NuPlayer.cpp revision 1bfcf04b27bdd5320ab70b74285b855380e83f26
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17//#define LOG_NDEBUG 0 18#define LOG_TAG "NuPlayer" 19#include <utils/Log.h> 20 21#include "NuPlayer.h" 22 23#include "HTTPLiveSource.h" 24#include "NuPlayerDecoder.h" 25#include "NuPlayerDriver.h" 26#include "NuPlayerRenderer.h" 27#include "NuPlayerSource.h" 28#include "RTSPSource.h" 29#include "StreamingSource.h" 30#include "GenericSource.h" 31#include "mp4/MP4Source.h" 32 33#include "ATSParser.h" 34 35#include <cutils/properties.h> // for property_get 36#include <media/stagefright/foundation/hexdump.h> 37#include <media/stagefright/foundation/ABuffer.h> 38#include <media/stagefright/foundation/ADebug.h> 39#include <media/stagefright/foundation/AMessage.h> 40#include <media/stagefright/ACodec.h> 41#include <media/stagefright/MediaDefs.h> 42#include <media/stagefright/MediaErrors.h> 43#include <media/stagefright/MetaData.h> 44#include <gui/ISurfaceTexture.h> 45 46#include "avc_utils.h" 47 48#include "ESDS.h" 49#include <media/stagefright/Utils.h> 50 51namespace android { 52 53//////////////////////////////////////////////////////////////////////////////// 54 55NuPlayer::NuPlayer() 56 : mUIDValid(false), 57 mVideoIsAVC(false), 58 mAudioEOS(false), 59 mVideoEOS(false), 60 mScanSourcesPending(false), 61 mScanSourcesGeneration(0), 62 mPollDurationGeneration(0), 63 mTimeDiscontinuityPending(false), 64 mFlushingAudio(NONE), 65 mFlushingVideo(NONE), 66 mResetInProgress(false), 67 mResetPostponed(false), 68 mSkipRenderingAudioUntilMediaTimeUs(-1ll), 69 mSkipRenderingVideoUntilMediaTimeUs(-1ll), 70 mVideoLateByUs(0ll), 71 mNumFramesTotal(0ll), 72 mNumFramesDropped(0ll), 73 mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW) { 74} 75 76NuPlayer::~NuPlayer() { 77} 78 79void NuPlayer::setUID(uid_t uid) { 80 mUIDValid = true; 81 mUID = uid; 82} 83 84void NuPlayer::setDriver(const wp<NuPlayerDriver> &driver) { 85 mDriver = driver; 86} 87 88void NuPlayer::setDataSource(const sp<IStreamSource> &source) { 89 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 90 91 char prop[PROPERTY_VALUE_MAX]; 92 if (property_get("media.stagefright.use-mp4source", prop, NULL) 93 && (!strcmp(prop, "1") || !strcasecmp(prop, "true"))) { 94 msg->setObject("source", new MP4Source(source)); 95 } else { 96 msg->setObject("source", new StreamingSource(source)); 97 } 98 99 msg->post(); 100} 101 102static bool IsHTTPLiveURL(const char *url) { 103 if (!strncasecmp("http://", url, 7) 104 || !strncasecmp("https://", url, 8)) { 105 size_t len = strlen(url); 106 if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) { 107 return true; 108 } 109 110 if (strstr(url,"m3u8")) { 111 return true; 112 } 113 } 114 115 return false; 116} 117 118void NuPlayer::setDataSource( 119 const char *url, const KeyedVector<String8, String8> *headers) { 120 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 121 122 sp<Source> source; 123 if (IsHTTPLiveURL(url)) { 124 source = new HTTPLiveSource(url, headers, mUIDValid, mUID); 125 } else if (!strncasecmp(url, "rtsp://", 7)) { 126 source = new RTSPSource(url, headers, mUIDValid, mUID); 127 } else { 128 source = new GenericSource(url, headers, mUIDValid, mUID); 