NuPlayer.cpp revision d3b0bbb8a37f90fba84eb4e95c58aa0fec6c51e7
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 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 211 size_t len = strlen(url); 212 213 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 214 215 sp<Source> source; 216 if (IsHTTPLiveURL(url)) { 217 source = new HTTPLiveSource(notify, httpService, url, headers); 218 } else if (!strncasecmp(url, "rtsp://", 7)) { 219 source = new RTSPSource( 220 notify, httpService, url, headers, mUIDValid, mUID); 221 } else if ((!strncasecmp(url, "http://", 7) 222 || !strncasecmp(url, "https://", 8)) 223 && ((len >= 4 && !strcasecmp(".sdp", &url[len - 4])) 224 || strstr(url, ".sdp?"))) { 225 source = new RTSPSource( 226 notify, httpService, url, headers, mUIDValid, mUID, true); 227 } else if ((!strncasecmp(url, "widevine://", 11))) { 228 source = new GenericSource(notify, httpService, url, headers, 229 true /* isWidevine */, mUIDValid, mUID); 230 mSourceFlags |= Source::FLAG_SECURE; 231 } else { 232 source = new GenericSource(notify, httpService, url, headers); 233 } 234 235 msg->setObject("source", source); 236 msg->post(); 237} 238 239void NuPlayer::setDataSourceAsync(int fd, int64_t offset, int64_t length) { 240 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 241 242 sp<AMessage> notify = new AMessage(kWhatSourceNotify, id()); 243 244 sp<Source> source = new GenericSource(notify, fd, offset, length); 245 msg->setObject("source", source); 246 msg->post(); 247} 248 249void NuPlayer::prepareAsync() { 250 (new AMessage(kWhatPrepare, id()))->post(); 251} 252 253void NuPlayer::setVideoSurfaceTextureAsync( 254 const sp<IGraphicBufferProducer> &bufferProducer) { 255 sp<AMessage> msg = new AMessage(kWhatSetVideoNativeWindow, id()); 256 257 if (bufferProducer == NULL) { 258 msg->setObject("native-window", NULL); 259 } else { 260 msg->setObject( 261 "native-window", 262 new NativeWindowWrapper( 263 new Surface(bufferProducer))); 264 } 265 266 msg->post(); 267} 268 269void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) { 270 sp<AMessage> msg = new AMessage(kWhatSetAudioSink, id()); 271 msg->setObject("sink", sink); 272 msg->post(); 273} 274 275void NuPlayer::start() { 276 (new AMessage(kWhatStart, id()))->post(); 277} 278 279void NuPlayer::pause() { 280 (new AMessage(kWhatPause, id()))->post(); 281} 282 283void NuPlayer::resume() { 284 (new AMessage(kWhatResume, id()))->post(); 285} 286 287void NuPlayer::resetAsync() { 288 (new AMessage(kWhatReset, id()))->post(); 289} 290 291void NuPlayer::seekToAsync(int64_t seekTimeUs) { 292 sp<AMessage> msg = new AMessage(kWhatSeek, id()); 293 msg->setInt64("seekTimeUs", seekTimeUs); 294 msg->post(); 295} 296 297// static 298bool NuPlayer::IsFlushingState(FlushStatus state, bool *needShutdown) { 299 switch (state) { 300 case FLUSHING_DECODER: 301 if (needShutdown != NULL) { 302 *needShutdown = false; 303 } 304 return true; 305 306 case FLUSHING_DECODER_SHUTDOWN: 307 if (needShutdown != NULL) { 308 *needShutdown = true; 309 } 310 return true; 311 312 default: 313 return false; 314 } 315} 316 317void NuPlayer::writeTrackInfo( 318 Parcel* reply, const sp<AMessage> format) const { 319 int32_t trackType; 320 CHECK(format->findInt32("type", &trackType)); 321 322 AString lang; 323 CHECK(format->findString("language", &lang)); 324 325 reply->writeInt32(2); // write something non-zero 326 reply->writeInt32(trackType); 327 reply->writeString16(String16(lang.c_str())); 328 329 if (trackType == MEDIA_TRACK_TYPE_SUBTITLE) { 330 AString mime; 331 CHECK(format->findString("mime", &mime)); 332 333 int32_t isAuto, isDefault, isForced; 334 CHECK(format->findInt32("auto", &isAuto)); 335 CHECK(format->findInt32("default", &isDefault)); 336 CHECK(format->findInt32("forced", &isForced)); 337 338 reply->writeString16(String16(mime.c_str())); 339 reply->writeInt32(isAuto); 340 reply->writeInt32(isDefault); 341 reply->writeInt32(isForced); 342 } 343} 344 345void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { 346 switch (msg->what()) { 347 case kWhatSetDataSource: 348 { 349 ALOGV("kWhatSetDataSource"); 350 351 CHECK(mSource == NULL); 352 353 sp<RefBase> obj; 354 CHECK(msg->findObject("source", &obj)); 355 356 mSource = static_cast<Source *>(obj.get()); 357 358 looper()->registerHandler(mSource); 359 360 CHECK(mDriver != NULL); 361 sp<NuPlayerDriver> driver = mDriver.promote(); 362 if (driver != NULL) { 363 driver->notifySetDataSourceCompleted(OK); 364 } 365 break; 366 } 367 368 case kWhatPrepare: 369 { 370 mSource->prepareAsync(); 371 break; 372 } 373 374 case kWhatGetTrackInfo: 375 { 376 uint32_t replyID; 377 CHECK(msg->senderAwaitsResponse(&replyID)); 378 379 Parcel* reply; 380 CHECK(msg->findPointer("reply", (void**)&reply)); 381 382 size_t inbandTracks = 0; 383 if (mSource != NULL) { 384 inbandTracks = mSource->getTrackCount(); 385 } 386 387 size_t ccTracks = 0; 388 if (mCCDecoder != NULL) { 389 ccTracks = mCCDecoder->getTrackCount(); 390 } 391 392 // total track count 393 reply->writeInt32(inbandTracks + ccTracks); 394 395 // write inband tracks 396 for (size_t i = 0; i < inbandTracks; ++i) { 397 writeTrackInfo(reply, mSource->getTrackInfo(i)); 398 } 399 400 // write CC track 401 for (size_t