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