AudioPlayer_to_android.cpp revision c0a40f3efef1706f861777ff68003fe344730055
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#include "android/include/AacBqToPcmCbRenderer.h" 23 24#include <fcntl.h> 25#include <sys/stat.h> 26 27#include <system/audio.h> 28 29template class android::KeyedVector<SLuint32, android::AudioEffect* > ; 30 31#define KEY_STREAM_TYPE_PARAMSIZE sizeof(SLint32) 32 33#define AUDIOTRACK_MIN_PLAYBACKRATE_PERMILLE 500 34#define AUDIOTRACK_MAX_PLAYBACKRATE_PERMILLE 2000 35 36//----------------------------------------------------------------------------- 37// FIXME this method will be absorbed into android_audioPlayer_setPlayState() once 38// bufferqueue and uri/fd playback are moved under the GenericPlayer C++ object 39SLresult aplayer_setPlayState(const android::sp<android::GenericPlayer> &ap, SLuint32 playState, 40 AndroidObjectState* pObjState) { 41 SLresult result = SL_RESULT_SUCCESS; 42 AndroidObjectState objState = *pObjState; 43 44 switch (playState) { 45 case SL_PLAYSTATE_STOPPED: 46 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_STOPPED"); 47 ap->stop(); 48 break; 49 case SL_PLAYSTATE_PAUSED: 50 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_PAUSED"); 51 switch(objState) { 52 case ANDROID_UNINITIALIZED: 53 *pObjState = ANDROID_PREPARING; 54 ap->prepare(); 55 break; 56 case ANDROID_PREPARING: 57 break; 58 case ANDROID_READY: 59 ap->pause(); 60 break; 61 default: 62 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_INVALID_OBJECT_STATE_D, playState); 63 result = SL_RESULT_INTERNAL_ERROR; 64 break; 65 } 66 break; 67 case SL_PLAYSTATE_PLAYING: { 68 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_PLAYING"); 69 switch(objState) { 70 case ANDROID_UNINITIALIZED: 71 *pObjState = ANDROID_PREPARING; 72 ap->prepare(); 73 // intended fall through 74 case ANDROID_PREPARING: 75 // intended fall through 76 case ANDROID_READY: 77 ap->play(); 78 break; 79 default: 80 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_INVALID_OBJECT_STATE_D, playState); 81 result = SL_RESULT_INTERNAL_ERROR; 82 break; 83 } 84 } 85 break; 86 default: 87 // checked by caller, should not happen 88 SL_LOGE(ERROR_SHOULDNT_BE_HERE_S, "aplayer_setPlayState"); 89 result = SL_RESULT_INTERNAL_ERROR; 90 break; 91 } 92 93 return result; 94} 95 96 97//----------------------------------------------------------------------------- 98// Callback associated with a AudioToCbRenderer of an SL ES AudioPlayer that gets its data 99// from a URI or FD, to write the decoded audio data to a buffer queue 100static size_t adecoder_writeToBufferQueue(const uint8_t *data, size_t size, CAudioPlayer* ap) { 101 if (!android::CallbackProtector::enterCbIfOk(ap->mCallbackProtector)) { 102 // it is not safe to enter the callback (the player is about to go away) 103 return 0; 104 } 105 size_t sizeConsumed = 0; 106 SL_LOGD("received %d bytes from decoder", size); 107 slBufferQueueCallback callback = NULL; 108 void * callbackPContext = NULL; 109 110 // push decoded data to the buffer queue 111 object_lock_exclusive(&ap->mObject); 112 113 if (ap->mBufferQueue.mState.count != 0) { 114 assert(ap->mBufferQueue.mFront != ap->mBufferQueue.mRear); 115 116 BufferHeader *oldFront = ap->mBufferQueue.mFront; 117 BufferHeader *newFront = &oldFront[1]; 118 119 uint8_t *pDest = (uint8_t *)oldFront->mBuffer + ap->mBufferQueue.mSizeConsumed; 120 if (ap->mBufferQueue.mSizeConsumed + size < oldFront->mSize) { 121 // room to consume the whole or rest of the decoded data in one shot 122 ap->mBufferQueue.mSizeConsumed += size; 123 // consume data but no callback to the BufferQueue interface here 124 memcpy (pDest, data, size); 125 sizeConsumed = size; 126 } else { 127 // push as much as possible of the decoded data into the buffer queue 128 sizeConsumed = oldFront->mSize - ap->mBufferQueue.mSizeConsumed; 129 130 // the buffer at the head of the buffer queue is full, update the state 131 ap->mBufferQueue.mSizeConsumed = 0; 132 if (newFront == &ap->mBufferQueue.mArray[ap->mBufferQueue.mNumBuffers + 1]) { 133 newFront = ap->mBufferQueue.mArray; 134 } 135 ap->mBufferQueue.mFront = newFront; 136 137 ap->mBufferQueue.mState.count--; 138 ap->mBufferQueue.mState.playIndex++; 139 // consume data 140 memcpy (pDest, data, sizeConsumed); 141 // data has been copied to the buffer, and the buffer queue state has been updated 142 // we will notify the client if applicable 143 callback = ap->mBufferQueue.mCallback; 144 // save callback data 145 callbackPContext = ap->mBufferQueue.mContext; 146 } 147 148 } else { 149 // no available buffers in the queue to write the decoded data 150 sizeConsumed = 0; 151 } 152 153 object_unlock_exclusive(&ap->mObject); 154 // notify client 155 if (NULL != callback) { 156 (*callback)(&ap->mBufferQueue.mItf, callbackPContext); 157 } 158 159 ap->mCallbackProtector->exitCb(); 160 return sizeConsumed; 161} 162 163//----------------------------------------------------------------------------- 164int android_getMinFrameCount(uint32_t sampleRate) { 165 int afSampleRate; 166 if (android::AudioSystem::getOutputSamplingRate(&afSampleRate, 167 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 168 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 169 } 170 int afFrameCount; 171 if (android::AudioSystem::getOutputFrameCount(&afFrameCount, 172 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 173 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 174 } 175 uint32_t afLatency; 176 if (android::AudioSystem::getOutputLatency(&afLatency, 177 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 178 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 179 } 180 // minimum nb of buffers to cover output latency, given the size of each hardware audio buffer 181 uint32_t minBufCount = afLatency / ((1000 * afFrameCount)/afSampleRate); 182 if (minBufCount < 2) minBufCount = 2; 183 // minimum number of frames to cover output latency at the sample rate of the content 184 return (afFrameCount*sampleRate*minBufCount)/afSampleRate; 185} 186 187 188//----------------------------------------------------------------------------- 189#define LEFT_CHANNEL_MASK 0x1 << 0 190#define RIGHT_CHANNEL_MASK 0x1 << 1 191 192void android_audioPlayer_volumeUpdate(CAudioPlayer* ap) 193{ 194 assert(ap != NULL); 195 196 // the source's channel count, where zero means unknown 197 SLuint8 channelCount = ap->mNumChannels; 198 199 // whether each channel is audible 200 bool leftAudibilityFactor, rightAudibilityFactor; 201 202 // mute has priority over solo 203 if (channelCount >= STEREO_CHANNELS) { 204 if (ap->mMuteMask & LEFT_CHANNEL_MASK) { 205 // left muted 206 leftAudibilityFactor = false; 207 } else { 208 // left not muted 209 if (ap->mSoloMask & LEFT_CHANNEL_MASK) { 210 // left soloed 211 leftAudibilityFactor = true; 212 } else { 213 // left not soloed 214 if (ap->mSoloMask & RIGHT_CHANNEL_MASK) { 215 // right solo silences left 216 leftAudibilityFactor = false; 217 } else { 218 // left and right are not soloed, and left is not muted 219 leftAudibilityFactor = true; 220 } 221 } 222 } 223 224 if (ap->mMuteMask & RIGHT_CHANNEL_MASK) { 225 // right muted 226 rightAudibilityFactor = false; 227 } else { 228 // right not muted 229 if (ap->mSoloMask & RIGHT_CHANNEL_MASK) { 230 // right soloed 231 rightAudibilityFactor = true; 232 } else { 233 // right not soloed 234 if (ap->mSoloMask & LEFT_CHANNEL_MASK) { 235 // left solo silences right 236 rightAudibilityFactor = false; 237 } else { 238 // left and right are not soloed, and right is not muted 239 rightAudibilityFactor = true; 240 } 241 } 242 } 243 244 // channel mute and solo are ignored for mono and unknown channel count sources 245 } else { 246 leftAudibilityFactor = true; 247 rightAudibilityFactor = true; 248 } 249 250 // compute volumes without setting 251 const bool audibilityFactors[2] = {leftAudibilityFactor, rightAudibilityFactor}; 252 float volumes[2]; 253 android_player_volumeUpdate(volumes, &ap->mVolume, channelCount, ap->mAmplFromDirectLevel, 254 audibilityFactors); 255 float leftVol = volumes[0], rightVol = volumes[1]; 256 257 // set volume on the underlying media player or audio track 258 if (ap->mAPlayer != 0) { 259 ap->mAPlayer->setVolume(leftVol, rightVol); 260 } else if (ap->mAudioTrack != 0) { 261 ap->mAudioTrack->setVolume(leftVol, rightVol); 262 } 263 264 // changes in the AudioPlayer volume must be reflected in the send level: 265 // in SLEffectSendItf or in SLAndroidEffectSendItf? 266 // FIXME replace interface test by an internal API once we have one. 267 if (NULL != ap->mEffectSend.mItf) { 268 for (unsigned int i=0 ; i<AUX_MAX ; i++) { 269 if (ap->mEffectSend.mEnableLevels[i].mEnable) { 270 android_fxSend_setSendLevel(ap, 271 ap->mEffectSend.mEnableLevels[i].mSendLevel + ap->mVolume.mLevel); 272 // there's a single aux bus on Android, so we can stop looking once the first 273 // aux effect is found. 274 break; 275 } 276 } 277 } else if (NULL != ap->mAndroidEffectSend.mItf) { 278 android_fxSend_setSendLevel(ap, ap->mAndroidEffectSend.mSendLevel + ap->mVolume.mLevel); 279 } 280} 281 282// Called by android_audioPlayer_volumeUpdate and android_mediaPlayer_volumeUpdate to compute 283// volumes, but setting volumes is handled by the caller. 