NuPlayer.cpp revision e4d18c7f84186b935ac569d5919059c455edd390
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 "NuPlayerCCDecoder.h" 25#include "NuPlayerDecoder.h" 26#include "NuPlayerDecoderBase.h" 27#include "NuPlayerDecoderPassThrough.h" 28#include "NuPlayerDriver.h" 29#include "NuPlayerRenderer.h" 30#include "NuPlayerSource.h" 31#include "RTSPSource.h" 32#include "StreamingSource.h" 33#include "GenericSource.h" 34#include "TextDescriptions.h" 35 36#include "ATSParser.h" 37 38#include <cutils/properties.h> 39 40#include <media/AudioResamplerPublic.h> 41#include <media/AVSyncSettings.h> 42 43#include <media/stagefright/foundation/hexdump.h> 44#include <media/stagefright/foundation/ABuffer.h> 45#include <media/stagefright/foundation/ADebug.h> 46#include <media/stagefright/foundation/AMessage.h> 47#include <media/stagefright/MediaBuffer.h> 48#include <media/stagefright/MediaDefs.h> 49#include <media/stagefright/MediaErrors.h> 50#include <media/stagefright/MetaData.h> 51 52#include <gui/IGraphicBufferProducer.h> 53#include <gui/Surface.h> 54 55#include "avc_utils.h" 56 57#include "ESDS.h" 58#include <media/stagefright/Utils.h> 59 60namespace android { 61 62struct NuPlayer::Action : public RefBase { 63 Action() {} 64 65 virtual void execute(NuPlayer *player) = 0; 66 67private: 68 DISALLOW_EVIL_CONSTRUCTORS(Action); 69}; 70 71struct NuPlayer::SeekAction : public Action { 72 SeekAction(int64_t seekTimeUs) 73 : mSeekTimeUs(seekTimeUs) { 74 } 75 76 virtual void execute(NuPlayer *player) { 77 player->performSeek(mSeekTimeUs); 78 } 79 80private: 81 int64_t mSeekTimeUs; 82 83 DISALLOW_EVIL_CONSTRUCTORS(SeekAction); 84}; 85 86struct NuPlayer::ResumeDecoderAction : public Action { 87 ResumeDecoderAction(bool needNotify) 88 : mNeedNotify(needNotify) { 89 } 90 91 virtual void execute(NuPlayer *player) { 92 player->performResumeDecoders(mNeedNotify); 93 } 94 95private: 96 bool mNeedNotify; 97 98 DISALLOW_EVIL_CONSTRUCTORS(ResumeDecoderAction); 99}; 100 101struct NuPlayer::SetSurfaceAction : public Action { 102 SetSurfaceAction(const sp<Surface> &surface) 103 : mSurface(surface) { 104 } 105 106 virtual void execute(NuPlayer *player) { 107 player->performSetSurface(mSurface); 108 } 109 110private: 111 sp<Surface> mSurface; 112 113 DISALLOW_EVIL_CONSTRUCTORS(SetSurfaceAction); 114}; 115 116struct NuPlayer::FlushDecoderAction : public Action { 117 FlushDecoderAction(FlushCommand audio, FlushCommand video) 118 : mAudio(audio), 119 mVideo(video) { 120 } 121 122 virtual void execute(NuPlayer *player) { 123 player->performDecoderFlush(mAudio, mVideo); 124 } 125 126private: 127 FlushCommand mAudio; 128 FlushCommand mVideo; 129 130 DISALLOW_EVIL_CONSTRUCTORS(FlushDecoderAction); 131}; 132 133struct NuPlayer::PostMessageAction : public Action { 134 PostMessageAction(const sp<AMessage> &msg) 135 : mMessage(msg) { 136 } 137 138 virtual void execute(NuPlayer *) { 139 mMessage->post(); 140 } 141 142private: 143 sp<AMessage> mMessage; 144 145 DISALLOW_EVIL_CONSTRUCTORS(PostMessageAction); 146}; 147 148// Use this if there's no state necessary to save in order to execute 149// the action. 150struct NuPlayer::SimpleAction : public Action { 151 typedef void (NuPlayer::*ActionFunc)(); 152 153 SimpleAction(ActionFunc func) 154 : mFunc(func) { 155 } 156 157 virtual void execute(NuPlayer *player) { 158 (player->*mFunc)(); 159 } 160 161private: 162 ActionFunc mFunc; 163 164 DISALLOW_EVIL_CONSTRUCTORS(SimpleAction); 165}; 166 167//////////////////////////////////////////////////////////////////////////////// 168 169NuPlayer::NuPlayer() 170 : mUIDValid(false), 171 mSourceFlags(0), 172 mOffloadAudio(false), 173 mAudioDecoderGeneration(0), 174 mVideoDecoderGeneration(0), 175 mRendererGeneration(0), 176 mAudioEOS(false), 177 mVideoEOS(false), 178 mScanSourcesPending(false), 179 mScanSourcesGeneration(0), 180 mPollDurationGeneration(0), 181 mTimedTextGeneration(0), 182 mFlushingAudio(NONE), 183 mFlushingVideo(NONE), 184 mResumePending(false), 185 mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW), 186 mPlaybackSettings(AUDIO_PLAYBACK_RATE_DEFAULT), 187 mVideoFpsHint(-1.f), 188 mStarted(false), 189 mSourceStarted(false), 190 mPaused(false), 191 mPausedByClient(false), 192 mPausedForBuffering(false) { 193 clearFlushComplete(); 194} 195 196NuPlayer::~NuPlayer() { 197} 198 199void NuPlayer::setUID(uid_t uid) { 200 mUIDValid = true; 201 mUID = uid; 202} 203 204void NuPlayer::setDriver(const wp<NuPlayerDriver> &driver) { 205 mDriver = driver; 206} 207 208void NuPlayer::setDataSourceAsync(const sp<IStreamSource> &source) { 209 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 210 211 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 212 213 msg->setObject("source", new StreamingSource(notify, source)); 214 msg->post(); 215} 216 217static bool IsHTTPLiveURL(const char *url) { 218 if (!strncasecmp("http://", url, 7) 219 || !strncasecmp("https://", url, 8) 220 || !strncasecmp("file://", url, 7)) { 221 size_t len = strlen(url); 222 if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) { 223 return true; 224 } 225 226 if (strstr(url,"m3u8")) { 227 return true; 228 } 229 } 230 231 return false; 232} 233 234void NuPlayer::setDataSourceAsync( 235 const sp<IMediaHTTPService> &httpService, 236 const char *url, 237 const KeyedVector<String8, String8> *headers) { 238 239 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 240 size_t len = strlen(url); 241 242 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 243 244 sp<Source> source; 245 if (IsHTTPLiveURL(url)) { 246 source = new HTTPLiveSource(notify, httpService, url, headers); 247 } else if (!strncasecmp(url, "rtsp://", 7)) { 248 source = new RTSPSource( 249 notify, httpService, url, headers, mUIDValid, mUID); 250 } else if ((!strncasecmp(url, "http://", 7) 251 || !strncasecmp(url, "https://", 8)) 252 && ((len >= 4 && !strcasecmp(".sdp", &url[len - 4])) 253 || strstr(url, ".sdp?"))) { 254 source = new RTSPSource( 255 notify, httpService, url, headers, mUIDValid, mUID, true); 256 } else { 257 sp<GenericSource> genericSource = 258 new GenericSource(notify, mUIDValid, mUID); 259 // Don't set FLAG_SECURE on mSourceFlags here for widevine. 260 // The correct flags will be updated in Source::kWhatFlagsChanged 261 // handler when GenericSource is prepared. 262 263 status_t err = genericSource->setDataSource(httpService, url, headers); 264 265 if (err == OK) { 266 source = genericSource; 267 } else { 268 ALOGE("Failed to set data source!"); 269 } 270 } 271 msg->setObject("source", source); 272 msg->post(); 273} 274 275void NuPlayer::setDataSourceAsync(int fd, int64_t offset, int64_t length) { 276 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 277 278 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 279 280 sp<GenericSource> source = 281 new GenericSource(notify, mUIDValid, mUID); 282 283 status_t err = source->setDataSource(fd, offset, length); 284 285 if (err != OK) { 286 ALOGE("Failed to set data source!"); 287 source = NULL; 288 } 289 290 msg->setObject("source", source); 291 msg->post(); 292} 293 294void NuPlayer::setDataSourceAsync(const sp<DataSource> &dataSource) { 295 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 296 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 297 298 sp<GenericSource> source = new GenericSource(notify, mUIDValid, mUID); 299 status_t err = source->setDataSource(dataSource); 300 301 if (err != OK) { 302 ALOGE("Failed to set data source!"); 303 source = NULL; 304 } 305 306 msg->setObject("source", source); 307 msg->post(); 308} 309 310void NuPlayer::prepareAsync() { 311 (new AMessage(kWhatPrepare, this))->post(); 312} 313 314void NuPlayer::setVideoSurfaceTextureAsync( 315 const sp<IGraphicBufferProducer> &bufferProducer) { 316 sp<AMessage> msg = new AMessage(kWhatSetVideoSurface, this); 317 318 if (bufferProducer == NULL) { 319 msg->setObject("surface", NULL); 320 } else { 321 msg->setObject("surface", new Surface(bufferProducer, true /* controlledByApp */)); 322 } 323 324 msg->post(); 325} 326 327void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) { 328 sp<AMessage> msg = new AMessage(kWhatSetAudioSink, this); 329 msg->setObject("sink", sink); 330 msg->post(); 331} 332 333void NuPlayer::start() { 334 (new AMessage(kWhatStart, this))->post(); 335} 336 337status_t NuPlayer::setPlaybackSettings(const AudioPlaybackRate &rate) { 338 // do some cursory validation of the settings here. audio modes are 339 // only validated when set on the audiosink. 