AudioPlayer_to_android.cpp revision 36b700a829b7a02b873b4cd0cdb0a95342b20a31
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#include "sles_allinclusive.h" 18#include "android_prompts.h" 19#include "android/android_AudioToCbRenderer.h" 20#include "android/android_StreamPlayer.h" 21#include "android/android_LocAVPlayer.h" 22 23template class android::KeyedVector<SLuint32, android::AudioEffect* > ; 24 25#define KEY_STREAM_TYPE_PARAMSIZE sizeof(SLint32) 26 27//----------------------------------------------------------------------------- 28// FIXME this method will be absorbed into android_audioPlayer_setPlayState() once 29// bufferqueue and uri/fd playback are moved under the GenericPlayer C++ object 30SLresult aplayer_setPlayState(const android::sp<android::GenericPlayer> &ap, SLuint32 playState, 31 AndroidObjectState* pObjState) { 32 SLresult result = SL_RESULT_SUCCESS; 33 AndroidObjectState objState = *pObjState; 34 35 switch (playState) { 36 case SL_PLAYSTATE_STOPPED: 37 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_STOPPED"); 38 ap->stop(); 39 break; 40 case SL_PLAYSTATE_PAUSED: 41 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_PAUSED"); 42 switch(objState) { 43 case ANDROID_UNINITIALIZED: 44 *pObjState = ANDROID_PREPARING; 45 ap->prepare(); 46 break; 47 case ANDROID_PREPARING: 48 break; 49 case ANDROID_READY: 50 ap->pause(); 51 break; 52 default: 53 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_INVALID_OBJECT_STATE_D, playState); 54 result = SL_RESULT_INTERNAL_ERROR; 55 break; 56 } 57 break; 58 case SL_PLAYSTATE_PLAYING: { 59 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_PLAYING"); 60 switch(objState) { 61 case ANDROID_UNINITIALIZED: 62 *pObjState = ANDROID_PREPARING; 63 ap->prepare(); 64 // intended fall through 65 case ANDROID_PREPARING: 66 // intended fall through 67 case ANDROID_READY: 68 ap->play(); 69 break; 70 default: 71 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_INVALID_OBJECT_STATE_D, playState); 72 result = SL_RESULT_INTERNAL_ERROR; 73 break; 74 } 75 } 76 break; 77 default: 78 // checked by caller, should not happen 79 SL_LOGE(ERROR_SHOULDNT_BE_HERE_S, "aplayer_setPlayState"); 80 result = SL_RESULT_INTERNAL_ERROR; 81 break; 82 } 83 84 return result; 85} 86 87 88//----------------------------------------------------------------------------- 89// Callback associated with a AudioToCbRenderer of an SL ES AudioPlayer that gets its data 90// from a URI or FD, to write the decoded audio data to a buffer queue 91static size_t adecoder_writeToBufferQueue(const uint8_t *data, size_t size, void* user) { 92 size_t sizeConsumed = 0; 93 if (NULL == user) { 94 return sizeConsumed; 95 } 96 SL_LOGD("received %d bytes from decoder", size); 97 CAudioPlayer *ap = (CAudioPlayer *)user; 98 slBufferQueueCallback callback = NULL; 99 void * callbackPContext = NULL; 100 101 // push decoded data to the buffer queue 102 object_lock_exclusive(&ap->mObject); 103 104 if (ap->mBufferQueue.mState.count != 0) { 105 assert(ap->mBufferQueue.mFront != ap->mBufferQueue.mRear); 106 107 BufferHeader *oldFront = ap->mBufferQueue.mFront; 108 BufferHeader *newFront = &oldFront[1]; 109 110 uint8_t *pDest = (uint8_t *)oldFront->mBuffer + ap->mBufferQueue.mSizeConsumed; 111 if (ap->mBufferQueue.mSizeConsumed + size < oldFront->mSize) { 112 // room to consume the whole or rest of the decoded data in one shot 113 ap->mBufferQueue.mSizeConsumed += size; 114 // consume data but no callback to the BufferQueue interface here 115 memcpy (pDest, data, size); 116 sizeConsumed = size; 117 } else { 118 // push as much as possible of the decoded data into the buffer queue 119 sizeConsumed = oldFront->mSize - ap->mBufferQueue.mSizeConsumed; 120 121 // the buffer at the head of the buffer queue is full, update the state 122 ap->mBufferQueue.mSizeConsumed = 0; 123 if (newFront == &ap->mBufferQueue.mArray[ap->mBufferQueue.mNumBuffers + 1]) { 124 newFront = ap->mBufferQueue.mArray; 125 } 126 ap->mBufferQueue.mFront = newFront; 127 128 ap->mBufferQueue.mState.count--; 129 ap->mBufferQueue.mState.playIndex++; 130 // consume data 131 memcpy (pDest, data, sizeConsumed); 132 // data has been copied to the buffer, and the buffer queue state has been updated 133 // we will notify the client if applicable 134 callback = ap->mBufferQueue.mCallback; 135 // save callback data 136 callbackPContext = ap->mBufferQueue.mContext; 137 } 138 139 } else { 140 // no available buffers in the queue to write the decoded data 141 sizeConsumed = 0; 142 } 143 144 object_unlock_exclusive(&ap->mObject); 145 // notify client 146 if (NULL != callback) { 147 (*callback)(&ap->mBufferQueue.mItf, callbackPContext); 148 } 149 150 return sizeConsumed; 151} 152 153//----------------------------------------------------------------------------- 154int android_getMinFrameCount(uint32_t sampleRate) { 155 int afSampleRate; 156 if (android::AudioSystem::getOutputSamplingRate(&afSampleRate, 157 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 158 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 159 } 160 int afFrameCount; 161 if (android::AudioSystem::getOutputFrameCount(&afFrameCount, 162 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 163 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 164 } 165 uint32_t afLatency; 166 if (android::AudioSystem::getOutputLatency(&afLatency, 167 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 168 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 169 } 170 // minimum nb of buffers to cover output latency, given the size of each hardware audio buffer 171 uint32_t minBufCount = afLatency / ((1000 * afFrameCount)/afSampleRate); 172 if (minBufCount < 2) minBufCount = 2; 173 // minimum number of frames to cover output latency at the sample rate of the content 174 return (afFrameCount*sampleRate*minBufCount)/afSampleRate; 175} 176 177 178//----------------------------------------------------------------------------- 179#define LEFT_CHANNEL_MASK 0x1 << 0 180#define RIGHT_CHANNEL_MASK 0x1 << 1 181 182static void android_audioPlayer_updateStereoVolume(CAudioPlayer* ap) { 183 float leftVol = 1.0f, rightVol = 1.0f; 184 185 if (NULL == ap->mAudioTrack) { 186 return; 187 } 188 // should not be used when muted 189 if (SL_BOOLEAN_TRUE == ap->mMute) { 190 return; 191 } 192 193 int channelCount = ap->mNumChannels; 194 195 // mute has priority over solo 196 int leftAudibilityFactor = 1, rightAudibilityFactor = 1; 197 198 if (channelCount >= STEREO_CHANNELS) { 199 if (ap->mMuteMask & LEFT_CHANNEL_MASK) { 200 // left muted 201 leftAudibilityFactor = 0; 202 } else { 203 // left not muted 204 if (ap->mSoloMask & LEFT_CHANNEL_MASK) { 205 // left soloed 206 leftAudibilityFactor = 1; 207 } else { 208 // left not soloed 209 if (ap->mSoloMask & RIGHT_CHANNEL_MASK) { 210 // right solo silences left 211 leftAudibilityFactor = 0; 212 } else { 213 // left and right are not soloed, and left is not muted 214 leftAudibilityFactor = 1; 215 } 216 } 217 } 218 219 if (ap->mMuteMask & RIGHT_CHANNEL_MASK) { 220 // right muted 221 rightAudibilityFactor = 0; 222 } else { 223 // right not muted 224 if (ap->mSoloMask & RIGHT_CHANNEL_MASK) { 225 // right soloed 226 rightAudibilityFactor = 1; 227 } else { 228 // right not soloed 229 if (ap->mSoloMask & LEFT_CHANNEL_MASK) { 230 // left solo silences right 231 rightAudibilityFactor = 0; 232 } else { 233 // left and right are not soloed, and right is not muted 234 rightAudibilityFactor = 1; 235 } 236 } 237 } 238 } 239 240 // compute amplification as the combination of volume level and stereo position 241 // amplification from volume level 242 ap->mAmplFromVolLevel = sles_to_android_amplification(ap->mVolume.mLevel); 243 // amplification from direct level (changed in SLEffectSendtItf and SLAndroidEffectSendItf) 244 leftVol *= ap->mAmplFromVolLevel * ap->mAmplFromDirectLevel; 245 rightVol *= ap->mAmplFromVolLevel * ap->mAmplFromDirectLevel; 246 247 // amplification from stereo position 248 if (ap->mVolume.mEnableStereoPosition) { 249 // panning law depends on number of channels of content: stereo panning vs 2ch. balance 250 if(1 == channelCount) { 251 // stereo panning 252 double theta = (1000+ap->mVolume.mStereoPosition)*M_PI_4/1000.0f; // 0 <= theta <= Pi/2 253 ap->mAmplFromStereoPos[0] = cos(theta); 254 ap->mAmplFromStereoPos[1] = sin(theta); 255 } else { 256 // stereo balance 257 if (ap->mVolume.mStereoPosition > 0) { 258 ap->mAmplFromStereoPos[0] = (1000-ap->mVolume.mStereoPosition)/1000.0f; 259 ap->mAmplFromStereoPos[1] = 1.0f; 260 } else { 261 ap->mAmplFromStereoPos[0] = 1.0f; 262 ap->mAmplFromStereoPos[1] = (1000+ap->mVolume.mStereoPosition)/1000.0f; 263 } 264 } 265 leftVol *= ap->mAmplFromStereoPos[0]; 266 rightVol *= ap->mAmplFromStereoPos[1]; 267 } 268 269 ap->mAudioTrack->setVolume(leftVol * leftAudibilityFactor, rightVol * rightAudibilityFactor); 270 271 // changes in the AudioPlayer volume must be reflected in the send level: 272 // in SLEffectSendItf or in SLAndroidEffectSendItf? 