i = 0; i < ccTracks; ++i) { 402 writeTrackInfo(reply, mCCDecoder->getTrackInfo(i)); 403 } 404 405 sp<AMessage> response = new AMessage; 406 response->postReply(replyID); 407 break; 408 } 409 410 case kWhatSelectTrack: 411 { 412 uint32_t replyID; 413 CHECK(msg->senderAwaitsResponse(&replyID)); 414 415 size_t trackIndex; 416 int32_t select; 417 CHECK(msg->findSize("trackIndex", &trackIndex)); 418 CHECK(msg->findInt32("select", &select)); 419 420 status_t err = INVALID_OPERATION; 421 422 size_t inbandTracks = 0; 423 if (mSource != NULL) { 424 inbandTracks = mSource->getTrackCount(); 425 } 426 size_t ccTracks = 0; 427 if (mCCDecoder != NULL) { 428 ccTracks = mCCDecoder->getTrackCount(); 429 } 430 431 if (trackIndex < inbandTracks) { 432 err = mSource->selectTrack(trackIndex, select); 433 434 if (!select && err == OK) { 435 int32_t type; 436 sp<AMessage> info = mSource->getTrackInfo(trackIndex); 437 if (info != NULL 438 && info->findInt32("type", &type) 439 && type == MEDIA_TRACK_TYPE_TIMEDTEXT) { 440 ++mTimedTextGeneration; 441 } 442 } 443 } else { 444 trackIndex -= inbandTracks; 445 446 if (trackIndex < ccTracks) { 447 err = mCCDecoder->selectTrack(trackIndex, select); 448 } 449 } 450 451 sp<AMessage> response = new AMessage; 452 response->setInt32("err", err); 453 454 response->postReply(replyID); 455 break; 456 } 457 458 case kWhatPollDuration: 459 { 460 int32_t generation; 461 CHECK(msg->findInt32("generation", &generation)); 462 463 if (generation != mPollDurationGeneration) { 464 // stale 465 break; 466 } 467 468 int64_t durationUs; 469 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 470 sp<NuPlayerDriver> driver = mDriver.promote(); 471 if (driver != NULL) { 472 driver->notifyDuration(durationUs); 473 } 474 } 475 476 msg->post(1000000ll); // poll again in a second. 477 break; 478 } 479 480 case kWhatSetVideoNativeWindow: 481 { 482 ALOGV("kWhatSetVideoNativeWindow"); 483 484 mDeferredActions.push_back( 485 new ShutdownDecoderAction( 486 false /* audio */, true /* video */)); 487 488 sp<RefBase> obj; 489 CHECK(msg->findObject("native-window", &obj)); 490 491 mDeferredActions.push_back( 492 new SetSurfaceAction( 493 static_cast<NativeWindowWrapper *>(obj.get()))); 494 495 if (obj != NULL) { 496 // If there is a new surface texture, instantiate decoders 497 // again if possible. 498 mDeferredActions.push_back( 499 new SimpleAction(&NuPlayer::performScanSources)); 500 } 501 502 processDeferredActions(); 503 break; 504 } 505 506 case kWhatSetAudioSink: 507 { 508 ALOGV("kWhatSetAudioSink"); 509 510 sp<RefBase> obj; 511 CHECK(msg->findObject("sink", &obj)); 512 513 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 514 break; 515 } 516 517 case kWhatStart: 518 { 519 ALOGV("kWhatStart"); 520 521 mVideoIsAVC = false; 522 mOffloadAudio = false; 523 mAudioEOS = false; 524 mVideoEOS = false; 525 mSkipRenderingAudioUntilMediaTimeUs = -1; 526 mSkipRenderingVideoUntilMediaTimeUs = -1; 527 mVideoLateByUs = 0; 528 mNumFramesTotal = 0; 529 mNumFramesDropped = 0; 530 mStarted = true; 531 532 /* instantiate decoders now for secure playback */ 533 if (mSourceFlags & Source::FLAG_SECURE) { 534 if (mNativeWindow != NULL) { 535 instantiateDecoder(false, &mVideoDecoder); 536 } 537 538 if (mAudioSink != NULL) { 539 instantiateDecoder(true, &mAudioDecoder); 540 } 541 } 542 543 mSource->start(); 544 545 uint32_t flags = 0; 546 547 if (mSource->isRealTime()) { 548 flags |= Renderer::FLAG_REAL_TIME; 549 } 550 551 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 552 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 553 if (mAudioSink != NULL) { 554 streamType = mAudioSink->getAudioStreamType(); 555 } 556 557 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 558 559 mOffloadAudio = 560 canOffloadStream(audioMeta, (videoFormat != NULL), 561 true /* is_streaming */, streamType); 562 if (mOffloadAudio) { 563 flags |= Renderer::FLAG_OFFLOAD_AUDIO; 564 } 565 566 mRenderer = new Renderer( 567 mAudioSink, 568 new AMessage(kWhatRendererNotify, id()), 569 flags); 570 571 mRendererLooper = new ALooper; 572 mRendererLooper->setName("NuPlayerRenderer"); 573 mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO); 574 mRendererLooper->registerHandler(mRenderer); 575 576 postScanSources(); 577 break; 578 } 579 580 case kWhatScanSources: 581 { 582 int32_t generation; 583 CHECK(msg->findInt32("generation", &generation)); 584 if (generation != mScanSourcesGeneration) { 585 // Drop obsolete msg. 586 break; 587 } 588 589 mScanSourcesPending = false; 590 591 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 592 mAudioDecoder != NULL, mVideoDecoder != NULL); 593 594 bool mHadAnySourcesBefore = 595 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 596 597 if (mNativeWindow != NULL) { 598 instantiateDecoder(false, &mVideoDecoder); 599 } 600 601 if (mAudioSink != NULL) { 602 instantiateDecoder(true, &mAudioDecoder); 603 } 604 605 if (!mHadAnySourcesBefore 606 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 607 // This is the first time we've found anything playable. 