129 } 130 131 msg->setObject("source", source); 132 msg->post(); 133} 134 135void NuPlayer::setDataSource(int fd, int64_t offset, int64_t length) { 136 sp<AMessage> msg = new AMessage(kWhatSetDataSource, id()); 137 138 sp<Source> source = new GenericSource(fd, offset, length); 139 msg->setObject("source", source); 140 msg->post(); 141} 142 143void NuPlayer::setVideoSurfaceTexture(const sp<ISurfaceTexture> &surfaceTexture) { 144 sp<AMessage> msg = new AMessage(kWhatSetVideoNativeWindow, id()); 145 sp<SurfaceTextureClient> surfaceTextureClient(surfaceTexture != NULL ? 146 new SurfaceTextureClient(surfaceTexture) : NULL); 147 msg->setObject("native-window", new NativeWindowWrapper(surfaceTextureClient)); 148 msg->post(); 149} 150 151void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) { 152 sp<AMessage> msg = new AMessage(kWhatSetAudioSink, id()); 153 msg->setObject("sink", sink); 154 msg->post(); 155} 156 157void NuPlayer::start() { 158 (new AMessage(kWhatStart, id()))->post(); 159} 160 161void NuPlayer::pause() { 162 (new AMessage(kWhatPause, id()))->post(); 163} 164 165void NuPlayer::resume() { 166 (new AMessage(kWhatResume, id()))->post(); 167} 168 169void NuPlayer::resetAsync() { 170 (new AMessage(kWhatReset, id()))->post(); 171} 172 173void NuPlayer::seekToAsync(int64_t seekTimeUs) { 174 sp<AMessage> msg = new AMessage(kWhatSeek, id()); 175 msg->setInt64("seekTimeUs", seekTimeUs); 176 msg->post(); 177} 178 179// static 180bool NuPlayer::IsFlushingState(FlushStatus state, bool *needShutdown) { 181 switch (state) { 182 case FLUSHING_DECODER: 183 if (needShutdown != NULL) { 184 *needShutdown = false; 185 } 186 return true; 187 188 case FLUSHING_DECODER_SHUTDOWN: 189 if (needShutdown != NULL) { 190 *needShutdown = true; 191 } 192 return true; 193 194 default: 195 return false; 196 } 197} 198 199void NuPlayer::onMessageReceived(const sp<AMessage> &msg) { 200 switch (msg->what()) { 201 case kWhatSetDataSource: 202 { 203 ALOGV("kWhatSetDataSource"); 204 205 CHECK(mSource == NULL); 206 207 sp<RefBase> obj; 208 CHECK(msg->findObject("source", &obj)); 209 210 mSource = static_cast<Source *>(obj.get()); 211 break; 212 } 213 214 case kWhatPollDuration: 215 { 216 int32_t generation; 217 CHECK(msg->findInt32("generation", &generation)); 218 219 if (generation != mPollDurationGeneration) { 220 // stale 221 break; 222 } 223 224 int64_t durationUs; 225 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 226 sp<NuPlayerDriver> driver = mDriver.promote(); 227 if (driver != NULL) { 228 driver->notifyDuration(durationUs); 229 } 230 } 231 232 msg->post(1000000ll); // poll again in a second. 233 break; 234 } 235 236 case kWhatSetVideoNativeWindow: 237 { 238 ALOGV("kWhatSetVideoNativeWindow"); 239 240 sp<RefBase> obj; 241 CHECK(msg->findObject("native-window", &obj)); 242 243 mNativeWindow = static_cast<NativeWindowWrapper *>(obj.get()); 244 245 // XXX - ignore error from setVideoScalingMode for now 246 setVideoScalingMode(mVideoScalingMode); 247 break; 248 } 249 250 case kWhatSetAudioSink: 251 { 252 ALOGV("kWhatSetAudioSink"); 253 254 sp<RefBase> obj; 255 CHECK(msg->findObject("sink", &obj)); 256 257 mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get()); 258 break; 259 } 260 261 case kWhatStart: 262 { 263 ALOGV("kWhatStart"); 264 265 mVideoIsAVC = false; 266 mAudioEOS = false; 267 mVideoEOS = false; 268 mSkipRenderingAudioUntilMediaTimeUs = -1; 269 mSkipRenderingVideoUntilMediaTimeUs = -1; 270 mVideoLateByUs = 0; 271 mNumFramesTotal = 0; 272 mNumFramesDropped = 0; 273 274 mSource->start(); 275 276 mRenderer = new Renderer( 277 mAudioSink, 278 new AMessage(kWhatRendererNotify, id())); 279 280 looper()->registerHandler(mRenderer); 281 282 postScanSources(); 283 break; 284 } 285 286 case kWhatScanSources: 287 { 288 int32_t generation; 289 CHECK(msg->findInt32("generation", &generation)); 290 if (generation != mScanSourcesGeneration) { 291 // Drop obsolete msg. 292 break; 293 } 294 295 mScanSourcesPending = false; 296 297 ALOGV("scanning sources haveAudio=%d, haveVideo=%d", 298 mAudioDecoder != NULL, mVideoDecoder != NULL); 299 300 bool mHadAnySourcesBefore = 301 (mAudioDecoder != NULL) || (mVideoDecoder != NULL); 302 303 if (mNativeWindow != NULL) { 304 instantiateDecoder(false, &mVideoDecoder); 305 } 306 307 if (mAudioSink != NULL) { 308 instantiateDecoder(true, &mAudioDecoder); 309 } 310 311 if (!mHadAnySourcesBefore 312 && (mAudioDecoder != NULL || mVideoDecoder != NULL)) { 313 // This is the first time we've found anything playable. 314 315 uint32_t flags = mSource->flags(); 316 317 if (flags & Source::FLAG_DYNAMIC_DURATION) { 318 schedulePollDuration(); 319 } 320 } 321 322 status_t err; 323 if ((err = mSource->feedMoreTSData()) != OK) { 324 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 325 // We're not currently decoding anything (no audio or 326 // video tracks found) and we just ran out of input data. 327 328 if (err == ERROR_END_OF_STREAM) { 329 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 330 } else { 331 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 332 } 333 } 334 break; 335 } 336 337 if ((mAudioDecoder == NULL && mAudioSink != NULL) 338 || (mVideoDecoder == NULL && mNativeWindow != NULL)) { 339 msg->post(100000ll); 340 mScanSourcesPending = true; 341 } 342 break; 343 } 344 345 case kWhatVideoNotify: 346 case kWhatAudioNotify: 347 { 348 bool audio = msg->what() == kWhatAudioNotify; 349 350 sp<AMessage> codecRequest; 351 CHECK(msg->findMessage("codec-request", &codecRequest)); 352 353 int32_t what; 354 CHECK(codecRequest->findInt32("what", &what)); 355 356 if (what == ACodec::kWhatFillThisBuffer) { 357 status_t err = feedDecoderInputData( 358 audio, codecRequest); 359 360 if (err == -EWOULDBLOCK) { 361 if (mSource->feedMoreTSData() == OK) { 362 msg->post(10000ll); 363 } 364 } 365 } else if (what == ACodec::kWhatEOS) { 366 int32_t err; 367 CHECK(codecRequest->findInt32("err", &err)); 368 369 if (err == ERROR_END_OF_STREAM) { 370 ALOGV("got %s decoder EOS", audio ? "audio" : "video"); 371 } else { 372 ALOGV("got %s decoder EOS w/ error %d", 373 audio ? "audio" : "video", 374 err); 375 } 376 377 mRenderer->queueEOS(audio, err); 378 } else if (what == ACodec::kWhatFlushCompleted) { 379 bool needShutdown; 380 381 if (audio) { 382 CHECK(IsFlushingState(mFlushingAudio, &needShutdown)); 383 mFlushingAudio = FLUSHED; 384 } else { 385 CHECK(IsFlushingState(mFlushingVideo, &needShutdown)); 386 mFlushingVideo = FLUSHED; 387 388 mVideoLateByUs = 0; 389 } 390 391 ALOGV("decoder %s flush completed", audio ? "audio" : "video"); 392 393 if (needShutdown) { 394 ALOGV("initiating %s decoder shutdown", 395 audio ? "audio" : "video"); 396 397 (audio ? mAudioDecoder : mVideoDecoder)->initiateShutdown(); 398 399 if (audio) { 400 mFlushingAudio = SHUTTING_DOWN_DECODER; 401 } else { 402 mFlushingVideo = SHUTTING_DOWN_DECODER; 403 } 404 } 405 406 finishFlushIfPossible(); 407 } else if (what == ACodec::kWhatOutputFormatChanged) { 408 if (audio) { 409 int32_t numChannels; 410 CHECK(codecRequest->findInt32("channel-count", &numChannels)); 411 412 int32_t sampleRate; 413 CHECK(codecRequest->findInt32("sample-rate", &sampleRate)); 414 415 ALOGV("Audio output format changed to %d Hz, %d channels", 416 sampleRate, numChannels); 417 418 mAudioSink->close(); 419 420 audio_output_flags_t flags; 421 int64_t durationUs; 422 // FIXME: we should handle the case where the video decoder is created after 423 // we receive the format change indication. Current code will just make that 424 // we select deep buffer with video which should not be a problem as it should 425 // not prevent from keeping A/V sync. 426 if (mVideoDecoder == NULL && 427 mSource->getDuration(&durationUs) == OK && 428 durationUs > AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) { 429 flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER; 430 } else { 431 flags = AUDIO_OUTPUT_FLAG_NONE; 432 } 433 434 int32_t channelMask; 435 if (!codecRequest->findInt32("channel-mask", &channelMask)) { 436 channelMask = CHANNEL_MASK_USE_CHANNEL_ORDER; 437 } 438 439 CHECK_EQ(mAudioSink->open( 440 sampleRate, 441 numChannels, 442 (audio_channel_mask_t)channelMask, 443 AUDIO_FORMAT_PCM_16_BIT, 444 8 /* bufferCount */, 445 NULL, 446 NULL, 447 flags), 448 (status_t)OK); 449 mAudioSink->start(); 450 451 mRenderer->signalAudioSinkChanged(); 452 } else { 453 // video 454 455 int32_t width, height; 456 CHECK(codecRequest->findInt32("width", &width)); 457 CHECK(codecRequest->findInt32("height", &height)); 458 459 int32_t cropLeft, cropTop, cropRight, cropBottom; 460 CHECK(codecRequest->findRect( 461 "crop", 462 &cropLeft, &cropTop, &cropRight, &cropBottom)); 463 464 ALOGV("Video output format changed to %d x %d " 465 "(crop: %d x %d @ (%d, %d))", 466 width, height, 467 (cropRight - cropLeft + 1), 468 (cropBottom - cropTop + 1), 469 cropLeft, cropTop); 470 471 notifyListener( 472 MEDIA_SET_VIDEO_SIZE, 473 cropRight - cropLeft + 1, 474 cropBottom - cropTop + 1); 475 } 476 } else if (what == ACodec::kWhatShutdownCompleted) { 477 ALOGV("%s shutdown completed", audio ? "audio" : "video"); 478 if (audio) { 479 mAudioDecoder.clear(); 480 481 CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER); 482 mFlushingAudio = SHUT_DOWN; 483 } else { 484 mVideoDecoder.clear(); 485 486 CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER); 487 mFlushingVideo = SHUT_DOWN; 488 } 489 490 finishFlushIfPossible(); 491 } else if (what == ACodec::kWhatError) { 492 ALOGE("Received error from %s decoder, aborting playback.", 493 audio ? "audio" : "video"); 494 495 mRenderer->queueEOS(audio, UNKNOWN_ERROR); 496 } else if (what == ACodec::kWhatDrainThisBuffer) { 497 