NuPlayerDriver.cpp revision f0b72b509ab1147a2a0925aced970dd68fd7fa4f
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/MetaData.h> 30 31namespace android { 32 33NuPlayerDriver::NuPlayerDriver() 34 : mState(STATE_IDLE), 35 mIsAsyncPrepare(false), 36 mAsyncResult(UNKNOWN_ERROR), 37 mSetSurfaceInProgress(false), 38 mDurationUs(-1), 39 mPositionUs(-1), 40 mNotifyTimeRealUs(-1), 41 mPauseStartedTimeUs(-1), 42 mNumFramesTotal(0), 43 mNumFramesDropped(0), 44 mLooper(new ALooper), 45 mPlayerFlags(0), 46 mAtEOS(false), 47 mLooping(false), 48 mAutoLoop(false), 49 mStartupSeekTimeUs(-1) { 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 mLooper->stop(); 65} 66 67status_t NuPlayerDriver::initCheck() { 68 return OK; 69} 70 71status_t NuPlayerDriver::setUID(uid_t uid) { 72 mPlayer->setUID(uid); 73 74 return OK; 75} 76 77status_t NuPlayerDriver::setDataSource( 78 const sp<IMediaHTTPService> &httpService, 79 const char *url, 80 const KeyedVector<String8, String8> *headers) { 81 Mutex::Autolock autoLock(mLock); 82 83 ALOGV("setDataSource: url=%s", url); 84 if (mState != STATE_IDLE) { 85 return INVALID_OPERATION; 86 } 87 88 mState = STATE_SET_DATASOURCE_PENDING; 89 90 mPlayer->setDataSourceAsync(httpService, url, headers); 91 92 while (mState == STATE_SET_DATASOURCE_PENDING) { 93 mCondition.wait(mLock); 94 } 95 96 return mAsyncResult; 97} 98 99status_t NuPlayerDriver::setDataSource(int fd, int64_t offset, int64_t length) { 100 Mutex::Autolock autoLock(mLock); 101 102 ALOGV("setDataSource: fd=%d", fd); 103 if (mState != STATE_IDLE) { 104 return INVALID_OPERATION; 105 } 106 107 mState = STATE_SET_DATASOURCE_PENDING; 108 109 mPlayer->setDataSourceAsync(fd, offset, length); 110 111 while (mState == STATE_SET_DATASOURCE_PENDING) { 112 mCondition.wait(mLock); 113 } 114 115 return mAsyncResult; 116} 117 118status_t NuPlayerDriver::setDataSource(const sp<IStreamSource> &source) { 119 Mutex::Autolock autoLock(mLock); 120 121 ALOGV("setDataSource: stream source"); 122 if (mState != STATE_IDLE) { 123 return INVALID_OPERATION; 124 } 125 126 mState = STATE_SET_DATASOURCE_PENDING; 127 128 mPlayer->setDataSourceAsync(source); 129 130 while (mState == STATE_SET_DATASOURCE_PENDING) { 131 mCondition.wait(mLock); 132 } 133 134 return mAsyncResult; 135} 136 137status_t NuPlayerDriver::setVideoSurfaceTexture( 138 const sp<IGraphicBufferProducer> &bufferProducer) { 139 Mutex::Autolock autoLock(mLock); 140 141 if (mSetSurfaceInProgress) { 142 return INVALID_OPERATION; 143 } 144 145 switch (mState) { 146 case STATE_SET_DATASOURCE_PENDING: 147 case STATE_RESET_IN_PROGRESS: 148 return INVALID_OPERATION; 149 150 default: 151 break; 152 } 153 154 mSetSurfaceInProgress = true; 155 156 mPlayer->setVideoSurfaceTextureAsync(bufferProducer); 157 158 while (mSetSurfaceInProgress) { 159 mCondition.wait(mLock); 160 } 161 162 return OK; 163} 164 165status_t NuPlayerDriver::prepare() { 166 Mutex::Autolock autoLock(mLock); 167 return prepare_l(); 168} 169 170status_t NuPlayerDriver::prepare_l() { 171 switch (mState) { 172 case STATE_UNPREPARED: 173 mState = STATE_PREPARING; 174 175 // Make sure we're not posting any notifications, success or 176 // failure information is only communicated through our result 177 // code. 178 mIsAsyncPrepare = false; 179 mPlayer->prepareAsync(); 180 while (mState == STATE_PREPARING) { 181 mCondition.wait(mLock); 182 } 183 return (mState == STATE_PREPARED) ? OK : UNKNOWN_ERROR; 184 case STATE_STOPPED: 185 // this is really just paused. handle as seek to start 186 mAtEOS = false; 187 mState = STATE_STOPPED_AND_PREPARING; 188 mIsAsyncPrepare = false; 189 mPlayer->seekToAsync(0); 190 while (mState == STATE_STOPPED_AND_PREPARING) { 191 mCondition.wait(mLock); 192 } 193 return (mState == STATE_STOPPED_AND_PREPARED) ? OK : UNKNOWN_ERROR; 194 default: 195 return INVALID_OPERATION; 196 }; 197} 198 199status_t NuPlayerDriver::prepareAsync() { 200 Mutex::Autolock autoLock(mLock); 201 202 switch (mState) { 203 case STATE_UNPREPARED: 204 mState = STATE_PREPARING; 205 mIsAsyncPrepare = true; 206 mPlayer->prepareAsync(); 207 return OK; 208 case STATE_STOPPED: 209 // this is really just paused. handle as seek to start 210 mAtEOS = false; 211 mState = STATE_STOPPED_AND_PREPARING; 212 mIsAsyncPrepare = true; 213 mPlayer->seekToAsync(0); 214 return OK; 215 default: 216 return INVALID_OPERATION; 217 }; 218} 219 220status_t NuPlayerDriver::start() { 221 Mutex::Autolock autoLock(mLock); 222 223 switch (mState) { 224 case STATE_UNPREPARED: 225 { 226 status_t err = prepare_l(); 227 228 if (err != OK) { 229 return err; 230 } 231 232 CHECK_EQ(mState, STATE_PREPARED); 233 234 // fall through 235 } 236 237 case STATE_PREPARED: 238 { 239 mAtEOS = false; 240 mPlayer->start(); 241 242 if (mStartupSeekTimeUs >= 0) { 243 if (mStartupSeekTimeUs == 0) { 244 notifySeekComplete_l(); 245 } else { 246 mPlayer->seekToAsync(mStartupSeekTimeUs); 247 } 248 249 mStartupSeekTimeUs = -1; 250 } 251 break; 252 } 253 254 case STATE_RUNNING: 255 { 256 if (mAtEOS) { 257 mPlayer->seekToAsync(0); 258 mAtEOS = false; 259 mPositionUs = -1; 260 } 261 break; 262 } 263 264 case STATE_PAUSED: 265 case STATE_STOPPED_AND_PREPARED: 266 { 267 mPlayer->resume(); 268 mPositionUs -= ALooper::GetNowUs() - mPauseStartedTimeUs; 269 break; 270 } 271 272 default: 273 return INVALID_OPERATION; 274 } 275 276 mState = STATE_RUNNING; 277 mPauseStartedTimeUs = -1; 278 279 return OK; 280} 281 282status_t NuPlayerDriver::stop() { 283 Mutex::Autolock autoLock(mLock); 284 285 switch (mState) { 286 case STATE_RUNNING: 287 mPlayer->pause(); 288 // fall through 289 290 case STATE_PAUSED: 291 mState = STATE_STOPPED; 292 notifyListener_l(MEDIA_STOPPED); 293 break; 294 295 case STATE_PREPARED: 296 case STATE_STOPPED: 297 case STATE_STOPPED_AND_PREPARING: 298 case STATE_STOPPED_AND_PREPARED: 299 mState = STATE_STOPPED; 300 break; 301 302 default: 303 return INVALID_OPERATION; 304 } 305 setPauseStartedTimeIfNeeded(); 306 307 return OK; 308} 309 310status_t NuPlayerDriver::pause() { 311 Mutex::Autolock autoLock(mLock); 312 313 switch (mState) { 314 case STATE_PAUSED: 315 case STATE_PREPARED: 316 return OK; 317 318 case STATE_RUNNING: 319 setPauseStartedTimeIfNeeded(); 320 mState = STATE_PAUSED; 321 notifyListener_l(MEDIA_PAUSED); 322 mPlayer->pause(); 323 break; 324 325 default: 326 return INVALID_OPERATION; 327 } 328 329 return OK; 330} 331 332bool NuPlayerDriver::isPlaying() { 333 return mState == STATE_RUNNING && !mAtEOS; 334} 335 336status_t NuPlayerDriver::seekTo(int msec) { 337 Mutex::Autolock autoLock(mLock); 338 339 int64_t seekTimeUs = msec * 1000ll; 340 341 switch (mState) { 342 case STATE_PREPARED: 343 { 344 mStartupSeekTimeUs = seekTimeUs; 345 // pretend that the seek completed. It will actually happen when starting playback. 