AudioPlayer_to_android.cpp revision dfc864b1f84f1d050763cf84109b9fdca4415bba
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 AudioPlayback_Parameters ap_params; 1456 ap_params.sessionId = pAudioPlayer->mSessionId; 1457 ap_params.streamType = pAudioPlayer->mStreamType; 1458 android::StreamPlayer* splr = new android::StreamPlayer(&ap_params, false /*hasVideo*/, 1459 &pAudioPlayer->mAndroidBufferQueue, pAudioPlayer->mCallbackProtector); 1460 pAudioPlayer->mAPlayer = splr; 1461 splr->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1462 } 1463 break; 1464 //----------------------------------- 1465 // AudioToCbRenderer 1466 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1467 AudioPlayback_Parameters app; 1468 app.sessionId = pAudioPlayer->mSessionId; 1469 app.streamType = pAudioPlayer->mStreamType; 1470 1471 android::AudioToCbRenderer* decoder = new android::AudioToCbRenderer(&app); 1472 pAudioPlayer->mAPlayer = decoder; 1473 // configures the callback for the sink buffer queue 1474 decoder->setDataPushListener(adecoder_writeToBufferQueue, pAudioPlayer); 1475 // configures the callback for the notifications coming from the SF code 1476 decoder->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1477 1478 switch (pAudioPlayer->mDataSource.mLocator.mLocatorType) { 1479 case SL_DATALOCATOR_URI: 1480 decoder->setDataSource( 1481 (const char*)pAudioPlayer->mDataSource.mLocator.mURI.URI); 1482 break; 1483 case SL_DATALOCATOR_ANDROIDFD: { 1484 int64_t offset = (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.offset; 1485 decoder->setDataSource( 1486 (int)pAudioPlayer->mDataSource.mLocator.mFD.fd, 1487 offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ? 1488 (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset, 1489 (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.length); 1490 } 1491 break; 1492 default: 1493 SL_LOGE(ERROR_PLAYERREALIZE_UNKNOWN_DATASOURCE_LOCATOR); 1494 break; 1495 } 1496 1497 } 1498 break; 1499 //----------------------------------- 1500 // AacBqToPcmCbRenderer 1501 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: { 1502 AudioPlayback_Parameters app; 1503 app.sessionId = pAudioPlayer->mSessionId; 1504 app.streamType = pAudioPlayer->mStreamType; 1505 android::AacBqToPcmCbRenderer* bqtobq = new android::AacBqToPcmCbRenderer(&app); 1506 // configures the callback for the sink buffer queue 1507 bqtobq->setDataPushListener(adecoder_writeToBufferQueue, pAudioPlayer); 1508 pAudioPlayer->mAPlayer = bqtobq; 1509 // configures the callback for the notifications coming from the SF code, 1510 // but also implicitly configures the AndroidBufferQueue from which ADTS data is read 1511 pAudioPlayer->mAPlayer->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1512 } 1513 break; 1514 //----------------------------------- 1515 default: 1516 SL_LOGE(ERROR_PLAYERREALIZE_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1517 result = SL_RESULT_INTERNAL_ERROR; 1518 break; 1519 } 1520 1521 1522 // proceed with effect initialization 1523 // initialize EQ 1524 // FIXME use a table of effect descriptors when adding support for more effects 1525 if (memcmp(SL_IID_EQUALIZER, &pAudioPlayer->mEqualizer.mEqDescriptor.type, 1526 sizeof(effect_uuid_t)) == 0) { 1527 SL_LOGV("Need to initialize EQ for AudioPlayer=%p", pAudioPlayer); 1528 android_eq_init(pAudioPlayer->mSessionId, &pAudioPlayer->mEqualizer); 1529 } 1530 // initialize BassBoost 1531 if (memcmp(SL_IID_BASSBOOST, &pAudioPlayer->mBassBoost.mBassBoostDescriptor.type, 1532 sizeof(effect_uuid_t)) == 0) { 1533 SL_LOGV("Need to initialize BassBoost for AudioPlayer=%p", pAudioPlayer); 1534 android_bb_init(pAudioPlayer->mSessionId, &pAudioPlayer->mBassBoost); 1535 } 1536 // initialize Virtualizer 