIO_STREAM_MUSIC; 794 offloadInfo.bit_rate = avgBitRate; 795 offloadInfo.has_video = (mVideoDecoder != NULL); 796 offloadInfo.is_streaming = true; 797 798 ALOGV("try to open AudioSink in offload mode"); 799 err = mAudioSink->open( 800 sampleRate, 801 numChannels, 802 (audio_channel_mask_t)channelMask, 803 audioFormat, 804 8 /* bufferCount */, 805 &NuPlayer::Renderer::AudioSinkCallback, 806 mRenderer.get(), 807 (audio_output_flags_t)flags, 808 &offloadInfo); 809 810 if (err == OK) { 811 // If the playback is offloaded to h/w, we pass 812 // the HAL some metadata information. 813 // We don't want to do this for PCM because it 814 // will be going through the AudioFlinger mixer 815 // before reaching the hardware. 816 sp<MetaData> audioMeta = 817 mSource->getFormatMeta(true /* audio */); 818 sendMetaDataToHal(mAudioSink, audioMeta); 819 820 err = mAudioSink->start(); 821 } 822 } 823 824 if (err != OK) { 825 // Clean up, fall back to non offload mode. 826 mAudioSink->close(); 827 mAudioDecoder.clear(); 828 mRenderer->signalDisableOffloadAudio(); 829 mOffloadAudio = false; 830 831 instantiateDecoder( 832 true /* audio */, &mAudioDecoder); 833 } 834 } 835 836 if (!mOffloadAudio) { 837 flags &= ~AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 838 ALOGV("open AudioSink in NON-offload mode"); 839 CHECK_EQ(mAudioSink->open( 840 sampleRate, 841 numChannels, 842 (audio_channel_mask_t)channelMask, 843 AUDIO_FORMAT_PCM_16_BIT, 844 8 /* bufferCount */, 845 NULL, 846 NULL, 847 (audio_output_flags_t)flags), 848 (status_t)OK); 849 mAudioSink->start(); 850 } 851 852 mRenderer->signalAudioSinkChanged(); 853 } else { 854 // video 855 sp<AMessage> inputFormat = 856 mSource->getFormat(false /* audio */); 857 858 updateVideoSize(inputFormat, format); 859 } 860 } else if (what == Decoder::kWhatShutdownCompleted) { 861 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 862 if (audio) { 863 mAudioDecoder.clear(); 864 865 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 866 mFlushingAudio = SHUT_DOWN; 867 } else { 868 mVideoDecoder.clear(); 869 870 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 871 mFlushingVideo = SHUT_DOWN; 872 } 873 874 finishFlushIfPossible(); 875 } else if (what == Decoder::kWhatError) { 876 ALOGE("Received error from %s decoder, aborting playback.", 877 audio ? "audio" : "video"); 878 879 status_t err; 880 if (!msg->findInt32("err", &err)) { 881 err = UNKNOWN_ERROR; 882 } 883 mRenderer->queueEOS(audio, err); 884 } else if (what == Decoder::kWhatDrainThisBuffer) { 885 renderBuffer(audio, msg); 886 } else { 887 ALOGV("Unhandled decoder notification %d '%c%c%c%c'.", 888 what, 889 what >> 24, 890 (what >> 16) & 0xff, 891 (what >> 8) & 0xff, 892 what & 0xff); 893 } 894 895 break; 896 } 897 898 case kWhatRendererNotify: 899 { 900 int32_t what; 901 CHECK(msg->findInt32("what", &what)); 902 903 if (what == Renderer::kWhatEOS) { 904 int32_t audio; 905 CHECK(msg->findInt32("audio", &audio)); 906 907 int32_t finalResult; 908 CHECK(msg->findInt32("finalResult", &finalResult)); 909 910 if (audio) { 911 mAudioEOS = true; 912 } else { 913 mVideoEOS = true; 914 } 915 916 if (finalResult == ERROR_END_OF_STREAM) { 917 ALOGV("reached %s EOS", audio ? "audio" : "video"); 918 } else { 919 ALOGE("%s track encountered an error (%d)", 920 audio ? "audio" : "video", finalResult); 921 922 notifyListener( 923 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); 924 } 925 926 if ((mAudioEOS || mAudioDecoder == NULL) 927 && (mVideoEOS || mVideoDecoder == NULL)) { 928 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 929 } 930 } else if (what == Renderer::kWhatPosition) { 931 int64_t positionUs; 932 CHECK(msg->findInt64("positionUs", &positionUs)); 933 934 CHECK(msg->findInt64("videoLateByUs", &mVideoLateByUs)); 935 936 if (mDriver != NULL) { 937 sp<NuPlayerDriver> driver = mDriver.promote(); 938 if (driver != NULL) { 939 driver->notifyPosition(positionUs); 940 941 driver->notifyFrameStats( 942 mNumFramesTotal, mNumFramesDropped); 943 } 944 } 945 } else if (what == Renderer::kWhatFlushComplete) { 946 int32_t audio; 947 CHECK(msg->findInt32("audio", &audio)); 948 949 ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); 950 } else if (what == Renderer::kWhatVideoRenderingStart) { 951 notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); 952 } else if (what == Renderer::kWhatMediaRenderingStart) { 953 ALOGV("media rendering started"); 954 notifyListener(MEDIA_STARTED, 0, 0); 955 } else if (what == Renderer::kWhatAudioOffloadTearDown) { 956 ALOGV("Tear down audio offload, fall back to s/w path"); 957 int64_t positionUs; 958 CHECK(msg->findInt64("positionUs", &positionUs)); 959 mAudioSink->close(); 960 mAudioDecoder.clear(); 961 mRenderer->flush(true /* audio */); 962 if (mVideoDecoder != NULL) { 963 mRenderer->flush(false /* audio */); 964 } 965 mRenderer->signalDisableOffloadAudio(); 966 mOffloadAudio = false; 967 968 performSeek(positionUs); 969 instantiateDecoder(true /* audio */, &mAudioDecoder); 970 } 971 break; 972 } 973 974 case kWhatMoreDataQueued: 975 { 976 break; 977 } 978 979 case kWhatReset: 980 { 981 ALOGV("kWhatReset"); 982 983 mDeferredActions.push_back( 984 new ShutdownDecoderAction( 985 true /* audio */, true /* video */)); 986 987 mDeferredActions.push_back( 988 new SimpleAction(&NuPlayer::performReset)); 989 990 processDeferredActions(); 991 break; 992 } 993 994 case kWhatSeek: 995 { 996 int64_t seekTimeUs; 997 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 998 999 ALOGV("kWhatSeek seekTimeUs=%lld us", seekTimeUs); 1000 1001 mDeferredActions.push_back( 1002 new SimpleAction(&NuPlayer::performDecoderFlush)); 1003 1004 mDeferredActions.push_back(new SeekAction(seekTimeUs)); 1005 1006 processDeferredActions(); 1007 break; 1008 } 1009 1010 case kWhatPause: 1011 { 1012 CHECK(mRenderer != NULL); 1013 mSource->pause(); 1014 mRenderer->pause(); 1015 break; 1016 } 1017 1018 case kWhatResume: 1019 { 1020 CHECK(mRenderer != NULL); 1021 mSource->resume(); 1022 mRenderer->resume(); 1023 break; 1024 } 1025 1026 case kWhatSourceNotify: 1027 { 1028 onSourceNotify(msg); 1029 break; 1030 } 1031 1032 case kWhatClosedCaptionNotify: 1033 { 1034 onClosedCaptionNotify(msg); 1035 break; 1036 } 1037 1038 default: 1039 TRESPASS(); 1040 break; 1041 } 1042} 1043 1044void NuPlayer::finishFlushIfPossible() { 1045 if (mFlushingAudio != FLUSHED && mFlushingAudio != SHUT_DOWN) { 1046 return; 1047 } 1048 1049 if (mFlushingVideo != FLUSHED && mFlushingVideo != SHUT_DOWN) { 1050 return; 1051 } 1052 1053 ALOGV("both audio and video are flushed now."); 1054 1055 if (mTimeDiscontinuityPending) { 1056 mRenderer->signalTimeDiscontinuity(); 1057 mTimeDiscontinuityPending = false; 1058 } 1059 1060 if (mAudioDecoder != NULL) { 1061 mAudioDecoder->signalResume(); 1062 } 1063 1064 if (mVideoDecoder != NULL) { 1065 mVideoDecoder->signalResume(); 1066 } 1067 1068 mFlushingAudio = NONE; 1069 mFlushingVideo = NONE; 1070 1071 processDeferredActions(); 1072} 1073 1074void NuPlayer::postScanSources() { 1075 if (mScanSourcesPending) { 1076 return; 1077 } 1078 1079 sp<AMessage> msg = new AMessage(kWhatScanSources, id()); 1080 msg->setInt32("generation", mScanSourcesGeneration); 1081 msg->post(); 1082 1083 mScanSourcesPending = true; 1084} 1085 1086status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) { 1087 if (*decoder != NULL) { 1088 return OK; 1089 } 1090 1091 sp<AMessage> format = mSource->getFormat(audio); 1092 1093 if (format == NULL) { 1094 return -EWOULDBLOCK; 1095 } 1096 1097 if (!audio) { 1098 AString mime; 1099 CHECK(format->findString("mime", &mime)); 1100 mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str()); 1101 1102 sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, id()); 1103 mCCDecoder = new CCDecoder(ccNotify); 1104 1105 if (mSourceFlags & Source::FLAG_SECURE) { 1106 format->setInt32("secure", true); 1107 } 1108 } 1109 1110 sp<AMessage> notify = 1111 new AMessage(audio ? kWhatAudioNotify : kWhatVideoNotify, 1112 id()); 1113 1114 if (audio) { 1115 if (mOffloadAudio) { 1116 *decoder = new DecoderPassThrough(notify); 1117 } else { 1118 *decoder = new Decoder(notify); 1119 } 1120 } else { 1121 *decoder = new Decoder(notify, mNativeWindow); 1122 } 1123 (*decoder)->init(); 1124 (*decoder)->configure(format); 1125 1126 // allocate buffers to decrypt widevine source buffers 1127 if (!audio && (mSourceFlags & Source::FLAG_SECURE)) { 1128 Vector<sp<ABuffer> > inputBufs; 1129 CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK); 1130 1131 Vector<MediaBuffer *> mediaBufs; 1132 for (size_t i = 0; i < inputBufs.size(); i++) { 1133 const sp<ABuffer> &buffer = inputBufs[i]; 1134 MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size()); 1135 mediaBufs.push(mbuf); 1136 } 1137 1138 status_t err = mSource->setBuffers(audio, mediaBufs); 1139 if (err != OK) { 1140 for (size_t i = 0; i < mediaBufs.size(); ++i) { 1141 mediaBufs[i]->release(); 1142 } 1143 mediaBufs.clear(); 1144 ALOGE("Secure source didn't support secure mediaBufs."); 1145 return err; 1146 } 1147 } 1148 return OK; 1149} 1150 1151status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) { 1152 sp<AMessage> reply; 1153 CHECK(msg->findMessage("reply", &reply)); 1154 1155 if ((audio && IsFlushingState(mFlushingAudio)) 1156 || (!audio && IsFlushingState(mFlushingVideo))) { 1157 reply->setInt32("err", INFO_DISCONTINUITY); 1158 reply->post(); 1159 return OK; 1160 } 1161 1162 sp<ABuffer> accessUnit; 1163 1164 bool dropAccessUnit; 1165 do { 1166 status_t err = mSource->dequeueAccessUnit(audio, &accessUnit); 1167 1168 if (err == -EWOULDBLOCK) { 1169 return err; 1170 } else if (err != OK) { 1171 if (err == INFO_DISCONTINUITY) { 1172 int32_t type; 1173 CHECK(accessUnit->meta()->findInt32("discontinuity", &type)); 1174 1175 bool formatChange = 1176 (audio && 1177 (type & ATSParser::DISCONTINUITY_AUDIO_FORMAT)) 1178 || (!audio && 1179 (type & ATSParser::DISCONTINUITY_VIDEO_FORMAT)); 1180 1181 bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0; 1182 1183 ALOGI("%s discontinuity (formatChange=%d, time=%d)", 1184 audio ? "audio" : "video", formatChange, timeChange); 1185 1186 if (audio) { 1187 mSkipRenderingAudioUntilMediaTimeUs = -1; 1188 } else { 1189 mSkipRenderingVideoUntilMediaTimeUs = -1; 1190 } 1191 1192 if (timeChange) { 1193 sp<AMessage> extra; 1194 if (accessUnit->meta()->findMessage("extra", &extra) 1195 && extra != NULL) { 1196 int64_t resumeAtMediaTimeUs; 1197 if (extra->findInt64( 1198 "resume-at-mediatimeUs", &resumeAtMediaTimeUs)) { 1199 ALOGI("suppressing rendering of %s until %lld us", 1200 audio ? "audio" : "video", resumeAtMediaTimeUs); 1201 1202 if (audio) { 1203 mSkipRenderingAudioUntilMediaTimeUs = 1204 resumeAtMediaTimeUs; 1205 } else { 1206 mSkipRenderingVideoUntilMediaTimeUs = 1207 resumeAtMediaTimeUs; 1208 } 1209 } 1210 } 1211 } 1212 1213 mTimeDiscontinuityPending = 1214 mTimeDiscontinuityPending || timeChange; 1215 1216 if (mFlushingAudio == NONE && mFlushingVideo == NONE) { 1217 // And we'll resume scanning sources once we're done 1218 // flushing. 