284 285void android_player_volumeUpdate(float *pVolumes /*[2]*/, const IVolume *volumeItf, unsigned 286channelCount, float amplFromDirectLevel, const bool *audibilityFactors /*[2]*/) 287{ 288 assert(pVolumes != NULL); 289 assert(volumeItf != NULL); 290 // OK for audibilityFactors to be NULL 291 292 bool leftAudibilityFactor, rightAudibilityFactor; 293 294 // apply player mute factor 295 // note that AudioTrack has mute() but not MediaPlayer, so it's easier to use volume 296 // to mute for both rather than calling mute() for AudioTrack 297 298 // player is muted 299 if (volumeItf->mMute) { 300 leftAudibilityFactor = false; 301 rightAudibilityFactor = false; 302 // player isn't muted, and channel mute/solo audibility factors are available (AudioPlayer) 303 } else if (audibilityFactors != NULL) { 304 leftAudibilityFactor = audibilityFactors[0]; 305 rightAudibilityFactor = audibilityFactors[1]; 306 // player isn't muted, and channel mute/solo audibility factors aren't available (MediaPlayer) 307 } else { 308 leftAudibilityFactor = true; 309 rightAudibilityFactor = true; 310 } 311 312 // compute amplification as the combination of volume level and stereo position 313 // amplification (or attenuation) from volume level 314 float amplFromVolLevel = sles_to_android_amplification(volumeItf->mLevel); 315 // amplification from direct level (changed in SLEffectSendtItf and SLAndroidEffectSendItf) 316 float leftVol = amplFromVolLevel * amplFromDirectLevel; 317 float rightVol = leftVol; 318 319 // amplification from stereo position 320 if (volumeItf->mEnableStereoPosition) { 321 // Left/right amplification (can be attenuations) factors derived for the StereoPosition 322 float amplFromStereoPos[STEREO_CHANNELS]; 323 // panning law depends on content channel count: mono to stereo panning vs stereo balance 324 if (1 == channelCount) { 325 // mono to stereo panning 326 double theta = (1000+volumeItf->mStereoPosition)*M_PI_4/1000.0f; // 0 <= theta <= Pi/2 327 amplFromStereoPos[0] = cos(theta); 328 amplFromStereoPos[1] = sin(theta); 329 // channel count is 0 (unknown), 2 (stereo), or > 2 (multi-channel) 330 } else { 331 // stereo balance 332 if (volumeItf->mStereoPosition > 0) { 333 amplFromStereoPos[0] = (1000-volumeItf->mStereoPosition)/1000.0f; 334 amplFromStereoPos[1] = 1.0f; 335 } else { 336 amplFromStereoPos[0] = 1.0f; 337 amplFromStereoPos[1] = (1000+volumeItf->mStereoPosition)/1000.0f; 338 } 339 } 340 leftVol *= amplFromStereoPos[0]; 341 rightVol *= amplFromStereoPos[1]; 342 } 343 344 // apply audibility factors 345 if (!leftAudibilityFactor) { 346 leftVol = 0.0; 347 } 348 if (!rightAudibilityFactor) { 349 rightVol = 0.0; 350 } 351 352 // return the computed volumes 353 pVolumes[0] = leftVol; 354 pVolumes[1] = rightVol; 355} 356 357//----------------------------------------------------------------------------- 358void audioTrack_handleMarker_lockPlay(CAudioPlayer* ap) { 359 //SL_LOGV("received event EVENT_MARKER from AudioTrack"); 360 slPlayCallback callback = NULL; 361 void* callbackPContext = NULL; 362 363 interface_lock_shared(&ap->mPlay); 364 callback = ap->mPlay.mCallback; 365 callbackPContext = ap->mPlay.mContext; 366 interface_unlock_shared(&ap->mPlay); 367 368 if (NULL != callback) { 369 // getting this event implies SL_PLAYEVENT_HEADATMARKER was set in the event mask 370 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADATMARKER); 371 } 372} 373 374//----------------------------------------------------------------------------- 375void audioTrack_handleNewPos_lockPlay(CAudioPlayer* ap) { 376 //SL_LOGV("received event EVENT_NEW_POS from AudioTrack"); 377 slPlayCallback callback = NULL; 378 void* callbackPContext = NULL; 379 380 interface_lock_shared(&ap->mPlay); 381 callback = ap->mPlay.mCallback; 382 callbackPContext = ap->mPlay.mContext; 383 interface_unlock_shared(&ap->mPlay); 384 385 if (NULL != callback) { 386 // getting this event implies SL_PLAYEVENT_HEADATNEWPOS was set in the event mask 387 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADATNEWPOS); 388 } 389} 390 391 392//----------------------------------------------------------------------------- 393void audioTrack_handleUnderrun_lockPlay(CAudioPlayer* ap) { 394 slPlayCallback callback = NULL; 395 void* callbackPContext = NULL; 396 397 interface_lock_shared(&ap->mPlay); 398 callback = ap->mPlay.mCallback; 399 callbackPContext = ap->mPlay.mContext; 400 bool headStalled = (ap->mPlay.mEventFlags & SL_PLAYEVENT_HEADSTALLED) != 0; 401 interface_unlock_shared(&ap->mPlay); 402 403 if ((NULL != callback) && headStalled) { 404 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADSTALLED); 405 } 406} 407 408 409//----------------------------------------------------------------------------- 410/** 411 * post-condition: play state of AudioPlayer is SL_PLAYSTATE_PAUSED if setPlayStateToPaused is true 412 * 413 * note: a conditional flag, setPlayStateToPaused, is used here to specify whether the play state 414 * needs to be changed when the player reaches the end of the content to play. This is 415 * relative to what the specification describes for buffer queues vs the 416 * SL_PLAYEVENT_HEADATEND event. In the OpenSL ES specification 1.0.1: 417 * - section 8.12 SLBufferQueueItf states "In the case of starvation due to insufficient 418 * buffers in the queue, the playing of audio data stops. The player remains in the 419 * SL_PLAYSTATE_PLAYING state." 420 * - section 9.2.31 SL_PLAYEVENT states "SL_PLAYEVENT_HEADATEND Playback head is at the end 421 * of the current content and the player has paused." 422 */ 423void audioPlayer_dispatch_headAtEnd_lockPlay(CAudioPlayer *ap, bool setPlayStateToPaused, 424 bool needToLock) { 425 //SL_LOGV("ap=%p, setPlayStateToPaused=%d, needToLock=%d", ap, setPlayStateToPaused, 426 // needToLock); 427 slPlayCallback playCallback = NULL; 428 void * playContext = NULL; 429 // SLPlayItf callback or no callback? 430 if (needToLock) { 431 interface_lock_exclusive(&ap->mPlay); 432 } 433 if (ap->mPlay.mEventFlags & SL_PLAYEVENT_HEADATEND) { 434 playCallback = ap->mPlay.mCallback; 435 playContext = ap->mPlay.mContext; 436 } 437 if (setPlayStateToPaused) { 438 ap->mPlay.mState = SL_PLAYSTATE_PAUSED; 439 } 440 if (needToLock) { 441 interface_unlock_exclusive(&ap->mPlay); 442 } 443 // enqueue callback with no lock held 444 if (NULL != playCallback) { 445#ifndef USE_ASYNCHRONOUS_PLAY_CALLBACK 446 (*playCallback)(&ap->mPlay.mItf, playContext, SL_PLAYEVENT_HEADATEND); 447#else 448 SLresult result = EnqueueAsyncCallback_ppi(ap, playCallback, &ap->mPlay.mItf, playContext, 449 SL_PLAYEVENT_HEADATEND); 450 if (SL_RESULT_SUCCESS != result) { 451 LOGW("Callback %p(%p, %p, SL_PLAYEVENT_HEADATEND) dropped", playCallback, 452 &ap->mPlay.mItf, playContext); 453 } 454#endif 455 } 456 457} 458 459 460//----------------------------------------------------------------------------- 461SLresult audioPlayer_setStreamType(CAudioPlayer* ap, SLint32 type) { 462 SLresult result = SL_RESULT_SUCCESS; 463 SL_LOGV("type %d", type); 464 465 int newStreamType = ANDROID_DEFAULT_OUTPUT_STREAM_TYPE; 466 switch(type) { 467 case SL_ANDROID_STREAM_VOICE: 468 newStreamType = AUDIO_STREAM_VOICE_CALL; 469 break; 470 case SL_ANDROID_STREAM_SYSTEM: 471 newStreamType = AUDIO_STREAM_SYSTEM; 472 break; 473 case SL_ANDROID_STREAM_RING: 474 newStreamType = AUDIO_STREAM_RING; 475 break; 476 case SL_ANDROID_STREAM_MEDIA: 477 newStreamType = AUDIO_STREAM_MUSIC; 478 break; 479 case SL_ANDROID_STREAM_ALARM: 480 newStreamType = AUDIO_STREAM_ALARM; 481 break; 482 case SL_ANDROID_STREAM_NOTIFICATION: 483 newStreamType = AUDIO_STREAM_NOTIFICATION; 484 break; 485 default: 486 SL_LOGE(ERROR_PLAYERSTREAMTYPE_SET_UNKNOWN_TYPE); 487 result = SL_RESULT_PARAMETER_INVALID; 488 break; 489 } 490 491 // stream type needs to be set before the object is realized 492 // (ap->mAudioTrack is supposed to be NULL until then) 493 if (SL_OBJECT_STATE_UNREALIZED != ap->mObject.mState) { 494 SL_LOGE(ERROR_PLAYERSTREAMTYPE_REALIZED); 495 result = SL_RESULT_PRECONDITIONS_VIOLATED; 496 } else { 497 ap->mStreamType = newStreamType; 498 } 499 500 return result; 501} 502 503 504//----------------------------------------------------------------------------- 505SLresult audioPlayer_getStreamType(CAudioPlayer* ap, SLint32 *pType) { 506 SLresult result = SL_RESULT_SUCCESS; 507 508 switch(ap->mStreamType) { 509 case AUDIO_STREAM_VOICE_CALL: 510 *pType = SL_ANDROID_STREAM_VOICE; 511 break; 512 case AUDIO_STREAM_SYSTEM: 513 *pType = SL_ANDROID_STREAM_SYSTEM; 514 break; 515 case AUDIO_STREAM_RING: 516 *pType = SL_ANDROID_STREAM_RING; 517 break; 518 case AUDIO_STREAM_DEFAULT: 519 case AUDIO_STREAM_MUSIC: 520 *pType = SL_ANDROID_STREAM_MEDIA; 521 break; 522 case AUDIO_STREAM_ALARM: 523 *pType = SL_ANDROID_STREAM_ALARM; 524 break; 525 case AUDIO_STREAM_NOTIFICATION: 526 *pType = SL_ANDROID_STREAM_NOTIFICATION; 527 break; 528 default: 529 result = SL_RESULT_INTERNAL_ERROR; 530 *pType = SL_ANDROID_STREAM_MEDIA; 531 break; 532 } 533 534 return result; 535} 536 537 538//----------------------------------------------------------------------------- 539void audioPlayer_auxEffectUpdate(CAudioPlayer* ap) { 540 if ((ap->mAudioTrack != 0) && (ap->mAuxEffect != 0)) { 541 android_fxSend_attach(ap, true, ap->mAuxEffect, ap->mVolume.mLevel + ap->mAuxSendLevel); 542 } 543} 544 545 546//----------------------------------------------------------------------------- 547void audioPlayer_setInvalid(CAudioPlayer* ap) { 548 ap->mAndroidObjType = INVALID_TYPE; 549} 550 551 552//----------------------------------------------------------------------------- 553/* 554 * returns true if the given data sink is supported by AudioPlayer that doesn't 555 * play to an OutputMix object, false otherwise 556 * 557 * pre-condition: the locator of the audio sink is not SL_DATALOCATOR_OUTPUTMIX 558 */ 559bool audioPlayer_isSupportedNonOutputMixSink(const SLDataSink* pAudioSink) { 560 bool result = true; 561 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSink->pLocator; 562 const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSink->pFormat; 563 564 switch (sinkLocatorType) { 565 566 case SL_DATALOCATOR_BUFFERQUEUE: 567 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 568 if (SL_DATAFORMAT_PCM != sinkFormatType) { 569 SL_LOGE("Unsupported sink format 