340 if ((rate.mSpeed != 0.f && rate.mSpeed < AUDIO_TIMESTRETCH_SPEED_MIN) 341 || rate.mSpeed > AUDIO_TIMESTRETCH_SPEED_MAX 342 || rate.mPitch < AUDIO_TIMESTRETCH_SPEED_MIN 343 || rate.mPitch > AUDIO_TIMESTRETCH_SPEED_MAX) { 344 return BAD_VALUE; 345 } 346 sp<AMessage> msg = new AMessage(kWhatConfigPlayback, this); 347 writeToAMessage(msg, rate); 348 sp<AMessage> response; 349 status_t err = msg->postAndAwaitResponse(&response); 350 if (err == OK && response != NULL) { 351 CHECK(response->findInt32("err", &err)); 352 } 353 return err; 354} 355 356status_t NuPlayer::getPlaybackSettings(AudioPlaybackRate *rate /* nonnull */) { 357 sp<AMessage> msg = new AMessage(kWhatGetPlaybackSettings, this); 358 sp<AMessage> response; 359 status_t err = msg->postAndAwaitResponse(&response); 360 if (err == OK && response != NULL) { 361 CHECK(response->findInt32("err", &err)); 362 if (err == OK) { 363 readFromAMessage(response, rate); 364 } 365 } 366 return err; 367} 368 369status_t NuPlayer::setSyncSettings(const AVSyncSettings &sync, float videoFpsHint) { 370 sp<AMessage> msg = new AMessage(kWhatConfigSync, this); 371 writeToAMessage(msg, sync, videoFpsHint); 372 sp<AMessage> response; 373 status_t err = msg->postAndAwaitResponse(&response); 374 if (err == OK && response != NULL) { 375 CHECK(response->findInt32("err", &err)); 376 } 377 return err; 378} 379 380status_t NuPlayer::getSyncSettings( 381 AVSyncSettings *sync /* nonnull */, float *videoFps /* nonnull */) { 382 sp<AMessage> msg = new AMessage(kWhatGetSyncSettings, this); 383 sp<AMessage> response; 384 status_t err = msg->postAndAwaitResponse(&response); 385 if (err == OK && response != NULL) { 386 CHECK(response->findInt32("err", &err)); 387 if (err == OK) { 388 readFromAMessage(response, sync, videoFps); 389 } 390 } 391 return err; 392} 393 394void NuPlayer::pause() { 395 (new AMessage(kWhatPause, this))->post(); 396} 397 398void NuPlayer::resetAsync() { 399 if (mSource != NULL) { 400 // During a reset, the data source might be unresponsive already, we need to 401 // disconnect explicitly so that reads exit promptly. 402 // We can't queue the disconnect request to the looper, as it might be 403 // queued behind a stuck read and never gets processed. 404 // Doing a disconnect outside the looper to allows the pending reads to exit 405 // (either successfully or with error). 406 mSource->disconnect(); 407 } 408 409 (new AMessage(kWhatReset, this))->post(); 410} 411 412void NuPlayer::seekToAsync(int64_t seekTimeUs, bool needNotify) { 413 sp<AMessage> msg = new AMessage(kWhatSeek, this); 414 msg->setInt64("seekTimeUs", seekTimeUs); 415 msg->setInt32("needNotify", needNotify); 416 msg->post(); 417} 418 419 420void NuPlayer::writeTrackInfo( 421 Parcel* reply, const sp<AMessage> format) const { 422 int32_t trackType; 423 CHECK(format->findInt32("type", &trackType)); 424 425 AString mime; 426 if (!format->findString("mime", &mime)) { 427 // Java MediaPlayer only uses mimetype for subtitle and timedtext tracks. 428 // If we can't find the mimetype here it means that we wouldn't be needing 429 // the mimetype on the Java end. We still write a placeholder mime to keep the 430 // (de)serialization logic simple. 431 if (trackType == MEDIA_TRACK_TYPE_AUDIO) { 432 mime = "audio/"; 433 } else if (trackType == MEDIA_TRACK_TYPE_VIDEO) { 434 mime = "video/"; 435 } else { 436 TRESPASS(); 437 } 438 } 439 440 AString lang; 441 CHECK(format->findString("language", &lang)); 442 443 reply->writeInt32(2); // write something non-zero 444 reply->writeInt32(trackType); 445 reply->writeString16(String16(mime.c_str())); 446 reply->writeString16(String16(lang.c_str())); 447 448 if (trackType == MEDIA_TRACK_TYPE_SUBTITLE) { 449 int32_t isAuto, isDefault, isForced; 450 CHECK(format->findInt32("auto", &isAuto)); 451 CHECK(format->findInt32("default", &isDefault)); 452 CHECK(format->findInt32("forced", &isForced)); 453 454 reply->writeInt32(isAuto); 455 reply->writeInt32(isDefault); 456 reply->writeInt32(isForced); 457 } 458} 459 460void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { 461 switch (msg->what()) { 462 case kWhatSetDataSource: 463 { 464 ALOGV("kWhatSetDataSource"); 465 466 CHECK(mSource == NULL); 467 468 status_t err = OK; 469 sp<RefBase> obj; 470 CHECK(msg->findObject("source", &obj)); 471 if (obj != NULL) { 472 mSource = static_cast<Source *>(obj.get()); 473 } else { 474 err = UNKNOWN_ERROR; 475 } 476 477 CHECK(mDriver != NULL); 478 sp<NuPlayerDriver> driver = mDriver.promote(); 479 if (driver != NULL) { 480 driver->notifySetDataSourceCompleted(err); 481 } 482 break; 483 } 484 485 case kWhatPrepare: 486 { 487 mSource->prepareAsync(); 488 break; 489 } 490 491 case kWhatGetTrackInfo: 492 { 493 sp<AReplyToken> replyID; 494 CHECK(msg->senderAwaitsResponse(&replyID)); 495 496 Parcel* reply; 497 CHECK(msg->findPointer("reply", (void**)&reply)); 498 499 size_t inbandTracks = 0; 500 if (mSource != NULL) { 501 inbandTracks = mSource->getTrackCount(); 502 } 503 504 size_t ccTracks = 0; 505 if (mCCDecoder != NULL) { 506 ccTracks = mCCDecoder->getTrackCount(); 507 } 508 509 // total track count 510 reply->writeInt32(inbandTracks + ccTracks); 511 512 // write inband tracks 513 for (size_t i = 0; i < inbandTracks; ++i) { 514 writeTrackInfo(reply, mSource->getTrackInfo(i)); 515 } 516 517 // write CC track 518 for (size_t i = 0; i < ccTracks; ++i) { 519 writeTrackInfo(reply, mCCDecoder->getTrackInfo(i)); 520 } 521 522 sp<AMessage> response = new AMessage; 523 response->postReply(replyID); 524 break; 525 } 526 527 case kWhatGetSelectedTrack: 528 { 529 status_t err = INVALID_OPERATION; 530 if (mSource != NULL) { 531 err = OK; 532 533 int32_t type32; 534 CHECK(msg->findInt32("type", (int32_t*)&type32)); 535 media_track_type type = (media_track_type)type32; 536 ssize_t selectedTrack = mSource->getSelectedTrack(type); 537 538 Parcel* reply; 539 CHECK(msg->findPointer("reply", (void**)&reply)); 540 reply->writeInt32(selectedTrack); 541 } 542 543 sp<AMessage> response = new AMessage; 544 response->setInt32("err", err); 545 546 sp<AReplyToken> replyID; 547 CHECK(msg->senderAwaitsResponse(&replyID)); 548 response->postReply(replyID); 549 break; 550 } 551 552 case kWhatSelectTrack: 553 { 554 sp<AReplyToken> replyID; 555 CHECK(msg->senderAwaitsResponse(&replyID)); 556 557 size_t trackIndex; 558 int32_t select; 559 int64_t timeUs; 560 CHECK(msg->findSize("trackIndex", &trackIndex)); 561 CHECK(msg->findInt32("select", &select)); 562 CHECK(msg->findInt64("timeUs", &timeUs)); 563 564 status_t err = INVALID_OPERATION; 565 566 size_t inbandTracks = 0; 567 if (mSource != NULL) { 568 inbandTracks = mSource->getTrackCount(); 569 } 570 size_t ccTracks = 0; 571 if (mCCDecoder != NULL) { 572 ccTracks = mCCDecoder->getTrackCount(); 573 } 574 575 if (trackIndex < inbandTracks) { 576 err = mSource->selectTrack(trackIndex, select, timeUs); 577 578 if (!select && err == OK) { 579 int32_t type; 580 sp<AMessage> info = mSource->getTrackInfo(trackIndex); 581 if (info != NULL 582 && info->findInt32("type", &type) 583 && type == MEDIA_TRACK_TYPE_TIMEDTEXT) { 584 ++mTimedTextGeneration; 585 } 586 } 587 } else { 588 trackIndex -= inbandTracks; 589 590 if (trackIndex < ccTracks) { 591 err = mCCDecoder->selectTrack(trackIndex, select); 592 } 593 } 594 595 sp<AMessage> response = new AMessage; 596 response->setInt32("err", err); 597 598 response->postReply(replyID); 599 break; 600 } 601 602 case kWhatPollDuration: 603 { 604 int32_t generation; 605 CHECK(msg->findInt32("generation", &generation)); 606 607 if (generation != mPollDurationGeneration) { 608 // stale 609 break; 610 } 611 612 int64_t durationUs; 613 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 614 sp<NuPlayerDriver> driver = mDriver.promote(); 615 if (driver != NULL) { 616 driver->notifyDuration(durationUs); 617 } 618 } 619 620 msg->post(1000000ll); // poll again in a second. 