NuPlayerDriver.cpp revision d4cdba18ba7d0057ae54ec7efa5871b1a9d8beca
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 "NuPlayerDriver" 19#include <inttypes.h> 20#include <utils/Log.h> 21 22#include "NuPlayerDriver.h" 23 24#include "NuPlayer.h" 25#include "NuPlayerSource.h" 26 27#include <media/stagefright/foundation/ADebug.h> 28#include <media/stagefright/foundation/ALooper.h> 29#include <media/stagefright/foundation/AUtils.h> 30#include <media/stagefright/MetaData.h> 31#include <media/stagefright/Utils.h> 32 33namespace android { 34 35NuPlayerDriver::NuPlayerDriver() 36 : mState(STATE_IDLE), 37 mIsAsyncPrepare(false), 38 mAsyncResult(UNKNOWN_ERROR), 39 mSetSurfaceInProgress(false), 40 mDurationUs(-1), 41 mPositionUs(-1), 42 mSeekInProgress(false), 43 mLooper(new ALooper), 44 mPlayerFlags(0), 45 mAtEOS(false), 46 mLooping(false), 47 mAutoLoop(false), 48 mStartupSeekTimeUs(-1) { 49 ALOGV("NuPlayerDriver(%p)", this); 50 mLooper->setName("NuPlayerDriver Looper"); 51 52 mLooper->start( 53 false, /* runOnCallingThread */ 54 true, /* canCallJava */ 55 PRIORITY_AUDIO); 56 57 mPlayer = new NuPlayer; 58 mLooper->registerHandler(mPlayer); 59 60 mPlayer->setDriver(this); 61} 62 63NuPlayerDriver::~NuPlayerDriver() { 64 ALOGV("~NuPlayerDriver(%p)", this); 65 mLooper->stop(); 66} 67 68status_t NuPlayerDriver::initCheck() { 69 return OK; 70} 71 72status_t NuPlayerDriver::setUID(uid_t uid) { 73 mPlayer->setUID(uid); 74 75 return OK; 76} 77 78status_t NuPlayerDriver::setDataSource( 79 const sp<IMediaHTTPService> &httpService, 80 const char *url, 81 const KeyedVector<String8, String8> *headers) { 82 ALOGV("setDataSource(%p) url(%s)", this, uriDebugString(url, false).c_str()); 83 Mutex::Autolock autoLock(mLock); 84 85 if (mState != STATE_IDLE) { 86 return INVALID_OPERATION; 87 } 88 89 mState = STATE_SET_DATASOURCE_PENDING; 90 91 mPlayer->setDataSourceAsync(httpService, url, headers); 92 93 while (mState == STATE_SET_DATASOURCE_PENDING) { 94 mCondition.wait(mLock); 95 } 96 97 return mAsyncResult; 98} 99 100status_t NuPlayerDriver::setDataSource(int fd, int64_t offset, int64_t length) { 101 ALOGV("setDataSource(%p) file(%d)", this, fd); 102 Mutex::Autolock autoLock(mLock); 103 104 if (mState != STATE_IDLE) { 105 return INVALID_OPERATION; 106 } 107 108 mState = STATE_SET_DATASOURCE_PENDING; 109 110 mPlayer->setDataSourceAsync(fd, offset, length); 111 112 while (mState == STATE_SET_DATASOURCE_PENDING) { 113 mCondition.wait(mLock); 114 } 115 116 return mAsyncResult; 117} 118 119status_t NuPlayerDriver::setDataSource(const sp<IStreamSource> &source) { 120 ALOGV("setDataSource(%p) stream source", this); 121 Mutex::Autolock autoLock(mLock); 122 123 if (mState != STATE_IDLE) { 124 return INVALID_OPERATION; 125 } 126 127 mState = STATE_SET_DATASOURCE_PENDING; 128 129 mPlayer->setDataSourceAsync(source); 130 131 while (mState == STATE_SET_DATASOURCE_PENDING) { 132 mCondition.wait(mLock); 133 } 134 135 return mAsyncResult; 136} 137 138status_t NuPlayerDriver::setVideoSurfaceTexture( 139 const sp<IGraphicBufferProducer> &bufferProducer) { 140 ALOGV("setVideoSurfaceTexture(%p)", this); 141 Mutex::Autolock autoLock(mLock); 142 143 if (mSetSurfaceInProgress) { 144 return INVALID_OPERATION; 145 } 146 147 switch (mState) { 148 case STATE_SET_DATASOURCE_PENDING: 149 case STATE_RESET_IN_PROGRESS: 150 return INVALID_OPERATION; 151 152 default: 153 break; 154 } 155 156 mSetSurfaceInProgress = true; 157 158 mPlayer->setVideoSurfaceTextureAsync(bufferProducer); 159 160 while (mSetSurfaceInProgress) { 161 mCondition.wait(mLock); 