124 lines
5.7 KiB
C++
124 lines
5.7 KiB
C++
/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <android-base/thread_annotations.h>
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#include <audio_effects/effect_dynamicsprocessing.h>
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#include "effect-impl/EffectContext.h"
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#include <any>
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#include <cstddef>
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#include <dsp/DPBase.h>
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#include <dsp/DPFrequency.h>
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namespace aidl::android::hardware::audio::effect {
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enum DynamicsProcessingState {
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DYNAMICS_PROCESSING_STATE_UNINITIALIZED,
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DYNAMICS_PROCESSING_STATE_INITIALIZED,
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DYNAMICS_PROCESSING_STATE_ACTIVE,
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};
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class DynamicsProcessingContext final : public EffectContext {
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public:
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DynamicsProcessingContext(int statusDepth, const Parameter::Common& common);
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~DynamicsProcessingContext();
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RetCode enable();
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RetCode disable();
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void reset();
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// override EffectContext::setCommon to update mChannelCount
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RetCode setCommon(const Parameter::Common& common) override;
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RetCode setEngineArchitecture(const DynamicsProcessing::EngineArchitecture& engineArchitecture);
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RetCode setPreEq(const std::vector<DynamicsProcessing::ChannelConfig>& eqChannels);
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RetCode setPostEq(const std::vector<DynamicsProcessing::ChannelConfig>& eqChannels);
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RetCode setPreEqBand(const std::vector<DynamicsProcessing::EqBandConfig>& eqBands);
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RetCode setPostEqBand(const std::vector<DynamicsProcessing::EqBandConfig>& eqBands);
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RetCode setMbc(const std::vector<DynamicsProcessing::ChannelConfig>& mbcChannels);
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RetCode setMbcBand(const std::vector<DynamicsProcessing::MbcBandConfig>& eqBands);
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RetCode setLimiter(const std::vector<DynamicsProcessing::LimiterConfig>& limiters);
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RetCode setInputGain(const std::vector<DynamicsProcessing::InputGain>& gain);
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DynamicsProcessing::EngineArchitecture getEngineArchitecture();
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std::vector<DynamicsProcessing::ChannelConfig> getPreEq();
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std::vector<DynamicsProcessing::ChannelConfig> getPostEq();
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std::vector<DynamicsProcessing::EqBandConfig> getPreEqBand();
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std::vector<DynamicsProcessing::EqBandConfig> getPostEqBand();
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std::vector<DynamicsProcessing::ChannelConfig> getMbc();
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std::vector<DynamicsProcessing::MbcBandConfig> getMbcBand();
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std::vector<DynamicsProcessing::LimiterConfig> getLimiter();
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std::vector<DynamicsProcessing::InputGain> getInputGain();
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IEffect::Status lvmProcess(float* in, float* out, int samples);
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private:
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static constexpr float kPreferredProcessingDurationMs = 10.0f;
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static constexpr int kBandCount = 5;
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std::mutex mMutex;
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size_t mChannelCount GUARDED_BY(mMutex) = 0;
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DynamicsProcessingState mState GUARDED_BY(mMutex) = DYNAMICS_PROCESSING_STATE_UNINITIALIZED;
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std::unique_ptr<dp_fx::DPFrequency> mDpFreq GUARDED_BY(mMutex) = nullptr;
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bool mEngineInited GUARDED_BY(mMutex) = false;
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DynamicsProcessing::EngineArchitecture mEngineArchitecture GUARDED_BY(mMutex) = {
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.resolutionPreference =
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DynamicsProcessing::ResolutionPreference::FAVOR_FREQUENCY_RESOLUTION,
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.preferredProcessingDurationMs = kPreferredProcessingDurationMs,
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.preEqStage = {.inUse = true, .bandCount = kBandCount},
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.postEqStage = {.inUse = true, .bandCount = kBandCount},
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.mbcStage = {.inUse = true, .bandCount = kBandCount},
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.limiterInUse = true,
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};
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enum class StageType { PREEQ, POSTEQ, MBC, LIMITER, INPUTGAIN };
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void init();
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void dpSetFreqDomainVariant_l(const DynamicsProcessing::EngineArchitecture& engine)
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REQUIRES(mMutex);
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dp_fx::DPChannel* getChannel_l(int ch) REQUIRES(mMutex);
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dp_fx::DPEq* getPreEq_l(int ch) REQUIRES(mMutex);
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dp_fx::DPEq* getPostEq_l(int ch) REQUIRES(mMutex);
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dp_fx::DPMbc* getMbc_l(int ch) REQUIRES(mMutex);
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dp_fx::DPLimiter* getLimiter_l(int ch) REQUIRES(mMutex);
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dp_fx::DPBandStage* getStageWithType_l(StageType type, int ch) REQUIRES(mMutex);
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dp_fx::DPEq* getEqWithType_l(StageType type, int ch) REQUIRES(mMutex);
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template <typename D>
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RetCode setDpChannels_l(const std::vector<DynamicsProcessing::ChannelConfig>& channels,
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bool stageInUse, StageType type) REQUIRES(mMutex);
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template <typename T /* BandConfig */>
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RetCode setBands_l(const std::vector<T>& bands, StageType type) REQUIRES(mMutex);
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RetCode setDpChannelBand_l(const std::any& anyConfig, StageType type,
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std::set<std::pair<int, int>>& chBandSet) REQUIRES(mMutex);
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std::vector<DynamicsProcessing::EqBandConfig> getEqBandConfigs(StageType type);
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std::vector<DynamicsProcessing::ChannelConfig> getChannelConfig(StageType type);
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template <typename T /* BandConfig */>
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bool validateBandConfig(const std::vector<T>& bands, int maxChannel, int maxBand);
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bool validateLimiterConfig(const std::vector<DynamicsProcessing::LimiterConfig>& cfgs,
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int maxChannel);
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bool validateInputGainConfig(const std::vector<DynamicsProcessing::InputGain>& cfgs,
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int maxChannel);
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inline bool validateChannel(int ch, int maxCh) { return ch >= 0 && ch < maxCh; }
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inline bool validateBand(int band, int maxBand) { return band >= 0 && band < maxBand; }
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};
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} // namespace aidl::android::hardware::audio::effect
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