346 // TODO: actually perform the seek here, so the player is ready to go at the new 347 // location 348 notifySeekComplete_l(); 349 break; 350 } 351 352 case STATE_RUNNING: 353 case STATE_PAUSED: 354 { 355 mAtEOS = false; 356 // seeks can take a while, so we essentially paused 357 notifyListener_l(MEDIA_PAUSED); 358 mPlayer->seekToAsync(seekTimeUs); 359 break; 360 } 361 362 default: 363 return INVALID_OPERATION; 364 } 365 366 mPositionUs = seekTimeUs; 367 mNotifyTimeRealUs = -1; 368 return OK; 369} 370 371status_t NuPlayerDriver::getCurrentPosition(int *msec) { 372 Mutex::Autolock autoLock(mLock); 373 374 if (mPositionUs < 0) { 375 *msec = 0; 376 } else if (mNotifyTimeRealUs == -1) { 377 *msec = mPositionUs / 1000; 378 } else { 379 int64_t nowUs = 380 (isPlaying() ? ALooper::GetNowUs() : mPauseStartedTimeUs); 381 *msec = (mPositionUs + nowUs - mNotifyTimeRealUs + 500ll) / 1000; 382 } 383 384 return OK; 385} 386 387status_t NuPlayerDriver::getDuration(int *msec) { 388 Mutex::Autolock autoLock(mLock); 389 390 if (mDurationUs < 0) { 391 return UNKNOWN_ERROR; 392 } 393 394 *msec = (mDurationUs + 500ll) / 1000; 395 396 return OK; 397} 398 399status_t NuPlayerDriver::reset() { 400 Mutex::Autolock autoLock(mLock); 401 402 switch (mState) { 403 case STATE_IDLE: 404 return OK; 405 406 case STATE_SET_DATASOURCE_PENDING: 407 case STATE_RESET_IN_PROGRESS: 408 return INVALID_OPERATION; 409 410 case STATE_PREPARING: 411 { 412 CHECK(mIsAsyncPrepare); 413 414 notifyListener_l(MEDIA_PREPARED); 415 break; 416 } 417 418 default: 419 break; 420 } 421 422 if (mState != STATE_STOPPED) { 423 notifyListener_l(MEDIA_STOPPED); 424 } 425 426 mState = STATE_RESET_IN_PROGRESS; 427 mPlayer->resetAsync(); 428 429 while (mState == STATE_RESET_IN_PROGRESS) { 430 mCondition.wait(mLock); 431 } 432 433 mDurationUs = -1; 434 mPositionUs = -1; 435 mStartupSeekTimeUs = -1; 436 mLooping = false; 437 438 return OK; 439} 440 441status_t NuPlayerDriver::setLooping(int loop) { 442 mLooping = loop != 0; 443 return OK; 444} 445 446player_type NuPlayerDriver::playerType() { 447 return NU_PLAYER; 448} 449 450status_t NuPlayerDriver::invoke(const Parcel &request, Parcel *reply) { 451 if (reply == NULL) { 452 ALOGE("reply is a NULL pointer"); 453 return BAD_VALUE; 454 } 455 456 int32_t methodId; 457 status_t ret = request.readInt32(&methodId); 458 if (ret != OK) { 459 ALOGE("Failed to retrieve the requested method to invoke"); 460 return ret; 461 } 462 463 switch (methodId) { 464 case INVOKE_ID_SET_VIDEO_SCALING_MODE: 465 { 466 int mode = request.readInt32(); 467 return mPlayer->setVideoScalingMode(mode); 468 } 469 470 case INVOKE_ID_GET_TRACK_INFO: 471 { 472 return mPlayer->getTrackInfo(reply); 473 } 474 475 