1537 if (memcmp(SL_IID_VIRTUALIZER, &pAudioPlayer->mVirtualizer.mVirtualizerDescriptor.type, 1538 sizeof(effect_uuid_t)) == 0) { 1539 SL_LOGV("Need to initialize Virtualizer for AudioPlayer=%p", pAudioPlayer); 1540 android_virt_init(pAudioPlayer->mSessionId, &pAudioPlayer->mVirtualizer); 1541 } 1542 1543 // initialize EffectSend 1544 // FIXME initialize EffectSend 1545 1546 return result; 1547} 1548 1549 1550//----------------------------------------------------------------------------- 1551/** 1552 * Called with a lock on AudioPlayer, and blocks until safe to destroy 1553 */ 1554SLresult android_audioPlayer_preDestroy(CAudioPlayer *pAudioPlayer) { 1555 SL_LOGD("android_audioPlayer_preDestroy(%p)", pAudioPlayer); 1556 SLresult result = SL_RESULT_SUCCESS; 1557 1558 bool disableCallbacksBeforePreDestroy; 1559 switch (pAudioPlayer->mAndroidObjType) { 1560 // Not yet clear why this order is important, but it reduces detected deadlocks 1561 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1562 disableCallbacksBeforePreDestroy = true; 1563 break; 1564 // Use the old behavior for all other use cases until proven 1565 // case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1566 default: 1567 disableCallbacksBeforePreDestroy = false; 1568 break; 1569 } 1570 1571 if (disableCallbacksBeforePreDestroy) { 1572 object_unlock_exclusive(&pAudioPlayer->mObject); 1573 if (pAudioPlayer->mCallbackProtector != 0) { 1574 pAudioPlayer->mCallbackProtector->requestCbExitAndWait(); 1575 } 1576 object_lock_exclusive(&pAudioPlayer->mObject); 1577 } 1578 1579 if (pAudioPlayer->mAPlayer != 0) { 1580 pAudioPlayer->mAPlayer->preDestroy(); 1581 } 1582 SL_LOGD("android_audioPlayer_preDestroy(%p) after mAPlayer->preDestroy()", pAudioPlayer); 1583 1584 if (!disableCallbacksBeforePreDestroy) { 1585 object_unlock_exclusive(&pAudioPlayer->mObject); 1586 if (pAudioPlayer->mCallbackProtector != 0) { 1587 pAudioPlayer->mCallbackProtector->requestCbExitAndWait(); 1588 } 1589 object_lock_exclusive(&pAudioPlayer->mObject); 1590 } 1591 1592 return result; 1593} 1594 1595 1596//----------------------------------------------------------------------------- 1597SLresult android_audioPlayer_destroy(CAudioPlayer *pAudioPlayer) { 1598 SLresult result = SL_RESULT_SUCCESS; 1599 SL_LOGV("android_audioPlayer_destroy(%p)", pAudioPlayer); 1600 switch (pAudioPlayer->mAndroidObjType) { 1601 1602 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1603 // We own the audio track for PCM buffer queue players 1604 if (pAudioPlayer->mAudioTrack != 0) { 1605 pAudioPlayer->mAudioTrack->stop(); 1606 // Note that there may still be another reference in post-unlock phase of SetPlayState 1607 pAudioPlayer->mAudioTrack.clear(); 1608 } 1609 break; 1610 1611 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1612 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1613 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: // intended fall-through 1614 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1615 pAudioPlayer->mAPlayer.clear(); 1616 break; 1617 //----------------------------------- 1618 default: 1619 SL_LOGE(ERROR_PLAYERDESTROY_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1620 result = SL_RESULT_INTERNAL_ERROR; 1621 break; 1622 } 1623 1624 pAudioPlayer->mCallbackProtector.clear(); 1625 1626 // FIXME might not be needed 1627 pAudioPlayer->mAndroidObjType = INVALID_TYPE; 1628 1629 // explicit destructor 1630 pAudioPlayer->mAudioTrack.~sp(); 1631 // note that SetPlayState(PLAYING) may still hold a reference 1632 pAudioPlayer->mCallbackProtector.~sp(); 1633 pAudioPlayer->mAuxEffect.~sp(); 1634 pAudioPlayer->mAPlayer.