608 609 if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) { 610 schedulePollDuration(); 611 } 612 } 613 614 status_t err; 615 if ((err = mSource->feedMoreTSData()) != OK) { 616 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 617 // We're not currently decoding anything (no audio or 618 // video tracks found) and we just ran out of input data. 619 620 if (err == ERROR_END_OF_STREAM) { 621 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 622 } else { 623 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 624 } 625 } 626 break; 627 } 628 629 if ((mAudioDecoder == NULL && mAudioSink != NULL) 630 || (mVideoDecoder == NULL && mNativeWindow != NULL)) { 631 msg->post(100000ll); 632 mScanSourcesPending = true; 633 } 634 break; 635 } 636 637 case kWhatVideoNotify: 638 case kWhatAudioNotify: 639 { 640 bool audio = msg->what() == kWhatAudioNotify; 641 642 int32_t what; 643 CHECK(msg->findInt32("what", &what)); 644 645 if (what == Decoder::kWhatFillThisBuffer) { 646 status_t err = feedDecoderInputData( 647 audio, msg); 648 649 if (err == -EWOULDBLOCK) { 650 if (mSource->feedMoreTSData() == OK) { 651 msg->post(10000ll); 652 } 653 } 654 } else if (what == Decoder::kWhatEOS) { 655 int32_t err; 656 CHECK(msg->findInt32("err", &err)); 657 658 if (err == ERROR_END_OF_STREAM) { 659 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 660 } else { 661 ALOGV("got %s decoder EOS w/ error %d", 662 audio ? "audio" : "video", 663 err); 664 } 665 666 mRenderer->queueEOS(audio, err); 667 } else if (what == Decoder::kWhatFlushCompleted) { 668 bool needShutdown; 669 670 if (audio) { 671 CHECK(IsFlushingState(mFlushingAudio, &needShutdown)); 672 mFlushingAudio = FLUSHED; 673 } else { 674 CHECK(IsFlushingState(mFlushingVideo, &needShutdown)); 675 mFlushingVideo = FLUSHED; 676 677 mVideoLateByUs = 0; 678 } 679 680 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 681 682 if (needShutdown) { 683 ALOGV("initiating %s decoder shutdown", 684 audio ? "audio" : "video"); 685 686 (audio ? mAudioDecoder : mVideoDecoder)->initiateShutdown(); 687 688 if (audio) { 689 mFlushingAudio = SHUTTING_DOWN_DECODER; 690 } else { 691 mFlushingVideo = SHUTTING_DOWN_DECODER; 692 } 693 } 694 695 finishFlushIfPossible(); 696 } else if (what == Decoder::kWhatOutputFormatChanged) { 697 sp<AMessage> format; 698 CHECK(msg->findMessage("format", &format)); 699 700 if (audio) { 701 int32_t numChannels; 702 CHECK(format->findInt32( 703 "channel-count", &numChannels)); 704 705 int32_t sampleRate; 706 CHECK(format->findInt32("sample-rate", &sampleRate)); 707 708 ALOGV("Audio output format changed to %d Hz, %d channels", 709 sampleRate, numChannels); 710 711 mAudioSink->close(); 712 713 uint32_t flags; 714 int64_t durationUs; 715 // FIXME: we should handle the case where the video decoder 716 // is created after we receive the format change indication. 717 // Current code will just make that we select deep buffer 718 // with video which should not be a problem as it should 719 // not prevent from keeping A/V sync. 720 if (mVideoDecoder == NULL && 721 mSource->getDuration(&durationUs) == OK && 722 durationUs 723 > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) { 724 flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 725 } else { 726 flags = AUDIO_OUTPUT_FLAG_NONE; 727 } 728 729 int32_t channelMask; 730 if (!format->findInt32("channel-mask", &channelMask)) { 731 channelMask = CHANNEL_MASK_USE_CHANNEL_ORDER; 732 } 733 734 if (mOffloadAudio) { 735 audio_format_t audioFormat = AUDIO_FORMAT_PCM_16_BIT; 736 audio_offload_info_t offloadInfo = 737 AUDIO_INFO_INITIALIZER; 738 739 AString mime; 740 CHECK(format->findString("mime", &mime)); 741 742 status_t err = 743 mapMimeToAudioFormat(audioFormat, mime.c_str()); 744 if (err != OK) { 745 ALOGE("Couldn't map mime \"%s\" to a valid " 746 "audio_format", mime.c_str()); 747 mOffloadAudio = false; 748 } else { 749 ALOGV("Mime \"%s\" mapped to audio_format 0x%x", 750 mime.c_str(), audioFormat); 751 752 flags |= AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 753 754 offloadInfo.duration_us = -1; 755 format->findInt64( 756 "durationUs", &offloadInfo.duration_us); 757 758 int avgBitRate = -1; 759 format->findInt32("bit-rate", &avgBitRate); 760 761 offloadInfo.sample_rate = sampleRate; 762 offloadInfo.channel_mask = channelMask; 763 offloadInfo.format = audioFormat; 764 offloadInfo.stream_type = AUDIO_STREAM_MUSIC; 765 offloadInfo.bit_rate = avgBitRate; 766 offloadInfo.has_video = (mVideoDecoder != NULL); 767 offloadInfo.is_streaming = true; 768 769 err = mAudioSink->open( 770 sampleRate, 771 numChannels, 772 (audio_channel_mask_t)channelMask, 773 audioFormat, 774 8 /* bufferCount */, 775 &NuPlayer::Renderer::AudioSinkCallback, 776 mRenderer.get(), 777 (audio_output_flags_t)flags, 778 &offloadInfo); 779 780 if (err == OK) { 781 // If the playback is offloaded to h/w, we pass 782 // the HAL some metadata information. 783 // We don't want to do this for PCM because it 784 // will be going through the AudioFlinger mixer 785 // before reaching the hardware. 