NuPlayerDriver.cpp revision f83408b41bbd796b7923d719e7e3799ddc7acaff
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 status_t ret = mPlayer->getCurrentPosition(&tempUs); 384 385 Mutex::Autolock autoLock(mLock); 386 // We need to check mSeekInProgress here because mPlayer->seekToAsync is an async call, which 387 // means getCurrentPosition can be called before seek is completed. Iow, renderer may return a 388 // position value that's different the seek to position. 389 if (ret != OK || mSeekInProgress) { 390 tempUs = (mPositionUs <= 0) ? 0 : mPositionUs; 391 } else { 392 mPositionUs = tempUs; 393 } 394 *msec = (int)divRound(tempUs, (int64_t)(1000)); 395 return OK; 396} 397 398status_t NuPlayerDriver::getDuration(int *msec) { 399 Mutex::Autolock autoLock(mLock); 400 401 if (mDurationUs < 0) { 402 return UNKNOWN_ERROR; 403 } 404 405 *msec = (mDurationUs + 500ll) / 1000; 406 407 return OK; 408} 409 410status_t NuPlayerDriver::reset() { 411 ALOGD("reset(%p)", this); 412 Mutex::Autolock autoLock(mLock); 413 414 switch (mState) { 415 case STATE_IDLE: 416 return OK; 417 418 case STATE_SET_DATASOURCE_PENDING: 419 case STATE_RESET_IN_PROGRESS: 420 return INVALID_OPERATION; 421 422 case STATE_PREPARING: 423 { 424 CHECK(mIsAsyncPrepare); 425 426 notifyListener_l(MEDIA_PREPARED); 427 break; 428 } 429 430 default: 431 break; 432 } 433 434 if (mState != STATE_STOPPED) { 435 notifyListener_l(MEDIA_STOPPED); 436 } 437 438 mState = STATE_RESET_IN_PROGRESS; 439 mPlayer->resetAsync(); 440 441 while (mState == STATE_RESET_IN_PROGRESS) { 442 mCondition.wait(mLock); 443 } 444 445 mDurationUs = -1; 446 mPositionUs = -1; 447 mStartupSeekTimeUs = -1; 448 mLooping = false; 449 450 return OK; 451} 452 453status_t NuPlayerDriver::setLooping(int loop) { 454 mLooping = loop != 0; 455 return OK; 456} 457 458player_type NuPlayerDriver::playerType() { 459 return NU_PLAYER; 460} 461 462status_t NuPlayerDriver::invoke(const Parcel &request, Parcel *reply) { 463 if (reply == NULL) { 464 ALOGE("reply is a NULL pointer"); 465 return BAD_VALUE; 466 } 467 468 int32_t methodId; 469 status_t ret = request.readInt32(&methodId); 470 if (ret != OK) { 471 ALOGE("Failed to retrieve the requested method to invoke"); 472 return ret; 473 } 474 475 switch (methodId) { 476 case INVOKE_ID_SET_VIDEO_SCALING_MODE: 477 { 478 int mode = request.readInt32(); 479 return mPlayer->setVideoScalingMode(mode); 480 } 481 482 case INVOKE_ID_GET_TRACK_INFO: 483 { 484 return mPlayer->getTrackInfo(reply); 485 } 486 487 case INVOKE_ID_SELECT_TRACK: 488 { 489 int trackIndex = request.readInt32(); 490 return mPlayer->selectTrack(trackIndex, true /* select */); 491 } 492 493 case INVOKE_ID_UNSELECT_TRACK: 494 { 495 int trackIndex = request.readInt32(); 496 return mPlayer->selectTrack(trackIndex, false /* select */); 497 } 498 499 case INVOKE_ID_GET_SELECTED_TRACK: 500 { 501 int32_t type = request.readInt32(); 502 return mPlayer->getSelectedTrack(type, reply); 503 } 504 505 default: 506 { 507 return INVALID_OPERATION; 508 } 509 } 510} 511 512void NuPlayerDriver::setAudioSink(const sp<AudioSink> &audioSink) { 513 mPlayer->setAudioSink(audioSink); 514 mAudioSink = audioSink; 515} 516 517status_t NuPlayerDriver::setParameter( 518 int /* key */, const Parcel & /* request */) { 519 return INVALID_OPERATION; 520} 521 522status_t NuPlayerDriver::getParameter(int /* key */, Parcel * /* reply */) { 523 return INVALID_OPERATION; 524} 525 526status_t NuPlayerDriver::getMetadata( 527 const media::Metadata::Filter& /* ids */, Parcel *records) { 528 Mutex::Autolock autoLock(mLock); 529 530 using media::Metadata; 531 532 Metadata meta(records); 533 534 meta.appendBool( 535 Metadata::kPauseAvailable, 536 mPlayerFlags & NuPlayer::Source::FLAG_CAN_PAUSE); 537 538 meta.appendBool( 539 Metadata::kSeekBackwardAvailable, 540 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_BACKWARD); 541 542 meta.appendBool( 543 Metadata::kSeekForwardAvailable, 544 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_FORWARD); 545 546 meta.appendBool( 547 Metadata::kSeekAvailable, 548 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK); 549 550 return OK; 551} 552 553void NuPlayerDriver::notifyResetComplete() { 554 ALOGD("notifyResetComplete(%p)", this); 555 Mutex::Autolock autoLock(mLock); 556 557 CHECK_EQ(mState, STATE_RESET_IN_PROGRESS); 558 