/**
* Returns whether a block of memory starts and ends on AAC ADTS frame boundaries
* @param data pointer to the compressed audio data
* @param size the size in bytes of the data block to validate
* @return SL_RESULT_SUCCESS if there is AAC ADTS data, and it starts and ends on frame boundaries,
* or an appropriate error code otherwise:
* SL_RESULT_PARAMETER_INVALID if not possible to attempt validation of even one frame
* SL_RESULT_CONTENT_CORRUPTED if the frame contents are otherwise invalid
*/
SLresult AacBqToPcmCbRenderer::validateBufferStartEndOnFrameBoundaries(void* data, size_t size)
{
off64_t offset = 0;
size_t frameSize = 0;
if ((NULL == data) || (size == 0)) {
SL_LOGE("No ADTS to validate");
return SL_RESULT_PARAMETER_INVALID;
}
while (offset < (off64_t) size) {
if ((frameSize = getAdtsFrameSize((uint8_t *)data, offset, size)) == 0) {
SL_LOGE("found ADTS frame of size 0 at offset %lld", (long long) offset);
return SL_RESULT_CONTENT_CORRUPTED;
}
//SL_LOGV("last good offset %llu", offset);
offset += frameSize;
if (offset > (off64_t) size) {
SL_LOGE("found incomplete ADTS frame at end of data");
return SL_RESULT_CONTENT_CORRUPTED;
}
}
if (offset != (off64_t) size) {
SL_LOGE("ADTS parsing error: reached end of incomplete frame");
}
assert(offset == (off64_t) size);
return SL_RESULT_SUCCESS;
}
//-----------------------------------------------------------------------------
SLresult android_audioRecorder_setConfig(CAudioRecorder* ar, const SLchar *configKey,
const void *pConfigValue, SLuint32 valueSize) {
SLresult result;
assert(NULL != ar && NULL != configKey && NULL != pConfigValue);
if (strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_RECORDING_PRESET) == 0) {
// recording preset
if (KEY_RECORDING_PRESET_PARAMSIZE > valueSize) {
SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW);
result = SL_RESULT_BUFFER_INSUFFICIENT;
} else {
result = audioRecorder_setPreset(ar, *(SLuint32*)pConfigValue);
}
} else if (strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_PERFORMANCE_MODE) == 0) {
// performance mode
if (KEY_PERFORMANCE_MODE_PARAMSIZE > valueSize) {
SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW);
result = SL_RESULT_BUFFER_INSUFFICIENT;
} else {
result = audioRecorder_setPerformanceMode(ar, *(SLuint32*)pConfigValue);
}
} else {
SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY);
result = SL_RESULT_PARAMETER_INVALID;
}
return result;
}
SLresult audioRecorder_setPreset(CAudioRecorder* ar, SLuint32 recordPreset) {
SLresult result = SL_RESULT_SUCCESS;
audio_source_t newRecordSource = AUDIO_SOURCE_DEFAULT;
switch (recordPreset) {
case SL_ANDROID_RECORDING_PRESET_GENERIC:
newRecordSource = AUDIO_SOURCE_DEFAULT;
break;
case SL_ANDROID_RECORDING_PRESET_CAMCORDER:
newRecordSource = AUDIO_SOURCE_CAMCORDER;
break;
case SL_ANDROID_RECORDING_PRESET_VOICE_RECOGNITION:
newRecordSource = AUDIO_SOURCE_VOICE_RECOGNITION;
break;
case SL_ANDROID_RECORDING_PRESET_VOICE_COMMUNICATION:
newRecordSource = AUDIO_SOURCE_VOICE_COMMUNICATION;
break;
case SL_ANDROID_RECORDING_PRESET_NONE:
// it is an error to set preset "none"
default:
SL_LOGE(ERROR_RECORDERPRESET_SET_UNKNOWN_PRESET);
result = SL_RESULT_PARAMETER_INVALID;
}
// recording preset needs to be set before the object is realized
// (ap->mAudioRecord is supposed to be 0 until then)
if (SL_OBJECT_STATE_UNREALIZED != ar->mObject.mState) {
SL_LOGE(ERROR_RECORDERPRESET_REALIZED);
result = SL_RESULT_PRECONDITIONS_VIOLATED;
} else {
ar->mRecordSource = newRecordSource;
}
return result;
}
//-----------------------------------------------------------------------------
SLresult audioRecorder_setPerformanceMode(CAudioRecorder* ar, SLuint32 mode) {
