NuPlayer.cpp revision 99f31604136d66ae10e20669fb6b5716f342bde0
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 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 int32_t cropLeft, cropTop, cropRight, cropBottom; 1340 1341 if (outputFormat != NULL) { 1342 int32_t width, height; 1343 CHECK(outputFormat->findInt32("width", &width)); 1344 CHECK(outputFormat->findInt32("height", &height)); 1345 1346 int32_t cropLeft, cropTop, cropRight, cropBottom; 1347 CHECK(outputFormat->findRect( 1348 "crop", 1349 &cropLeft, &cropTop, &cropRight, &cropBottom)); 1350 1351 displayWidth = cropRight - cropLeft + 1; 1352 displayHeight = cropBottom - cropTop + 1; 1353 1354 ALOGV("Video output format changed to %d x %d " 1355 "(crop: %d x %d @ (%d, %d))", 1356 width, height, 1357 displayWidth, 1358 displayHeight, 1359 cropLeft, cropTop); 1360 } else { 1361 CHECK(inputFormat->findInt32("width", &displayWidth)); 1362 CHECK(inputFormat->findInt32("height", &displayHeight)); 1363 1364 ALOGV("Video input format %d x %d", displayWidth, displayHeight); 1365 } 1366 1367 // Take into account sample aspect ratio if necessary: 1368 int32_t sarWidth, sarHeight; 1369 if (inputFormat->findInt32("sar-width", &sarWidth) 1370 && inputFormat->findInt32("sar-height", &sarHeight)) { 1371 ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight); 1372 1373 displayWidth = (displayWidth * sarWidth) / sarHeight; 1374 1375 ALOGV("display dimensions %d x %d", displayWidth, displayHeight); 1376 } 1377 1378 int32_t rotationDegrees; 1379 if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) { 1380 rotationDegrees = 0; 1381 } 1382 1383 if (rotationDegrees == 90 || rotationDegrees == 270) { 1384 int32_t tmp = displayWidth; 1385 displayWidth = displayHeight; 1386 displayHeight = tmp; 1387 } 1388 1389 notifyListener( 1390 MEDIA_SET_VIDEO_SIZE, 1391 displayWidth, 1392 displayHeight); 1393} 1394 1395void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) { 1396 if (mDriver == NULL) { 1397 return; 1398 } 1399 1400 sp<NuPlayerDriver> driver = mDriver.promote(); 1401 1402 if (driver == NULL) { 1403 return; 1404 } 1405 1406 driver->notifyListener(msg, ext1, ext2, in); 1407} 1408 1409void NuPlayer::flushDecoder(bool audio, bool needShutdown) { 1410 ALOGV("[%s] flushDecoder needShutdown=%d", 1411 audio ? "audio" : "video", needShutdown); 1412 1413 const sp<DecoderBase> &decoder = getDecoder(audio); 1414 if (decoder == NULL) { 1415 ALOGI("flushDecoder %s without decoder present", 1416 audio ? "audio" : "video"); 1417 return; 1418 } 1419 1420 // Make sure we don't continue to scan sources until we finish flushing. 1421 ++mScanSourcesGeneration; 1422 mScanSourcesPending = false; 1423 1424 decoder->signalFlush(); 1425 1426 FlushStatus newStatus = 1427 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 1428 1429 mFlushComplete[audio][false /* isDecoder */] = (mRenderer == NULL); 1430 mFlushComplete[audio][true /* isDecoder */] = false; 1431 if (audio) { 1432 ALOGE_IF(mFlushingAudio != NONE, 1433 "audio flushDecoder() is called in state %d", mFlushingAudio); 1434 mFlushingAudio = newStatus; 1435 } else { 1436 ALOGE_IF(mFlushingVideo != NONE, 1437 "video flushDecoder() is called in state %d", mFlushingVideo); 1438 mFlushingVideo = newStatus; 1439 } 1440} 1441 1442void NuPlayer::queueDecoderShutdown( 