~sp(); 1635 1636 return result; 1637} 1638 1639 1640//----------------------------------------------------------------------------- 1641SLresult android_audioPlayer_setPlaybackRateAndConstraints(CAudioPlayer *ap, SLpermille rate, 1642 SLuint32 constraints) { 1643 SLresult result = SL_RESULT_SUCCESS; 1644 switch(ap->mAndroidObjType) { 1645 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: { 1646 // these asserts were already checked by the platform-independent layer 1647 assert((AUDIOTRACK_MIN_PLAYBACKRATE_PERMILLE <= rate) && 1648 (rate <= AUDIOTRACK_MAX_PLAYBACKRATE_PERMILLE)); 1649 assert(constraints & SL_RATEPROP_NOPITCHCORAUDIO); 1650 // get the content sample rate 1651 uint32_t contentRate = sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1652 // apply the SL ES playback rate on the AudioTrack as a factor of its content sample rate 1653 if (ap->mAudioTrack != 0) { 1654 ap->mAudioTrack->setSampleRate(contentRate * (rate/1000.0f)); 1655 } 1656 } 1657 break; 1658 case AUDIOPLAYER_FROM_URIFD: 1659 assert(rate == 1000); 1660 assert(constraints & SL_RATEPROP_NOPITCHCORAUDIO); 1661 // that was easy 1662 break; 1663 1664 default: 1665 SL_LOGE("Unexpected object type %d", ap->mAndroidObjType); 1666 result = SL_RESULT_FEATURE_UNSUPPORTED; 1667 break; 1668 } 1669 return result; 1670} 1671 1672 1673//----------------------------------------------------------------------------- 1674// precondition 1675// called with no lock held 1676// ap != NULL 1677// pItemCount != NULL 1678SLresult android_audioPlayer_metadata_getItemCount(CAudioPlayer *ap, SLuint32 *pItemCount) { 1679 if (ap->mAPlayer == 0) { 1680 return SL_RESULT_PARAMETER_INVALID; 1681 } 1682 switch(ap->mAndroidObjType) { 1683 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1684 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1685 { 1686 android::AudioSfDecoder* decoder = 1687 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1688 *pItemCount = decoder->getPcmFormatKeyCount(); 1689 } 1690 break; 1691 default: 1692 *pItemCount = 0; 1693 break; 1694 } 1695 return SL_RESULT_SUCCESS; 1696} 1697 1698 1699//----------------------------------------------------------------------------- 1700// precondition 1701// called with no lock held 1702// ap != NULL 1703// pKeySize != NULL 1704SLresult android_audioPlayer_metadata_getKeySize(CAudioPlayer *ap, 1705 SLuint32 index, SLuint32 *pKeySize) { 1706 if (ap->mAPlayer == 0) { 1707 return SL_RESULT_PARAMETER_INVALID; 1708 } 1709 SLresult res = SL_RESULT_SUCCESS; 1710 switch(ap->mAndroidObjType) { 1711 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1712 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1713 { 1714 android::AudioSfDecoder* decoder = 1715 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1716 SLuint32 keyNameSize = 0; 1717 if (!decoder->getPcmFormatKeySize(index, &keyNameSize)) { 1718 res = SL_RESULT_PARAMETER_INVALID; 1719 } else { 1720 // *pKeySize is the size of the region used to store the key name AND 1721 // the information about the key (size, lang, encoding) 1722 *pKeySize = keyNameSize + sizeof(SLMetadataInfo); 1723 } 1724 } 1725 break; 1726 default: 1727 *pKeySize = 0; 1728 res = SL_RESULT_PARAMETER_INVALID; 1729 break; 1730 } 1731 return res; 1732} 1733 1734 1735//----------------------------------------------------------------------------- 1736// precondition 1737// called with no lock held 1738// ap != NULL 1739// pKey != NULL 1740SLresult android_audioPlayer_metadata_getKey(CAudioPlayer *ap, 1741 SLuint32 index, SLuint32 size, SLMetadataInfo *pKey) { 1742 if (ap->mAPlayer == 0) { 1743 return SL_RESULT_PARAMETER_INVALID; 1744 } 1745 SLresult res = SL_RESULT_SUCCESS; 1746 switch(ap->mAndroidObjType) { 1747 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1748 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1749 { 1750 