162 } 163 164 return OK; 165} 166 167status_t NuPlayerDriver::prepare() { 168 ALOGV("prepare(%p)", this); 169 Mutex::Autolock autoLock(mLock); 170 return prepare_l(); 171} 172 173status_t NuPlayerDriver::prepare_l() { 174 switch (mState) { 175 case STATE_UNPREPARED: 176 mState = STATE_PREPARING; 177 178 // Make sure we're not posting any notifications, success or 179 // failure information is only communicated through our result 180 // code. 181 mIsAsyncPrepare = false; 182 mPlayer->prepareAsync(); 183 while (mState == STATE_PREPARING) { 184 mCondition.wait(mLock); 185 } 186 return (mState == STATE_PREPARED) ? OK : UNKNOWN_ERROR; 187 case STATE_STOPPED: 188 // this is really just paused. handle as seek to start 189 mAtEOS = false; 190 mState = STATE_STOPPED_AND_PREPARING; 191 mIsAsyncPrepare = false; 192 mPlayer->seekToAsync(0, true /* needNotify */); 193 while (mState == STATE_STOPPED_AND_PREPARING) { 194 mCondition.wait(mLock); 195 } 196 return (mState == STATE_STOPPED_AND_PREPARED) ? OK : UNKNOWN_ERROR; 197 default: 198 return INVALID_OPERATION; 199 }; 200} 201 202status_t NuPlayerDriver::prepareAsync() { 203 ALOGV("prepareAsync(%p)", this); 204 Mutex::Autolock autoLock(mLock); 205 206 switch (mState) { 207 case STATE_UNPREPARED: 208 mState = STATE_PREPARING; 209 mIsAsyncPrepare = true; 210 mPlayer->prepareAsync(); 211 return OK; 212 case STATE_STOPPED: 213 // this is really just paused. handle as seek to start 214 mAtEOS = false; 215 mState = STATE_STOPPED_AND_PREPARING; 216 mIsAsyncPrepare = true; 217 mPlayer->seekToAsync(0, true /* needNotify */); 218 return OK; 219 default: 220 return INVALID_OPERATION; 221 }; 222} 223 224status_t NuPlayerDriver::start() { 225 ALOGD("start(%p)", this); 226 Mutex::Autolock autoLock(mLock); 227 228 switch (mState) { 229 case STATE_UNPREPARED: 230 { 231 status_t err = prepare_l(); 232 233 if (err != OK) { 234 return err; 235 } 236 237 CHECK_EQ(mState, STATE_PREPARED); 238 239 // fall through 240 } 241 242 case STATE_PAUSED: 243 case STATE_STOPPED_AND_PREPARED: 244 { 245 if (mAtEOS && mStartupSeekTimeUs < 0) { 246 mStartupSeekTimeUs = 0; 247 mPositionUs = -1; 248 } 249 250 // fall through 251 } 252 253 case STATE_PREPARED: 254 { 255 mAtEOS = false; 256 mPlayer->start(); 257 258 if (mStartupSeekTimeUs >= 0) { 259 mPlayer->seekToAsync(mStartupSeekTimeUs); 260 mStartupSeekTimeUs = -1; 261 } 262 break; 263 } 264 265 case STATE_RUNNING: 266 { 267 if (mAtEOS) { 268 mPlayer->seekToAsync(0); 269 mAtEOS = false; 270 mPositionUs = -1; 271 } 272 break; 273 } 274 275 default: 276 return INVALID_OPERATION; 277 } 278 279 mState = STATE_RUNNING; 280 281 return OK; 282} 283 284status_t NuPlayerDriver::stop() { 285 ALOGD("stop(%p)", this); 286 Mutex::Autolock autoLock(mLock); 287 288 switch (mState) { 289 case STATE_RUNNING: 290 mPlayer->pause(); 291 // fall through 292 293 case STATE_PAUSED: 294 mState = STATE_STOPPED; 295 notifyListener_l(MEDIA_STOPPED); 296 break; 297 298 case STATE_PREPARED: 299 case STATE_STOPPED: 300 case STATE_STOPPED_AND_PREPARING: 301 case STATE_STOPPED_AND_PREPARED: 302 mState = STATE_STOPPED; 303 break; 304 305 default: 306 return INVALID_OPERATION; 307 } 308 309 return OK; 310} 311 312status_t NuPlayerDriver::pause() { 313 // The NuPlayerRenderer may get flushed if pause for long enough, e.g. the pause timeout tear 314 // down for audio offload mode. If that happens, the NuPlayerRenderer will no longer know the 315 // current position. So similar to seekTo, update |mPositionUs| to the pause position by calling 316 // getCurrentPosition here. 