273 // FIXME replace interface test by an internal API once we have one. 274 if (NULL != ap->mEffectSend.mItf) { 275 for (unsigned int i=0 ; i<AUX_MAX ; i++) { 276 if (ap->mEffectSend.mEnableLevels[i].mEnable) { 277 android_fxSend_setSendLevel(ap, 278 ap->mEffectSend.mEnableLevels[i].mSendLevel + ap->mVolume.mLevel); 279 // there's a single aux bus on Android, so we can stop looking once the first 280 // aux effect is found. 281 break; 282 } 283 } 284 } else if (NULL != ap->mAndroidEffectSend.mItf) { 285 android_fxSend_setSendLevel(ap, ap->mAndroidEffectSend.mSendLevel + ap->mVolume.mLevel); 286 } 287} 288 289//----------------------------------------------------------------------------- 290void audioTrack_handleMarker_lockPlay(CAudioPlayer* ap) { 291 //SL_LOGV("received event EVENT_MARKER from AudioTrack"); 292 slPlayCallback callback = NULL; 293 void* callbackPContext = NULL; 294 295 interface_lock_shared(&ap->mPlay); 296 callback = ap->mPlay.mCallback; 297 callbackPContext = ap->mPlay.mContext; 298 interface_unlock_shared(&ap->mPlay); 299 300 if (NULL != callback) { 301 // getting this event implies SL_PLAYEVENT_HEADATMARKER was set in the event mask 302 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADATMARKER); 303 } 304} 305 306//----------------------------------------------------------------------------- 307void audioTrack_handleNewPos_lockPlay(CAudioPlayer* ap) { 308 //SL_LOGV("received event EVENT_NEW_POS from AudioTrack"); 309 slPlayCallback callback = NULL; 310 void* callbackPContext = NULL; 311 312 interface_lock_shared(&ap->mPlay); 313 callback = ap->mPlay.mCallback; 314 callbackPContext = ap->mPlay.mContext; 315 interface_unlock_shared(&ap->mPlay); 316 317 if (NULL != callback) { 318 // getting this event implies SL_PLAYEVENT_HEADATNEWPOS was set in the event mask 319 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADATNEWPOS); 320 } 321} 322 323 324//----------------------------------------------------------------------------- 325void audioTrack_handleUnderrun_lockPlay(CAudioPlayer* ap) { 326 slPlayCallback callback = NULL; 327 void* callbackPContext = NULL; 328 329 interface_lock_shared(&ap->mPlay); 330 callback = ap->mPlay.mCallback; 331 callbackPContext = ap->mPlay.mContext; 332 bool headStalled = (ap->mPlay.mEventFlags & SL_PLAYEVENT_HEADSTALLED) != 0; 333 interface_unlock_shared(&ap->mPlay); 334 335 if ((NULL != callback) && headStalled) { 336 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADSTALLED); 337 } 338} 339 340 341//----------------------------------------------------------------------------- 342/** 343 * post-condition: play state of AudioPlayer is SL_PLAYSTATE_PAUSED if setPlayStateToPaused is true 344 * 345 * note: a conditional flag, setPlayStateToPaused, is used here to specify whether the play state 346 * needs to be changed when the player reaches the end of the content to play. This is 347 * relative to what the specification describes for buffer queues vs the 348 * SL_PLAYEVENT_HEADATEND event. In the OpenSL ES specification 1.0.1: 349 * - section 8.12 SLBufferQueueItf states "In the case of starvation due to insufficient 350 * buffers in the queue, the playing of audio data stops. The player remains in the 351 * SL_PLAYSTATE_PLAYING state." 352 * - section 9.2.31 SL_PLAYEVENT states "SL_PLAYEVENT_HEADATEND Playback head is at the end 353 * of the current content and the player has paused." 354 */ 355void audioPlayer_dispatch_headAtEnd_lockPlay(CAudioPlayer *ap, bool setPlayStateToPaused, 356 bool needToLock) { 357 //SL_LOGV("ap=%p, setPlayStateToPaused=%d, needToLock=%d", ap, setPlayStateToPaused, 358 // needToLock); 359 slPlayCallback playCallback = NULL; 360 void * playContext = NULL; 361 // SLPlayItf callback or no callback? 362 if (needToLock) { 363 interface_lock_exclusive(&ap->mPlay); 364 } 365 if (ap->mPlay.mEventFlags & SL_PLAYEVENT_HEADATEND) { 366 playCallback = ap->mPlay.mCallback; 367 playContext = ap->mPlay.mContext; 368 } 369 if (setPlayStateToPaused) { 370 ap->mPlay.mState = SL_PLAYSTATE_PAUSED; 371 } 372 if (needToLock) { 373 interface_unlock_exclusive(&ap->mPlay); 374 } 375 // callback with no lock held 376 if (NULL != playCallback) { 377 (*playCallback)(&ap->mPlay.mItf, playContext, SL_PLAYEVENT_HEADATEND); 378 } 379 380} 381 382 383//----------------------------------------------------------------------------- 384/** 385 * pre-condition: AudioPlayer has SLPrefetchStatusItf initialized 386 * post-condition: 387 * - ap->mPrefetchStatus.mStatus == status 388 * - the prefetch status callback, if any, has been notified if a change occurred 389 * 390 */ 391void audioPlayer_dispatch_prefetchStatus_lockPrefetch(CAudioPlayer *ap, SLuint32 status, 392 bool needToLock) { 393 slPrefetchCallback prefetchCallback = NULL; 394 void * prefetchContext = NULL; 395 396 if (needToLock) { 397 interface_lock_exclusive(&ap->mPrefetchStatus); 398 } 399 // status change? 400 if (ap->mPrefetchStatus.mStatus != status) { 401 ap->mPrefetchStatus.mStatus = status; 402 // callback or no callback? 403 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE) { 404 prefetchCallback = ap->mPrefetchStatus.mCallback; 405 prefetchContext = ap->mPrefetchStatus.mContext; 406 } 407 } 408 if (needToLock) { 409 interface_unlock_exclusive(&ap->mPrefetchStatus); 410 } 411 412 // callback with no lock held 413 if (NULL != prefetchCallback) { 414 (*prefetchCallback)(&ap->mPrefetchStatus.mItf, prefetchContext, status); 415 } 416} 417 418 419//----------------------------------------------------------------------------- 420SLresult audioPlayer_setStreamType(CAudioPlayer* ap, SLint32 type) { 421 SLresult result = SL_RESULT_SUCCESS; 422 SL_LOGV("type %ld", type); 423 424 int newStreamType = ANDROID_DEFAULT_OUTPUT_STREAM_TYPE; 425 switch(type) { 426 case SL_ANDROID_STREAM_VOICE: 427 newStreamType = android::AudioSystem::VOICE_CALL; 428 break; 429 case SL_ANDROID_STREAM_SYSTEM: 430 newStreamType = android::AudioSystem::SYSTEM; 431 break; 432 case SL_ANDROID_STREAM_RING: 433 newStreamType = android::AudioSystem::RING; 434 break; 435 case SL_ANDROID_STREAM_MEDIA: 436 newStreamType = android::AudioSystem::MUSIC; 437 break; 438 case SL_ANDROID_STREAM_ALARM: 439 newStreamType = android::AudioSystem::ALARM; 440 break; 441 case SL_ANDROID_STREAM_NOTIFICATION: 442 newStreamType = android::AudioSystem::NOTIFICATION; 443 break; 444 default: 445 SL_LOGE(ERROR_PLAYERSTREAMTYPE_SET_UNKNOWN_TYPE); 446 result = SL_RESULT_PARAMETER_INVALID; 447 break; 448 } 449 450 // stream type needs to be set before the object is realized 451 // (ap->mAudioTrack is supposed to be NULL until then) 452 if (SL_OBJECT_STATE_UNREALIZED != ap->mObject.mState) { 453 SL_LOGE(ERROR_PLAYERSTREAMTYPE_REALIZED); 454 result = SL_RESULT_PRECONDITIONS_VIOLATED; 455 } else { 456 ap->mStreamType = newStreamType; 457 } 458 459 return result; 460} 461 462 463//----------------------------------------------------------------------------- 464SLresult audioPlayer_getStreamType(CAudioPlayer* ap, SLint32 *pType) { 465 SLresult result = SL_RESULT_SUCCESS; 466 467 switch(ap->mStreamType) { 468 case android::AudioSystem::VOICE_CALL: 469 *pType = SL_ANDROID_STREAM_VOICE; 470 break; 471 case android::AudioSystem::SYSTEM: 472 *pType = SL_ANDROID_STREAM_SYSTEM; 473 break; 474 case android::AudioSystem::RING: 475 *pType = SL_ANDROID_STREAM_RING; 476 break; 477 case android::AudioSystem::DEFAULT: 478 case android::AudioSystem::MUSIC: 479 *pType = SL_ANDROID_STREAM_MEDIA; 480 break; 481 case android::AudioSystem::ALARM: 482 *pType = SL_ANDROID_STREAM_ALARM; 483 break; 484 case android::AudioSystem::NOTIFICATION: 485 *pType = SL_ANDROID_STREAM_NOTIFICATION; 486 break; 487 default: 488 result = SL_RESULT_INTERNAL_ERROR; 489 *pType = SL_ANDROID_STREAM_MEDIA; 490 break; 491 } 492 493 return result; 494} 495 496 497//----------------------------------------------------------------------------- 498void audioPlayer_auxEffectUpdate(CAudioPlayer* ap) { 499 if ((NULL != ap->mAudioTrack) && (ap->mAuxEffect != 0)) { 500 android_fxSend_attach(ap, true, ap->mAuxEffect, ap->mVolume.mLevel + ap->mAuxSendLevel); 501 } 502} 503 504 505//----------------------------------------------------------------------------- 506void audioPlayer_setInvalid(CAudioPlayer* ap) { 507 ap->mAndroidObjType = INVALID_TYPE; 508 ap->mpLock = NULL; 509 ap->mPlaybackRate.mCapabilities = 0; 510} 511 512 513//----------------------------------------------------------------------------- 514/* 515 * returns true if the given data sink is supported by AudioPlayer that don't 516 * play to an OutputMix object, false otherwise 517 * 518 * pre-condition: the locator of the audio sink is not SL_DATALOCATOR_OUTPUTMIX 519 */ 520bool audioPlayer_isSupportedNonOutputMixSink(const SLDataSink* pAudioSink) { 521 bool result = true; 522 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSink->pLocator; 523 const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSink->pFormat; 524 525 switch (sinkLocatorType) { 526 527 case SL_DATALOCATOR_BUFFERQUEUE: 528 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 529 if (SL_DATAFORMAT_PCM != sinkFormatType) { 530 SL_LOGE("Unsupported sink format 0x%x, expected SL_DATAFORMAT_PCM", 531 (unsigned)sinkFormatType); 532 result = false; 533 } 534 // it's no use checking the PCM format fields because additional characteristics 535 // such as the number of channels, or sample size are unknown to the player at this stage 536 break; 537 538 default: 539 SL_LOGE("Unsupported sink locator type 0x%x", (unsigned)sinkLocatorType); 540 result = false; 541 break; 542 } 543 544 return result; 545} 546 547 548//----------------------------------------------------------------------------- 549/* 550 * returns the Android object type if the locator type combinations for the source and sinks 551 * are supported by this implementation, INVALID_TYPE otherwise 552 */ 553AndroidObjectType audioPlayer_getAndroidObjectTypeForSourceSink(CAudioPlayer *ap) { 554 555 const SLDataSource *pAudioSrc = &ap->mDataSource.u.mSource; 556 const SLDataSink *pAudioSnk = &ap->mDataSink.u.mSink; 557 const SLuint32 sourceLocatorType = *(SLuint32 *)pAudioSrc->pLocator; 558 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator; 559 AndroidObjectType type = INVALID_TYPE; 560 561 //-------------------------------------- 562 // Sink / source matching check: 563 // the following source / sink combinations are supported 564 // SL_DATALOCATOR_BUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 565 // SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 566 // SL_DATALOCATOR_URI / SL_DATALOCATOR_OUTPUTMIX 567 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_OUTPUTMIX 568 // SL_DATALOCATOR_ANDROIDBUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 569 // SL_DATALOCATOR_URI / SL_DATALOCATOR_BUFFERQUEUE 570 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_BUFFERQUEUE 571 // SL_DATALOCATOR_URI / SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 572 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 573 switch (sinkLocatorType) { 574 575 case SL_DATALOCATOR_OUTPUTMIX: { 576 switch (sourceLocatorType) { 577 578 // Buffer Queue to AudioTrack 579 case SL_DATALOCATOR_BUFFERQUEUE: 580 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 581 type = AUDIOPLAYER_FROM_PCM_BUFFERQUEUE; 582 break; 583 584 // URI or FD to MediaPlayer 585 case SL_DATALOCATOR_URI: 586 case SL_DATALOCATOR_ANDROIDFD: 587 type = AUDIOPLAYER_FROM_URIFD; 588 break; 589 590 // Android BufferQueue to MediaPlayer (shared memory streaming) 591 case SL_DATALOCATOR_ANDROIDBUFFERQUEUE: 592 type = AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE; 593 break; 594 595 default: 596 SL_LOGE("Source data locator 0x%x not supported with SL_DATALOCATOR_OUTPUTMIX sink", 597 (unsigned)sourceLocatorType); 598 break; 599 } 600 } 601 break; 602 603 case SL_DATALOCATOR_BUFFERQUEUE: 604 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 605 switch (sourceLocatorType) { 606 607 // URI or FD decoded to PCM in a buffer queue 608 case SL_DATALOCATOR_URI: 609 case SL_DATALOCATOR_ANDROIDFD: 610 type = AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE; 611 break; 612 613 default: 614 SL_LOGE("Source data locator 0x%x not supported with SL_DATALOCATOR_BUFFERQUEUE sink", 615 (unsigned)sourceLocatorType); 616 break; 617 } 618 break; 619 620 default: 621 SL_LOGE("Sink data locator 0x%x not supported", (unsigned)sinkLocatorType); 622 break; 623 } 624 625 return type; 626} 627 628 629//----------------------------------------------------------------------------- 630// Callback associated with an SfPlayer of an SL ES AudioPlayer that gets its data 631// from a URI or FD, for prepare and prefetch events 632static void sfplayer_handlePrefetchEvent(int event, int data1, int data2, void* user) { 633 if (NULL == user) { 634 return; 635 } 636 637 CAudioPlayer *ap = (CAudioPlayer *)user; 638 //SL_LOGV("received event %d, data %d from SfAudioPlayer", event, data1); 639 switch(event) { 640 641 case android::GenericPlayer::kEventPrepared: { 642 643 if (PLAYER_SUCCESS != data1) { 644 object_lock_exclusive(&ap->mObject); 645 646 ap->mAudioTrack = NULL; 647 ap->mNumChannels = 0; 648 ap->mSampleRateMilliHz = 0; 649 ap->mAndroidObjState = ANDROID_UNINITIALIZED; 650 651 object_unlock_exclusive(&ap->mObject); 652 653 // SfPlayer prepare() failed prefetching, there is no event in SLPrefetchStatus to 654 // indicate a prefetch error, so we signal it by sending simulataneously two events: 655 // - SL_PREFETCHEVENT_FILLLEVELCHANGE with a level of 0 656 // - SL_PREFETCHEVENT_STATUSCHANGE with a status of SL_PREFETCHSTATUS_UNDERFLOW 657 SL_LOGE(ERROR_PLAYER_PREFETCH_d, data1); 658 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 659 break; 660 } 661 662 slPrefetchCallback callback = NULL; 663 void* callbackPContext = NULL; 664 665 interface_lock_exclusive(&ap->mPrefetchStatus); 666 ap->mPrefetchStatus.mLevel = 0; 667 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW; 668 if ((ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_FILLLEVELCHANGE) 669 && (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE)) { 670 callback = ap->mPrefetchStatus.mCallback; 671 callbackPContext = ap->mPrefetchStatus.mContext; 672 } 673 interface_unlock_exclusive(&ap->mPrefetchStatus); 674 675 // callback with no lock held 676 if (NULL != callback) { 677 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, 678 SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE); 679 } 680 681 682 } else { 683 object_lock_exclusive(&ap->mObject); 684 685 if (AUDIOPLAYER_FROM_URIFD == ap->mAndroidObjType) { 686 //************************************** 687 // FIXME move under GenericMediaPlayer 688#if 0 689 ap->mAudioTrack = ap->mSfPlayer->getAudioTrack(); 690 ap->mNumChannels = ap->mSfPlayer->getNumChannels(); 691 ap->mSampleRateMilliHz = 692 android_to_sles_sampleRate(ap->mSfPlayer->getSampleRateHz()); 693 ap->mSfPlayer->startPrefetch_async(); 694 // update the new track with the current settings 695 audioPlayer_auxEffectUpdate(ap); 696 android_audioPlayer_useEventMask(ap); 697 android_audioPlayer_volumeUpdate(ap); 698 android_audioPlayer_setPlayRate(ap, ap->mPlaybackRate.mRate, false /*lockAP*/); 699#endif 700 } else if (AUDIOPLAYER_FROM_PCM_BUFFERQUEUE == ap->mAndroidObjType) { 701 ((android::AudioToCbRenderer*)ap->mAPlayer.get())->startPrefetch_async(); 702 } else if (AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE == ap->mAndroidObjType) { 703 SL_LOGD("Received SfPlayer::kEventPrepared from AVPlayer for CAudioPlayer %p", ap); 704 } 705 706 ap->mAndroidObjState = ANDROID_READY; 707 708 object_unlock_exclusive(&ap->mObject); 709 } 710 711 } 712 break; 713 714 case android::GenericPlayer::kEventPrefetchFillLevelUpdate : { 715 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 716 break; 717 } 718 slPrefetchCallback callback = NULL; 719 void* callbackPContext = NULL; 720 721 // SLPrefetchStatusItf callback or no callback? 