| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| |
| #include "sles_allinclusive.h" |
| #include "math.h" |
| #include "utils/RefBase.h" |
| #include <audio_effects/effect_bassboost.h> |
| #include <audio_effects/effect_equalizer.h> |
| #include <audio_effects/effect_environmentalreverb.h> |
| #include <audio_effects/effect_presetreverb.h> |
| #include <audio_effects/effect_virtualizer.h> |
| |
| #include <system/audio.h> |
| |
| static const int EQUALIZER_PARAM_SIZE_MAX = sizeof(effect_param_t) + 2 * sizeof(int32_t) |
| + EFFECT_STRING_LEN_MAX; |
| |
| static const int BASSBOOST_PARAM_SIZE_MAX = sizeof(effect_param_t) + 2 * sizeof(int32_t); |
| |
| static const int VIRTUALIZER_PARAM_SIZE_MAX = sizeof(effect_param_t) + 2 * sizeof(int32_t); |
| |
| static const int ENVREVERB_PARAM_SIZE_MAX_SINGLE = sizeof(effect_param_t) + 2 * sizeof(int32_t); |
| |
| static const int ENVREVERB_PARAM_SIZE_MAX_ALL = sizeof(effect_param_t) + sizeof(int32_t) |
| + sizeof(s_reverb_settings); |
| |
| static const int PRESETREVERB_PARAM_SIZE_MAX = sizeof(effect_param_t) + 2 * sizeof(int32_t); |
| |
| static inline SLuint32 KEY_FROM_GUID(SLInterfaceID pUuid) { |
| return pUuid->time_low; |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| 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; |
| } |
| |
| 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; |
| } |
| |
| //----------------------------------------------------------------------------- |
| /** |
| * returns the size in bytes of the value of each bass boost parameter |
| */ |
| uint32_t bb_valueSize(int32_t param) { |
| uint32_t size; |
| |
| switch (param) { |
| case BASSBOOST_PARAM_STRENGTH_SUPPORTED: |
| size = sizeof(int32_t); |
| break; |
| case BASSBOOST_PARAM_STRENGTH: |
| size = sizeof(int16_t); |
| break; |
| default: |
| size = sizeof(int32_t); |
| SL_LOGE("Trying to access an unknown BassBoost parameter %d", param); |
| break; |
| } |
| |
| return size; |
| } |
| |
| //----------------------------------------------------------------------------- |
| /** |
| * returns the size in bytes of the value of each virtualizer parameter |
| */ |
| uint32_t virt_valueSize(int32_t param) { |
| uint32_t size; |
| |
| switch (param) { |
| case VIRTUALIZER_PARAM_STRENGTH_SUPPORTED: |
| size = sizeof(int32_t); |
| break; |
| case VIRTUALIZER_PARAM_STRENGTH: |
| size = sizeof(int16_t); |
| break; |
| default: |
| size = sizeof(int32_t); |
| SL_LOGE("Trying to access an unknown Virtualizer parameter %d", param); |
| break; |
| } |
| |
| return size; |
| } |
| |
| //----------------------------------------------------------------------------- |
| /** |
| * returns the size in bytes of the value of each environmental reverb parameter |
| */ |
| 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; |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_eq_getParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, int32_t param2, void *pValue) |
| { |
| android::status_t status; |
| uint32_t buf32[(EQUALIZER_PARAM_SIZE_MAX - 1) / sizeof(uint32_t) + 1]; |
| effect_param_t *p = (effect_param_t *)buf32; |
| |
| p->psize = eq_paramSize(param); |
| *(int32_t *)p->data = param; |
| if (p->psize == 2 * sizeof(int32_t)) { |
| *((int32_t *)p->data + 1) = param2; |
| } |
| p->vsize = eq_valueSize(param); |
| status = pFx->getParameter(p); |
| if (android::NO_ERROR == status) { |
| status = p->status; |
| if (android::NO_ERROR == status) { |
| memcpy(pValue, p->data + p->psize, p->vsize); |
| } |
| } |
| |
