NuPlayer.cpp revision dfe5c4217d440740b47567e05c73018b44d183cd
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/stagefright/foundation/hexdump.h> 41#include <media/stagefright/foundation/ABuffer.h> 42#include <media/stagefright/foundation/ADebug.h> 43#include <media/stagefright/foundation/AMessage.h> 44#include <media/stagefright/MediaBuffer.h> 45#include <media/stagefright/MediaDefs.h> 46#include <media/stagefright/MediaErrors.h> 47#include <media/stagefright/MetaData.h> 48#include <gui/IGraphicBufferProducer.h> 49 50#include "avc_utils.h" 51 52#include "ESDS.h" 53#include <media/stagefright/Utils.h> 54 55namespace android { 56 57struct NuPlayer::Action : public RefBase { 58 Action() {} 59 60 virtual void execute(NuPlayer *player) = 0; 61 62private: 63 DISALLOW_EVIL_CONSTRUCTORS(Action); 64}; 65 66struct NuPlayer::SeekAction : public Action { 67 SeekAction(int64_t seekTimeUs, bool needNotify) 68 : mSeekTimeUs(seekTimeUs), 69 mNeedNotify(needNotify) { 70 } 71 72 virtual void execute(NuPlayer *player) { 73 player->performSeek(mSeekTimeUs, mNeedNotify); 74 } 75 76private: 77 int64_t mSeekTimeUs; 78 bool mNeedNotify; 79 80 DISALLOW_EVIL_CONSTRUCTORS(SeekAction); 81}; 82 83struct NuPlayer::ResumeDecoderAction : public Action { 84 ResumeDecoderAction(bool needNotify) 85 : mNeedNotify(needNotify) { 86 } 87 88 virtual void execute(NuPlayer *player) { 89 player->performResumeDecoders(mNeedNotify); 90 } 91 92private: 93 bool mNeedNotify; 94 95 DISALLOW_EVIL_CONSTRUCTORS(ResumeDecoderAction); 96}; 97 98struct NuPlayer::SetSurfaceAction : public Action { 99 SetSurfaceAction(const sp<NativeWindowWrapper> &wrapper) 100 : mWrapper(wrapper) { 101 } 102 103 virtual void execute(NuPlayer *player) { 104 player->performSetSurface(mWrapper); 105 } 106 107private: 108 sp<NativeWindowWrapper> mWrapper; 109 110 DISALLOW_EVIL_CONSTRUCTORS(SetSurfaceAction); 111}; 112 113struct NuPlayer::FlushDecoderAction : public Action { 114 FlushDecoderAction(FlushCommand audio, FlushCommand video) 115 : mAudio(audio), 116 mVideo(video) { 117 } 118 119 virtual void execute(NuPlayer *player) { 120 player->performDecoderFlush(mAudio, mVideo); 121 } 122 123private: 124 FlushCommand mAudio; 125 FlushCommand mVideo; 126 127 DISALLOW_EVIL_CONSTRUCTORS(FlushDecoderAction); 128}; 129 130struct NuPlayer::PostMessageAction : public Action { 131 PostMessageAction(const sp<AMessage> &msg) 132 : mMessage(msg) { 133 } 134 135 virtual void execute(NuPlayer *) { 136 mMessage->post(); 137 } 138 139private: 140 sp<AMessage> mMessage; 141 142 DISALLOW_EVIL_CONSTRUCTORS(PostMessageAction); 143}; 144 145// Use this if there's no state necessary to save in order to execute 146// the action. 147struct NuPlayer::SimpleAction : public Action { 148 typedef void (NuPlayer::*ActionFunc)(); 149 150 SimpleAction(ActionFunc func) 151 : mFunc(func) { 152 } 153 154 virtual void execute(NuPlayer *player) { 155 (player->*mFunc)(); 156 } 157 158private: 159 ActionFunc mFunc; 160 161 DISALLOW_EVIL_CONSTRUCTORS(SimpleAction); 162}; 163 164//////////////////////////////////////////////////////////////////////////////// 165 166NuPlayer::NuPlayer() 167 : mUIDValid(false), 168 mSourceFlags(0), 169 mOffloadAudio(false), 170 mAudioDecoderGeneration(0), 171 mVideoDecoderGeneration(0), 172 mRendererGeneration(0), 173 mAudioEOS(false), 174 mVideoEOS(false), 175 mScanSourcesPending(false), 176 mScanSourcesGeneration(0), 177 mPollDurationGeneration(0), 178 mTimedTextGeneration(0), 179 mFlushingAudio(NONE), 180 mFlushingVideo(NONE), 181 mResumePending(false), 182 mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW), 183 mPlaybackRate(1.0), 184 mStarted(false), 185 mPaused(false), 186 mPausedByClient(false) { 187 clearFlushComplete(); 188} 189 190NuPlayer::~NuPlayer() { 191} 192 193void NuPlayer::setUID(uid_t uid) { 194 mUIDValid = true; 195 mUID = uid; 196} 197 198void NuPlayer::setDriver(const wp<NuPlayerDriver> &driver) { 199 mDriver = driver; 200} 201 202void NuPlayer::setDataSourceAsync(const sp<IStreamSource> &source) { 203 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 204 205 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 206 207 msg->setObject("source", new StreamingSource(notify, source)); 208 msg->post(); 209} 210 211static bool IsHTTPLiveURL(const char *url) { 212 if (!strncasecmp("http://", url, 7) 213 || !strncasecmp("https://", url, 8) 214 || !strncasecmp("file://", url, 7)) { 215 size_t len = strlen(url); 216 if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) { 217 return true; 218 } 219 220 if (strstr(url,"m3u8")) { 221 return true; 222 } 223 } 224 225 return false; 226} 227 228void NuPlayer::setDataSourceAsync( 229 const sp<IMediaHTTPService> &httpService, 230 const char *url, 231 const KeyedVector<String8, String8> *headers) { 232 233 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 234 size_t len = strlen(url); 235 236 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 237 238 sp<Source> source; 239 if (IsHTTPLiveURL(url)) { 240 source = new HTTPLiveSource(notify, httpService, url, headers); 241 } else if (!strncasecmp(url, "rtsp://", 7)) { 242 source = new RTSPSource( 243 notify, httpService, url, headers, mUIDValid, mUID); 244 } else if ((!strncasecmp(url, "http://", 7) 245 || !strncasecmp(url, "https://", 8)) 246 && ((len >= 4 && !strcasecmp(".sdp", &url[len - 4])) 247 || strstr(url, ".sdp?"))) { 248 source = new RTSPSource( 249 notify, httpService, url, headers, mUIDValid, mUID, true); 250 } else { 251 sp<GenericSource> genericSource = 252 new GenericSource(notify, mUIDValid, mUID); 253 // Don't set FLAG_SECURE on mSourceFlags here for widevine. 254 // The correct flags will be updated in Source::kWhatFlagsChanged 255 // handler when GenericSource is prepared. 256 257 status_t err = genericSource->setDataSource(httpService, url, headers); 258 259 if (err == OK) { 260 source = genericSource; 261 } else { 262 ALOGE("Failed to set data source!"); 263 } 264 } 265 msg->setObject("source", source); 266 msg->post(); 267} 268 269void NuPlayer::setDataSourceAsync(int fd, int64_t offset, int64_t length) { 270 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 271 272 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 273 274 sp<GenericSource> source = 275 new GenericSource(notify, mUIDValid, mUID); 276 277 status_t err = source->setDataSource(fd, offset, length); 278 279 if (err != OK) { 280 ALOGE("Failed to set data source!"); 281 source = NULL; 282 } 283 284 msg->setObject("source", source); 285 msg->post(); 286} 287 288void NuPlayer::setDataSourceAsync(const sp<DataSource> &dataSource) { 289 sp<AMessage> msg = new AMessage(kWhatSetDataSource, this); 290 sp<AMessage> notify = new AMessage(kWhatSourceNotify, this); 291 292 sp<GenericSource> source = new GenericSource(notify, mUIDValid, mUID); 293 status_t err = source->setDataSource(dataSource); 294 295 if (err != OK) { 296 ALOGE("Failed to set data source!"); 297 source = NULL; 298 } 299 300 msg->setObject("source", source); 301 msg->post(); 302} 303 304void NuPlayer::prepareAsync() { 305 (new AMessage(kWhatPrepare, this))->post(); 306} 