722 interface_lock_exclusive(&ap->mPrefetchStatus); 723 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_FILLLEVELCHANGE) { 724 callback = ap->mPrefetchStatus.mCallback; 725 callbackPContext = ap->mPrefetchStatus.mContext; 726 } 727 ap->mPrefetchStatus.mLevel = (SLpermille)data1; 728 interface_unlock_exclusive(&ap->mPrefetchStatus); 729 730 // callback with no lock held 731 if (NULL != callback) { 732 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, 733 SL_PREFETCHEVENT_FILLLEVELCHANGE); 734 } 735 } 736 break; 737 738 case android::GenericPlayer::kEventPrefetchStatusChange: { 739 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 740 break; 741 } 742 slPrefetchCallback callback = NULL; 743 void* callbackPContext = NULL; 744 745 // SLPrefetchStatusItf callback or no callback? 746 object_lock_exclusive(&ap->mObject); 747 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE) { 748 callback = ap->mPrefetchStatus.mCallback; 749 callbackPContext = ap->mPrefetchStatus.mContext; 750 } 751 if (data1 >= android::kStatusIntermediate) { 752 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_SUFFICIENTDATA; 753 ap->mAndroidObjState = ANDROID_READY; 754 } else if (data1 < android::kStatusIntermediate) { 755 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW; 756 } 757 object_unlock_exclusive(&ap->mObject); 758 759 // callback with no lock held 760 if (NULL != callback) { 761 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, SL_PREFETCHEVENT_STATUSCHANGE); 762 } 763 } 764 break; 765 766 case android::GenericPlayer::kEventEndOfStream: { 767 audioPlayer_dispatch_headAtEnd_lockPlay(ap, true /*set state to paused?*/, true); 768 if ((NULL != ap->mAudioTrack) && (!ap->mSeek.mLoopEnabled)) { 769 ap->mAudioTrack->stop(); 770 } 771 } 772 break; 773 774 default: 775 break; 776 } 777} 778 779 780//----------------------------------------------------------------------------- 781SLresult android_audioPlayer_checkSourceSink(CAudioPlayer *pAudioPlayer) 782{ 783 // verify that the locator types for the source / sink combination is supported 784 pAudioPlayer->mAndroidObjType = audioPlayer_getAndroidObjectTypeForSourceSink(pAudioPlayer); 785 if (INVALID_TYPE == pAudioPlayer->mAndroidObjType) { 786 return SL_RESULT_PARAMETER_INVALID; 787 } 788 789 const SLDataSource *pAudioSrc = &pAudioPlayer->mDataSource.u.mSource; 790 const SLDataSink *pAudioSnk = &pAudioPlayer->mDataSink.u.mSink; 791 792 // format check: 793 const SLuint32 sourceLocatorType = *(SLuint32 *)pAudioSrc->pLocator; 794 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator; 795 const SLuint32 sourceFormatType = *(SLuint32 *)pAudioSrc->pFormat; 796 const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSnk->pFormat; 797 798 switch (sourceLocatorType) { 799 //------------------ 800 // Buffer Queues 801 case SL_DATALOCATOR_BUFFERQUEUE: 802 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 803 { 804 SLDataLocator_BufferQueue *dl_bq = (SLDataLocator_BufferQueue *) pAudioSrc->pLocator; 805 806 // Buffer format 807 switch (sourceFormatType) { 808 // currently only PCM buffer queues are supported, 809 case SL_DATAFORMAT_PCM: { 810 SLDataFormat_PCM *df_pcm = (SLDataFormat_PCM *) pAudioSrc->pFormat; 811 switch (df_pcm->numChannels) { 812 case 1: 813 case 2: 814 break; 815 default: 816 // this should have already been rejected by checkDataFormat 817 SL_LOGE("Cannot create audio player: unsupported " \ 818 "PCM data source with %u channels", (unsigned) df_pcm->numChannels); 819 return SL_RESULT_CONTENT_UNSUPPORTED; 820 } 821 switch (df_pcm->samplesPerSec) { 822 case SL_SAMPLINGRATE_8: 823 case SL_SAMPLINGRATE_11_025: 824 case SL_SAMPLINGRATE_12: 825 case SL_SAMPLINGRATE_16: 826 case SL_SAMPLINGRATE_22_05: 827 case SL_SAMPLINGRATE_24: 828 case SL_SAMPLINGRATE_32: 829 case SL_SAMPLINGRATE_44_1: 830 case SL_SAMPLINGRATE_48: 831 break; 832 case SL_SAMPLINGRATE_64: 833 case SL_SAMPLINGRATE_88_2: 834 case SL_SAMPLINGRATE_96: 835 case SL_SAMPLINGRATE_192: 836 default: 837 SL_LOGE("Cannot create audio player: unsupported sample rate %u milliHz", 838 (unsigned) df_pcm->samplesPerSec); 839 return SL_RESULT_CONTENT_UNSUPPORTED; 840 } 841 switch (df_pcm->bitsPerSample) { 842 case SL_PCMSAMPLEFORMAT_FIXED_8: 843 // FIXME We should support this 844 //SL_LOGE("Cannot create audio player: unsupported 8-bit data"); 845 //return SL_RESULT_CONTENT_UNSUPPORTED; 846 case SL_PCMSAMPLEFORMAT_FIXED_16: 847 break; 848 // others 849 default: 850 // this should have already been rejected by checkDataFormat 851 SL_LOGE("Cannot create audio player: unsupported sample bit depth %lu", 852 (SLuint32)df_pcm->bitsPerSample); 853 return SL_RESULT_CONTENT_UNSUPPORTED; 854 } 855 switch (df_pcm->containerSize) { 856 case 8: 857 case 16: 858 break; 859 // others 860 default: 861 SL_LOGE("Cannot create audio player: unsupported container size %u", 862 (unsigned) df_pcm->containerSize); 863 return SL_RESULT_CONTENT_UNSUPPORTED; 864 } 865 switch (df_pcm->channelMask) { 866 // FIXME needs work 867 default: 868 break; 869 } 870 switch (df_pcm->endianness) { 871 case SL_BYTEORDER_LITTLEENDIAN: 872 break; 873 case SL_BYTEORDER_BIGENDIAN: 874 SL_LOGE("Cannot create audio player: unsupported big-endian byte order"); 875 return SL_RESULT_CONTENT_UNSUPPORTED; 876 // native is proposed but not yet in spec 877 default: 878 SL_LOGE("Cannot create audio player: unsupported byte order %u", 879 (unsigned) df_pcm->endianness); 880 return SL_RESULT_CONTENT_UNSUPPORTED; 881 } 882 } //case SL_DATAFORMAT_PCM 883 break; 884 case SL_DATAFORMAT_MIME: 885 case XA_DATAFORMAT_RAWIMAGE: 886 SL_LOGE("Cannot create audio player with buffer queue data source " 887 "without SL_DATAFORMAT_PCM format"); 888 return SL_RESULT_CONTENT_UNSUPPORTED; 889 default: 890 // invalid data format is detected earlier 891 assert(false); 892 return SL_RESULT_INTERNAL_ERROR; 893 } // switch (sourceFormatType) 894 } // case SL_DATALOCATOR_BUFFERQUEUE or SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 895 break; 896 //------------------ 897 // URI 898 case SL_DATALOCATOR_URI: 899 { 900 SLDataLocator_URI *dl_uri = (SLDataLocator_URI *) pAudioSrc->pLocator; 901 if (NULL == dl_uri->URI) { 902 return SL_RESULT_PARAMETER_INVALID; 903 } 904 // URI format 905 switch (sourceFormatType) { 906 case SL_DATAFORMAT_MIME: 907 break; 908 case SL_DATAFORMAT_PCM: 909 case XA_DATAFORMAT_RAWIMAGE: 910 SL_LOGE("Cannot create audio player with SL_DATALOCATOR_URI data source without " 911 "SL_DATAFORMAT_MIME format"); 912 return SL_RESULT_CONTENT_UNSUPPORTED; 913 } // switch (sourceFormatType) 914 // decoding format check 915 if ((sinkLocatorType != SL_DATALOCATOR_OUTPUTMIX) && 916 !audioPlayer_isSupportedNonOutputMixSink(pAudioSnk)) { 917 return SL_RESULT_CONTENT_UNSUPPORTED; 918 } 919 } // case SL_DATALOCATOR_URI 920 break; 921 //------------------ 922 // File Descriptor 923 case SL_DATALOCATOR_ANDROIDFD: 924 { 925 // fd is already non null 926 switch (sourceFormatType) { 927 case SL_DATAFORMAT_MIME: 928 break; 929 case SL_DATAFORMAT_PCM: 930 // FIXME implement 931 SL_LOGD("[ FIXME implement PCM FD data sources ]"); 932 break; 933 case XA_DATAFORMAT_RAWIMAGE: 934 SL_LOGE("Cannot create audio player with SL_DATALOCATOR_ANDROIDFD data source " 935 "without SL_DATAFORMAT_MIME or SL_DATAFORMAT_PCM format"); 936 return SL_RESULT_CONTENT_UNSUPPORTED; 937 default: 938 // invalid data format is detected earlier 939 assert(false); 940 return SL_RESULT_INTERNAL_ERROR; 941 } // switch (sourceFormatType) 942 if ((sinkLocatorType != SL_DATALOCATOR_OUTPUTMIX) && 943 !audioPlayer_isSupportedNonOutputMixSink(pAudioSnk)) { 944 return SL_RESULT_CONTENT_UNSUPPORTED; 945 } 946 } // case SL_DATALOCATOR_ANDROIDFD 947 break; 948 //------------------ 949 // Stream 950 case SL_DATALOCATOR_ANDROIDBUFFERQUEUE: 951 { 952 switch (sourceFormatType) { 953 case SL_DATAFORMAT_MIME: 954 { 955 SLDataFormat_MIME *df_mime = (SLDataFormat_MIME *) pAudioSrc->pFormat; 956 if (SL_CONTAINERTYPE_MPEG_TS != df_mime->containerType) { 957 SL_LOGE("Cannot create player with SL_DATALOCATOR_ANDROIDBUFFERQUEUE data source " 958 "that is not fed MPEG-2 TS data"); 959 return SL_RESULT_CONTENT_UNSUPPORTED; 960 } 961 } 962 break; 963 default: 964 SL_LOGE("Cannot create player with SL_DATALOCATOR_ANDROIDBUFFERQUEUE data source " 965 "without SL_DATAFORMAT_MIME format"); 966 return SL_RESULT_CONTENT_UNSUPPORTED; 967 } 968 } 969 break; // case SL_DATALOCATOR_ANDROIDBUFFERQUEUE 970 //------------------ 971 // Address 972 case SL_DATALOCATOR_ADDRESS: 973 case SL_DATALOCATOR_IODEVICE: 974 case SL_DATALOCATOR_OUTPUTMIX: 975 case XA_DATALOCATOR_NATIVEDISPLAY: 976 case SL_DATALOCATOR_MIDIBUFFERQUEUE: 977 SL_LOGE("Cannot create audio player with data locator type 0x%x", 978 (unsigned) sourceLocatorType); 979 return SL_RESULT_CONTENT_UNSUPPORTED; 980 default: 981 SL_LOGE("Cannot create audio player with invalid data locator type 0x%x", 982 (unsigned) sourceLocatorType); 983 return SL_RESULT_PARAMETER_INVALID; 984 }// switch (locatorType) 985 986 return SL_RESULT_SUCCESS; 987} 988 989 990 991//----------------------------------------------------------------------------- 992static void audioTrack_callBack_uri(int event, void* user, void *info) { 993 // EVENT_MORE_DATA needs to be handled with priority over the other events 994 // because it will be called the most often during playback 995 996 if (event == android::AudioTrack::EVENT_MORE_DATA) { 997 //SL_LOGV("received event EVENT_MORE_DATA from AudioTrack"); 998 // set size to 0 to signal we're not using the callback to write more data 999 android::AudioTrack::Buffer* pBuff = (android::AudioTrack::Buffer*)info; 1000 pBuff->size = 0; 1001 } else if (NULL != user) { 1002 CAudioPlayer *ap = (CAudioPlayer *)user; 1003 if (!ap->mAudioTrackProtector->enterCb()) { 1004 // it is not safe to enter the callback (the track is about to go away) 1005 return; 1006 } 1007 switch (event) { 1008 case android::AudioTrack::EVENT_MARKER : 1009 audioTrack_handleMarker_lockPlay(ap); 1010 break; 1011 case android::AudioTrack::EVENT_NEW_POS : 1012 audioTrack_handleNewPos_lockPlay(ap); 1013 break; 1014 case android::AudioTrack::EVENT_UNDERRUN : 1015 audioTrack_handleUnderrun_lockPlay(ap); 1016 break; 1017 case android::AudioTrack::EVENT_BUFFER_END : 1018 case android::AudioTrack::EVENT_LOOP_END : 1019 break; 1020 default: 1021 SL_LOGE("Encountered unknown AudioTrack event %d for CAudioPlayer %p", event, 1022 ap); 1023 break; 1024 } 1025 ap->mAudioTrackProtector->exitCb(); 1026 } 1027} 1028 1029//----------------------------------------------------------------------------- 1030// Callback associated with an AudioTrack of an SL ES AudioPlayer that gets its data 1031// from a buffer queue. This will not be called once the AudioTrack has been destroyed. 1032static void audioTrack_callBack_pullFromBuffQueue(int event, void* user, void *info) { 1033 CAudioPlayer *ap = (CAudioPlayer *)user; 1034 1035 if (!ap->mAudioTrackProtector->enterCb()) { 1036 // it is not safe to enter the callback (the track is about to go away) 1037 return; 1038 } 1039 1040 void * callbackPContext = NULL; 1041 switch(event) { 1042 1043 case android::AudioTrack::EVENT_MORE_DATA: { 1044 //SL_LOGV("received event EVENT_MORE_DATA from AudioTrack TID=%d", gettid()); 1045 slBufferQueueCallback callback = NULL; 1046 android::AudioTrack::Buffer* pBuff = (android::AudioTrack::Buffer*)info; 1047 1048 // retrieve data from the buffer queue 1049 interface_lock_exclusive(&ap->mBufferQueue); 1050 1051 if (ap->mBufferQueue.mState.count != 0) { 1052 //SL_LOGV("nbBuffers in queue = %lu",ap->mBufferQueue.mState.count); 1053 assert(ap->mBufferQueue.mFront != ap->mBufferQueue.mRear); 1054 1055 BufferHeader *oldFront = ap->mBufferQueue.mFront; 1056 BufferHeader *newFront = &oldFront[1]; 1057 1058 // FIXME handle 8bit based on buffer format 1059 short *pSrc = (short*)((char *)oldFront->mBuffer 1060 + ap->mBufferQueue.mSizeConsumed); 1061 if (ap->mBufferQueue.mSizeConsumed + pBuff->size < oldFront->mSize) { 1062 // can't consume the whole or rest of the buffer in one shot 1063 ap->mBufferQueue.mSizeConsumed += pBuff->size; 1064 // leave pBuff->size untouched 1065 // consume data 1066 // FIXME can we avoid holding the lock during the copy? 1067 memcpy (pBuff->i16, pSrc, pBuff->size); 1068 } else { 1069 // finish consuming the buffer or consume the buffer in one shot 1070 pBuff->size = oldFront->mSize - ap->mBufferQueue.mSizeConsumed; 1071 ap->mBufferQueue.mSizeConsumed = 0; 1072 1073 if (newFront == 1074 &ap->mBufferQueue.mArray 1075 [ap->mBufferQueue.mNumBuffers + 1]) 1076 { 1077 newFront = ap->mBufferQueue.mArray; 1078 } 1079 ap->mBufferQueue.mFront = newFront; 1080 1081 ap->mBufferQueue.mState.count--; 1082 ap->mBufferQueue.mState.playIndex++; 1083 1084 // consume data 1085 // FIXME can we avoid holding the lock during the copy? 1086 memcpy (pBuff->i16, pSrc, pBuff->size); 1087 1088 // data has been consumed, and the buffer queue state has been updated 1089 // we will notify the client if applicable 1090 callback = ap->mBufferQueue.mCallback; 1091 // save callback data 1092 callbackPContext = ap->mBufferQueue.mContext; 1093 } 1094 } else { // empty queue 1095 // signal no data available 1096 pBuff->size = 0; 1097 1098 // signal we're at the end of the content, but don't pause (see note in function) 1099 audioPlayer_dispatch_headAtEnd_lockPlay(ap, false /*set state to paused?*/, false); 1100 1101 // signal underflow to prefetch status itf 1102 if (IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 1103 audioPlayer_dispatch_prefetchStatus_lockPrefetch(ap, SL_PREFETCHSTATUS_UNDERFLOW, 1104 false); 1105 } 1106 1107 // stop the track so it restarts playing faster when new data is enqueued 1108 ap->mAudioTrack->stop(); 1109 } 1110 interface_unlock_exclusive(&ap->mBufferQueue); 1111 1112 // notify client 1113 if (NULL != callback) { 1114 (*callback)(&ap->mBufferQueue.mItf, callbackPContext); 1115 } 1116 } 1117 break; 1118 1119 case android::AudioTrack::EVENT_MARKER: 1120 //SL_LOGI("received event EVENT_MARKER from AudioTrack"); 1121 audioTrack_handleMarker_lockPlay(ap); 1122 break; 1123 1124 case android::AudioTrack::EVENT_NEW_POS: 1125 //SL_LOGI("received event EVENT_NEW_POS from AudioTrack"); 1126 audioTrack_handleNewPos_lockPlay(ap); 1127 break; 1128 1129 case android::AudioTrack::EVENT_UNDERRUN: 1130 //SL_LOGI("received event EVENT_UNDERRUN from AudioTrack"); 1131 audioTrack_handleUnderrun_lockPlay(ap); 1132 break; 1133 1134 default: 1135 // FIXME where does the notification of SL_PLAYEVENT_HEADMOVING fit? 1136 SL_LOGE("Encountered unknown AudioTrack event %d for CAudioPlayer %p", event, 1137 (CAudioPlayer *)user); 1138 break; 1139 } 1140 1141 ap->mAudioTrackProtector->exitCb(); 1142} 1143 1144 1145//----------------------------------------------------------------------------- 1146SLresult android_audioPlayer_create(CAudioPlayer *pAudioPlayer) { 1147 1148 SLresult result = SL_RESULT_SUCCESS; 1149 // pAudioPlayer->mAndroidObjType has been set in audioPlayer_getAndroidObjectTypeForSourceSink() 1150 if (INVALID_TYPE == pAudioPlayer->mAndroidObjType) { 1151 audioPlayer_setInvalid(pAudioPlayer); 1152 result = SL_RESULT_PARAMETER_INVALID; 1153 } else { 1154 1155 pAudioPlayer->mpLock = new android::Mutex(); 1156 pAudioPlayer->mAndroidObjState = ANDROID_UNINITIALIZED; 1157 pAudioPlayer->mStreamType = ANDROID_DEFAULT_OUTPUT_STREAM_TYPE; 1158 pAudioPlayer->mAudioTrack = NULL; 1159 1160 pAudioPlayer->mAudioTrackProtector = new android::AudioTrackProtector(); 1161 1162 pAudioPlayer->mSessionId = android::AudioSystem::newAudioSessionId(); 1163 1164 pAudioPlayer->mAmplFromVolLevel = 1.0f; 1165 pAudioPlayer->mAmplFromStereoPos[0] = 1.0f; 1166 pAudioPlayer->mAmplFromStereoPos[1] = 1.0f; 1167 pAudioPlayer->mDirectLevel = 0; // no attenuation 1168 pAudioPlayer->mAmplFromDirectLevel = 1.0f; // matches initial mDirectLevel value 1169 pAudioPlayer->mAuxSendLevel = 0; 1170 1171 // initialize interface-specific fields that can be used regardless of whether the 1172 // interface is exposed on the AudioPlayer or not 1173 // (empty section, as all initializations are the same as the defaults) 1174 } 1175 1176 return result; 1177} 1178 1179 1180//----------------------------------------------------------------------------- 1181SLresult android_audioPlayer_setConfig(CAudioPlayer *ap, const SLchar *configKey, 1182 const void *pConfigValue, SLuint32 valueSize) { 1183 1184 SLresult result = SL_RESULT_SUCCESS; 1185 1186 if (NULL == ap) { 1187 result = SL_RESULT_INTERNAL_ERROR; 1188 } else if (NULL == pConfigValue) { 1189 SL_LOGE(ERROR_CONFIG_NULL_PARAM); 1190 result = SL_RESULT_PARAMETER_INVALID; 1191 1192 } else if(strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_STREAM_TYPE) == 0) { 1193 1194 // stream type 1195 if (KEY_STREAM_TYPE_PARAMSIZE > valueSize) { 1196 SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW); 1197 result = SL_RESULT_PARAMETER_INVALID; 1198 } else { 1199 result = audioPlayer_setStreamType(ap, *(SLuint32*)pConfigValue); 1200 } 1201 1202 } else { 1203 SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY); 1204 result = SL_RESULT_PARAMETER_INVALID; 1205 } 1206 1207 return result; 1208} 1209 1210 1211//----------------------------------------------------------------------------- 1212SLresult android_audioPlayer_getConfig(CAudioPlayer* ap, const SLchar *configKey, 1213 SLuint32* pValueSize, void *pConfigValue) { 1214 1215 SLresult result = SL_RESULT_SUCCESS; 1216 1217 if (NULL == ap) { 1218 return SL_RESULT_INTERNAL_ERROR; 1219 } else if (NULL == pValueSize) { 1220 SL_LOGE(ERROR_CONFIG_NULL_PARAM); 1221 result = SL_RESULT_PARAMETER_INVALID; 1222 1223 } else if(strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_STREAM_TYPE) == 0) { 1224 1225 // stream type 1226 if (KEY_STREAM_TYPE_PARAMSIZE > *pValueSize) { 1227 SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW); 1228 result = SL_RESULT_PARAMETER_INVALID; 1229 } else { 1230 *pValueSize = KEY_STREAM_TYPE_PARAMSIZE; 1231 if (NULL != pConfigValue) { 1232 result = audioPlayer_getStreamType(ap, (SLint32*)pConfigValue); 1233 } 1234 } 1235 1236 } else { 1237 SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY); 1238 result = SL_RESULT_PARAMETER_INVALID; 1239 } 1240 1241 return result; 1242} 1243 1244 1245//----------------------------------------------------------------------------- 1246SLresult android_audioPlayer_realize(CAudioPlayer *pAudioPlayer, SLboolean async) { 1247 1248 SLresult result = SL_RESULT_SUCCESS; 1249 SL_LOGV("Realize pAudioPlayer=%p", pAudioPlayer); 1250 1251 switch (pAudioPlayer->mAndroidObjType) { 1252 //----------------------------------- 1253 // AudioTrack 1254 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1255 { 1256 // initialize platform-specific CAudioPlayer fields 1257 1258 SLDataLocator_BufferQueue *dl_bq = (SLDataLocator_BufferQueue *) 1259 pAudioPlayer->mDynamicSource.mDataSource; 1260 SLDataFormat_PCM *df_pcm = (SLDataFormat_PCM *) 1261 pAudioPlayer->mDynamicSource.mDataSource->pFormat; 1262 1263 uint32_t sampleRate = sles_to_android_sampleRate(df_pcm->samplesPerSec); 1264 1265 pAudioPlayer->mAudioTrack = new android::AudioTrack( 1266 pAudioPlayer->mStreamType, // streamType 1267 sampleRate, // sampleRate 1268 sles_to_android_sampleFormat(df_pcm->bitsPerSample), // format 1269 sles_to_android_channelMaskOut(df_pcm->numChannels, df_pcm->channelMask), 1270 //channel mask 1271 0, // frameCount (here min) 1272 0, // flags 1273 audioTrack_callBack_pullFromBuffQueue, // callback 1274 (void *) pAudioPlayer, // user 1275 0 // FIXME find appropriate frame count // notificationFrame 1276 , pAudioPlayer->mSessionId 1277 ); 1278 android::status_t status = pAudioPlayer->mAudioTrack->initCheck(); 1279 if (status != android::NO_ERROR) { 1280 SL_LOGE("AudioTrack::initCheck status %u", status); 1281 result = SL_RESULT_CONTENT_UNSUPPORTED; 1282 } 1283 1284 // initialize platform-independent CAudioPlayer fields 1285 1286 pAudioPlayer->mNumChannels = df_pcm->numChannels; 1287 pAudioPlayer->mSampleRateMilliHz = df_pcm->samplesPerSec; // Note: bad field name in SL ES 1288 1289 pAudioPlayer->mAndroidObjState = ANDROID_READY; 1290 } 1291 break; 1292 //----------------------------------- 1293 // MediaPlayer 1294 case AUDIOPLAYER_FROM_URIFD: { 1295 object_lock_exclusive(&pAudioPlayer->mObject); 1296 1297 pAudioPlayer->mAndroidObjState = ANDROID_UNINITIALIZED; 1298 pAudioPlayer->mNumChannels = 0; 1299 pAudioPlayer->mSampleRateMilliHz = 0; 1300 pAudioPlayer->mAudioTrack = NULL; 1301 1302 AudioPlayback_Parameters app; 1303 app.sessionId = pAudioPlayer->mSessionId; 1304 app.streamType = pAudioPlayer->mStreamType; 1305 app.trackcb = audioTrack_callBack_uri; 1306 app.trackcbUser = (void *) pAudioPlayer; 1307 1308 pAudioPlayer->mAPlayer = new android::LocAVPlayer(&app, false /*hasVideo*/); 1309 pAudioPlayer->mAPlayer->init(sfplayer_handlePrefetchEvent, 1310 (void*)pAudioPlayer /*notifUSer*/); 1311 1312 object_unlock_exclusive(&pAudioPlayer->mObject); 1313 1314 switch (pAudioPlayer->mDataSource.mLocator.mLocatorType) { 1315 case SL_DATALOCATOR_URI: 1316 pAudioPlayer->mAPlayer->setDataSource( 1317 (const char*)pAudioPlayer->mDataSource.mLocator.mURI.URI); 1318 break; 1319 case SL_DATALOCATOR_ANDROIDFD: { 1320 int64_t offset = (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.offset; 1321 pAudioPlayer->mAPlayer->setDataSource( 1322 (int)pAudioPlayer->mDataSource.mLocator.mFD.fd, 1323 offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ? 1324 (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset, 1325 (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.length); 1326 } 1327 break; 1328 default: 1329 SL_LOGE(ERROR_PLAYERREALIZE_UNKNOWN_DATASOURCE_LOCATOR); 1330 break; 1331 } 1332 1333 } 1334 break; 1335 //----------------------------------- 1336 // StreamPlayer 1337 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: { 1338 object_lock_exclusive(&pAudioPlayer->mObject); 1339 1340 android_StreamPlayer_realize_l(pAudioPlayer, sfplayer_handlePrefetchEvent, 1341 (void*)pAudioPlayer); 1342 1343 object_unlock_exclusive(&pAudioPlayer->mObject); 1344 } 1345 break; 1346 //----------------------------------- 1347 // AudioToCbRenderer 1348 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1349 object_lock_exclusive(&pAudioPlayer->mObject); 1350 1351 AudioPlayback_Parameters app; 1352 app.sessionId = pAudioPlayer->mSessionId; 1353 app.streamType = pAudioPlayer->mStreamType; 1354 1355 android::AudioToCbRenderer* decoder = new android::AudioToCbRenderer(&app); 1356 pAudioPlayer->mAPlayer = decoder; 1357 decoder->setDataPushListener(adecoder_writeToBufferQueue, (void*)pAudioPlayer); 1358 decoder->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1359 1360 switch (pAudioPlayer->mDataSource.mLocator.mLocatorType) { 1361 case SL_DATALOCATOR_URI: 1362 decoder->setDataSource( 1363 (const char*)pAudioPlayer->mDataSource.mLocator.mURI.URI); 1364 break; 1365 case SL_DATALOCATOR_ANDROIDFD: { 1366 int64_t offset = (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.offset; 1367 decoder->setDataSource( 1368 (int)pAudioPlayer->mDataSource.mLocator.mFD.fd, 1369 offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ? 