786 sp<MetaData> audioMeta = 787 mSource->getFormatMeta(true /* audio */); 788 sendMetaDataToHal(mAudioSink, audioMeta); 789 790 err = mAudioSink->start(); 791 } 792 } 793 794 if (err != OK) { 795 // Clean up, fall back to non offload mode. 796 mAudioSink->close(); 797 mAudioDecoder.clear(); 798 mRenderer->signalDisableOffloadAudio(); 799 mOffloadAudio = false; 800 801 instantiateDecoder( 802 true /* audio */, &mAudioDecoder); 803 } 804 } 805 806 if (!mOffloadAudio) { 807 flags &= ~AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD; 808 CHECK_EQ(mAudioSink->open( 809 sampleRate, 810 numChannels, 811 (audio_channel_mask_t)channelMask, 812 AUDIO_FORMAT_PCM_16_BIT, 813 8 /* bufferCount */, 814 NULL, 815 NULL, 816 (audio_output_flags_t)flags), 817 (status_t)OK); 818 mAudioSink->start(); 819 } 820 821 mRenderer->signalAudioSinkChanged(); 822 } else { 823 // video 824 825 int32_t width, height; 826 CHECK(format->findInt32("width", &width)); 827 CHECK(format->findInt32("height", &height)); 828 829 int32_t cropLeft, cropTop, cropRight, cropBottom; 830 CHECK(format->findRect( 831 "crop", 832 &cropLeft, &cropTop, &cropRight, &cropBottom)); 833 834 int32_t displayWidth = cropRight - cropLeft + 1; 835 int32_t displayHeight = cropBottom - cropTop + 1; 836 837 ALOGV("Video output format changed to %d x %d " 838 "(crop: %d x %d @ (%d, %d))", 839 width, height, 840 displayWidth, 841 displayHeight, 842 cropLeft, cropTop); 843 844 sp<AMessage> videoInputFormat = 845 mSource->getFormat(false /* audio */); 846 847 // Take into account sample aspect ratio if necessary: 848 int32_t sarWidth, sarHeight; 849 if (videoInputFormat->findInt32("sar-width", &sarWidth) 850 && videoInputFormat->findInt32( 851 "sar-height", &sarHeight)) { 852 ALOGV("Sample aspect ratio %d : %d", 853 sarWidth, sarHeight); 854 855 displayWidth = (displayWidth * sarWidth) / sarHeight; 856 857 ALOGV("display dimensions %d x %d", 858 displayWidth, displayHeight); 859 } 860 861 notifyListener( 862 MEDIA_SET_VIDEO_SIZE, displayWidth, displayHeight); 863 } 864 } else if (what == Decoder::kWhatShutdownCompleted) { 865 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 866 if (audio) { 867 mAudioDecoder.clear(); 868 869 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 870 mFlushingAudio = SHUT_DOWN; 871 } else { 872 mVideoDecoder.clear(); 873 874 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 875 mFlushingVideo = SHUT_DOWN; 876 } 877 878 finishFlushIfPossible(); 879 } else if (what == Decoder::kWhatError) { 880 ALOGE("Received error from %s decoder, aborting playback.", 881 audio ? "audio" : "video"); 882 883 mRenderer->queueEOS(audio, UNKNOWN_ERROR); 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 } 956 break; 957 } 958 959 case kWhatMoreDataQueued: 960 { 961 break; 962 } 963 964 case kWhatReset: 965 { 966 ALOGV("kWhatReset"); 967 968 mDeferredActions.push_back( 969 new ShutdownDecoderAction( 970 true /* audio */, true /* video */)); 971 972 mDeferredActions.push_back( 973 new SimpleAction(&NuPlayer::performReset)); 974 975 processDeferredActions(); 976 break; 977 } 978 979 case kWhatSeek: 980 { 981 int64_t seekTimeUs; 982 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 983 984 ALOGV("kWhatSeek seekTimeUs=%lld us", seekTimeUs); 985 986 mDeferredActions.push_back( 987 new SimpleAction(&NuPlayer::performDecoderFlush)); 988 989 mDeferredActions.push_back(new SeekAction(seekTimeUs)); 990 991 processDeferredActions(); 992 break; 993 } 994 995 case kWhatPause: 996 { 997 CHECK(mRenderer != NULL); 998 mSource->pause(); 999 mRenderer->pause(); 1000 break; 1001 } 1002 1003 case kWhatResume: 1004 { 1005 CHECK(mRenderer != NULL); 1006 mSource->resume(); 1007 mRenderer->resume(); 1008 break; 1009 } 1010 1011 case kWhatSourceNotify: 1012 { 1013 onSourceNotify(msg); 1014 break; 1015 } 1016 1017 case kWhatClosedCaptionNotify: 1018 { 1019 onClosedCaptionNotify(msg); 1020 break; 1021 } 1022 1023 default: 1024 TRESPASS(); 1025 break; 1026 } 1027} 1028 1029void NuPlayer::finishFlushIfPossible() { 1030 if (mFlushingAudio != FLUSHED && mFlushingAudio != SHUT_DOWN) { 1031 return; 1032 } 1033 1034 if (mFlushingVideo != FLUSHED && mFlushingVideo != SHUT_DOWN) { 1035 return; 1036 } 1037 1038 ALOGV("both audio and video are flushed now."); 1039 1040 if (mTimeDiscontinuityPending) { 1041 mRenderer->signalTimeDiscontinuity(); 1042 mTimeDiscontinuityPending = false; 1043 } 1044 1045 if (mAudioDecoder != NULL) { 1046 mAudioDecoder->signalResume(); 1047 } 1048 1049 if (mVideoDecoder != NULL) { 1050 mVideoDecoder->signalResume(); 1051 } 1052 1053 mFlushingAudio = NONE; 1054 mFlushingVideo = NONE; 1055 1056 processDeferredActions(); 1057} 1058 1059void NuPlayer::postScanSources() { 1060 if (mScanSourcesPending) { 1061 return; 1062 } 1063 1064 sp<AMessage> msg = new AMessage(kWhatScanSources, id()); 1065 msg->setInt32("generation", mScanSourcesGeneration); 1066 msg->post(); 1067 1068 mScanSourcesPending = true; 1069} 1070 1071status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) { 1072 if (*decoder != NULL) { 1073 return OK; 1074 } 1075 1076 sp<AMessage> format = mSource->getFormat(audio); 1077 1078 if (format == NULL) { 1079 return -EWOULDBLOCK; 1080 } 1081 1082 if (!audio) { 1083 AString mime; 1084 CHECK(format->findString("mime", &mime)); 1085 mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str()); 1086 1087 sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, id()); 1088 mCCDecoder = new CCDecoder(ccNotify); 1089 1090 if (mSourceFlags & Source::FLAG_SECURE) { 1091 format->setInt32("secure", true); 