307 308void NuPlayer::setVideoSurfaceTextureAsync( 309 const sp<IGraphicBufferProducer> &bufferProducer) { 310 sp<AMessage> msg = new AMessage(kWhatSetVideoNativeWindow, this); 311 312 if (bufferProducer == NULL) { 313 msg->setObject("native-window", NULL); 314 } else { 315 msg->setObject( 316 "native-window", 317 new NativeWindowWrapper( 318 new Surface(bufferProducer, true /* controlledByApp */))); 319 } 320 321 msg->post(); 322} 323 324void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) { 325 sp<AMessage> msg = new AMessage(kWhatSetAudioSink, this); 326 msg->setObject("sink", sink); 327 msg->post(); 328} 329 330void NuPlayer::start() { 331 (new AMessage(kWhatStart, this))->post(); 332} 333 334void NuPlayer::setPlaybackRate(float rate) { 335 sp<AMessage> msg = new AMessage(kWhatSetRate, this); 336 msg->setFloat("rate", rate); 337 msg->post(); 338} 339 340void NuPlayer::pause() { 341 (new AMessage(kWhatPause, this))->post(); 342} 343 344void NuPlayer::resetAsync() { 345 if (mSource != NULL) { 346 // During a reset, the data source might be unresponsive already, we need to 347 // disconnect explicitly so that reads exit promptly. 348 // We can't queue the disconnect request to the looper, as it might be 349 // queued behind a stuck read and never gets processed. 350 // Doing a disconnect outside the looper to allows the pending reads to exit 351 // (either successfully or with error). 352 mSource->disconnect(); 353 } 354 355 (new AMessage(kWhatReset, this))->post(); 356} 357 358void NuPlayer::seekToAsync(int64_t seekTimeUs, bool needNotify) { 359 sp<AMessage> msg = new AMessage(kWhatSeek, this); 360 msg->setInt64("seekTimeUs", seekTimeUs); 361 msg->setInt32("needNotify", needNotify); 362 msg->post(); 363} 364 365 366void NuPlayer::writeTrackInfo( 367 Parcel* reply, const sp<AMessage> format) const { 368 int32_t trackType; 369 CHECK(format->findInt32("type", &trackType)); 370 371 AString lang; 372 CHECK(format->findString("language", &lang)); 373 374 reply->writeInt32(2); // write something non-zero 375 reply->writeInt32(trackType); 376 reply->writeString16(String16(lang.c_str())); 377 378 if (trackType == MEDIA_TRACK_TYPE_SUBTITLE) { 379 AString mime; 380 CHECK(format->findString("mime", &mime)); 381 382 int32_t isAuto, isDefault, isForced; 383 CHECK(format->findInt32("auto", &isAuto)); 384 CHECK(format->findInt32("default", &isDefault)); 385 CHECK(format->findInt32("forced", &isForced)); 386 387 reply->writeString16(String16(mime.c_str())); 388 reply->writeInt32(isAuto); 389 reply->writeInt32(isDefault); 390 reply->writeInt32(isForced); 391 } 392} 393 394void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { 395 switch (msg->what()) { 396 case kWhatSetDataSource: 397 { 398 ALOGV("kWhatSetDataSource"); 399 400 CHECK(mSource == NULL); 401 402 status_t err = OK; 403 sp<RefBase> obj; 404 CHECK(msg->findObject("source", &obj)); 405 if (obj != NULL) { 406 mSource = static_cast<Source *>(obj.get()); 407 } else { 408 err = UNKNOWN_ERROR; 409 } 410 411 CHECK(mDriver != NULL); 412 sp<NuPlayerDriver> driver = mDriver.promote(); 413 if (driver != NULL) { 414 driver->notifySetDataSourceCompleted(err); 415 } 416 break; 417 } 418 419 case kWhatPrepare: 420 { 421 mSource->prepareAsync(); 422 break; 423 } 424 425 case kWhatGetTrackInfo: 426 { 427 sp<AReplyToken> replyID; 428 CHECK(msg->senderAwaitsResponse(&replyID)); 429 430 Parcel* reply; 431 CHECK(msg->findPointer("reply", (void**)&reply)); 432 433 size_t inbandTracks = 0; 434 if (mSource != NULL) { 435 inbandTracks = mSource->getTrackCount(); 436 } 437 438 size_t ccTracks = 0; 439 if (mCCDecoder != NULL) { 440 ccTracks = mCCDecoder->getTrackCount(); 441 } 442 443 // total track count 444 reply->writeInt32(inbandTracks + ccTracks); 445 446 // write inband tracks 447 for (size_t i = 0; i < inbandTracks; ++i) { 448 writeTrackInfo(reply, mSource->getTrackInfo(i)); 449 } 450 451 // write CC track 452 for (size_t i = 0; i < ccTracks; ++i) { 453 writeTrackInfo(reply, mCCDecoder->getTrackInfo(i)); 454 } 455 456 sp<AMessage> response = new AMessage; 457 response->postReply(replyID); 458 break; 459 } 460 461 case kWhatGetSelectedTrack: 462 { 463 status_t err = INVALID_OPERATION; 464 if (mSource != NULL) { 465 err = OK; 466 467 int32_t type32; 468 CHECK(msg->findInt32("type", (int32_t*)&type32)); 469 media_track_type type = (media_track_type)type32; 470 ssize_t selectedTrack = mSource->getSelectedTrack(type); 471 472 Parcel* reply; 473 CHECK(msg->findPointer("reply", (void**)&reply)); 474 reply->writeInt32(selectedTrack); 475 } 476 477 sp<AMessage> response = new AMessage; 478 response->setInt32("err", err); 479 480 sp<AReplyToken> replyID; 481 CHECK(msg->senderAwaitsResponse(&replyID)); 482 response->postReply(replyID); 483 break; 484 } 485 486 case kWhatSelectTrack: 487 { 488 sp<AReplyToken> replyID; 489 CHECK(msg->senderAwaitsResponse(&replyID)); 490 491 size_t trackIndex; 492 int32_t select; 493 int64_t timeUs; 494 CHECK(msg->findSize("trackIndex", &trackIndex)); 495 CHECK(msg->findInt32("select", &select)); 496 CHECK(msg->findInt64("timeUs", &timeUs)); 497 498 status_t err = INVALID_OPERATION; 499 500 size_t inbandTracks = 0; 501 if (mSource != NULL) { 502 inbandTracks = mSource->getTrackCount(); 503 } 504 size_t ccTracks = 0; 505 if (mCCDecoder != NULL) { 506 ccTracks = mCCDecoder->getTrackCount(); 507 } 508 509 if (trackIndex < inbandTracks) { 510 err = mSource->selectTrack(trackIndex, select, timeUs); 511 512 if (!select && err == OK) { 513 int32_t type; 514 sp<AMessage> info = mSource->getTrackInfo(trackIndex); 515 if (info != NULL 516 && info->findInt32("type", &type) 517 && type == MEDIA_TRACK_TYPE_TIMEDTEXT) { 518 ++mTimedTextGeneration; 519 } 520 } 521 } else { 522 trackIndex -= inbandTracks; 523 524 if (trackIndex < ccTracks) { 525 err = mCCDecoder->selectTrack(trackIndex, select); 526 } 527 } 528 529 sp<AMessage> response = new AMessage; 530 response->setInt32("err", err); 531 532 response->postReply(replyID); 533 break; 534 } 535 536 case kWhatPollDuration: 537 { 538 int32_t generation; 539 CHECK(msg->findInt32("generation", &generation)); 540 541 if (generation != mPollDurationGeneration) { 542 // stale 543 break; 544 } 545 546 int64_t durationUs; 547 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 548 sp<NuPlayerDriver> driver = mDriver.promote(); 549 if (driver != NULL) { 550 driver->notifyDuration(durationUs); 551 } 552 } 553 554 msg->post(1000000ll); // poll again in a second. 555 break; 556 } 557 558 case kWhatSetVideoNativeWindow: 559 { 560 ALOGV("kWhatSetVideoNativeWindow"); 561 562 sp<RefBase> obj; 563 CHECK(msg->findObject("native-window", &obj)); 564 565 if (mSource == NULL || mSource->getFormat(false /* audio */) == NULL) { 566 performSetSurface(static_cast<NativeWindowWrapper *>(obj.get())); 567 break; 568 } 569 570 mDeferredActions.push_back( 571 new FlushDecoderAction(FLUSH_CMD_FLUSH /* audio */, 572 FLUSH_CMD_SHUTDOWN /* video */)); 573 574 mDeferredActions.push_back( 575 new SetSurfaceAction( 576 static_cast<NativeWindowWrapper *>(obj.get()))); 577 578 if (obj != NULL) { 579 if (mStarted) { 580 // Issue a seek to refresh the video screen only if started otherwise 581 // the extractor may not yet be started and will assert. 