AudioPlayer_to_android.cpp revision 7965455f86c21d6e1f788b284f5fc829e82ff2b5
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 23#include <system/audio.h> 24 25template class android::KeyedVector<SLuint32, android::AudioEffect* > ; 26 27#define KEY_STREAM_TYPE_PARAMSIZE sizeof(SLint32) 28 29//----------------------------------------------------------------------------- 30// FIXME this method will be absorbed into android_audioPlayer_setPlayState() once 31// bufferqueue and uri/fd playback are moved under the GenericPlayer C++ object 32SLresult aplayer_setPlayState(const android::sp<android::GenericPlayer> &ap, SLuint32 playState, 33 AndroidObjectState* pObjState) { 34 SLresult result = SL_RESULT_SUCCESS; 35 AndroidObjectState objState = *pObjState; 36 37 switch (playState) { 38 case SL_PLAYSTATE_STOPPED: 39 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_STOPPED"); 40 ap->stop(); 41 break; 42 case SL_PLAYSTATE_PAUSED: 43 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_PAUSED"); 44 switch(objState) { 45 case ANDROID_UNINITIALIZED: 46 *pObjState = ANDROID_PREPARING; 47 ap->prepare(); 48 break; 49 case ANDROID_PREPARING: 50 break; 51 case ANDROID_READY: 52 ap->pause(); 53 break; 54 default: 55 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_INVALID_OBJECT_STATE_D, playState); 56 result = SL_RESULT_INTERNAL_ERROR; 57 break; 58 } 59 break; 60 case SL_PLAYSTATE_PLAYING: { 61 SL_LOGV("setting GenericPlayer to SL_PLAYSTATE_PLAYING"); 62 switch(objState) { 63 case ANDROID_UNINITIALIZED: 64 *pObjState = ANDROID_PREPARING; 65 ap->prepare(); 66 // intended fall through 67 case ANDROID_PREPARING: 68 // intended fall through 69 case ANDROID_READY: 70 ap->play(); 71 break; 72 default: 73 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_INVALID_OBJECT_STATE_D, playState); 74 result = SL_RESULT_INTERNAL_ERROR; 75 break; 76 } 77 } 78 break; 79 default: 80 // checked by caller, should not happen 81 SL_LOGE(ERROR_SHOULDNT_BE_HERE_S, "aplayer_setPlayState"); 82 result = SL_RESULT_INTERNAL_ERROR; 83 break; 84 } 85 86 return result; 87} 88 89 90//----------------------------------------------------------------------------- 91// Callback associated with a AudioToCbRenderer of an SL ES AudioPlayer that gets its data 92// from a URI or FD, to write the decoded audio data to a buffer queue 93static size_t adecoder_writeToBufferQueue(const uint8_t *data, size_t size, void* user) { 94 size_t sizeConsumed = 0; 95 if (NULL == user) { 96 return sizeConsumed; 97 } 98 SL_LOGD("received %d bytes from decoder", size); 99 CAudioPlayer *ap = (CAudioPlayer *)user; 100 slBufferQueueCallback callback = NULL; 101 void * callbackPContext = NULL; 102 103 // push decoded data to the buffer queue 104 object_lock_exclusive(&ap->mObject); 105 106 if (ap->mBufferQueue.mState.count != 0) { 107 assert(ap->mBufferQueue.mFront != ap->mBufferQueue.mRear); 108 109 BufferHeader *oldFront = ap->mBufferQueue.mFront; 110 BufferHeader *newFront = &oldFront[1]; 111 112 uint8_t *pDest = (uint8_t *)oldFront->mBuffer + ap->mBufferQueue.mSizeConsumed; 113 if (ap->mBufferQueue.mSizeConsumed + size < oldFront->mSize) { 114 // room to consume the whole or rest of the decoded data in one shot 115 ap->mBufferQueue.mSizeConsumed += size; 116 // consume data but no callback to the BufferQueue interface here 117 memcpy (pDest, data, size); 118 sizeConsumed = size; 119 } else { 120 // push as much as possible of the decoded data into the buffer queue 121 sizeConsumed = oldFront->mSize - ap->mBufferQueue.mSizeConsumed; 122 123 // the buffer at the head of the buffer queue is full, update the state 124 ap->mBufferQueue.mSizeConsumed = 0; 125 if (newFront == &ap->mBufferQueue.mArray[ap->mBufferQueue.mNumBuffers + 1]) { 126 newFront = ap->mBufferQueue.mArray; 127 } 128 ap->mBufferQueue.mFront = newFront; 129 130 ap->mBufferQueue.mState.count--; 131 ap->mBufferQueue.mState.playIndex++; 132 // consume data 133 memcpy (pDest, data, sizeConsumed); 134 // data has been copied to the buffer, and the buffer queue state has been updated 135 // we will notify the client if applicable 136 callback = ap->mBufferQueue.mCallback; 137 // save callback data 138 callbackPContext = ap->mBufferQueue.mContext; 139 } 140 141 } else { 142 // no available buffers in the queue to write the decoded data 143 sizeConsumed = 0; 144 } 145 146 object_unlock_exclusive(&ap->mObject); 147 // notify client 148 if (NULL != callback) { 149 (*callback)(&ap->mBufferQueue.mItf, callbackPContext); 150 } 151 152 return sizeConsumed; 153} 154 155//----------------------------------------------------------------------------- 156int android_getMinFrameCount(uint32_t sampleRate) { 157 int afSampleRate; 158 if (android::AudioSystem::getOutputSamplingRate(&afSampleRate, 159 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 160 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 161 } 162 int afFrameCount; 163 if (android::AudioSystem::getOutputFrameCount(&afFrameCount, 164 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 165 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 166 } 167 uint32_t afLatency; 168 if (android::AudioSystem::getOutputLatency(&afLatency, 169 ANDROID_DEFAULT_OUTPUT_STREAM_TYPE) != android::NO_ERROR) { 170 return ANDROID_DEFAULT_AUDIOTRACK_BUFFER_SIZE; 171 } 172 // minimum nb of buffers to cover output latency, given the size of each hardware audio buffer 173 uint32_t minBufCount = afLatency / ((1000 * afFrameCount)/afSampleRate); 174 if (minBufCount < 2) minBufCount = 2; 175 // minimum number of frames to cover output latency at the sample rate of the content 176 return (afFrameCount*sampleRate*minBufCount)/afSampleRate; 177} 178 179 180//----------------------------------------------------------------------------- 181#define LEFT_CHANNEL_MASK 0x1 << 0 182#define RIGHT_CHANNEL_MASK 0x1 << 1 183 184static void android_audioPlayer_updateStereoVolume(CAudioPlayer* ap) { 185 float leftVol = 1.0f, rightVol = 1.0f; 186 187 if (NULL == ap->mAudioTrack) { 188 return; 189 } 190 // should not be used when muted 191 if (SL_BOOLEAN_TRUE == ap->mMute) { 192 return; 193 } 194 195 int channelCount = ap->mNumChannels; 196 197 // mute has priority over solo 198 int leftAudibilityFactor = 1, rightAudibilityFactor = 1; 199 200 if (channelCount >= STEREO_CHANNELS) { 201 if (ap->mMuteMask & LEFT_CHANNEL_MASK) { 202 // left muted 203 leftAudibilityFactor = 0; 204 } else { 205 // left not muted 206 if (ap->mSoloMask & LEFT_CHANNEL_MASK) { 207 // left soloed 208 leftAudibilityFactor = 1; 209 } else { 210 // left not soloed 211 if (ap->mSoloMask & RIGHT_CHANNEL_MASK) { 212 // right solo silences left 213 leftAudibilityFactor = 0; 214 } else { 215 // left and right are not soloed, and left is not muted 216 leftAudibilityFactor = 1; 217 } 218 } 219 } 220 221 if (ap->mMuteMask & RIGHT_CHANNEL_MASK) { 222 // right muted 223 rightAudibilityFactor = 0; 224 } else { 225 // right not muted 226 if (ap->mSoloMask & RIGHT_CHANNEL_MASK) { 227 // right soloed 228 rightAudibilityFactor = 1; 229 } else { 230 // right not soloed 231 if (ap->mSoloMask & LEFT_CHANNEL_MASK) { 232 // left solo silences right 233 rightAudibilityFactor = 0; 234 } else { 235 // left and right are not soloed, and right is not muted 236 rightAudibilityFactor = 1; 237 } 238 } 239 } 240 } 241 242 // compute amplification as the combination of volume level and stereo position 243 // amplification from volume level 244 ap->mAmplFromVolLevel = sles_to_android_amplification(ap->mVolume.mLevel); 245 // amplification from direct level (changed in SLEffectSendtItf and SLAndroidEffectSendItf) 246 leftVol *= ap->mAmplFromVolLevel * ap->mAmplFromDirectLevel; 247 rightVol *= ap->mAmplFromVolLevel * ap->mAmplFromDirectLevel; 248 249 // amplification from stereo position 250 if (ap->mVolume.mEnableStereoPosition) { 251 // panning law depends on number of channels of content: stereo panning vs 2ch. balance 252 if(1 == channelCount) { 253 // stereo panning 254 double theta = (1000+ap->mVolume.mStereoPosition)*M_PI_4/1000.0f; // 0 <= theta <= Pi/2 255 ap->mAmplFromStereoPos[0] = cos(theta); 256 ap->mAmplFromStereoPos[1] = sin(theta); 257 } else { 258 // stereo balance 259 if (ap->mVolume.mStereoPosition > 0) { 260 ap->mAmplFromStereoPos[0] = (1000-ap->mVolume.mStereoPosition)/1000.0f; 261 ap->mAmplFromStereoPos[1] = 1.0f; 262 } else { 263 ap->mAmplFromStereoPos[0] = 1.0f; 264 ap->mAmplFromStereoPos[1] = (1000+ap->mVolume.mStereoPosition)/1000.0f; 265 } 266 } 267 leftVol *= ap->mAmplFromStereoPos[0]; 268 rightVol *= ap->mAmplFromStereoPos[1]; 269 } 270 271 ap->mAudioTrack->setVolume(leftVol * leftAudibilityFactor, rightVol * rightAudibilityFactor); 272 273 // changes in the AudioPlayer volume must be reflected in the send level: 274 // in SLEffectSendItf or in SLAndroidEffectSendItf? 