NuPlayerDriver.cpp revision 84333e0475bc911adc16417f4ca327c975cf6c36
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 mNumFramesTotal(0), 41 mNumFramesDropped(0), 42 mLooper(new ALooper), 43 mPlayerFlags(0), 44 mAtEOS(false), 45 mStartupSeekTimeUs(-1) { 46 mLooper->setName("NuPlayerDriver Looper"); 47 48 mLooper->start( 49 false, /* runOnCallingThread */ 50 true, /* canCallJava */ 51 PRIORITY_AUDIO); 52 53 mPlayer = new NuPlayer; 54 mLooper->registerHandler(mPlayer); 55 56 mPlayer->setDriver(this); 57} 58 59NuPlayerDriver::~NuPlayerDriver() { 60 mLooper->stop(); 61} 62 63status_t NuPlayerDriver::initCheck() { 64 return OK; 65} 66 67status_t NuPlayerDriver::setUID(uid_t uid) { 68 mPlayer->setUID(uid); 69 70 return OK; 71} 72 73status_t NuPlayerDriver::setDataSource( 74 const sp<IMediaHTTPService> &httpService, 75 const char *url, 76 const KeyedVector<String8, String8> *headers) { 77 Mutex::Autolock autoLock(mLock); 78 79 if (mState != STATE_IDLE) { 80 return INVALID_OPERATION; 81 } 82 83 mState = STATE_SET_DATASOURCE_PENDING; 84 85 mPlayer->setDataSourceAsync(httpService, url, headers); 86 87 while (mState == STATE_SET_DATASOURCE_PENDING) { 88 mCondition.wait(mLock); 89 } 90 91 return mAsyncResult; 92} 93 94status_t NuPlayerDriver::setDataSource(int fd, int64_t offset, int64_t length) { 95 Mutex::Autolock autoLock(mLock); 96 97 if (mState != STATE_IDLE) { 98 return INVALID_OPERATION; 99 } 100 101 mState = STATE_SET_DATASOURCE_PENDING; 102 103 mPlayer->setDataSourceAsync(fd, offset, length); 104 105 while (mState == STATE_SET_DATASOURCE_PENDING) { 106 mCondition.wait(mLock); 107 } 108 109 return mAsyncResult; 110} 111 112status_t NuPlayerDriver::setDataSource(const sp<IStreamSource> &source) { 113 Mutex::Autolock autoLock(mLock); 114 115 if (mState != STATE_IDLE) { 116 return INVALID_OPERATION; 117 } 118 119 mState = STATE_SET_DATASOURCE_PENDING; 120 121 mPlayer->setDataSourceAsync(source); 122 123 while (mState == STATE_SET_DATASOURCE_PENDING) { 124 mCondition.wait(mLock); 125 } 126 127 return mAsyncResult; 128} 129 130status_t NuPlayerDriver::setVideoSurfaceTexture( 131 const sp<IGraphicBufferProducer> &bufferProducer) { 132 Mutex::Autolock autoLock(mLock); 133 134 if (mSetSurfaceInProgress) { 135 return INVALID_OPERATION; 136 } 137 138 switch (mState) { 139 case STATE_SET_DATASOURCE_PENDING: 140 case STATE_RESET_IN_PROGRESS: 141 return INVALID_OPERATION; 142 143 default: 144 break; 145 } 146 147 mSetSurfaceInProgress = true; 148 149 mPlayer->setVideoSurfaceTextureAsync(bufferProducer); 150 151 while (mSetSurfaceInProgress) { 152 mCondition.wait(mLock); 153 } 154 155 return OK; 156} 157 158status_t NuPlayerDriver::prepare() { 159 Mutex::Autolock autoLock(mLock); 160 return prepare_l(); 161} 162 163status_t NuPlayerDriver::prepare_l() { 164 switch (mState) { 165 case STATE_UNPREPARED: 166 mState = STATE_PREPARING; 167 168 // Make sure we're not posting any notifications, success or 169 // failure information