1443 bool audio, bool video, const sp<AMessage> &reply) { 1444 ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video); 1445 1446 mDeferredActions.push_back( 1447 new FlushDecoderAction( 1448 audio ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE, 1449 video ? FLUSH_CMD_SHUTDOWN : FLUSH_CMD_NONE)); 1450 1451 mDeferredActions.push_back( 1452 new SimpleAction(&NuPlayer::performScanSources)); 1453 1454 mDeferredActions.push_back(new PostMessageAction(reply)); 1455 1456 processDeferredActions(); 1457} 1458 1459status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1460 mVideoScalingMode = mode; 1461 if (mNativeWindow != NULL) { 1462 status_t ret = native_window_set_scaling_mode( 1463 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1464 if (ret != OK) { 1465 ALOGE("Failed to set scaling mode (%d): %s", 1466 -ret, strerror(-ret)); 1467 return ret; 1468 } 1469 } 1470 return OK; 1471} 1472 1473status_t NuPlayer::getTrackInfo(Parcel* reply) const { 1474 sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, this); 1475 msg->setPointer("reply", reply); 1476 1477 sp<AMessage> response; 1478 status_t err = msg->postAndAwaitResponse(&response); 1479 return err; 1480} 1481 1482status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const { 1483 sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, this); 1484 msg->setPointer("reply", reply); 1485 msg->setInt32("type", type); 1486 1487 sp<AMessage> response; 1488 status_t err = msg->postAndAwaitResponse(&response); 1489 if (err == OK && response != NULL) { 1490 CHECK(response->findInt32("err", &err)); 1491 } 1492 return err; 1493} 1494 1495status_t NuPlayer::selectTrack(size_t trackIndex, bool select, int64_t timeUs) { 1496 sp<AMessage> msg = new AMessage(kWhatSelectTrack, this); 1497 msg->setSize("trackIndex", trackIndex); 1498 msg->setInt32("select", select); 1499 msg->setInt64("timeUs", timeUs); 1500 1501 sp<AMessage> response; 1502 status_t err = msg->postAndAwaitResponse(&response); 1503 1504 if (err != OK) { 1505 return err; 1506 } 1507 1508 if (!response->findInt32("err", &err)) { 1509 err = OK; 1510 } 1511 1512 return err; 1513} 1514 1515status_t NuPlayer::getCurrentPosition(int64_t *mediaUs) { 1516 sp<Renderer> renderer = mRenderer; 1517 if (renderer == NULL) { 1518 return NO_INIT; 1519 } 1520 1521 return renderer->getCurrentPosition(mediaUs); 1522} 1523 1524void NuPlayer::getStats(int64_t *numFramesTotal, int64_t *numFramesDropped) { 1525 sp<DecoderBase> decoder = getDecoder(false /* audio */); 1526 if (decoder != NULL) { 1527 decoder->getStats(numFramesTotal, numFramesDropped); 1528 } else { 1529 *numFramesTotal = 0; 1530 *numFramesDropped = 0; 1531 } 1532} 1533 1534sp<MetaData> NuPlayer::getFileMeta() { 1535 return mSource->getFileFormatMeta(); 1536} 1537 1538void NuPlayer::schedulePollDuration() { 1539 sp<AMessage> msg = new AMessage(kWhatPollDuration, this); 1540 msg->setInt32("generation", mPollDurationGeneration); 1541 msg->post(); 1542} 1543 1544void NuPlayer::cancelPollDuration() { 1545 ++mPollDurationGeneration; 1546} 1547 1548void NuPlayer::processDeferredActions() { 1549 while (!mDeferredActions.empty()) { 1550 // We won't execute any deferred actions until we're no longer in 1551 // an intermediate state, i.e. one more more decoders are currently 1552 // flushing or shutting down. 1553 1554 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 1555 // We're currently flushing, postpone the reset until that's 1556 // completed. 