1219 mDeferredActions.push_front( 1220 new SimpleAction( 1221 &NuPlayer::performScanSources)); 1222 } 1223 1224 if (formatChange || timeChange) { 1225 1226 sp<AMessage> newFormat = mSource->getFormat(audio); 1227 sp<Decoder> &decoder = audio ? mAudioDecoder : mVideoDecoder; 1228 if (formatChange && !decoder->supportsSeamlessFormatChange(newFormat)) { 1229 flushDecoder(audio, /* needShutdown = */ true); 1230 } else { 1231 flushDecoder(audio, /* needShutdown = */ false); 1232 err = OK; 1233 } 1234 } else { 1235 // This stream is unaffected by the discontinuity 1236 1237 if (audio) { 1238 mFlushingAudio = FLUSHED; 1239 } else { 1240 mFlushingVideo = FLUSHED; 1241 } 1242 1243 finishFlushIfPossible(); 1244 1245 return -EWOULDBLOCK; 1246 } 1247 } 1248 1249 reply->setInt32("err", err); 1250 reply->post(); 1251 return OK; 1252 } 1253 1254 if (!audio) { 1255 ++mNumFramesTotal; 1256 } 1257 1258 dropAccessUnit = false; 1259 if (!audio 1260 && !(mSourceFlags & Source::FLAG_SECURE) 1261 && mVideoLateByUs > 100000ll 1262 && mVideoIsAVC 1263 && !IsAVCReferenceFrame(accessUnit)) { 1264 dropAccessUnit = true; 1265 ++mNumFramesDropped; 1266 } 1267 } while (dropAccessUnit); 1268 1269 // ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video"); 1270 1271#if 0 1272 int64_t mediaTimeUs; 1273 CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs)); 1274 ALOGV("feeding %s input buffer at media time %.2f secs", 1275 audio ? "audio" : "video", 1276 mediaTimeUs / 1E6); 1277#endif 1278 1279 if (!audio) { 1280 mCCDecoder->decode(accessUnit); 1281 } 1282 1283 reply->setBuffer("buffer", accessUnit); 1284 reply->post(); 1285 1286 return OK; 1287} 1288 1289void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) { 1290 // ALOGV("renderBuffer %s", audio ? "audio" : "video"); 1291 1292 sp<AMessage> reply; 1293 CHECK(msg->findMessage("reply", &reply)); 1294 1295 if (IsFlushingState(audio ? mFlushingAudio : mFlushingVideo)) { 1296 // We're currently attempting to flush the decoder, in order 1297 // to complete this, the decoder wants all its buffers back, 1298 // so we don't want any output buffers it sent us (from before 1299 // we initiated the flush) to be stuck in the renderer's queue. 1300 1301 ALOGV("we're still flushing the %s decoder, sending its output buffer" 1302 " right back.", audio ? "audio" : "video"); 1303 1304 reply->post(); 1305 return; 1306 } 1307 1308 sp<ABuffer> buffer; 1309 CHECK(msg->findBuffer("buffer", &buffer)); 1310 1311 int64_t mediaTimeUs; 1312 CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs)); 1313 1314 int64_t &skipUntilMediaTimeUs = 1315 audio 1316 ? mSkipRenderingAudioUntilMediaTimeUs 1317 : mSkipRenderingVideoUntilMediaTimeUs; 1318 1319 if (skipUntilMediaTimeUs >= 0) { 1320 1321 if (mediaTimeUs < skipUntilMediaTimeUs) { 1322 ALOGV("dropping %s buffer at time %lld as requested.", 1323 audio ? "audio" : "video", 1324 mediaTimeUs); 1325 1326 reply->post(); 1327 return; 1328 } 1329 1330 skipUntilMediaTimeUs = -1; 1331 } 1332 1333 if (!audio && mCCDecoder->isSelected()) { 1334 mCCDecoder->display(mediaTimeUs); 1335 } 1336 1337 mRenderer->queueBuffer(audio, buffer, reply); 1338} 1339 1340void NuPlayer::updateVideoSize( 1341 const sp<AMessage> &inputFormat, 1342 const sp<AMessage> &outputFormat) { 1343 if (inputFormat == NULL) { 1344 ALOGW("Unknown video size, reporting 0x0!"); 1345 notifyListener(MEDIA_SET_VIDEO_SIZE, 0, 0); 1346 return; 1347 } 1348 1349 int32_t displayWidth, displayHeight; 1350 int32_t cropLeft, cropTop, cropRight, cropBottom; 1351 1352 if (outputFormat != NULL) { 1353 int32_t width, height; 1354 CHECK(outputFormat->findInt32("width", &width)); 1355 CHECK(outputFormat->findInt32("height", &height)); 1356 1357 int32_t cropLeft, cropTop, cropRight, cropBottom; 1358 CHECK(outputFormat->findRect( 1359 "crop", 1360 &cropLeft, &cropTop, &cropRight, &cropBottom)); 1361 1362 displayWidth = cropRight - cropLeft + 1; 1363 displayHeight = cropBottom - cropTop + 1; 1364 1365 ALOGV("Video output format changed to %d x %d " 1366 "(crop: %d x %d @ (%d, %d))", 1367 width, height, 1368 displayWidth, 1369 displayHeight, 1370 cropLeft, cropTop); 1371 } else { 1372 CHECK(inputFormat->findInt32("width", &displayWidth)); 1373 CHECK(inputFormat->findInt32("height", &displayHeight)); 1374 1375 ALOGV("Video