NuPlayerDriver.cpp revision 91e5e043d766e39b0840f2ca2e658e2fe58987e7
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::setPlaybackRate(float rate) { 345 mPlayer->setPlaybackRate(rate); 346 return OK; 347} 348 349status_t NuPlayerDriver::seekTo(int msec) { 350 ALOGD("seekTo(%p) %d ms", this, msec); 351 Mutex::Autolock autoLock(mLock); 352 353 int64_t seekTimeUs = msec * 1000ll; 354 355 switch (mState) { 356 case STATE_PREPARED: 357 case STATE_STOPPED_AND_PREPARED: 358 { 359 mStartupSeekTimeUs = seekTimeUs; 360 // pretend that the seek completed. It will actually happen when starting playback. 361 // TODO: actually perform the seek here, so the player is ready to go at the new 362 // location 363 notifySeekComplete_l(); 364 break; 365 } 366 367 case STATE_RUNNING: 368 case STATE_PAUSED: 369 { 370 mAtEOS = false; 371 mSeekInProgress = true; 372 // seeks can take a while, so we essentially paused 373 notifyListener_l(MEDIA_PAUSED); 374 mPlayer->seekToAsync(seekTimeUs, true /* needNotify */); 375 break; 376 } 377 378 default: 379 return INVALID_OPERATION; 380 } 381 382 mPositionUs = seekTimeUs; 383 return OK; 384} 385 386status_t NuPlayerDriver::getCurrentPosition(int *msec) { 387 int64_t tempUs = 0; 388 { 389 Mutex::Autolock autoLock(mLock); 390 if (mSeekInProgress || mState == STATE_PAUSED) { 391 tempUs = (mPositionUs <= 0) ? 0 : mPositionUs; 392 *msec = (int)divRound(tempUs, (int64_t)(1000)); 393 return OK; 394 } 395 } 396 397 status_t ret = mPlayer->getCurrentPosition(&tempUs); 398 399 Mutex::Autolock autoLock(mLock); 400 // We need to check mSeekInProgress here because mPlayer->seekToAsync is an async call, which 401 // means getCurrentPosition can be called before seek is completed. Iow, renderer may return a 402 // position value that's different the seek to position. 403 if (ret != OK) { 404 tempUs = (mPositionUs <= 0) ? 0 : mPositionUs; 405 } else { 406 mPositionUs = tempUs; 407 } 408 *msec = (int)divRound(tempUs, (int64_t)(1000)); 409 return OK; 410} 411 412status_t NuPlayerDriver::getDuration(int *msec) { 413 Mutex::Autolock autoLock(mLock); 414 415 if (mDurationUs < 0) { 416 return UNKNOWN_ERROR; 417 } 418 419 *msec = (mDurationUs + 500ll) / 1000; 420 421 return OK; 422} 423 424status_t NuPlayerDriver::reset() { 425 ALOGD("reset(%p)", this); 426 Mutex::Autolock autoLock(mLock); 427 428 switch (mState) { 429 case STATE_IDLE: 430 return OK; 431 432 case STATE_SET_DATASOURCE_PENDING: 433 case STATE_RESET_IN_PROGRESS: 434 return INVALID_OPERATION; 435 436 case STATE_PREPARING: 437 { 438 CHECK(mIsAsyncPrepare); 439 440 notifyListener_l(MEDIA_PREPARED); 441 break; 442 } 443 444 default: 445 break; 446 } 447 448 if (mState != STATE_STOPPED) { 449 notifyListener_l(MEDIA_STOPPED); 450 } 451 452 mState = STATE_RESET_IN_PROGRESS; 453 mPlayer->resetAsync(); 454 455 while (mState == STATE_RESET_IN_PROGRESS) { 456 mCondition.wait(mLock); 457 } 458 459 mDurationUs = -1; 460 mPositionUs = -1; 461 mStartupSeekTimeUs = -1; 462 mLooping = false; 463 464 return OK; 465} 466 467status_t NuPlayerDriver::setLooping(int loop) { 468 mLooping = loop != 0; 469 return OK; 470} 471 472player_type NuPlayerDriver::playerType() { 473 return NU_PLAYER; 474} 475 476status_t NuPlayerDriver::invoke(const Parcel &request, Parcel *reply) { 477 if (reply == NULL) { 478 ALOGE("reply is a NULL pointer"); 479 return BAD_VALUE; 480 } 481 482 int32_t methodId; 483 status_t ret = request.readInt32(&methodId); 484 if (ret != OK) { 485 ALOGE("Failed to retrieve the requested method to invoke"); 486 return ret; 487 } 488 489 switch (methodId) { 490 case INVOKE_ID_SET_VIDEO_SCALING_MODE: 491 { 492 int mode = request.readInt32(); 493 return mPlayer->setVideoScalingMode(mode); 494 } 495 496 case INVOKE_ID_GET_TRACK_INFO: 497 { 498 return mPlayer->getTrackInfo(reply); 499 } 500 501 case INVOKE_ID_SELECT_TRACK: 502 { 503 int trackIndex = request.readInt32(); 504 int msec = 0; 505 // getCurrentPosition should always return OK 506 getCurrentPosition(&msec); 507 return mPlayer->selectTrack(trackIndex, true /* select */, msec * 1000ll); 508 } 509 510 case INVOKE_ID_UNSELECT_TRACK: 511 { 512 int trackIndex = request.readInt32(); 513 return mPlayer->selectTrack(trackIndex, false /* select */, 0xdeadbeef /* not used */); 514 } 515 516 case INVOKE_ID_GET_SELECTED_TRACK: 517 { 518 int32_t type = request.readInt32(); 519 return mPlayer->getSelectedTrack(type, reply); 520 } 521 522 default: 523 { 524 return INVALID_OPERATION; 525 } 526 } 527} 528 529void NuPlayerDriver::setAudioSink(const sp<AudioSink> &audioSink) { 530 mPlayer->setAudioSink(audioSink); 531 mAudioSink = audioSink; 532} 533 534status_t NuPlayerDriver::setParameter( 535 int /* key */, const Parcel & /* request */) { 536 return INVALID_OPERATION; 537} 538 539status_t NuPlayerDriver::getParameter(int /* key */, Parcel * /* reply */) { 540 return INVALID_OPERATION; 541} 542 543status_t NuPlayerDriver::getMetadata( 544 const media::Metadata::Filter& /* ids */, Parcel *records) { 545 Mutex::Autolock autoLock(mLock); 546 547 using media::Metadata; 548 549 Metadata meta(records); 550 551 meta.appendBool( 552 Metadata::kPauseAvailable, 553 mPlayerFlags & NuPlayer::Source::FLAG_CAN_PAUSE); 554 555 meta.appendBool( 556 Metadata::kSeekBackwardAvailable, 557 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_BACKWARD); 558 559 meta.appendBool( 560 Metadata::kSeekForwardAvailable, 561 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_FORWARD); 562 563 meta.appendBool( 564 Metadata::kSeekAvailable, 565 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK); 566 567 return OK; 568} 569 570void NuPlayerDriver::notifyResetComplete() { 571 ALOGD("notifyResetComplete(%p)", this); 572 Mutex::Autolock autoLock(mLock); 573 574 CHECK_EQ(mState, STATE_RESET_IN_PROGRESS); 575 mState = STATE_IDLE; 576 mCondition.broadcast(); 577} 578 579void NuPlayerDriver::notifySetSurfaceComplete() { 580 ALOGV("notifySetSurfaceComplete(%p)", this); 581 Mutex::Autolock autoLock(mLock); 582 583 CHECK(mSetSurfaceInProgress); 584 mSetSurfaceInProgress = false; 585 586 mCondition.broadcast(); 587} 588 589void NuPlayerDriver::notifyDuration(int64_t durationUs) { 590 Mutex::Autolock autoLock(mLock); 591 mDurationUs = durationUs; 592} 593 594void NuPlayerDriver::notifySeekComplete() { 595 ALOGV("notifySeekComplete(%p)", this); 596 Mutex::Autolock autoLock(mLock); 597 mSeekInProgress = false; 598 notifySeekComplete_l(); 599} 600 601void NuPlayerDriver::notifySeekComplete_l() { 602 bool wasSeeking = true; 603 if (mState == STATE_STOPPED_AND_PREPARING) { 604 wasSeeking = false; 605 mState = STATE_STOPPED_AND_PREPARED; 606 mCondition.broadcast(); 607 if (!mIsAsyncPrepare) { 608 // if we are preparing synchronously, no need to notify listener 609 return; 610 } 611 } else if (mState == STATE_STOPPED) { 612 // no need to notify listener 613 return; 614 } 615 notifyListener_l(wasSeeking ? MEDIA_SEEK_COMPLETE : MEDIA_PREPARED); 616} 617 618status_t NuPlayerDriver::dump( 619 int fd, const Vector<String16> & /* args */) const { 620 int64_t numFramesTotal; 621 int64_t numFramesDropped; 622 mPlayer->getStats(&numFramesTotal, &numFramesDropped); 623 624 FILE *out = fdopen(dup(fd), "w"); 625 626 fprintf(out, " NuPlayer\n"); 627 fprintf(out, " numFramesTotal(%" PRId64 "), numFramesDropped(%" PRId64 "), " 628 "percentageDropped(%.2f)\n", 629 numFramesTotal, 630 numFramesDropped, 631 numFramesTotal == 0 632 ? 