1092 } 1093 } 1094 1095 sp<AMessage> notify = 1096 new AMessage(audio ? kWhatAudioNotify : kWhatVideoNotify, 1097 id()); 1098 1099 if (audio) { 1100 if (mOffloadAudio) { 1101 *decoder = new DecoderPassThrough(notify); 1102 } else { 1103 *decoder = new Decoder(notify); 1104 } 1105 } else { 1106 *decoder = new Decoder(notify, mNativeWindow); 1107 } 1108 (*decoder)->init(); 1109 (*decoder)->configure(format); 1110 1111 // allocate buffers to decrypt widevine source buffers 1112 if (!audio && (mSourceFlags & Source::FLAG_SECURE)) { 1113 Vector<sp<ABuffer> > inputBufs; 1114 CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK); 1115 1116 Vector<MediaBuffer *> mediaBufs; 1117 for (size_t i = 0; i < inputBufs.size(); i++) { 1118 const sp<ABuffer> &buffer = inputBufs[i]; 1119 MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size()); 1120 mediaBufs.push(mbuf); 1121 } 1122 1123 status_t err = mSource->setBuffers(audio, mediaBufs); 1124 if (err != OK) { 1125 for (size_t i = 0; i < mediaBufs.size(); ++i) { 1126 mediaBufs[i]->release(); 1127 } 1128 mediaBufs.clear(); 1129 ALOGE("Secure source didn't support secure mediaBufs."); 1130 return err; 1131 } 1132 } 1133 return OK; 1134} 1135 1136status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) { 1137 sp<AMessage> reply; 1138 CHECK(msg->findMessage("reply", &reply)); 1139 1140 if ((audio && IsFlushingState(mFlushingAudio)) 1141 || (!audio && IsFlushingState(mFlushingVideo))) { 1142 reply->setInt32("err", INFO_DISCONTINUITY); 1143 reply->post(); 1144 return OK; 1145 } 1146 1147 sp<ABuffer> accessUnit; 1148 1149 bool dropAccessUnit; 1150 do { 1151 status_t err = mSource->dequeueAccessUnit(audio, &accessUnit); 1152 1153 if (err == -EWOULDBLOCK) { 1154 return err; 1155 } else if (err != OK) { 1156 if (err == INFO_DISCONTINUITY) { 1157 int32_t type; 1158 CHECK(accessUnit->meta()->findInt32("discontinuity", &type)); 1159 1160 bool formatChange = 1161 (audio && 1162 (type & ATSParser::DISCONTINUITY_AUDIO_FORMAT)) 1163 || (!audio && 1164 (type & ATSParser::DISCONTINUITY_VIDEO_FORMAT)); 1165 1166 bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0; 1167 1168 ALOGI("%s discontinuity (formatChange=%d, time=%d)", 1169 audio ? "audio" : "video", formatChange, timeChange); 1170 1171 if (audio) { 1172 mSkipRenderingAudioUntilMediaTimeUs = -1; 1173 } else { 1174 mSkipRenderingVideoUntilMediaTimeUs = -1; 1175 } 1176 1177 if (timeChange) { 1178 sp<AMessage> extra; 1179 if (accessUnit->meta()->findMessage("extra", &extra) 1180 && extra != NULL) { 1181 int64_t resumeAtMediaTimeUs; 1182 if (extra->findInt64( 1183 "resume-at-mediatimeUs", &resumeAtMediaTimeUs)) { 1184 ALOGI("suppressing rendering of %s until %lld us", 1185 audio ? "audio" : "video", resumeAtMediaTimeUs); 1186 1187 if (audio) { 1188 mSkipRenderingAudioUntilMediaTimeUs = 1189 resumeAtMediaTimeUs; 1190 } else { 1191 mSkipRenderingVideoUntilMediaTimeUs = 1192 resumeAtMediaTimeUs; 1193 } 1194 } 1195 } 1196 } 1197 1198 mTimeDiscontinuityPending = 1199 mTimeDiscontinuityPending || timeChange; 1200 1201 if (formatChange || timeChange) { 1202 if (mFlushingAudio == NONE && mFlushingVideo == NONE) { 1203 // And we'll resume scanning sources once we're done 1204 // flushing. 1205 mDeferredActions.push_front( 1206 new SimpleAction( 1207 &NuPlayer::performScanSources)); 1208 } 1209 1210 sp<AMessage> newFormat = mSource->getFormat(audio); 1211 sp<Decoder> &decoder = audio ? mAudioDecoder : mVideoDecoder; 1212 if (formatChange && !decoder->supportsSeamlessFormatChange(newFormat)) { 1213 flushDecoder(audio, /* needShutdown = */ true); 1214 } else { 1215 flushDecoder(audio, /* needShutdown = */ false); 1216 err = OK; 1217 } 1218 } else { 1219 // This stream is unaffected by the discontinuity 1220 1221 if (audio) { 1222 mFlushingAudio = FLUSHED; 1223 } else { 1224 mFlushingVideo = FLUSHED; 1225 } 1226 1227 finishFlushIfPossible(); 1228 1229 return -EWOULDBLOCK; 1230 } 1231 } 1232 1233 reply->setInt32("err", err); 1234 reply->post(); 1235 return OK; 1236 } 1237 1238 if (!audio) { 1239 ++mNumFramesTotal; 1240 } 1241 1242 dropAccessUnit = false; 1243 if (!audio 1244 && !(mSourceFlags & Source::FLAG_SECURE) 1245 && mVideoLateByUs > 100000ll 1246 && mVideoIsAVC 1247 && !IsAVCReferenceFrame(accessUnit)) { 1248 dropAccessUnit = true; 1249 ++mNumFramesDropped; 1250 } 1251 } while (dropAccessUnit); 1252 1253 // ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video"); 1254 1255#if 0 1256 int64_t mediaTimeUs; 1257 CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs)); 1258 ALOGV("feeding %s input buffer at media time %.2f secs", 1259 audio ? "audio" : "video", 1260 mediaTimeUs / 1E6); 1261#endif 1262 1263 if (!audio) { 1264 mCCDecoder->decode(accessUnit); 1265 } 1266 1267 reply->setBuffer("buffer", accessUnit); 1268 reply->post(); 1269 1270 return OK; 1271} 1272 1273void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) { 1274 // ALOGV("renderBuffer %s", audio ? "audio" : "video"); 1275 1276 sp<AMessage> reply; 1277 CHECK(msg->findMessage("reply", &reply)); 1278 1279 if (IsFlushingState(audio ? mFlushingAudio : mFlushingVideo)) { 1280 // We're currently attempting to flush the decoder, in order 1281 // to complete this, the decoder wants all its buffers back, 1282 // so we don't want any output buffers it sent us (from before 1283 // we initiated the flush) to be stuck in the renderer's queue. 