SLresult result = SL_RESULT_SUCCESS;
SL_LOGV("performance mode set to %d", mode);
SLuint32 perfMode = ANDROID_PERFORMANCE_MODE_DEFAULT;
switch (mode) {
case SL_ANDROID_PERFORMANCE_LATENCY:
perfMode = ANDROID_PERFORMANCE_MODE_LATENCY;
break;
case SL_ANDROID_PERFORMANCE_LATENCY_EFFECTS:
perfMode = ANDROID_PERFORMANCE_MODE_LATENCY_EFFECTS;
break;
case SL_ANDROID_PERFORMANCE_NONE:
perfMode = ANDROID_PERFORMANCE_MODE_NONE;
break;
case SL_ANDROID_PERFORMANCE_POWER_SAVING:
perfMode = ANDROID_PERFORMANCE_MODE_POWER_SAVING;
break;
default:
SL_LOGE(ERROR_CONFIG_PERF_MODE_UNKNOWN);
result = SL_RESULT_PARAMETER_INVALID;
break;
}
// performance mode needs to be set before the object is realized
// (ar->mAudioRecord is supposed to be NULL until then)
if (SL_OBJECT_STATE_UNREALIZED != ar->mObject.mState) {
SL_LOGE(ERROR_CONFIG_PERF_MODE_REALIZED);
result = SL_RESULT_PRECONDITIONS_VIOLATED;
} else {
ar->mPerformanceMode = perfMode;
}
return result;
}
//-----------------------------------------------------------------------------
SLresult android_audioRecorder_getConfig(CAudioRecorder* ar, const SLchar *configKey,
SLuint32* pValueSize, void *pConfigValue) {
SLresult result;
assert(NULL != ar && NULL != configKey && NULL != pValueSize);
if (strcmp((const char*)configKey, (const char*)SL_ANDROID_KEY_RECORDING_PRESET) == 0) {
// recording preset
if (NULL == pConfigValue) {
result = SL_RESULT_SUCCESS;
} else if (KEY_RECORDING_PRESET_PARAMSIZE > *pValueSize) {
SL_LOGE(ERROR_CONFIG_VALUESIZE_TOO_LOW);
result = SL_RESULT_BUFFER_INSUFFICIENT;
} else {
result = audioRecorder_getPreset(ar, (SLuint32*)pConfigValue);
}
*pValueSize = KEY_RECORDING_PRESET_PARAMSIZE;
} else {
SL_LOGE(ERROR_CONFIG_UNKNOWN_KEY);
result = SL_RESULT_PARAMETER_INVALID;
}
return result;
}
void CEngine_Destroy(void *self)
{
CEngine *thiz = (CEngine *) self;
// Verify that there are no extant objects
unsigned instanceCount = thiz->mEngine.mInstanceCount;
unsigned instanceMask = thiz->mEngine.mInstanceMask;
if ((0 < instanceCount) || (0 != instanceMask)) {
SL_LOGE("Object::Destroy(%p) for engine ignored; %u total active objects",
thiz, instanceCount);
while (0 != instanceMask) {
unsigned i = ctz(instanceMask);
assert(MAX_INSTANCE > i);
SL_LOGE("Object::Destroy(%p) for engine ignored; active object ID %u at %p",
thiz, i + 1, thiz->mEngine.mInstances[i]);
instanceMask &= ~(1 << i);
}
}
// If engine was created but not realized, there will be no sync thread yet
pthread_t zero;
memset(&zero, 0, sizeof(pthread_t));
if (0 != memcmp(&zero, &thiz->mSyncThread, sizeof(pthread_t))) {
// Announce to the sync thread that engine is shutting down; it polls so should see it soon
thiz->mEngine.mShutdown = SL_BOOLEAN_TRUE;
// Wait for the sync thread to acknowledge the shutdown
while (!thiz->mEngine.mShutdownAck) {
object_cond_wait(&thiz->mObject);
}
// The sync thread should have exited by now, so collect it by joining
(void) pthread_join(thiz->mSyncThread, (void **) NULL);
}
// Shutdown the thread pool used for asynchronous operations (there should not be any)
ThreadPool_deinit(&thiz->mThreadPool);
#if defined(ANDROID)
// free equalizer preset names
if (NULL != thiz->mEqPresetNames) {
for (unsigned i = 0; i < thiz->mEqNumPresets; ++i) {
if (NULL != thiz->mEqPresetNames[i]) {
delete[] thiz->mEqPresetNames[i];
thiz->mEqPresetNames[i] = NULL;
}
}
delete[] thiz->mEqPresetNames;
thiz->mEqPresetNames = NULL;
}
thiz->mEqNumPresets = 0;
#endif
#ifdef USE_SDL
SDL_close();
#endif
}
//-----------------------------------------------------------------------------
XAresult android_Player_checkSourceSink(CMediaPlayer *mp) {
XAresult result = XA_RESULT_SUCCESS;