621 break; 622 } 623 624 case kWhatSetVideoSurface: 625 { 626 ALOGV("kWhatSetVideoSurface"); 627 628 sp<RefBase> obj; 629 CHECK(msg->findObject("surface", &obj)); 630 sp<Surface> surface = static_cast<Surface *>(obj.get()); 631 if (mSource == NULL || mSource->getFormat(false /* audio */) == NULL) { 632 performSetSurface(surface); 633 break; 634 } 635 636 mDeferredActions.push_back( 637 new FlushDecoderAction(FLUSH_CMD_FLUSH /* audio */, 638 FLUSH_CMD_SHUTDOWN /* video */)); 639 640 mDeferredActions.push_back(new SetSurfaceAction(surface)); 641 642 if (obj != NULL || mAudioDecoder != NULL) { 643 if (mStarted) { 644 // Issue a seek to refresh the video screen only if started otherwise 645 // the extractor may not yet be started and will assert. 646 // If the video decoder is not set (perhaps audio only in this case) 647 // do not perform a seek as it is not needed. 648 int64_t currentPositionUs = 0; 649 if (getCurrentPosition(¤tPositionUs) == OK) { 650 mDeferredActions.push_back( 651 new SeekAction(currentPositionUs)); 652 } 653 } 654 655 // If there is a new surface texture, instantiate decoders 656 // again if possible. 657 mDeferredActions.push_back( 658 new SimpleAction(&NuPlayer::performScanSources)); 659 } 660 661 // After a flush without shutdown, decoder is paused. 662 // Don't resume it until source seek is done, otherwise it could 663 // start pulling stale data too soon. 664 mDeferredActions.push_back( 665 new ResumeDecoderAction(false /* needNotify */)); 666 667 processDeferredActions(); 668 break; 669 } 670 671 case kWhatSetAudioSink: 672 { 673 ALOGV("kWhatSetAudioSink"); 674 675 sp<RefBase> obj; 676 CHECK(msg->findObject("sink", &obj)); 677 678 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 679 break; 680 } 681 682 case kWhatStart: 683 { 684 ALOGV("kWhatStart"); 685 if (mStarted) { 686 // do not resume yet if the source is still buffering 687 if (!mPausedForBuffering) { 688 onResume(); 689 } 690 } else { 691 onStart(); 692 } 693 mPausedByClient = false; 694 break; 695 } 696 697 case kWhatConfigPlayback: 698 { 699 sp<AReplyToken> replyID; 700 CHECK(msg->senderAwaitsResponse(&replyID)); 701 AudioPlaybackRate rate /* sanitized */; 702 readFromAMessage(msg, &rate); 703 status_t err = OK; 704 if (mRenderer != NULL) { 705 err = mRenderer->setPlaybackSettings(rate); 706 } 707 if (err == OK) { 708 if (rate.mSpeed == 0.f) { 709 onPause(); 710 // save all other settings (using non-paused speed) 711 // so we can restore them on start 712 AudioPlaybackRate newRate = rate; 713 newRate.mSpeed = mPlaybackSettings.mSpeed; 714 mPlaybackSettings = newRate; 715 } else { /* rate.mSpeed != 0.f */ 716 onResume(); 717 mPlaybackSettings = rate; 718 } 719 } 720 721 if (mVideoDecoder != NULL) { 722 float rate = getFrameRate(); 723 if (rate > 0) { 724 sp<AMessage> params = new AMessage(); 725 params->setFloat("operating-rate", rate * mPlaybackSettings.mSpeed); 726 mVideoDecoder->setParameters(params); 727 } 728 } 729 730 sp<AMessage> response = new AMessage; 731 response->setInt32("err", err); 732 response->postReply(replyID); 733 break; 734 } 735 736 case kWhatGetPlaybackSettings: 737 { 738 sp<AReplyToken> replyID; 739 CHECK(msg->senderAwaitsResponse(&replyID)); 740 AudioPlaybackRate rate = mPlaybackSettings; 741 status_t err = OK; 742 if (mRenderer != NULL) { 743 err = mRenderer->getPlaybackSettings(&rate); 744 } 745 if (err == OK) { 746 // get playback settings used by renderer, as it may be 747 // slightly off due to audiosink not taking small changes. 748 mPlaybackSettings = rate; 749 if (mPaused) { 750 rate.mSpeed = 0.f; 751 } 752 } 753 sp<AMessage> response = new AMessage; 754 if (err == OK) { 755 writeToAMessage(response, rate); 756 } 757 response->setInt32("err", err); 758 response->postReply(replyID); 759 break; 760 } 761 762 case kWhatConfigSync: 763 { 764 sp<AReplyToken> replyID; 765 CHECK(msg->senderAwaitsResponse(&replyID)); 766 767 ALOGV("kWhatConfigSync"); 768 AVSyncSettings sync; 769 float videoFpsHint; 770 readFromAMessage(msg, &sync, &videoFpsHint); 771 status_t err = OK; 772 if (mRenderer != NULL) { 773 err = mRenderer->setSyncSettings(sync, videoFpsHint); 774 } 775 if (err == OK) { 776 mSyncSettings = sync; 777 mVideoFpsHint = videoFpsHint; 778 } 779 sp<AMessage> response = new AMessage; 780 response->setInt32("err", err); 781 response->postReply(replyID); 782 break; 783 } 784 785 case kWhatGetSyncSettings: 786 { 787 sp<AReplyToken> replyID; 788 CHECK(msg->senderAwaitsResponse(&replyID)); 789 AVSyncSettings sync = mSyncSettings; 790 float videoFps = mVideoFpsHint; 791 status_t err = OK; 792 if (mRenderer != NULL) { 793 err = mRenderer->getSyncSettings(&sync, &videoFps); 794 if (err == OK) { 795 mSyncSettings = sync; 796 mVideoFpsHint = videoFps; 797 } 798 } 799 sp<AMessage> response = new AMessage; 800 if (err == OK) { 801 writeToAMessage(response, sync, videoFps); 802 } 803 response->setInt32("err", err); 804 response->postReply(replyID); 805 break; 806 } 807 808 case kWhatScanSources: 809 { 810 int32_t generation; 811 CHECK(msg->findInt32("generation", &generation)); 812 if (generation != mScanSourcesGeneration) { 813 // Drop obsolete msg. 814 break; 815 } 816 817 mScanSourcesPending = false; 818 819 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 820 mAudioDecoder != NULL, mVideoDecoder != NULL); 821 822 bool mHadAnySourcesBefore = 823 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 824 825 // initialize video before audio because successful initialization of 826 // video may change deep buffer mode of audio. 827 if (mSurface != NULL) { 828 instantiateDecoder(false, &mVideoDecoder); 829 } 830 831 // Don't try to re-open audio sink if there's an existing decoder. 832 if (mAudioSink != NULL && mAudioDecoder == NULL) { 833 instantiateDecoder(true, &mAudioDecoder); 834 } 835 836 if (!mHadAnySourcesBefore 837 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 838 // This is the first time we've found anything playable. 839 840 if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) { 841 schedulePollDuration(); 842 } 843 } 844 845 status_t err; 846 if ((err = mSource->feedMoreTSData()) != OK) { 847 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 848 // We're not currently decoding anything (no audio or 849 // video tracks found) and we just ran out of input data. 850 851 if (err == ERROR_END_OF_STREAM) { 852 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 853 } else { 854 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 855 } 856 } 857 break; 858 } 859 860 if ((mAudioDecoder == NULL && mAudioSink != NULL) 861 || (mVideoDecoder == NULL && mSurface != NULL)) { 862 msg->post(100000ll); 863 mScanSourcesPending = true; 864 } 865 break; 866 } 867 868 case kWhatVideoNotify: 869 case kWhatAudioNotify: 870 { 871 bool audio = msg->what() == kWhatAudioNotify; 872 873 int32_t currentDecoderGeneration = 874 (audio? mAudioDecoderGeneration : mVideoDecoderGeneration); 875 int32_t requesterGeneration = currentDecoderGeneration - 1; 876 CHECK(msg->findInt32("generation", &requesterGeneration)); 877 878 if (requesterGeneration != currentDecoderGeneration) { 879 ALOGV("got message from old %s decoder, generation(%d:%d)", 880 audio ? "audio" : "video", requesterGeneration, 881 currentDecoderGeneration); 882 sp<AMessage> reply; 883 if (!