android::AudioSfDecoder* decoder = 1751 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1752 if ((size < sizeof(SLMetadataInfo) || 1753 (!decoder->getPcmFormatKeyName(index, size - sizeof(SLMetadataInfo), 1754 (char*)pKey->data)))) { 1755 res = SL_RESULT_PARAMETER_INVALID; 1756 } else { 1757 // successfully retrieved the key value, update the other fields 1758 pKey->encoding = SL_CHARACTERENCODING_UTF8; 1759 memcpy((char *) pKey->langCountry, "en", 3); 1760 pKey->size = strlen((char*)pKey->data) + 1; 1761 } 1762 } 1763 break; 1764 default: 1765 res = SL_RESULT_PARAMETER_INVALID; 1766 break; 1767 } 1768 return res; 1769} 1770 1771 1772//----------------------------------------------------------------------------- 1773// precondition 1774// called with no lock held 1775// ap != NULL 1776// pValueSize != NULL 1777SLresult android_audioPlayer_metadata_getValueSize(CAudioPlayer *ap, 1778 SLuint32 index, SLuint32 *pValueSize) { 1779 if (ap->mAPlayer == 0) { 1780 return SL_RESULT_PARAMETER_INVALID; 1781 } 1782 SLresult res = SL_RESULT_SUCCESS; 1783 switch(ap->mAndroidObjType) { 1784 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1785 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1786 { 1787 android::AudioSfDecoder* decoder = 1788 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1789 SLuint32 valueSize = 0; 1790 if (!decoder->getPcmFormatValueSize(index, &valueSize)) { 1791 res = SL_RESULT_PARAMETER_INVALID; 1792 } else { 1793 // *pValueSize is the size of the region used to store the key value AND 1794 // the information about the value (size, lang, encoding) 1795 *pValueSize = valueSize + sizeof(SLMetadataInfo); 1796 } 1797 } 1798 break; 1799 default: 1800 *pValueSize = 0; 1801 res = SL_RESULT_PARAMETER_INVALID; 1802 break; 1803 } 1804 return res; 1805} 1806 1807 1808//----------------------------------------------------------------------------- 1809// precondition 1810// called with no lock held 1811// ap != NULL 1812// pValue != NULL 1813SLresult android_audioPlayer_metadata_getValue(CAudioPlayer *ap, 1814 SLuint32 index, SLuint32 size, SLMetadataInfo *pValue) { 1815 if (ap->mAPlayer == 0) { 1816 return SL_RESULT_PARAMETER_INVALID; 1817 } 1818 SLresult res = SL_RESULT_SUCCESS; 1819 switch(ap->mAndroidObjType) { 1820 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1821 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1822 { 1823 android::AudioSfDecoder* decoder = 1824 static_cast<android::AudioSfDecoder*>(ap->mAPlayer.get()); 1825 pValue->encoding = SL_CHARACTERENCODING_BINARY; 1826 memcpy((char *) pValue->langCountry, "en", 3); // applicable here? 1827 SLuint32 valueSize = 0; 1828 if ((size < sizeof(SLMetadataInfo) 1829 || (!decoder->getPcmFormatValueSize(index, &valueSize)) 1830 || (!decoder->getPcmFormatKeyValue(index, size - sizeof(SLMetadataInfo), 1831 (SLuint32*)pValue->data)))) { 1832 res = SL_RESULT_PARAMETER_INVALID; 1833 } else { 1834 pValue->size = valueSize; 1835 } 1836 } 1837 break; 1838 default: 1839 res = SL_RESULT_PARAMETER_INVALID; 1840 break; 1841 } 1842 return res; 1843} 1844 1845//----------------------------------------------------------------------------- 1846// preconditions 1847// ap != NULL 1848// mutex is locked 1849// play state has changed 1850void android_audioPlayer_setPlayState(CAudioPlayer *ap) { 1851 1852 SLuint32 playState = ap->mPlay.mState; 1853 AndroidObjectState objState = ap->mAndroidObjState; 1854 1855 switch(ap->mAndroidObjType) { 1856 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1857 switch (playState) { 1858 case SL_PLAYSTATE_STOPPED: 1859 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_STOPPED"); 1860 if (ap->mAudioTrack != 0) { 1861 ap->mAudioTrack->stop(); 1862 } 1863 break; 1864 case SL_PLAYSTATE_PAUSED: 