const SLDataSource *pSrc = &mp->mDataSource.u.mSource;
const SLDataSink *pAudioSnk = &mp->mAudioSink.u.mSink;
// format check:
const SLuint32 sourceLocatorType = *(SLuint32 *)pSrc->pLocator;
const SLuint32 sourceFormatType = *(SLuint32 *)pSrc->pFormat;
const SLuint32 audioSinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator;
//const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSnk->pFormat;
// Source check
switch(sourceLocatorType) {
case XA_DATALOCATOR_ANDROIDBUFFERQUEUE: {
switch (sourceFormatType) {
case XA_DATAFORMAT_MIME: {
SLDataFormat_MIME *df_mime = (SLDataFormat_MIME *) pSrc->pFormat;
if (SL_CONTAINERTYPE_MPEG_TS != df_mime->containerType) {
SL_LOGE("Cannot create player with XA_DATALOCATOR_ANDROIDBUFFERQUEUE data source "
"that is not fed MPEG-2 TS data");
return SL_RESULT_CONTENT_UNSUPPORTED;
}
} break;
default:
SL_LOGE("Cannot create player with XA_DATALOCATOR_ANDROIDBUFFERQUEUE data source "
"without SL_DATAFORMAT_MIME format");
return XA_RESULT_CONTENT_UNSUPPORTED;
}
} break;
case XA_DATALOCATOR_URI: // intended fall-through
case XA_DATALOCATOR_ANDROIDFD:
break;
default:
SL_LOGE("Cannot create media player with data locator type 0x%x",
(unsigned) sourceLocatorType);
return SL_RESULT_PARAMETER_INVALID;
}// switch (locatorType)
// Audio sink check: only playback is supported here
switch(audioSinkLocatorType) {
case XA_DATALOCATOR_OUTPUTMIX:
break;
default:
SL_LOGE("Cannot create media player with audio sink data locator of type 0x%x",
(unsigned) audioSinkLocatorType);
return XA_RESULT_PARAMETER_INVALID;
}// switch (locaaudioSinkLocatorTypeorType)
return result;
}
/**
* pre-condition: gp != 0
*/
XAresult android_Player_setPlayState(const android::sp<android::GenericPlayer> &gp,
SLuint32 playState,
AndroidObjectState* pObjState)
{
XAresult result = XA_RESULT_SUCCESS;
AndroidObjectState objState = *pObjState;
switch (playState) {
case SL_PLAYSTATE_STOPPED: {
SL_LOGV("setting AVPlayer to SL_PLAYSTATE_STOPPED");
gp->stop();
}
break;
case SL_PLAYSTATE_PAUSED: {
SL_LOGV("setting AVPlayer to SL_PLAYSTATE_PAUSED");
switch(objState) {
case ANDROID_UNINITIALIZED:
*pObjState = ANDROID_PREPARING;
gp->prepare();
break;
case ANDROID_PREPARING:
break;
case ANDROID_READY:
gp->pause();
break;
default:
SL_LOGE("Android object in invalid state");
break;
}
}
break;
case SL_PLAYSTATE_PLAYING: {
SL_LOGV("setting AVPlayer to SL_PLAYSTATE_PLAYING");
switch(objState) {
case ANDROID_UNINITIALIZED:
*pObjState = ANDROID_PREPARING;
gp->prepare();
// intended fall through
case ANDROID_PREPARING:
// intended fall through
case ANDROID_READY:
gp->play();
break;
default:
SL_LOGE("Android object in invalid state");
break;
}
}
break;
default:
// checked by caller, should not happen
break;
}
return result;
}
static SLresult IAndroidBufferQueue_Enqueue(SLAndroidBufferQueueItf self,
void *pBufferContext,
void *pData,
SLuint32 dataLength,
const SLAndroidBufferItem *pItems,
SLuint32 itemsLength)
{
SL_ENTER_INTERFACE
SL_LOGD("IAndroidBufferQueue_Enqueue pData=%p dataLength=%d", pData, dataLength);
if ((dataLength > 0) && (NULL == pData)) {
SL_LOGE("Enqueue failure: non-zero data length %u but NULL data pointer", dataLength);
result = SL_RESULT_PARAMETER_INVALID;
} else if ((itemsLength > 0) && (NULL == pItems)) {
SL_LOGE("Enqueue failure: non-zero items length %u but NULL items pointer", itemsLength);
result = SL_RESULT_PARAMETER_INVALID;
} else if ((0 == dataLength) && (0 == itemsLength)) {
// no data and no msg
SL_LOGE("Enqueue failure: trying to enqueue buffer with no data and no items.");
result = SL_RESULT_PARAMETER_INVALID;
// Note that a non-NULL data pointer with zero data length is allowed.