0x%x, expected SL_DATAFORMAT_PCM", 570 (unsigned)sinkFormatType); 571 result = false; 572 } 573 // it's no use checking the PCM format fields because additional characteristics 574 // such as the number of channels, or sample size are unknown to the player at this stage 575 break; 576 577 default: 578 SL_LOGE("Unsupported sink locator type 0x%x", (unsigned)sinkLocatorType); 579 result = false; 580 break; 581 } 582 583 return result; 584} 585 586 587//----------------------------------------------------------------------------- 588/* 589 * returns the Android object type if the locator type combinations for the source and sinks 590 * are supported by this implementation, INVALID_TYPE otherwise 591 */ 592AndroidObjectType audioPlayer_getAndroidObjectTypeForSourceSink(CAudioPlayer *ap) { 593 594 const SLDataSource *pAudioSrc = &ap->mDataSource.u.mSource; 595 const SLDataSink *pAudioSnk = &ap->mDataSink.u.mSink; 596 const SLuint32 sourceLocatorType = *(SLuint32 *)pAudioSrc->pLocator; 597 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator; 598 AndroidObjectType type = INVALID_TYPE; 599 600 //-------------------------------------- 601 // Sink / source matching check: 602 // the following source / sink combinations are supported 603 // SL_DATALOCATOR_BUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 604 // SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 605 // SL_DATALOCATOR_URI / SL_DATALOCATOR_OUTPUTMIX 606 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_OUTPUTMIX 607 // SL_DATALOCATOR_ANDROIDBUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 608 // SL_DATALOCATOR_ANDROIDBUFFERQUEUE / SL_DATALOCATOR_BUFFERQUEUE 609 // SL_DATALOCATOR_URI / SL_DATALOCATOR_BUFFERQUEUE 610 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_BUFFERQUEUE 611 // SL_DATALOCATOR_URI / SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 612 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 613 switch (sinkLocatorType) { 614 615 case SL_DATALOCATOR_OUTPUTMIX: { 616 switch (sourceLocatorType) { 617 618 // Buffer Queue to AudioTrack 619 case SL_DATALOCATOR_BUFFERQUEUE: 620 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 621 type = AUDIOPLAYER_FROM_PCM_BUFFERQUEUE; 622 break; 623 624 // URI or FD to MediaPlayer 625 case SL_DATALOCATOR_URI: 626 case SL_DATALOCATOR_ANDROIDFD: 627 type = AUDIOPLAYER_FROM_URIFD; 628 break; 629 630 // Android BufferQueue to MediaPlayer (shared memory streaming) 631 case SL_DATALOCATOR_ANDROIDBUFFERQUEUE: 632 type = AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE; 633 break; 634 635 default: 636 SL_LOGE("Source data locator 0x%x not supported with SL_DATALOCATOR_OUTPUTMIX sink", 637 (unsigned)sourceLocatorType); 638 break; 639 } 640 } 641 break; 642 643 case SL_DATALOCATOR_BUFFERQUEUE: 644 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 645 switch (sourceLocatorType) { 646 647 // URI or FD decoded to PCM in a buffer queue 648 case SL_DATALOCATOR_URI: 649 case SL_DATALOCATOR_ANDROIDFD: 650 type = AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE; 651 break; 652 653 // AAC ADTS Android buffer queue decoded to PCM in a buffer queue 654 case SL_DATALOCATOR_ANDROIDBUFFERQUEUE: 655 type = AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE; 656 break; 657 658 default: 659 SL_LOGE("Source data locator 0x%x not supported with SL_DATALOCATOR_BUFFERQUEUE sink", 660 (unsigned)sourceLocatorType); 661 break; 662 } 663 break; 664 665 default: 666 SL_LOGE("Sink data locator 0x%x not supported", (unsigned)sinkLocatorType); 667 break; 668 } 669 670 return type; 671} 672 673 674//----------------------------------------------------------------------------- 675/* 676 * Callback associated with an SfPlayer of an SL ES AudioPlayer that gets its data 677 * from a URI or FD, for prepare, prefetch, and play events 678 */ 679static void sfplayer_handlePrefetchEvent(int event, int data1, int data2, void* user) { 680 681 // FIXME see similar code and comment in player_handleMediaPlayerEventNotifications 682 683 if (NULL == user) { 684 return; 685 } 686 687 CAudioPlayer *ap = (CAudioPlayer *)user; 688 if (!android::CallbackProtector::enterCbIfOk(ap->mCallbackProtector)) { 689 // it is not safe to enter the callback (the track is about to go away) 690 return; 691 } 692 union { 693 char c[sizeof(int)]; 694 int i; 695 } u; 696 u.i = event; 697 SL_LOGV("sfplayer_handlePrefetchEvent(event='%c%c%c%c' (%d), data1=%d, data2=%d, user=%p) from " 698 "SfAudioPlayer", u.c[3], u.c[2], u.c[1], u.c[0], event, data1, data2, user); 699 switch(event) { 700 701 case android::GenericPlayer::kEventPrepared: { 702 703 if (PLAYER_SUCCESS != data1) { 704 object_lock_exclusive(&ap->mObject); 705 706 // already initialized at object creation, and can only prepare once so never reset 707 assert(ap->mAudioTrack == 0); 708 assert(ap->mNumChannels == UNKNOWN_NUMCHANNELS); 709 assert(ap->mSampleRateMilliHz == UNKNOWN_SAMPLERATE); 710 assert(ap->mAndroidObjState == ANDROID_PREPARING); 711 ap->mAndroidObjState = ANDROID_READY; 712 713 object_unlock_exclusive(&ap->mObject); 714 715 // SfPlayer prepare() failed prefetching, there is no event in SLPrefetchStatus to 716 // indicate a prefetch error, so we signal it by sending simulataneously two events: 717 // - SL_PREFETCHEVENT_FILLLEVELCHANGE with a level of 0 718 // - SL_PREFETCHEVENT_STATUSCHANGE with a status of SL_PREFETCHSTATUS_UNDERFLOW 719 SL_LOGE(ERROR_PLAYER_PREFETCH_d, data1); 720 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 721 break; 722 } 723 724 slPrefetchCallback callback = NULL; 725 void* callbackPContext = NULL; 726 727 interface_lock_exclusive(&ap->mPrefetchStatus); 728 ap->mPrefetchStatus.mLevel = 0; 729 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW; 730 if ((ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_FILLLEVELCHANGE) 731 && (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE)) { 732 callback = ap->mPrefetchStatus.mCallback; 733 callbackPContext = ap->mPrefetchStatus.mContext; 734 } 735 interface_unlock_exclusive(&ap->mPrefetchStatus); 736 737 // callback with no lock held 738 if (NULL != callback) { 739 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, 740 SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE); 741 } 742 743 744 } else { 745 746 object_lock_exclusive(&ap->mObject); 747 748 // Most of successful prepare completion is handled by a subclass. 749 ap->mAndroidObjState = ANDROID_READY; 750 751 object_unlock_exclusive(&ap->mObject); 752 } 753 754 } 755 break; 756 757 case android::GenericPlayer::kEventPrefetchFillLevelUpdate : { 758 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 759 break; 760 } 761 slPrefetchCallback callback = NULL; 762 void* callbackPContext = NULL; 763 764 // SLPrefetchStatusItf callback or no callback? 765 interface_lock_exclusive(&ap->mPrefetchStatus); 766 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_FILLLEVELCHANGE) { 767 callback = ap->mPrefetchStatus.mCallback; 768 callbackPContext = ap->mPrefetchStatus.mContext; 769 } 770 ap->mPrefetchStatus.mLevel = (SLpermille)data1; 771 interface_unlock_exclusive(&ap->mPrefetchStatus); 772 773 // callback with no lock held 774 if (NULL != callback) { 775 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, 776 SL_PREFETCHEVENT_FILLLEVELCHANGE); 777 } 778 } 779 break; 780 781 case android::GenericPlayer::kEventPrefetchStatusChange: { 782 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 783 break; 784 } 785 slPrefetchCallback callback = NULL; 786 void* callbackPContext = NULL; 787 788 // SLPrefetchStatusItf callback or no callback? 789 object_lock_exclusive(&ap->mObject); 790 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE) { 791 callback = ap->mPrefetchStatus.mCallback; 792 callbackPContext = ap->mPrefetchStatus.mContext; 793 } 794 if (data1 >= android::kStatusIntermediate) { 795 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_SUFFICIENTDATA; 796 } else if (data1 < android::kStatusIntermediate) { 797 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW; 798 } 799 object_unlock_exclusive(&ap->mObject); 800 801 // callback with no lock held 802 if (NULL != callback) { 803 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, SL_PREFETCHEVENT_STATUSCHANGE); 804 } 805 } 806 break; 807 808 case android::GenericPlayer::kEventEndOfStream: { 809 audioPlayer_dispatch_headAtEnd_lockPlay(ap, true /*set state to paused?