is only communicated through our result 170 // code. 171 mIsAsyncPrepare = false; 172 mPlayer->prepareAsync(); 173 while (mState == STATE_PREPARING) { 174 mCondition.wait(mLock); 175 } 176 return (mState == STATE_PREPARED) ? OK : UNKNOWN_ERROR; 177 default: 178 return INVALID_OPERATION; 179 }; 180} 181 182status_t NuPlayerDriver::prepareAsync() { 183 Mutex::Autolock autoLock(mLock); 184 185 switch (mState) { 186 case STATE_UNPREPARED: 187 mState = STATE_PREPARING; 188 mIsAsyncPrepare = true; 189 mPlayer->prepareAsync(); 190 return OK; 191 default: 192 return INVALID_OPERATION; 193 }; 194} 195 196status_t NuPlayerDriver::start() { 197 Mutex::Autolock autoLock(mLock); 198 199 switch (mState) { 200 case STATE_UNPREPARED: 201 { 202 status_t err = prepare_l(); 203 204 if (err != OK) { 205 return err; 206 } 207 208 CHECK_EQ(mState, STATE_PREPARED); 209 210 // fall through 211 } 212 213 case STATE_PREPARED: 214 { 215 mAtEOS = false; 216 mPlayer->start(); 217 218 if (mStartupSeekTimeUs >= 0) { 219 if (mStartupSeekTimeUs == 0) { 220 notifySeekComplete(); 221 } else { 222 mPlayer->seekToAsync(mStartupSeekTimeUs); 223 } 224 225 mStartupSeekTimeUs = -1; 226 } 227 break; 228 } 229 230 case STATE_RUNNING: 231 break; 232 233 case STATE_PAUSED: 234 { 235 mPlayer->resume(); 236 break; 237 } 238 239 default: 240 return INVALID_OPERATION; 241 } 242 243 mState = STATE_RUNNING; 244 245 return OK; 246} 247 248status_t NuPlayerDriver::stop() { 249 return pause(); 250} 251 252status_t NuPlayerDriver::pause() { 253 Mutex::Autolock autoLock(mLock); 254 255 switch (mState) { 256 case STATE_PAUSED: 257 case STATE_PREPARED: 258 return OK; 259 260 case STATE_RUNNING: 261 notifyListener(MEDIA_PAUSED); 262 mPlayer->pause(); 263 break; 264 265 default: 266 return INVALID_OPERATION; 267 } 268 269 mState = STATE_PAUSED; 270 271 return OK; 272} 273 274bool NuPlayerDriver::isPlaying() { 275 return mState == STATE_RUNNING && !mAtEOS; 276} 277 278status_t NuPlayerDriver::seekTo(int msec) { 279 Mutex::Autolock autoLock(mLock); 280 281 int64_t seekTimeUs = msec * 1000ll; 282 283 switch (mState) { 284 case STATE_PREPARED: 285 { 286 mStartupSeekTimeUs = seekTimeUs; 287 break; 288 } 289 290 case STATE_RUNNING: 291 case STATE_PAUSED: 292 { 293 mAtEOS = false; 294 // seeks can take a while, so we essentially paused 295 notifyListener(MEDIA_PAUSED); 296 mPlayer->seekToAsync(seekTimeUs); 297 break; 298 } 299 300 default: 301 return INVALID_OPERATION; 302 } 303 304 return OK; 305} 306 307status_t NuPlayerDriver::getCurrentPosition(int *msec) { 308 Mutex::Autolock autoLock(mLock); 309 310 if (mPositionUs < 0) { 311 *msec = 0; 312 } else { 313 *msec = (mPositionUs + 500ll) / 1000; 314 } 315 316 return OK; 317} 318 319status_t NuPlayerDriver::getDuration(int *msec) { 320 Mutex::Autolock autoLock(mLock); 321 322 if (mDurationUs < 0) { 323 return UNKNOWN_ERROR; 324 } 325 326 *msec = (mDurationUs + 500ll) / 1000; 327 328 return OK; 329} 330 331status_t