582 // If the video decoder is not set (perhaps audio only in this case) 583 // do not perform a seek as it is not needed. 584 int64_t currentPositionUs = 0; 585 if (getCurrentPosition(¤tPositionUs) == OK) { 586 mDeferredActions.push_back( 587 new SeekAction(currentPositionUs, false /* needNotify */)); 588 } 589 } 590 591 // If there is a new surface texture, instantiate decoders 592 // again if possible. 593 mDeferredActions.push_back( 594 new SimpleAction(&NuPlayer::performScanSources)); 595 } 596 597 // After a flush without shutdown, decoder is paused. 598 // Don't resume it until source seek is done, otherwise it could 599 // start pulling stale data too soon. 600 mDeferredActions.push_back( 601 new ResumeDecoderAction(false /* needNotify */)); 602 603 processDeferredActions(); 604 break; 605 } 606 607 case kWhatSetAudioSink: 608 { 609 ALOGV("kWhatSetAudioSink"); 610 611 sp<RefBase> obj; 612 CHECK(msg->findObject("sink", &obj)); 613 614 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 615 break; 616 } 617 618 case kWhatStart: 619 { 620 ALOGV("kWhatStart"); 621 if (mStarted) { 622 onResume(); 623 } else { 624 onStart(); 625 } 626 mPausedByClient = false; 627 break; 628 } 629 630 case kWhatSetRate: 631 { 632 ALOGV("kWhatSetRate"); 633 CHECK(msg->findFloat("rate", &mPlaybackRate)); 634 if (mRenderer != NULL) { 635 mRenderer->setPlaybackRate(mPlaybackRate); 636 } 637 break; 638 } 639 640 case kWhatScanSources: 641 { 642 int32_t generation; 643 CHECK(msg->findInt32("generation", &generation)); 644 if (generation != mScanSourcesGeneration) { 645 // Drop obsolete msg. 646 break; 647 } 648 649 mScanSourcesPending = false; 650 651 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 652 mAudioDecoder != NULL, mVideoDecoder != NULL); 653 654 bool mHadAnySourcesBefore = 655 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 656 657 // initialize video before audio because successful initialization of 658 // video may change deep buffer mode of audio. 659 if (mNativeWindow != NULL) { 660 instantiateDecoder(false, &mVideoDecoder); 661 } 662 663 // Don't try to re-open audio sink if there's an existing decoder. 664 if (mAudioSink != NULL && mAudioDecoder == NULL) { 665 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 666 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 667 audio_stream_type_t streamType = mAudioSink->getAudioStreamType(); 668 const bool hasVideo = (videoFormat != NULL); 669 const bool canOffload = canOffloadStream( 670 audioMeta, hasVideo, true /* is_streaming */, streamType); 671 if (canOffload) { 672 if (!mOffloadAudio) { 673 mRenderer->signalEnableOffloadAudio(); 674 } 675 // open audio sink early under offload mode. 676 sp<AMessage> format = mSource->getFormat(true /*audio*/); 677 tryOpenAudioSinkForOffload(format, hasVideo); 678 } 679 instantiateDecoder(true, &mAudioDecoder); 680 } 681 682 if (!mHadAnySourcesBefore 683 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 684 // This is the first time we've found anything playable. 685 686 if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) { 687 schedulePollDuration(); 688 } 689 } 690 691 status_t err; 692 if ((err = mSource->feedMoreTSData()) != OK) { 693 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 694 // We're not currently decoding anything (no audio or 695 // video tracks found) and we just ran out of input data. 696 697 if (err == ERROR_END_OF_STREAM) { 698 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 699 } else { 700 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 701 } 702 } 703 break; 704 } 705 706 if ((mAudioDecoder == NULL && mAudioSink != NULL) 707 || (mVideoDecoder == NULL && mNativeWindow != NULL)) { 708 msg->post(100000ll); 709 mScanSourcesPending = true; 710 } 711 break; 712 } 713 714 case kWhatVideoNotify: 715 case kWhatAudioNotify: 716 { 717 bool audio = msg->what() == kWhatAudioNotify; 718 719 int32_t currentDecoderGeneration = 720 (audio? mAudioDecoderGeneration : mVideoDecoderGeneration); 721 int32_t requesterGeneration = currentDecoderGeneration - 1; 722 CHECK(msg->findInt32("generation", &requesterGeneration)); 723 724 if (requesterGeneration != currentDecoderGeneration) { 725 ALOGV("got message from old %s decoder, generation(%d:%d)", 726 audio ? "audio" : "video", requesterGeneration, 727 currentDecoderGeneration); 728 sp<AMessage> reply; 729 if (!(msg->findMessage("reply", &reply))) { 730 return; 731 } 732 733 reply->setInt32("err", INFO_DISCONTINUITY); 734 reply->post(); 735 return; 736 } 737 738 int32_t what; 739 CHECK(msg->findInt32("what", &what)); 740 741 if (what == DecoderBase::kWhatInputDiscontinuity) { 742 int32_t formatChange; 743 CHECK(msg->findInt32("formatChange", &formatChange)); 744 745 ALOGV("%s discontinuity: formatChange %d", 746 audio ? "audio" : "video", formatChange); 747 748 if (formatChange) { 749 mDeferredActions.push_back( 750 new FlushDecoderAction( 751 audio ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE, 752 audio ? FLUSH_CMD_NONE : FLUSH_CMD_SHUTDOWN)); 753 } 754 755 mDeferredActions.push_back( 756 new SimpleAction( 757 &NuPlayer::performScanSources)); 758 759 processDeferredActions(); 760 } else if (what == DecoderBase::kWhatEOS) { 761 int32_t err; 762 CHECK(msg->findInt32("err", &err)); 763 764 if (err == ERROR_END_OF_STREAM) { 765 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 766 } else { 767 ALOGV("got %s decoder EOS w/ error %d", 768 audio ? "audio" : "video", 769 err); 770 } 771 772 mRenderer->queueEOS(audio, err); 773 } else if (what == DecoderBase::kWhatFlushCompleted) { 774 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 775 776 handleFlushComplete(audio, true /* isDecoder */); 777 finishFlushIfPossible(); 778 } else if (what == DecoderBase::kWhatVideoSizeChanged) { 779 sp<AMessage> format; 780 CHECK(msg->findMessage("format", &format)); 781 782 sp<AMessage> inputFormat = 783 mSource->getFormat(false /* audio */); 784 785 updateVideoSize(inputFormat, format); 786 } else if (what == DecoderBase::kWhatShutdownCompleted) { 787 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 788 if (audio) { 789 mAudioDecoder.clear(); 790 ++mAudioDecoderGeneration; 791 792 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 793 mFlushingAudio = SHUT_DOWN; 794 } else { 795 mVideoDecoder.clear(); 796 ++mVideoDecoderGeneration; 797 798 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 799 mFlushingVideo = SHUT_DOWN; 800 } 801 802 finishFlushIfPossible(); 803 } else if (what == DecoderBase::kWhatResumeCompleted) { 804 finishResume(); 805 } else if (what == DecoderBase::kWhatError) { 806 status_t err; 807 if (!msg->findInt32("err", &err) || err == OK) { 808 err = UNKNOWN_ERROR; 809 } 810 811 // Decoder errors can be due to Source (e.g. from streaming), 812 // or from decoding corrupted bitstreams, or from other decoder 813 // MediaCodec operations (e.g. from an ongoing reset or seek). 