*/, true); 810 if ((ap->mAudioTrack != 0) && (!ap->mSeek.mLoopEnabled)) { 811 ap->mAudioTrack->stop(); 812 } 813 } 814 break; 815 816 case android::GenericPlayer::kEventChannelCount: { 817 object_lock_exclusive(&ap->mObject); 818 if (UNKNOWN_NUMCHANNELS == ap->mNumChannels && UNKNOWN_NUMCHANNELS != data1) { 819 ap->mNumChannels = data1; 820 android_audioPlayer_volumeUpdate(ap); 821 } 822 object_unlock_exclusive(&ap->mObject); 823 } 824 break; 825 826 case android::GenericPlayer::kEventPlay: { 827 slPlayCallback callback = NULL; 828 void* callbackPContext = NULL; 829 830 interface_lock_shared(&ap->mPlay); 831 callback = ap->mPlay.mCallback; 832 callbackPContext = ap->mPlay.mContext; 833 interface_unlock_shared(&ap->mPlay); 834 835 if (NULL != callback) { 836 SLuint32 event = (SLuint32) data1; // SL_PLAYEVENT_HEAD* 837#ifndef USE_ASYNCHRONOUS_PLAY_CALLBACK 838 // synchronous callback requires a synchronous GetPosition implementation 839 (*callback)(&ap->mPlay.mItf, callbackPContext, event); 840#else 841 // asynchronous callback works with any GetPosition implementation 842 SLresult result = EnqueueAsyncCallback_ppi(ap, callback, &ap->mPlay.mItf, 843 callbackPContext, event); 844 if (SL_RESULT_SUCCESS != result) { 845 LOGW("Callback %p(%p, %p, 0x%x) dropped", callback, 846 &ap->mPlay.mItf, callbackPContext, event); 847 } 848#endif 849 } 850 } 851 break; 852 853 default: 854 break; 855 } 856 857 ap->mCallbackProtector->exitCb(); 858} 859 860 861//----------------------------------------------------------------------------- 862SLresult android_audioPlayer_checkSourceSink(CAudioPlayer *pAudioPlayer) 863{ 864 // verify that the locator types for the source / sink combination is supported 865 pAudioPlayer->mAndroidObjType = audioPlayer_getAndroidObjectTypeForSourceSink(pAudioPlayer); 866 if (INVALID_TYPE == pAudioPlayer->mAndroidObjType) { 867 return SL_RESULT_PARAMETER_INVALID; 868 } 869 870 const SLDataSource *pAudioSrc = &pAudioPlayer->mDataSource.u.mSource; 871 const SLDataSink *pAudioSnk = &pAudioPlayer->mDataSink.u.mSink; 872 873 // format check: 874 const SLuint32 sourceLocatorType = *(SLuint32 *)pAudioSrc->pLocator; 875 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator; 876 const SLuint32 sourceFormatType = *(SLuint32 *)pAudioSrc->pFormat; 877 const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSnk->pFormat; 878 879 switch (sourceLocatorType) { 880 //------------------ 881 // Buffer Queues 882 case SL_DATALOCATOR_BUFFERQUEUE: 883 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 884 { 885 SLDataLocator_BufferQueue *dl_bq = (SLDataLocator_BufferQueue *) pAudioSrc->pLocator; 886 887 // Buffer format 888 switch (sourceFormatType) { 889 // currently only PCM buffer queues are supported, 890 case SL_DATAFORMAT_PCM: { 891 SLDataFormat_PCM *df_pcm = (SLDataFormat_PCM *) pAudioSrc->pFormat; 892 switch (df_pcm->numChannels) { 893 case 1: 894 case 2: 895 break; 896 default: 897 // this should have already been rejected by checkDataFormat 898 SL_LOGE("Cannot create audio player: unsupported " \ 899 "PCM data source with %u channels", (unsigned) df_pcm->numChannels); 900 return SL_RESULT_CONTENT_UNSUPPORTED; 901 } 902 switch (df_pcm->samplesPerSec) { 903 case SL_SAMPLINGRATE_8: 904 case SL_SAMPLINGRATE_11_025: 905 case SL_SAMPLINGRATE_12: 906 case SL_SAMPLINGRATE_16: 907 case SL_SAMPLINGRATE_22_05: 908 case SL_SAMPLINGRATE_24: 909 case SL_SAMPLINGRATE_32: 910 case SL_SAMPLINGRATE_44_1: 911 case SL_SAMPLINGRATE_48: 912 break; 913 case SL_SAMPLINGRATE_64: 914 case SL_SAMPLINGRATE_88_2: 915 case SL_SAMPLINGRATE_96: 916 case SL_SAMPLINGRATE_192: 917 default: 918 SL_LOGE("Cannot create audio player: unsupported sample rate %u milliHz", 919 (unsigned) df_pcm->samplesPerSec); 920 return SL_RESULT_CONTENT_UNSUPPORTED; 921 } 922 switch (df_pcm->bitsPerSample) { 923 case SL_PCMSAMPLEFORMAT_FIXED_8: 924 case SL_PCMSAMPLEFORMAT_FIXED_16: 925 break; 926 // others 927 default: 928 // this should have already been rejected by checkDataFormat 929 SL_LOGE("Cannot create audio player: unsupported sample bit depth %u", 930 (SLuint32)df_pcm->bitsPerSample); 931 return SL_RESULT_CONTENT_UNSUPPORTED; 932 } 933 switch (df_pcm->containerSize) { 934 case 8: 935 case 16: 936 break; 937 // others 938 default: 939 SL_LOGE("Cannot create audio player: unsupported container size %u", 940 (unsigned) df_pcm->containerSize); 941 return SL_RESULT_CONTENT_UNSUPPORTED; 942 } 943 // df_pcm->channelMask: the earlier platform-independent check and the 944 // upcoming check by sles_to_android_channelMaskOut are sufficient 945 switch (df_pcm->endianness) { 946 case SL_BYTEORDER_LITTLEENDIAN: 947 break; 948 case SL_BYTEORDER_BIGENDIAN: 949 SL_LOGE("Cannot create audio player: unsupported big-endian byte order"); 950 return SL_RESULT_CONTENT_UNSUPPORTED; 951 // native is proposed but not yet in spec 952 default: 953 SL_LOGE("Cannot create audio player: unsupported byte order %u", 954 (unsigned) df_pcm->endianness); 955 return SL_RESULT_CONTENT_UNSUPPORTED; 956 } 957 } //case SL_DATAFORMAT_PCM 958 break; 959 case SL_DATAFORMAT_MIME: 960 case XA_DATAFORMAT_RAWIMAGE: 961 SL_LOGE("Cannot create audio player with buffer queue data source " 962 "without SL_DATAFORMAT_PCM format"); 963 return SL_RESULT_CONTENT_UNSUPPORTED; 964 default: 965 // invalid data format is detected earlier 966 assert(false); 967 return SL_RESULT_INTERNAL_ERROR; 968 } // switch (sourceFormatType) 969 } // case SL_DATALOCATOR_BUFFERQUEUE or SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 970 break; 971 //------------------ 972 // URI 973 case SL_DATALOCATOR_URI: 974 { 975 SLDataLocator_URI *dl_uri = (SLDataLocator_URI *) pAudioSrc->pLocator; 976 if (NULL == dl_uri->URI) { 977 return SL_RESULT_PARAMETER_INVALID; 978 } 979 // URI format 980 switch (sourceFormatType) { 981 case SL_DATAFORMAT_MIME: 982 break; 983 case SL_DATAFORMAT_PCM: 984 case XA_DATAFORMAT_RAWIMAGE: 985 SL_LOGE("Cannot create audio player with SL_DATALOCATOR_URI data source without " 986 "SL_DATAFORMAT_MIME format"); 987 return SL_RESULT_CONTENT_UNSUPPORTED; 988 } // switch (sourceFormatType) 989 // decoding format check 990 if ((sinkLocatorType != SL_DATALOCATOR_OUTPUTMIX) && 991 !audioPlayer_isSupportedNonOutputMixSink(pAudioSnk)) { 992 return SL_RESULT_CONTENT_UNSUPPORTED; 993 } 994 } // case SL_DATALOCATOR_URI 995 break; 996 //------------------ 997 // File Descriptor 998 case SL_DATALOCATOR_ANDROIDFD: 999 { 1000 // fd is already non null 1001 switch (sourceFormatType) { 1002 case SL_DATAFORMAT_MIME: 1003 break; 1004 case SL_DATAFORMAT_PCM: 1005 // FIXME implement 1006 SL_LOGD("[ FIXME implement PCM FD data sources ]"); 1007 break; 1008 case XA_DATAFORMAT_RAWIMAGE: 1009 SL_LOGE("Cannot create audio player with SL_DATALOCATOR_ANDROIDFD data source " 1010 "without SL_DATAFORMAT_MIME or SL_DATAFORMAT_PCM format"); 1011 return SL_RESULT_CONTENT_UNSUPPORTED; 1012 default: 1013 // invalid data format is detected earlier 1014 assert(false); 1015 return SL_RESULT_INTERNAL_ERROR; 1016 } // switch (sourceFormatType) 1017 if ((sinkLocatorType != SL_DATALOCATOR_OUTPUTMIX) && 1018 !audioPlayer_isSupportedNonOutputMixSink(pAudioSnk)) { 1019 return SL_RESULT_CONTENT_UNSUPPORTED; 1020 } 1021 } // case SL_DATALOCATOR_ANDROIDFD 1022 break; 1023 //------------------ 1024 // Stream 1025 case SL_DATALOCATOR_ANDROIDBUFFERQUEUE: 1026 { 1027 switch (sourceFormatType) { 1028 case SL_DATAFORMAT_MIME: 1029 { 1030 SLDataFormat_MIME *df_mime = (SLDataFormat_MIME *) pAudioSrc->pFormat; 1031 if (NULL == df_mime) { 1032 SL_LOGE("MIME type null invalid"); 1033 return SL_RESULT_CONTENT_UNSUPPORTED; 1034 } 1035 SL_LOGD("source MIME is %s", (char*)df_mime->mimeType); 1036 switch(df_mime->containerType) { 1037 case SL_CONTAINERTYPE_MPEG_TS: 1038 if (strcasecmp((char*)df_mime->mimeType, ANDROID_MIME_MP2TS)) { 1039 SL_LOGE("Invalid MIME (%s) for container SL_CONTAINERTYPE_MPEG_TS, expects %s", 1040 (char*)df_mime->mimeType, ANDROID_MIME_MP2TS); 1041 return SL_RESULT_CONTENT_UNSUPPORTED; 1042 } 1043 break; 1044 case SL_CONTAINERTYPE_RAW: 1045 case SL_CONTAINERTYPE_AAC: 1046 if (strcasecmp((char*)df_mime->mimeType, ANDROID_MIME_AACADTS) && 1047 strcasecmp((char*)df_mime->mimeType, 1048 ANDROID_MIME_AACADTS_ANDROID_FRAMEWORK)) { 1049 SL_LOGE("Invalid MIME (%s) for container type %d, expects %s", 1050 (char*)df_mime->mimeType, df_mime->containerType, 1051 ANDROID_MIME_AACADTS); 1052 return SL_RESULT_CONTENT_UNSUPPORTED; 1053 } 1054 break; 1055 default: 1056 SL_LOGE("Cannot create player with SL_DATALOCATOR_ANDROIDBUFFERQUEUE data source " 1057 "that is not fed MPEG-2 TS data or AAC ADTS data"); 1058 return SL_RESULT_CONTENT_UNSUPPORTED; 1059 } 1060 } 1061 break; 1062 default: 1063 SL_LOGE("Cannot create player with SL_DATALOCATOR_ANDROIDBUFFERQUEUE data source " 1064 "without SL_DATAFORMAT_MIME format"); 1065 return SL_RESULT_CONTENT_UNSUPPORTED; 1066 } 1067 } 1068 break; // case SL_DATALOCATOR_ANDROIDBUFFERQUEUE 1069 //------------------ 1070 // Address 1071 case SL_DATALOCATOR_ADDRESS: 1072 case SL_DATALOCATOR_IODEVICE: 1073 case SL_DATALOCATOR_OUTPUTMIX: 1074 case XA_DATALOCATOR_NATIVEDISPLAY: 1075 case SL_DATALOCATOR_MIDIBUFFERQUEUE: 1076 SL_LOGE("Cannot create audio player with data locator type 0x%x", 1077 (unsigned) sourceLocatorType); 1078 return SL_RESULT_CONTENT_UNSUPPORTED; 1079 default: 1080 SL_LOGE("Cannot create audio player with invalid data locator type 0x%x", 1081 (unsigned) sourceLocatorType); 1082 return SL_RESULT_PARAMETER_INVALID; 1083 }// switch (locatorType) 1084 1085 return SL_RESULT_SUCCESS; 1086} 1087 1088 1089//----------------------------------------------------------------------------- 1090// Callback associated with an AudioTrack of an SL ES AudioPlayer that gets its data 1091// from a buffer queue. This will not be called once the AudioTrack has been destroyed. 