input format %d x %d", displayWidth, displayHeight); 1376 } 1377 1378 // Take into account sample aspect ratio if necessary: 1379 int32_t sarWidth, sarHeight; 1380 if (inputFormat->findInt32("sar-width", &sarWidth) 1381 && inputFormat->findInt32("sar-height", &sarHeight)) { 1382 ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight); 1383 1384 displayWidth = (displayWidth * sarWidth) / sarHeight; 1385 1386 ALOGV("display dimensions %d x %d", displayWidth, displayHeight); 1387 } 1388 1389 int32_t rotationDegrees; 1390 if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) { 1391 rotationDegrees = 0; 1392 } 1393 1394 if (rotationDegrees == 90 || rotationDegrees == 270) { 1395 int32_t tmp = displayWidth; 1396 displayWidth = displayHeight; 1397 displayHeight = tmp; 1398 } 1399 1400 notifyListener( 1401 MEDIA_SET_VIDEO_SIZE, 1402 displayWidth, 1403 displayHeight); 1404} 1405 1406void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1407 if (mDriver == NULL) { 1408 return; 1409 } 1410 1411 sp<NuPlayerDriver> driver = mDriver.promote(); 1412 1413 if (driver == NULL) { 1414 return; 1415 } 1416 1417 driver->notifyListener(msg, ext1, ext2, in); 1418} 1419 1420void NuPlayer::flushDecoder(bool audio, bool needShutdown) { 1421 ALOGV("[%s] flushDecoder needShutdown=%d", 1422 audio ? "audio" : "video", needShutdown); 1423 1424 if ((audio && mAudioDecoder == NULL) || (!audio && mVideoDecoder == NULL)) { 1425 ALOGI("flushDecoder %s without decoder present", 1426 audio ? "audio" : "video"); 1427 } 1428 1429 // Make sure we don't continue to scan sources until we finish flushing. 1430 ++mScanSourcesGeneration; 1431 mScanSourcesPending = false; 1432 1433 (audio ? mAudioDecoder : mVideoDecoder)->signalFlush(); 1434 mRenderer->flush(audio); 1435 1436 FlushStatus newStatus = 1437 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1438 1439 if (audio) { 1440 CHECK(mFlushingAudio == NONE 1441 || mFlushingAudio == AWAITING_DISCONTINUITY); 1442 1443 mFlushingAudio = newStatus; 1444 1445 if (mFlushingVideo == NONE) { 1446 mFlushingVideo = (mVideoDecoder != NULL) 1447 ? AWAITING_DISCONTINUITY 1448 : FLUSHED; 1449 } 1450 } else { 1451 CHECK(mFlushingVideo == NONE 1452 || mFlushingVideo == AWAITING_DISCONTINUITY); 1453 1454 mFlushingVideo = newStatus; 1455 1456 if (mFlushingAudio == NONE) { 1457 mFlushingAudio = (mAudioDecoder != NULL) 1458 ? AWAITING_DISCONTINUITY 1459 : FLUSHED; 1460 } 1461 } 1462} 1463 1464void NuPlayer::queueDecoderShutdown( 1465 bool audio, bool video, const sp<AMessage> &reply) { 1466 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1467 1468 mDeferredActions.push_back( 1469 new ShutdownDecoderAction(audio, video)); 1470 1471 mDeferredActions.push_back( 1472 new SimpleAction(&NuPlayer::performScanSources)); 1473 1474 mDeferredActions.push_back(new PostMessageAction(reply)); 1475 1476 processDeferredActions(); 1477} 1478 1479status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1480 mVideoScalingMode = mode; 1481 if (mNativeWindow != NULL) { 1482 status_t ret = native_window_set_scaling_mode( 1483 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1484 if (ret != OK) { 1485 ALOGE("Failed to set scaling mode (%d): %s", 1486 -ret, strerror(-ret)); 1487 return ret; 1488 } 1489 } 1490 return OK; 1491} 1492 1493status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1494 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, id()); 1495 msg->setPointer("reply", reply); 1496 1497 sp<AMessage> response; 1498 status_t err = msg->postAndAwaitResponse(&response); 1499 return err; 1500} 1501 1502status_t NuPlayer::selectTrack(size_t trackIndex, bool select) { 1503 sp<AMessage> msg = new AMessage(kWhatSelectTrack, id()); 1504 msg->setSize("trackIndex", trackIndex); 1505 msg->setInt32("select", select); 1506 1507 sp<AMessage> response; 1508 status_t err = msg->postAndAwaitResponse(&response); 1509 1510 if (err != OK) { 1511 return err; 1512 } 1513 1514 if (!response->findInt32("err", &err)) { 1515 err = OK; 1516 } 1517 1518 return err; 1519} 1520 1521void NuPlayer::schedulePollDuration() { 1522 sp<AMessage> msg = new AMessage(kWhatPollDuration, id()); 1523 msg->setInt32("generation", mPollDurationGeneration); 1524 msg->post(); 1525} 1526 1527void NuPlayer::cancelPollDuration() { 1528 ++mPollDurationGeneration; 1529} 1530 1531void NuPlayer::processDeferredActions() { 1532 while (!mDeferredActions.empty()) { 1533 // We won't execute any deferred actions until we're no longer in 1534 // an intermediate state, i.e. one more more decoders are currently 1535 // flushing or shutting down. 1536 1537 if (mRenderer != NULL) { 1538 // There's an edge case where the renderer owns all output 1539 // buffers and is paused, therefore the decoder will not read 1540 // more input data and will never encounter the matching 1541 // discontinuity. To avoid this, we resume the renderer. 1542 1543 if (mFlushingAudio == AWAITING_DISCONTINUITY 1544 || mFlushingVideo == AWAITING_DISCONTINUITY) { 1545 mRenderer->resume(); 1546 } 1547 } 1548 1549 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1550 // We're currently flushing, postpone the reset until that's 1551 // completed. 1552 1553 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1554 mFlushingAudio, mFlushingVideo); 1555 1556 break; 1557 } 1558 1559 sp<Action> action = *mDeferredActions.begin(); 1560 mDeferredActions.erase(mDeferredActions.begin()); 1561 1562 action->execute(this); 1563 } 1564} 1565 1566void NuPlayer::performSeek(int64_t seekTimeUs) { 1567 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs)", 1568 seekTimeUs, 1569 seekTimeUs / 1E6); 1570 1571 mSource->seekTo(seekTimeUs); 1572 ++mTimedTextGeneration; 1573 1574 if (mDriver != NULL) { 1575 sp<NuPlayerDriver> driver = mDriver.promote(); 1576 if (driver != NULL) { 1577 driver->notifyPosition(seekTimeUs); 1578 driver->notifySeekComplete(); 1579 } 1580 } 1581 1582 // everything's flushed, continue playback. 1583} 1584 1585void NuPlayer::performDecoderFlush() { 1586 ALOGV("performDecoderFlush"); 1587 1588 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 1589 return; 1590 } 1591 1592 mTimeDiscontinuityPending = true; 1593 1594 if (mAudioDecoder != NULL) { 1595 flushDecoder(true /* audio */, false /* needShutdown */); 1596 } 1597 1598 if (mVideoDecoder != NULL) { 1599 flushDecoder(false /* audio */, false /* needShutdown */); 1600 } 1601} 1602 1603void NuPlayer::performDecoderShutdown(bool audio, bool video) { 1604 ALOGV("performDecoderShutdown audio=%d, video=%d", audio, video); 1605 1606 if ((!audio || mAudioDecoder == NULL) 1607 && (!video || mVideoDecoder == NULL)) { 1608 return; 1609 } 1610 1611 mTimeDiscontinuityPending = true; 1612 1613 if (mFlushingAudio == NONE && (!audio || mAudioDecoder == NULL)) { 1614 mFlushingAudio = FLUSHED; 1615 } 1616 1617 if (mFlushingVideo == NONE && (!video || mVideoDecoder == NULL)) { 1618 mFlushingVideo = FLUSHED; 1619 } 1620 1621 if (audio && mAudioDecoder != NULL) { 1622 flushDecoder(true /* audio */, true /* needShutdown */); 1623 } 1624 1625 if (video && mVideoDecoder != NULL) { 1626 flushDecoder(false /* audio */, true /* needShutdown */); 1627 } 1628} 1629 1630void NuPlayer::performReset() { 1631 ALOGV("performReset"); 1632 1633 CHECK(mAudioDecoder == NULL); 1634 CHECK(mVideoDecoder == NULL); 1635 1636 cancelPollDuration(); 1637 1638 ++mScanSourcesGeneration; 1639 mScanSourcesPending = false; 1640 1641 if (mRendererLooper != NULL) { 1642 if (mRenderer != NULL) { 1643 mRendererLooper->unregisterHandler(mRenderer->id()); 1644 } 1645 mRendererLooper->stop(); 1646 mRendererLooper.clear(); 1647 } 1648 mRenderer.clear(); 1649 1650 if (mSource != NULL) { 1651 mSource->stop(); 