1370 (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset, 1371 (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.length); 1372 } 1373 break; 1374 default: 1375 SL_LOGE(ERROR_PLAYERREALIZE_UNKNOWN_DATASOURCE_LOCATOR); 1376 break; 1377 } 1378 1379 object_unlock_exclusive(&pAudioPlayer->mObject); 1380 } 1381 break; 1382 //----------------------------------- 1383 default: 1384 SL_LOGE(ERROR_PLAYERREALIZE_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1385 result = SL_RESULT_INTERNAL_ERROR; 1386 break; 1387 } 1388 1389 1390 // proceed with effect initialization 1391 // initialize EQ 1392 // FIXME use a table of effect descriptors when adding support for more effects 1393 if (memcmp(SL_IID_EQUALIZER, &pAudioPlayer->mEqualizer.mEqDescriptor.type, 1394 sizeof(effect_uuid_t)) == 0) { 1395 SL_LOGV("Need to initialize EQ for AudioPlayer=%p", pAudioPlayer); 1396 android_eq_init(pAudioPlayer->mSessionId, &pAudioPlayer->mEqualizer); 1397 } 1398 // initialize BassBoost 1399 if (memcmp(SL_IID_BASSBOOST, &pAudioPlayer->mBassBoost.mBassBoostDescriptor.type, 1400 sizeof(effect_uuid_t)) == 0) { 1401 SL_LOGV("Need to initialize BassBoost for AudioPlayer=%p", pAudioPlayer); 1402 android_bb_init(pAudioPlayer->mSessionId, &pAudioPlayer->mBassBoost); 1403 } 1404 // initialize Virtualizer 1405 if (memcmp(SL_IID_VIRTUALIZER, &pAudioPlayer->mVirtualizer.mVirtualizerDescriptor.type, 1406 sizeof(effect_uuid_t)) == 0) { 1407 SL_LOGV("Need to initialize Virtualizer for AudioPlayer=%p", pAudioPlayer); 1408 android_virt_init(pAudioPlayer->mSessionId, &pAudioPlayer->mVirtualizer); 1409 } 1410 1411 // initialize EffectSend 1412 // FIXME initialize EffectSend 1413 1414 return result; 1415} 1416 1417 1418//----------------------------------------------------------------------------- 1419/** 1420 * Called with a lock on AudioPlayer 1421 */ 1422SLresult android_audioPlayer_preDestroy(CAudioPlayer *pAudioPlayer) { 1423 SLresult result = SL_RESULT_SUCCESS; 1424 1425 object_unlock_exclusive(&pAudioPlayer->mObject); 1426 if (pAudioPlayer->mAudioTrackProtector != 0) { 1427 pAudioPlayer->mAudioTrackProtector->requestCbExitAndWait(); 1428 } 1429 object_lock_exclusive(&pAudioPlayer->mObject); 1430 1431 return result; 1432} 1433 1434 1435//----------------------------------------------------------------------------- 1436SLresult android_audioPlayer_destroy(CAudioPlayer *pAudioPlayer) { 1437 SLresult result = SL_RESULT_SUCCESS; 1438 SL_LOGV("android_audioPlayer_destroy(%p)", pAudioPlayer); 1439 switch (pAudioPlayer->mAndroidObjType) { 1440 1441 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1442 // We own the audio track for PCM buffer queue players 1443 if (pAudioPlayer->mAudioTrack != NULL) { 1444 pAudioPlayer->mAudioTrack->stop(); 1445 delete pAudioPlayer->mAudioTrack; 1446 pAudioPlayer->mAudioTrack = NULL; 1447 } 1448 break; 1449 1450 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1451 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1452 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1453 pAudioPlayer->mAPlayer.clear(); 1454 break; 1455 //----------------------------------- 1456 default: 1457 SL_LOGE(ERROR_PLAYERDESTROY_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1458 result = SL_RESULT_INTERNAL_ERROR; 1459 break; 1460 } 1461 1462 pAudioPlayer->mAudioTrackProtector.clear(); 1463 1464 // FIXME might not be needed 1465 pAudioPlayer->mAndroidObjType = INVALID_TYPE; 1466 1467 // explicit destructor 1468 pAudioPlayer->mAudioTrackProtector.~sp(); 1469 pAudioPlayer->mAuxEffect.~sp(); 1470 pAudioPlayer->mAPlayer.~sp(); 1471 1472 if (pAudioPlayer->mpLock != NULL) { 1473 delete pAudioPlayer->mpLock; 1474 pAudioPlayer->mpLock = NULL; 1475 } 1476 1477 return result; 1478} 1479 1480 1481//----------------------------------------------------------------------------- 1482SLresult android_audioPlayer_setPlayRate(CAudioPlayer *ap, SLpermille rate, bool lockAP) { 1483 SLresult result = SL_RESULT_SUCCESS; 1484 uint32_t contentRate = 0; 1485 switch(ap->mAndroidObjType) { 1486 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1487 case AUDIOPLAYER_FROM_URIFD: { 1488 // get the content sample rate 1489 if (lockAP) { object_lock_shared(&ap->mObject); } 1490 uint32_t contentRate = sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1491 if (lockAP) { object_unlock_shared(&ap->mObject); } 1492 // apply the SL ES playback rate on the AudioTrack as a factor of its content sample rate 1493 if (ap->mAudioTrack != NULL) { 1494 ap->mAudioTrack->setSampleRate(contentRate * (rate/1000.0f)); 1495 } 1496 } 1497 break; 1498 1499 default: 1500 SL_LOGE("Unexpected object type %d", ap->mAndroidObjType); 1501 result = SL_RESULT_INTERNAL_ERROR; 1502 break; 1503 } 1504 return result; 1505} 1506 1507 1508//----------------------------------------------------------------------------- 1509// called with no lock held 1510SLresult android_audioPlayer_setPlaybackRateBehavior(CAudioPlayer *ap, 1511 SLuint32 constraints) { 1512 SLresult result = SL_RESULT_SUCCESS; 1513 switch(ap->mAndroidObjType) { 1514 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1515 case AUDIOPLAYER_FROM_URIFD: 1516 if (constraints != (constraints & SL_RATEPROP_NOPITCHCORAUDIO)) { 1517 result = SL_RESULT_FEATURE_UNSUPPORTED; 1518 } 1519 break; 1520 default: 1521 SL_LOGE("Unexpected object type %d", ap->mAndroidObjType); 1522 result = SL_RESULT_INTERNAL_ERROR; 1523 break; 1524 } 1525 return result; 1526} 1527 1528 1529//----------------------------------------------------------------------------- 1530// called with no lock held 1531SLresult android_audioPlayer_getCapabilitiesOfRate(CAudioPlayer *ap, 1532 SLuint32 *pCapabilities) { 1533 switch(ap->mAndroidObjType) { 1534 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1535 case AUDIOPLAYER_FROM_URIFD: 1536 *pCapabilities = SL_RATEPROP_NOPITCHCORAUDIO; 1537 break; 1538 default: 1539 *pCapabilities = 0; 1540 break; 1541 } 1542 return SL_RESULT_SUCCESS; 1543} 1544 1545 1546//----------------------------------------------------------------------------- 1547void android_audioPlayer_setPlayState(CAudioPlayer *ap, bool lockAP) { 1548 1549 if (lockAP) { object_lock_shared(&ap->mObject); } 1550 SLuint32 playState = ap->mPlay.mState; 1551 AndroidObjectState objState = ap->mAndroidObjState; 1552 if (lockAP) { object_unlock_shared(&ap->mObject); } 1553 1554 switch(ap->mAndroidObjType) { 1555 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1556 switch (playState) { 1557 case SL_PLAYSTATE_STOPPED: 1558 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_STOPPED"); 1559 if (NULL != ap->mAudioTrack) { 1560 ap->mAudioTrack->stop(); 1561 } 1562 break; 1563 case SL_PLAYSTATE_PAUSED: 1564 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PAUSED"); 1565 if (NULL != ap->mAudioTrack) { 1566 ap->mAudioTrack->pause(); 1567 } 1568 break; 1569 case SL_PLAYSTATE_PLAYING: 1570 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PLAYING"); 1571 if (NULL != ap->mAudioTrack) { 1572 ap->mAudioTrack->start(); 1573 } 1574 break; 1575 default: 1576 // checked by caller, should not happen 1577 break; 1578 } 1579 break; 1580 1581 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1582 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1583 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1584 // FIXME report and use the return code to the lock mechanism, which is where play state 1585 // changes are updated (see object_unlock_exclusive_attributes()) 1586 aplayer_setPlayState(ap->mAPlayer, playState, &(ap->mAndroidObjState)); 1587 break; 1588 default: 1589 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_UNEXPECTED_OBJECT_TYPE_D, ap->mAndroidObjType); 1590 break; 1591 } 1592} 1593 1594 1595//----------------------------------------------------------------------------- 1596void android_audioPlayer_useEventMask(CAudioPlayer *ap) { 1597 IPlay *pPlayItf = &ap->mPlay; 1598 SLuint32 eventFlags = pPlayItf->mEventFlags; 1599 /*switch(ap->mAndroidObjType) { 1600 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE:*/ 1601 1602 if (NULL == ap->mAudioTrack) { 1603 return; 1604 } 1605 1606 if (eventFlags & SL_PLAYEVENT_HEADATMARKER) { 1607 ap->mAudioTrack->setMarkerPosition((uint32_t)((((int64_t)pPlayItf->mMarkerPosition 1608 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1609 } else { 1610 // clear marker 1611 ap->mAudioTrack->setMarkerPosition(0); 1612 } 1613 1614 if (eventFlags & SL_PLAYEVENT_HEADATNEWPOS) { 1615 ap->mAudioTrack->setPositionUpdatePeriod( 1616 (uint32_t)((((int64_t)pPlayItf->mPositionUpdatePeriod 1617 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1618 } else { 1619 // clear periodic update 