275 // FIXME replace interface test by an internal API once we have one. 276 if (NULL != ap->mEffectSend.mItf) { 277 for (unsigned int i=0 ; i<AUX_MAX ; i++) { 278 if (ap->mEffectSend.mEnableLevels[i].mEnable) { 279 android_fxSend_setSendLevel(ap, 280 ap->mEffectSend.mEnableLevels[i].mSendLevel + ap->mVolume.mLevel); 281 // there's a single aux bus on Android, so we can stop looking once the first 282 // aux effect is found. 283 break; 284 } 285 } 286 } else if (NULL != ap->mAndroidEffectSend.mItf) { 287 android_fxSend_setSendLevel(ap, ap->mAndroidEffectSend.mSendLevel + ap->mVolume.mLevel); 288 } 289} 290 291//----------------------------------------------------------------------------- 292void audioTrack_handleMarker_lockPlay(CAudioPlayer* ap) { 293 //SL_LOGV("received event EVENT_MARKER from AudioTrack"); 294 slPlayCallback callback = NULL; 295 void* callbackPContext = NULL; 296 297 interface_lock_shared(&ap->mPlay); 298 callback = ap->mPlay.mCallback; 299 callbackPContext = ap->mPlay.mContext; 300 interface_unlock_shared(&ap->mPlay); 301 302 if (NULL != callback) { 303 // getting this event implies SL_PLAYEVENT_HEADATMARKER was set in the event mask 304 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADATMARKER); 305 } 306} 307 308//----------------------------------------------------------------------------- 309void audioTrack_handleNewPos_lockPlay(CAudioPlayer* ap) { 310 //SL_LOGV("received event EVENT_NEW_POS from AudioTrack"); 311 slPlayCallback callback = NULL; 312 void* callbackPContext = NULL; 313 314 interface_lock_shared(&ap->mPlay); 315 callback = ap->mPlay.mCallback; 316 callbackPContext = ap->mPlay.mContext; 317 interface_unlock_shared(&ap->mPlay); 318 319 if (NULL != callback) { 320 // getting this event implies SL_PLAYEVENT_HEADATNEWPOS was set in the event mask 321 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADATNEWPOS); 322 } 323} 324 325 326//----------------------------------------------------------------------------- 327void audioTrack_handleUnderrun_lockPlay(CAudioPlayer* ap) { 328 slPlayCallback callback = NULL; 329 void* callbackPContext = NULL; 330 331 interface_lock_shared(&ap->mPlay); 332 callback = ap->mPlay.mCallback; 333 callbackPContext = ap->mPlay.mContext; 334 bool headStalled = (ap->mPlay.mEventFlags & SL_PLAYEVENT_HEADSTALLED) != 0; 335 interface_unlock_shared(&ap->mPlay); 336 337 if ((NULL != callback) && headStalled) { 338 (*callback)(&ap->mPlay.mItf, callbackPContext, SL_PLAYEVENT_HEADSTALLED); 339 } 340} 341 342 343//----------------------------------------------------------------------------- 344/** 345 * post-condition: play state of AudioPlayer is SL_PLAYSTATE_PAUSED if setPlayStateToPaused is true 346 * 347 * note: a conditional flag, setPlayStateToPaused, is used here to specify whether the play state 348 * needs to be changed when the player reaches the end of the content to play. This is 349 * relative to what the specification describes for buffer queues vs the 350 * SL_PLAYEVENT_HEADATEND event. In the OpenSL ES specification 1.0.1: 351 * - section 8.12 SLBufferQueueItf states "In the case of starvation due to insufficient 352 * buffers in the queue, the playing of audio data stops. The player remains in the 353 * SL_PLAYSTATE_PLAYING state." 354 * - section 9.2.31 SL_PLAYEVENT states "SL_PLAYEVENT_HEADATEND Playback head is at the end 355 * of the current content and the player has paused." 356 */ 357void audioPlayer_dispatch_headAtEnd_lockPlay(CAudioPlayer *ap, bool setPlayStateToPaused, 358 bool needToLock) { 359 //SL_LOGV("ap=%p, setPlayStateToPaused=%d, needToLock=%d", ap, setPlayStateToPaused, 360 // needToLock); 361 slPlayCallback playCallback = NULL; 362 void * playContext = NULL; 363 // SLPlayItf callback or no callback? 364 if (needToLock) { 365 interface_lock_exclusive(&ap->mPlay); 366 } 367 if (ap->mPlay.mEventFlags & SL_PLAYEVENT_HEADATEND) { 368 playCallback = ap->mPlay.mCallback; 369 playContext = ap->mPlay.mContext; 370 } 371 if (setPlayStateToPaused) { 372 ap->mPlay.mState = SL_PLAYSTATE_PAUSED; 373 } 374 if (needToLock) { 375 interface_unlock_exclusive(&ap->mPlay); 376 } 377 // callback with no lock held 378 if (NULL != playCallback) { 379 (*playCallback)(&ap->mPlay.mItf, playContext, SL_PLAYEVENT_HEADATEND); 380 } 381 382} 383 384 385//----------------------------------------------------------------------------- 386/** 387 * pre-condition: AudioPlayer has SLPrefetchStatusItf initialized 388 * post-condition: 389 * - ap->mPrefetchStatus.mStatus == status 390 * - the prefetch status callback, if any, has been notified if a change occurred 391 * 392 */ 393void audioPlayer_dispatch_prefetchStatus_lockPrefetch(CAudioPlayer *ap, SLuint32 status, 394 bool needToLock) { 395 slPrefetchCallback prefetchCallback = NULL; 396 void * prefetchContext = NULL; 397 398 if (needToLock) { 399 interface_lock_exclusive(&ap->mPrefetchStatus); 400 } 401 // status change? 402 if (ap->mPrefetchStatus.mStatus != status) { 403 ap->mPrefetchStatus.mStatus = status; 404 // callback or no callback? 405 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE) { 406 prefetchCallback = ap->mPrefetchStatus.mCallback; 407 prefetchContext = ap->mPrefetchStatus.mContext; 408 } 409 } 410 if (needToLock) { 411 interface_unlock_exclusive(&ap->mPrefetchStatus); 412 } 413 414 // callback with no lock held 415 if (NULL != prefetchCallback) { 416 (*prefetchCallback)(&ap->mPrefetchStatus.mItf, prefetchContext, status); 417 } 418} 419 420 421//----------------------------------------------------------------------------- 422SLresult audioPlayer_setStreamType(CAudioPlayer* ap, SLint32 type) { 423 SLresult result = SL_RESULT_SUCCESS; 424 SL_LOGV("type %d", type); 425 426 int newStreamType = ANDROID_DEFAULT_OUTPUT_STREAM_TYPE; 427 switch(type) { 428 case SL_ANDROID_STREAM_VOICE: 429 newStreamType = AUDIO_STREAM_VOICE_CALL; 430 break; 431 case SL_ANDROID_STREAM_SYSTEM: 432 newStreamType = AUDIO_STREAM_SYSTEM; 433 break; 434 case SL_ANDROID_STREAM_RING: 435 newStreamType = AUDIO_STREAM_RING; 436 break; 437 case SL_ANDROID_STREAM_MEDIA: 438 newStreamType = AUDIO_STREAM_MUSIC; 439 break; 440 case SL_ANDROID_STREAM_ALARM: 441 newStreamType = AUDIO_STREAM_ALARM; 442 break; 443 case SL_ANDROID_STREAM_NOTIFICATION: 444 newStreamType = AUDIO_STREAM_NOTIFICATION; 445 break; 446 default: 447 SL_LOGE(ERROR_PLAYERSTREAMTYPE_SET_UNKNOWN_TYPE); 448 result = SL_RESULT_PARAMETER_INVALID; 449 break; 450 } 451 452 // stream type needs to be set before the object is realized 453 // (ap->mAudioTrack is supposed to be NULL until then) 454 if (SL_OBJECT_STATE_UNREALIZED != ap->mObject.mState) { 455 SL_LOGE(ERROR_PLAYERSTREAMTYPE_REALIZED); 456 result = SL_RESULT_PRECONDITIONS_VIOLATED; 457 } else { 458 ap->mStreamType = newStreamType; 459 } 460 461 return result; 462} 463 464 465//----------------------------------------------------------------------------- 466SLresult audioPlayer_getStreamType(CAudioPlayer* ap, SLint32 *pType) { 467 SLresult result = SL_RESULT_SUCCESS; 468 469 switch(ap->mStreamType) { 470 case AUDIO_STREAM_VOICE_CALL: 471 *pType = SL_ANDROID_STREAM_VOICE; 472 break; 473 case AUDIO_STREAM_SYSTEM: 474 *pType = SL_ANDROID_STREAM_SYSTEM; 475 break; 476 case AUDIO_STREAM_RING: 477 *pType = SL_ANDROID_STREAM_RING; 478 break; 479 case AUDIO_STREAM_DEFAULT: 480 case AUDIO_STREAM_MUSIC: 481 *pType = SL_ANDROID_STREAM_MEDIA; 482 break; 483 case AUDIO_STREAM_ALARM: 484 *pType = SL_ANDROID_STREAM_ALARM; 485 break; 486 case AUDIO_STREAM_NOTIFICATION: 487 *pType = SL_ANDROID_STREAM_NOTIFICATION; 488 break; 489 default: 490 result = SL_RESULT_INTERNAL_ERROR; 491 *pType = SL_ANDROID_STREAM_MEDIA; 492 break; 493 } 494 495 return result; 496} 497 498 499//----------------------------------------------------------------------------- 500void audioPlayer_auxEffectUpdate(CAudioPlayer* ap) { 501 if ((NULL != ap->mAudioTrack) && (ap->mAuxEffect != 0)) { 502 android_fxSend_attach(ap, true, ap->mAuxEffect, ap->mVolume.mLevel + ap->mAuxSendLevel); 503 } 504} 505 506 507//----------------------------------------------------------------------------- 508void audioPlayer_setInvalid(CAudioPlayer* ap) { 509 ap->mAndroidObjType = INVALID_TYPE; 510 ap->mpLock = NULL; 511 ap->mPlaybackRate.mCapabilities = 0; 512} 513 514 515//----------------------------------------------------------------------------- 516/* 517 * returns true if the given data sink is supported by AudioPlayer that doesn't 518 * play to an OutputMix object, false otherwise 519 * 520 * pre-condition: the locator of the audio sink is not SL_DATALOCATOR_OUTPUTMIX 521 */ 522bool audioPlayer_isSupportedNonOutputMixSink(const SLDataSink* pAudioSink) { 523 bool result = true; 524 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSink->pLocator; 525 const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSink->pFormat; 526 527 switch (sinkLocatorType) { 528 529 case SL_DATALOCATOR_BUFFERQUEUE: 530 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 531 if (SL_DATAFORMAT_PCM != sinkFormatType) { 532 SL_LOGE("Unsupported sink format 0x%x, expected SL_DATAFORMAT_PCM", 533 (unsigned)sinkFormatType); 534 result = false; 535 } 536 // it's no use checking the PCM format fields because additional characteristics 537 // such as the number of channels, or sample size are unknown to the player at this stage 538 break; 539 540 default: 541 SL_LOGE("Unsupported sink locator type 0x%x", (unsigned)sinkLocatorType); 542 result = false; 543 break; 544 } 545 546 return result; 547} 548 549 550//----------------------------------------------------------------------------- 551/* 552 * returns the Android object type if the locator type combinations for the source and sinks 553 * are supported by this implementation, INVALID_TYPE otherwise 554 */ 555AndroidObjectType audioPlayer_getAndroidObjectTypeForSourceSink(CAudioPlayer *ap) { 556 557 const SLDataSource *pAudioSrc = &ap->mDataSource.u.mSource; 558 const SLDataSink *pAudioSnk = &ap->mDataSink.u.mSink; 559 const SLuint32 sourceLocatorType = *(SLuint32 *)pAudioSrc->pLocator; 560 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator; 561 AndroidObjectType type = INVALID_TYPE; 562 563 //-------------------------------------- 564 // Sink / source matching check: 565 // the following source / sink combinations are supported 566 // SL_DATALOCATOR_BUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 567 // SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 568 // SL_DATALOCATOR_URI / SL_DATALOCATOR_OUTPUTMIX 569 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_OUTPUTMIX 570 // SL_DATALOCATOR_ANDROIDBUFFERQUEUE / SL_DATALOCATOR_OUTPUTMIX 571 // SL_DATALOCATOR_URI / SL_DATALOCATOR_BUFFERQUEUE 572 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_BUFFERQUEUE 573 // SL_DATALOCATOR_URI / SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 574 // SL_DATALOCATOR_ANDROIDFD / SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 575 switch (sinkLocatorType) { 576 577 case SL_DATALOCATOR_OUTPUTMIX: { 578 switch (sourceLocatorType) { 579 580 // Buffer Queue to AudioTrack 581 case SL_DATALOCATOR_BUFFERQUEUE: 582 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 583 type = AUDIOPLAYER_FROM_PCM_BUFFERQUEUE; 584 break; 585 586 // URI or FD to MediaPlayer 587 case SL_DATALOCATOR_URI: 588 case SL_DATALOCATOR_ANDROIDFD: 589 type = AUDIOPLAYER_FROM_URIFD; 590 break; 591 592 // Android BufferQueue to MediaPlayer (shared memory streaming) 593 case SL_DATALOCATOR_ANDROIDBUFFERQUEUE: 594 type = AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE; 595 break; 596 597 default: 598 SL_LOGE("Source data locator 0x%x not supported with SL_DATALOCATOR_OUTPUTMIX sink", 599 (unsigned)sourceLocatorType); 600 break; 601 } 602 } 603 break; 604 605 case SL_DATALOCATOR_BUFFERQUEUE: 606 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 607 switch (sourceLocatorType) { 608 609 // URI or FD decoded to PCM in a buffer queue 610 case SL_DATALOCATOR_URI: 611 case SL_DATALOCATOR_ANDROIDFD: 612 type = AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE; 613 break; 614 615 default: 616 SL_LOGE("Source data locator 0x%x not supported with SL_DATALOCATOR_BUFFERQUEUE sink", 617 (unsigned)sourceLocatorType); 618 break; 619 } 620 break; 621 622 default: 623 SL_LOGE("Sink data locator 0x%x not supported", (unsigned)sinkLocatorType); 624 break; 625 } 626 627 return type; 628} 629 630 631//----------------------------------------------------------------------------- 632// Callback associated with an SfPlayer of an SL ES AudioPlayer that gets its data 633// from a URI or FD, for prepare and prefetch events 634static void sfplayer_handlePrefetchEvent(int event, int data1, int data2, void* user) { 635 if (NULL == user) { 636 return; 637 } 638 639 CAudioPlayer *ap = (CAudioPlayer *)user; 640 //SL_LOGV("received event %d, data %d from SfAudioPlayer", event, data1); 641 switch(event) { 642 643 case android::GenericPlayer::kEventPrepared: { 644 645 if (PLAYER_SUCCESS != data1) { 646 object_lock_exclusive(&ap->mObject); 647 648 ap->mAudioTrack = NULL; 649 ap->mNumChannels = 0; 650 ap->mSampleRateMilliHz = 0; 651 ap->mAndroidObjState = ANDROID_UNINITIALIZED; 652 653 object_unlock_exclusive(&ap->mObject); 654 655 // SfPlayer prepare() failed prefetching, there is no event in SLPrefetchStatus to 656 // indicate a prefetch error, so we signal it by sending simulataneously two events: 657 // - SL_PREFETCHEVENT_FILLLEVELCHANGE with a level of 0 658 // - SL_PREFETCHEVENT_STATUSCHANGE with a status of SL_PREFETCHSTATUS_UNDERFLOW 659 SL_LOGE(ERROR_PLAYER_PREFETCH_d, data1); 660 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 661 break; 662 } 663 664 slPrefetchCallback callback = NULL; 665 void* callbackPContext = NULL; 666 667 interface_lock_exclusive(&ap->mPrefetchStatus); 668 ap->mPrefetchStatus.mLevel = 0; 669 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW; 670 if ((ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_FILLLEVELCHANGE) 671 && (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE)) { 672 callback = ap->mPrefetchStatus.mCallback; 673 callbackPContext = ap->mPrefetchStatus.mContext; 674 } 675 interface_unlock_exclusive(&ap->mPrefetchStatus); 676 677 // callback with no lock held 678 if (NULL != callback) { 679 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, 680 SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE); 681 } 682 683 684 } else { 685 object_lock_exclusive(&ap->mObject); 686 687 if (AUDIOPLAYER_FROM_URIFD == ap->mAndroidObjType) { 688 //************************************** 689 // FIXME move under GenericMediaPlayer 690#if 0 691 ap->mAudioTrack = ap->mSfPlayer->getAudioTrack(); 692 ap->mNumChannels = ap->mSfPlayer->getNumChannels(); 693 ap->mSampleRateMilliHz = 694 android_to_sles_sampleRate(ap->mSfPlayer->getSampleRateHz()); 695 ap->mSfPlayer->startPrefetch_async(); 696 // update the new track with the current settings 697 audioPlayer_auxEffectUpdate(ap); 698 android_audioPlayer_useEventMask(ap); 699 android_audioPlayer_volumeUpdate(ap); 700 android_audioPlayer_setPlayRate(ap, ap->mPlaybackRate.mRate, false /*lockAP*/); 701#endif 702 } else if (AUDIOPLAYER_FROM_PCM_BUFFERQUEUE == ap->mAndroidObjType) { 703 ((android::AudioToCbRenderer*)ap->mAPlayer.get())->startPrefetch_async(); 704 } else if (AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE == ap->mAndroidObjType) { 705 SL_LOGD("Received SfPlayer::kEventPrepared from AVPlayer for CAudioPlayer %p", ap); 706 } 707 708 ap->mAndroidObjState = ANDROID_READY; 709 710 object_unlock_exclusive(&ap->mObject); 711 } 712 713 } 714 break; 715 716 case android::GenericPlayer::kEventPrefetchFillLevelUpdate : { 717 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 718 break; 719 } 720 slPrefetchCallback callback = NULL; 721 void* callbackPContext = NULL; 722 723 // SLPrefetchStatusItf callback or no callback? 