// We track that data pointer as it moves through the queue
// to assist the application in accounting for data buffers.
// A non-NULL items pointer with zero items length is also allowed, but has no value.
} else {
IAndroidBufferQueue *thiz = (IAndroidBufferQueue *) self;
// buffer size check, can be done outside of lock because buffer type can't change
switch (thiz->mBufferType) {
case kAndroidBufferTypeMpeg2Ts:
if (dataLength % MPEG2_TS_BLOCK_SIZE == 0) {
break;
}
SL_LOGE("Error enqueueing MPEG-2 TS data: size must be a multiple of %d (block size)",
MPEG2_TS_BLOCK_SIZE);
result = SL_RESULT_PARAMETER_INVALID;
SL_LEAVE_INTERFACE
break;
case kAndroidBufferTypeAacadts:
// non-zero dataLength is permitted in case of EOS command only
if (dataLength > 0) {
result = android::AacBqToPcmCbRenderer::validateBufferStartEndOnFrameBoundaries(
pData, dataLength);
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("Error enqueueing ADTS data: data must start and end on frame "
"boundaries");
SL_LEAVE_INTERFACE
}
}
break;
case kAndroidBufferTypeInvalid:
default:
result = SL_RESULT_PARAMETER_INVALID;
SL_LEAVE_INTERFACE
}
//-----------------------------------------------------------------------------
SLresult android_audioRecorder_realize(CAudioRecorder* ar, SLboolean async) {
SL_LOGV("android_audioRecorder_realize(%p) entering", ar);
SLresult result = SL_RESULT_SUCCESS;
// initialize platform-independent CAudioRecorder fields
if (SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE != ar->mDataSink.mLocator.mLocatorType) {
SL_LOGE(ERROR_RECORDER_SINK_MUST_BE_ANDROIDSIMPLEBUFFERQUEUE);
return SL_RESULT_CONTENT_UNSUPPORTED;
}
// the following platform-independent fields have been initialized in CreateAudioRecorder()
// ar->mNumChannels
// ar->mSampleRateMilliHz
SL_LOGV("new AudioRecord %u channels, %u mHz", ar->mNumChannels, ar->mSampleRateMilliHz);
// currently nothing analogous to canUseFastTrack() for recording
audio_input_flags_t policy = AUDIO_INPUT_FLAG_FAST;
// initialize platform-specific CAudioRecorder fields
ar->mAudioRecord = new android::AudioRecord();
ar->mAudioRecord->set(ar->mRecordSource, // source
sles_to_android_sampleRate(ar->mSampleRateMilliHz), // sample rate in Hertz
AUDIO_FORMAT_PCM_16_BIT, //FIXME use format from buffer queue sink
sles_to_android_channelMaskIn(ar->mNumChannels, 0 /*no channel mask*/),
// channel config
0, //frameCount min
audioRecorder_callback,// callback_t
(void*)ar, // user, callback data, here the AudioRecorder
0, // notificationFrames
false, // threadCanCallJava, note: this will prevent direct Java
// callbacks, but we don't want them in the recording loop
0, // session ID
android::AudioRecord::TRANSFER_CALLBACK,
// transfer type
policy); // audio_input_flags_t
if (android::NO_ERROR != ar->mAudioRecord->initCheck()) {
SL_LOGE("android_audioRecorder_realize(%p) error creating AudioRecord object", ar);
result = SL_RESULT_CONTENT_UNSUPPORTED;
}
#ifdef MONITOR_RECORDING
gMonitorFp = fopen(MONITOR_TARGET, "w");
if (NULL == gMonitorFp) { SL_LOGE("error opening %s", MONITOR_TARGET); }