1092static void audioTrack_callBack_pullFromBuffQueue(int event, void* user, void *info) { 1093 CAudioPlayer *ap = (CAudioPlayer *)user; 1094 1095 if (!android::CallbackProtector::enterCbIfOk(ap->mCallbackProtector)) { 1096 // it is not safe to enter the callback (the track is about to go away) 1097 return; 1098 } 1099 1100 void * callbackPContext = NULL; 1101 switch(event) { 1102 1103 case android::AudioTrack::EVENT_MORE_DATA: { 1104 //SL_LOGV("received event EVENT_MORE_DATA from AudioTrack TID=%d", gettid()); 1105 slBufferQueueCallback callback = NULL; 1106 slPrefetchCallback prefetchCallback = NULL; 1107 void *prefetchContext = NULL; 1108 SLuint32 prefetchEvents = SL_PREFETCHEVENT_NONE; 1109 android::AudioTrack::Buffer* pBuff = (android::AudioTrack::Buffer*)info; 1110 1111 // retrieve data from the buffer queue 1112 interface_lock_exclusive(&ap->mBufferQueue); 1113 1114 if (ap->mBufferQueue.mState.count != 0) { 1115 //SL_LOGV("nbBuffers in queue = %u",ap->mBufferQueue.mState.count); 1116 assert(ap->mBufferQueue.mFront != ap->mBufferQueue.mRear); 1117 1118 BufferHeader *oldFront = ap->mBufferQueue.mFront; 1119 BufferHeader *newFront = &oldFront[1]; 1120 1121 // declared as void * because this code supports both 8-bit and 16-bit PCM data 1122 void *pSrc = (char *)oldFront->mBuffer + ap->mBufferQueue.mSizeConsumed; 1123 if (ap->mBufferQueue.mSizeConsumed + pBuff->size < oldFront->mSize) { 1124 // can't consume the whole or rest of the buffer in one shot 1125 ap->mBufferQueue.mSizeConsumed += pBuff->size; 1126 // leave pBuff->size untouched 1127 // consume data 1128 // FIXME can we avoid holding the lock during the copy? 1129 memcpy (pBuff->raw, pSrc, pBuff->size); 1130 } else { 1131 // finish consuming the buffer or consume the buffer in one shot 1132 pBuff->size = oldFront->mSize - ap->mBufferQueue.mSizeConsumed; 1133 ap->mBufferQueue.mSizeConsumed = 0; 1134 1135 if (newFront == 1136 &ap->mBufferQueue.mArray 1137 [ap->mBufferQueue.mNumBuffers + 1]) 1138 { 1139 newFront = ap->mBufferQueue.mArray; 1140 } 1141 ap->mBufferQueue.mFront = newFront; 1142 1143 ap->mBufferQueue.mState.count--; 1144 ap->mBufferQueue.mState.playIndex++; 1145 1146 // consume data 1147 // FIXME can we avoid holding the lock during the copy? 1148 memcpy (pBuff->raw, pSrc, pBuff->size); 1149 1150 // data has been consumed, and the buffer queue state has been updated 1151 // we will notify the client if applicable 1152 callback = ap->mBufferQueue.mCallback; 1153 // save callback data 1154 callbackPContext = ap->mBufferQueue.mContext; 1155 } 1156 } else { // empty queue 1157 // signal no data available 1158 pBuff->size = 0; 1159 1160 // signal we're at the end of the content, but don't pause (see note in function) 1161 audioPlayer_dispatch_headAtEnd_lockPlay(ap, false /*set state to paused?*/, false); 1162 1163 // signal underflow to prefetch status itf 1164 if (IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 1165 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW; 1166 ap->mPrefetchStatus.mLevel = 0; 1167 // callback or no callback? 1168 prefetchEvents = ap->mPrefetchStatus.mCallbackEventsMask & 1169 (SL_PREFETCHEVENT_STATUSCHANGE | SL_PREFETCHEVENT_FILLLEVELCHANGE); 1170 if (SL_PREFETCHEVENT_NONE != prefetchEvents) { 1171 prefetchCallback = ap->mPrefetchStatus.mCallback; 1172 prefetchContext = ap->mPrefetchStatus.mContext; 1173 } 1174 } 1175 1176 // stop the track so it restarts playing faster when new data is enqueued 1177 ap->mAudioTrack->stop(); 1178 } 1179 interface_unlock_exclusive(&ap->mBufferQueue); 1180 1181 // notify client 1182 if (NULL != prefetchCallback) { 1183 assert(SL_PREFETCHEVENT_NONE != prefetchEvents); 1184 // spec requires separate callbacks for each event 1185 if (prefetchEvents & SL_PREFETCHEVENT_STATUSCHANGE) { 1186 (*prefetchCallback)(&ap->mPrefetchStatus.mItf, prefetchContext, 1187 SL_PREFETCHEVENT_STATUSCHANGE); 1188 } 1189 if (prefetchEvents & SL_PREFETCHEVENT_FILLLEVELCHANGE) { 1190 (*prefetchCallback)(&ap->mPrefetchStatus.mItf, prefetchContext, 1191 SL_PREFETCHEVENT_FILLLEVELCHANGE); 1192 } 1193 } 1194 if (NULL != callback) { 1195 (*callback)(&ap->mBufferQueue.mItf, callbackPContext); 1196 } 1197 } 1198 break; 1199 1200 case android::AudioTrack::EVENT_MARKER: 1201 //SL_LOGI("received event EVENT_MARKER from AudioTrack"); 1202 audioTrack_handleMarker_lockPlay(ap); 1203 break; 1204 1205 case android::AudioTrack::EVENT_NEW_POS: 1206 //SL_LOGI("received event EVENT_NEW_POS from AudioTrack"); 1207 audioTrack_handleNewPos_lockPlay(ap); 1208 break; 1209 1210 case android::AudioTrack::EVENT_UNDERRUN: 1211 //SL_LOGI("received event EVENT_UNDERRUN from AudioTrack"); 1212 audioTrack_handleUnderrun_lockPlay(ap); 1213 break; 1214 1215 default: 1216 // FIXME where does the notification of SL_PLAYEVENT_HEADMOVING fit? 1217 SL_LOGE("Encountered unknown AudioTrack event %d for CAudioPlayer %p", event, 1218 (CAudioPlayer *)user); 1219 break; 1220 } 1221 1222 ap->mCallbackProtector->exitCb(); 1223} 1224 1225 1226//----------------------------------------------------------------------------- 1227SLresult android_audioPlayer_create(CAudioPlayer *pAudioPlayer) { 1228 1229 SLresult result = SL_RESULT_SUCCESS; 1230 // pAudioPlayer->mAndroidObjType has been set in audioPlayer_getAndroidObjectTypeForSourceSink() 1231 if (INVALID_TYPE == pAudioPlayer->mAndroidObjType) { 1232 audioPlayer_setInvalid(pAudioPlayer); 1233 result = SL_RESULT_PARAMETER_INVALID; 1234 } else { 1235 1236 // These initializations are in the same order as the field declarations in classes.h 1237 1238 // FIXME Consolidate initializations (many of these already in IEngine_CreateAudioPlayer) 1239 // mAndroidObjType: see above comment 1240 pAudioPlayer->mAndroidObjState = ANDROID_UNINITIALIZED; 1241 pAudioPlayer->mSessionId = android::AudioSystem::newAudioSessionId(); 1242 pAudioPlayer->mStreamType = ANDROID_DEFAULT_OUTPUT_STREAM_TYPE; 1243 1244 // mAudioTrack 1245 pAudioPlayer->mCallbackProtector = new android::CallbackProtector(); 1246 // mAPLayer 1247 // mAuxEffect 1248 1249 pAudioPlayer->mAuxSendLevel = 0; 1250 pAudioPlayer->mAmplFromDirectLevel = 1.0f; // matches initial mDirectLevel value 1251 pAudioPlayer->mDeferredStart = false; 1252 1253 // Already initialized in IEngine_CreateAudioPlayer, to be consolidated 1254 pAudioPlayer->mDirectLevel = 0; // no attenuation 1255 1256 // This section re-initializes interface-specific fields that 1257 // can be set or used regardless of whether the interface is 1258 // exposed on the AudioPlayer or not 1259 1260 // Only AudioTrack supports a non-trivial playback rate 1261 switch (pAudioPlayer->mAndroidObjType) { 1262 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1263 pAudioPlayer->mPlaybackRate.mMinRate = AUDIOTRACK_MIN_PLAYBACKRATE_PERMILLE; 1264 pAudioPlayer->mPlaybackRate.mMaxRate = AUDIOTRACK_MAX_PLAYBACKRATE_PERMILLE; 1265 break; 1266 default: 1267 // use the default range 1268 break; 1269 } 1270 1271 } 1272 1273 return result; 1274} 1275 1276 1277//----------------------------------------------------------------------------- 1278SLresult android_audioPlayer_setConfig(CAudioPlayer *ap, const SLchar *configKey, 1279 const void *pConfigValue, SLuint32 valueSize) { 1280 1281 SLresult result; 1282 1283 assert(NULL != ap && NULL != configKey && NULL != pConfigValue); 1284 if(strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_STREAM_TYPE) == 0) { 1285 1286 // stream type 1287 if (KEY_STREAM_TYPE_PARAMSIZE > valueSize) { 1288 SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW); 1289 result = SL_RESULT_BUFFER_INSUFFICIENT; 1290 } else { 1291 result = audioPlayer_setStreamType(ap, *(SLuint32*)pConfigValue); 1292 } 1293 1294 } else { 1295 SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY); 1296 result = SL_RESULT_PARAMETER_INVALID; 1297 } 1298 1299 return result; 1300} 1301 1302 1303//----------------------------------------------------------------------------- 1304SLresult android_audioPlayer_getConfig(CAudioPlayer* ap, const SLchar *configKey, 1305 SLuint32* pValueSize, void *pConfigValue) { 1306 1307 SLresult result; 1308 1309 assert(NULL != ap && NULL != configKey && NULL != pValueSize); 1310 if(strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_STREAM_TYPE) == 0) { 1311 1312 // stream type 1313 if (NULL == pConfigValue) { 1314 result = SL_RESULT_SUCCESS; 1315 } else if (KEY_STREAM_TYPE_PARAMSIZE > *pValueSize) { 1316 SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW); 1317 result = SL_RESULT_BUFFER_INSUFFICIENT; 1318 } else { 1319 result = audioPlayer_getStreamType(ap, (SLint32*)pConfigValue); 1320 } 1321 *pValueSize = KEY_STREAM_TYPE_PARAMSIZE; 1322 1323 } else { 1324 SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY); 1325 result = SL_RESULT_PARAMETER_INVALID; 1326 } 1327 1328 return result; 1329} 1330 1331 1332//----------------------------------------------------------------------------- 1333// FIXME abstract out the diff between CMediaPlayer and CAudioPlayer 1334SLresult android_audioPlayer_realize(CAudioPlayer *pAudioPlayer, SLboolean async) { 1335 1336 SLresult result = SL_RESULT_SUCCESS; 1337 SL_LOGV("Realize pAudioPlayer=%p", pAudioPlayer); 1338 1339 switch (pAudioPlayer->mAndroidObjType) { 1340 //----------------------------------- 1341 // AudioTrack 1342 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1343 { 1344 // initialize platform-specific CAudioPlayer fields 1345 1346 SLDataLocator_BufferQueue *dl_bq = (SLDataLocator_BufferQueue *) 1347 pAudioPlayer->mDynamicSource.mDataSource; 1348 SLDataFormat_PCM *df_pcm = (SLDataFormat_PCM *) 1349 pAudioPlayer->mDynamicSource.mDataSource->pFormat; 1350 1351 uint32_t sampleRate = sles_to_android_sampleRate(df_pcm->samplesPerSec); 1352 1353 pAudioPlayer->mAudioTrack = new android::AudioTrackProxy(new android::AudioTrack( 1354 pAudioPlayer->mStreamType, // streamType 1355 sampleRate, // sampleRate 1356 sles_to_android_sampleFormat(df_pcm->bitsPerSample), // format 1357 sles_to_android_channelMaskOut(df_pcm->numChannels, df_pcm->channelMask), 1358 //channel mask 1359 0, // frameCount (here min) 1360 0, // flags 1361 audioTrack_callBack_pullFromBuffQueue, // callback 1362 (void *) pAudioPlayer, // user 1363 0 // FIXME find appropriate frame count // notificationFrame 1364 , pAudioPlayer->mSessionId 1365 )); 1366 android::status_t status = pAudioPlayer->mAudioTrack->initCheck(); 1367 if (status != android::NO_ERROR) { 1368 SL_LOGE("AudioTrack::initCheck status %u", status); 1369 result = SL_RESULT_CONTENT_UNSUPPORTED; 1370 pAudioPlayer->mAudioTrack.clear(); 1371 return result; 1372 } 1373 1374 // initialize platform-independent CAudioPlayer fields 1375 1376 pAudioPlayer->mNumChannels = df_pcm->numChannels; 1377 pAudioPlayer->mSampleRateMilliHz = df_pcm->samplesPerSec; // Note: bad field name in SL ES 1378 1379 // This use case does not have a separate "prepare" step 1380 pAudioPlayer->mAndroidObjState = ANDROID_READY; 1381 } 1382 break; 1383 //----------------------------------- 1384 // MediaPlayer 1385 case AUDIOPLAYER_FROM_URIFD: { 1386 assert(pAudioPlayer->mAndroidObjState == ANDROID_UNINITIALIZED); 1387 assert(pAudioPlayer->mNumChannels == UNKNOWN_NUMCHANNELS); 1388 assert(pAudioPlayer->mSampleRateMilliHz == UNKNOWN_SAMPLERATE); 1389 assert(pAudioPlayer->mAudioTrack == 0); 1390 1391 AudioPlayback_Parameters app; 1392 app.sessionId = pAudioPlayer->mSessionId; 1393 app.streamType = pAudioPlayer->mStreamType; 1394 1395 pAudioPlayer->mAPlayer = new android::LocAVPlayer(&app, false /*hasVideo*/); 1396 pAudioPlayer->mAPlayer->init(sfplayer_handlePrefetchEvent, 1397 (void*)pAudioPlayer /*notifUSer*/); 1398 1399 switch (pAudioPlayer->mDataSource.mLocator.mLocatorType) { 1400 case SL_DATALOCATOR_URI: { 1401 // The legacy implementation ran Stagefright within the application process, and 1402 // so allowed local pathnames specified by URI that were openable by 1403 // the application but were not openable by mediaserver. 