724 interface_lock_exclusive(&ap->mPrefetchStatus); 725 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_FILLLEVELCHANGE) { 726 callback = ap->mPrefetchStatus.mCallback; 727 callbackPContext = ap->mPrefetchStatus.mContext; 728 } 729 ap->mPrefetchStatus.mLevel = (SLpermille)data1; 730 interface_unlock_exclusive(&ap->mPrefetchStatus); 731 732 // callback with no lock held 733 if (NULL != callback) { 734 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, 735 SL_PREFETCHEVENT_FILLLEVELCHANGE); 736 } 737 } 738 break; 739 740 case android::GenericPlayer::kEventPrefetchStatusChange: { 741 if (!IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 742 break; 743 } 744 slPrefetchCallback callback = NULL; 745 void* callbackPContext = NULL; 746 747 // SLPrefetchStatusItf callback or no callback? 748 object_lock_exclusive(&ap->mObject); 749 if (ap->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE) { 750 callback = ap->mPrefetchStatus.mCallback; 751 callbackPContext = ap->mPrefetchStatus.mContext; 752 } 753 if (data1 >= android::kStatusIntermediate) { 754 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_SUFFICIENTDATA; 755 ap->mAndroidObjState = ANDROID_READY; 756 } else if (data1 < android::kStatusIntermediate) { 757 ap->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW; 758 } 759 object_unlock_exclusive(&ap->mObject); 760 761 // callback with no lock held 762 if (NULL != callback) { 763 (*callback)(&ap->mPrefetchStatus.mItf, callbackPContext, SL_PREFETCHEVENT_STATUSCHANGE); 764 } 765 } 766 break; 767 768 case android::GenericPlayer::kEventEndOfStream: { 769 audioPlayer_dispatch_headAtEnd_lockPlay(ap, true /*set state to paused?*/, true); 770 if ((NULL != ap->mAudioTrack) && (!ap->mSeek.mLoopEnabled)) { 771 ap->mAudioTrack->stop(); 772 } 773 } 774 break; 775 776 default: 777 break; 778 } 779} 780 781 782//----------------------------------------------------------------------------- 783SLresult android_audioPlayer_checkSourceSink(CAudioPlayer *pAudioPlayer) 784{ 785 // verify that the locator types for the source / sink combination is supported 786 pAudioPlayer->mAndroidObjType = audioPlayer_getAndroidObjectTypeForSourceSink(pAudioPlayer); 787 if (INVALID_TYPE == pAudioPlayer->mAndroidObjType) { 788 return SL_RESULT_PARAMETER_INVALID; 789 } 790 791 const SLDataSource *pAudioSrc = &pAudioPlayer->mDataSource.u.mSource; 792 const SLDataSink *pAudioSnk = &pAudioPlayer->mDataSink.u.mSink; 793 794 // format check: 795 const SLuint32 sourceLocatorType = *(SLuint32 *)pAudioSrc->pLocator; 796 const SLuint32 sinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator; 797 const SLuint32 sourceFormatType = *(SLuint32 *)pAudioSrc->pFormat; 798 const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSnk->pFormat; 799 800 switch (sourceLocatorType) { 801 //------------------ 802 // Buffer Queues 803 case SL_DATALOCATOR_BUFFERQUEUE: 804 case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE: 805 { 806 SLDataLocator_BufferQueue *dl_bq = (SLDataLocator_BufferQueue *) pAudioSrc->pLocator; 807 808 // Buffer format 809 switch (sourceFormatType) { 810 // currently only PCM buffer queues are supported, 811 case SL_DATAFORMAT_PCM: { 812 SLDataFormat_PCM *df_pcm = (SLDataFormat_PCM *) pAudioSrc->pFormat; 813 switch (df_pcm->numChannels) { 814 case 1: 815 case 2: 816 break; 817 default: 818 // this should have already been rejected by checkDataFormat 819 SL_LOGE("Cannot create audio player: unsupported " \ 820 "PCM data source with %u channels", (unsigned) df_pcm->numChannels); 821 return SL_RESULT_CONTENT_UNSUPPORTED; 822 } 823 switch (df_pcm->samplesPerSec) { 824 case SL_SAMPLINGRATE_8: 825 case SL_SAMPLINGRATE_11_025: 826 case SL_SAMPLINGRATE_12: 827 case SL_SAMPLINGRATE_16: 828 case SL_SAMPLINGRATE_22_05: 829 case SL_SAMPLINGRATE_24: 830 case SL_SAMPLINGRATE_32: 831 case SL_SAMPLINGRATE_44_1: 832 case SL_SAMPLINGRATE_48: 833 break; 834 case SL_SAMPLINGRATE_64: 835 case SL_SAMPLINGRATE_88_2: 836 case SL_SAMPLINGRATE_96: 837 case SL_SAMPLINGRATE_192: 838 default: 839 SL_LOGE("Cannot create audio player: unsupported sample rate %u milliHz", 840 (unsigned) df_pcm->samplesPerSec); 841 return SL_RESULT_CONTENT_UNSUPPORTED; 842 } 843 switch (df_pcm->bitsPerSample) { 844 case SL_PCMSAMPLEFORMAT_FIXED_8: 845 // FIXME We should support this 846 //SL_LOGE("Cannot create audio player: unsupported 8-bit data"); 847 //return SL_RESULT_CONTENT_UNSUPPORTED; 848 case SL_PCMSAMPLEFORMAT_FIXED_16: 849 break; 850 // others 851 default: 852 // this should have already been rejected by checkDataFormat 853 SL_LOGE("Cannot create audio player: unsupported sample bit depth %u", 854 (SLuint32)df_pcm->bitsPerSample); 855 return SL_RESULT_CONTENT_UNSUPPORTED; 856 } 857 switch (df_pcm->containerSize) { 858 case 8: 859 case 16: 860 break; 861 // others 862 default: 863 SL_LOGE("Cannot create audio player: unsupported container size %u", 864 (unsigned) df_pcm->containerSize); 865 return SL_RESULT_CONTENT_UNSUPPORTED; 866 } 867 switch (df_pcm->channelMask) { 868 // FIXME needs work 869 default: 870 break; 871 } 872 switch (df_pcm->endianness) { 873 case SL_BYTEORDER_LITTLEENDIAN: 874 break; 875 case SL_BYTEORDER_BIGENDIAN: 876 SL_LOGE("Cannot create audio player: unsupported big-endian byte order"); 877 return SL_RESULT_CONTENT_UNSUPPORTED; 878 // native is proposed but not yet in spec 879 default: 880 SL_LOGE("Cannot create audio player: unsupported byte order %u", 881 (unsigned) df_pcm->endianness); 882 return SL_RESULT_CONTENT_UNSUPPORTED; 883 } 884 } //case SL_DATAFORMAT_PCM 885 break; 886 case SL_DATAFORMAT_MIME: 887 case XA_DATAFORMAT_RAWIMAGE: 888 SL_LOGE("Cannot create audio player with buffer queue data source " 889 "without SL_DATAFORMAT_PCM format"); 890 return SL_RESULT_CONTENT_UNSUPPORTED; 891 default: 892 // invalid data format is detected earlier 893 assert(false); 894 return SL_RESULT_INTERNAL_ERROR; 895 } // switch (sourceFormatType) 896 } // case SL_DATALOCATOR_BUFFERQUEUE or SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE 897 break; 898 //------------------ 899 // URI 900 case SL_DATALOCATOR_URI: 901 { 902 SLDataLocator_URI *dl_uri = (SLDataLocator_URI *) pAudioSrc->pLocator; 903 if (NULL == dl_uri->URI) { 904 return SL_RESULT_PARAMETER_INVALID; 905 } 906 // URI format 907 switch (sourceFormatType) { 908 case SL_DATAFORMAT_MIME: 909 break; 910 case SL_DATAFORMAT_PCM: 911 case XA_DATAFORMAT_RAWIMAGE: 912 SL_LOGE("Cannot create audio player with SL_DATALOCATOR_URI data source without " 913 "SL_DATAFORMAT_MIME format"); 914 return SL_RESULT_CONTENT_UNSUPPORTED; 915 } // switch (sourceFormatType) 916 // decoding format check 917 if ((sinkLocatorType != SL_DATALOCATOR_OUTPUTMIX) && 918 !audioPlayer_isSupportedNonOutputMixSink(pAudioSnk)) { 919 return SL_RESULT_CONTENT_UNSUPPORTED; 920 } 921 } // case SL_DATALOCATOR_URI 922 break; 923 //------------------ 924 // File Descriptor 925 case SL_DATALOCATOR_ANDROIDFD: 926 { 927 // fd is already non null 928 switch (sourceFormatType) { 929 case SL_DATAFORMAT_MIME: 930 break; 931 case SL_DATAFORMAT_PCM: 932 // FIXME implement 933 SL_LOGD("[ FIXME implement PCM FD data sources ]"); 934 break; 935 case XA_DATAFORMAT_RAWIMAGE: 936 SL_LOGE("Cannot create audio player with SL_DATALOCATOR_ANDROIDFD data source " 937 "without SL_DATAFORMAT_MIME or SL_DATAFORMAT_PCM format"); 938 return SL_RESULT_CONTENT_UNSUPPORTED; 939 default: 940 // invalid data format is detected earlier 941 assert(false); 942 return SL_RESULT_INTERNAL_ERROR; 943 } // switch (sourceFormatType) 944 if ((sinkLocatorType != SL_DATALOCATOR_OUTPUTMIX) && 945 !audioPlayer_isSupportedNonOutputMixSink(pAudioSnk)) { 946 return