else { SL_LOGE("recording to %s", MONITOR_TARGET); } // SL_LOGE so it's always displayed
#endif
return result;
}
//-----------------------------------------------------------------------------
SLresult android_audioRecorder_checkSourceSinkSupport(CAudioRecorder* ar) {
const SLDataSource *pAudioSrc = &ar->mDataSource.u.mSource;
const SLDataSink *pAudioSnk = &ar->mDataSink.u.mSink;
// Sink check:
// only buffer queue sinks are supported, regardless of the data source
if (SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE != *(SLuint32 *)pAudioSnk->pLocator) {
SL_LOGE(ERROR_RECORDER_SINK_MUST_BE_ANDROIDSIMPLEBUFFERQUEUE);
return SL_RESULT_PARAMETER_INVALID;
} else {
// only PCM buffer queues are supported
SLuint32 formatType = *(SLuint32 *)pAudioSnk->pFormat;
if (SL_DATAFORMAT_PCM == formatType) {
SLDataFormat_PCM *df_pcm = (SLDataFormat_PCM *)ar->mDataSink.u.mSink.pFormat;
ar->mSampleRateMilliHz = df_pcm->samplesPerSec;
ar->mNumChannels = df_pcm->numChannels;
SL_LOGV("AudioRecorder requested sample rate = %u mHz, %u channel(s)",
ar->mSampleRateMilliHz, ar->mNumChannels);
}
else {
SL_LOGE(ERROR_RECORDER_SINK_FORMAT_MUST_BE_PCM);
return SL_RESULT_PARAMETER_INVALID;
}
}
// Source check:
// only input device sources are supported
// check it's an IO device
if (SL_DATALOCATOR_IODEVICE != *(SLuint32 *)pAudioSrc->pLocator) {
SL_LOGE(ERROR_RECORDER_SOURCE_MUST_BE_IODEVICE);
return SL_RESULT_PARAMETER_INVALID;
} else {
// check it's an input device
SLDataLocator_IODevice *dl_iod = (SLDataLocator_IODevice *) pAudioSrc->pLocator;
if (SL_IODEVICE_AUDIOINPUT != dl_iod->deviceType) {
SL_LOGE(ERROR_RECORDER_IODEVICE_MUST_BE_AUDIOINPUT);
return SL_RESULT_PARAMETER_INVALID;
}
// check it's the default input device, others aren't supported here
if (SL_DEFAULTDEVICEID_AUDIOINPUT != dl_iod->deviceID) {
SL_LOGE(ERROR_RECORDER_INPUT_ID_MUST_BE_DEFAULT);
return SL_RESULT_PARAMETER_INVALID;
}
}
return SL_RESULT_SUCCESS;
}
//-----------------------------------------------------------------------------
SLresult android_genericFx_queryNumEffects(SLuint32 *pNumSupportedAudioEffects) {
if (NULL == pNumSupportedAudioEffects) {
return SL_RESULT_PARAMETER_INVALID;
}
android::status_t status =
android::AudioEffect::queryNumberEffects((uint32_t*)pNumSupportedAudioEffects);
SLresult result = SL_RESULT_SUCCESS;
switch (status) {
case android::NO_ERROR:
result = SL_RESULT_SUCCESS;
break;
case android::PERMISSION_DENIED:
result = SL_RESULT_PERMISSION_DENIED;
break;
case android::NO_INIT:
result = SL_RESULT_RESOURCE_ERROR;
break;
case android::BAD_VALUE:
result = SL_RESULT_PARAMETER_INVALID;
break;
default:
result = SL_RESULT_INTERNAL_ERROR;
SL_LOGE("received invalid status %d from AudioEffect::queryNumberEffects()", status);
break;
}
return result;
}
//-----------------------------------------------------------------------------
SLresult android_genericFx_createEffect(IAndroidEffect* iae, SLInterfaceID pUuid,
audio_session_t sessionId)
{
SLresult result = SL_RESULT_SUCCESS;
// does this effect already exist?