(msg->findMessage("reply", &reply))) { 884 return; 885 } 886 887 reply->setInt32("err", INFO_DISCONTINUITY); 888 reply->post(); 889 return; 890 } 891 892 int32_t what; 893 CHECK(msg->findInt32("what", &what)); 894 895 if (what == DecoderBase::kWhatInputDiscontinuity) { 896 int32_t formatChange; 897 CHECK(msg->findInt32("formatChange", &formatChange)); 898 899 ALOGV("%s discontinuity: formatChange %d", 900 audio ? "audio" : "video", formatChange); 901 902 if (formatChange) { 903 mDeferredActions.push_back( 904 new FlushDecoderAction( 905 audio ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE, 906 audio ? FLUSH_CMD_NONE : FLUSH_CMD_SHUTDOWN)); 907 } 908 909 mDeferredActions.push_back( 910 new SimpleAction( 911 &NuPlayer::performScanSources)); 912 913 processDeferredActions(); 914 } else if (what == DecoderBase::kWhatEOS) { 915 int32_t err; 916 CHECK(msg->findInt32("err", &err)); 917 918 if (err == ERROR_END_OF_STREAM) { 919 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 920 } else { 921 ALOGV("got %s decoder EOS w/ error %d", 922 audio ? "audio" : "video", 923 err); 924 } 925 926 mRenderer->queueEOS(audio, err); 927 } else if (what == DecoderBase::kWhatFlushCompleted) { 928 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 929 930 handleFlushComplete(audio, true /* isDecoder */); 931 finishFlushIfPossible(); 932 } else if (what == DecoderBase::kWhatVideoSizeChanged) { 933 sp<AMessage> format; 934 CHECK(msg->findMessage("format", &format)); 935 936 sp<AMessage> inputFormat = 937 mSource->getFormat(false /* audio */); 938 939 updateVideoSize(inputFormat, format); 940 } else if (what == DecoderBase::kWhatShutdownCompleted) { 941 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 942 if (audio) { 943 mAudioDecoder.clear(); 944 ++mAudioDecoderGeneration; 945 946 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 947 mFlushingAudio = SHUT_DOWN; 948 } else { 949 mVideoDecoder.clear(); 950 ++mVideoDecoderGeneration; 951 952 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 953 mFlushingVideo = SHUT_DOWN; 954 } 955 956 finishFlushIfPossible(); 957 } else if (what == DecoderBase::kWhatResumeCompleted) { 958 finishResume(); 959 } else if (what == DecoderBase::kWhatError) { 960 status_t err; 961 if (!msg->findInt32("err", &err) || err == OK) { 962 err = UNKNOWN_ERROR; 963 } 964 965 // Decoder errors can be due to Source (e.g. from streaming), 966 // or from decoding corrupted bitstreams, or from other decoder 967 // MediaCodec operations (e.g. from an ongoing reset or seek). 968 // They may also be due to openAudioSink failure at 969 // decoder start or after a format change. 970 // 971 // We try to gracefully shut down the affected decoder if possible, 972 // rather than trying to force the shutdown with something 973 // similar to performReset(). This method can lead to a hang 974 // if MediaCodec functions block after an error, but they should 975 // typically return INVALID_OPERATION instead of blocking. 976 977 FlushStatus *flushing = audio ? &mFlushingAudio : &mFlushingVideo; 978 ALOGE("received error(%#x) from %s decoder, flushing(%d), now shutting down", 979 err, audio ? "audio" : "video", *flushing); 980 981 switch (*flushing) { 982 case NONE: 983 mDeferredActions.push_back( 984 new FlushDecoderAction( 985 audio ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE, 986 audio ? FLUSH_CMD_NONE : FLUSH_CMD_SHUTDOWN)); 987 processDeferredActions(); 988 break; 989 case FLUSHING_DECODER: 990 *flushing = FLUSHING_DECODER_SHUTDOWN; // initiate shutdown after flush. 991 break; // Wait for flush to complete. 992 case FLUSHING_DECODER_SHUTDOWN: 993 break; // Wait for flush to complete. 994 case SHUTTING_DOWN_DECODER: 995 break; // Wait for shutdown to complete. 996 case FLUSHED: 997 // Widevine source reads must stop before releasing the video decoder. 998 if (!audio && mSource != NULL && mSourceFlags & Source::FLAG_SECURE) { 999 mSource->stop(); 1000 mSourceStarted = false; 1001 } 1002 getDecoder(audio)->initiateShutdown(); // In the middle of a seek. 1003 *flushing = SHUTTING_DOWN_DECODER; // Shut down. 1004 break; 1005 case SHUT_DOWN: 1006 finishFlushIfPossible(); // Should not occur. 1007 break; // Finish anyways. 1008 } 1009 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 1010 } else { 1011 ALOGV("Unhandled decoder notification %d '%c%c%c%c'.", 1012 what, 1013 what >> 24, 1014 (what >> 16) & 0xff, 1015 (what >> 8) & 0xff, 1016 what & 0xff); 1017 } 1018 1019 break; 1020 } 1021 1022 case kWhatRendererNotify: 1023 { 1024 int32_t requesterGeneration = mRendererGeneration - 1; 1025 CHECK(msg->findInt32("generation", &requesterGeneration)); 1026 if (requesterGeneration != mRendererGeneration) { 1027 ALOGV("got message from old renderer, generation(%d:%d)", 1028 requesterGeneration, mRendererGeneration); 1029 return; 1030 } 1031 1032 int32_t what; 1033 CHECK(msg->findInt32("what", &what)); 1034 1035 if (what == Renderer::kWhatEOS) { 1036 int32_t audio; 1037 CHECK(msg->findInt32("audio", &audio)); 1038 1039 int32_t finalResult; 1040 CHECK(msg->findInt32("finalResult", &finalResult)); 1041 1042 if (audio) { 1043 mAudioEOS = true; 1044 } else { 1045 mVideoEOS = true; 1046 } 1047 1048 if (finalResult == ERROR_END_OF_STREAM) { 1049 ALOGV("reached %s EOS", audio ? "audio" : "video"); 1050 } else { 1051 ALOGE("%s track encountered an error (%d)", 1052 audio ? "audio" : "video", finalResult); 1053 1054 notifyListener( 1055 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); 1056 } 1057 1058 if ((mAudioEOS || mAudioDecoder == NULL) 1059 && (mVideoEOS || mVideoDecoder == NULL)) { 1060 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 1061 } 1062 } else if (what == Renderer::kWhatFlushComplete) { 1063 int32_t audio; 1064 CHECK(msg->findInt32("audio", &audio)); 1065 1066 ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); 1067 handleFlushComplete(audio, false /* isDecoder */); 1068 finishFlushIfPossible(); 1069 } else if (what == Renderer::kWhatVideoRenderingStart) { 1070 notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); 1071 } else if (what == Renderer::kWhatMediaRenderingStart) { 1072 ALOGV("media rendering started"); 1073 notifyListener(MEDIA_STARTED, 0, 0); 1074 } else if (what == Renderer::kWhatAudioTearDown) { 1075 int64_t positionUs; 1076 CHECK(msg->findInt64("positionUs", &positionUs)); 1077 int32_t reason; 1078 CHECK(msg->findInt32("reason", &reason)); 1079 ALOGV("Tear down audio with reason %d.", reason); 1080 closeAudioSink(); 1081 mAudioDecoder.clear(); 1082 ++mAudioDecoderGeneration; 1083 mRenderer->flush( 1084 true /* audio */, false /* notifyComplete */); 1085 if (mVideoDecoder != NULL) { 1086 mRenderer->flush( 1087 false /* audio */, false /* notifyComplete */); 1088 } 1089 1090 performSeek(positionUs); 1091 1092 if (reason == Renderer::kDueToError) { 1093 instantiateDecoder(true /* audio */, &mAudioDecoder); 1094 } 1095 } 1096 break; 1097 } 1098 1099 case kWhatMoreDataQueued: 1100 { 1101 break; 1102 } 1103 1104 case kWhatReset: 1105 { 1106 ALOGV("kWhatReset"); 1107 1108 mDeferredActions.push_back( 1109 new FlushDecoderAction( 1110 FLUSH_CMD_SHUTDOWN /* audio */, 1111 FLUSH_CMD_SHUTDOWN /* video */)); 1112 1113 mDeferredActions.push_back( 1114 new SimpleAction(&NuPlayer::performReset)); 1115 1116 processDeferredActions(); 1117 break; 1118 } 1119 1120 case kWhatSeek: 1121 { 1122 int64_t seekTimeUs; 1123 int32_t needNotify; 1124 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 1125 CHECK(msg->findInt32("needNotify", &needNotify)); 1126 1127 ALOGV("kWhatSeek seekTimeUs=%lld us, needNotify=%d", 1128 (long long)seekTimeUs, needNotify); 1129 1130 if (!mStarted) { 1131 // Seek before the player is started. In order to preview video, 1132 // need to start the player and pause it. This branch is called 1133 // only once if needed. After the player is started, any seek 1134 // operation will go through normal path. 1135 // Audio-only cases are handled separately. 1136 onStart(seekTimeUs); 1137 if (mStarted) { 1138 onPause(); 1139 mPausedByClient = true; 1140 } 1141 if (needNotify) { 1142 notifyDriverSeekComplete(); 1143 } 1144 break; 1145 } 1146 1147 mDeferredActions.push_back( 1148 new FlushDecoderAction(FLUSH_CMD_FLUSH /* audio */, 1149 FLUSH_CMD_FLUSH /* video */)); 1150 1151 mDeferredActions.push_back( 1152 new SeekAction(seekTimeUs)); 1153 1154 // After a flush without shutdown, decoder is paused. 