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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_HARDWARE_EFFECT_BUFFER_HAL_HIDL_H
#define ANDROID_HARDWARE_EFFECT_BUFFER_HAL_HIDL_H
#include PATH(android/hardware/audio/effect/FILE_VERSION/types.h)
#include <android/hidl/memory/1.0/IMemory.h>
#include <hidl/HidlSupport.h>
#include <media/audiohal/EffectBufferHalInterface.h>
#include <system/audio_effect.h>
using android::hardware::hidl_memory;
using android::hidl::memory::V1_0::IMemory;
namespace android {
namespace effect {
namespace CPP_VERSION {
using namespace ::android::hardware::audio::effect::CPP_VERSION;
class EffectBufferHalHidl : public EffectBufferHalInterface
{
public:
static status_t allocate(size_t size, sp<EffectBufferHalInterface>* buffer);
static status_t mirror(void* external, size_t size, sp<EffectBufferHalInterface>* buffer);
virtual audio_buffer_t* audioBuffer();
virtual void* externalData() const;
virtual size_t getSize() const override { return mBufferSize; }
virtual void setExternalData(void* external);
virtual void setFrameCount(size_t frameCount);
virtual bool checkFrameCountChange();
virtual void update();
virtual void commit();
virtual void update(size_t size);
virtual void commit(size_t size);
const AudioBuffer& hidlBuffer() const { return mHidlBuffer; }
private:
friend class EffectBufferHalInterface;
static uint64_t makeUniqueId();
const size_t mBufferSize;
bool mFrameCountChanged;
void* mExternalData;
AudioBuffer mHidlBuffer;
sp<IMemory> mMemory;
audio_buffer_t mAudioBuffer;
// Can not be constructed directly by clients.
explicit EffectBufferHalHidl(size_t size);
virtual ~EffectBufferHalHidl();
status_t init();
};
} // namespace CPP_VERSION
} // namespace effect
} // namespace android
#endif // ANDROID_HARDWARE_EFFECT_BUFFER_HAL_HIDL_H