1404 // The current implementation runs Stagefright (mostly) within mediaserver, 1405 // which runs as a different UID and likely a different current working directory. 1406 // For backwards compatibility with any applications which may have relied on the 1407 // previous behavior, we convert an openable file URI into an FD. 1408 // Note that unlike SL_DATALOCATOR_ANDROIDFD, this FD is owned by us 1409 // and so we close it as soon as we've passed it (via Binder dup) to mediaserver. 1410 const char *uri = (const char *)pAudioPlayer->mDataSource.mLocator.mURI.URI; 1411 if (!isDistantProtocol(uri)) { 1412 // don't touch the original uri, we may need it later 1413 const char *pathname = uri; 1414 // skip over an optional leading file:// prefix 1415 if (!strncasecmp(pathname, "file://", 7)) { 1416 pathname += 7; 1417 } 1418 // attempt to open it as a file using the application's credentials 1419 int fd = ::open(pathname, O_RDONLY); 1420 if (fd >= 0) { 1421 // if open is successful, then check to see if it's a regular file 1422 struct stat statbuf; 1423 if (!::fstat(fd, &statbuf) && S_ISREG(statbuf.st_mode)) { 1424 // treat similarly to an FD data locator, but 1425 // let setDataSource take responsibility for closing fd 1426 pAudioPlayer->mAPlayer->setDataSource(fd, 0, statbuf.st_size, true); 1427 break; 1428 } 1429 // we were able to open it, but it's not a file, so let mediaserver try 1430 (void) ::close(fd); 1431 } 1432 } 1433 // if either the URI didn't look like a file, or open failed, or not a file 1434 pAudioPlayer->mAPlayer->setDataSource(uri); 1435 } break; 1436 case SL_DATALOCATOR_ANDROIDFD: { 1437 int64_t offset = (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.offset; 1438 pAudioPlayer->mAPlayer->setDataSource( 1439 (int)pAudioPlayer->mDataSource.mLocator.mFD.fd, 1440 offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ? 1441 (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset, 1442 (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.length); 1443 } 1444 break; 1445 default: 1446 SL_LOGE(ERROR_PLAYERREALIZE_UNKNOWN_DATASOURCE_LOCATOR); 1447 break; 1448 } 1449 1450 } 1451 break; 1452 //----------------------------------- 1453 // StreamPlayer 1454 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: { 1455 object_lock_exclusive(&pAudioPlayer->mObject); 1456 AudioPlayback_Parameters ap_params; 1457 ap_params.sessionId = pAudioPlayer->mSessionId; 1458 ap_params.streamType = pAudioPlayer->mStreamType; 1459 android::StreamPlayer* splr = new android::StreamPlayer(&ap_params, false /*hasVideo*/, 1460 &pAudioPlayer->mAndroidBufferQueue, pAudioPlayer->mCallbackProtector); 1461 pAudioPlayer->mAPlayer = splr; 1462 splr->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1463 object_unlock_exclusive(&pAudioPlayer->mObject); 1464 } 1465 break; 1466 //----------------------------------- 1467 // AudioToCbRenderer 1468 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1469 AudioPlayback_Parameters app; 1470 app.sessionId = pAudioPlayer->mSessionId; 1471 app.streamType = pAudioPlayer->mStreamType; 1472 1473 android::AudioToCbRenderer* decoder = new android::AudioToCbRenderer(&app); 1474 pAudioPlayer->mAPlayer = decoder; 1475 // configures the callback for the sink buffer queue 1476 decoder->setDataPushListener(adecoder_writeToBufferQueue, pAudioPlayer); 1477 // configures the callback for the notifications coming from the SF code 1478 decoder->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1479 1480 switch (pAudioPlayer->mDataSource.mLocator.mLocatorType) { 1481 case SL_DATALOCATOR_URI: 1482 decoder->setDataSource( 1483 (const char*)pAudioPlayer->mDataSource.mLocator.mURI.URI); 1484 break; 1485 case SL_DATALOCATOR_ANDROIDFD: { 1486 int64_t offset = (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.offset; 1487 decoder->setDataSource( 1488 (int)pAudioPlayer->mDataSource.mLocator.mFD.fd, 1489 offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ? 1490 (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset, 1491 (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.length); 1492 } 1493 break; 1494 default: 1495 SL_LOGE(ERROR_PLAYERREALIZE_UNKNOWN_DATASOURCE_LOCATOR); 1496 break; 1497 } 1498 1499 } 1500 break; 1501 //----------------------------------- 1502 // AacBqToPcmCbRenderer 1503 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: { 1504 AudioPlayback_Parameters app; 1505 app.sessionId = pAudioPlayer->mSessionId; 1506 app.streamType = pAudioPlayer->mStreamType; 1507 android::AacBqToPcmCbRenderer* bqtobq = new android::AacBqToPcmCbRenderer(&app); 1508 // configures the callback for the sink buffer queue 1509 bqtobq->setDataPushListener(adecoder_writeToBufferQueue, pAudioPlayer); 1510 pAudioPlayer->mAPlayer = bqtobq; 1511 // configures the callback for the notifications coming from the SF code, 1512 // but also implicitly configures the AndroidBufferQueue from which ADTS data is read 1513 pAudioPlayer->mAPlayer->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1514 } 1515 break; 1516 //----------------------------------- 1517 default: 1518 SL_LOGE(ERROR_PLAYERREALIZE_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1519 result = SL_RESULT_INTERNAL_ERROR; 1520 break; 1521 } 1522 1523 1524 // proceed with effect initialization 1525 // initialize EQ 1526 // FIXME use a table of effect descriptors when adding support for more effects 1527 if (memcmp(SL_IID_EQUALIZER, &pAudioPlayer->mEqualizer.mEqDescriptor.type, 1528 sizeof(effect_uuid_t)) == 0) { 1529 SL_LOGV("Need to initialize EQ for AudioPlayer=%p", pAudioPlayer); 1530 android_eq_init(pAudioPlayer->mSessionId, &pAudioPlayer->mEqualizer); 1531 } 1532 // initialize BassBoost 1533 if (memcmp(SL_IID_BASSBOOST, &pAudioPlayer->mBassBoost.mBassBoostDescriptor.type, 1534 sizeof(effect_uuid_t)) == 0) { 1535 SL_LOGV("Need to initialize BassBoost for AudioPlayer=%p", pAudioPlayer); 1536 android_bb_init(pAudioPlayer->mSessionId, &pAudioPlayer->mBassBoost); 1537 } 1538 // initialize Virtualizer 1539 if (memcmp(SL_IID_VIRTUALIZER, &pAudioPlayer->mVirtualizer.mVirtualizerDescriptor.type, 1540 sizeof(effect_uuid_t)) == 0) { 1541 SL_LOGV("Need to initialize Virtualizer for AudioPlayer=%p", pAudioPlayer); 1542 android_virt_init(pAudioPlayer->mSessionId, &pAudioPlayer->mVirtualizer); 1543 } 1544 1545 // initialize EffectSend 1546 // FIXME initialize EffectSend 1547 1548 return result; 1549} 1550 1551 1552//----------------------------------------------------------------------------- 1553/** 1554 * Called with a lock on AudioPlayer, and blocks until safe to destroy 1555 */ 1556SLresult android_audioPlayer_preDestroy(CAudioPlayer *pAudioPlayer) { 1557 SL_LOGD("android_audioPlayer_preDestroy(%p)", pAudioPlayer); 1558 SLresult result = SL_RESULT_SUCCESS; 1559 1560 bool disableCallbacksBeforePreDestroy; 1561 switch (pAudioPlayer->mAndroidObjType) { 1562 // Not yet clear why this order is important, but it reduces detected deadlocks 1563 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1564 disableCallbacksBeforePreDestroy = true; 1565 break; 1566 // Use the old behavior for all other use cases until proven 1567 // case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1568 default: 1569 disableCallbacksBeforePreDestroy = false; 1570 break; 1571 } 1572 1573 if (disableCallbacksBeforePreDestroy) { 1574 object_unlock_exclusive(&pAudioPlayer->mObject); 1575 if (pAudioPlayer->mCallbackProtector != 0) { 1576 pAudioPlayer->mCallbackProtector->requestCbExitAndWait(); 1577 } 1578 object_lock_exclusive(&pAudioPlayer->mObject); 1579 } 1580 1581 if (pAudioPlayer->mAPlayer != 0) { 1582 pAudioPlayer->mAPlayer->preDestroy(); 1583 } 1584 SL_LOGD("android_audioPlayer_preDestroy(%p) after mAPlayer->preDestroy()", pAudioPlayer); 1585 1586 if (!disableCallbacksBeforePreDestroy) { 1587 object_unlock_exclusive(&pAudioPlayer->mObject); 1588 if (pAudioPlayer->mCallbackProtector != 0) { 1589 pAudioPlayer->mCallbackProtector->requestCbExitAndWait(); 1590 } 1591 object_lock_exclusive(&pAudioPlayer->mObject); 1592 } 1593 1594 return result; 1595} 1596 1597 1598//----------------------------------------------------------------------------- 1599SLresult android_audioPlayer_destroy(CAudioPlayer *pAudioPlayer) { 1600 SLresult result = SL_RESULT_SUCCESS; 1601 SL_LOGV("android_audioPlayer_destroy(%p)", pAudioPlayer); 1602 switch (pAudioPlayer->mAndroidObjType) { 1603 1604 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1605 // We own the audio track for PCM buffer queue players 1606 if (pAudioPlayer->mAudioTrack != 0) { 1607 pAudioPlayer->mAudioTrack->stop(); 1608 // Note that there may still be another reference in post-unlock phase of SetPlayState 1609 pAudioPlayer->mAudioTrack.clear(); 1610 } 1611 break; 1612 1613 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1614 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1615 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: // intended fall-through 1616 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1617 pAudioPlayer->mAPlayer.clear(); 1618 break; 1619 //----------------------------------- 1620 default: 1621 SL_LOGE(ERROR_PLAYERDESTROY_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1622 result = SL_RESULT_INTERNAL_ERROR; 1623 break; 1624 } 1625 1626 pAudioPlayer->mCallbackProtector.clear(); 1627 1628 // FIXME might not be needed 1629 pAudioPlayer->mAndroidObjType = INVALID_TYPE; 1630 1631 // explicit destructor 1632 pAudioPlayer->mAudioTrack.