mState = STATE_IDLE; 559 mCondition.broadcast(); 560} 561 562void NuPlayerDriver::notifySetSurfaceComplete() { 563 ALOGV("notifySetSurfaceComplete(%p)", this); 564 Mutex::Autolock autoLock(mLock); 565 566 CHECK(mSetSurfaceInProgress); 567 mSetSurfaceInProgress = false; 568 569 mCondition.broadcast(); 570} 571 572void NuPlayerDriver::notifyDuration(int64_t durationUs) { 573 Mutex::Autolock autoLock(mLock); 574 mDurationUs = durationUs; 575} 576 577void NuPlayerDriver::notifySeekComplete() { 578 ALOGV("notifySeekComplete(%p)", this); 579 Mutex::Autolock autoLock(mLock); 580 mSeekInProgress = false; 581 notifySeekComplete_l(); 582} 583 584void NuPlayerDriver::notifySeekComplete_l() { 585 bool wasSeeking = true; 586 if (mState == STATE_STOPPED_AND_PREPARING) { 587 wasSeeking = false; 588 mState = STATE_STOPPED_AND_PREPARED; 589 mCondition.broadcast(); 590 if (!mIsAsyncPrepare) { 591 // if we are preparing synchronously, no need to notify listener 592 return; 593 } 594 } else if (mState == STATE_STOPPED) { 595 // no need to notify listener 596 return; 597 } 598 notifyListener_l(wasSeeking ? MEDIA_SEEK_COMPLETE : MEDIA_PREPARED); 599} 600 601status_t NuPlayerDriver::dump( 602 int fd, const Vector<String16> & /* args */) const { 603 int64_t numFramesTotal; 604 int64_t numFramesDropped; 605 mPlayer->getStats(&numFramesTotal, &numFramesDropped); 606 607 FILE *out = fdopen(dup(fd), "w"); 608 609 fprintf(out, " NuPlayer\n"); 610 fprintf(out, " numFramesTotal(%" PRId64 "), numFramesDropped(%" PRId64 "), " 611 "percentageDropped(%.2f)\n", 612 numFramesTotal, 613 numFramesDropped, 614 numFramesTotal == 0 615 ? 0.0 : (double)numFramesDropped / numFramesTotal); 616 617 fclose(out); 618 out = NULL; 619 620 return OK; 621} 622 623void NuPlayerDriver::notifyListener( 624 int msg, int ext1, int ext2, const Parcel *in) { 625 Mutex::Autolock autoLock(mLock); 626 notifyListener_l(msg, ext1, ext2, in); 627} 628 629void NuPlayerDriver::notifyListener_l( 630 int msg, int ext1, int ext2, const Parcel *in) { 631 switch (msg) { 632 case MEDIA_PLAYBACK_COMPLETE: 633 { 634 if (mState != STATE_RESET_IN_PROGRESS) { 635 if (mLooping || (mAutoLoop 636 && (mAudioSink == NULL || mAudioSink->realtime()))) { 637 mPlayer->seekToAsync(0); 638 if (mAudioSink != NULL) { 639 // The renderer has stopped the sink at the end in order to play out 640 // the last little bit of audio. If we're looping, we need to restart it. 641 mAudioSink->start(); 642 } 643 break; 644 } 645 646 mPlayer->pause(); 647 mState = STATE_PAUSED; 648 } 649 // fall through 650 } 651 652 case MEDIA_ERROR: 653 { 654 mAtEOS = true; 655 break; 656 } 657 658 default: 659 break; 660 } 661 662 mLock.unlock(); 663 sendEvent(msg, ext1, ext2, in); 664 mLock.lock(); 665} 666 667void NuPlayerDriver::notifySetDataSourceCompleted(status_t err) { 668 Mutex::Autolock autoLock(mLock); 669 670 CHECK_EQ(mState, STATE_SET_DATASOURCE_PENDING); 671 672 mAsyncResult = err; 673 mState = (err == OK) ? STATE_UNPREPARED : STATE_IDLE; 674 mCondition.broadcast(); 675} 676 677void NuPlayerDriver::notifyPrepareCompleted(status_t err) { 678 Mutex::Autolock autoLock(mLock); 679 680 if (mState != STATE_PREPARING) { 681 // We were preparing asynchronously when the client called 682 // reset(), we sent a premature "prepared" notification and 683 // then initiated the reset. This notification is stale. 684 CHECK(mState == STATE_RESET_IN_PROGRESS || mState == STATE_IDLE); 685 return; 686 } 687 688 CHECK_EQ(mState, STATE_PREPARING); 689 690 mAsyncResult = err; 691 692 if (err == OK) { 693 // update state before notifying client, so that if client calls back into NuPlayerDriver 694 // in response, NuPlayerDriver has the right state 695 mState = STATE_PREPARED; 696 if (mIsAsyncPrepare) { 697 notifyListener_l(MEDIA_PREPARED); 698 } 699 } else { 700 mState = STATE_UNPREPARED; 701 if (mIsAsyncPrepare) { 702 notifyListener_l(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 703 } 704 } 705 706 sp<MetaData> meta = mPlayer->getFileMeta(); 707 int32_t loop; 708 if (meta != NULL 709 && meta->findInt32(kKeyAutoLoop, &loop) && loop != 0) { 710 mAutoLoop = true; 711 } 712 713 mCondition.broadcast(); 714} 715 716void NuPlayerDriver::notifyFlagsChanged(uint32_t flags) { 717 Mutex::Autolock autoLock(mLock); 718 719 mPlayerFlags = flags; 720} 721 722} // namespace android 723