1155 // Don't resume it until source seek is done, otherwise it could 1156 // start pulling stale data too soon. 1157 mDeferredActions.push_back( 1158 new ResumeDecoderAction(needNotify)); 1159 1160 processDeferredActions(); 1161 break; 1162 } 1163 1164 case kWhatPause: 1165 { 1166 onPause(); 1167 mPausedByClient = true; 1168 break; 1169 } 1170 1171 case kWhatSourceNotify: 1172 { 1173 onSourceNotify(msg); 1174 break; 1175 } 1176 1177 case kWhatClosedCaptionNotify: 1178 { 1179 onClosedCaptionNotify(msg); 1180 break; 1181 } 1182 1183 default: 1184 TRESPASS(); 1185 break; 1186 } 1187} 1188 1189void NuPlayer::onResume() { 1190 if (!mPaused) { 1191 return; 1192 } 1193 mPaused = false; 1194 if (mSource != NULL) { 1195 mSource->resume(); 1196 } else { 1197 ALOGW("resume called when source is gone or not set"); 1198 } 1199 // |mAudioDecoder| may have been released due to the pause timeout, so re-create it if 1200 // needed. 1201 if (audioDecoderStillNeeded() && mAudioDecoder == NULL) { 1202 instantiateDecoder(true /* audio */, &mAudioDecoder); 1203 } 1204 if (mRenderer != NULL) { 1205 mRenderer->resume(); 1206 } else { 1207 ALOGW("resume called when renderer is gone or not set"); 1208 } 1209} 1210 1211status_t NuPlayer::onInstantiateSecureDecoders() { 1212 status_t err; 1213 if (!(mSourceFlags & Source::FLAG_SECURE)) { 1214 return BAD_TYPE; 1215 } 1216 1217 if (mRenderer != NULL) { 1218 ALOGE("renderer should not be set when instantiating secure decoders"); 1219 return UNKNOWN_ERROR; 1220 } 1221 1222 // TRICKY: We rely on mRenderer being null, so that decoder does not start requesting 1223 // data on instantiation. 1224 if (mSurface != NULL) { 1225 err = instantiateDecoder(false, &mVideoDecoder); 1226 if (err != OK) { 1227 return err; 1228 } 1229 } 1230 1231 if (mAudioSink != NULL) { 1232 err = instantiateDecoder(true, &mAudioDecoder); 1233 if (err != OK) { 1234 return err; 1235 } 1236 } 1237 return OK; 1238} 1239 1240void NuPlayer::onStart(int64_t startPositionUs) { 1241 if (!mSourceStarted) { 1242 mSourceStarted = true; 1243 mSource->start(); 1244 } 1245 if (startPositionUs > 0) { 1246 performSeek(startPositionUs); 1247 if (mSource->getFormat(false /* audio */) == NULL) { 1248 return; 1249 } 1250 } 1251 1252 mOffloadAudio = false; 1253 mAudioEOS = false; 1254 mVideoEOS = false; 1255 mStarted = true; 1256 1257 uint32_t flags = 0; 1258 1259 if (mSource->isRealTime()) { 1260 flags |= Renderer::FLAG_REAL_TIME; 1261 } 1262 1263 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 1264 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 1265 if (mAudioSink != NULL) { 1266 streamType = mAudioSink->getAudioStreamType(); 1267 } 1268 1269 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 1270 1271 mOffloadAudio = 1272 canOffloadStream(audioMeta, (videoFormat != NULL), mSource->isStreaming(), streamType); 1273 if (mOffloadAudio) { 1274 flags |= Renderer::FLAG_OFFLOAD_AUDIO; 1275 } 1276 1277 sp<AMessage> notify = new AMessage(kWhatRendererNotify, this); 1278 ++mRendererGeneration; 1279 notify->setInt32("generation", mRendererGeneration); 1280 mRenderer = new Renderer(mAudioSink, notify, flags); 1281 mRendererLooper = new ALooper; 1282 mRendererLooper->setName("NuPlayerRenderer"); 1283 mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO); 1284 mRendererLooper->registerHandler(mRenderer); 1285 1286 status_t err = mRenderer->setPlaybackSettings(mPlaybackSettings); 1287 if (err != OK) { 1288 mSource->stop(); 1289 mSourceStarted = false; 1290 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 1291 return; 1292 } 1293 1294 float rate = getFrameRate(); 1295 if (rate > 0) { 1296 mRenderer->setVideoFrameRate(rate); 1297 } 1298 1299 if (mVideoDecoder != NULL) { 1300 mVideoDecoder->setRenderer(mRenderer); 1301 } 1302 if (mAudioDecoder != NULL) { 1303 mAudioDecoder->setRenderer(mRenderer); 1304 } 1305 1306 postScanSources(); 1307} 1308 1309void NuPlayer::onPause() { 1310 if (mPaused) { 1311 return; 1312 } 1313 mPaused = true; 1314 if (mSource != NULL) { 1315 mSource->pause(); 1316 } else { 1317 ALOGW("pause called when source is gone or not set"); 1318 } 1319 if (mRenderer != NULL) { 1320 mRenderer->pause(); 1321 } else { 1322 ALOGW("pause called when renderer is gone or not set"); 1323 } 1324} 1325 1326bool NuPlayer::audioDecoderStillNeeded() { 1327 // Audio decoder is no longer needed if it's in shut/shutting down status. 1328 return ((mFlushingAudio != SHUT_DOWN) && (mFlushingAudio != SHUTTING_DOWN_DECODER)); 1329} 1330 1331void NuPlayer::handleFlushComplete(bool audio, bool isDecoder) { 1332 // We wait for both the decoder flush and the renderer flush to complete 1333 // before entering either the FLUSHED or the SHUTTING_DOWN_DECODER state. 1334 1335 mFlushComplete[audio][isDecoder] = true; 1336 if (!mFlushComplete[audio][!isDecoder]) { 1337 return; 1338 } 1339 1340 FlushStatus *state = audio ? &mFlushingAudio : &mFlushingVideo; 1341 switch (*state) { 1342 case FLUSHING_DECODER: 1343 { 1344 *state = FLUSHED; 1345 break; 1346 } 1347 1348 case FLUSHING_DECODER_SHUTDOWN: 1349 { 1350 *state = SHUTTING_DOWN_DECODER; 1351 1352 ALOGV("initiating %s decoder shutdown", audio ? "audio" : "video"); 1353 if (!audio) { 1354 // Widevine source reads must stop before releasing the video decoder. 1355 if (mSource != NULL && mSourceFlags & Source::FLAG_SECURE) { 1356 mSource->stop(); 1357 mSourceStarted = false; 1358 } 1359 } 1360 getDecoder(audio)->initiateShutdown(); 1361 break; 1362 } 1363 1364 default: 1365 // decoder flush completes only occur in a flushing state. 1366 LOG_ALWAYS_FATAL_IF(isDecoder, "decoder flush in invalid state %d", *state); 1367 break; 1368 } 1369} 1370 1371void NuPlayer::finishFlushIfPossible() { 1372 if (mFlushingAudio != NONE && mFlushingAudio != FLUSHED 1373 && mFlushingAudio != SHUT_DOWN) { 1374 return; 1375 } 1376 1377 if (mFlushingVideo != NONE && mFlushingVideo != FLUSHED 1378 && mFlushingVideo != SHUT_DOWN) { 1379 return; 1380 } 1381 1382 ALOGV("both audio and video are flushed now."); 1383 1384 mFlushingAudio = NONE; 1385 mFlushingVideo = NONE; 1386 1387 clearFlushComplete(); 1388 1389 processDeferredActions(); 1390} 1391 1392void NuPlayer::postScanSources() { 1393 if (mScanSourcesPending) { 1394 return; 1395 } 1396 1397 sp<AMessage> msg = new AMessage(kWhatScanSources, this); 1398 msg->setInt32("generation", mScanSourcesGeneration); 1399 msg->post(); 1400 1401 mScanSourcesPending = true; 1402} 1403 1404void NuPlayer::tryOpenAudioSinkForOffload(const sp<AMessage> &format, bool hasVideo) { 1405 // Note: This is called early in NuPlayer to determine whether offloading 1406 // is possible; otherwise the decoders call the renderer openAudioSink directly. 1407 1408 status_t err = mRenderer->openAudioSink( 1409 format, true /* offloadOnly */, hasVideo, AUDIO_OUTPUT_FLAG_NONE, &mOffloadAudio); 1410 if (err != OK) { 1411 // Any failure we turn off mOffloadAudio. 1412 mOffloadAudio = false; 1413 } else if (mOffloadAudio) { 1414 sp<MetaData> audioMeta = 1415 mSource->getFormatMeta(true /* audio */); 1416 sendMetaDataToHal(mAudioSink, audioMeta); 1417 } 1418} 1419 1420void NuPlayer::closeAudioSink() { 1421 mRenderer->closeAudioSink(); 1422} 1423 1424void NuPlayer::determineAudioModeChange() { 1425 if (mSource == NULL || mAudioSink == NULL) { 1426 return; 1427 } 1428 1429 if (mRenderer == NULL) { 1430 ALOGW("No renderer can be used to determine audio mode. Use non-offload for safety."); 1431 mOffloadAudio = false; 1432 return; 1433 } 1434 1435 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 1436 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 1437 audio_stream_type_t streamType = mAudioSink->getAudioStreamType(); 1438 const bool hasVideo = (videoFormat != NULL); 1439 const bool canOffload = canOffloadStream( 1440 audioMeta, hasVideo, mSource->isStreaming(), streamType); 1441 if (canOffload) { 1442 if (!mOffloadAudio) { 1443 mRenderer->signalEnableOffloadAudio(); 1444 } 1445 // open audio sink early under offload mode. 1446 sp<AMessage> format = mSource->getFormat(true /*audio*/); 1447 tryOpenAudioSinkForOffload(format, hasVideo); 1448 } else { 1449 mRenderer->signalDisableOffloadAudio(); 1450 mOffloadAudio = false; 1451 } 1452} 1453 1454status_t NuPlayer::instantiateDecoder(bool audio, sp<DecoderBase> *decoder) { 1455 if (*decoder != NULL) { 