if (0 <= iae->mEffects->indexOfKey(KEY_FROM_GUID(pUuid))) {
return result;
}
// create new effect
android::sp<android::AudioEffect> pFx = new android::AudioEffect(
NULL, // not using type to create effect
android::String16(),
(const effect_uuid_t*)pUuid,
0,// priority
0,// effect callback
0,// callback data
sessionId,
0 );// output
// verify effect was successfully created before storing it
android::status_t status = pFx->initCheck();
if (android::NO_ERROR != status) {
SL_LOGE("AudioEffect initCheck() returned %d, effect will not be stored", status);
result = SL_RESULT_RESOURCE_ERROR;
} else {
SL_LOGV("AudioEffect successfully created on session %d", sessionId);
iae->mEffects->add(KEY_FROM_GUID(pUuid), pFx);
}
return result;
}
static
uint32_t eq_valueSize(int32_t param) {
uint32_t size;
switch (param) {
case EQ_PARAM_NUM_BANDS:
case EQ_PARAM_CUR_PRESET:
case EQ_PARAM_GET_NUM_OF_PRESETS:
case EQ_PARAM_BAND_LEVEL:
case EQ_PARAM_GET_BAND:
size = sizeof(int16_t);
break;
case EQ_PARAM_LEVEL_RANGE:
size = 2 * sizeof(int16_t);
break;
case EQ_PARAM_CENTER_FREQ:
size = sizeof(int32_t);
break;
case EQ_PARAM_BAND_FREQ_RANGE:
size = 2 * sizeof(int32_t);
break;
case EQ_PARAM_GET_PRESET_NAME:
size = EFFECT_STRING_LEN_MAX;
break;
default:
size = sizeof(int32_t);
SL_LOGE("Trying to access an unknown EQ parameter %d", param);
break;
}
return size;
}
bool COutputMix_PreDestroy(void *self)
{
// Ignore destroy requests if there are any players attached to this output mix
COutputMix *outputMix = (COutputMix *) self;
// See design document for explanation
if (0 == outputMix->mObject.mStrongRefCount) {
#ifdef USE_OUTPUTMIXEXT
// We only support a single active output mix per engine, so check if this is the active mix
IEngine *thisEngine = outputMix->mObject.mEngine;
interface_lock_exclusive(thisEngine);
bool thisIsTheActiveOutputMix = false;
if (outputMix == thisEngine->mOutputMix) {
thisIsTheActiveOutputMix = true;
}
interface_unlock_exclusive(thisEngine);
if (thisIsTheActiveOutputMix) {
// Tell the asynchronous mixer callback that we want to destroy the output mix
outputMix->mOutputMixExt.mDestroyRequested = true;
while (outputMix->mOutputMixExt.mDestroyRequested) {
object_cond_wait(&outputMix->mObject);
}
#ifdef USE_SDL
// Mixer callback has acknowledged our request and unlinked output mix from engine.
// Disable SDL_callback from being called periodically by SDL's internal thread.
SDL_PauseAudio(1);
#endif
}
#endif
return true;
}
SL_LOGE("Object::Destroy(%p) for OutputMix ignored; %u players attached", outputMix,
outputMix->mObject.mStrongRefCount);
return false;
}
//-----------------------------------------------------------------------------
SLresult android_genericFx_queryEffect(SLuint32 index, effect_descriptor_t* pDescriptor) {
if (NULL == pDescriptor) {
return SL_RESULT_PARAMETER_INVALID;
}
android::status_t status =
android::AudioEffect::queryEffect(index, pDescriptor);
SLresult result = SL_RESULT_SUCCESS;
if (android::NO_ERROR != status) {
switch (status) {
case android::PERMISSION_DENIED:
result = SL_RESULT_PERMISSION_DENIED;
break;
case android::NO_INIT:
case android::INVALID_OPERATION:
result = SL_RESULT_RESOURCE_ERROR;
break;
case android::BAD_VALUE:
result = SL_RESULT_PARAMETER_INVALID;
break;
default:
result = SL_RESULT_INTERNAL_ERROR;
SL_LOGE("received invalid status %d from AudioEffect::queryNumberEffects()", status);
break;
}
// an error occurred, reset the effect descriptor
memset(pDescriptor, 0, sizeof(effect_descriptor_t));
}
return result;
}
//-----------------------------------------------------------------------------
static
uint32_t eq_paramSize(int32_t param) {
uint32_t size;
switch (param) {
case EQ_PARAM_NUM_BANDS:
case EQ_PARAM_LEVEL_RANGE:
case EQ_PARAM_CUR_PRESET:
case EQ_PARAM_GET_NUM_OF_PRESETS:
size = sizeof(int32_t);
break;