1652 1653 looper()->unregisterHandler(mSource->id()); 1654 1655 mSource.clear(); 1656 } 1657 1658 if (mDriver != NULL) { 1659 sp<NuPlayerDriver> driver = mDriver.promote(); 1660 if (driver != NULL) { 1661 driver->notifyResetComplete(); 1662 } 1663 } 1664 1665 mStarted = false; 1666} 1667 1668void NuPlayer::performScanSources() { 1669 ALOGV("performScanSources"); 1670 1671 if (!mStarted) { 1672 return; 1673 } 1674 1675 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1676 postScanSources(); 1677 } 1678} 1679 1680void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) { 1681 ALOGV("performSetSurface"); 1682 1683 mNativeWindow = wrapper; 1684 1685 // XXX - ignore error from setVideoScalingMode for now 1686 setVideoScalingMode(mVideoScalingMode); 1687 1688 if (mDriver != NULL) { 1689 sp<NuPlayerDriver> driver = mDriver.promote(); 1690 if (driver != NULL) { 1691 driver->notifySetSurfaceComplete(); 1692 } 1693 } 1694} 1695 1696void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1697 int32_t what; 1698 CHECK(msg->findInt32("what", &what)); 1699 1700 switch (what) { 1701 case Source::kWhatPrepared: 1702 { 1703 if (mSource == NULL) { 1704 // This is a stale notification from a source that was 1705 // asynchronously preparing when the client called reset(). 1706 // We handled the reset, the source is gone. 1707 break; 1708 } 1709 1710 int32_t err; 1711 CHECK(msg->findInt32("err", &err)); 1712 1713 sp<NuPlayerDriver> driver = mDriver.promote(); 1714 if (driver != NULL) { 1715 // notify duration first, so that it's definitely set when 1716 // the app received the "prepare complete" callback. 1717 int64_t durationUs; 1718 if (mSource->getDuration(&durationUs) == OK) { 1719 driver->notifyDuration(durationUs); 1720 } 1721 driver->notifyPrepareCompleted(err); 1722 } 1723 1724 break; 1725 } 1726 1727 case Source::kWhatFlagsChanged: 1728 { 1729 uint32_t flags; 1730 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 1731 1732 sp<NuPlayerDriver> driver = mDriver.promote(); 1733 if (driver != NULL) { 1734 driver->notifyFlagsChanged(flags); 1735 } 1736 1737 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1738 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 1739 cancelPollDuration(); 1740 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1741 && (flags & Source::FLAG_DYNAMIC_DURATION) 1742 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 1743 schedulePollDuration(); 1744 } 1745 1746 mSourceFlags = flags; 1747 break; 1748 } 1749 1750 case Source::kWhatVideoSizeChanged: 1751 { 1752 sp<AMessage> format; 1753 CHECK(msg->findMessage("format", &format)); 1754 1755 updateVideoSize(format); 1756 break; 1757 } 1758 1759 case Source::kWhatBufferingStart: 1760 { 1761 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 1762 break; 1763 } 1764 1765 case Source::kWhatBufferingEnd: 1766 { 1767 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 1768 break; 1769 } 1770 1771 case Source::kWhatSubtitleData: 1772 { 1773 sp<ABuffer> buffer; 1774 CHECK(msg->findBuffer("buffer", &buffer)); 1775 1776 sendSubtitleData(buffer, 0 /* baseIndex */); 1777 break; 1778 } 1779 1780 case Source::kWhatTimedTextData: 1781 { 1782 int32_t generation; 1783 if (msg->findInt32("generation", &generation) 1784 && generation != mTimedTextGeneration) { 1785 break; 1786 } 1787 1788 sp<ABuffer> buffer; 1789 CHECK(msg->findBuffer("buffer", &buffer)); 1790 1791 sp<NuPlayerDriver> driver = mDriver.promote(); 1792 if (driver == NULL) { 1793 break; 1794 } 1795 1796 int posMs; 1797 int64_t timeUs, posUs; 1798 driver->getCurrentPosition(&posMs); 1799 posUs = posMs * 1000; 1800 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1801 1802 if (posUs < timeUs) { 1803 if (!msg->findInt32("generation", &generation)) { 1804 msg->setInt32("generation", mTimedTextGeneration); 1805 } 1806 msg->post(timeUs - posUs); 1807 } else { 1808 sendTimedTextData(buffer); 1809 } 1810 break; 1811 } 1812 1813 case Source::kWhatQueueDecoderShutdown: 1814 { 1815 int32_t audio, video; 1816 CHECK(msg->findInt32("audio", &audio)); 1817 CHECK(msg->findInt32("video", &video)); 1818 1819 sp<AMessage> reply; 1820 CHECK(msg->findMessage("reply", &reply)); 1821 1822 queueDecoderShutdown(audio, video, reply); 1823 break; 1824 } 1825 1826 default: 1827 TRESPASS(); 1828 } 1829} 1830 1831void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 1832 int32_t what; 1833 CHECK(msg->findInt32("what", &what)); 1834 1835 switch (what) { 1836 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 1837 { 1838 sp<ABuffer> buffer; 1839 CHECK(msg->findBuffer("buffer", &buffer)); 1840 1841 size_t inbandTracks = 0; 1842 if (mSource != NULL) { 1843 inbandTracks = mSource->getTrackCount(); 1844 } 1845 1846 sendSubtitleData(buffer, inbandTracks); 1847 break; 1848 } 1849 1850 case NuPlayer::CCDecoder::kWhatTrackAdded: 1851 { 1852 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 1853 1854 break; 1855 } 1856 1857 default: 1858 TRESPASS(); 1859 } 1860 1861 1862} 1863 1864void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 1865 int32_t trackIndex; 1866 int64_t timeUs, durationUs; 1867 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 1868 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1869 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 1870 1871 Parcel in; 1872 in.writeInt32(trackIndex + baseIndex); 1873 in.writeInt64(timeUs); 1874 in.writeInt64(durationUs); 1875 in.writeInt32(buffer->size()); 1876 in.writeInt32(buffer->size()); 1877 in.write(buffer->data(), buffer->size()); 1878 1879 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 1880} 1881 1882void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 1883 const void *data; 1884 size_t size = 0; 1885 int64_t timeUs; 1886 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 1887 1888 AString mime; 1889 CHECK(buffer->meta()->findString("mime", &mime)); 1890 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 1891 1892 data = buffer->data(); 1893 size = buffer->size(); 1894 1895 Parcel parcel; 1896 if (size > 0) { 1897 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1898 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 1899 TextDescriptions::getParcelOfDescriptions( 1900 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 1901 } 1902 1903 if ((parcel.dataSize() > 0)) { 1904 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 1905 } else { // send an empty timed text 1906 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 1907 } 1908} 1909//////////////////////////////////////////////////////////////////////////////// 1910 1911sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 1912 sp<MetaData> meta = getFormatMeta(audio); 1913 1914 if (meta == NULL) { 1915 return NULL; 1916 } 1917 1918 sp<AMessage> msg = new AMessage; 1919 1920 if(convertMetaDataToMessage(meta, &msg) == OK) { 1921 return msg; 1922 } 1923 return NULL; 1924} 1925 1926void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 1927 sp<AMessage> notify = dupNotify(); 1928 notify->setInt32("what", kWhatFlagsChanged); 1929 notify->setInt32("flags", flags); 1930 notify->post(); 1931} 1932 1933void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) { 1934 sp<AMessage> notify = dupNotify(); 1935 notify->setInt32("what", kWhatVideoSizeChanged); 1936 notify->setMessage("format", format); 1937 notify->post(); 1938} 1939 1940void NuPlayer::Source::notifyPrepared(status_t err) { 1941 sp<AMessage> notify = dupNotify(); 1942 notify->setInt32("what", kWhatPrepared); 1943 notify->setInt32("err", err); 1944 notify->post(); 1945} 1946 1947void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 1948 TRESPASS(); 1949} 1950 1951} // namespace android 1952