/* * 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. */ /************************************************************************************************** * Equalizer functions ****************************/ extern void android_eq_init(int sessionId, IEqualizer* ieq); extern android::status_t android_eq_setParam(android::sp<android::AudioEffect> pFx, int32_t param, int32_t param2, void *pValue); extern android::status_t android_eq_getParam(android::sp<android::AudioEffect> pFx, int32_t param, int32_t param2, void *pValue); /************************************************************************************************** * BassBoost functions ****************************/ extern void android_bb_init(int sessionId, IBassBoost* ibb); extern android::status_t android_bb_setParam(android::sp<android::AudioEffect> pFx, int32_t param, void *pValue); extern android::status_t android_bb_getParam(android::sp<android::AudioEffect> pFx, int32_t param, void *pValue); /************************************************************************************************** * Virtualizer functions ****************************/ extern void android_virt_init(int sessionId, IVirtualizer* ivi); extern android::status_t android_virt_setParam(android::sp<android::AudioEffect> pFx, int32_t param, void *pValue); extern android::status_t android_virt_getParam(android::sp<android::AudioEffect> pFx, int32_t param, void *pValue); /************************************************************************************************** * PresetReverb functions ****************************/ extern void android_prev_init(IPresetReverb* ipr); extern android::status_t android_prev_setPreset(android::sp<android::AudioEffect> pFx, uint16_t preset); extern android::status_t android_prev_getPreset(android::sp<android::AudioEffect> pFx, uint16_t* preset); /************************************************************************************************** * EnvironmentalReverb functions ****************************/ extern void android_erev_init(IEnvironmentalReverb* ier); extern android::status_t android_erev_setParam(android::sp<android::AudioEffect> pFx, int32_t param, void *pValue); extern android::status_t android_erev_getParam(android::sp<android::AudioEffect> pFx, int32_t param, void *pValue); /************************************************************************************************** * Generic Effect functions ****************************/ extern SLresult android_genericFx_queryNumEffects(SLuint32 *pNumSupportedAudioEffects); extern SLresult android_genericFx_queryEffect(SLuint32 index, effect_descriptor_t* pDescriptor); extern SLresult android_genericFx_createEffect(IAndroidEffect* iae, SLInterfaceID pUuid, int sessionId); extern SLresult android_genericFx_releaseEffect(IAndroidEffect* iae, SLInterfaceID pUuid); extern SLresult android_genericFx_setEnabled(IAndroidEffect* iae, SLInterfaceID pUuid, SLboolean enabled); extern SLresult android_genericFx_isEnabled(IAndroidEffect* iae, SLInterfaceID pUuid, SLboolean *pEnabled); extern SLresult android_genericFx_sendCommand(IAndroidEffect* iae, SLInterfaceID pUuid, SLuint32 command, SLuint32 commandSize, void* pCommandData, SLuint32 *replySize, void *pReplyData); extern bool android_genericFx_hasEffect(IAndroidEffect* iae, SLInterfaceID pUuid); /************************************************************************************************** * EffectSend functions ****************************/ /** * sendLevel is the total energy going to the send bus. This implies that the volume attenuation * should be combined with the send level for the aux level to follow volume changes. */ extern android::status_t android_fxSend_attach(CAudioPlayer* ap, bool attach, android::sp<android::AudioEffect> pFx, SLmillibel sendLevel); /** * sendLevel is the total energy going to the send bus. This implies that the volume attenuation * should be combined with the send level for the aux level to follow volume changes. */ extern SLresult android_fxSend_attachToAux(CAudioPlayer* ap, SLInterfaceID pUuid, SLboolean attach, SLmillibel sendLevel); /** * sendLevel is the total energy going to the send bus. This implies that the volume attenuation * should be combined with the send level for the aux level to follow volume changes. */ extern android::status_t android_fxSend_setSendLevel(CAudioPlayer* ap, SLmillibel sendLevel); /************************************************************************************************** * Effect-agnostic functions ****************************/ extern android::status_t android_fx_setParam(android::sp<android::AudioEffect> pFx, int32_t param, uint32_t paramSizeMax, void *pValue, uint32_t valueSize); extern android::status_t android_fx_getParam(android::sp<android::AudioEffect> pFx, int32_t param, uint32_t paramSizeMax, void *pValue, uint32_t valueSize); extern SLresult android_fx_statusToResult(android::status_t status); extern bool android_fx_initEffectObj(int sessionId, android::sp<android::AudioEffect>& effect, const effect_uuid_t *type); extern bool android_fx_initEffectDescriptor(const SLInterfaceID effectId, effect_descriptor_t* fxDescrLoc);