1456 return OK; 1457 } 1458 1459 sp<AMessage> format = mSource->getFormat(audio); 1460 1461 if (format == NULL) { 1462 return -EWOULDBLOCK; 1463 } 1464 1465 format->setInt32("priority", 0 /* realtime */); 1466 1467 if (!audio) { 1468 AString mime; 1469 CHECK(format->findString("mime", &mime)); 1470 1471 sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, this); 1472 if (mCCDecoder == NULL) { 1473 mCCDecoder = new CCDecoder(ccNotify); 1474 } 1475 1476 if (mSourceFlags & Source::FLAG_SECURE) { 1477 format->setInt32("secure", true); 1478 } 1479 1480 if (mSourceFlags & Source::FLAG_PROTECTED) { 1481 format->setInt32("protected", true); 1482 } 1483 1484 float rate = getFrameRate(); 1485 if (rate > 0) { 1486 format->setFloat("operating-rate", rate * mPlaybackSettings.mSpeed); 1487 } 1488 } 1489 1490 if (audio) { 1491 sp<AMessage> notify = new AMessage(kWhatAudioNotify, this); 1492 ++mAudioDecoderGeneration; 1493 notify->setInt32("generation", mAudioDecoderGeneration); 1494 1495 determineAudioModeChange(); 1496 if (mOffloadAudio) { 1497 const bool hasVideo = (mSource->getFormat(false /*audio */) != NULL); 1498 format->setInt32("has-video", hasVideo); 1499 *decoder = new DecoderPassThrough(notify, mSource, mRenderer); 1500 } else { 1501 *decoder = new Decoder(notify, mSource, mRenderer); 1502 } 1503 } else { 1504 sp<AMessage> notify = new AMessage(kWhatVideoNotify, this); 1505 ++mVideoDecoderGeneration; 1506 notify->setInt32("generation", mVideoDecoderGeneration); 1507 1508 *decoder = new Decoder( 1509 notify, mSource, mRenderer, mSurface, mCCDecoder); 1510 1511 // enable FRC if high-quality AV sync is requested, even if not 1512 // directly queuing to display, as this will even improve textureview 1513 // playback. 1514 { 1515 char value[PROPERTY_VALUE_MAX]; 1516 if (property_get("persist.sys.media.avsync", value, NULL) && 1517 (!strcmp("1", value) || !strcasecmp("true", value))) { 1518 format->setInt32("auto-frc", 1); 1519 } 1520 } 1521 } 1522 (*decoder)->init(); 1523 (*decoder)->configure(format); 1524 1525 // allocate buffers to decrypt widevine source buffers 1526 if (!audio && (mSourceFlags & Source::FLAG_SECURE)) { 1527 Vector<sp<ABuffer> > inputBufs; 1528 CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK); 1529 1530 Vector<MediaBuffer *> mediaBufs; 1531 for (size_t i = 0; i < inputBufs.size(); i++) { 1532 const sp<ABuffer> &buffer = inputBufs[i]; 1533 MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size()); 1534 mediaBufs.push(mbuf); 1535 } 1536 1537 status_t err = mSource->setBuffers(audio, mediaBufs); 1538 if (err != OK) { 1539 for (size_t i = 0; i < mediaBufs.size(); ++i) { 1540 mediaBufs[i]->release(); 1541 } 1542 mediaBufs.clear(); 1543 ALOGE("Secure source didn't support secure mediaBufs."); 1544 return err; 1545 } 1546 } 1547 return OK; 1548} 1549 1550void NuPlayer::updateVideoSize( 1551 const sp<AMessage> &inputFormat, 1552 const sp<AMessage> &outputFormat) { 1553 if (inputFormat == NULL) { 1554 ALOGW("Unknown video size, reporting 0x0!"); 1555 notifyListener(MEDIA_SET_VIDEO_SIZE, 0, 0); 1556 return; 1557 } 1558 1559 int32_t displayWidth, displayHeight; 1560 if (outputFormat != NULL) { 1561 int32_t width, height; 1562 CHECK(outputFormat->findInt32("width", &width)); 1563 CHECK(outputFormat->findInt32("height", &height)); 1564 1565 int32_t cropLeft, cropTop, cropRight, cropBottom; 1566 CHECK(outputFormat->findRect( 1567 "crop", 1568 &cropLeft, &cropTop, &cropRight, &cropBottom)); 1569 1570 displayWidth = cropRight - cropLeft + 1; 1571 displayHeight = cropBottom - cropTop + 1; 1572 1573 ALOGV("Video output format changed to %d x %d " 1574 "(crop: %d x %d @ (%d, %d))", 1575 width, height, 1576 displayWidth, 1577 displayHeight, 1578 cropLeft, cropTop); 1579 } else { 1580 CHECK(inputFormat->findInt32("width", &displayWidth)); 1581 CHECK(inputFormat->findInt32("height", &displayHeight)); 1582 1583 ALOGV("Video input format %d x %d", displayWidth, displayHeight); 1584 } 1585 1586 // Take into account sample aspect ratio if necessary: 1587 int32_t sarWidth, sarHeight; 1588 if (inputFormat->findInt32("sar-width", &sarWidth) 1589 && inputFormat->findInt32("sar-height", &sarHeight)) { 1590 ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight); 1591 1592 displayWidth = (displayWidth * sarWidth) / sarHeight; 1593 1594 ALOGV("display dimensions %d x %d", displayWidth, displayHeight); 1595 } 1596 1597 int32_t rotationDegrees; 1598 if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) { 1599 rotationDegrees = 0; 1600 } 1601 1602 if (rotationDegrees == 90 || rotationDegrees == 270) { 1603 int32_t tmp = displayWidth; 1604 displayWidth = displayHeight; 1605 displayHeight = tmp; 1606 } 1607 1608 notifyListener( 1609 MEDIA_SET_VIDEO_SIZE, 1610 displayWidth, 1611 displayHeight); 1612} 1613 1614void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1615 if (mDriver == NULL) { 1616 return; 1617 } 1618 1619 sp<NuPlayerDriver> driver = mDriver.promote(); 1620 1621 if (driver == NULL) { 1622 return; 1623 } 1624 1625 driver->notifyListener(msg, ext1, ext2, in); 1626} 1627 1628void NuPlayer::flushDecoder(bool audio, bool needShutdown) { 1629 ALOGV("[%s] flushDecoder needShutdown=%d", 1630 audio ? "audio" : "video", needShutdown); 1631 1632 const sp<DecoderBase> &decoder = getDecoder(audio); 1633 if (decoder == NULL) { 1634 ALOGI("flushDecoder %s without decoder present", 1635 audio ? "audio" : "video"); 1636 return; 1637 } 1638 1639 // Make sure we don't continue to scan sources until we finish flushing. 1640 ++mScanSourcesGeneration; 1641 if (mScanSourcesPending) { 1642 mDeferredActions.push_back( 1643 new SimpleAction(&NuPlayer::performScanSources)); 1644 mScanSourcesPending = false; 1645 } 1646 1647 decoder->signalFlush(); 1648 1649 FlushStatus newStatus = 1650 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1651 1652 mFlushComplete[audio][false /* isDecoder */] = (mRenderer == NULL); 1653 mFlushComplete[audio][true /* isDecoder */] = false; 1654 if (audio) { 1655 ALOGE_IF(mFlushingAudio != NONE, 1656 "audio flushDecoder() is called in state %d", mFlushingAudio); 1657 mFlushingAudio = newStatus; 1658 } else { 1659 ALOGE_IF(mFlushingVideo != NONE, 1660 "video flushDecoder() is called in state %d", mFlushingVideo); 1661 mFlushingVideo = newStatus; 1662 } 1663} 1664 1665void NuPlayer::queueDecoderShutdown( 1666 bool audio, bool video, const sp<AMessage> &reply) { 1667 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1668 1669 mDeferredActions.push_back( 1670 new FlushDecoderAction( 1671 audio ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE, 1672 video ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE)); 1673 1674 mDeferredActions.push_back( 1675 new SimpleAction(&NuPlayer::performScanSources)); 1676 1677 mDeferredActions.push_back(new PostMessageAction(reply)); 1678 1679 processDeferredActions(); 1680} 1681 1682status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1683 mVideoScalingMode = mode; 1684 if (mSurface != NULL) { 1685 status_t ret = native_window_set_scaling_mode(mSurface.get(), mVideoScalingMode); 1686 if (ret != OK) { 1687 ALOGE("Failed to set scaling mode (%d): %s", 1688 -ret, strerror(-ret)); 1689 return ret; 1690 } 1691 } 1692 return OK; 1693} 1694 1695status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1696 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, this); 1697 msg->setPointer("reply", reply); 1698 1699 sp<AMessage> response; 1700 status_t err = msg->postAndAwaitResponse(&response); 1701 return err; 1702} 1703 1704status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const { 1705 sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, this); 1706 msg->setPointer("reply", reply); 1707 msg->setInt32("type", type); 1708 1709 sp<AMessage> response; 1710 status_t err = msg->postAndAwaitResponse(&response); 1711 if (err == OK && response != NULL) { 1712 CHECK(response->findInt32("err", &err)); 1713 } 1714 return err; 1715} 1716 1717status_t NuPlayer::selectTrack(size_t trackIndex, bool select, int64_t timeUs) { 1718 sp<AMessage> msg = new