814 // They may also be due to openAudioSink failure at 815 // decoder start or after a format change. 816 // 817 // We try to gracefully shut down the affected decoder if possible, 818 // rather than trying to force the shutdown with something 819 // similar to performReset(). This method can lead to a hang 820 // if MediaCodec functions block after an error, but they should 821 // typically return INVALID_OPERATION instead of blocking. 822 823 FlushStatus *flushing = audio ? &mFlushingAudio : &mFlushingVideo; 824 ALOGE("received error(%#x) from %s decoder, flushing(%d), now shutting down", 825 err, audio ? "audio" : "video", *flushing); 826 827 switch (*flushing) { 828 case NONE: 829 mDeferredActions.push_back( 830 new FlushDecoderAction( 831 audio ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE, 832 audio ? FLUSH_CMD_NONE : FLUSH_CMD_SHUTDOWN)); 833 processDeferredActions(); 834 break; 835 case FLUSHING_DECODER: 836 *flushing = FLUSHING_DECODER_SHUTDOWN; // initiate shutdown after flush. 837 break; // Wait for flush to complete. 838 case FLUSHING_DECODER_SHUTDOWN: 839 break; // Wait for flush to complete. 840 case SHUTTING_DOWN_DECODER: 841 break; // Wait for shutdown to complete. 842 case FLUSHED: 843 // Widevine source reads must stop before releasing the video decoder. 844 if (!audio && mSource != NULL && mSourceFlags & Source::FLAG_SECURE) { 845 mSource->stop(); 846 } 847 getDecoder(audio)->initiateShutdown(); // In the middle of a seek. 848 *flushing = SHUTTING_DOWN_DECODER; // Shut down. 849 break; 850 case SHUT_DOWN: 851 finishFlushIfPossible(); // Should not occur. 852 break; // Finish anyways. 853 } 854 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 855 } else { 856 ALOGV("Unhandled decoder notification %d '%c%c%c%c'.", 857 what, 858 what >> 24, 859 (what >> 16) & 0xff, 860 (what >> 8) & 0xff, 861 what & 0xff); 862 } 863 864 break; 865 } 866 867 case kWhatRendererNotify: 868 { 869 int32_t requesterGeneration = mRendererGeneration - 1; 870 CHECK(msg->findInt32("generation", &requesterGeneration)); 871 if (requesterGeneration != mRendererGeneration) { 872 ALOGV("got message from old renderer, generation(%d:%d)", 873 requesterGeneration, mRendererGeneration); 874 return; 875 } 876 877 int32_t what; 878 CHECK(msg->findInt32("what", &what)); 879 880 if (what == Renderer::kWhatEOS) { 881 int32_t audio; 882 CHECK(msg->findInt32("audio", &audio)); 883 884 int32_t finalResult; 885 CHECK(msg->findInt32("finalResult", &finalResult)); 886 887 if (audio) { 888 mAudioEOS = true; 889 } else { 890 mVideoEOS = true; 891 } 892 893 if (finalResult == ERROR_END_OF_STREAM) { 894 ALOGV("reached %s EOS", audio ? "audio" : "video"); 895 } else { 896 ALOGE("%s track encountered an error (%d)", 897 audio ? "audio" : "video", finalResult); 898 899 notifyListener( 900 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); 901 } 902 903 if ((mAudioEOS || mAudioDecoder == NULL) 904 && (mVideoEOS || mVideoDecoder == NULL)) { 905 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 906 } 907 } else if (what == Renderer::kWhatFlushComplete) { 908 int32_t audio; 909 CHECK(msg->findInt32("audio", &audio)); 910 911 ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); 912 handleFlushComplete(audio, false /* isDecoder */); 913 finishFlushIfPossible(); 914 } else if (what == Renderer::kWhatVideoRenderingStart) { 915 notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); 916 } else if (what == Renderer::kWhatMediaRenderingStart) { 917 ALOGV("media rendering started"); 918 notifyListener(MEDIA_STARTED, 0, 0); 919 } else if (what == Renderer::kWhatAudioOffloadTearDown) { 920 ALOGV("Tear down audio offload, fall back to s/w path if due to error."); 921 int64_t positionUs; 922 CHECK(msg->findInt64("positionUs", &positionUs)); 923 int32_t reason; 924 CHECK(msg->findInt32("reason", &reason)); 925 closeAudioSink(); 926 mAudioDecoder.clear(); 927 ++mAudioDecoderGeneration; 928 mRenderer->flush( 929 true /* audio */, false /* notifyComplete */); 930 if (mVideoDecoder != NULL) { 931 mRenderer->flush( 932 false /* audio */, false /* notifyComplete */); 933 } 934 935 performSeek(positionUs, false /* needNotify */); 936 if (reason == Renderer::kDueToError) { 937 mRenderer->signalDisableOffloadAudio(); 938 mOffloadAudio = false; 939 instantiateDecoder(true /* audio */, &mAudioDecoder); 940 } 941 } 942 break; 943 } 944 945 case kWhatMoreDataQueued: 946 { 947 break; 948 } 949 950 case kWhatReset: 951 { 952 ALOGV("kWhatReset"); 953 954 mDeferredActions.push_back( 955 new FlushDecoderAction( 956 FLUSH_CMD_SHUTDOWN /* audio */, 957 FLUSH_CMD_SHUTDOWN /* video */)); 958 959 mDeferredActions.push_back( 960 new SimpleAction(&NuPlayer::performReset)); 961 962 processDeferredActions(); 963 break; 964 } 965 966 case kWhatSeek: 967 { 968 int64_t seekTimeUs; 969 int32_t needNotify; 970 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 971 CHECK(msg->findInt32("needNotify", &needNotify)); 972 973 ALOGV("kWhatSeek seekTimeUs=%lld us, needNotify=%d", 974 (long long)seekTimeUs, needNotify); 975 976 mDeferredActions.push_back( 977 new FlushDecoderAction(FLUSH_CMD_FLUSH /* audio */, 978 FLUSH_CMD_FLUSH /* video */)); 979 980 mDeferredActions.push_back( 981 new SeekAction(seekTimeUs, needNotify)); 982 983 // After a flush without shutdown, decoder is paused. 984 // Don't resume it until source seek is done, otherwise it could 985 // start pulling stale data too soon. 986 mDeferredActions.push_back( 987 new ResumeDecoderAction(needNotify)); 988 989 processDeferredActions(); 990 break; 991 } 992 993 case kWhatPause: 994 { 995 onPause(); 996 mPausedByClient = true; 997 break; 998 } 999 1000 case kWhatSourceNotify: 1001 { 1002 onSourceNotify(msg); 1003 break; 1004 } 1005 1006 case kWhatClosedCaptionNotify: 1007 { 1008 onClosedCaptionNotify(msg); 1009 break; 1010 } 1011 1012 default: 1013 TRESPASS(); 1014 break; 1015 } 1016} 1017 1018void NuPlayer::onResume() { 1019 if (!mPaused) { 1020 return; 1021 } 1022 mPaused = false; 1023 if (mSource != NULL) { 1024 mSource->resume(); 1025 } else { 1026 ALOGW("resume called when source is gone or not set"); 1027 } 1028 // |mAudioDecoder| may have been released due to the pause timeout, so re-create it if 1029 // needed. 1030 if (audioDecoderStillNeeded() && mAudioDecoder == NULL) { 1031 instantiateDecoder(true /* audio */, &mAudioDecoder); 1032 } 1033 if (mRenderer != NULL) { 1034 mRenderer->resume(); 1035 } else { 1036 ALOGW("resume called when renderer is gone or not set"); 1037 } 1038} 1039 1040status_t NuPlayer::onInstantiateSecureDecoders() { 1041 status_t err; 1042 if (!(mSourceFlags & Source::FLAG_SECURE)) { 1043 return BAD_TYPE; 1044 } 1045 1046 if (mRenderer != NULL) { 1047 ALOGE("renderer should not be set when instantiating secure decoders"); 1048 return UNKNOWN_ERROR; 1049 } 1050 1051 // TRICKY: We rely on mRenderer being null, so that decoder does not start requesting 1052 // data on instantiation. 