1284 1285 ALOGV("we're still flushing the %s decoder, sending its output buffer" 1286 " right back.", audio ? "audio" : "video"); 1287 1288 reply->post(); 1289 return; 1290 } 1291 1292 sp<ABuffer> buffer; 1293 CHECK(msg->findBuffer("buffer", &buffer)); 1294 1295 int64_t mediaTimeUs; 1296 CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs)); 1297 1298 int64_t &skipUntilMediaTimeUs = 1299 audio 1300 ? mSkipRenderingAudioUntilMediaTimeUs 1301 : mSkipRenderingVideoUntilMediaTimeUs; 1302 1303 if (skipUntilMediaTimeUs >= 0) { 1304 1305 if (mediaTimeUs < skipUntilMediaTimeUs) { 1306 ALOGV("dropping %s buffer at time %lld as requested.", 1307 audio ? "audio" : "video", 1308 mediaTimeUs); 1309 1310 reply->post(); 1311 return; 1312 } 1313 1314 skipUntilMediaTimeUs = -1; 1315 } 1316 1317 if (!audio && mCCDecoder->isSelected()) { 1318 mCCDecoder->display(mediaTimeUs); 1319 } 1320 1321 mRenderer->queueBuffer(audio, buffer, reply); 1322} 1323 1324void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1325 if (mDriver == NULL) { 1326 return; 1327 } 1328 1329 sp<NuPlayerDriver> driver = mDriver.promote(); 1330 1331 if (driver == NULL) { 1332 return; 1333 } 1334 1335 driver->notifyListener(msg, ext1, ext2, in); 1336} 1337 1338void NuPlayer::flushDecoder(bool audio, bool needShutdown) { 1339 ALOGV("[%s] flushDecoder needShutdown=%d", 1340 audio ? "audio" : "video", needShutdown); 1341 1342 if ((audio && mAudioDecoder == NULL) || (!audio && mVideoDecoder == NULL)) { 1343 ALOGI("flushDecoder %s without decoder present", 1344 audio ? "audio" : "video"); 1345 } 1346 1347 // Make sure we don't continue to scan sources until we finish flushing. 1348 ++mScanSourcesGeneration; 1349 mScanSourcesPending = false; 1350 1351 (audio ? mAudioDecoder : mVideoDecoder)->signalFlush(); 1352 mRenderer->flush(audio); 1353 1354 FlushStatus newStatus = 1355 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1356 1357 if (audio) { 1358 CHECK(mFlushingAudio == NONE 1359 || mFlushingAudio == AWAITING_DISCONTINUITY); 1360 1361 mFlushingAudio = newStatus; 1362 1363 if (mFlushingVideo == NONE) { 1364 mFlushingVideo = (mVideoDecoder != NULL) 1365 ? AWAITING_DISCONTINUITY 1366 : FLUSHED; 1367 } 1368 } else { 1369 CHECK(mFlushingVideo == NONE 1370 || mFlushingVideo == AWAITING_DISCONTINUITY); 1371 1372 mFlushingVideo = newStatus; 1373 1374 if (mFlushingAudio == NONE) { 1375 mFlushingAudio = (mAudioDecoder != NULL) 1376 ? AWAITING_DISCONTINUITY 1377 : FLUSHED; 1378 } 1379 } 1380} 1381 1382sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 1383 sp<MetaData> meta = getFormatMeta(audio); 1384 1385 if (meta == NULL) { 1386 return NULL; 1387 } 1388 1389 sp<AMessage> msg = new AMessage; 1390 1391 if(convertMetaDataToMessage(meta, &msg) == OK) { 1392 return msg; 1393 } 1394 return NULL; 1395} 1396 1397status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1398 mVideoScalingMode = mode; 1399 if (mNativeWindow != NULL) { 1400 status_t ret = native_window_set_scaling_mode( 1401 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1402 if (ret != OK) { 1403 ALOGE("Failed to set scaling mode (%d): %s", 1404 -ret, strerror(-ret)); 1405 return ret; 1406 } 1407 } 1408 return OK; 1409} 1410 1411status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1412 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, id()); 1413 msg->setPointer("reply", reply); 1414 1415 sp<AMessage> response; 1416 status_t err = msg->postAndAwaitResponse(&response); 1417 return err; 1418} 1419 1420status_t NuPlayer::selectTrack(size_t trackIndex, bool select) { 1421 sp<AMessage> msg = new AMessage(kWhatSelectTrack, id()); 1422 msg->setSize("trackIndex", trackIndex); 1423 msg->setInt32("select", select); 1424 1425 sp<AMessage> response; 1426 status_t err = msg->postAndAwaitResponse(&response); 1427 1428 if (err != OK) { 1429 return err; 1430 } 1431 1432 if (!response->findInt32("err", &err)) { 1433 err = OK; 1434 } 1435 1436 return err; 1437} 1438 1439void NuPlayer::schedulePollDuration() { 1440 sp<AMessage> msg = new AMessage(kWhatPollDuration, id()); 1441 msg->setInt32("generation", mPollDurationGeneration); 1442 msg->post(); 1443} 1444 1445void NuPlayer::cancelPollDuration() { 1446 ++mPollDurationGeneration; 1447} 1448 1449void NuPlayer::processDeferredActions() { 1450 while (!mDeferredActions.empty()) { 1451 // We won't execute any deferred actions until we're no longer in 1452 // an intermediate state, i.e. one more more decoders are currently 1453 // flushing or shutting down. 1454 1455 if (mRenderer != NULL) { 1456 // There's an edge case where the renderer owns all output 1457 // buffers and is paused, therefore the decoder will not read 1458 // more input data and will never encounter the matching 1459 // discontinuity. To avoid this, we resume the renderer. 1460 1461 if (mFlushingAudio == AWAITING_DISCONTINUITY 1462 || mFlushingVideo == AWAITING_DISCONTINUITY) { 1463 mRenderer->resume(); 1464 } 1465 } 1466 1467 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1468 // We're currently flushing, postpone the reset until that's 1469 // completed. 