1557 1558 ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d", 1559 mFlushingAudio, mFlushingVideo); 1560 1561 break; 1562 } 1563 1564 sp<Action> action = *mDeferredActions.begin(); 1565 mDeferredActions.erase(mDeferredActions.begin()); 1566 1567 action->execute(this); 1568 } 1569} 1570 1571void NuPlayer::performSeek(int64_t seekTimeUs, bool needNotify) { 1572 ALOGV("performSeek seekTimeUs=%lld us (%.2f secs), needNotify(%d)", 1573 seekTimeUs, 1574 seekTimeUs / 1E6, 1575 needNotify); 1576 1577 if (mSource == NULL) { 1578 // This happens when reset occurs right before the loop mode 1579 // asynchronously seeks to the start of the stream. 1580 LOG_ALWAYS_FATAL_IF(mAudioDecoder != NULL || mVideoDecoder != NULL, 1581 "mSource is NULL and decoders not NULL audio(%p) video(%p)", 1582 mAudioDecoder.get(), mVideoDecoder.get()); 1583 return; 1584 } 1585 mSource->seekTo(seekTimeUs); 1586 ++mTimedTextGeneration; 1587 1588 // everything's flushed, continue playback. 1589} 1590 1591void NuPlayer::performDecoderFlush(FlushCommand audio, FlushCommand video) { 1592 ALOGV("performDecoderFlush audio=%d, video=%d", audio, video); 1593 1594 if ((audio == FLUSH_CMD_NONE || mAudioDecoder == NULL) 1595 && (video == FLUSH_CMD_NONE || mVideoDecoder == NULL)) { 1596 return; 1597 } 1598 1599 if (audio != FLUSH_CMD_NONE && mAudioDecoder != NULL) { 1600 flushDecoder(true /* audio */, (audio == FLUSH_CMD_SHUTDOWN)); 1601 } 1602 1603 if (video != FLUSH_CMD_NONE && mVideoDecoder != NULL) { 1604 flushDecoder(false /* audio */, (video == FLUSH_CMD_SHUTDOWN)); 1605 } 1606} 1607 1608void NuPlayer::performReset() { 1609 ALOGV("performReset"); 1610 1611 CHECK(mAudioDecoder == NULL); 1612 CHECK(mVideoDecoder == NULL); 1613 1614 cancelPollDuration(); 1615 1616 ++mScanSourcesGeneration; 1617 mScanSourcesPending = false; 1618 1619 if (mRendererLooper != NULL) { 1620 if (mRenderer != NULL) { 1621 mRendererLooper->unregisterHandler(mRenderer->id()); 1622 } 1623 mRendererLooper->stop(); 1624 mRendererLooper.clear(); 1625 } 1626 mRenderer.clear(); 1627 ++mRendererGeneration; 1628 1629 if (mSource != NULL) { 1630 mSource->stop(); 1631 1632 mSource.clear(); 1633 } 1634 1635 if (mDriver != NULL) { 1636 sp<NuPlayerDriver> driver = mDriver.promote(); 1637 if (driver != NULL) { 1638 driver->notifyResetComplete(); 1639 } 1640 } 1641 1642 mStarted = false; 1643} 1644 1645void NuPlayer::performScanSources() { 1646 ALOGV("performScanSources"); 1647 1648 if (!mStarted) { 1649 return; 1650 } 1651 1652 if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 1653 postScanSources(); 1654 } 1655} 1656 1657void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) { 1658 ALOGV("performSetSurface"); 1659 1660 mNativeWindow = wrapper; 1661 1662 // XXX - ignore error from setVideoScalingMode for now 1663 setVideoScalingMode(mVideoScalingMode); 1664 1665 if (mDriver != NULL) { 1666 sp<NuPlayerDriver> driver = mDriver.promote(); 1667 if (driver != NULL) { 1668 driver->notifySetSurfaceComplete(); 1669 } 1670 } 1671} 1672 1673void NuPlayer::performResumeDecoders(bool needNotify) { 1674 if (needNotify) { 1675 mResumePending = true; 