317 int msec; 318 getCurrentPosition(&msec); 319 320 Mutex::Autolock autoLock(mLock); 321 322 switch (mState) { 323 case STATE_PAUSED: 324 case STATE_PREPARED: 325 return OK; 326 327 case STATE_RUNNING: 328 mState = STATE_PAUSED; 329 notifyListener_l(MEDIA_PAUSED); 330 mPlayer->pause(); 331 break; 332 333 default: 334 return INVALID_OPERATION; 335 } 336 337 return OK; 338} 339 340bool NuPlayerDriver::isPlaying() { 341 return mState == STATE_RUNNING && !mAtEOS; 342} 343 344status_t NuPlayerDriver::seekTo(int msec) { 345 ALOGD("seekTo(%p) %d ms", this, msec); 346 Mutex::Autolock autoLock(mLock); 347 348 int64_t seekTimeUs = msec * 1000ll; 349 350 switch (mState) { 351 case STATE_PREPARED: 352 case STATE_STOPPED_AND_PREPARED: 353 { 354 mStartupSeekTimeUs = seekTimeUs; 355 // pretend that the seek completed. It will actually happen when starting playback. 356 // TODO: actually perform the seek here, so the player is ready to go at the new 357 // location 358 notifySeekComplete_l(); 359 break; 360 } 361 362 case STATE_RUNNING: 363 case STATE_PAUSED: 364 { 365 mAtEOS = false; 366 mSeekInProgress = true; 367 // seeks can take a while, so we essentially paused 368 notifyListener_l(MEDIA_PAUSED); 369 mPlayer->seekToAsync(seekTimeUs, true /* needNotify */); 370 break; 371 } 372 373 default: 374 return INVALID_OPERATION; 375 } 376 377 mPositionUs = seekTimeUs; 378 return OK; 379} 380 381status_t NuPlayerDriver::getCurrentPosition(int *msec) { 382 int64_t tempUs = 0; 383 { 384 Mutex::Autolock autoLock(mLock); 385 if (mSeekInProgress || mState == STATE_PAUSED) { 386 tempUs = (mPositionUs <= 0) ? 0 : mPositionUs; 387 *msec = (int)divRound(tempUs, (int64_t)(1000)); 388 return OK; 389 } 390 } 391 392 status_t ret = mPlayer->getCurrentPosition(&tempUs); 393 394 Mutex::Autolock autoLock(mLock); 395 // We need to check mSeekInProgress here because mPlayer->seekToAsync is an async call, which 396 // means getCurrentPosition can be called before seek is completed. Iow, renderer may return a 397 // position value that's different the seek to position. 398 if (ret != OK) { 399 tempUs = (mPositionUs <= 0) ? 0 : mPositionUs; 400 } else { 401 mPositionUs = tempUs; 402 } 403 *msec = (int)divRound(tempUs, (int64_t)(1000)); 404 return OK; 405} 406 407status_t NuPlayerDriver::getDuration(int *msec) { 408 Mutex::Autolock autoLock(mLock); 409 410 if (mDurationUs < 0) { 411 return UNKNOWN_ERROR; 412 } 413 414 *msec = (mDurationUs + 500ll) / 1000; 415 416 return OK; 417} 418 419status_t NuPlayerDriver::reset() { 420 ALOGD("reset(%p)", this); 421 Mutex::Autolock autoLock(mLock); 422 423 switch (mState) { 424 case STATE_IDLE: 425 return OK; 426 427 case STATE_SET_DATASOURCE_PENDING: 428 case STATE_RESET_IN_PROGRESS: 429 return INVALID_OPERATION; 430 431 case STATE_PREPARING: 432 { 433 CHECK(mIsAsyncPrepare); 434 435 notifyListener_l(MEDIA_PREPARED); 436 break; 437 } 438 439 default: 440 break; 441 } 442 443 if (mState != STATE_STOPPED) { 444 notifyListener_l(MEDIA_STOPPED); 445 } 446 447 mState = STATE_RESET_IN_PROGRESS; 448 mPlayer->resetAsync(); 449 450 while (mState == STATE_RESET_IN_PROGRESS) { 451 mCondition.wait(mLock); 452 } 453 454 mDurationUs = -1; 455 mPositionUs = -1; 456 mStartupSeekTimeUs = -1; 457 mLooping = false; 458 459 return OK; 460} 461 462status_t NuPlayerDriver::setLooping(int loop) { 463 mLooping = loop != 0; 464 return OK; 465} 466 467player_type NuPlayerDriver::playerType() { 468 return NU_PLAYER; 469} 470 471status_t NuPlayerDriver::invoke(const Parcel &request, Parcel *reply) { 472 if (reply == NULL) { 473 ALOGE("reply is a NULL pointer"); 474 return BAD_VALUE; 475 } 476 477 int32_t methodId; 478 status_t ret = request.readInt32(&methodId); 479 if (ret != OK) { 480 ALOGE("Failed to retrieve the requested method to invoke"); 481 return ret; 482 } 483 484 switch (methodId) { 485 case INVOKE_ID_SET_VIDEO_SCALING_MODE: 486 { 487 int mode = request.readInt32(); 488 return mPlayer->setVideoScalingMode(mode); 489 } 490 491 case INVOKE_ID_GET_TRACK_INFO: 492 { 493 return mPlayer->getTrackInfo(reply); 494 } 495 496 case INVOKE_ID_SELECT_TRACK: 497 { 498 int trackIndex = request.readInt32(); 499 int msec = 0; 500 // getCurrentPosition should always return OK 501 getCurrentPosition(&msec); 502 return mPlayer->selectTrack(trackIndex, true /* select */, msec * 1000ll); 503 } 504 505 case INVOKE_ID_UNSELECT_TRACK: 506 { 507 int trackIndex = request.readInt32(); 508 return mPlayer->selectTrack(trackIndex, false /* select */, 0xdeadbeef /* not used */); 509 } 510 511 case INVOKE_ID_GET_SELECTED_TRACK: 512 { 513 int32_t type = request.readInt32(); 514 return mPlayer->getSelectedTrack(type, reply); 515 } 516 517 default: 518 { 519 return INVALID_OPERATION; 520 } 521 } 522} 523 524void NuPlayerDriver::setAudioSink(const sp<AudioSink> &audioSink) { 525 mPlayer->setAudioSink(audioSink); 526 mAudioSink = audioSink; 527} 528 529status_t NuPlayerDriver::setParameter( 530 int /* key */, const Parcel & /* request */) { 531 return INVALID_OPERATION; 532} 533 534status_t NuPlayerDriver::getParameter(int /* key */, Parcel * /* reply */) { 535 return INVALID_OPERATION; 536} 537 538status_t NuPlayerDriver::getMetadata( 539 const media::Metadata::Filter& /* ids */, Parcel *records) { 540 Mutex::Autolock autoLock(mLock); 541 542 using media::Metadata; 543 544 Metadata meta(records); 545 546 meta.appendBool( 547 Metadata::kPauseAvailable, 548 mPlayerFlags & NuPlayer::Source::FLAG_CAN_PAUSE); 549 550 meta.appendBool( 551 Metadata::kSeekBackwardAvailable, 552 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_BACKWARD); 553 554 meta.appendBool( 555 Metadata::kSeekForwardAvailable, 556 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_FORWARD); 557 558 meta.appendBool( 559 Metadata::kSeekAvailable, 560 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK); 561 562 return OK; 563} 564 565void NuPlayerDriver::notifyResetComplete() { 566 ALOGD("notifyResetComplete(%p)", this); 567 Mutex::Autolock autoLock(mLock); 568 569 CHECK_EQ(mState, STATE_RESET_IN_PROGRESS); 570 mState = STATE_IDLE; 571 mCondition.broadcast(); 572} 573 574void NuPlayerDriver::notifySetSurfaceComplete() { 575 ALOGV("notifySetSurfaceComplete(%p)", this); 576 Mutex::Autolock autoLock(mLock); 577 578 CHECK(mSetSurfaceInProgress); 579 mSetSurfaceInProgress = false; 580 581 mCondition.broadcast(); 582} 583 584void NuPlayerDriver::notifyDuration(int64_t durationUs) { 585 Mutex::Autolock autoLock(mLock); 586 mDurationUs = durationUs; 587} 588 589void NuPlayerDriver::notifySeekComplete() { 590 ALOGV("notifySeekComplete(%p)", this); 591 Mutex::Autolock autoLock(mLock); 592 mSeekInProgress = false; 593 notifySeekComplete_l(); 594} 595 596void NuPlayerDriver::notifySeekComplete_l() { 597 bool wasSeeking = true; 598 if (mState == STATE_STOPPED_AND_PREPARING) { 599 wasSeeking = false; 600 mState = STATE_STOPPED_AND_PREPARED; 601 mCondition.broadcast(); 602 if (!mIsAsyncPrepare) { 603 // if we are preparing synchronously, no need to notify listener 604 return; 605 } 606 } else if (mState == STATE_STOPPED) { 607 // no need to notify listener 608 return; 609 } 610 notifyListener_l(wasSeeking ? MEDIA_SEEK_COMPLETE : MEDIA_PREPARED); 611} 612 613status_t NuPlayerDriver::dump( 614 int fd, const Vector<String16> & /* args */) const { 615 int64_t numFramesTotal; 616 int64_t numFramesDropped; 617 mPlayer->getStats(&numFramesTotal, &numFramesDropped); 618 619 FILE *out = fdopen(dup(fd), "w"); 620 621 fprintf(out, " NuPlayer\n"); 622 fprintf(out, " numFramesTotal(%" PRId64 "), numFramesDropped(%" PRId64 "), " 623 "percentageDropped(%.2f)\n", 624 numFramesTotal, 625 numFramesDropped, 626 numFramesTotal == 0 627 ? 0.0 : (double)numFramesDropped / numFramesTotal); 628 629 fclose(out); 630 out = NULL; 631 632 return OK; 633} 634 635void NuPlayerDriver::notifyListener( 636 int msg, int ext1, int ext2, const Parcel *in) { 637 Mutex::Autolock autoLock(mLock); 638 notifyListener_l(msg, ext1, ext2, in); 639} 640 641void NuPlayerDriver::notifyListener_l( 642 int msg, int ext1, int ext2, const Parcel *in) { 643 switch (msg) { 644 case MEDIA_PLAYBACK_COMPLETE: 645 { 646 if (mState != STATE_RESET_IN_PROGRESS) { 647 if (mAutoLoop) { 648 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 649 if (mAudioSink != NULL) { 650 streamType = mAudioSink->getAudioStreamType(); 651 } 652 if (streamType == AUDIO_STREAM_NOTIFICATION) { 653 ALOGW("disabling auto-loop for notification"); 654 mAutoLoop = false; 655 } 656 } 657 if (mLooping || (mAutoLoop 658 && (mAudioSink == NULL || mAudioSink->realtime()))) { 659 mPlayer->seekToAsync(0); 660 if (mAudioSink != NULL) { 661 // The renderer has stopped the sink at the end in order to play out 662 // the last little bit of audio. If we're looping, we need to restart it. 663 mAudioSink->start(); 664 } 665 break; 666 } 667 668 mPlayer->pause(); 669 mState = STATE_PAUSED; 670 } 671 // fall through 672 } 673 674 case MEDIA_ERROR: 675 { 676 mAtEOS = true; 677 break; 678 } 679 680 default: 681 break; 682 } 683 684 mLock.unlock(); 685 sendEvent(msg, ext1, ext2, in); 686 mLock.lock(); 687} 688 689void NuPlayerDriver::notifySetDataSourceCompleted(status_t err) { 690 Mutex::Autolock autoLock(mLock); 691 692 CHECK_EQ(mState, STATE_SET_DATASOURCE_PENDING); 693 694 mAsyncResult = err; 695 mState = (err == OK) ? STATE_UNPREPARED : STATE_IDLE; 696 mCondition.broadcast(); 697} 698 699void NuPlayerDriver::notifyPrepareCompleted(status_t err) { 700 Mutex::Autolock autoLock(mLock); 701 702 if (mState != STATE_PREPARING) { 703 // We were preparing asynchronously when the client called 704 // reset(), we sent a premature "prepared" notification and 705 // then initiated the reset. This notification is stale. 706 CHECK(mState == STATE_RESET_IN_PROGRESS || mState == STATE_IDLE); 707 return; 708 } 709 710 CHECK_EQ(mState, STATE_PREPARING); 711 712 mAsyncResult = err; 713 714 if (err == OK) { 715 // update state before notifying client, so that if client calls back into NuPlayerDriver 716 // in response, NuPlayerDriver has the right state 717 mState = STATE_PREPARED; 718 if (mIsAsyncPrepare) { 719 notifyListener_l(MEDIA_PREPARED); 720 } 721 } else { 722 mState = STATE_UNPREPARED; 723 if (mIsAsyncPrepare) { 724 notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 725 } 726 } 727 728 sp<MetaData> meta = mPlayer->getFileMeta(); 729 int32_t loop; 730 if (meta != NULL 731 && meta->findInt32(kKeyAutoLoop, &loop) && loop != 0) { 732 mAutoLoop = true; 733 } 734 735 mCondition.broadcast(); 736} 737 738void NuPlayerDriver::notifyFlagsChanged(uint32_t flags) { 739 Mutex::Autolock autoLock(mLock); 740 741 mPlayerFlags = flags; 742} 743 744} // namespace android 745