1053 if (mNativeWindow != NULL) { 1054 err = instantiateDecoder(false, &mVideoDecoder); 1055 if (err != OK) { 1056 return err; 1057 } 1058 } 1059 1060 if (mAudioSink != NULL) { 1061 err = instantiateDecoder(true, &mAudioDecoder); 1062 if (err != OK) { 1063 return err; 1064 } 1065 } 1066 return OK; 1067} 1068 1069void NuPlayer::onStart() { 1070 mOffloadAudio = false; 1071 mAudioEOS = false; 1072 mVideoEOS = false; 1073 mStarted = true; 1074 1075 mSource->start(); 1076 1077 uint32_t flags = 0; 1078 1079 if (mSource->isRealTime()) { 1080 flags |= Renderer::FLAG_REAL_TIME; 1081 } 1082 1083 sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */); 1084 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 1085 if (mAudioSink != NULL) { 1086 streamType = mAudioSink->getAudioStreamType(); 1087 } 1088 1089 sp<AMessage> videoFormat = mSource->getFormat(false /* audio */); 1090 1091 mOffloadAudio = 1092 canOffloadStream(audioMeta, (videoFormat != NULL), 1093 true /* is_streaming */, streamType); 1094 if (mOffloadAudio) { 1095 flags |= Renderer::FLAG_OFFLOAD_AUDIO; 1096 } 1097 1098 sp<AMessage> notify = new AMessage(kWhatRendererNotify, this); 1099 ++mRendererGeneration; 1100 notify->setInt32("generation", mRendererGeneration); 1101 mRenderer = new Renderer(mAudioSink, notify, flags); 1102 mRendererLooper = new ALooper; 1103 mRendererLooper->setName("NuPlayerRenderer"); 1104 mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO); 1105 mRendererLooper->registerHandler(mRenderer); 1106 if (mPlaybackRate != 1.0) { 1107 mRenderer->setPlaybackRate(mPlaybackRate); 1108 } 1109 1110 sp<MetaData> meta = getFileMeta(); 1111 int32_t rate; 1112 if (meta != NULL 1113 && meta->findInt32(kKeyFrameRate, &rate) && rate > 0) { 1114 mRenderer->setVideoFrameRate(rate); 1115 } 1116 1117 if (mVideoDecoder != NULL) { 1118 mVideoDecoder->setRenderer(mRenderer); 1119 } 1120 if (mAudioDecoder != NULL) { 1121 mAudioDecoder->setRenderer(mRenderer); 1122 } 1123 1124 postScanSources(); 1125} 1126 1127void NuPlayer::onPause() { 1128 if (mPaused) { 1129 return; 1130 } 1131 mPaused = true; 1132 if (mSource != NULL) { 1133 mSource->pause(); 1134 } else { 1135 ALOGW("pause called when source is gone or not set"); 1136 } 1137 if (mRenderer != NULL) { 1138 mRenderer->pause(); 1139 } else { 1140 ALOGW("pause called when renderer is gone or not set"); 1141 } 1142} 1143 1144bool NuPlayer::audioDecoderStillNeeded() { 1145 // Audio decoder is no longer needed if it's in shut/shutting down status. 1146 return ((mFlushingAudio != SHUT_DOWN) && (mFlushingAudio != SHUTTING_DOWN_DECODER)); 1147} 1148 1149void NuPlayer::handleFlushComplete(bool audio, bool isDecoder) { 1150 // We wait for both the decoder flush and the renderer flush to complete 1151 // before entering either the FLUSHED or the SHUTTING_DOWN_DECODER state. 1152 1153 mFlushComplete[audio][isDecoder] = true; 1154 if (!mFlushComplete[audio][!isDecoder]) { 1155 return; 1156 } 1157 1158 FlushStatus *state = audio ? &mFlushingAudio : &mFlushingVideo; 1159 switch (*state) { 1160 case FLUSHING_DECODER: 1161 { 1162 *state = FLUSHED; 1163 break; 1164 } 1165 1166 case FLUSHING_DECODER_SHUTDOWN: 1167 { 1168 *state = SHUTTING_DOWN_DECODER; 1169 1170 ALOGV("initiating %s decoder shutdown", audio ? "audio" : "video"); 1171 if (!audio) { 1172 // Widevine source reads must stop before releasing the video decoder. 1173 if (mSource != NULL && mSourceFlags & Source::FLAG_SECURE) { 1174 mSource->stop(); 1175 } 1176 } 1177 getDecoder(audio)->initiateShutdown(); 1178 break; 1179 } 1180 1181 default: 1182 // decoder flush completes only occur in a flushing state. 1183 LOG_ALWAYS_FATAL_IF(isDecoder, "decoder flush in invalid state %d", *state); 1184 break; 1185 } 1186} 1187 1188void NuPlayer::finishFlushIfPossible() { 1189 if (mFlushingAudio != NONE && mFlushingAudio != FLUSHED 1190 && mFlushingAudio != SHUT_DOWN) { 1191 return; 1192 } 1193 1194 if (mFlushingVideo != NONE && mFlushingVideo != FLUSHED 1195 && mFlushingVideo != SHUT_DOWN) { 1196 return; 1197 } 1198 1199 ALOGV("both audio and video are flushed now."); 1200 1201 mFlushingAudio = NONE; 1202 mFlushingVideo = NONE; 1203 1204 clearFlushComplete(); 1205 1206 processDeferredActions(); 1207} 1208 1209void NuPlayer::postScanSources() { 1210 if (mScanSourcesPending) { 1211 return; 1212 } 1213 1214 sp<AMessage> msg = new AMessage(kWhatScanSources, this); 1215 msg->setInt32("generation", mScanSourcesGeneration); 1216 msg->post(); 1217 1218 mScanSourcesPending = true; 1219} 1220 1221void NuPlayer::tryOpenAudioSinkForOffload(const sp<AMessage> &format, bool hasVideo) { 1222 // Note: This is called early in NuPlayer to determine whether offloading 1223 // is possible; otherwise the decoders call the renderer openAudioSink directly. 1224 1225 status_t err = mRenderer->openAudioSink( 1226 format, true /* offloadOnly */, hasVideo, AUDIO_OUTPUT_FLAG_NONE, &mOffloadAudio); 1227 if (err != OK) { 1228 // Any failure we turn off mOffloadAudio. 1229 mOffloadAudio = false; 1230 } else if (mOffloadAudio) { 1231 sp<MetaData> audioMeta = 1232 mSource->getFormatMeta(true /* audio */); 1233 sendMetaDataToHal(mAudioSink, audioMeta); 1234 } 1235} 1236 1237void NuPlayer::closeAudioSink() { 1238 mRenderer->closeAudioSink(); 1239} 1240 1241status_t NuPlayer::instantiateDecoder(bool audio, sp<DecoderBase> *decoder) { 1242 if (*decoder != NULL) { 1243 return OK; 1244 } 1245 1246 sp<AMessage> format = mSource->getFormat(audio); 1247 1248 if (format == NULL) { 1249 return -EWOULDBLOCK; 1250 } 1251 1252 if (!audio) { 1253 AString mime; 1254 CHECK(format->findString("mime", &mime)); 1255 1256 sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, this); 1257 if (mCCDecoder == NULL) { 1258 mCCDecoder = new CCDecoder(ccNotify); 1259 } 1260 1261 if (mSourceFlags & Source::FLAG_SECURE) { 1262 format->setInt32("secure", true); 1263 } 1264 1265 if (mSourceFlags & Source::FLAG_PROTECTED) { 1266 format->setInt32("protected", true); 1267 } 1268 } 1269 1270 if (audio) { 1271 sp<AMessage> notify = new AMessage(kWhatAudioNotify, this); 1272 ++mAudioDecoderGeneration; 1273 notify->setInt32("generation", mAudioDecoderGeneration); 1274 1275 if (mOffloadAudio) { 1276 const bool hasVideo = (mSource->getFormat(false /*audio */) != NULL); 1277 format->setInt32("has-video", hasVideo); 1278 *decoder = new DecoderPassThrough(notify, mSource, mRenderer); 1279 } else { 1280 *decoder = new Decoder(notify, mSource, mRenderer); 1281 } 1282 } else { 1283 sp<AMessage> notify = new AMessage(kWhatVideoNotify, this); 1284 ++mVideoDecoderGeneration; 1285 notify->setInt32("generation", mVideoDecoderGeneration); 1286 1287 *decoder = new Decoder( 1288 notify, mSource, mRenderer, mNativeWindow, mCCDecoder); 1289 1290 // enable FRC if high-quality AV sync is requested, even if not 1291 // queuing to native window, as this will even improve textureview 1292 // playback. 