src/android/OutputMix_to_android.cpp

/*
 * 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 <system/audio.h>

SLresult android_outputMix_create(COutputMix *om) {
    SL_LOGV("Create outputMix=%p", om);
    return SL_RESULT_SUCCESS;
}


SLresult android_outputMix_realize(COutputMix *om, SLboolean async) {
    SLresult result = SL_RESULT_SUCCESS;
    SL_LOGV("Realize outputMix=%p", om);

    // initialize effects
    // initialize EQ
    if (memcmp(SL_IID_EQUALIZER, &om->mEqualizer.mEqDescriptor.type,
            sizeof(effect_uuid_t)) == 0) {
        android_eq_init(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/, &om->mEqualizer);
    }
    // initialize BassBoost
    if (memcmp(SL_IID_BASSBOOST, &om->mBassBoost.mBassBoostDescriptor.type,
            sizeof(effect_uuid_t)) == 0) {
        android_bb_init(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/, &om->mBassBoost);
    }
    // initialize PresetReverb
    if (memcmp(SL_IID_PRESETREVERB, &om->mPresetReverb.mPresetReverbDescriptor.type,
            sizeof(effect_uuid_t)) == 0) {
        android_prev_init(&om->mPresetReverb);
    }
    // initialize EnvironmentalReverb
    if (memcmp(SL_IID_ENVIRONMENTALREVERB,
            &om->mEnvironmentalReverb.mEnvironmentalReverbDescriptor.type,
            sizeof(effect_uuid_t)) == 0) {
        android_erev_init(&om->mEnvironmentalReverb);
    }
    // initialize Virtualizer
    if (memcmp(SL_IID_VIRTUALIZER, &om->mVirtualizer.mVirtualizerDescriptor.type,
            sizeof(effect_uuid_t)) == 0) {
        android_virt_init(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/,
                &om->mVirtualizer);
    }

    return result;
}


SLresult android_outputMix_destroy(COutputMix *om) {
    SL_LOGV("Destroy outputMix=%p", om);
    return SL_RESULT_SUCCESS;
}