1470 1471 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1472 mFlushingAudio, mFlushingVideo); 1473 1474 break; 1475 } 1476 1477 sp<Action> action = *mDeferredActions.begin(); 1478 mDeferredActions.erase(mDeferredActions.begin()); 1479 1480 action->execute(this); 1481 } 1482} 1483 1484void NuPlayer::performSeek(int64_t seekTimeUs) { 1485 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs)", 1486 seekTimeUs, 1487 seekTimeUs / 1E6); 1488 1489 mSource->seekTo(seekTimeUs); 1490 ++mTimedTextGeneration; 1491 1492 if (mDriver != NULL) { 1493 sp<NuPlayerDriver> driver = mDriver.promote(); 1494 if (driver != NULL) { 1495 driver->notifyPosition(seekTimeUs); 1496 driver->notifySeekComplete(); 1497 } 1498 } 1499 1500 // everything's flushed, continue playback. 1501} 1502 1503void NuPlayer::performDecoderFlush() { 1504 ALOGV("performDecoderFlush"); 1505 1506 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 1507 return; 1508 } 1509 1510 mTimeDiscontinuityPending = true; 1511 1512 if (mAudioDecoder != NULL) { 1513 flushDecoder(true /* audio */, false /* needShutdown */); 1514 } 1515 1516 if (mVideoDecoder != NULL) { 1517 flushDecoder(false /* audio */, false /* needShutdown */); 1518 } 1519} 1520 1521void NuPlayer::performDecoderShutdown(bool audio, bool video) { 1522 ALOGV("performDecoderShutdown audio=%d, video=%d", audio, video); 1523 1524 if ((!audio || mAudioDecoder == NULL) 1525 && (!video || mVideoDecoder == NULL)) { 1526 return; 1527 } 1528 1529 mTimeDiscontinuityPending = true; 1530 1531 if (mFlushingAudio == NONE && (!audio || mAudioDecoder == NULL)) { 1532 mFlushingAudio = FLUSHED; 1533 } 1534 1535 if (mFlushingVideo == NONE && (!video || mVideoDecoder == NULL)) { 1536 mFlushingVideo = FLUSHED; 1537 } 1538 1539 if (audio && mAudioDecoder != NULL) { 1540 flushDecoder(true /* audio */, true /* needShutdown */); 1541 } 1542 1543 if (video && mVideoDecoder != NULL) { 1544 flushDecoder(false /* audio */, true /* needShutdown */); 1545 } 1546} 1547 1548void NuPlayer::performReset() { 1549 ALOGV("performReset"); 1550 1551 CHECK(mAudioDecoder == NULL); 1552 CHECK(mVideoDecoder == NULL); 1553 1554 cancelPollDuration(); 1555 1556 ++mScanSourcesGeneration; 1557 mScanSourcesPending = false; 1558 1559 if (mRendererLooper != NULL) { 1560 if (mRenderer != NULL) { 1561 mRendererLooper->unregisterHandler(mRenderer->id()); 1562 } 1563 mRendererLooper->stop(); 1564 mRendererLooper.clear(); 1565 } 1566 mRenderer.clear(); 1567 1568 if (mSource != NULL) { 1569 mSource->stop(); 1570 1571 looper()->unregisterHandler(mSource->id()); 1572 1573 mSource.clear(); 1574 } 1575 1576 if (mDriver != NULL) { 1577 sp<NuPlayerDriver> driver = mDriver.promote(); 1578 if (driver != NULL) { 1579 driver->notifyResetComplete(); 1580 } 1581 } 1582 1583 mStarted = false; 1584} 1585 1586void NuPlayer::performScanSources() { 1587 ALOGV("performScanSources"); 1588 1589 if (!mStarted) { 1590 return; 1591 } 1592 1593 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1594 postScanSources(); 1595 } 1596} 1597 1598void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) { 1599 ALOGV("performSetSurface"); 1600 1601 mNativeWindow = wrapper; 1602 1603 // XXX - ignore error from setVideoScalingMode for now 1604 setVideoScalingMode(mVideoScalingMode); 1605 1606 if (mDriver != NULL) { 1607 sp<NuPlayerDriver> driver = mDriver.promote(); 1608 if (driver != NULL) { 1609 driver->notifySetSurfaceComplete(); 1610 } 1611 } 1612} 1613 1614void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1615 int32_t what; 1616 CHECK(msg->findInt32("what", &what)); 1617 1618 switch (what) { 1619 case Source::kWhatPrepared: 1620 { 1621 if (mSource == NULL) { 1622 // This is a stale notification from a source that was 1623 // asynchronously preparing when the client called reset(). 1624 // We handled the reset, the source is gone. 1625 break; 1626 } 1627 1628 int32_t err; 1629 CHECK(msg->findInt32("err", &err)); 1630 1631 sp<NuPlayerDriver> driver = mDriver.promote(); 1632 if (driver != NULL) { 1633 // notify duration first, so that it's definitely set when 1634 // the app received the "prepare complete" callback. 1635 int64_t durationUs; 1636 if (mSource->getDuration(&durationUs) == OK) { 1637 driver->notifyDuration(durationUs); 1638 } 1639 driver->notifyPrepareCompleted(err); 1640 } 1641 1642 break; 1643 } 1644 1645 case Source::kWhatFlagsChanged: 1646 { 1647 uint32_t flags; 1648 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 1649 1650 sp<NuPlayerDriver> driver = mDriver.promote(); 1651 if (driver != NULL) { 1652 driver->notifyFlagsChanged(flags); 1653 } 1654 1655 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1656 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 1657 cancelPollDuration(); 1658 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1659 && (flags & Source::FLAG_DYNAMIC_DURATION) 1660 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 1661 schedulePollDuration(); 1662 } 1663 1664 mSourceFlags = flags; 1665 break; 1666 } 1667 1668 case Source::kWhatVideoSizeChanged: 1669 { 1670 int32_t width, height; 1671 CHECK(msg->findInt32("width", &width)); 1672 CHECK(msg->findInt32("height", &height)); 1673 1674 notifyListener(MEDIA_SET_VIDEO_SIZE, width, height); 