NuPlayerDriver::reset() { 332 Mutex::Autolock autoLock(mLock); 333 334 switch (mState) { 335 case STATE_IDLE: 336 return OK; 337 338 case STATE_SET_DATASOURCE_PENDING: 339 case STATE_RESET_IN_PROGRESS: 340 return INVALID_OPERATION; 341 342 case STATE_PREPARING: 343 { 344 CHECK(mIsAsyncPrepare); 345 346 notifyListener(MEDIA_PREPARED); 347 break; 348 } 349 350 default: 351 break; 352 } 353 354 notifyListener(MEDIA_STOPPED); 355 356 mState = STATE_RESET_IN_PROGRESS; 357 mPlayer->resetAsync(); 358 359 while (mState == STATE_RESET_IN_PROGRESS) { 360 mCondition.wait(mLock); 361 } 362 363 mDurationUs = -1; 364 mPositionUs = -1; 365 mStartupSeekTimeUs = -1; 366 367 return OK; 368} 369 370status_t NuPlayerDriver::setLooping(int /* loop */) { 371 return INVALID_OPERATION; 372} 373 374player_type NuPlayerDriver::playerType() { 375 return NU_PLAYER; 376} 377 378status_t NuPlayerDriver::invoke(const Parcel &request, Parcel *reply) { 379 if (reply == NULL) { 380 ALOGE("reply is a NULL pointer"); 381 return BAD_VALUE; 382 } 383 384 int32_t methodId; 385 status_t ret = request.readInt32(&methodId); 386 if (ret != OK) { 387 ALOGE("Failed to retrieve the requested method to invoke"); 388 return ret; 389 } 390 391 switch (methodId) { 392 case INVOKE_ID_SET_VIDEO_SCALING_MODE: 393 { 394 int mode = request.readInt32(); 395 return mPlayer->setVideoScalingMode(mode); 396 } 397 398 case INVOKE_ID_GET_TRACK_INFO: 399 { 400 return mPlayer->getTrackInfo(reply); 401 } 402 403 case INVOKE_ID_SELECT_TRACK: 404 { 405 int trackIndex = request.readInt32(); 406 return mPlayer->selectTrack(trackIndex, true /* select */); 407 } 408 409 case INVOKE_ID_UNSELECT_TRACK: 410 { 411 int trackIndex = request.readInt32(); 412 return mPlayer->selectTrack(trackIndex, false /* select */); 413 } 414 415 default: 416 { 417 return INVALID_OPERATION; 418 } 419 } 420} 421 422void NuPlayerDriver::setAudioSink(const sp<AudioSink> &audioSink) { 423 mPlayer->setAudioSink(audioSink); 424} 425 426status_t NuPlayerDriver::setParameter( 427 int /* key */, const Parcel & /* request */) { 428 return INVALID_OPERATION; 429} 430 431status_t NuPlayerDriver::getParameter(int /* key */, Parcel * /* reply */) { 432 return INVALID_OPERATION; 433} 434 435status_t NuPlayerDriver::getMetadata( 436 const media::Metadata::Filter& /* ids */, Parcel *records) { 437 Mutex::Autolock autoLock(mLock); 438 439 using media::Metadata; 440 441 Metadata meta(records); 442 443 meta.appendBool( 444 Metadata::kPauseAvailable, 445 mPlayerFlags & NuPlayer::Source::FLAG_CAN_PAUSE); 446 447 meta.appendBool( 448 Metadata::kSeekBackwardAvailable, 449 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_BACKWARD); 450 451 meta.appendBool( 452 Metadata::kSeekForwardAvailable, 453 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK_FORWARD); 454 455 meta.appendBool( 456 Metadata::kSeekAvailable, 457 mPlayerFlags & NuPlayer::Source::FLAG_CAN_SEEK); 458 459 return OK; 460} 461 462void NuPlayerDriver::notifyResetComplete() { 