AMessage(kWhatSelectTrack, this); 1719 msg->setSize("trackIndex", trackIndex); 1720 msg->setInt32("select", select); 1721 msg->setInt64("timeUs", timeUs); 1722 1723 sp<AMessage> response; 1724 status_t err = msg->postAndAwaitResponse(&response); 1725 1726 if (err != OK) { 1727 return err; 1728 } 1729 1730 if (!response->findInt32("err", &err)) { 1731 err = OK; 1732 } 1733 1734 return err; 1735} 1736 1737status_t NuPlayer::getCurrentPosition(int64_t *mediaUs) { 1738 sp<Renderer> renderer = mRenderer; 1739 if (renderer == NULL) { 1740 return NO_INIT; 1741 } 1742 1743 return renderer->getCurrentPosition(mediaUs); 1744} 1745 1746void NuPlayer::getStats(Vector<sp<AMessage> > *mTrackStats) { 1747 CHECK(mTrackStats != NULL); 1748 1749 mTrackStats->clear(); 1750 if (mVideoDecoder != NULL) { 1751 mTrackStats->push_back(mVideoDecoder->getStats()); 1752 } 1753 if (mAudioDecoder != NULL) { 1754 mTrackStats->push_back(mAudioDecoder->getStats()); 1755 } 1756} 1757 1758sp<MetaData> NuPlayer::getFileMeta() { 1759 return mSource->getFileFormatMeta(); 1760} 1761 1762float NuPlayer::getFrameRate() { 1763 sp<MetaData> meta = mSource->getFormatMeta(false /* audio */); 1764 if (meta == NULL) { 1765 return 0; 1766 } 1767 int32_t rate; 1768 if (!meta->findInt32(kKeyFrameRate, &rate)) { 1769 // fall back to try file meta 1770 sp<MetaData> fileMeta = getFileMeta(); 1771 if (fileMeta == NULL) { 1772 ALOGW("source has video meta but not file meta"); 1773 return -1; 1774 } 1775 int32_t fileMetaRate; 1776 if (!fileMeta->findInt32(kKeyFrameRate, &fileMetaRate)) { 1777 return -1; 1778 } 1779 return fileMetaRate; 1780 } 1781 return rate; 1782} 1783 1784void NuPlayer::schedulePollDuration() { 1785 sp<AMessage> msg = new AMessage(kWhatPollDuration, this); 1786 msg->setInt32("generation", mPollDurationGeneration); 1787 msg->post(); 1788} 1789 1790void NuPlayer::cancelPollDuration() { 1791 ++mPollDurationGeneration; 1792} 1793 1794void NuPlayer::processDeferredActions() { 1795 while (!mDeferredActions.empty()) { 1796 // We won't execute any deferred actions until we're no longer in 1797 // an intermediate state, i.e. one more more decoders are currently 1798 // flushing or shutting down. 1799 1800 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1801 // We're currently flushing, postpone the reset until that's 1802 // completed. 1803 1804 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1805 mFlushingAudio, mFlushingVideo); 1806 1807 break; 1808 } 1809 1810 sp<Action> action = *mDeferredActions.begin(); 1811 mDeferredActions.erase(mDeferredActions.begin()); 1812 1813 action->execute(this); 1814 } 1815} 1816 1817void NuPlayer::performSeek(int64_t seekTimeUs) { 1818 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs)", 1819 (long long)seekTimeUs, 1820 seekTimeUs / 1E6); 1821 1822 if (mSource == NULL) { 1823 // This happens when reset occurs right before the loop mode 1824 // asynchronously seeks to the start of the stream. 1825 LOG_ALWAYS_FATAL_IF(mAudioDecoder != NULL || mVideoDecoder != NULL, 1826 "mSource is NULL and decoders not NULL audio(%p) video(%p)", 1827 mAudioDecoder.get(), mVideoDecoder.get()); 1828 return; 1829 } 1830 mSource->seekTo(seekTimeUs); 1831 ++mTimedTextGeneration; 1832 1833 // everything's flushed, continue playback. 1834} 1835 1836void NuPlayer::performDecoderFlush(FlushCommand audio, FlushCommand video) { 1837 ALOGV("performDecoderFlush audio=%d, video=%d", audio, video); 1838 1839 if ((audio == FLUSH_CMD_NONE || mAudioDecoder == NULL) 1840 && (video == FLUSH_CMD_NONE || mVideoDecoder == NULL)) { 1841 return; 1842 } 1843 1844 if (audio != FLUSH_CMD_NONE && mAudioDecoder != NULL) { 1845 flushDecoder(true /* audio */, (audio == FLUSH_CMD_SHUTDOWN)); 1846 } 1847 1848 if (video != FLUSH_CMD_NONE && mVideoDecoder != NULL) { 1849 flushDecoder(false /* audio */, (video == FLUSH_CMD_SHUTDOWN)); 1850 } 1851} 1852 1853void NuPlayer::performReset() { 1854 ALOGV("performReset"); 1855 1856 CHECK(mAudioDecoder == NULL); 1857 CHECK(mVideoDecoder == NULL); 1858 1859 cancelPollDuration(); 1860 1861 ++mScanSourcesGeneration; 1862 mScanSourcesPending = false; 1863 1864 if (mRendererLooper != NULL) { 1865 if (mRenderer != NULL) { 1866 mRendererLooper->unregisterHandler(mRenderer->id()); 1867 } 1868 mRendererLooper->stop(); 1869 mRendererLooper.clear(); 1870 } 1871 mRenderer.clear(); 1872 ++mRendererGeneration; 1873 1874 if (mSource != NULL) { 1875 mSource->stop(); 1876 1877 mSource.clear(); 1878 } 1879 1880 if (mDriver != NULL) { 1881 sp<NuPlayerDriver> driver = mDriver.promote(); 1882 if (driver != NULL) { 1883 driver->notifyResetComplete(); 1884 } 1885 } 1886 1887 mStarted = false; 1888 mSourceStarted = false; 1889} 1890 1891void NuPlayer::performScanSources() { 1892 ALOGV("performScanSources"); 1893 1894 if (!mStarted) { 1895 return; 1896 } 1897 1898 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1899 postScanSources(); 1900 } 1901} 1902 1903void NuPlayer::performSetSurface(const sp<Surface> &surface) { 1904 ALOGV("performSetSurface"); 1905 1906 mSurface = surface; 1907 1908 // XXX - ignore error from setVideoScalingMode for now 1909 setVideoScalingMode(mVideoScalingMode); 1910 1911 if (mDriver != NULL) { 1912 sp<NuPlayerDriver> driver = mDriver.promote(); 1913 if (driver != NULL) { 1914 driver->notifySetSurfaceComplete(); 1915 } 1916 } 1917} 1918 1919void NuPlayer::performResumeDecoders(bool needNotify) { 1920 if (needNotify) { 1921 mResumePending = true; 1922 if (mVideoDecoder == NULL) { 1923 // if audio-only, we can notify seek complete now, 1924 // as the resume operation will be relatively fast. 1925 finishResume(); 1926 } 1927 } 1928 1929 if (mVideoDecoder != NULL) { 1930 // When there is continuous seek, MediaPlayer will cache the seek 1931 // position, and send down new seek request when previous seek is 1932 // complete. Let's wait for at least one video output frame before 1933 // notifying seek complete, so that the video thumbnail gets updated 1934 // when seekbar is dragged. 1935 mVideoDecoder->signalResume(needNotify); 1936 } 1937 1938 if (mAudioDecoder != NULL) { 1939 mAudioDecoder->signalResume(false /* needNotify */); 1940 } 1941} 1942 1943void NuPlayer::finishResume() { 1944 if (mResumePending) { 1945 mResumePending = false; 1946 notifyDriverSeekComplete(); 1947 } 1948} 1949 1950void NuPlayer::notifyDriverSeekComplete() { 1951 if (mDriver != NULL) { 1952 sp<NuPlayerDriver> driver = mDriver.promote(); 1953 if (driver != NULL) { 1954 driver->notifySeekComplete(); 1955 } 1956 } 1957} 1958 1959void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1960 int32_t what; 1961 CHECK(msg->findInt32("what", &what)); 1962 1963 switch (what) { 1964 case Source::kWhatInstantiateSecureDecoders: 1965 { 1966 if (mSource == NULL) { 1967 // This is a stale notification from a source that was 1968 // asynchronously preparing when the client called reset(). 1969 // We handled the reset, the source is gone. 1970 break; 1971 } 1972 1973 sp<AMessage> reply; 1974 CHECK(msg->findMessage("reply", &reply)); 1975 status_t err = onInstantiateSecureDecoders(); 1976 reply->setInt32("err", err); 1977 reply->post(); 1978 break; 1979 } 1980 1981 case Source::kWhatPrepared: 1982 { 1983 if (mSource == NULL) { 1984 // This is a stale notification from a source that was 1985 // asynchronously preparing when the client called reset(). 1986 // We handled the reset, the source is gone. 1987 break; 1988 } 1989 1990 int32_t err; 1991 CHECK(msg->findInt32("err", &err)); 1992 1993 if (err != OK) { 1994 // shut down potential secure codecs in case client never calls reset 1995 mDeferredActions.push_back( 1996 new FlushDecoderAction(FLUSH_CMD_SHUTDOWN /* audio */, 1997 FLUSH_CMD_SHUTDOWN /* video */)); 1998 processDeferredActions(); 1999 } 2000 2001 sp<NuPlayerDriver> driver = mDriver.promote(); 2002 if (driver != NULL) { 2003 // notify duration first, so that it's definitely set when 2004 // the app received the "prepare complete" callback. 