renderBuffer(audio, codecRequest); 498 } else { 499 ALOGV("Unhandled codec notification %d.", what); 500 } 501 502 break; 503 } 504 505 case kWhatRendererNotify: 506 { 507 int32_t what; 508 CHECK(msg->findInt32("what", &what)); 509 510 if (what == Renderer::kWhatEOS) { 511 int32_t audio; 512 CHECK(msg->findInt32("audio", &audio)); 513 514 int32_t finalResult; 515 CHECK(msg->findInt32("finalResult", &finalResult)); 516 517 if (audio) { 518 mAudioEOS = true; 519 } else { 520 mVideoEOS = true; 521 } 522 523 if (finalResult == ERROR_END_OF_STREAM) { 524 ALOGV("reached %s EOS", audio ? "audio" : "video"); 525 } else { 526 ALOGE("%s track encountered an error (%d)", 527 audio ? "audio" : "video", finalResult); 528 529 notifyListener( 530 MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult); 531 } 532 533 if ((mAudioEOS || mAudioDecoder == NULL) 534 && (mVideoEOS || mVideoDecoder == NULL)) { 535 notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0); 536 } 537 } else if (what == Renderer::kWhatPosition) { 538 int64_t positionUs; 539 CHECK(msg->findInt64("positionUs", &positionUs)); 540 541 CHECK(msg->findInt64("videoLateByUs", &mVideoLateByUs)); 542 543 if (mDriver != NULL) { 544 sp<NuPlayerDriver> driver = mDriver.promote(); 545 if (driver != NULL) { 546 driver->notifyPosition(positionUs); 547 548 driver->notifyFrameStats( 549 mNumFramesTotal, mNumFramesDropped); 550 } 551 } 552 } else if (what == Renderer::kWhatFlushComplete) { 553 int32_t audio; 554 CHECK(msg->findInt32("audio", &audio)); 555 556 ALOGV("renderer %s flush completed.", audio ? "audio" : "video"); 557 } else if (what == Renderer::kWhatVideoRenderingStart) { 558 notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0); 559 } 560 break; 561 } 562 563 case kWhatMoreDataQueued: 564 { 565 break; 566 } 567 568 case kWhatReset: 569 { 570 ALOGV("kWhatReset"); 571 572 cancelPollDuration(); 573 574 if (mRenderer != NULL) { 575 // There's an edge case where the renderer owns all output 576 // buffers and is paused, therefore the decoder will not read 577 // more input data and will never encounter the matching 578 // discontinuity. To avoid this, we resume the renderer. 579 580 if (mFlushingAudio == AWAITING_DISCONTINUITY 581 || mFlushingVideo == AWAITING_DISCONTINUITY) { 582 mRenderer->resume(); 583 } 584 } 585 586 if (mFlushingAudio != NONE || mFlushingVideo != NONE) { 587 // We're currently flushing, postpone the reset until that's 588 // completed. 589 590 ALOGV("postponing reset mFlushingAudio=%d, mFlushingVideo=%d", 591 mFlushingAudio, mFlushingVideo); 592 593 mResetPostponed = true; 594 break; 595 } 596 597 if (mAudioDecoder == NULL && mVideoDecoder == NULL) { 598 finishReset(); 599 break; 600 } 601 602 mTimeDiscontinuityPending = true; 603 604 if (mAudioDecoder != NULL) { 605 flushDecoder(true /* audio */, true /* needShutdown */); 606 } 607 608 if (mVideoDecoder != NULL) { 609 flushDecoder(false /* audio */, true /* needShutdown */); 610 } 611 612 mResetInProgress = true; 613 break; 614 } 615 616 case kWhatSeek: 617 { 618 int64_t seekTimeUs; 619 CHECK(msg->findInt64("seekTimeUs", &seekTimeUs)); 620 621 ALOGV("kWhatSeek seekTimeUs=%lld us (%.2f secs)", 622 seekTimeUs, seekTimeUs / 1E6); 623 624 