SL_RESULT_CONTENT_UNSUPPORTED; 947 } 948 } // case SL_DATALOCATOR_ANDROIDFD 949 break; 950 //------------------ 951 // Stream 952 case SL_DATALOCATOR_ANDROIDBUFFERQUEUE: 953 { 954 switch (sourceFormatType) { 955 case SL_DATAFORMAT_MIME: 956 { 957 SLDataFormat_MIME *df_mime = (SLDataFormat_MIME *) pAudioSrc->pFormat; 958 if (SL_CONTAINERTYPE_MPEG_TS != df_mime->containerType) { 959 SL_LOGE("Cannot create player with SL_DATALOCATOR_ANDROIDBUFFERQUEUE data source " 960 "that is not fed MPEG-2 TS data"); 961 return SL_RESULT_CONTENT_UNSUPPORTED; 962 } 963 } 964 break; 965 default: 966 SL_LOGE("Cannot create player with SL_DATALOCATOR_ANDROIDBUFFERQUEUE data source " 967 "without SL_DATAFORMAT_MIME format"); 968 return SL_RESULT_CONTENT_UNSUPPORTED; 969 } 970 } 971 break; // case SL_DATALOCATOR_ANDROIDBUFFERQUEUE 972 //------------------ 973 // Address 974 case SL_DATALOCATOR_ADDRESS: 975 case SL_DATALOCATOR_IODEVICE: 976 case SL_DATALOCATOR_OUTPUTMIX: 977 case XA_DATALOCATOR_NATIVEDISPLAY: 978 case SL_DATALOCATOR_MIDIBUFFERQUEUE: 979 SL_LOGE("Cannot create audio player with data locator type 0x%x", 980 (unsigned) sourceLocatorType); 981 return SL_RESULT_CONTENT_UNSUPPORTED; 982 default: 983 SL_LOGE("Cannot create audio player with invalid data locator type 0x%x", 984 (unsigned) sourceLocatorType); 985 return SL_RESULT_PARAMETER_INVALID; 986 }// switch (locatorType) 987 988 return SL_RESULT_SUCCESS; 989} 990 991 992 993//----------------------------------------------------------------------------- 994static void audioTrack_callBack_uri(int event, void* user, void *info) { 995 // EVENT_MORE_DATA needs to be handled with priority over the other events 996 // because it will be called the most often during playback 997 998 if (event == android::AudioTrack::EVENT_MORE_DATA) { 999 //SL_LOGV("received event EVENT_MORE_DATA from AudioTrack"); 1000 // set size to 0 to signal we're not using the callback to write more data 1001 android::AudioTrack::Buffer* pBuff = (android::AudioTrack::Buffer*)info; 1002 pBuff->size = 0; 1003 } else if (NULL != user) { 1004 CAudioPlayer *ap = (CAudioPlayer *)user; 1005 if (!ap->mAudioTrackProtector->enterCb()) { 1006 // it is not safe to enter the callback (the track is about to go away) 1007 return; 1008 } 1009 switch (event) { 1010 case android::AudioTrack::EVENT_MARKER : 1011 audioTrack_handleMarker_lockPlay(ap); 1012 break; 1013 case android::AudioTrack::EVENT_NEW_POS : 1014 audioTrack_handleNewPos_lockPlay(ap); 1015 break; 1016 case android::AudioTrack::EVENT_UNDERRUN : 1017 audioTrack_handleUnderrun_lockPlay(ap); 1018 break; 1019 case android::AudioTrack::EVENT_BUFFER_END : 1020 case android::AudioTrack::EVENT_LOOP_END : 1021 break; 1022 default: 1023 SL_LOGE("Encountered unknown AudioTrack event %d for CAudioPlayer %p", event, 1024 ap); 1025 break; 1026 } 1027 ap->mAudioTrackProtector->exitCb(); 1028 } 1029} 1030 1031//----------------------------------------------------------------------------- 1032// Callback associated with an AudioTrack of an SL ES AudioPlayer that gets its data 1033// from a buffer queue. This will not be called once the AudioTrack has been destroyed. 1034static void audioTrack_callBack_pullFromBuffQueue(int event, void* user, void *info) { 1035 CAudioPlayer *ap = (CAudioPlayer *)user; 1036 1037 if (!ap->mAudioTrackProtector->enterCb()) { 1038 // it is not safe to enter the callback (the track is about to go away) 1039 return; 1040 } 1041 1042 void * callbackPContext = NULL; 1043 switch(event) { 1044 1045 case android::AudioTrack::EVENT_MORE_DATA: { 1046 //SL_LOGV("received event EVENT_MORE_DATA from AudioTrack TID=%d", gettid()); 1047 slBufferQueueCallback callback = NULL; 1048 android::AudioTrack::Buffer* pBuff = (android::AudioTrack::Buffer*)info; 1049 1050 // retrieve data from the buffer queue 1051 interface_lock_exclusive(&ap->mBufferQueue); 1052 1053 if (ap->mBufferQueue.mState.count != 0) { 1054 //SL_LOGV("nbBuffers in queue = %u",ap->mBufferQueue.mState.count); 1055 assert(ap->mBufferQueue.mFront != ap->mBufferQueue.mRear); 1056 1057 BufferHeader *oldFront = ap->mBufferQueue.mFront; 1058 BufferHeader *newFront = &oldFront[1]; 1059 1060 // FIXME handle 8bit based on buffer format 1061 short *pSrc = (short*)((char *)oldFront->mBuffer 1062 + ap->mBufferQueue.mSizeConsumed); 1063 if (ap->mBufferQueue.mSizeConsumed + pBuff->size < oldFront->mSize) { 1064 // can't consume the whole or rest of the buffer in one shot 1065 ap->mBufferQueue.mSizeConsumed += pBuff->size; 1066 // leave pBuff->size untouched 1067 // consume data 1068 // FIXME can we avoid holding the lock during the copy? 1069 memcpy (pBuff->i16, pSrc, pBuff->size); 1070 } else { 1071 // finish consuming the buffer or consume the buffer in one shot 1072 pBuff->size = oldFront->mSize - ap->mBufferQueue.mSizeConsumed; 1073 ap->mBufferQueue.mSizeConsumed = 0; 1074 1075 if (newFront == 1076 &ap->mBufferQueue.mArray 1077 [ap->mBufferQueue.mNumBuffers + 1]) 1078 { 1079 newFront = ap->mBufferQueue.mArray; 1080 } 1081 ap->mBufferQueue.mFront = newFront; 1082 1083 ap->mBufferQueue.mState.count--; 1084 ap->mBufferQueue.mState.playIndex++; 1085 1086 // consume data 1087 // FIXME can we avoid holding the lock during the copy? 1088 memcpy (pBuff->i16, pSrc, pBuff->size); 1089 1090 // data has been consumed, and the buffer queue state has been updated 1091 // we will notify the client if applicable 1092 callback = ap->mBufferQueue.mCallback; 1093 // save callback data 1094 callbackPContext = ap->mBufferQueue.mContext; 1095 } 1096 } else { // empty queue 1097 // signal no data available 1098 pBuff->size = 0; 1099 1100 // signal we're at the end of the content, but don't pause (see note in function) 1101 audioPlayer_dispatch_headAtEnd_lockPlay(ap, false /*set state to paused?*/, false); 1102 1103 // signal underflow to prefetch status itf 1104 if (IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 1105 audioPlayer_dispatch_prefetchStatus_lockPrefetch(ap, SL_PREFETCHSTATUS_UNDERFLOW, 1106 false); 1107 } 1108 1109 // stop the track so it restarts playing faster when new data is enqueued 1110 ap->mAudioTrack->stop(); 1111 } 1112 interface_unlock_exclusive(&ap->mBufferQueue); 1113 1114 // notify client 1115 if (NULL != callback) { 1116 (*callback)(&ap->mBufferQueue.mItf, callbackPContext); 1117 } 1118 } 1119 break; 1120 1121 case android::AudioTrack::EVENT_MARKER: 1122 //SL_LOGI("received event EVENT_MARKER from AudioTrack"); 1123 audioTrack_handleMarker_lockPlay(ap); 1124 break; 1125 1126 case android::AudioTrack::EVENT_NEW_POS: 1127 //SL_LOGI("received event EVENT_NEW_POS from AudioTrack"); 1128 audioTrack_handleNewPos_lockPlay(ap); 1129 break; 1130 1131 case android::AudioTrack::EVENT_UNDERRUN: 1132 //SL_LOGI("received event EVENT_UNDERRUN from AudioTrack"); 1133 audioTrack_handleUnderrun_lockPlay(ap); 1134 break; 1135 1136 default: 1137 // FIXME where does the notification of SL_PLAYEVENT_HEADMOVING fit? 1138 SL_LOGE("Encountered unknown AudioTrack event %d for CAudioPlayer %p", event, 1139 (CAudioPlayer *)user); 1140 break; 1141 } 1142 1143 ap->mAudioTrackProtector->exitCb(); 1144} 1145 1146 1147//----------------------------------------------------------------------------- 1148SLresult android_audioPlayer_create(CAudioPlayer *pAudioPlayer) { 1149 1150 SLresult result = SL_RESULT_SUCCESS; 1151 // pAudioPlayer->mAndroidObjType has been set in audioPlayer_getAndroidObjectTypeForSourceSink() 1152 if (INVALID_TYPE == pAudioPlayer->mAndroidObjType) { 1153 audioPlayer_setInvalid(pAudioPlayer); 1154 result = SL_RESULT_PARAMETER_INVALID; 1155 } else { 1156 1157 pAudioPlayer->mpLock = new android::Mutex(); 1158 pAudioPlayer->mAndroidObjState = ANDROID_UNINITIALIZED; 1159 pAudioPlayer->mStreamType = ANDROID_DEFAULT_OUTPUT_STREAM_TYPE; 1160 pAudioPlayer->mAudioTrack = NULL; 1161 1162 pAudioPlayer->mAudioTrackProtector = new android::AudioTrackProtector(); 1163 1164 pAudioPlayer->mSessionId = android::AudioSystem::newAudioSessionId(); 1165 1166 pAudioPlayer->mAmplFromVolLevel = 1.0f; 1167 pAudioPlayer->mAmplFromStereoPos[0] = 1.0f; 1168 