case EQ_PARAM_BAND_LEVEL:
case EQ_PARAM_CENTER_FREQ:
case EQ_PARAM_BAND_FREQ_RANGE:
case EQ_PARAM_GET_BAND:
case EQ_PARAM_GET_PRESET_NAME:
size = 2 * sizeof(int32_t);
break;
default:
size = 2 * sizeof(int32_t);
SL_LOGE("Trying to use an unknown EQ parameter %d", param);
break;
}
return size;
}
CallbackProtector::~CallbackProtector() {
Mutex::Autolock _l(mLock);
if (mCbCount) {
SL_LOGE("Callback protector detected an active callback after destroy");
}
}
/**
* returns the size in bytes of the value of each environmental reverb parameter
*/
static
uint32_t erev_valueSize(int32_t param) {
uint32_t size;
switch (param) {
case REVERB_PARAM_ROOM_LEVEL:
case REVERB_PARAM_ROOM_HF_LEVEL:
case REVERB_PARAM_REFLECTIONS_LEVEL:
case REVERB_PARAM_REVERB_LEVEL:
size = sizeof(int16_t); // millibel
break;
case REVERB_PARAM_DECAY_TIME:
case REVERB_PARAM_REFLECTIONS_DELAY:
case REVERB_PARAM_REVERB_DELAY:
size = sizeof(uint32_t); // milliseconds
break;
case REVERB_PARAM_DECAY_HF_RATIO:
case REVERB_PARAM_DIFFUSION:
case REVERB_PARAM_DENSITY:
size = sizeof(int16_t); // permille
break;
case REVERB_PARAM_PROPERTIES:
size = sizeof(s_reverb_settings); // struct of all reverb properties
break;
default:
size = sizeof(int32_t);
SL_LOGE("Trying to access an unknown Environmental Reverb parameter %d", param);
break;
}
return size;
}
// static
bool CallbackProtector::enterCbIfOk(const sp<CallbackProtector> &protector) {
if (protector != 0) {
return protector->enterCb();
} else {
SL_LOGE("Callback protector is missing");
return false;
}
}
//-----------------------------------------------------------------------------
void android_ns_init(audio_session_t sessionId, IAndroidNoiseSuppression* ins) {
SL_LOGV("android_ns_init on session %d", sessionId);
if (!android_fx_initEffectObj(sessionId, ins->mNSEffect,
&ins->mNSDescriptor.type)) {
SL_LOGE("NS effect initialization failed");
return;
}
}
//-----------------------------------------------------------------------------
void android_agc_init(audio_session_t sessionId, IAndroidAutomaticGainControl* iagc) {
SL_LOGV("android_agc_init on session %d", sessionId);
if (!android_fx_initEffectObj(sessionId, iagc->mAGCEffect,
&iagc->mAGCDescriptor.type)) {
SL_LOGE("AGC effect initialization failed");
return;
}
}
//-----------------------------------------------------------------------------
void android_aec_init(audio_session_t sessionId, IAndroidAcousticEchoCancellation* iaec) {
SL_LOGV("android_aec_init on session %d", sessionId);
if (!android_fx_initEffectObj(sessionId, iaec->mAECEffect,
&iaec->mAECDescriptor.type)) {
SL_LOGE("AEC effect initialization failed");
return;
}
}
__attribute__((destructor)) static void onDlClose(void)
{
// a memory barrier would be sufficient, but the mutex is easier
(void) pthread_mutex_lock(&theOneTrueMutex);
if ((NULL != theOneTrueEngine) || (0 < theOneTrueRefCount)) {
SL_LOGE("Object::Destroy omitted for engine %p", theOneTrueEngine);
}
(void) pthread_mutex_unlock(&theOneTrueMutex);
}
//--------------------------------------------------
// Event handlers
void StreamPlayer::onPrepare() {
SL_LOGD("StreamPlayer::onPrepare()");
sp<IMediaPlayerService> mediaPlayerService(getMediaPlayerService());
if (mediaPlayerService != NULL) {
mPlayer = mediaPlayerService->create(getpid(), mPlayerClient /*IMediaPlayerClient*/,
mPlaybackParams.sessionId);
if (mPlayer == NULL) {
SL_LOGE("media player service failed to create player by app proxy");
} else if (mPlayer->setDataSource(mAppProxy /*IStreamSource*/) != NO_ERROR) {
SL_LOGE("setDataSource failed");
mPlayer.clear();
}
}
if (mPlayer == NULL) {
mStateFlags |= kFlagPreparedUnsuccessfully;
}
GenericMediaPlayer::onPrepare();
SL_LOGD("StreamPlayer::onPrepare() done");
}
/*
* pre-conditions:
* mp != NULL
* mp->mAVPlayer != 0 (player is realized)
* nativeWindow can be NULL, but if NULL it is treated as an error