~sp(); 1633 // note that SetPlayState(PLAYING) may still hold a reference 1634 pAudioPlayer->mCallbackProtector.~sp(); 1635 pAudioPlayer->mAuxEffect.~sp(); 1636 pAudioPlayer->mAPlayer.~sp(); 1637 1638 return result; 1639} 1640 1641 1642//----------------------------------------------------------------------------- 1643SLresult android_audioPlayer_setPlaybackRateAndConstraints(CAudioPlayer *ap, SLpermille rate, 1644 SLuint32 constraints) { 1645 SLresult result = SL_RESULT_SUCCESS; 1646 switch(ap->mAndroidObjType) { 1647 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: { 1648 // these asserts were already checked by the platform-independent layer 1649 assert((AUDIOTRACK_MIN_PLAYBACKRATE_PERMILLE <= rate) && 1650 (rate <= AUDIOTRACK_MAX_PLAYBACKRATE_PERMILLE)); 1651 assert(constraints & SL_RATEPROP_NOPITCHCORAUDIO); 1652 // get the content sample rate 1653 uint32_t contentRate = sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1654 // apply the SL ES playback rate on the AudioTrack as a factor of its content sample rate 1655 if (ap->mAudioTrack != 0) { 1656 ap->mAudioTrack->setSampleRate(contentRate * (rate/1000.0f)); 1657 } 1658 } 1659 break; 1660 case AUDIOPLAYER_FROM_URIFD: 1661 assert(rate == 1000); 1662 assert(constraints & SL_RATEPROP_NOPITCHCORAUDIO); 1663 // that was easy 1664 break; 1665 1666 default: 1667 SL_LOGE("Unexpected object type %d", ap->mAndroidObjType); 1668 result = SL_RESULT_FEATURE_UNSUPPORTED; 1669 break; 1670 } 1671 return result; 1672} 1673 1674 1675//----------------------------------------------------------------------------- 1676// precondition 1677// called with no lock held 1678// ap != NULL 1679// pItemCount != NULL 1680SLresult android_audioPlayer_metadata_getItemCount(CAudioPlayer *ap, SLuint32 *pItemCount) { 1681 if (ap->mAPlayer == 0) { 1682 return SL_RESULT_PARAMETER_INVALID; 1683 } 1684 switch(ap->mAndroidObjType) { 1685 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1686 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1687 { 1688 android::AudioSfDecoder* decoder = 1689 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1690 *pItemCount = decoder->getPcmFormatKeyCount(); 1691 } 1692 break; 1693 default: 1694 *pItemCount = 0; 1695 break; 1696 } 1697 return SL_RESULT_SUCCESS; 1698} 1699 1700 1701//----------------------------------------------------------------------------- 1702// precondition 1703// called with no lock held 1704// ap != NULL 1705// pKeySize != NULL 1706SLresult android_audioPlayer_metadata_getKeySize(CAudioPlayer *ap, 1707 SLuint32 index, SLuint32 *pKeySize) { 1708 if (ap->mAPlayer == 0) { 1709 return SL_RESULT_PARAMETER_INVALID; 1710 } 1711 SLresult res = SL_RESULT_SUCCESS; 1712 switch(ap->mAndroidObjType) { 1713 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1714 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1715 { 1716 android::AudioSfDecoder* decoder = 1717 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1718 SLuint32 keyNameSize = 0; 1719 if (!decoder->getPcmFormatKeySize(index, &keyNameSize)) { 1720 res = SL_RESULT_PARAMETER_INVALID; 1721 } else { 1722 // *pKeySize is the size of the region used to store the key name AND 1723 // the information about the key (size, lang, encoding) 1724 *pKeySize = keyNameSize + sizeof(SLMetadataInfo); 1725 } 1726 } 1727 break; 1728 default: 1729 *pKeySize = 0; 1730 res = SL_RESULT_PARAMETER_INVALID; 1731 break; 1732 } 1733 return res; 1734} 1735 1736 1737//----------------------------------------------------------------------------- 1738// precondition 1739// called with no lock held 1740// ap != NULL 1741// pKey != NULL 1742SLresult android_audioPlayer_metadata_getKey(CAudioPlayer *ap, 1743 SLuint32 index, SLuint32 size, SLMetadataInfo *pKey) { 1744 if (ap->mAPlayer == 0) { 1745 return SL_RESULT_PARAMETER_INVALID; 1746 } 1747 SLresult res = SL_RESULT_SUCCESS; 1748 switch(ap->mAndroidObjType) { 1749 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1750 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1751 { 1752 android::AudioSfDecoder* decoder = 1753 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1754 if ((size < sizeof(SLMetadataInfo) || 1755 (!decoder->getPcmFormatKeyName(index, size - sizeof(SLMetadataInfo), 1756 (char*)pKey->data)))) { 1757 res = SL_RESULT_PARAMETER_INVALID; 1758 } else { 1759 // successfully retrieved the key value, update the other fields 1760 pKey->encoding = SL_CHARACTERENCODING_UTF8; 1761 memcpy((char *) pKey->langCountry, "en", 3); 1762 pKey->size = strlen((char*)pKey->data) + 1; 1763 } 1764 } 1765 break; 1766 default: 1767 res = SL_RESULT_PARAMETER_INVALID; 1768 break; 1769 } 1770 return res; 1771} 1772 1773 1774//----------------------------------------------------------------------------- 1775// precondition 1776// called with no lock held 1777// ap != NULL 1778// pValueSize != NULL 1779SLresult android_audioPlayer_metadata_getValueSize(CAudioPlayer *ap, 1780 SLuint32 index, SLuint32 *pValueSize) { 1781 if (ap->mAPlayer == 0) { 1782 return SL_RESULT_PARAMETER_INVALID; 1783 } 1784 SLresult res = SL_RESULT_SUCCESS; 1785 switch(ap->mAndroidObjType) { 1786 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1787 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1788 { 1789 android::AudioSfDecoder* decoder = 1790 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1791 SLuint32 valueSize = 0; 1792 if (!decoder->getPcmFormatValueSize(index, &valueSize)) { 1793 res = SL_RESULT_PARAMETER_INVALID; 1794 } else { 1795 // *pValueSize is the size of the region used to store the key value AND 1796 // the information about the value (size, lang, encoding) 1797 *pValueSize = valueSize + sizeof(SLMetadataInfo); 1798 } 1799 } 1800 break; 1801 default: 1802 *pValueSize = 0; 1803 res = SL_RESULT_PARAMETER_INVALID; 1804 break; 1805 } 1806 return res; 1807} 1808 1809 1810//----------------------------------------------------------------------------- 1811// precondition 1812// called with no lock held 1813// ap != NULL 1814// pValue != NULL 1815SLresult android_audioPlayer_metadata_getValue(CAudioPlayer *ap, 1816 SLuint32 index, SLuint32 size, SLMetadataInfo *pValue) { 1817 if (ap->mAPlayer == 0) { 1818 return SL_RESULT_PARAMETER_INVALID; 1819 } 1820 SLresult res = SL_RESULT_SUCCESS; 1821 switch(ap->mAndroidObjType) { 1822 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1823 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1824 { 1825 android::AudioSfDecoder* decoder = 1826 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1827 pValue->encoding = SL_CHARACTERENCODING_BINARY; 1828 memcpy((char *) pValue->langCountry, "en", 3); // applicable here? 1829 SLuint32 valueSize = 0; 1830 if ((size < sizeof(SLMetadataInfo) 1831 || (!decoder->getPcmFormatValueSize(index, &valueSize)) 1832 || (!decoder->getPcmFormatKeyValue(index, size - sizeof(SLMetadataInfo), 1833 (SLuint32*)pValue->data)))) { 1834 res = SL_RESULT_PARAMETER_INVALID; 1835 } else { 1836 pValue->size = valueSize; 1837 } 1838 } 1839 break; 1840 default: 1841 res = SL_RESULT_PARAMETER_INVALID; 1842 break; 1843 } 1844 return res; 1845} 1846 1847//----------------------------------------------------------------------------- 1848// preconditions 1849// ap != NULL 1850// mutex is locked 1851// play state has changed 1852void android_audioPlayer_setPlayState(CAudioPlayer *ap) { 1853 1854 SLuint32 playState = ap->mPlay.mState; 1855 AndroidObjectState objState = ap->mAndroidObjState; 1856 1857 switch(ap->mAndroidObjType) { 1858 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1859 switch (playState) { 1860 case SL_PLAYSTATE_STOPPED: 1861 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_STOPPED"); 1862 if (ap->mAudioTrack != 0) { 1863 ap->mAudioTrack->stop(); 1864 } 1865 break; 1866 case SL_PLAYSTATE_PAUSED: 1867 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PAUSED"); 1868 if (ap->mAudioTrack != 0) { 1869 ap->mAudioTrack->pause(); 1870 } 1871 break; 1872 case SL_PLAYSTATE_PLAYING: 1873 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PLAYING"); 1874 if (ap->mAudioTrack != 0) { 1875 // instead of ap->mAudioTrack->start(); 1876 ap->mDeferredStart = true; 1877 } 1878 break; 1879 default: 1880 // checked by caller, should not happen 1881 break; 1882 } 1883 break; 1884 1885 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1886 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1887 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: // intended fall-through 1888 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1889 // FIXME report and use the return code to the lock mechanism, which is where play state 1890 // changes are updated (see object_unlock_exclusive_attributes()) 1891 aplayer_setPlayState(ap->mAPlayer, playState, &(ap->mAndroidObjState)); 1892 break; 1893 default: 1894 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_UNEXPECTED_OBJECT_TYPE_D, ap->mAndroidObjType); 1895 break; 1896 } 1897} 1898 1899 1900//----------------------------------------------------------------------------- 1901// call when either player event flags, marker position, or position update period changes 1902void android_audioPlayer_usePlayEventMask(CAudioPlayer *ap) { 1903 IPlay *pPlayItf = &ap->mPlay; 1904 SLuint32 eventFlags = pPlayItf->mEventFlags; 1905 /*switch(ap->mAndroidObjType) { 1906 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE:*/ 1907 1908 if (ap->mAPlayer != 0) { 1909 assert(ap->mAudioTrack == 0); 1910 ap->mAPlayer->setPlayEvents((int32_t) eventFlags, (int32_t) pPlayItf->mMarkerPosition, 1911 (int32_t) pPlayItf->mPositionUpdatePeriod); 1912 return; 1913 } 1914 1915 if (ap->mAudioTrack == 0) { 1916 return; 1917 } 1918 1919 if (eventFlags & SL_PLAYEVENT_HEADATMARKER) { 1920 ap->mAudioTrack->setMarkerPosition((uint32_t)((((int64_t)pPlayItf->mMarkerPosition 1921 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1922 } else { 1923 // clear marker 1924 ap->mAudioTrack->setMarkerPosition(0); 1925 } 1926 1927 if (eventFlags & SL_PLAYEVENT_HEADATNEWPOS) { 1928 ap->mAudioTrack->setPositionUpdatePeriod( 1929 (uint32_t)((((int64_t)pPlayItf->mPositionUpdatePeriod 1930 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1931 } else { 1932 // clear periodic update 1933 ap->mAudioTrack->setPositionUpdatePeriod(0); 1934 } 1935 1936 if (eventFlags & SL_PLAYEVENT_HEADATEND) { 1937 // nothing to do for SL_PLAYEVENT_HEADATEND, callback event will be checked against mask 1938 } 1939 1940 if (eventFlags & SL_PLAYEVENT_HEADMOVING) { 1941 // FIXME support SL_PLAYEVENT_HEADMOVING 1942 SL_LOGD("[ FIXME: IPlay_SetCallbackEventsMask(SL_PLAYEVENT_HEADMOVING) on an " 1943 "SL_OBJECTID_AUDIOPLAYER to be implemented ]"); 1944 } 1945 if (eventFlags & SL_PLAYEVENT_HEADSTALLED) { 1946 // nothing to do for SL_PLAYEVENT_HEADSTALLED, callback event will be checked against mask 1947 } 1948 1949} 1950 1951 1952//----------------------------------------------------------------------------- 1953SLresult android_audioPlayer_getDuration(IPlay *pPlayItf, SLmillisecond *pDurMsec) { 1954 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1955 switch(ap->mAndroidObjType) { 1956 1957 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1958 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1959 int32_t durationMsec = ANDROID_UNKNOWN_TIME; 1960 if (ap->mAPlayer != 0) { 1961 ap->mAPlayer->getDurationMsec(&durationMsec); 1962 } 1963 *pDurMsec = durationMsec == ANDROID_UNKNOWN_TIME ? SL_TIME_UNKNOWN : durationMsec; 1964 break; 1965 } 1966 1967 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1968 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1969 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1970 default: { 1971 *pDurMsec = SL_TIME_UNKNOWN; 1972 } 1973 } 1974 return SL_RESULT_SUCCESS; 1975} 1976 1977 1978//----------------------------------------------------------------------------- 1979void android_audioPlayer_getPosition(IPlay *pPlayItf, SLmillisecond *pPosMsec) { 1980 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1981 switch(ap->mAndroidObjType) { 1982 1983 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1984 if ((ap->mSampleRateMilliHz == UNKNOWN_SAMPLERATE) || (ap->mAudioTrack == 0)) { 1985 *pPosMsec = 0; 1986 } else { 1987 uint32_t positionInFrames; 1988 ap->mAudioTrack->getPosition(&positionInFrames); 1989 *pPosMsec = ((int64_t)positionInFrames * 1000) / 1990 sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1991 } 1992 break; 1993 1994 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1995 case AUDIOPLAYER_FROM_URIFD: 1996 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1997 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: { 1998 int32_t posMsec = ANDROID_UNKNOWN_TIME; 1999 if (ap->mAPlayer != 0) { 2000 ap->mAPlayer->getPositionMsec(&posMsec); 2001 } 2002 *pPosMsec = posMsec == ANDROID_UNKNOWN_TIME ? 0 : posMsec; 2003 break; 2004 } 2005 2006 default: 2007 *pPosMsec = 0; 2008 } 2009} 2010 2011 2012//----------------------------------------------------------------------------- 2013SLresult android_audioPlayer_seek(CAudioPlayer *ap, SLmillisecond posMsec) { 2014 SLresult result = SL_RESULT_SUCCESS; 2015 2016 switch(ap->mAndroidObjType) { 2017 2018 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: // intended fall-through 2019 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 2020 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 2021 result = SL_RESULT_FEATURE_UNSUPPORTED; 2022 break; 2023 2024 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 2025 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 2026 if (ap->mAPlayer != 0) { 2027 ap->mAPlayer->seek(posMsec); 2028 } 2029 break; 2030 2031 default: 2032 break; 2033 } 2034 return result; 2035} 2036 2037 2038//----------------------------------------------------------------------------- 2039SLresult android_audioPlayer_loop(CAudioPlayer *ap, SLboolean loopEnable) { 2040 SLresult result = SL_RESULT_SUCCESS; 2041 2042 switch (ap->mAndroidObjType) { 2043 case AUDIOPLAYER_FROM_URIFD: 2044 // case AUDIOPLAY_FROM_URIFD_TO_PCM_BUFFERQUEUE: 2045 // would actually work, but what's the point? 2046 if (ap->mAPlayer != 0) { 2047 ap->mAPlayer->loop((bool)loopEnable); 2048 } 2049 break; 2050 default: 2051 result = SL_RESULT_FEATURE_UNSUPPORTED; 2052 break; 2053 } 2054 return result; 2055} 2056 2057 2058//----------------------------------------------------------------------------- 2059SLresult android_audioPlayer_setBufferingUpdateThresholdPerMille(CAudioPlayer *ap, 2060 SLpermille threshold) { 2061 SLresult result = SL_RESULT_SUCCESS; 2062 2063 switch (ap->mAndroidObjType) { 2064 case AUDIOPLAYER_FROM_URIFD: 2065 if (ap->mAPlayer != 0) { 2066 ap->mAPlayer->setBufferingUpdateThreshold(threshold / 10); 2067 } 2068 break; 2069 2070 default: {} 2071 } 2072 2073 return result; 2074} 2075 2076 2077//----------------------------------------------------------------------------- 2078void android_audioPlayer_bufferQueue_onRefilled_l(CAudioPlayer *ap) { 2079 // the AudioTrack associated with the AudioPlayer receiving audio from a PCM buffer 2080 // queue was stopped when the queue become empty, we restart as soon as a new buffer 2081 // has been enqueued since we're in playing state 2082 if (ap->mAudioTrack != 0) { 2083 // instead of ap->mAudioTrack->start(); 2084 ap->mDeferredStart = true; 2085 } 2086 2087 // when the queue became empty, an underflow on the prefetch status itf was sent. Now the queue 2088 // has received new data, signal it has sufficient data 2089 if (IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 2090 // we wouldn't have been called unless we were previously in the underflow state 2091 assert(SL_PREFETCHSTATUS_UNDERFLOW == ap->mPrefetchStatus.mStatus); 2092 assert(0 == ap->mPrefetchStatus.mLevel); 2093 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_SUFFICIENTDATA; 2094 ap->mPrefetchStatus.mLevel = 1000; 2095 // callback or no callback? 2096 SLuint32 prefetchEvents = ap->mPrefetchStatus.mCallbackEventsMask & 2097 (SL_PREFETCHEVENT_STATUSCHANGE | SL_PREFETCHEVENT_FILLLEVELCHANGE); 2098 if (SL_PREFETCHEVENT_NONE != prefetchEvents) { 2099 ap->mPrefetchStatus.mDeferredPrefetchCallback = ap->mPrefetchStatus.mCallback; 2100 ap->mPrefetchStatus.mDeferredPrefetchContext = ap->mPrefetchStatus.mContext; 2101 ap->mPrefetchStatus.mDeferredPrefetchEvents = prefetchEvents; 2102 } 2103 } 2104} 2105 2106 2107//----------------------------------------------------------------------------- 2108/* 2109 * BufferQueue::Clear 2110 */ 2111SLresult android_audioPlayer_bufferQueue_onClear(CAudioPlayer *ap) { 2112 SLresult result = SL_RESULT_SUCCESS; 2113 2114 switch (ap->mAndroidObjType) { 2115 //----------------------------------- 2116 // AudioTrack 2117 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 2118 if (ap->mAudioTrack != 0) { 2119 ap->mAudioTrack->flush(); 2120 } 2121 break; 2122 default: 2123 result = SL_RESULT_INTERNAL_ERROR; 2124 break; 2125 } 2126 2127 return result; 2128} 2129 2130 2131//----------------------------------------------------------------------------- 2132SLresult android_audioPlayer_androidBufferQueue_registerCallback_l(CAudioPlayer *ap) { 2133 SLresult result = SL_RESULT_SUCCESS; 2134 assert(ap->mAPlayer != 0); 2135 // FIXME investigate why these two cases are not handled symmetrically any more 2136 switch (ap->mAndroidObjType) { 2137 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: { 2138 } break; 2139 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: { 2140 android::AacBqToPcmCbRenderer* dec = 2141 static_cast<android::AacBqToPcmCbRenderer*>(ap->mAPlayer.get()); 2142 dec->registerSourceQueueCallback((const void*)ap /*user*/, 2143 ap->mAndroidBufferQueue.mContext /*context*/, 2144 (const void*)&(ap->mAndroidBufferQueue.mItf) /*caller*/); 2145 } break; 2146 default: 2147 SL_LOGE("Error registering AndroidBufferQueue callback: unexpected object type %d", 2148 ap->mAndroidObjType); 2149 result = SL_RESULT_INTERNAL_ERROR; 2150 break; 2151 } 2152 return result; 2153} 2154 2155//----------------------------------------------------------------------------- 2156void android_audioPlayer_androidBufferQueue_clear_l(CAudioPlayer *ap) { 2157 switch (ap->mAndroidObjType) { 2158 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 2159 if (ap->mAPlayer != 0) { 2160 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 2161 splr->appClear_l(); 2162 } break; 2163 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 2164 // nothing to do here, fall through 2165 default: 2166 break; 2167 } 2168} 2169 2170void android_audioPlayer_androidBufferQueue_onRefilled_l(CAudioPlayer *ap) { 2171 switch (ap->mAndroidObjType) { 2172 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 2173 if (ap->mAPlayer != 0) { 2174 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 2175 splr->queueRefilled(); 2176 } break; 2177 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 2178 // FIXME this may require waking up the decoder if it is currently starved and isn't polling 2179 default: 2180 break; 2181 } 2182} 2183