| return status; |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_eq_setParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, int32_t param2, void *pValue) |
| { |
| android::status_t status; |
| uint32_t buf32[(EQUALIZER_PARAM_SIZE_MAX - 1) / sizeof(uint32_t) + 1]; |
| effect_param_t *p = (effect_param_t *)buf32; |
| |
| p->psize = eq_paramSize(param); |
| *(int32_t *)p->data = param; |
| if (p->psize == 2 * sizeof(int32_t)) { |
| *((int32_t *)p->data + 1) = param2; |
| } |
| p->vsize = eq_valueSize(param); |
| memcpy(p->data + p->psize, pValue, p->vsize); |
| status = pFx->setParameter(p); |
| if (android::NO_ERROR == status) { |
| status = p->status; |
| } |
| |
| return status; |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_bb_setParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, void *pValue) { |
| |
| return android_fx_setParam(pFx, param, BASSBOOST_PARAM_SIZE_MAX, |
| pValue, bb_valueSize(param)); |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_bb_getParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, void *pValue) { |
| |
| return android_fx_getParam(pFx, param, BASSBOOST_PARAM_SIZE_MAX, |
| pValue, bb_valueSize(param)); |
| } |
| |
| //----------------------------------------------------------------------------- |
| void android_bb_init(int sessionId, IBassBoost* ibb) { |
| SL_LOGV("session %d", sessionId); |
| |
| if (!android_fx_initEffectObj(sessionId, ibb->mBassBoostEffect, |
| &ibb->mBassBoostDescriptor.type)) |
| { |
| SL_LOGE("BassBoost effect initialization failed"); |
| return; |
| } |
| |
| // initialize strength |
| int16_t strength; |
| if (android::NO_ERROR == android_bb_getParam(ibb->mBassBoostEffect, |
| BASSBOOST_PARAM_STRENGTH, &strength)) { |
| ibb->mStrength = (SLpermille) strength; |
| } |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| void android_eq_init(int sessionId, IEqualizer* ieq) { |
| SL_LOGV("android_eq_init on session %d", sessionId); |
| |
| if (!android_fx_initEffectObj(sessionId, ieq->mEqEffect, &ieq->mEqDescriptor.type)) { |
| SL_LOGE("Equalizer effect initialization failed"); |
| return; |
| } |
| |
| // initialize number of bands, band level range, and number of presets |
| uint16_t num = 0; |
| if (android::NO_ERROR == android_eq_getParam(ieq->mEqEffect, EQ_PARAM_NUM_BANDS, 0, &num)) { |
| ieq->mNumBands = num; |
| } |
| int16_t range[2] = {0, 0}; |
| if (android::NO_ERROR == android_eq_getParam(ieq->mEqEffect, EQ_PARAM_LEVEL_RANGE, 0, range)) { |
| ieq->mBandLevelRangeMin = range[0]; |
| ieq->mBandLevelRangeMax = range[1]; |
| } |
| |
| SL_LOGV(" EQ init: num bands = %u, band range=[%d %d]mB", num, range[0], range[1]); |
| |
| // FIXME don't store presets names, they can be queried each time they're needed |
| // initialize preset number and names, store in IEngine |
| uint16_t numPresets = 0; |
| if (android::NO_ERROR == android_eq_getParam(ieq->mEqEffect, |
| EQ_PARAM_GET_NUM_OF_PRESETS, 0, &numPresets)) { |
| ieq->mThis->mEngine->mEqNumPresets = numPresets; |
| ieq->mNumPresets = numPresets; |
| } |
| |
| object_lock_exclusive(&ieq->mThis->mEngine->mObject); |
| char name[EFFECT_STRING_LEN_MAX]; |
| if ((0 < numPresets) && (NULL == ieq->mThis->mEngine->mEqPresetNames)) { |
| ieq->mThis->mEngine->mEqPresetNames = (char **)new char *[numPresets]; |
| for(uint32_t i = 0 ; i < numPresets ; i++) { |
| if (android::NO_ERROR == android_eq_getParam(ieq->mEqEffect, |
| EQ_PARAM_GET_PRESET_NAME, i, name)) { |
| ieq->mThis->mEngine->mEqPresetNames[i] = new char[strlen(name) + 1]; |