case INVOKE_ID_SELECT_TRACK: 476 { 477 int trackIndex = request.readInt32(); 478 return mPlayer->selectTrack(trackIndex, true /* select */); 479 } 480 481 case INVOKE_ID_UNSELECT_TRACK: 482 { 483 int trackIndex = request.readInt32(); 484 return mPlayer->selectTrack(trackIndex, false /* select */); 485 } 486 487 case INVOKE_ID_GET_SELECTED_TRACK: 488 { 489 int32_t type = request.readInt32(); 490 return mPlayer->getSelectedTrack(type, reply); 491 } 492 493 default: 494 { 495 return INVALID_OPERATION; 496 } 497 } 498} 499 500void NuPlayerDriver::setAudioSink(const sp<AudioSink> &audioSink) { 501 mPlayer->setAudioSink(audioSink); 502 mAudioSink = audioSink; 503} 504 505status_t NuPlayerDriver::setParameter( 506 int /* key */, const Parcel & /* request */) { 507 return INVALID_OPERATION; 508} 509 510status_t NuPlayerDriver::getParameter(int /* key */, Parcel * /* reply */) { 511 return INVALID_OPERATION; 512} 513 514status_t NuPlayerDriver::getMetadata( 515 const media::Metadata::Filter& /* ids */, Parcel *records) { 516 Mutex::Autolock autoLock(mLock); 517 518 using media::Metadata; 519 520 Metadata meta(records); 521 522 meta.appendBool( 523 Metadata::kPauseAvailable, 524 mPlayerFlags & NuPlayer::Source::FLAG_CAN_PAUSE); 525 526 meta.appendBool( 527 Metadata::kSeekBackwardAvailable, 528 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_BACKWARD); 529 530 meta.appendBool( 531 Metadata::kSeekForwardAvailable, 532 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_FORWARD); 533 534 meta.appendBool( 535 Metadata::kSeekAvailable, 536 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK); 537 538 return OK; 539} 540 541void NuPlayerDriver::notifyResetComplete() { 542 Mutex::Autolock autoLock(mLock); 543 544 CHECK_EQ(mState, STATE_RESET_IN_PROGRESS); 545 mState = STATE_IDLE; 546 mCondition.broadcast(); 547} 548 549void NuPlayerDriver::notifySetSurfaceComplete() { 550 Mutex::Autolock autoLock(mLock); 551 552 CHECK(mSetSurfaceInProgress); 553 mSetSurfaceInProgress = false; 554 555 mCondition.broadcast(); 556} 557 558void NuPlayerDriver::notifyDuration(int64_t durationUs) { 559 Mutex::Autolock autoLock(mLock); 560 mDurationUs = durationUs; 561} 562 563void NuPlayerDriver::notifyPosition(int64_t positionUs) { 564 Mutex::Autolock autoLock(mLock); 565 if (isPlaying()) { 566 mPositionUs = positionUs; 567 mNotifyTimeRealUs = ALooper::GetNowUs(); 568 } 569} 570 571void NuPlayerDriver::notifySeekComplete() { 572 Mutex::Autolock autoLock(mLock); 573 notifySeekComplete_l(); 574} 575 576void NuPlayerDriver::notifySeekComplete_l() { 577 bool wasSeeking = true; 578 if (mState == STATE_STOPPED_AND_PREPARING) { 579 wasSeeking = false; 580 mState = STATE_STOPPED_AND_PREPARED; 581 mCondition.broadcast(); 582 if (!mIsAsyncPrepare) { 583 // if we are preparing synchronously, no need to notify listener 584 return; 585 } 586 } else if (mState == STATE_STOPPED) { 587 // no need to notify listener 588 return; 589 } 590 notifyListener_l(wasSeeking ? MEDIA_SEEK_COMPLETE : MEDIA_PREPARED); 591} 592 593void NuPlayerDriver::notifyFrameStats( 594 int64_t numFramesTotal, int64_t numFramesDropped) { 595 Mutex::Autolock autoLock(mLock); 