1293 { 1294 char value[PROPERTY_VALUE_MAX]; 1295 if (property_get("persist.sys.media.avsync", value, NULL) && 1296 (!strcmp("1", value) || !strcasecmp("true", value))) { 1297 format->setInt32("auto-frc", 1); 1298 } 1299 } 1300 } 1301 (*decoder)->init(); 1302 (*decoder)->configure(format); 1303 1304 // allocate buffers to decrypt widevine source buffers 1305 if (!audio && (mSourceFlags & Source::FLAG_SECURE)) { 1306 Vector<sp<ABuffer> > inputBufs; 1307 CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK); 1308 1309 Vector<MediaBuffer *> mediaBufs; 1310 for (size_t i = 0; i < inputBufs.size(); i++) { 1311 const sp<ABuffer> &buffer = inputBufs[i]; 1312 MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size()); 1313 mediaBufs.push(mbuf); 1314 } 1315 1316 status_t err = mSource->setBuffers(audio, mediaBufs); 1317 if (err != OK) { 1318 for (size_t i = 0; i < mediaBufs.size(); ++i) { 1319 mediaBufs[i]->release(); 1320 } 1321 mediaBufs.clear(); 1322 ALOGE("Secure source didn't support secure mediaBufs."); 1323 return err; 1324 } 1325 } 1326 return OK; 1327} 1328 1329void NuPlayer::updateVideoSize( 1330 const sp<AMessage> &inputFormat, 1331 const sp<AMessage> &outputFormat) { 1332 if (inputFormat == NULL) { 1333 ALOGW("Unknown video size, reporting 0x0!"); 1334 notifyListener(MEDIA_SET_VIDEO_SIZE, 0, 0); 1335 return; 1336 } 1337 1338 int32_t displayWidth, displayHeight; 1339 if (outputFormat != NULL) { 1340 int32_t width, height; 1341 CHECK(outputFormat->findInt32("width", &width)); 1342 CHECK(outputFormat->findInt32("height", &height)); 1343 1344 int32_t cropLeft, cropTop, cropRight, cropBottom; 1345 CHECK(outputFormat->findRect( 1346 "crop", 1347 &cropLeft, &cropTop, &cropRight, &cropBottom)); 1348 1349 displayWidth = cropRight - cropLeft + 1; 1350 displayHeight = cropBottom - cropTop + 1; 1351 1352 ALOGV("Video output format changed to %d x %d " 1353 "(crop: %d x %d @ (%d, %d))", 1354 width, height, 1355 displayWidth, 1356 displayHeight, 1357 cropLeft, cropTop); 1358 } else { 1359 CHECK(inputFormat->findInt32("width", &displayWidth)); 1360 CHECK(inputFormat->findInt32("height", &displayHeight)); 1361 1362 ALOGV("Video input format %d x %d", displayWidth, displayHeight); 1363 } 1364 1365 // Take into account sample aspect ratio if necessary: 1366 int32_t sarWidth, sarHeight; 1367 if (inputFormat->findInt32("sar-width", &sarWidth) 1368 && inputFormat->findInt32("sar-height", &sarHeight)) { 1369 ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight); 1370 1371 displayWidth = (displayWidth * sarWidth) / sarHeight; 1372 1373 ALOGV("display dimensions %d x %d", displayWidth, displayHeight); 1374 } 1375 1376 int32_t rotationDegrees; 1377 if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) { 1378 rotationDegrees = 0; 1379 } 1380 1381 if (rotationDegrees == 90 || rotationDegrees == 270) { 1382 int32_t tmp = displayWidth; 1383 displayWidth = displayHeight; 1384 displayHeight = tmp; 1385 } 1386 1387 notifyListener( 1388 MEDIA_SET_VIDEO_SIZE, 1389 displayWidth, 1390 displayHeight); 1391} 1392 1393void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1394 if (mDriver == NULL) { 1395 return; 1396 } 1397 1398 sp<NuPlayerDriver> driver = mDriver.promote(); 1399 1400 if (driver == NULL) { 1401 return; 1402 } 1403 1404 driver->notifyListener(msg, ext1, ext2, in); 1405} 1406 1407void NuPlayer::flushDecoder(bool audio, bool needShutdown) { 1408 ALOGV("[%s] flushDecoder needShutdown=%d", 1409 audio ? "audio" : "video", needShutdown); 1410 1411 const sp<DecoderBase> &decoder = getDecoder(audio); 1412 if (decoder == NULL) { 1413 ALOGI("flushDecoder %s without decoder present", 1414 audio ? "audio" : "video"); 1415 return; 1416 } 1417 1418 // Make sure we don't continue to scan sources until we finish flushing. 1419 ++mScanSourcesGeneration; 1420 if (mScanSourcesPending) { 1421 mDeferredActions.push_back( 1422 new SimpleAction(&NuPlayer::performScanSources)); 1423 mScanSourcesPending = false; 1424 } 1425 1426 decoder->signalFlush(); 1427 1428 FlushStatus newStatus = 1429 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1430 1431 mFlushComplete[audio][false /* isDecoder */] = (mRenderer == NULL); 1432 mFlushComplete[audio][true /* isDecoder */] = false; 1433 if (audio) { 1434 ALOGE_IF(mFlushingAudio != NONE, 1435 "audio flushDecoder() is called in state %d", mFlushingAudio); 1436 mFlushingAudio = newStatus; 1437 } else { 1438 ALOGE_IF(mFlushingVideo != NONE, 1439 "video flushDecoder() is called in state %d", mFlushingVideo); 1440 mFlushingVideo = newStatus; 1441 } 1442} 1443 1444void NuPlayer::queueDecoderShutdown( 1445 bool audio, bool video, const sp<AMessage> &reply) { 1446 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1447 1448 mDeferredActions.push_back( 1449 new FlushDecoderAction( 1450 audio ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE, 1451 video ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE)); 1452 1453 mDeferredActions.push_back( 1454 new SimpleAction(&NuPlayer::performScanSources)); 1455 1456 mDeferredActions.push_back(new PostMessageAction(reply)); 1457 1458 processDeferredActions(); 1459} 1460 1461status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1462 mVideoScalingMode = mode; 1463 if (mNativeWindow != NULL) { 1464 status_t ret = native_window_set_scaling_mode( 1465 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1466 if (ret != OK) { 1467 ALOGE("Failed to set scaling mode (%d): %s", 1468 -ret, strerror(-ret)); 1469 return ret; 1470 } 1471 } 1472 return OK; 1473} 1474 1475status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1476 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, this); 1477 msg->setPointer("reply", reply); 1478 1479 sp<AMessage> response; 1480 status_t err = msg->postAndAwaitResponse(&response); 1481 return err; 1482} 1483 1484status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const { 1485 sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, this); 1486 msg->setPointer("reply", reply); 1487 msg->setInt32("type", type); 1488 1489 sp<AMessage> response; 1490 status_t err = msg->postAndAwaitResponse(&response); 1491 if (err == OK && response != NULL) { 1492 CHECK(response->findInt32("err", &err)); 1493 } 1494 return err; 1495} 1496 1497status_t NuPlayer::selectTrack(size_t trackIndex, bool select, int64_t timeUs) { 1498 sp<AMessage> msg = new AMessage(kWhatSelectTrack, this); 1499 msg->setSize("trackIndex", trackIndex); 1500 msg->setInt32("select", select); 1501 msg->setInt64("timeUs", timeUs); 1502 1503 sp<AMessage> response; 1504 status_t err = msg->postAndAwaitResponse(&response); 1505 1506 if (err != OK) { 1507 return err; 1508 } 1509 1510 if (!response->findInt32("err", &err)) { 1511 err = OK; 1512 } 1513 1514 return err; 1515} 1516 1517status_t NuPlayer::getCurrentPosition(int64_t *mediaUs) { 1518 sp<Renderer> renderer = mRenderer; 1519 if (renderer == NULL) { 1520 return NO_INIT; 1521 } 1522 1523 return renderer->getCurrentPosition(mediaUs); 1524} 1525 1526void NuPlayer::getStats(int64_t *numFramesTotal, int64_t *numFramesDropped) { 1527 sp<DecoderBase> decoder = getDecoder(false /* audio */); 1528 if (decoder != NULL) { 1529 decoder->getStats(numFramesTotal, numFramesDropped); 1530 } else { 1531 *numFramesTotal = 0; 1532 *numFramesDropped = 0; 1533 } 1534} 1535 1536sp<MetaData> NuPlayer::getFileMeta() { 1537 return mSource->getFileFormatMeta(); 1538} 1539 1540void NuPlayer::schedulePollDuration() { 1541 sp<AMessage> msg = new AMessage(kWhatPollDuration, this); 1542 msg->setInt32("generation", mPollDurationGeneration); 1543 msg->post(); 1544} 1545 1546void NuPlayer::cancelPollDuration() { 1547 ++mPollDurationGeneration; 1548} 1549 1550void NuPlayer::processDeferredActions() { 1551 while (!mDeferredActions.empty()) { 1552 // We won't execute any deferred actions until we're no longer in 1553 // an intermediate state, i.e. one more more decoders are currently 1554 // flushing or shutting down. 1555 1556 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1557 // We're currently flushing, postpone the reset until that's 1558 // completed. 