| strcpy(ieq->mThis->mEngine->mEqPresetNames[i], name); |
| SL_LOGV(" EQ init: presets = %u is %s", i, ieq->mThis->mEngine->mEqPresetNames[i]); |
| } |
| } |
| } |
| object_unlock_exclusive(&ieq->mThis->mEngine->mObject); |
| |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| void android_virt_init(int sessionId, IVirtualizer* ivi) { |
| SL_LOGV("android_virt_init on session %d", sessionId); |
| |
| if (!android_fx_initEffectObj(sessionId, ivi->mVirtualizerEffect, |
| &ivi->mVirtualizerDescriptor.type)) { |
| SL_LOGE("Virtualizer effect initialization failed"); |
| return; |
| } |
| |
| // initialize strength |
| int16_t strength; |
| if (android::NO_ERROR == android_virt_getParam(ivi->mVirtualizerEffect, |
| VIRTUALIZER_PARAM_STRENGTH, &strength)) { |
| ivi->mStrength = (SLpermille) strength; |
| } |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_virt_setParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, void *pValue) { |
| |
| return android_fx_setParam(pFx, param, VIRTUALIZER_PARAM_SIZE_MAX, |
| pValue, virt_valueSize(param)); |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_virt_getParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, void *pValue) { |
| |
| return android_fx_getParam(pFx, param, VIRTUALIZER_PARAM_SIZE_MAX, |
| pValue, virt_valueSize(param)); |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| void android_prev_init(IPresetReverb* ipr) { |
| SL_LOGV("session is implicitly %d (aux effect)", AUDIO_SESSION_OUTPUT_MIX); |
| |
| if (!android_fx_initEffectObj(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/, |
| ipr->mPresetReverbEffect, &ipr->mPresetReverbDescriptor.type)) { |
| SL_LOGE("PresetReverb effect initialization failed"); |
| return; |
| } |
| |
| // initialize preset |
| uint16_t preset; |
| if (android::NO_ERROR == android_prev_getPreset(ipr->mPresetReverbEffect, &preset)) { |
| ipr->mPreset = preset; |
| // enable the effect if it has a preset loaded |
| ipr->mPresetReverbEffect->setEnabled(SL_REVERBPRESET_NONE != preset); |
| } |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_prev_setPreset(android::sp<android::AudioEffect> pFx, uint16_t preset) { |
| android::status_t status = android_fx_setParam(pFx, REVERB_PARAM_PRESET, |
| PRESETREVERB_PARAM_SIZE_MAX, &preset, sizeof(uint16_t)); |
| // enable the effect if the preset is different from SL_REVERBPRESET_NONE |
| pFx->setEnabled(SL_REVERBPRESET_NONE != preset); |
| return status; |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_prev_getPreset(android::sp<android::AudioEffect> pFx, uint16_t* preset) { |
| return android_fx_getParam(pFx, REVERB_PARAM_PRESET, PRESETREVERB_PARAM_SIZE_MAX, preset, |
| sizeof(uint16_t)); |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| void android_erev_init(IEnvironmentalReverb* ier) { |
| SL_LOGV("session is implicitly %d (aux effect)", AUDIO_SESSION_OUTPUT_MIX); |
| |
| if (!android_fx_initEffectObj(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/, |
| ier->mEnvironmentalReverbEffect, &ier->mEnvironmentalReverbDescriptor.type)) { |
| SL_LOGE("EnvironmentalReverb effect initialization failed"); |
| return; |
| } |
| |
| // enable env reverb: other SL ES effects have an explicit SetEnabled() function, and the |
| // preset reverb state depends on the selected preset. |
| ier->mEnvironmentalReverbEffect->setEnabled(true); |
| |
| // initialize reverb properties |
| SLEnvironmentalReverbSettings properties; |
| if (android::NO_ERROR == android_erev_getParam(ier->mEnvironmentalReverbEffect, |