463 Mutex::Autolock autoLock(mLock); 464 465 CHECK_EQ(mState, STATE_RESET_IN_PROGRESS); 466 mState = STATE_IDLE; 467 mCondition.broadcast(); 468} 469 470void NuPlayerDriver::notifySetSurfaceComplete() { 471 Mutex::Autolock autoLock(mLock); 472 473 CHECK(mSetSurfaceInProgress); 474 mSetSurfaceInProgress = false; 475 476 mCondition.broadcast(); 477} 478 479void NuPlayerDriver::notifyDuration(int64_t durationUs) { 480 Mutex::Autolock autoLock(mLock); 481 mDurationUs = durationUs; 482} 483 484void NuPlayerDriver::notifyPosition(int64_t positionUs) { 485 Mutex::Autolock autoLock(mLock); 486 mPositionUs = positionUs; 487} 488 489void NuPlayerDriver::notifySeekComplete() { 490 notifyListener(MEDIA_SEEK_COMPLETE); 491} 492 493void NuPlayerDriver::notifyFrameStats( 494 int64_t numFramesTotal, int64_t numFramesDropped) { 495 Mutex::Autolock autoLock(mLock); 496 mNumFramesTotal = numFramesTotal; 497 mNumFramesDropped = numFramesDropped; 498} 499 500status_t NuPlayerDriver::dump( 501 int fd, const Vector<String16> & /* args */) const { 502 Mutex::Autolock autoLock(mLock); 503 504 FILE *out = fdopen(dup(fd), "w"); 505 506 fprintf(out, " NuPlayer\n"); 507 fprintf(out, " numFramesTotal(%" PRId64 "), numFramesDropped(%" PRId64 "), " 508 "percentageDropped(%.2f)\n", 509 mNumFramesTotal, 510 mNumFramesDropped, 511 mNumFramesTotal == 0 512 ? 0.0 : (double)mNumFramesDropped / mNumFramesTotal); 513 514 fclose(out); 515 out = NULL; 516 517 return OK; 518} 519 520void NuPlayerDriver::notifyListener( 521 int msg, int ext1, int ext2, const Parcel *in) { 522 if (msg == MEDIA_PLAYBACK_COMPLETE || msg == MEDIA_ERROR) { 523 mAtEOS = true; 524 } 525 526 sendEvent(msg, ext1, ext2, in); 527} 528 529void NuPlayerDriver::notifySetDataSourceCompleted(status_t err) { 530 Mutex::Autolock autoLock(mLock); 531 532 CHECK_EQ(mState, STATE_SET_DATASOURCE_PENDING); 533 534 mAsyncResult = err; 535 mState = (err == OK) ? STATE_UNPREPARED : STATE_IDLE; 536 mCondition.broadcast(); 537} 538 539void NuPlayerDriver::notifyPrepareCompleted(status_t err) { 540 Mutex::Autolock autoLock(mLock); 541 542 if (mState != STATE_PREPARING) { 543 // We were preparing asynchronously when the client called 544 // reset(), we sent a premature "prepared" notification and 545 // then initiated the reset. This notification is stale. 546 CHECK(mState == STATE_RESET_IN_PROGRESS || mState == STATE_IDLE); 547 return; 548 } 549 550 CHECK_EQ(mState, STATE_PREPARING); 551 552 mAsyncResult = err; 553 554 if (err == OK) { 555 if (mIsAsyncPrepare) { 556 notifyListener(MEDIA_PREPARED); 557 } 558 mState = STATE_PREPARED; 559 } else { 560 if (mIsAsyncPrepare) { 561 notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err); 562 } 563 mState = STATE_UNPREPARED; 564 } 565 566 mCondition.broadcast(); 567} 568 569void NuPlayerDriver::notifyFlagsChanged(uint32_t flags) { 570 Mutex::Autolock autoLock(mLock); 571 572 mPlayerFlags = flags; 573} 574 575} // namespace android 576