596 mNumFramesTotal = numFramesTotal; 597 mNumFramesDropped = numFramesDropped; 598} 599 600status_t NuPlayerDriver::dump( 601 int fd, const Vector<String16> & /* args */) const { 602 Mutex::Autolock autoLock(mLock); 603 604 FILE *out = fdopen(dup(fd), "w"); 605 606 fprintf(out, " NuPlayer\n"); 607 fprintf(out, " numFramesTotal(%" PRId64 "), numFramesDropped(%" PRId64 "), " 608 "percentageDropped(%.2f)\n", 609 mNumFramesTotal, 610 mNumFramesDropped, 611 mNumFramesTotal == 0 612 ? 0.0 : (double)mNumFramesDropped / mNumFramesTotal); 613 614 fclose(out); 615 out = NULL; 616 617 return OK; 618} 619 620void NuPlayerDriver::notifyListener( 621 int msg, int ext1, int ext2, const Parcel *in) { 622 Mutex::Autolock autoLock(mLock); 623 notifyListener_l(msg, ext1, ext2, in); 624} 625 626void NuPlayerDriver::notifyListener_l( 627 int msg, int ext1, int ext2, const Parcel *in) { 628 switch (msg) { 629 case MEDIA_PLAYBACK_COMPLETE: 630 { 631 if (mState != STATE_RESET_IN_PROGRESS) { 632 if (mLooping || (mAutoLoop 633 && (mAudioSink == NULL || mAudioSink->realtime()))) { 634 mPlayer->seekToAsync(0); 635 break; 636 } 637 638 mPlayer->pause(); 639 mState = STATE_PAUSED; 640 } 641 // fall through 642 } 643 644 case MEDIA_ERROR: 645 { 646 mAtEOS = true; 647 setPauseStartedTimeIfNeeded(); 648 break; 649 } 650 651 default: 652 break; 653 } 654 655 mLock.unlock(); 656 sendEvent(msg, ext1, ext2, in); 657 mLock.lock(); 658} 659 660void NuPlayerDriver::notifySetDataSourceCompleted(status_t err) { 661 Mutex::Autolock autoLock(mLock); 662 663 CHECK_EQ(mState, STATE_SET_DATASOURCE_PENDING); 664 665 mAsyncResult = err; 666 mState = (err == OK) ? STATE_UNPREPARED : STATE_IDLE; 667 mCondition.broadcast(); 668} 669 670void NuPlayerDriver::notifyPrepareCompleted(status_t err) { 671 Mutex::Autolock autoLock(mLock); 672 673 if (mState != STATE_PREPARING) { 674 // We were preparing asynchronously when the client called 675 // reset(), we sent a premature "prepared" notification and 676 // then initiated the reset. This notification is stale. 677 CHECK(mState == STATE_RESET_IN_PROGRESS || mState == STATE_IDLE); 678 return; 679 } 680 681 CHECK_EQ(mState, STATE_PREPARING); 682 683 mAsyncResult = err; 684 685 if (err == OK) { 686 // update state before notifying client, so that if client calls back into NuPlayerDriver 687 // in response, NuPlayerDriver has the right state 688 mState = STATE_PREPARED; 689 if (mIsAsyncPrepare) { 690 notifyListener_l(MEDIA_PREPARED); 691 } 692 } else { 693 mState = STATE_UNPREPARED; 694 if (mIsAsyncPrepare) { 695 notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 696 } 697 } 698 699 sp<MetaData> meta = mPlayer->getFileMeta(); 700 int32_t loop; 701 if (meta != NULL 702 && meta->findInt32(kKeyAutoLoop, &loop) && loop != 0) { 703 mAutoLoop = true; 704 } 705 706 mCondition.broadcast(); 707} 708 709void NuPlayerDriver::notifyFlagsChanged(uint32_t flags) { 710 Mutex::Autolock autoLock(mLock); 711 712 mPlayerFlags = flags; 713} 714 715void NuPlayerDriver::setPauseStartedTimeIfNeeded() { 716 if (mPauseStartedTimeUs == -1) { 717 mPauseStartedTimeUs = ALooper::GetNowUs(); 718 } 719} 720 721} // namespace android 722