pAudioPlayer->mAmplFromStereoPos[1] = 1.0f; 1169 pAudioPlayer->mDirectLevel = 0; // no attenuation 1170 pAudioPlayer->mAmplFromDirectLevel = 1.0f; // matches initial mDirectLevel value 1171 pAudioPlayer->mAuxSendLevel = 0; 1172 1173 // initialize interface-specific fields that can be used regardless of whether the 1174 // interface is exposed on the AudioPlayer or not 1175 // (empty section, as all initializations are the same as the defaults) 1176 } 1177 1178 return result; 1179} 1180 1181 1182//----------------------------------------------------------------------------- 1183SLresult android_audioPlayer_setConfig(CAudioPlayer *ap, const SLchar *configKey, 1184 const void *pConfigValue, SLuint32 valueSize) { 1185 1186 SLresult result = SL_RESULT_SUCCESS; 1187 1188 if (NULL == ap) { 1189 result = SL_RESULT_INTERNAL_ERROR; 1190 } else if (NULL == pConfigValue) { 1191 SL_LOGE(ERROR_CONFIG_NULL_PARAM); 1192 result = SL_RESULT_PARAMETER_INVALID; 1193 1194 } else if(strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_STREAM_TYPE) == 0) { 1195 1196 // stream type 1197 if (KEY_STREAM_TYPE_PARAMSIZE > valueSize) { 1198 SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW); 1199 result = SL_RESULT_PARAMETER_INVALID; 1200 } else { 1201 result = audioPlayer_setStreamType(ap, *(SLuint32*)pConfigValue); 1202 } 1203 1204 } else { 1205 SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY); 1206 result = SL_RESULT_PARAMETER_INVALID; 1207 } 1208 1209 return result; 1210} 1211 1212 1213//----------------------------------------------------------------------------- 1214SLresult android_audioPlayer_getConfig(CAudioPlayer* ap, const SLchar *configKey, 1215 SLuint32* pValueSize, void *pConfigValue) { 1216 1217 SLresult result = SL_RESULT_SUCCESS; 1218 1219 if (NULL == ap) { 1220 return SL_RESULT_INTERNAL_ERROR; 1221 } else if (NULL == pValueSize) { 1222 SL_LOGE(ERROR_CONFIG_NULL_PARAM); 1223 result = SL_RESULT_PARAMETER_INVALID; 1224 1225 } else if(strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_STREAM_TYPE) == 0) { 1226 1227 // stream type 1228 if (KEY_STREAM_TYPE_PARAMSIZE > *pValueSize) { 1229 SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW); 1230 result = SL_RESULT_PARAMETER_INVALID; 1231 } else { 1232 *pValueSize = KEY_STREAM_TYPE_PARAMSIZE; 1233 if (NULL != pConfigValue) { 1234 result = audioPlayer_getStreamType(ap, (SLint32*)pConfigValue); 1235 } 1236 } 1237 1238 } else { 1239 SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY); 1240 result = SL_RESULT_PARAMETER_INVALID; 1241 } 1242 1243 return result; 1244} 1245 1246 1247//----------------------------------------------------------------------------- 1248SLresult android_audioPlayer_realize(CAudioPlayer *pAudioPlayer, SLboolean async) { 1249 1250 SLresult result = SL_RESULT_SUCCESS; 1251 SL_LOGV("Realize pAudioPlayer=%p", pAudioPlayer); 1252 1253 switch (pAudioPlayer->mAndroidObjType) { 1254 //----------------------------------- 1255 // AudioTrack 1256 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1257 { 1258 // initialize platform-specific CAudioPlayer fields 1259 1260 SLDataLocator_BufferQueue *dl_bq = (SLDataLocator_BufferQueue *) 1261 pAudioPlayer->mDynamicSource.mDataSource; 1262 SLDataFormat_PCM *df_pcm = (SLDataFormat_PCM *) 1263 pAudioPlayer->mDynamicSource.mDataSource->pFormat; 1264 1265 uint32_t sampleRate = sles_to_android_sampleRate(df_pcm->samplesPerSec); 1266 1267 pAudioPlayer->mAudioTrack = new android::AudioTrack( 1268 pAudioPlayer->mStreamType, // streamType 1269 sampleRate, // sampleRate 1270 sles_to_android_sampleFormat(df_pcm->bitsPerSample), // format 1271 sles_to_android_channelMaskOut(df_pcm->numChannels, df_pcm->channelMask), 1272 //channel mask 1273 0, // frameCount (here min) 1274 0, // flags 1275 audioTrack_callBack_pullFromBuffQueue, // callback 1276 (void *) pAudioPlayer, // user 1277 0 // FIXME find appropriate frame count // notificationFrame 1278 , pAudioPlayer->mSessionId 1279 ); 1280 android::status_t status = pAudioPlayer->mAudioTrack->initCheck(); 1281 if (status != android::NO_ERROR) { 1282 SL_LOGE("AudioTrack::initCheck status %u", status); 1283 result = SL_RESULT_CONTENT_UNSUPPORTED; 1284 } 1285 1286 // initialize platform-independent CAudioPlayer fields 1287 1288 pAudioPlayer->mNumChannels = df_pcm->numChannels; 1289 pAudioPlayer->mSampleRateMilliHz = df_pcm->samplesPerSec; // Note: bad field name in SL ES 1290 1291 pAudioPlayer->mAndroidObjState = ANDROID_READY; 1292 } 1293 break; 1294 //----------------------------------- 1295 // MediaPlayer 1296 case AUDIOPLAYER_FROM_URIFD: { 1297 object_lock_exclusive(&pAudioPlayer->mObject); 1298 1299 pAudioPlayer->mAndroidObjState = ANDROID_UNINITIALIZED; 1300 pAudioPlayer->mNumChannels = 0; 1301 pAudioPlayer->mSampleRateMilliHz = 0; 1302 pAudioPlayer->mAudioTrack = NULL; 1303 1304 AudioPlayback_Parameters app; 1305 app.sessionId = pAudioPlayer->mSessionId; 1306 app.streamType = pAudioPlayer->mStreamType; 1307 app.trackcb = audioTrack_callBack_uri; 1308 app.trackcbUser = (void *) pAudioPlayer; 1309 1310 pAudioPlayer->mAPlayer = new android::LocAVPlayer(&app, false /*hasVideo*/); 1311 pAudioPlayer->mAPlayer->init(sfplayer_handlePrefetchEvent, 1312 (void*)pAudioPlayer /*notifUSer*/); 1313 1314 object_unlock_exclusive(&pAudioPlayer->mObject); 1315 1316 switch (pAudioPlayer->mDataSource.mLocator.mLocatorType) { 1317 case SL_DATALOCATOR_URI: 1318 pAudioPlayer->mAPlayer->setDataSource( 1319 (const char*)pAudioPlayer->mDataSource.mLocator.mURI.URI); 1320 break; 1321 case SL_DATALOCATOR_ANDROIDFD: { 1322 int64_t offset = (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.offset; 1323 pAudioPlayer->mAPlayer->setDataSource( 1324 (int)pAudioPlayer->mDataSource.mLocator.mFD.fd, 1325 offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ? 1326 (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset, 1327 (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.length); 1328 } 1329 break; 1330 default: 1331 SL_LOGE(ERROR_PLAYERREALIZE_UNKNOWN_DATASOURCE_LOCATOR); 1332 break; 1333 } 1334 1335 } 1336 break; 1337 //----------------------------------- 1338 // StreamPlayer 1339 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: { 1340 object_lock_exclusive(&pAudioPlayer->mObject); 1341 1342 android_StreamPlayer_realize_l(pAudioPlayer, sfplayer_handlePrefetchEvent, 1343 (void*)pAudioPlayer); 1344 1345 object_unlock_exclusive(&pAudioPlayer->mObject); 1346 } 1347 break; 1348 //----------------------------------- 1349 // AudioToCbRenderer 1350 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1351 object_lock_exclusive(&pAudioPlayer->mObject); 1352 1353 AudioPlayback_Parameters app; 1354 app.sessionId = pAudioPlayer->mSessionId; 1355 app.streamType = pAudioPlayer->mStreamType; 1356 1357 android::AudioToCbRenderer* decoder = new android::AudioToCbRenderer(&app); 1358 pAudioPlayer->mAPlayer = decoder; 1359 decoder->setDataPushListener(adecoder_writeToBufferQueue, (void*)pAudioPlayer); 1360 decoder->init(sfplayer_handlePrefetchEvent, (void*)pAudioPlayer); 1361 1362 switch (pAudioPlayer->mDataSource.mLocator.mLocatorType) { 1363 case SL_DATALOCATOR_URI: 1364 decoder->setDataSource( 1365 (const char*)pAudioPlayer->mDataSource.mLocator.mURI.URI); 1366 break; 1367 case SL_DATALOCATOR_ANDROIDFD: { 1368 int64_t offset = (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.offset; 1369 decoder->setDataSource( 1370 (int)pAudioPlayer->mDataSource.mLocator.mFD.fd, 1371 offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ? 