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      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 "math.h"
     19 //#include "utils/RefBase.h"
     20 
     21 #include <system/audio.h>
     22 
     23 SLresult android_outputMix_create(COutputMix *om) {
     24     SL_LOGV("Create outputMix=%p", om);
     25     return SL_RESULT_SUCCESS;
     26 }
     27 
     28 
     29 SLresult android_outputMix_realize(COutputMix *om, SLboolean async) {
     30     SLresult result = SL_RESULT_SUCCESS;
     31     SL_LOGV("Realize outputMix=%p", om);
     32 
     33     // initialize effects
     34     // initialize EQ
     35     if (memcmp(SL_IID_EQUALIZER, &om->mEqualizer.mEqDescriptor.type,
     36             sizeof(effect_uuid_t)) == 0) {
     37         android_eq_init(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/, &om->mEqualizer);
     38     }
     39     // initialize BassBoost
     40     if (memcmp(SL_IID_BASSBOOST, &om->mBassBoost.mBassBoostDescriptor.type,
     41             sizeof(effect_uuid_t)) == 0) {
     42         android_bb_init(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/, &om->mBassBoost);
     43     }
     44     // initialize PresetReverb
     45     if (memcmp(SL_IID_PRESETREVERB, &om->mPresetReverb.mPresetReverbDescriptor.type,
     46             sizeof(effect_uuid_t)) == 0) {
     47         android_prev_init(&om->mPresetReverb);
     48     }
     49     // initialize EnvironmentalReverb
     50     if (memcmp(SL_IID_ENVIRONMENTALREVERB,
     51             &om->mEnvironmentalReverb.mEnvironmentalReverbDescriptor.type,
     52             sizeof(effect_uuid_t)) == 0) {
     53         android_erev_init(&om->mEnvironmentalReverb);
     54     }
     55     // initialize Virtualizer
     56     if (memcmp(SL_IID_VIRTUALIZER, &om->mVirtualizer.mVirtualizerDescriptor.type,
     57             sizeof(effect_uuid_t)) == 0) {
     58         android_virt_init(AUDIO_SESSION_OUTPUT_MIX /*sessionId*/,
     59                 &om->mVirtualizer);
     60     }
     61 
     62     return result;
     63 }
     64 
     65 
     66 SLresult android_outputMix_destroy(COutputMix *om) {
     67     SL_LOGV("Destroy outputMix=%p", om);
     68     return SL_RESULT_SUCCESS;
     69 }
     70