1559 1560 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1561 mFlushingAudio, mFlushingVideo); 1562 1563 break; 1564 } 1565 1566 sp<Action> action = *mDeferredActions.begin(); 1567 mDeferredActions.erase(mDeferredActions.begin()); 1568 1569 action->execute(this); 1570 } 1571} 1572 1573void NuPlayer::performSeek(int64_t seekTimeUs, bool needNotify) { 1574 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs), needNotify(%d)", 1575 (long long)seekTimeUs, 1576 seekTimeUs / 1E6, 1577 needNotify); 1578 1579 if (mSource == NULL) { 1580 // This happens when reset occurs right before the loop mode 1581 // asynchronously seeks to the start of the stream. 1582 LOG_ALWAYS_FATAL_IF(mAudioDecoder != NULL || mVideoDecoder != NULL, 1583 "mSource is NULL and decoders not NULL audio(%p) video(%p)", 1584 mAudioDecoder.get(), mVideoDecoder.get()); 1585 return; 1586 } 1587 mSource->seekTo(seekTimeUs); 1588 ++mTimedTextGeneration; 1589 1590 // everything's flushed, continue playback. 1591} 1592 1593void NuPlayer::performDecoderFlush(FlushCommand audio, FlushCommand video) { 1594 ALOGV("performDecoderFlush audio=%d, video=%d", audio, video); 1595 1596 if ((audio == FLUSH_CMD_NONE || mAudioDecoder == NULL) 1597 && (video == FLUSH_CMD_NONE || mVideoDecoder == NULL)) { 1598 return; 1599 } 1600 1601 if (audio != FLUSH_CMD_NONE && mAudioDecoder != NULL) { 1602 flushDecoder(true /* audio */, (audio == FLUSH_CMD_SHUTDOWN)); 1603 } 1604 1605 if (video != FLUSH_CMD_NONE && mVideoDecoder != NULL) { 1606 flushDecoder(false /* audio */, (video == FLUSH_CMD_SHUTDOWN)); 1607 } 1608} 1609 1610void NuPlayer::performReset() { 1611 ALOGV("performReset"); 1612 1613 CHECK(mAudioDecoder == NULL); 1614 CHECK(mVideoDecoder == NULL); 1615 1616 cancelPollDuration(); 1617 1618 ++mScanSourcesGeneration; 1619 mScanSourcesPending = false; 1620 1621 if (mRendererLooper != NULL) { 1622 if (mRenderer != NULL) { 1623 mRendererLooper->unregisterHandler(mRenderer->id()); 1624 } 1625 mRendererLooper->stop(); 1626 mRendererLooper.clear(); 1627 } 1628 mRenderer.clear(); 1629 ++mRendererGeneration; 1630 1631 if (mSource != NULL) { 1632 mSource->stop(); 1633 1634 mSource.clear(); 1635 } 1636 1637 if (mDriver != NULL) { 1638 sp<NuPlayerDriver> driver = mDriver.promote(); 1639 if (driver != NULL) { 1640 driver->notifyResetComplete(); 1641 } 1642 } 1643 1644 mStarted = false; 1645} 1646 1647void NuPlayer::performScanSources() { 1648 ALOGV("performScanSources"); 1649 1650 if (!mStarted) { 1651 return; 1652 } 1653 1654 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1655 postScanSources(); 1656 } 1657} 1658 1659void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) { 1660 ALOGV("performSetSurface"); 1661 1662 mNativeWindow = wrapper; 1663 1664 // XXX - ignore error from setVideoScalingMode for now 1665 setVideoScalingMode(mVideoScalingMode); 1666 1667 if (mDriver != NULL) { 1668 sp<NuPlayerDriver> driver = mDriver.promote(); 1669 if (driver != NULL) { 1670 driver->notifySetSurfaceComplete(); 1671 } 1672 } 1673} 1674 1675void NuPlayer::performResumeDecoders(bool needNotify) { 1676 if (needNotify) { 1677 mResumePending = true; 1678 if (mVideoDecoder == NULL) { 1679 // if audio-only, we can notify seek complete now, 1680 // as the resume operation will be relatively fast. 1681 finishResume(); 1682 } 1683 } 1684 1685 if (mVideoDecoder != NULL) { 1686 // When there is continuous seek, MediaPlayer will cache the seek 1687 // position, and send down new seek request when previous seek is 1688 // complete. Let's wait for at least one video output frame before 1689 // notifying seek complete, so that the video thumbnail gets updated 1690 // when seekbar is dragged. 1691 mVideoDecoder->signalResume(needNotify); 1692 } 1693 1694 if (mAudioDecoder != NULL) { 1695 mAudioDecoder->signalResume(false /* needNotify */); 1696 } 1697} 1698 1699void NuPlayer::finishResume() { 1700 if (mResumePending) { 1701 mResumePending = false; 1702 if (mDriver != NULL) { 1703 sp<NuPlayerDriver> driver = mDriver.promote(); 1704 if (driver != NULL) { 1705 driver->notifySeekComplete(); 1706 } 1707 } 1708 } 1709} 1710 1711void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1712 int32_t what; 1713 CHECK(msg->findInt32("what", &what)); 1714 1715 switch (what) { 1716 case Source::kWhatInstantiateSecureDecoders: 1717 { 1718 if (mSource == NULL) { 1719 // This is a stale notification from a source that was 1720 // asynchronously preparing when the client called reset(). 1721 // We handled the reset, the source is gone. 1722 break; 1723 } 1724 1725 sp<AMessage> reply; 1726 CHECK(msg->findMessage("reply", &reply)); 1727 status_t err = onInstantiateSecureDecoders(); 1728 reply->setInt32("err", err); 1729 reply->post(); 1730 break; 1731 } 1732 1733 case Source::kWhatPrepared: 1734 { 1735 if (mSource == NULL) { 1736 // This is a stale notification from a source that was 1737 // asynchronously preparing when the client called reset(). 1738 // We handled the reset, the source is gone. 1739 break; 1740 } 1741 1742 int32_t err; 1743 CHECK(msg->findInt32("err", &err)); 1744 1745 if (err != OK) { 1746 // shut down potential secure codecs in case client never calls reset 1747 mDeferredActions.push_back( 1748 new FlushDecoderAction(FLUSH_CMD_SHUTDOWN /* audio */, 1749 FLUSH_CMD_SHUTDOWN /* video */)); 1750 processDeferredActions(); 1751 } 1752 1753 sp<NuPlayerDriver> driver = mDriver.promote(); 1754 if (driver != NULL) { 1755 // notify duration first, so that it's definitely set when 1756 // the app received the "prepare complete" callback. 