1675 break; 1676 } 1677 1678 case Source::kWhatBufferingStart: 1679 { 1680 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 1681 break; 1682 } 1683 1684 case Source::kWhatBufferingEnd: 1685 { 1686 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 1687 break; 1688 } 1689 1690 case Source::kWhatSubtitleData: 1691 { 1692 sp<ABuffer> buffer; 1693 CHECK(msg->findBuffer("buffer", &buffer)); 1694 1695 sendSubtitleData(buffer, 0 /* baseIndex */); 1696 break; 1697 } 1698 1699 case Source::kWhatTimedTextData: 1700 { 1701 int32_t generation; 1702 if (msg->findInt32("generation", &generation) 1703 && generation != mTimedTextGeneration) { 1704 break; 1705 } 1706 1707 sp<ABuffer> buffer; 1708 CHECK(msg->findBuffer("buffer", &buffer)); 1709 1710 sp<NuPlayerDriver> driver = mDriver.promote(); 1711 if (driver == NULL) { 1712 break; 1713 } 1714 1715 int posMs; 1716 int64_t timeUs, posUs; 1717 driver->getCurrentPosition(&posMs); 1718 posUs = posMs * 1000; 1719 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1720 1721 if (posUs < timeUs) { 1722 if (!msg->findInt32("generation", &generation)) { 1723 msg->setInt32("generation", mTimedTextGeneration); 1724 } 1725 msg->post(timeUs - posUs); 1726 } else { 1727 sendTimedTextData(buffer); 1728 } 1729 break; 1730 } 1731 1732 case Source::kWhatQueueDecoderShutdown: 1733 { 1734 int32_t audio, video; 1735 CHECK(msg->findInt32("audio", &audio)); 1736 CHECK(msg->findInt32("video", &video)); 1737 1738 sp<AMessage> reply; 1739 CHECK(msg->findMessage("reply", &reply)); 1740 1741 queueDecoderShutdown(audio, video, reply); 1742 break; 1743 } 1744 1745 default: 1746 TRESPASS(); 1747 } 1748} 1749 1750void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 1751 int32_t what; 1752 CHECK(msg->findInt32("what", &what)); 1753 1754 switch (what) { 1755 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 1756 { 1757 sp<ABuffer> buffer; 1758 CHECK(msg->findBuffer("buffer", &buffer)); 1759 1760 size_t inbandTracks = 0; 1761 if (mSource != NULL) { 1762 inbandTracks = mSource->getTrackCount(); 1763 } 1764 1765 sendSubtitleData(buffer, inbandTracks); 1766 break; 1767 } 1768 1769 case NuPlayer::CCDecoder::kWhatTrackAdded: 1770 { 1771 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 1772 1773 break; 1774 } 1775 1776 default: 1777 TRESPASS(); 1778 } 1779 1780 1781} 1782 1783void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 1784 int32_t trackIndex; 1785 int64_t timeUs, durationUs; 1786 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 1787 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1788 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 1789 1790 Parcel in; 1791 in.writeInt32(trackIndex + baseIndex); 1792 in.writeInt64(timeUs); 1793 in.writeInt64(durationUs); 1794 in.writeInt32(buffer->size()); 1795 in.writeInt32(buffer->size()); 1796 in.write(buffer->data(), buffer->size()); 1797 1798 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 1799} 1800 1801void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 1802 const void *data; 1803 size_t size = 0; 1804 int64_t timeUs; 1805 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 1806 1807 AString mime; 1808 CHECK(buffer->meta()->findString("mime", &mime)); 1809 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 1810 1811 data = buffer->data(); 1812 size = buffer->size(); 1813 1814 Parcel parcel; 1815 if (size > 0) { 1816 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1817 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 1818 TextDescriptions::getParcelOfDescriptions( 1819 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 1820 } 1821 1822 if ((parcel.dataSize() > 0)) { 1823 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 1824 } else { // send an empty timed text 1825 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 1826 } 1827} 1828//////////////////////////////////////////////////////////////////////////////// 1829 1830void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 1831 sp<AMessage> notify = dupNotify(); 1832 notify->setInt32("what", kWhatFlagsChanged); 1833 notify->setInt32("flags", flags); 1834 notify->post(); 1835} 1836 1837void NuPlayer::Source::notifyVideoSizeChanged(int32_t width, int32_t height) { 1838 sp<AMessage> notify = dupNotify(); 1839 notify->setInt32("what", kWhatVideoSizeChanged); 1840 notify->setInt32("width", width); 1841 notify->setInt32("height", height); 1842 notify->post(); 1843} 1844 1845void NuPlayer::Source::notifyPrepared(status_t err) { 1846 sp<AMessage> notify = dupNotify(); 1847 notify->setInt32("what", kWhatPrepared); 1848 notify->setInt32("err", err); 1849 notify->post(); 1850} 1851 1852void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 1853 TRESPASS(); 1854} 1855 1856void NuPlayer::queueDecoderShutdown( 1857 bool audio, bool video, const sp<AMessage> &reply) { 1858 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1859 1860 mDeferredActions.push_back( 1861 new ShutdownDecoderAction(audio, video)); 1862 1863 mDeferredActions.push_back( 1864 new SimpleAction(&NuPlayer::performScanSources)); 1865 1866 mDeferredActions.push_back(new PostMessageAction(reply)); 1867 1868 processDeferredActions(); 1869} 1870 1871} // namespace android 1872