1620 ap->mAudioTrack->setPositionUpdatePeriod(0); 1621 } 1622 1623 if (eventFlags & SL_PLAYEVENT_HEADATEND) { 1624 // nothing to do for SL_PLAYEVENT_HEADATEND, callback event will be checked against mask 1625 } 1626 1627 if (eventFlags & SL_PLAYEVENT_HEADMOVING) { 1628 // FIXME support SL_PLAYEVENT_HEADMOVING 1629 SL_LOGD("[ FIXME: IPlay_SetCallbackEventsMask(SL_PLAYEVENT_HEADMOVING) on an " 1630 "SL_OBJECTID_AUDIOPLAYER to be implemented ]"); 1631 } 1632 if (eventFlags & SL_PLAYEVENT_HEADSTALLED) { 1633 // nothing to do for SL_PLAYEVENT_HEADSTALLED, callback event will be checked against mask 1634 } 1635 1636} 1637 1638 1639//----------------------------------------------------------------------------- 1640SLresult android_audioPlayer_getDuration(IPlay *pPlayItf, SLmillisecond *pDurMsec) { 1641 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1642 switch(ap->mAndroidObjType) { 1643 1644 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1645 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1646 int32_t durationMsec = ANDROID_UNKNOWN_TIME; 1647 if (ap->mAPlayer != 0) { 1648 ap->mAPlayer->getDurationMsec(&durationMsec); 1649 } 1650 *pDurMsec = durationMsec == ANDROID_UNKNOWN_TIME ? SL_TIME_UNKNOWN : durationMsec; 1651 break; 1652 } 1653 1654 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1655 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: // intended fall-through 1656 default: { 1657 *pDurMsec = SL_TIME_UNKNOWN; 1658 } 1659 } 1660 return SL_RESULT_SUCCESS; 1661} 1662 1663 1664//----------------------------------------------------------------------------- 1665void android_audioPlayer_getPosition(IPlay *pPlayItf, SLmillisecond *pPosMsec) { 1666 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1667 switch(ap->mAndroidObjType) { 1668 1669 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1670 if ((ap->mSampleRateMilliHz == 0) || (NULL == ap->mAudioTrack)) { 1671 *pPosMsec = 0; 1672 } else { 1673 uint32_t positionInFrames; 1674 ap->mAudioTrack->getPosition(&positionInFrames); 1675 *pPosMsec = ((int64_t)positionInFrames * 1000) / 1676 sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1677 } 1678 break; 1679 1680 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1681 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1682 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1683 int32_t posMsec = ANDROID_UNKNOWN_TIME; 1684 if (ap->mAPlayer != 0) { 1685 ap->mAPlayer->getPositionMsec(&posMsec); 1686 } 1687 *pPosMsec = posMsec == ANDROID_UNKNOWN_TIME ? 0 : posMsec; 1688 break; 1689 } 1690 1691 default: 1692 *pPosMsec = 0; 1693 } 1694} 1695 1696 1697//----------------------------------------------------------------------------- 1698void android_audioPlayer_seek(CAudioPlayer *ap, SLmillisecond posMsec) { 1699 1700 switch(ap->mAndroidObjType) { 1701 1702 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: // intended fall-through 1703 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 1704 break; 1705 1706 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1707 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1708 if (ap->mAPlayer != 0) { 1709 ap->mAPlayer->seek(posMsec); 1710 } 1711 break; 1712 1713 default: 1714 break; 1715 } 1716} 1717 1718 1719//----------------------------------------------------------------------------- 1720void android_audioPlayer_loop(CAudioPlayer *ap, SLboolean loopEnable) { 1721 1722 if ((AUDIOPLAYER_FROM_URIFD == ap->mAndroidObjType) && (ap->mAPlayer != 0)) { 1723 ap->mAPlayer->loop((bool)loopEnable); 1724 } 1725} 1726 1727 1728//----------------------------------------------------------------------------- 1729/* 1730 * Mutes or unmutes the Android media framework object associated with the CAudioPlayer that carries 1731 * the IVolume interface. 1732 * Pre-condition: 1733 * if ap->mMute is SL_BOOLEAN_FALSE, a call to this function was preceded by a call 1734 * to android_audioPlayer_volumeUpdate() 1735 */ 1736static void android_audioPlayer_setMute(CAudioPlayer* ap) { 1737 switch(ap->mAndroidObjType) { 1738 1739 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1740 if (ap->mAudioTrack != NULL) { 1741 // when unmuting: volume levels have already been updated in IVolume_SetMute 1742 ap->mAudioTrack->mute(ap->mMute); 1743 } 1744 break; 1745 1746 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1747 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 1748 if ( (ap->mAPlayer != 0) && (NULL != &ap->mVolume) ) { 1749 android_Player_volumeUpdate(ap->mAPlayer, &ap->mVolume); 1750 } 1751 break; 1752 1753 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: // intented fall-through 1754 default: 1755 break; 1756 } 1757} 1758 1759 1760//----------------------------------------------------------------------------- 1761SLresult android_audioPlayer_volumeUpdate(CAudioPlayer* ap) { 1762 android_audioPlayer_updateStereoVolume(ap); 1763 android_audioPlayer_setMute(ap); 1764 return SL_RESULT_SUCCESS; 1765} 1766 1767 1768//----------------------------------------------------------------------------- 1769SLresult android_audioPlayer_setBufferingUpdateThresholdPerMille(CAudioPlayer *ap, 1770 SLpermille threshold) { 1771 SLresult result = SL_RESULT_SUCCESS; 1772 1773 switch (ap->mAndroidObjType) { 1774 case AUDIOPLAYER_FROM_URIFD: 1775 if (ap->mAPlayer != 0) { 1776 ap->mAPlayer->setBufferingUpdateThreshold(threshold / 10); 1777 } 1778 break; 1779 1780 default: {} 1781 } 1782 1783 return result; 1784} 1785 1786 1787//----------------------------------------------------------------------------- 1788void android_audioPlayer_bufferQueue_onRefilled_l(CAudioPlayer *ap) { 1789 // the AudioTrack associated with the AudioPlayer receiving audio from a PCM buffer 1790 // queue was stopped when the queue become empty, we restart as soon as a new buffer 1791 // has been enqueued since we're in playing state 1792 if (NULL != ap->mAudioTrack) { 1793 ap->mAudioTrack->start(); 1794 } 1795 1796 // when the queue became empty, an underflow on the prefetch status itf was sent. Now the queue 1797 // has received new data, signal it has sufficient data 1798 if (IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 1799 audioPlayer_dispatch_prefetchStatus_lockPrefetch(ap, SL_PREFETCHSTATUS_SUFFICIENTDATA, 1800 true); 1801 } 1802} 1803 1804 1805//----------------------------------------------------------------------------- 1806/* 1807 * BufferQueue::Clear 1808 */ 1809SLresult android_audioPlayer_bufferQueue_onClear(CAudioPlayer *ap) { 1810 SLresult result = SL_RESULT_SUCCESS; 1811 1812 switch (ap->mAndroidObjType) { 1813 //----------------------------------- 1814 // AudioTrack 1815 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1816 if (NULL != ap->mAudioTrack) { 1817 ap->mAudioTrack->flush(); 1818 } 1819 break; 1820 default: 1821 result = SL_RESULT_INTERNAL_ERROR; 1822 break; 1823 } 1824 1825 return result; 1826} 1827 1828 1829//----------------------------------------------------------------------------- 1830void android_audioPlayer_androidBufferQueue_registerCallback_l(CAudioPlayer *ap) { 1831 if ((ap->mAndroidObjType == AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE) && (ap->mAPlayer != 0)) { 1832 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 1833 splr->registerQueueCallback( 1834 (const void*)ap, true /*userIsAudioPlayer*/, 1835 ap->mAndroidBufferQueue.mContext, 1836 (const void*)&(ap->mAndroidBufferQueue.mItf)); 1837 } 1838} 1839 1840//----------------------------------------------------------------------------- 1841void android_audioPlayer_androidBufferQueue_clear_l(CAudioPlayer *ap) { 1842 if ((ap->mAndroidObjType == AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE) && (ap->mAPlayer != 0)) { 1843 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 1844 splr->appClear_l(); 1845 } 1846} 1847 1848void android_audioPlayer_androidBufferQueue_onRefilled_l(CAudioPlayer *ap) { 1849 if ((ap->mAndroidObjType == AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE) && (ap->mAPlayer != 0)) { 1850 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 1851 splr->queueRefilled_l(); 1852 } 1853} 1854