1865 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PAUSED"); 1866 if (ap->mAudioTrack != 0) { 1867 ap->mAudioTrack->pause(); 1868 } 1869 break; 1870 case SL_PLAYSTATE_PLAYING: 1871 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PLAYING"); 1872 if (ap->mAudioTrack != 0) { 1873 // instead of ap->mAudioTrack->start(); 1874 ap->mDeferredStart = true; 1875 } 1876 break; 1877 default: 1878 // checked by caller, should not happen 1879 break; 1880 } 1881 break; 1882 1883 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1884 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1885 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: // intended fall-through 1886 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1887 // FIXME report and use the return code to the lock mechanism, which is where play state 1888 // changes are updated (see object_unlock_exclusive_attributes()) 1889 aplayer_setPlayState(ap->mAPlayer, playState, &(ap->mAndroidObjState)); 1890 break; 1891 default: 1892 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_UNEXPECTED_OBJECT_TYPE_D, ap->mAndroidObjType); 1893 break; 1894 } 1895} 1896 1897 1898//----------------------------------------------------------------------------- 1899// call when either player event flags, marker position, or position update period changes 1900void android_audioPlayer_usePlayEventMask(CAudioPlayer *ap) { 1901 IPlay *pPlayItf = &ap->mPlay; 1902 SLuint32 eventFlags = pPlayItf->mEventFlags; 1903 /*switch(ap->mAndroidObjType) { 1904 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE:*/ 1905 1906 if (ap->mAPlayer != 0) { 1907 assert(ap->mAudioTrack == 0); 1908 ap->mAPlayer->setPlayEvents((int32_t) eventFlags, (int32_t) pPlayItf->mMarkerPosition, 1909 (int32_t) pPlayItf->mPositionUpdatePeriod); 1910 return; 1911 } 1912 1913 if (ap->mAudioTrack == 0) { 1914 return; 1915 } 1916 1917 if (eventFlags & SL_PLAYEVENT_HEADATMARKER) { 1918 ap->mAudioTrack->setMarkerPosition((uint32_t)((((int64_t)pPlayItf->mMarkerPosition 1919 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1920 } else { 1921 // clear marker 1922 ap->mAudioTrack->setMarkerPosition(0); 1923 } 1924 1925 if (eventFlags & SL_PLAYEVENT_HEADATNEWPOS) { 1926 ap->mAudioTrack->setPositionUpdatePeriod( 1927 (uint32_t)((((int64_t)pPlayItf->mPositionUpdatePeriod 1928 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1929 } else { 1930 // clear periodic update 1931 ap->mAudioTrack->setPositionUpdatePeriod(0); 1932 } 1933 1934 if (eventFlags & SL_PLAYEVENT_HEADATEND) { 1935 // nothing to do for SL_PLAYEVENT_HEADATEND, callback event will be checked against mask 1936 } 1937 1938 if (eventFlags & SL_PLAYEVENT_HEADMOVING) { 1939 // FIXME support SL_PLAYEVENT_HEADMOVING 1940 SL_LOGD("[ FIXME: IPlay_SetCallbackEventsMask(SL_PLAYEVENT_HEADMOVING) on an " 1941 "SL_OBJECTID_AUDIOPLAYER to be implemented ]"); 1942 } 1943 if (eventFlags & SL_PLAYEVENT_HEADSTALLED) { 1944 // nothing to do for SL_PLAYEVENT_HEADSTALLED, callback event will be checked against mask 1945 } 1946 1947} 1948 1949 1950//----------------------------------------------------------------------------- 1951SLresult android_audioPlayer_getDuration(IPlay *pPlayItf, SLmillisecond *pDurMsec) { 1952 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1953 switch(ap->mAndroidObjType) { 1954 1955 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1956 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1957 int32_t durationMsec = ANDROID_UNKNOWN_TIME; 1958 if (ap->mAPlayer != 0) { 1959 ap->mAPlayer->getDurationMsec(&durationMsec); 1960 } 1961 *pDurMsec = durationMsec == ANDROID_UNKNOWN_TIME ? SL_TIME_UNKNOWN : durationMsec; 1962 break; 1963 } 1964 1965 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1966 