| REVERB_PARAM_PROPERTIES, &properties)) { |
| ier->mProperties = properties; |
| } |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_erev_setParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, void *pValue) { |
| |
| // given the size difference between a single reverb property and the whole set of reverb |
| // properties, select which max size to pass to avoid allocating too much memory |
| if (param == REVERB_PARAM_PROPERTIES) { |
| return android_fx_setParam(pFx, param, ENVREVERB_PARAM_SIZE_MAX_ALL, |
| pValue, erev_valueSize(param)); |
| } else { |
| return android_fx_setParam(pFx, param, ENVREVERB_PARAM_SIZE_MAX_SINGLE, |
| pValue, erev_valueSize(param)); |
| } |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_erev_getParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, void *pValue) { |
| |
| // given the size difference between a single reverb property and the whole set of reverb |
| // properties, select which max size to pass to avoid allocating too much memory |
| if (param == REVERB_PARAM_PROPERTIES) { |
| return android_fx_getParam(pFx, param, ENVREVERB_PARAM_SIZE_MAX_ALL, |
| pValue, erev_valueSize(param)); |
| } else { |
| return android_fx_getParam(pFx, param, ENVREVERB_PARAM_SIZE_MAX_SINGLE, |
| pValue, erev_valueSize(param)); |
| } |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| /** |
| * pre-condition: |
| * ap != NULL |
| * for media players: |
| * ap->mAPlayer != 0 |
| * ap->mAudioTrack == 0 |
| * for buffer queue players: |
| * ap->mAPlayer == 0 |
| * ap->mAudioTrack != 0 is optional; if no track yet then the setting is deferred |
| */ |
| android::status_t android_fxSend_attach(CAudioPlayer* ap, bool attach, |
| android::sp<android::AudioEffect> pFx, SLmillibel sendLevel) { |
| |
| if (pFx == 0) { |
| return android::INVALID_OPERATION; |
| } |
| |
| // There are 3 cases: |
| // mAPlayer != 0 && mAudioTrack == 0 means playing decoded audio |
| // mAPlayer == 0 && mAudioTrack != 0 means playing PCM audio |
| // mAPlayer == 0 && mAudioTrack == 0 means player not fully configured yet |
| // The asserts document and verify this. |
| if (ap->mAPlayer != 0) { |
| assert(ap->mAudioTrack == 0); |
| if (attach) { |
| ap->mAPlayer->attachAuxEffect(pFx->id()); |
| ap->mAPlayer->setAuxEffectSendLevel( sles_to_android_amplification(sendLevel) ); |
| } else { |
| ap->mAPlayer->attachAuxEffect(0); |
| } |
| return android::NO_ERROR; |
| } |
| |
| if (ap->mAudioTrack == 0) { |
| // the player doesn't have an AudioTrack at the moment, so store this info to use it |
| // when the AudioTrack becomes available |
| if (attach) { |
| ap->mAuxEffect = pFx; |
| } else { |
| ap->mAuxEffect.clear(); |
| } |
| // we keep track of the send level, independently of the current audio player level |
| ap->mAuxSendLevel = sendLevel - ap->mVolume.mLevel; |
| return android::NO_ERROR; |
| } |
| |
| if (attach) { |
| android::status_t status = ap->mAudioTrack->attachAuxEffect(pFx->id()); |
| //SL_LOGV("attachAuxEffect(%d) returned %d", pFx->id(), status); |
| if (android::NO_ERROR == status) { |
| status = |
| ap->mAudioTrack->setAuxEffectSendLevel( sles_to_android_amplification(sendLevel) ); |
| } |
| return status; |
| } else { |
| return ap->mAudioTrack->attachAuxEffect(0); |
| } |
| } |
| |
| //----------------------------------------------------------------------------- |
| /** |
| * pre-condition: |
| * ap != NULL |
| * ap->mOutputMix != NULL |
| */ |
| SLresult android_fxSend_attachToAux(CAudioPlayer* ap, SLInterfaceID pUuid, SLboolean attach, |