2005 int64_t durationUs; 2006 if (mSource->getDuration(&durationUs) == OK) { 2007 driver->notifyDuration(durationUs); 2008 } 2009 driver->notifyPrepareCompleted(err); 2010 } 2011 2012 break; 2013 } 2014 2015 case Source::kWhatFlagsChanged: 2016 { 2017 uint32_t flags; 2018 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 2019 2020 sp<NuPlayerDriver> driver = mDriver.promote(); 2021 if (driver != NULL) { 2022 if ((flags & NuPlayer::Source::FLAG_CAN_SEEK) == 0) { 2023 driver->notifyListener( 2024 MEDIA_INFO, MEDIA_INFO_NOT_SEEKABLE, 0); 2025 } 2026 driver->notifyFlagsChanged(flags); 2027 } 2028 2029 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 2030 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 2031 cancelPollDuration(); 2032 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 2033 && (flags & Source::FLAG_DYNAMIC_DURATION) 2034 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 2035 schedulePollDuration(); 2036 } 2037 2038 mSourceFlags = flags; 2039 break; 2040 } 2041 2042 case Source::kWhatVideoSizeChanged: 2043 { 2044 sp<AMessage> format; 2045 CHECK(msg->findMessage("format", &format)); 2046 2047 updateVideoSize(format); 2048 break; 2049 } 2050 2051 case Source::kWhatBufferingUpdate: 2052 { 2053 int32_t percentage; 2054 CHECK(msg->findInt32("percentage", &percentage)); 2055 2056 notifyListener(MEDIA_BUFFERING_UPDATE, percentage, 0); 2057 break; 2058 } 2059 2060 case Source::kWhatPauseOnBufferingStart: 2061 { 2062 // ignore if not playing 2063 if (mStarted) { 2064 ALOGI("buffer low, pausing..."); 2065 2066 mPausedForBuffering = true; 2067 onPause(); 2068 } 2069 // fall-thru 2070 } 2071 2072 case Source::kWhatBufferingStart: 2073 { 2074 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 2075 break; 2076 } 2077 2078 case Source::kWhatResumeOnBufferingEnd: 2079 { 2080 // ignore if not playing 2081 if (mStarted) { 2082 ALOGI("buffer ready, resuming..."); 2083 2084 mPausedForBuffering = false; 2085 2086 // do not resume yet if client didn't unpause 2087 if (!mPausedByClient) { 2088 onResume(); 2089 } 2090 } 2091 // fall-thru 2092 } 2093 2094 case Source::kWhatBufferingEnd: 2095 { 2096 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 2097 break; 2098 } 2099 2100 case Source::kWhatCacheStats: 2101 { 2102 int32_t kbps; 2103 CHECK(msg->findInt32("bandwidth", &kbps)); 2104 2105 notifyListener(MEDIA_INFO, MEDIA_INFO_NETWORK_BANDWIDTH, kbps); 2106 break; 2107 } 2108 2109 case Source::kWhatSubtitleData: 2110 { 2111 sp<ABuffer> buffer; 2112 CHECK(msg->findBuffer("buffer", &buffer)); 2113 2114 sendSubtitleData(buffer, 0 /* baseIndex */); 2115 break; 2116 } 2117 2118 case Source::kWhatTimedMetaData: 2119 { 2120 sp<ABuffer> buffer; 2121 if (!msg->findBuffer("buffer", &buffer)) { 2122 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 2123 } else { 2124 sendTimedMetaData(buffer); 2125 } 2126 break; 2127 } 2128 2129 case Source::kWhatTimedTextData: 2130 { 2131 int32_t generation; 2132 if (msg->findInt32("generation", &generation) 2133 && generation != mTimedTextGeneration) { 2134 break; 2135 } 2136 2137 sp<ABuffer> buffer; 2138 CHECK(msg->findBuffer("buffer", &buffer)); 2139 2140 sp<NuPlayerDriver> driver = mDriver.promote(); 2141 if (driver == NULL) { 2142 break; 2143 } 2144 2145 int posMs; 2146 int64_t timeUs, posUs; 2147 driver->getCurrentPosition(&posMs); 2148 posUs = posMs * 1000; 2149 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2150 2151 if (posUs < timeUs) { 2152 if (!msg->findInt32("generation", &generation)) { 2153 msg->setInt32("generation", mTimedTextGeneration); 2154 } 2155 msg->post(timeUs - posUs); 2156 } else { 2157 sendTimedTextData(buffer); 2158 } 2159 break; 2160 } 2161 2162 case Source::kWhatQueueDecoderShutdown: 2163 { 2164 int32_t audio, video; 2165 CHECK(msg->findInt32("audio", &audio)); 2166 CHECK(msg->findInt32("video", &video)); 2167 2168 sp<AMessage> reply; 2169 CHECK(msg->findMessage("reply", &reply)); 2170 2171 queueDecoderShutdown(audio, video, reply); 2172 break; 2173 } 2174 2175 case Source::kWhatDrmNoLicense: 2176 { 2177 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE); 2178 break; 2179 } 2180 2181 default: 2182 TRESPASS(); 2183 } 2184} 2185 2186void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 2187 int32_t what; 2188 CHECK(msg->findInt32("what", &what)); 2189 2190 switch (what) { 2191 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 2192 { 2193 sp<ABuffer> buffer; 2194 CHECK(msg->findBuffer("buffer", &buffer)); 2195 2196 size_t inbandTracks = 0; 2197 if (mSource != NULL) { 2198 inbandTracks = mSource->getTrackCount(); 2199 } 2200 2201 sendSubtitleData(buffer, inbandTracks); 2202 break; 2203 } 2204 2205 case NuPlayer::CCDecoder::kWhatTrackAdded: 2206 { 2207 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 2208 2209 break; 2210 } 2211 2212 default: 2213 TRESPASS(); 2214 } 2215 2216 2217} 2218 2219void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 2220 int32_t trackIndex; 2221 int64_t timeUs, durationUs; 2222 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 2223 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2224 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 2225 2226 Parcel in; 2227 in.writeInt32(trackIndex + baseIndex); 2228 in.writeInt64(timeUs); 2229 in.writeInt64(durationUs); 2230 in.writeInt32(buffer->size()); 2231 in.writeInt32(buffer->size()); 2232 in.write(buffer->data(), buffer->size()); 2233 2234 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 2235} 2236 2237void NuPlayer::sendTimedMetaData(const sp<ABuffer> &buffer) { 2238 int64_t timeUs; 2239 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2240 2241 Parcel in; 2242 in.writeInt64(timeUs); 2243 in.writeInt32(buffer->size()); 2244 in.writeInt32(buffer->size()); 2245 in.write(buffer->data(), buffer->size()); 2246 2247 notifyListener(MEDIA_META_DATA, 0, 0, &in); 2248} 2249 2250void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 2251 const void *data; 2252 size_t size = 0; 2253 int64_t timeUs; 2254 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 2255 2256 AString mime; 2257 CHECK(buffer->meta()->findString("mime", &mime)); 2258 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 2259 2260 data = buffer->data(); 2261 size = buffer->size(); 2262 2263 Parcel parcel; 2264 if (size > 0) { 2265 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2266 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 2267 TextDescriptions::getParcelOfDescriptions( 2268 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 2269 } 2270 2271 if ((parcel.dataSize() > 0)) { 2272 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 2273 } else { // send an empty timed text 2274 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 2275 } 2276} 2277//////////////////////////////////////////////////////////////////////////////// 2278 2279sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 2280 sp<MetaData> meta = getFormatMeta(audio); 2281 2282 if (meta == NULL) { 2283 return NULL; 2284 } 2285 2286 sp<AMessage> msg = new AMessage; 2287 2288 if(convertMetaDataToMessage(meta, &msg) == OK) { 2289 return msg; 2290 } 2291 return NULL; 2292} 2293 2294void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 2295 sp<AMessage> notify = dupNotify(); 2296 notify->setInt32("what", kWhatFlagsChanged); 2297 notify->setInt32("flags", flags); 2298 notify->post(); 2299} 2300 2301void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) { 2302 sp<AMessage> notify = dupNotify(); 2303 notify->setInt32("what", kWhatVideoSizeChanged); 2304 notify->setMessage("format", format); 2305 notify->post(); 2306} 2307 2308void NuPlayer::Source::notifyPrepared(status_t err) { 2309 sp<AMessage> notify = dupNotify(); 2310 notify->setInt32("what", kWhatPrepared); 2311 notify->setInt32("err", err); 2312 notify->post(); 2313} 2314 2315void NuPlayer::Source::notifyInstantiateSecureDecoders(const sp<AMessage> &reply) { 2316 sp<AMessage> notify = dupNotify(); 2317 notify->setInt32("what", kWhatInstantiateSecureDecoders); 2318 notify->setMessage("reply", reply); 2319 notify->post(); 2320} 2321 2322void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 2323 TRESPASS(); 2324} 2325 2326} // namespace android 2327