1 /* 2 * Copyright (C) 2022 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 #pragma once 18 19 #include <aidl/android/hardware/audio/effect/BnEffect.h> 20 #include <fmq/AidlMessageQueue.h> 21 #include <cstdlib> 22 #include <memory> 23 24 #include "effect-impl/EffectImpl.h" 25 26 namespace aidl::android::hardware::audio::effect { 27 28 class AutomaticGainControlV2SwContext final : public EffectContext { 29 public: AutomaticGainControlV2SwContext(int statusDepth,const Parameter::Common & common)30 AutomaticGainControlV2SwContext(int statusDepth, const Parameter::Common& common) 31 : EffectContext(statusDepth, common) { 32 LOG(DEBUG) << __func__; 33 } 34 35 RetCode setDigitalGain(int gain); 36 int getDigitalGain(); 37 RetCode setLevelEstimator(AutomaticGainControlV2::LevelEstimator levelEstimator); 38 AutomaticGainControlV2::LevelEstimator getLevelEstimator(); 39 RetCode setSaturationMargin(int margin); 40 int getSaturationMargin(); 41 42 private: 43 int mDigitalGain = 0; 44 AutomaticGainControlV2::LevelEstimator mLevelEstimator = 45 AutomaticGainControlV2::LevelEstimator::RMS; 46 int mSaturationMargin = 0; 47 }; 48 49 class AutomaticGainControlV2Sw final : public EffectImpl { 50 public: 51 static const std::string kEffectName; 52 static const bool kStrengthSupported; 53 static const Capability kCapability; 54 static const Descriptor kDescriptor; AutomaticGainControlV2Sw()55 AutomaticGainControlV2Sw() { LOG(DEBUG) << __func__; } ~AutomaticGainControlV2Sw()56 ~AutomaticGainControlV2Sw() { 57 cleanUp(); 58 LOG(DEBUG) << __func__; 59 } 60 61 ndk::ScopedAStatus getDescriptor(Descriptor* _aidl_return) override; 62 ndk::ScopedAStatus setParameterSpecific(const Parameter::Specific& specific) 63 REQUIRES(mImplMutex) override; 64 ndk::ScopedAStatus getParameterSpecific(const Parameter::Id& id, Parameter::Specific* specific) 65 REQUIRES(mImplMutex) override; 66 67 std::shared_ptr<EffectContext> createContext(const Parameter::Common& common) 68 REQUIRES(mImplMutex) override; 69 RetCode releaseContext() REQUIRES(mImplMutex) override; 70 getEffectName()71 std::string getEffectName() override { return kEffectName; }; 72 IEffect::Status effectProcessImpl(float* in, float* out, int samples) 73 REQUIRES(mImplMutex) override; 74 75 private: 76 static const std::vector<Range::AutomaticGainControlV2Range> kRanges; 77 std::shared_ptr<AutomaticGainControlV2SwContext> mContext GUARDED_BY(mImplMutex); 78 ndk::ScopedAStatus getParameterAutomaticGainControlV2(const AutomaticGainControlV2::Tag& tag, 79 Parameter::Specific* specific) 80 REQUIRES(mImplMutex); 81 }; 82 } // namespace aidl::android::hardware::audio::effect 83