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1967 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 1968 default: { 1969 *pDurMsec = SL_TIME_UNKNOWN; 1970 } 1971 } 1972 return SL_RESULT_SUCCESS; 1973} 1974 1975 1976//----------------------------------------------------------------------------- 1977void android_audioPlayer_getPosition(IPlay *pPlayItf, SLmillisecond *pPosMsec) { 1978 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1979 switch(ap->mAndroidObjType) { 1980 1981 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1982 if ((ap->mSampleRateMilliHz == UNKNOWN_SAMPLERATE) || (ap->mAudioTrack == 0)) { 1983 *pPosMsec = 0; 1984 } else { 1985 uint32_t positionInFrames; 1986 ap->mAudioTrack->getPosition(&positionInFrames); 1987 *pPosMsec = ((int64_t)positionInFrames * 1000) / 1988 sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1989 } 1990 break; 1991 1992 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1993 case AUDIOPLAYER_FROM_URIFD: 1994 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1995 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: { 1996 int32_t posMsec = ANDROID_UNKNOWN_TIME; 1997 if (ap->mAPlayer != 0) { 1998 ap->mAPlayer->getPositionMsec(&posMsec); 1999 } 2000 *pPosMsec = posMsec == ANDROID_UNKNOWN_TIME ? 0 : posMsec; 2001 break; 2002 } 2003 2004 default: 2005 *pPosMsec = 0; 2006 } 2007} 2008 2009 2010//----------------------------------------------------------------------------- 2011SLresult android_audioPlayer_seek(CAudioPlayer *ap, SLmillisecond posMsec) { 2012 SLresult result = SL_RESULT_SUCCESS; 2013 2014 switch(ap->mAndroidObjType) { 2015 2016 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: // intended fall-through 2017 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 2018 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 2019 result = SL_RESULT_FEATURE_UNSUPPORTED; 2020 break; 2021 2022 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 2023 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 2024 if (ap->mAPlayer != 0) { 2025 ap->mAPlayer->seek(posMsec); 2026 } 2027 break; 2028 2029 default: 2030 break; 2031 } 2032 return result; 2033} 2034 2035 2036//----------------------------------------------------------------------------- 2037SLresult android_audioPlayer_loop(CAudioPlayer *ap, SLboolean loopEnable) { 2038 SLresult result = SL_RESULT_SUCCESS; 2039 2040 switch (ap->mAndroidObjType) { 2041 case AUDIOPLAYER_FROM_URIFD: 2042 // case AUDIOPLAY_FROM_URIFD_TO_PCM_BUFFERQUEUE: 2043 // would actually work, but what's the point? 2044 if (ap->mAPlayer != 0) { 2045 ap->mAPlayer->loop((bool)loopEnable); 2046 } 2047 break; 2048 default: 2049 result = SL_RESULT_FEATURE_UNSUPPORTED; 2050 break; 2051 } 2052 return result; 2053} 2054 2055 2056//----------------------------------------------------------------------------- 2057SLresult android_audioPlayer_setBufferingUpdateThresholdPerMille(CAudioPlayer *ap, 2058 SLpermille threshold) { 2059 SLresult result = SL_RESULT_SUCCESS; 2060 2061 switch (ap->mAndroidObjType) { 2062 case AUDIOPLAYER_FROM_URIFD: 2063 if (ap->mAPlayer != 0) { 2064 ap->mAPlayer->setBufferingUpdateThreshold(threshold / 10); 2065 } 2066 break; 2067 2068 default: {} 2069 } 2070 2071 return result; 2072} 2073 2074 2075//----------------------------------------------------------------------------- 2076void android_audioPlayer_bufferQueue_onRefilled_l(CAudioPlayer *ap) { 2077 // the AudioTrack associated with the AudioPlayer receiving audio from a PCM buffer 2078 // queue was stopped when the queue become empty, we restart as soon as a new buffer 2079 // has been enqueued since we're in playing state 2080 if (ap->mAudioTrack != 0) { 2081 // instead of ap->mAudioTrack->start(); 2082 