1372 (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset, 1373 (int64_t)pAudioPlayer->mDataSource.mLocator.mFD.length); 1374 } 1375 break; 1376 default: 1377 SL_LOGE(ERROR_PLAYERREALIZE_UNKNOWN_DATASOURCE_LOCATOR); 1378 break; 1379 } 1380 1381 object_unlock_exclusive(&pAudioPlayer->mObject); 1382 } 1383 break; 1384 //----------------------------------- 1385 default: 1386 SL_LOGE(ERROR_PLAYERREALIZE_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1387 result = SL_RESULT_INTERNAL_ERROR; 1388 break; 1389 } 1390 1391 1392 // proceed with effect initialization 1393 // initialize EQ 1394 // FIXME use a table of effect descriptors when adding support for more effects 1395 if (memcmp(SL_IID_EQUALIZER, &pAudioPlayer->mEqualizer.mEqDescriptor.type, 1396 sizeof(effect_uuid_t)) == 0) { 1397 SL_LOGV("Need to initialize EQ for AudioPlayer=%p", pAudioPlayer); 1398 android_eq_init(pAudioPlayer->mSessionId, &pAudioPlayer->mEqualizer); 1399 } 1400 // initialize BassBoost 1401 if (memcmp(SL_IID_BASSBOOST, &pAudioPlayer->mBassBoost.mBassBoostDescriptor.type, 1402 sizeof(effect_uuid_t)) == 0) { 1403 SL_LOGV("Need to initialize BassBoost for AudioPlayer=%p", pAudioPlayer); 1404 android_bb_init(pAudioPlayer->mSessionId, &pAudioPlayer->mBassBoost); 1405 } 1406 // initialize Virtualizer 1407 if (memcmp(SL_IID_VIRTUALIZER, &pAudioPlayer->mVirtualizer.mVirtualizerDescriptor.type, 1408 sizeof(effect_uuid_t)) == 0) { 1409 SL_LOGV("Need to initialize Virtualizer for AudioPlayer=%p", pAudioPlayer); 1410 android_virt_init(pAudioPlayer->mSessionId, &pAudioPlayer->mVirtualizer); 1411 } 1412 1413 // initialize EffectSend 1414 // FIXME initialize EffectSend 1415 1416 return result; 1417} 1418 1419 1420//----------------------------------------------------------------------------- 1421/** 1422 * Called with a lock on AudioPlayer 1423 */ 1424SLresult android_audioPlayer_preDestroy(CAudioPlayer *pAudioPlayer) { 1425 SLresult result = SL_RESULT_SUCCESS; 1426 1427 object_unlock_exclusive(&pAudioPlayer->mObject); 1428 if (pAudioPlayer->mAudioTrackProtector != 0) { 1429 pAudioPlayer->mAudioTrackProtector->requestCbExitAndWait(); 1430 } 1431 object_lock_exclusive(&pAudioPlayer->mObject); 1432 1433 return result; 1434} 1435 1436 1437//----------------------------------------------------------------------------- 1438SLresult android_audioPlayer_destroy(CAudioPlayer *pAudioPlayer) { 1439 SLresult result = SL_RESULT_SUCCESS; 1440 SL_LOGV("android_audioPlayer_destroy(%p)", pAudioPlayer); 1441 switch (pAudioPlayer->mAndroidObjType) { 1442 1443 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1444 // We own the audio track for PCM buffer queue players 1445 if (pAudioPlayer->mAudioTrack != NULL) { 1446 pAudioPlayer->mAudioTrack->stop(); 1447 delete pAudioPlayer->mAudioTrack; 1448 pAudioPlayer->mAudioTrack = NULL; 1449 } 1450 break; 1451 1452 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1453 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1454 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1455 pAudioPlayer->mAPlayer.clear(); 1456 break; 1457 //----------------------------------- 1458 default: 1459 SL_LOGE(ERROR_PLAYERDESTROY_UNEXPECTED_OBJECT_TYPE_D, pAudioPlayer->mAndroidObjType); 1460 result = SL_RESULT_INTERNAL_ERROR; 1461 break; 1462 } 1463 1464 pAudioPlayer->mAudioTrackProtector.clear(); 1465 1466 // FIXME might not be needed 1467 pAudioPlayer->mAndroidObjType = INVALID_TYPE; 1468 1469 // explicit destructor 1470 pAudioPlayer->mAudioTrackProtector.~sp(); 1471 pAudioPlayer->mAuxEffect.~sp(); 1472 pAudioPlayer->mAPlayer.~sp(); 1473 1474 if (pAudioPlayer->mpLock != NULL) { 1475 delete pAudioPlayer->mpLock; 1476 pAudioPlayer->mpLock = NULL; 1477 } 1478 1479 return result; 1480} 1481 1482 1483//----------------------------------------------------------------------------- 1484SLresult android_audioPlayer_setPlayRate(CAudioPlayer *ap, SLpermille rate, bool lockAP) { 1485 SLresult result = SL_RESULT_SUCCESS; 1486 uint32_t contentRate = 0; 1487 switch(ap->mAndroidObjType) { 1488 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1489 case AUDIOPLAYER_FROM_URIFD: { 1490 // get the content sample rate 1491 if (lockAP) { object_lock_shared(&ap->mObject); } 1492 uint32_t contentRate = sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1493 if (lockAP) { object_unlock_shared(&ap->mObject); } 1494 // apply the SL ES playback rate on the AudioTrack as a factor of its content sample rate 1495 if (ap->mAudioTrack != NULL) { 1496 ap->mAudioTrack->setSampleRate(contentRate * (rate/1000.0f)); 1497 } 1498 } 1499 break; 1500 1501 default: 1502 SL_LOGE("Unexpected object type %d", ap->mAndroidObjType); 1503 result = SL_RESULT_INTERNAL_ERROR; 1504 break; 1505 } 1506 return result; 1507} 1508 1509 1510//----------------------------------------------------------------------------- 1511// called with no lock held 1512SLresult android_audioPlayer_setPlaybackRateBehavior(CAudioPlayer *ap, 1513 SLuint32 constraints) { 1514 SLresult result = SL_RESULT_SUCCESS; 1515 switch(ap->mAndroidObjType) { 1516 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1517 case AUDIOPLAYER_FROM_URIFD: 1518 if (constraints != (constraints & SL_RATEPROP_NOPITCHCORAUDIO)) { 1519 result = SL_RESULT_FEATURE_UNSUPPORTED; 1520 } 1521 break; 1522 default: 1523 SL_LOGE("Unexpected object type %d", ap->mAndroidObjType); 1524 result = SL_RESULT_INTERNAL_ERROR; 1525 break; 1526 } 1527 return result; 1528} 1529 1530 1531//----------------------------------------------------------------------------- 1532// called with no lock held 1533SLresult android_audioPlayer_getCapabilitiesOfRate(CAudioPlayer *ap, 1534 SLuint32 *pCapabilities) { 1535 switch(ap->mAndroidObjType) { 1536 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1537 case AUDIOPLAYER_FROM_URIFD: 1538 *pCapabilities = SL_RATEPROP_NOPITCHCORAUDIO; 1539 break; 1540 default: 1541 *pCapabilities = 0; 1542 break; 1543 } 1544 return SL_RESULT_SUCCESS; 1545} 1546 1547 1548//----------------------------------------------------------------------------- 1549void android_audioPlayer_setPlayState(CAudioPlayer *ap, bool lockAP) { 1550 1551 if (lockAP) { object_lock_shared(&ap->mObject); } 1552 SLuint32 playState = ap->mPlay.mState; 1553 AndroidObjectState objState = ap->mAndroidObjState; 1554 if (lockAP) { object_unlock_shared(&ap->mObject); } 1555 1556 switch(ap->mAndroidObjType) { 1557 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1558 switch (playState) { 1559 case SL_PLAYSTATE_STOPPED: 1560 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_STOPPED"); 1561 if (NULL != ap->mAudioTrack) { 1562 ap->mAudioTrack->stop(); 1563 } 1564 break; 1565 case SL_PLAYSTATE_PAUSED: 1566 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PAUSED"); 1567 if (NULL != ap->mAudioTrack) { 1568 ap->mAudioTrack->pause(); 1569 } 1570 break; 1571 case SL_PLAYSTATE_PLAYING: 1572 SL_LOGV("setting AudioPlayer to SL_PLAYSTATE_PLAYING"); 1573 if (NULL != ap->mAudioTrack) { 1574 ap->mAudioTrack->start(); 1575 } 1576 break; 1577 default: 1578 // checked by caller, should not happen 1579 break; 1580 } 1581 break; 1582 1583 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1584 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1585 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1586 // FIXME report and use the return code to the lock mechanism, which is where play state 1587 // changes are updated (see object_unlock_exclusive_attributes()) 1588 aplayer_setPlayState(ap->mAPlayer, playState, &(ap->mAndroidObjState)); 1589 break; 1590 default: 1591 SL_LOGE(ERROR_PLAYERSETPLAYSTATE_UNEXPECTED_OBJECT_TYPE_D, ap->mAndroidObjType); 1592 break; 1593 } 1594} 1595 1596 1597//----------------------------------------------------------------------------- 1598void android_audioPlayer_useEventMask(CAudioPlayer *ap) { 1599 IPlay *pPlayItf = &ap->mPlay; 1600 SLuint32 eventFlags = pPlayItf->mEventFlags; 1601 /*switch(ap->mAndroidObjType) { 1602 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE:*/ 1603 1604 if (NULL == ap->mAudioTrack) { 1605 return; 1606 } 1607 1608 if (eventFlags & SL_PLAYEVENT_HEADATMARKER) { 1609 ap->mAudioTrack->setMarkerPosition((uint32_t)((((int64_t)pPlayItf->mMarkerPosition 1610 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1611 } else { 1612 // clear marker 1613 ap->mAudioTrack->setMarkerPosition(0); 1614 } 1615 1616 if (eventFlags & SL_PLAYEVENT_HEADATNEWPOS) { 1617 ap->mAudioTrack->setPositionUpdatePeriod( 1618 (uint32_t)((((int64_t)pPlayItf->mPositionUpdatePeriod 1619 * sles_to_android_sampleRate(ap->mSampleRateMilliHz)))/1000)); 1620 } else { 1621 // clear periodic update 1622 ap->mAudioTrack->setPositionUpdatePeriod(0); 1623 } 1624 