0.0 : (double)numFramesDropped / numFramesTotal); 633 634 fclose(out); 635 out = NULL; 636 637 return OK; 638} 639 640void NuPlayerDriver::notifyListener( 641 int msg, int ext1, int ext2, const Parcel *in) { 642 Mutex::Autolock autoLock(mLock); 643 notifyListener_l(msg, ext1, ext2, in); 644} 645 646void NuPlayerDriver::notifyListener_l( 647 int msg, int ext1, int ext2, const Parcel *in) { 648 switch (msg) { 649 case MEDIA_PLAYBACK_COMPLETE: 650 { 651 if (mState != STATE_RESET_IN_PROGRESS) { 652 if (mAutoLoop) { 653 audio_stream_type_t streamType = AUDIO_STREAM_MUSIC; 654 if (mAudioSink != NULL) { 655 streamType = mAudioSink->getAudioStreamType(); 656 } 657 if (streamType == AUDIO_STREAM_NOTIFICATION) { 658 ALOGW("disabling auto-loop for notification"); 659 mAutoLoop = false; 660 } 661 } 662 if (mLooping || mAutoLoop) { 663 mPlayer->seekToAsync(0); 664 if (mAudioSink != NULL) { 665 // The renderer has stopped the sink at the end in order to play out 666 // the last little bit of audio. If we're looping, we need to restart it. 667 mAudioSink->start(); 668 } 669 break; 670 } 671 672 mPlayer->pause(); 673 mState = STATE_PAUSED; 674 } 675 // fall through 676 } 677 678 case MEDIA_ERROR: 679 { 680 mAtEOS = true; 681 break; 682 } 683 684 default: 685 break; 686 } 687 688 mLock.unlock(); 689 sendEvent(msg, ext1, ext2, in); 690 mLock.lock(); 691} 692 693void NuPlayerDriver::notifySetDataSourceCompleted(status_t err) { 694 Mutex::Autolock autoLock(mLock); 695 696 CHECK_EQ(mState, STATE_SET_DATASOURCE_PENDING); 697 698 mAsyncResult = err; 699 mState = (err == OK) ? STATE_UNPREPARED : STATE_IDLE; 700 mCondition.broadcast(); 701} 702 703void NuPlayerDriver::notifyPrepareCompleted(status_t err) { 704 Mutex::Autolock autoLock(mLock); 705 706 if (mState != STATE_PREPARING) { 707 // We were preparing asynchronously when the client called 708 // reset(), we sent a premature "prepared" notification and 709 // then initiated the reset. This notification is stale. 710 CHECK(mState == STATE_RESET_IN_PROGRESS || mState == STATE_IDLE); 711 return; 712 } 713 714 CHECK_EQ(mState, STATE_PREPARING); 715 716 mAsyncResult = err; 717 718 if (err == OK) { 719 // update state before notifying client, so that if client calls back into NuPlayerDriver 720 // in response, NuPlayerDriver has the right state 721 mState = STATE_PREPARED; 722 if (mIsAsyncPrepare) { 723 notifyListener_l(MEDIA_PREPARED); 724 } 725 } else { 726 mState = STATE_UNPREPARED; 727 if (mIsAsyncPrepare) { 728 notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 729 } 730 } 731 732 sp<MetaData> meta = mPlayer->getFileMeta(); 733 int32_t loop; 734 if (meta != NULL 735 && meta->findInt32(kKeyAutoLoop, &loop) && loop != 0) { 736 mAutoLoop = true; 737 } 738 739 mCondition.broadcast(); 740} 741 742void NuPlayerDriver::notifyFlagsChanged(uint32_t flags) { 743 Mutex::Autolock autoLock(mLock); 744 745 mPlayerFlags = flags; 746} 747 748} // namespace android 749