1676 if (mVideoDecoder == NULL) { 1677 // if audio-only, we can notify seek complete now, 1678 // as the resume operation will be relatively fast. 1679 finishResume(); 1680 } 1681 } 1682 1683 if (mVideoDecoder != NULL) { 1684 // When there is continuous seek, MediaPlayer will cache the seek 1685 // position, and send down new seek request when previous seek is 1686 // complete. Let's wait for at least one video output frame before 1687 // notifying seek complete, so that the video thumbnail gets updated 1688 // when seekbar is dragged. 1689 mVideoDecoder->signalResume(needNotify); 1690 } 1691 1692 if (mAudioDecoder != NULL) { 1693 mAudioDecoder->signalResume(false /* needNotify */); 1694 } 1695} 1696 1697void NuPlayer::finishResume() { 1698 if (mResumePending) { 1699 mResumePending = false; 1700 if (mDriver != NULL) { 1701 sp<NuPlayerDriver> driver = mDriver.promote(); 1702 if (driver != NULL) { 1703 driver->notifySeekComplete(); 1704 } 1705 } 1706 } 1707} 1708 1709void NuPlayer::onSourceNotify(const sp<AMessage> &msg) { 1710 int32_t what; 1711 CHECK(msg->findInt32("what", &what)); 1712 1713 switch (what) { 1714 case Source::kWhatInstantiateSecureDecoders: 1715 { 1716 if (mSource == NULL) { 1717 // This is a stale notification from a source that was 1718 // asynchronously preparing when the client called reset(). 1719 // We handled the reset, the source is gone. 1720 break; 1721 } 1722 1723 sp<AMessage> reply; 1724 CHECK(msg->findMessage("reply", &reply)); 1725 status_t err = onInstantiateSecureDecoders(); 1726 reply->setInt32("err", err); 1727 reply->post(); 1728 break; 1729 } 1730 1731 case Source::kWhatPrepared: 1732 { 1733 if (mSource == NULL) { 1734 // This is a stale notification from a source that was 1735 // asynchronously preparing when the client called reset(). 1736 // We handled the reset, the source is gone. 1737 break; 1738 } 1739 1740 int32_t err; 1741 CHECK(msg->findInt32("err", &err)); 1742 1743 if (err != OK) { 1744 // shut down potential secure codecs in case client never calls reset 1745 mDeferredActions.push_back( 1746 new FlushDecoderAction(FLUSH_CMD_SHUTDOWN /* audio */, 1747 FLUSH_CMD_SHUTDOWN /* video */)); 1748 processDeferredActions(); 1749 } 1750 1751 sp<NuPlayerDriver> driver = mDriver.promote(); 1752 if (driver != NULL) { 1753 // notify duration first, so that it's definitely set when 1754 // the app received the "prepare complete" callback. 1755 int64_t durationUs; 1756 if (mSource->getDuration(&durationUs) == OK) { 1757 driver->notifyDuration(durationUs); 1758 } 1759 driver->notifyPrepareCompleted(err); 1760 } 1761 1762 break; 1763 } 1764 1765 case Source::kWhatFlagsChanged: 1766 { 1767 uint32_t flags; 1768 CHECK(msg->findInt32("flags", (int32_t *)&flags)); 1769 1770 sp<NuPlayerDriver> driver = mDriver.promote(); 1771 if (driver != NULL) { 1772 if ((flags & NuPlayer::Source::FLAG_CAN_SEEK) == 0) { 1773 driver->notifyListener( 1774 MEDIA_INFO, MEDIA_INFO_NOT_SEEKABLE, 0); 1775 } 1776 driver->notifyFlagsChanged(flags); 1777 } 1778 1779 if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1780 && (!