mSource->seekTo(seekTimeUs); 625 626 if (mDriver != NULL) { 627 sp<NuPlayerDriver> driver = mDriver.promote(); 628 if (driver != NULL) { 629 driver->notifySeekComplete(); 630 } 631 } 632 633 break; 634 } 635 636 case kWhatPause: 637 { 638 CHECK(mRenderer != NULL); 639 mRenderer->pause(); 640 break; 641 } 642 643 case kWhatResume: 644 { 645 CHECK(mRenderer != NULL); 646 mRenderer->resume(); 647 break; 648 } 649 650 default: 651 TRESPASS(); 652 break; 653 } 654} 655 656void NuPlayer::finishFlushIfPossible() { 657 if (mFlushingAudio != FLUSHED && mFlushingAudio != SHUT_DOWN) { 658 return; 659 } 660 661 if (mFlushingVideo != FLUSHED && mFlushingVideo != SHUT_DOWN) { 662 return; 663 } 664 665 ALOGV("both audio and video are flushed now."); 666 667 if (mTimeDiscontinuityPending) { 668 mRenderer->signalTimeDiscontinuity(); 669 mTimeDiscontinuityPending = false; 670 } 671 672 if (mAudioDecoder != NULL) { 673 mAudioDecoder->signalResume(); 674 } 675 676 if (mVideoDecoder != NULL) { 677 mVideoDecoder->signalResume(); 678 } 679 680 mFlushingAudio = NONE; 681 mFlushingVideo = NONE; 682 683 if (mResetInProgress) { 684 ALOGV("reset completed"); 685 686 mResetInProgress = false; 687 finishReset(); 688 } else if (mResetPostponed) { 689 (new AMessage(kWhatReset, id()))->post(); 690 mResetPostponed = false; 691 } else if (mAudioDecoder == NULL || mVideoDecoder == NULL) { 692 postScanSources(); 693 } 694} 695 696void NuPlayer::finishReset() { 697 CHECK(mAudioDecoder == NULL); 698 CHECK(mVideoDecoder == NULL); 699 700 ++mScanSourcesGeneration; 701 mScanSourcesPending = false; 702 703 mRenderer.clear(); 704 705 if (mSource != NULL) { 706 mSource->stop(); 707 mSource.clear(); 708 } 709 710 if (mDriver != NULL) { 711 sp<NuPlayerDriver> driver = mDriver.promote(); 712 if (driver != NULL) { 713 driver->notifyResetComplete(); 714 } 715 } 716} 717 718void NuPlayer::postScanSources() { 719 if (mScanSourcesPending) { 720 return; 721 } 722 723 sp<AMessage> msg = new AMessage(kWhatScanSources, id()); 724 msg->setInt32("generation", mScanSourcesGeneration); 725 msg->post(); 726 727 mScanSourcesPending = true; 728} 729 730status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) { 731 if (*decoder != NULL) { 732 return OK; 733 } 734 735 sp<AMessage> format = mSource->getFormat(audio); 736 737 if (format == NULL) { 738 return -EWOULDBLOCK; 739 } 740 741 if (!audio) { 742 AString mime; 743 CHECK(format->findString("mime", &mime)); 744 mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str()); 745 } 746 747 sp<AMessage> notify = 748 new AMessage(audio ? kWhatAudioNotify : kWhatVideoNotify, 749 id()); 750 751 *decoder = audio ? new Decoder(notify) : 752 new Decoder(notify, mNativeWindow); 753 looper()->registerHandler(*decoder); 754 755 (*decoder)->configure(format); 756 757 int64_t durationUs; 758 if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) { 759 sp<NuPlayerDriver> driver = mDriver.promote(); 760 if (driver != NULL) { 761 driver->notifyDuration(durationUs); 762 } 763 } 764 765 return OK; 766} 767 768status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) { 769 sp<AMessage> reply; 770 CHECK(msg->findMessage("reply", &reply)); 771 772 if ((audio && IsFlushingState(mFlushingAudio)) 773 || (!audio && IsFlushingState(mFlushingVideo))) { 774 reply->setInt32("err", INFO_DISCONTINUITY); 775 reply->post(); 776 return OK; 777 } 778 779 sp<ABuffer> accessUnit; 780 781 bool dropAccessUnit; 782 do { 783 status_t err = mSource->dequeueAccessUnit(audio, &accessUnit); 784 785 if (err == -EWOULDBLOCK) { 786 return err; 787 } else if (err != OK) { 788 if (err == INFO_DISCONTINUITY) { 789 int32_t type; 790 CHECK(accessUnit->meta()->findInt32("discontinuity", &type)); 791 792 bool formatChange = 793 (audio && 794 (type & ATSParser::DISCONTINUITY_AUDIO_FORMAT)) 795 || (!audio && 796 (type & ATSParser::DISCONTINUITY_VIDEO_FORMAT)); 797 798 bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0; 799 800 ALOGI("%s discontinuity (formatChange=%d, time=%d)", 801 audio ? "audio" : "video", formatChange, timeChange); 802 803 if (audio) { 804 mSkipRenderingAudioUntilMediaTimeUs = -1; 805 } else { 806 mSkipRenderingVideoUntilMediaTimeUs = -1; 807 } 808 809 if (timeChange) { 810 sp<AMessage> extra; 811 if (accessUnit->meta()->findMessage("extra", &extra) 812 && extra != NULL) { 813 int64_t resumeAtMediaTimeUs; 814 if (extra->findInt64( 815 "resume-at-mediatimeUs", &resumeAtMediaTimeUs)) { 816 ALOGI("suppressing rendering of %s until %lld us", 817 audio ? "audio" : "video", resumeAtMediaTimeUs); 818 819 if (audio) { 820 mSkipRenderingAudioUntilMediaTimeUs = 821 resumeAtMediaTimeUs; 822 } else { 823 mSkipRenderingVideoUntilMediaTimeUs = 824 resumeAtMediaTimeUs; 825 } 826 } 827 } 828 } 829 830 mTimeDiscontinuityPending = 831 mTimeDiscontinuityPending || timeChange; 832 833 if (formatChange || timeChange) { 834 flushDecoder(audio, formatChange); 835 } else { 836 // This stream is unaffected by the discontinuity 837 838 if (audio) { 839 mFlushingAudio = FLUSHED; 840 } else { 841 mFlushingVideo = FLUSHED; 842 } 843 844 finishFlushIfPossible(); 845 846 return -EWOULDBLOCK; 847 } 848 } 849 850 reply->setInt32("err", err); 851 reply->post(); 852 return OK; 853 } 854 855 if (!audio) { 856 ++mNumFramesTotal; 857 } 858 859 dropAccessUnit = false; 860 if (!audio 861 && mVideoLateByUs > 100000ll 862 && mVideoIsAVC 863 && !IsAVCReferenceFrame(accessUnit)) { 864 dropAccessUnit = true; 865 ++mNumFramesDropped; 866 } 867 } while (dropAccessUnit); 868 869 // ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video"); 870 871#if 0 872 int64_t mediaTimeUs; 873 CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs)); 874 ALOGV("feeding %s input buffer at media time %.2f secs", 875 audio ? "audio" : "video", 876 mediaTimeUs / 1E6); 877#endif 878 879 reply->setBuffer("buffer", accessUnit); 880 reply->post(); 881 882 return OK; 883} 884 885void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) { 886 // ALOGV("renderBuffer %s", audio ? "audio" : "video"); 887 888 sp<AMessage> reply; 889 CHECK(msg->findMessage("reply", &reply)); 890 891 if (IsFlushingState(audio ? mFlushingAudio : mFlushingVideo)) { 892 // We're currently attempting to flush the decoder, in order 893 // to complete this, the decoder wants all its buffers back, 894 // so we don't want any output buffers it sent us (from before 895 // we initiated the flush) to be stuck in the renderer's queue. 