*/
SLresult android_Player_setNativeWindow(CMediaPlayer *mp, ANativeWindow *nativeWindow)
{
assert(mp != NULL);
assert(mp->mAVPlayer != 0);
if (nativeWindow == NULL) {
SL_LOGE("ANativeWindow is NULL");
return SL_RESULT_PARAMETER_INVALID;
}
SLresult result;
int err;
int value;
// this could crash if app passes in a bad parameter, but that's OK
err = (*nativeWindow->query)(nativeWindow, NATIVE_WINDOW_CONCRETE_TYPE, &value);
if (0 != err) {
SL_LOGE("Query NATIVE_WINDOW_CONCRETE_TYPE on ANativeWindow * %p failed; "
"errno %d", nativeWindow, err);
result = SL_RESULT_PARAMETER_INVALID;
} else {
switch (value) {
case NATIVE_WINDOW_SURFACE: { // Surface
SL_LOGV("Displaying on ANativeWindow of type NATIVE_WINDOW_SURFACE");
android::sp<android::Surface> surface(
static_cast<android::Surface *>(nativeWindow));
android::sp<android::IGraphicBufferProducer> nativeSurfaceTexture(
surface->getIGraphicBufferProducer());
mp->mAVPlayer->setVideoSurfaceTexture(nativeSurfaceTexture);
result = SL_RESULT_SUCCESS;
} break;
case NATIVE_WINDOW_FRAMEBUFFER: // FramebufferNativeWindow
// fall through
default:
SL_LOGE("ANativeWindow * %p has unknown or unsupported concrete type %d",
nativeWindow, value);
result = SL_RESULT_PARAMETER_INVALID;
break;
}
}
return result;
}
//-----------------------------------------------------------------------------
bool android_fx_initEffectDescriptor(const SLInterfaceID effectId,
effect_descriptor_t* fxDescrLoc) {
uint32_t numEffects = 0;
effect_descriptor_t descriptor;
bool foundEffect = false;
// any effects?
android::status_t res = android::AudioEffect::queryNumberEffects(&numEffects);
if (android::NO_ERROR != res) {
SL_LOGE("unable to find any effects.");
goto effectError;
}
// request effect in the effects?
for (uint32_t i=0 ; i < numEffects ; i++) {
res = android::AudioEffect::queryEffect(i, &descriptor);
if ((android::NO_ERROR == res) &&
(0 == memcmp(effectId, &descriptor.type, sizeof(effect_uuid_t)))) {
SL_LOGV("found effect %d %s", i, descriptor.name);
foundEffect = true;
break;
}
}
if (foundEffect) {
memcpy(fxDescrLoc, &descriptor, sizeof(effect_descriptor_t));
} else {
SL_LOGE("unable to find an implementation for the requested effect.");
goto effectError;
}
return true;
effectError:
// the requested effect wasn't found
memset(fxDescrLoc, 0, sizeof(effect_descriptor_t));
return false;
}
/**
* returns the size in bytes of the value of each noise suppression parameter
*/
uint32_t ns_valueSize(int32_t param) {
uint32_t size;
switch (param) {
case NS_PARAM_LEVEL:
size = sizeof(int32_t);
break;
default:
size = sizeof(int32_t);
SL_LOGE("Trying to access an unknown Noise suppression parameter %d", param);
break;
}
return size;
}
/**
* returns the size in bytes of the value of each acoustic echo cancellation parameter
*/
uint32_t aec_valueSize(int32_t param) {
uint32_t size;
switch (param) {
case AEC_PARAM_ECHO_DELAY:
size = sizeof(int32_t);
break;
default:
size = sizeof(int32_t);
SL_LOGE("Trying to access an unknown Acoustic Echo Cancellation parameter %d", param);
break;
}
return size;
}
SLresult AcquireStrongRef(IObject *object, SLuint32 expectedObjectID)
{
if (NULL == object) {
return SL_RESULT_PARAMETER_INVALID;
}
// NTH additional validity checks on address here
SLresult result;
object_lock_exclusive(object);
SLuint32 actualObjectID = IObjectToObjectID(object);
if (expectedObjectID != actualObjectID) {
SL_LOGE("object %p has object ID %u but expected %u", object, actualObjectID,
expectedObjectID);
result = SL_RESULT_PARAMETER_INVALID;
} else if (SL_OBJECT_STATE_REALIZED != object->mState) {
SL_LOGE("object %p with object ID %u is not realized", object, actualObjectID);
result = SL_RESULT_PRECONDITIONS_VIOLATED;
} else {
++object->mStrongRefCount;
result = SL_RESULT_SUCCESS;
}
object_unlock_exclusive(object);
return result;
}