66 lines
2.0 KiB
C++
66 lines
2.0 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/common/Ashmem.h>
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#include <media/audiohal/EffectBufferHalInterface.h>
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#include <system/audio_effect.h>
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namespace android {
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namespace effect {
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class EffectBufferHalAidl : public EffectBufferHalInterface {
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public:
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static status_t allocate(size_t size, sp<EffectBufferHalInterface>* buffer);
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static status_t mirror(void* external, size_t size, sp<EffectBufferHalInterface>* buffer);
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audio_buffer_t* audioBuffer() override;
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void* externalData() const override;
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size_t getSize() const override { return mBufferSize; }
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void setExternalData(void* external) override;
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void setFrameCount(size_t frameCount) override;
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bool checkFrameCountChange() override;
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void update() override;
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void commit() override;
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void update(size_t size) override;
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void commit(size_t size) override;
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private:
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friend class EffectBufferHalInterface;
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// buffer size in bytes
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const size_t mBufferSize;
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bool mFrameCountChanged;
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void* mExternalData;
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aidl::android::hardware::common::Ashmem mMemory;
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audio_buffer_t mAudioBuffer;
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// Can not be constructed directly by clients.
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explicit EffectBufferHalAidl(size_t size);
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~EffectBufferHalAidl();
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void copy(void* dst, const void* src, size_t n) const;
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status_t init();
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};
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} // namespace effect
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} // namespace android
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