ap->mDeferredStart = true; 2083 } 2084 2085 // when the queue became empty, an underflow on the prefetch status itf was sent. Now the queue 2086 // has received new data, signal it has sufficient data 2087 if (IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 2088 // we wouldn't have been called unless we were previously in the underflow state 2089 assert(SL_PREFETCHSTATUS_UNDERFLOW == ap->mPrefetchStatus.mStatus); 2090 assert(0 == ap->mPrefetchStatus.mLevel); 2091 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_SUFFICIENTDATA; 2092 ap->mPrefetchStatus.mLevel = 1000; 2093 // callback or no callback? 2094 SLuint32 prefetchEvents = ap->mPrefetchStatus.mCallbackEventsMask & 2095 (SL_PREFETCHEVENT_STATUSCHANGE | SL_PREFETCHEVENT_FILLLEVELCHANGE); 2096 if (SL_PREFETCHEVENT_NONE != prefetchEvents) { 2097 ap->mPrefetchStatus.mDeferredPrefetchCallback = ap->mPrefetchStatus.mCallback; 2098 ap->mPrefetchStatus.mDeferredPrefetchContext = ap->mPrefetchStatus.mContext; 2099 ap->mPrefetchStatus.mDeferredPrefetchEvents = prefetchEvents; 2100 } 2101 } 2102} 2103 2104 2105//----------------------------------------------------------------------------- 2106/* 2107 * BufferQueue::Clear 2108 */ 2109SLresult android_audioPlayer_bufferQueue_onClear(CAudioPlayer *ap) { 2110 SLresult result = SL_RESULT_SUCCESS; 2111 2112 switch (ap->mAndroidObjType) { 2113 //----------------------------------- 2114 // AudioTrack 2115 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 2116 if (ap->mAudioTrack != 0) { 2117 ap->mAudioTrack->flush(); 2118 } 2119 break; 2120 default: 2121 result = SL_RESULT_INTERNAL_ERROR; 2122 break; 2123 } 2124 2125 return result; 2126} 2127 2128 2129//----------------------------------------------------------------------------- 2130SLresult android_audioPlayer_androidBufferQueue_registerCallback_l(CAudioPlayer *ap) { 2131 SLresult result = SL_RESULT_SUCCESS; 2132 assert(ap->mAPlayer != 0); 2133 // FIXME investigate why these two cases are not handled symmetrically any more 2134 switch (ap->mAndroidObjType) { 2135 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: { 2136 } break; 2137 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: { 2138 android::AacBqToPcmCbRenderer* dec = 2139 static_cast<android::AacBqToPcmCbRenderer*>(ap->mAPlayer.get()); 2140 dec->registerSourceQueueCallback((const void*)ap /*user*/, 2141 ap->mAndroidBufferQueue.mContext /*context*/, 2142 (const void*)&(ap->mAndroidBufferQueue.mItf) /*caller*/); 2143 } break; 2144 default: 2145 SL_LOGE("Error registering AndroidBufferQueue callback: unexpected object type %d", 2146 ap->mAndroidObjType); 2147 result = SL_RESULT_INTERNAL_ERROR; 2148 break; 2149 } 2150 return result; 2151} 2152 2153//----------------------------------------------------------------------------- 2154void android_audioPlayer_androidBufferQueue_clear_l(CAudioPlayer *ap) { 2155 switch (ap->mAndroidObjType) { 2156 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 2157 if (ap->mAPlayer != 0) { 2158 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 2159 splr->appClear_l(); 2160 } break; 2161 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 2162 // nothing to do here, fall through 2163 default: 2164 break; 2165 } 2166} 2167 2168void android_audioPlayer_androidBufferQueue_onRefilled_l(CAudioPlayer *ap) { 2169 switch (ap->mAndroidObjType) { 2170 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 2171 if (ap->mAPlayer != 0) { 2172 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 2173 splr->queueRefilled(); 2174 } break; 2175 case AUDIOPLAYER_FROM_ADTS_ABQ_TO_PCM_BUFFERQUEUE: 2176 // FIXME this may require waking up the decoder if it is currently starved and isn't polling 2177 default: 2178 break; 2179 } 2180} 2181