| SLmillibel sendLevel) { |
| COutputMix *outputMix = CAudioPlayer_GetOutputMix(ap); |
| ssize_t index = outputMix->mAndroidEffect.mEffects->indexOfKey(KEY_FROM_GUID(pUuid)); |
| |
| if (0 > index) { |
| SL_LOGE("invalid effect ID: no such effect attached to the OutputMix"); |
| return SL_RESULT_PARAMETER_INVALID; |
| } |
| |
| android::AudioEffect* pFx = outputMix->mAndroidEffect.mEffects->valueAt(index); |
| if (NULL == pFx) { |
| return SL_RESULT_RESOURCE_ERROR; |
| } |
| if (android::NO_ERROR == android_fxSend_attach( ap, (bool) attach, pFx, sendLevel) ) { |
| return SL_RESULT_SUCCESS; |
| } else { |
| return SL_RESULT_RESOURCE_ERROR; |
| } |
| |
| } |
| |
| //----------------------------------------------------------------------------- |
| /** |
| * pre-condition: |
| * ap != NULL |
| * for media players: |
| * ap->mAPlayer != 0 |
| * ap->mAudioTrack == 0 |
| * for buffer queue players: |
| * ap->mAPlayer == 0 |
| * ap->mAudioTrack != 0 is optional; if no track yet then the setting is deferred |
| */ |
| android::status_t android_fxSend_setSendLevel(CAudioPlayer* ap, SLmillibel sendLevel) { |
| // we keep track of the send level, independently of the current audio player level |
| ap->mAuxSendLevel = sendLevel - ap->mVolume.mLevel; |
| |
| if (ap->mAPlayer != 0) { |
| assert(ap->mAudioTrack == 0); |
| ap->mAPlayer->setAuxEffectSendLevel( sles_to_android_amplification(sendLevel) ); |
| return android::NO_ERROR; |
| } |
| |
| if (ap->mAudioTrack == 0) { |
| return android::NO_ERROR; |
| } |
| |
| return ap->mAudioTrack->setAuxEffectSendLevel( sles_to_android_amplification(sendLevel) ); |
| } |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_fx_setParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, uint32_t paramSizeMax, void *pValue, uint32_t valueSize) |
| { |
| |
| android::status_t status; |
| uint32_t buf32[(paramSizeMax - 1) / sizeof(uint32_t) + 1]; |
| effect_param_t *p = (effect_param_t *)buf32; |
| |
| p->psize = sizeof(int32_t); |
| *(int32_t *)p->data = param; |
| p->vsize = valueSize; |
| memcpy(p->data + p->psize, pValue, p->vsize); |
| status = pFx->setParameter(p); |
| if (android::NO_ERROR == status) { |
| status = p->status; |
| } |
| return status; |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| android::status_t android_fx_getParam(android::sp<android::AudioEffect> pFx, |
| int32_t param, uint32_t paramSizeMax, void *pValue, uint32_t valueSize) |
| { |
| android::status_t status; |
| uint32_t buf32[(paramSizeMax - 1) / sizeof(uint32_t) + 1]; |
| effect_param_t *p = (effect_param_t *)buf32; |
| |
| p->psize = sizeof(int32_t); |
| *(int32_t *)p->data = param; |
| p->vsize = valueSize; |
| status = pFx->getParameter(p); |
| if (android::NO_ERROR == status) { |
| status = p->status; |
| if (android::NO_ERROR == status) { |
| memcpy(pValue, p->data + p->psize, p->vsize); |
| } |
| } |
| |
| return status; |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| SLresult android_fx_statusToResult(android::status_t status) { |
| |
| if ((android::INVALID_OPERATION == status) || (android::DEAD_OBJECT == status)) { |
| return SL_RESULT_CONTROL_LOST; |
| } else { |
| return SL_RESULT_SUCCESS; |
| } |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| bool android_fx_initEffectObj(int sessionId, android::sp<android::AudioEffect>& effect, |
| const effect_uuid_t *type) { |
| //SL_LOGV("android_fx_initEffectObj on session %d", sessionId); |
| |
| effect = new android::AudioEffect(type, EFFECT_UUID_NULL, |
| 0,// priority |
| 0,// effect callback |
