mirror of
https://github.com/Evolution-X/hardware_interfaces
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812d5b4ce0
Bug: 255361653 Test: atest VtsHalAudioEffectTargetTest atest VtsHalAudioEffectFactoryTargetTest atest VtsHalEqualizerTargetTest Change-Id: I4d4c4de97a73d4ea6dedd9c9e1733da03860430b
84 lines
3.5 KiB
C++
84 lines
3.5 KiB
C++
/*
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* Copyright (C) 2022 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 <aidl/android/hardware/audio/effect/BnEffect.h>
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#include <fmq/AidlMessageQueue.h>
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#include <cstdlib>
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#include <memory>
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#include <mutex>
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#include "EffectTypes.h"
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#include "effect-impl/EffectContext.h"
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#include "effect-impl/EffectTypes.h"
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#include "effect-impl/EffectWorker.h"
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namespace aidl::android::hardware::audio::effect {
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class EffectImpl : public BnEffect, public EffectWorker {
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public:
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EffectImpl() = default;
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virtual ~EffectImpl() = default;
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/**
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* Each effect implementation CAN override these methods if necessary
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* If you would like implement IEffect::open completely, override EffectImpl::open(), if you
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* want to keep most of EffectImpl logic but have a little customize, try override openImpl().
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* openImpl() will be called at the beginning of EffectImpl::open() without lock protection.
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*
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* Same for closeImpl().
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*/
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virtual ndk::ScopedAStatus open(const Parameter::Common& common,
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const std::optional<Parameter::Specific>& specific,
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OpenEffectReturn* ret) override;
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virtual ndk::ScopedAStatus close() override;
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virtual ndk::ScopedAStatus command(CommandId id) override;
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virtual ndk::ScopedAStatus commandStart() { return ndk::ScopedAStatus::ok(); }
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virtual ndk::ScopedAStatus commandStop() { return ndk::ScopedAStatus::ok(); }
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virtual ndk::ScopedAStatus commandReset() { return ndk::ScopedAStatus::ok(); }
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virtual ndk::ScopedAStatus getState(State* state) override;
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virtual ndk::ScopedAStatus setParameter(const Parameter& param) override;
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virtual ndk::ScopedAStatus getParameter(const Parameter::Id& id, Parameter* param) override;
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virtual IEffect::Status effectProcessImpl(float* in, float* out, int process) override;
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virtual ndk::ScopedAStatus setParameterCommon(const Parameter& param);
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virtual ndk::ScopedAStatus getParameterCommon(const Parameter::Tag& tag, Parameter* param);
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/* Methods MUST be implemented by each effect instances */
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virtual ndk::ScopedAStatus getDescriptor(Descriptor* desc) = 0;
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virtual ndk::ScopedAStatus setParameterSpecific(const Parameter::Specific& specific) = 0;
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virtual ndk::ScopedAStatus getParameterSpecific(const Parameter::Id& id,
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Parameter::Specific* specific) = 0;
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virtual std::shared_ptr<EffectContext> createContext(const Parameter::Common& common) = 0;
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virtual RetCode releaseContext() = 0;
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protected:
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/*
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* Lock is required if effectProcessImpl (which is running in an independent thread) needs to
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* access state and parameters.
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*/
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std::mutex mMutex;
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State mState GUARDED_BY(mMutex) = State::INIT;
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IEffect::Status status(binder_status_t status, size_t consumed, size_t produced);
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void cleanUp();
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private:
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std::shared_ptr<EffectContext> mContext GUARDED_BY(mMutex);
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};
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} // namespace aidl::android::hardware::audio::effect
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