896 897 ALOGV("we're still flushing the %s decoder, sending its output buffer" 898 " right back.", audio ? "audio" : "video"); 899 900 reply->post(); 901 return; 902 } 903 904 sp<ABuffer> buffer; 905 CHECK(msg->findBuffer("buffer", &buffer)); 906 907 int64_t &skipUntilMediaTimeUs = 908 audio 909 ? mSkipRenderingAudioUntilMediaTimeUs 910 : mSkipRenderingVideoUntilMediaTimeUs; 911 912 if (skipUntilMediaTimeUs >= 0) { 913 int64_t mediaTimeUs; 914 CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs)); 915 916 if (mediaTimeUs < skipUntilMediaTimeUs) { 917 ALOGV("dropping %s buffer at time %lld as requested.", 918 audio ? "audio" : "video", 919 mediaTimeUs); 920 921 reply->post(); 922 return; 923 } 924 925 skipUntilMediaTimeUs = -1; 926 } 927 928 mRenderer->queueBuffer(audio, buffer, reply); 929} 930 931void NuPlayer::notifyListener(int msg, int ext1, int ext2) { 932 if (mDriver == NULL) { 933 return; 934 } 935 936 sp<NuPlayerDriver> driver = mDriver.promote(); 937 938 if (driver == NULL) { 939 return; 940 } 941 942 driver->notifyListener(msg, ext1, ext2); 943} 944 945void NuPlayer::flushDecoder(bool audio, bool needShutdown) { 946 if ((audio && mAudioDecoder == NULL) || (!audio && mVideoDecoder == NULL)) { 947 ALOGI("flushDecoder %s without decoder present", 948 audio ? "audio" : "video"); 949 } 950 951 // Make sure we don't continue to scan sources until we finish flushing. 952 ++mScanSourcesGeneration; 953 mScanSourcesPending = false; 954 955 (audio ? mAudioDecoder : mVideoDecoder)->signalFlush(); 956 mRenderer->flush(audio); 957 958 FlushStatus newStatus = 959 needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER; 960 961 if (audio) { 962 CHECK(mFlushingAudio == NONE 963 || mFlushingAudio == AWAITING_DISCONTINUITY); 964 965 mFlushingAudio = newStatus; 966 967 if (mFlushingVideo == NONE) { 968 mFlushingVideo = (mVideoDecoder != NULL) 969 ? AWAITING_DISCONTINUITY 970 : FLUSHED; 971 } 972 } else { 973 CHECK(mFlushingVideo == NONE 974 || mFlushingVideo == AWAITING_DISCONTINUITY); 975 976 mFlushingVideo = newStatus; 977 978 if (mFlushingAudio == NONE) { 979 mFlushingAudio = (mAudioDecoder != NULL) 980 ? AWAITING_DISCONTINUITY 981 : FLUSHED; 982 } 983 } 984} 985 986sp<AMessage> NuPlayer::Source::getFormat(bool audio) { 987 sp<MetaData> meta = getFormatMeta(audio); 988 989 if (meta == NULL) { 990 return NULL; 991 } 992 993 sp<AMessage> msg = new AMessage; 994 995 if(convertMetaDataToMessage(meta, &msg) == OK) { 996 return msg; 997 } 998 return NULL; 999} 1000 1001status_t NuPlayer::setVideoScalingMode(int32_t mode) { 1002 mVideoScalingMode = mode; 1003 if (mNativeWindow != NULL 1004 && mNativeWindow->getNativeWindow() != NULL) { 1005 status_t ret = native_window_set_scaling_mode( 1006 mNativeWindow->getNativeWindow().get(), mVideoScalingMode); 1007 if (ret != OK) { 1008 ALOGE("Failed to set scaling mode (%d): %s", 1009 -ret, strerror(-ret)); 1010 return ret; 1011 } 1012 } 1013 return OK; 1014} 1015 1016void NuPlayer::schedulePollDuration() { 1017 sp<AMessage> msg = new AMessage(kWhatPollDuration, id()); 1018 msg->setInt32("generation", mPollDurationGeneration); 1019 msg->post(); 1020} 1021 1022void NuPlayer::cancelPollDuration() { 1023 ++mPollDurationGeneration; 1024} 1025 1026} // namespace android 1027