1625 if (eventFlags & SL_PLAYEVENT_HEADATEND) { 1626 // nothing to do for SL_PLAYEVENT_HEADATEND, callback event will be checked against mask 1627 } 1628 1629 if (eventFlags & SL_PLAYEVENT_HEADMOVING) { 1630 // FIXME support SL_PLAYEVENT_HEADMOVING 1631 SL_LOGD("[ FIXME: IPlay_SetCallbackEventsMask(SL_PLAYEVENT_HEADMOVING) on an " 1632 "SL_OBJECTID_AUDIOPLAYER to be implemented ]"); 1633 } 1634 if (eventFlags & SL_PLAYEVENT_HEADSTALLED) { 1635 // nothing to do for SL_PLAYEVENT_HEADSTALLED, callback event will be checked against mask 1636 } 1637 1638} 1639 1640 1641//----------------------------------------------------------------------------- 1642SLresult android_audioPlayer_getDuration(IPlay *pPlayItf, SLmillisecond *pDurMsec) { 1643 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1644 switch(ap->mAndroidObjType) { 1645 1646 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1647 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1648 int32_t durationMsec = ANDROID_UNKNOWN_TIME; 1649 if (ap->mAPlayer != 0) { 1650 ap->mAPlayer->getDurationMsec(&durationMsec); 1651 } 1652 *pDurMsec = durationMsec == ANDROID_UNKNOWN_TIME ? SL_TIME_UNKNOWN : durationMsec; 1653 break; 1654 } 1655 1656 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1657 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: // intended fall-through 1658 default: { 1659 *pDurMsec = SL_TIME_UNKNOWN; 1660 } 1661 } 1662 return SL_RESULT_SUCCESS; 1663} 1664 1665 1666//----------------------------------------------------------------------------- 1667void android_audioPlayer_getPosition(IPlay *pPlayItf, SLmillisecond *pPosMsec) { 1668 CAudioPlayer *ap = (CAudioPlayer *)pPlayItf->mThis; 1669 switch(ap->mAndroidObjType) { 1670 1671 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1672 if ((ap->mSampleRateMilliHz == 0) || (NULL == ap->mAudioTrack)) { 1673 *pPosMsec = 0; 1674 } else { 1675 uint32_t positionInFrames; 1676 ap->mAudioTrack->getPosition(&positionInFrames); 1677 *pPosMsec = ((int64_t)positionInFrames * 1000) / 1678 sles_to_android_sampleRate(ap->mSampleRateMilliHz); 1679 } 1680 break; 1681 1682 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through 1683 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1684 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: { 1685 int32_t posMsec = ANDROID_UNKNOWN_TIME; 1686 if (ap->mAPlayer != 0) { 1687 ap->mAPlayer->getPositionMsec(&posMsec); 1688 } 1689 *pPosMsec = posMsec == ANDROID_UNKNOWN_TIME ? 0 : posMsec; 1690 break; 1691 } 1692 1693 default: 1694 *pPosMsec = 0; 1695 } 1696} 1697 1698 1699//----------------------------------------------------------------------------- 1700void android_audioPlayer_seek(CAudioPlayer *ap, SLmillisecond posMsec) { 1701 1702 switch(ap->mAndroidObjType) { 1703 1704 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: // intended fall-through 1705 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 1706 break; 1707 1708 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1709 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: 1710 if (ap->mAPlayer != 0) { 1711 ap->mAPlayer->seek(posMsec); 1712 } 1713 break; 1714 1715 default: 1716 break; 1717 } 1718} 1719 1720 1721//----------------------------------------------------------------------------- 1722void android_audioPlayer_loop(CAudioPlayer *ap, SLboolean loopEnable) { 1723 1724 if ((AUDIOPLAYER_FROM_URIFD == ap->mAndroidObjType) && (ap->mAPlayer != 0)) { 1725 ap->mAPlayer->loop((bool)loopEnable); 1726 } 1727} 1728 1729 1730//----------------------------------------------------------------------------- 1731/* 1732 * Mutes or unmutes the Android media framework object associated with the CAudioPlayer that carries 1733 * the IVolume interface. 1734 * Pre-condition: 1735 * if ap->mMute is SL_BOOLEAN_FALSE, a call to this function was preceded by a call 1736 * to android_audioPlayer_volumeUpdate() 1737 */ 1738static void android_audioPlayer_setMute(CAudioPlayer* ap) { 1739 switch(ap->mAndroidObjType) { 1740 1741 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1742 if (ap->mAudioTrack != NULL) { 1743 // when unmuting: volume levels have already been updated in IVolume_SetMute 1744 ap->mAudioTrack->mute(ap->mMute); 1745 } 1746 break; 1747 1748 case AUDIOPLAYER_FROM_URIFD: // intended fall-through 1749 case AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: 1750 if ( (ap->mAPlayer != 0) && (NULL != &ap->mVolume) ) { 1751 android_Player_volumeUpdate(ap->mAPlayer, &ap->mVolume); 1752 } 1753 break; 1754 1755 case AUDIOPLAYER_FROM_URIFD_TO_PCM_BUFFERQUEUE: // intented fall-through 1756 default: 1757 break; 1758 } 1759} 1760 1761 1762//----------------------------------------------------------------------------- 1763SLresult android_audioPlayer_volumeUpdate(CAudioPlayer* ap) { 1764 android_audioPlayer_updateStereoVolume(ap); 1765 android_audioPlayer_setMute(ap); 1766 return SL_RESULT_SUCCESS; 1767} 1768 1769 1770//----------------------------------------------------------------------------- 1771SLresult android_audioPlayer_setBufferingUpdateThresholdPerMille(CAudioPlayer *ap, 1772 SLpermille threshold) { 1773 SLresult result = SL_RESULT_SUCCESS; 1774 1775 switch (ap->mAndroidObjType) { 1776 case AUDIOPLAYER_FROM_URIFD: 1777 if (ap->mAPlayer != 0) { 1778 ap->mAPlayer->setBufferingUpdateThreshold(threshold / 10); 1779 } 1780 break; 1781 1782 default: {} 1783 } 1784 1785 return result; 1786} 1787 1788 1789//----------------------------------------------------------------------------- 1790void android_audioPlayer_bufferQueue_onRefilled_l(CAudioPlayer *ap) { 1791 // the AudioTrack associated with the AudioPlayer receiving audio from a PCM buffer 1792 // queue was stopped when the queue become empty, we restart as soon as a new buffer 1793 // has been enqueued since we're in playing state 1794 if (NULL != ap->mAudioTrack) { 1795 ap->mAudioTrack->start(); 1796 } 1797 1798 // when the queue became empty, an underflow on the prefetch status itf was sent. Now the queue 1799 // has received new data, signal it has sufficient data 1800 if (IsInterfaceInitialized(&(ap->mObject), MPH_PREFETCHSTATUS)) { 1801 audioPlayer_dispatch_prefetchStatus_lockPrefetch(ap, SL_PREFETCHSTATUS_SUFFICIENTDATA, 1802 true); 1803 } 1804} 1805 1806 1807//----------------------------------------------------------------------------- 1808/* 1809 * BufferQueue::Clear 1810 */ 1811SLresult android_audioPlayer_bufferQueue_onClear(CAudioPlayer *ap) { 1812 SLresult result = SL_RESULT_SUCCESS; 1813 1814 switch (ap->mAndroidObjType) { 1815 //----------------------------------- 1816 // AudioTrack 1817 case AUDIOPLAYER_FROM_PCM_BUFFERQUEUE: 1818 if (NULL != ap->mAudioTrack) { 1819 ap->mAudioTrack->flush(); 1820 } 1821 break; 1822 default: 1823 result = SL_RESULT_INTERNAL_ERROR; 1824 break; 1825 } 1826 1827 return result; 1828} 1829 1830 1831//----------------------------------------------------------------------------- 1832void android_audioPlayer_androidBufferQueue_registerCallback_l(CAudioPlayer *ap) { 1833 if ((ap->mAndroidObjType == AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE) && (ap->mAPlayer != 0)) { 1834 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 1835 splr->registerQueueCallback( 1836 (const void*)ap, true /*userIsAudioPlayer*/, 1837 ap->mAndroidBufferQueue.mContext, 1838 (const void*)&(ap->mAndroidBufferQueue.mItf)); 1839 } 1840} 1841 1842//----------------------------------------------------------------------------- 1843void android_audioPlayer_androidBufferQueue_clear_l(CAudioPlayer *ap) { 1844 if ((ap->mAndroidObjType == AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE) && (ap->mAPlayer != 0)) { 1845 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 1846 splr->appClear_l(); 1847 } 1848} 1849 1850void android_audioPlayer_androidBufferQueue_onRefilled_l(CAudioPlayer *ap) { 1851 if ((ap->mAndroidObjType == AUDIOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE) && (ap->mAPlayer != 0)) { 1852 android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(ap->mAPlayer.get()); 1853 splr->queueRefilled_l(); 1854 } 1855} 1856