| 0,// callback data |
| sessionId,// session ID |
| 0 );// output |
| |
| android::status_t status = effect->initCheck(); |
| if (android::NO_ERROR != status) { |
| effect.clear(); |
| SL_LOGE("Effect initCheck() returned %d", status); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| 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; |
| } |
| |
| //----------------------------------------------------------------------------- |
| 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_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; |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| SLresult android_genericFx_createEffect(IAndroidEffect* iae, SLInterfaceID pUuid, int 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::AudioEffect* pFx = new android::AudioEffect( |
| NULL, // not using type to create effect |
| (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); |
| delete pFx; |
| 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; |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| SLresult android_genericFx_releaseEffect(IAndroidEffect* iae, SLInterfaceID pUuid) { |
| |
| ssize_t index = iae->mEffects->indexOfKey(KEY_FROM_GUID(pUuid)); |
| |
| if (0 > index) { |
| return SL_RESULT_PARAMETER_INVALID; |
| } else { |
| android::AudioEffect* pFx = iae->mEffects->valueAt(index); |
| delete pFx; |
| iae->mEffects->removeItem(index); |
| return SL_RESULT_SUCCESS; |
| } |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| SLresult android_genericFx_setEnabled(IAndroidEffect* iae, SLInterfaceID pUuid, SLboolean enabled) { |
| |
| ssize_t index = iae->mEffects->indexOfKey(KEY_FROM_GUID(pUuid)); |
| |
| if (0 > index) { |
| return SL_RESULT_PARAMETER_INVALID; |
| } else { |
| android::AudioEffect* pFx = iae->mEffects->valueAt(index); |
| android::status_t status = pFx->setEnabled(SL_BOOLEAN_TRUE == enabled); |
| return android_fx_statusToResult(status); |
| } |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| SLresult android_genericFx_isEnabled(IAndroidEffect* iae, SLInterfaceID pUuid, SLboolean *pEnabled) |
| { |
| ssize_t index = iae->mEffects->indexOfKey(KEY_FROM_GUID(pUuid)); |
| |
| if (0 > index) { |
| return SL_RESULT_PARAMETER_INVALID; |
| } else { |
| android::AudioEffect* pFx = iae->mEffects->valueAt(index); |
| *pEnabled = (SLboolean) pFx->getEnabled(); |
| return SL_RESULT_SUCCESS; |
| } |
| } |
| |
| |
| //----------------------------------------------------------------------------- |
| SLresult android_genericFx_sendCommand(IAndroidEffect* iae, SLInterfaceID pUuid, |
| SLuint32 command, SLuint32 commandSize, void* pCommandData, |
| SLuint32 *replySize, void *pReplyData) { |
| |
| ssize_t index = iae->mEffects->indexOfKey(KEY_FROM_GUID(pUuid)); |
| |
| if (0 > index) { |
| return SL_RESULT_PARAMETER_INVALID; |
| } else { |
| android::AudioEffect* pFx = iae->mEffects->valueAt(index); |
| android::status_t status = pFx->command( |
| (uint32_t) command, |
| (uint32_t) commandSize, |
| pCommandData, |
| (uint32_t*)replySize, |
| pReplyData); |
| if (android::BAD_VALUE == status) { |
| return SL_RESULT_PARAMETER_INVALID; |
| } else { |
| return SL_RESULT_SUCCESS; |
| } |
| } |
| } |
| |
| //----------------------------------------------------------------------------- |
| /** |
| * returns true if the given effect id is present in the AndroidEffect interface |
| */ |
| bool android_genericFx_hasEffect(IAndroidEffect* iae, SLInterfaceID pUuid) { |
| return( 0 <= iae->mEffects->indexOfKey(KEY_FROM_GUID(pUuid))); |
| } |