1757 int64_t durationUs; 1758 if (mSource->getDuration(&durationUs) == OK) { 1759 driver->notifyDuration(durationUs); 1760 } 1761 driver->notifyPrepareCompleted(err); 1762 } 1763 1764 break; 1765 } 1766 1767 case Source::kWhatFlagsChanged: 1768 { 1769 uint32_t flags; 1770 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 1771 1772 sp<NuPlayerDriver> driver = mDriver.promote(); 1773 if (driver != NULL) { 1774 if ((flags & NuPlayer::Source::FLAG_CAN_SEEK) == 0) { 1775 driver->notifyListener( 1776 MEDIA_INFO, MEDIA_INFO_NOT_SEEKABLE, 0); 1777 } 1778 driver->notifyFlagsChanged(flags); 1779 } 1780 1781 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1782 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 1783 cancelPollDuration(); 1784 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1785 && (flags & Source::FLAG_DYNAMIC_DURATION) 1786 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 1787 schedulePollDuration(); 1788 } 1789 1790 mSourceFlags = flags; 1791 break; 1792 } 1793 1794 case Source::kWhatVideoSizeChanged: 1795 { 1796 sp<AMessage> format; 1797 CHECK(msg->findMessage("format", &format)); 1798 1799 updateVideoSize(format); 1800 break; 1801 } 1802 1803 case Source::kWhatBufferingUpdate: 1804 { 1805 int32_t percentage; 1806 CHECK(msg->findInt32("percentage", &percentage)); 1807 1808 notifyListener(MEDIA_BUFFERING_UPDATE, percentage, 0); 1809 break; 1810 } 1811 1812 case Source::kWhatPauseOnBufferingStart: 1813 { 1814 // ignore if not playing 1815 if (mStarted && !mPausedByClient) { 1816 ALOGI("buffer low, pausing..."); 1817 1818 onPause(); 1819 } 1820 // fall-thru 1821 } 1822 1823 case Source::kWhatBufferingStart: 1824 { 1825 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 1826 break; 1827 } 1828 1829 case Source::kWhatResumeOnBufferingEnd: 1830 { 1831 // ignore if not playing 1832 if (mStarted && !mPausedByClient) { 1833 ALOGI("buffer ready, resuming..."); 1834 1835 onResume(); 1836 } 1837 // fall-thru 1838 } 1839 1840 case Source::kWhatBufferingEnd: 1841 { 1842 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 1843 break; 1844 } 1845 1846 case Source::kWhatCacheStats: 1847 { 1848 int32_t kbps; 1849 CHECK(msg->findInt32("bandwidth", &kbps)); 1850 1851 notifyListener(MEDIA_INFO, MEDIA_INFO_NETWORK_BANDWIDTH, kbps); 1852 break; 1853 } 1854 1855 case Source::kWhatSubtitleData: 1856 { 1857 sp<ABuffer> buffer; 1858 CHECK(msg->findBuffer("buffer", &buffer)); 1859 1860 sendSubtitleData(buffer, 0 /* baseIndex */); 1861 break; 1862 } 1863 1864 case Source::kWhatTimedMetaData: 1865 { 1866 sp<ABuffer> buffer; 1867 if (!msg->findBuffer("buffer", &buffer)) { 1868 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 1869 } else { 1870 sendTimedMetaData(buffer); 1871 } 1872 break; 1873 } 1874 1875 case Source::kWhatTimedTextData: 1876 { 1877 int32_t generation; 1878 if (msg->findInt32("generation", &generation) 1879 && generation != mTimedTextGeneration) { 1880 break; 1881 } 1882 1883 sp<ABuffer> buffer; 1884 CHECK(msg->findBuffer("buffer", &buffer)); 1885 1886 sp<NuPlayerDriver> driver = mDriver.promote(); 1887 if (driver == NULL) { 1888 break; 1889 } 1890 1891 int posMs; 1892 int64_t timeUs, posUs; 1893 driver->getCurrentPosition(&posMs); 1894 posUs = posMs * 1000; 1895 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1896 1897 if (posUs < timeUs) { 1898 if (!msg->findInt32("generation", &generation)) { 1899 msg->setInt32("generation", mTimedTextGeneration); 1900 } 1901 msg->post(timeUs - posUs); 1902 } else { 1903 sendTimedTextData(buffer); 1904 } 1905 break; 1906 } 1907 1908 case Source::kWhatQueueDecoderShutdown: 1909 { 1910 int32_t audio, video; 1911 CHECK(msg->findInt32("audio", &audio)); 1912 CHECK(msg->findInt32("video", &video)); 1913 1914 sp<AMessage> reply; 1915 CHECK(msg->findMessage("reply", &reply)); 1916 1917 queueDecoderShutdown(audio, video, reply); 1918 break; 1919 } 1920 1921 case Source::kWhatDrmNoLicense: 1922 { 1923 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE); 1924 break; 1925 } 1926 1927 default: 1928 TRESPASS(); 1929 } 1930} 1931 1932void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 1933 int32_t what; 1934 CHECK(msg->findInt32("what", &what)); 1935 1936 switch (what) { 1937 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 1938 { 1939 sp<ABuffer> buffer; 1940 CHECK(msg->findBuffer("buffer", &buffer)); 1941 1942 size_t inbandTracks = 0; 1943 if (mSource != NULL) { 1944 inbandTracks = mSource->getTrackCount(); 1945 } 1946 1947 sendSubtitleData(buffer, inbandTracks); 1948 break; 1949 } 1950 1951 case NuPlayer::CCDecoder::kWhatTrackAdded: 1952 { 1953 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 1954 1955 break; 1956 } 1957 1958 default: 1959 TRESPASS(); 1960 } 1961 1962 1963} 1964 1965void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 1966 int32_t trackIndex; 1967 int64_t timeUs, durationUs; 1968 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 1969 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1970 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 1971 1972 Parcel in; 1973 in.writeInt32(trackIndex + baseIndex); 1974 in.writeInt64(timeUs); 1975 in.writeInt64(durationUs); 1976 in.writeInt32(buffer->size()); 1977 in.writeInt32(buffer->size()); 1978 in.write(buffer->data(), buffer->size()); 1979 1980 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 1981} 1982 1983void NuPlayer::sendTimedMetaData(const sp<ABuffer> &buffer) { 1984 int64_t timeUs; 1985 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1986 1987 Parcel in; 1988 in.writeInt64(timeUs); 1989 in.writeInt32(buffer->size()); 1990 in.writeInt32(buffer->size()); 1991 in.write(buffer->data(), buffer->size()); 1992 1993 notifyListener(MEDIA_META_DATA, 0, 0, &in); 1994} 1995 1996void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 1997 const void *data; 1998 size_t size = 0; 1999 int64_t timeUs; 2000 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 2001 2002 AString mime; 2003 CHECK(buffer->meta()->findString("mime", &mime)); 2004 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 2005 2006 data = buffer->data(); 2007 size = buffer->size(); 2008 2009 Parcel parcel; 2010 if (size > 0) { 2011 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 2012 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 2013 TextDescriptions::getParcelOfDescriptions( 2014 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 2015 } 2016 2017 if ((parcel.dataSize() > 0)) { 2018 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 2019 } else { // send an empty timed text 2020 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 2021 } 2022} 2023//////////////////////////////////////////////////////////////////////////////// 2024 2025sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 2026 sp<MetaData> meta = getFormatMeta(audio); 2027 2028 if (meta == NULL) { 2029 return NULL; 2030 } 2031 2032 sp<AMessage> msg = new AMessage; 2033 2034 if(convertMetaDataToMessage(meta, &msg) == OK) { 2035 return msg; 2036 } 2037 return NULL; 2038} 2039 2040void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 2041 sp<AMessage> notify = dupNotify(); 2042 notify->setInt32("what", kWhatFlagsChanged); 2043 notify->setInt32("flags", flags); 2044 notify->post(); 2045} 2046 2047void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) { 2048 sp<AMessage> notify = dupNotify(); 2049 notify->setInt32("what", kWhatVideoSizeChanged); 2050 notify->setMessage("format", format); 2051 notify->post(); 2052} 2053 2054void NuPlayer::Source::notifyPrepared(status_t err) { 2055 sp<AMessage> notify = dupNotify(); 2056 notify->setInt32("what", kWhatPrepared); 2057 notify->setInt32("err", err); 2058 notify->post(); 2059} 2060 2061void NuPlayer::Source::notifyInstantiateSecureDecoders(const sp<AMessage> &reply) { 2062 sp<AMessage> notify = dupNotify(); 2063 notify->setInt32("what", kWhatInstantiateSecureDecoders); 2064 notify->setMessage("reply", reply); 2065 notify->post(); 2066} 2067 2068void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 2069 TRESPASS(); 2070} 2071 2072} // namespace android 2073