(flags & Source::FLAG_DYNAMIC_DURATION))) { 1781 cancelPollDuration(); 1782 } else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION) 1783 && (flags & Source::FLAG_DYNAMIC_DURATION) 1784 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 1785 schedulePollDuration(); 1786 } 1787 1788 mSourceFlags = flags; 1789 break; 1790 } 1791 1792 case Source::kWhatVideoSizeChanged: 1793 { 1794 sp<AMessage> format; 1795 CHECK(msg->findMessage("format", &format)); 1796 1797 updateVideoSize(format); 1798 break; 1799 } 1800 1801 case Source::kWhatBufferingUpdate: 1802 { 1803 int32_t percentage; 1804 CHECK(msg->findInt32("percentage", &percentage)); 1805 1806 notifyListener(MEDIA_BUFFERING_UPDATE, percentage, 0); 1807 break; 1808 } 1809 1810 case Source::kWhatPauseOnBufferingStart: 1811 { 1812 // ignore if not playing 1813 if (mStarted && !mPausedByClient) { 1814 ALOGI("buffer low, pausing..."); 1815 1816 onPause(); 1817 } 1818 // fall-thru 1819 } 1820 1821 case Source::kWhatBufferingStart: 1822 { 1823 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0); 1824 break; 1825 } 1826 1827 case Source::kWhatResumeOnBufferingEnd: 1828 { 1829 // ignore if not playing 1830 if (mStarted && !mPausedByClient) { 1831 ALOGI("buffer ready, resuming..."); 1832 1833 onResume(); 1834 } 1835 // fall-thru 1836 } 1837 1838 case Source::kWhatBufferingEnd: 1839 { 1840 notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0); 1841 break; 1842 } 1843 1844 case Source::kWhatCacheStats: 1845 { 1846 int32_t kbps; 1847 CHECK(msg->findInt32("bandwidth", &kbps)); 1848 1849 notifyListener(MEDIA_INFO, MEDIA_INFO_NETWORK_BANDWIDTH, kbps); 1850 break; 1851 } 1852 1853 case Source::kWhatSubtitleData: 1854 { 1855 sp<ABuffer> buffer; 1856 CHECK(msg->findBuffer("buffer", &buffer)); 1857 1858 sendSubtitleData(buffer, 0 /* baseIndex */); 1859 break; 1860 } 1861 1862 case Source::kWhatTimedTextData: 1863 { 1864 int32_t generation; 1865 if (msg->findInt32("generation", &generation) 1866 && generation != mTimedTextGeneration) { 1867 break; 1868 } 1869 1870 sp<ABuffer> buffer; 1871 CHECK(msg->findBuffer("buffer", &buffer)); 1872 1873 sp<NuPlayerDriver> driver = mDriver.promote(); 1874 if (driver == NULL) { 1875 break; 1876 } 1877 1878 int posMs; 1879 int64_t timeUs, posUs; 1880 driver->getCurrentPosition(&posMs); 1881 posUs = posMs * 1000; 1882 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1883 1884 if (posUs < timeUs) { 1885 if (!msg->findInt32("generation", &generation)) { 1886 msg->setInt32("generation", mTimedTextGeneration); 1887 } 1888 msg->post(timeUs - posUs); 1889 } else { 1890 sendTimedTextData(buffer); 1891 } 1892 break; 1893 } 1894 1895 case Source::kWhatQueueDecoderShutdown: 1896 { 1897 int32_t audio, video; 1898 CHECK(msg->findInt32("audio", &audio)); 1899 CHECK(msg->findInt32("video", &video)); 1900 1901 sp<AMessage> reply; 1902 CHECK(msg->findMessage("reply", &reply)); 1903 1904 queueDecoderShutdown(audio, video, reply); 1905 break; 1906 } 1907 1908 case Source::kWhatDrmNoLicense: 1909 { 1910 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE); 1911 break; 1912 } 1913 1914 default: 1915 TRESPASS(); 1916 } 1917} 1918 1919void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) { 1920 int32_t what; 1921 CHECK(msg->findInt32("what", &what)); 1922 1923 switch (what) { 1924 case NuPlayer::CCDecoder::kWhatClosedCaptionData: 1925 { 1926 sp<ABuffer> buffer; 1927 CHECK(msg->findBuffer("buffer", &buffer)); 1928 1929 size_t inbandTracks = 0; 1930 if (mSource != NULL) { 1931 inbandTracks = mSource->getTrackCount(); 1932 } 1933 1934 sendSubtitleData(buffer, inbandTracks); 1935 break; 1936 } 1937 1938 case NuPlayer::CCDecoder::kWhatTrackAdded: 1939 { 1940 notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0); 1941 1942 break; 1943 } 1944 1945 default: 1946 TRESPASS(); 1947 } 1948 1949 1950} 1951 1952void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) { 1953 int32_t trackIndex; 1954 int64_t timeUs, durationUs; 1955 CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex)); 1956 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1957 CHECK(buffer->meta()->findInt64("durationUs", &durationUs)); 1958 1959 Parcel in; 1960 in.writeInt32(trackIndex + baseIndex); 1961 in.writeInt64(timeUs); 1962 in.writeInt64(durationUs); 1963 in.writeInt32(buffer->size()); 1964 in.writeInt32(buffer->size()); 1965 in.write(buffer->data(), buffer->size()); 1966 1967 notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in); 1968} 1969 1970void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) { 1971 const void *data; 1972 size_t size = 0; 1973 int64_t timeUs; 1974 int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS; 1975 1976 AString mime; 1977 CHECK(buffer->meta()->findString("mime", &mime)); 1978 CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0); 1979 1980 data = buffer->data(); 1981 size = buffer->size(); 1982 1983 Parcel parcel; 1984 if (size > 0) { 1985 CHECK(buffer->meta()->findInt64("timeUs", &timeUs)); 1986 flag |= TextDescriptions::IN_BAND_TEXT_3GPP; 1987 TextDescriptions::getParcelOfDescriptions( 1988 (const uint8_t *)data, size, flag, timeUs / 1000, &parcel); 1989 } 1990 1991 if ((parcel.dataSize() > 0)) { 1992 notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel); 1993 } else { // send an empty timed text 1994 notifyListener(MEDIA_TIMED_TEXT, 0, 0); 1995 } 1996} 1997//////////////////////////////////////////////////////////////////////////////// 1998 1999sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 2000 sp<MetaData> meta = getFormatMeta(audio); 2001 2002 if (meta == NULL) { 2003 return NULL; 2004 } 2005 2006 sp<AMessage> msg = new AMessage; 2007 2008 if(convertMetaDataToMessage(meta, &msg) == OK) { 2009 return msg; 2010 } 2011 return NULL; 2012} 2013 2014void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) { 2015 sp<AMessage> notify = dupNotify(); 2016 notify->setInt32("what", kWhatFlagsChanged); 2017 notify->setInt32("flags", flags); 2018 notify->post(); 2019} 2020 2021void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) { 2022 sp<AMessage> notify = dupNotify(); 2023 notify->setInt32("what", kWhatVideoSizeChanged); 2024 notify->setMessage("format", format); 2025 notify->post(); 2026} 2027 2028void NuPlayer::Source::notifyPrepared(status_t err) { 2029 sp<AMessage> notify = dupNotify(); 2030 notify->setInt32("what", kWhatPrepared); 2031 notify->setInt32("err", err); 2032 notify->post(); 2033} 2034 2035void NuPlayer::Source::notifyInstantiateSecureDecoders(const sp<AMessage> &reply) { 2036 sp<AMessage> notify = dupNotify(); 2037 notify->setInt32("what", kWhatInstantiateSecureDecoders); 2038 notify->setMessage("reply", reply); 2039 notify->post(); 2040} 2041 2042void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) { 2043 TRESPASS(); 2044} 2045 2046} // namespace android 2047