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/*
* Copyright (C) 2016 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_EFFECTS_FACTORY_HAL_HIDL_H
#define ANDROID_HARDWARE_EFFECTS_FACTORY_HAL_HIDL_H
#include PATH(android/hardware/audio/effect/FILE_VERSION/IEffectsFactory.h)
#include <media/audiohal/EffectsFactoryHalInterface.h>
#include "ConversionHelperHidl.h"
namespace android {
namespace effect {
namespace CPP_VERSION {
using ::android::hardware::hidl_vec;
using ::android::CPP_VERSION::ConversionHelperHidl;
using namespace ::android::hardware::audio::effect::CPP_VERSION;
class EffectsFactoryHalHidl : public EffectsFactoryHalInterface, public ConversionHelperHidl
{
public:
EffectsFactoryHalHidl(sp<IEffectsFactory> effectsFactory);
// Returns the number of different effects in all loaded libraries.
virtual status_t queryNumberEffects(uint32_t *pNumEffects);
// Returns a descriptor of the next available effect.
virtual status_t getDescriptor(uint32_t index,
effect_descriptor_t *pDescriptor);
virtual status_t getDescriptor(const effect_uuid_t *pEffectUuid,
effect_descriptor_t *pDescriptor);
// Creates an effect engine of the specified type.
// To release the effect engine, it is necessary to release references
// to the returned effect object.
virtual status_t createEffect(const effect_uuid_t *pEffectUuid,
int32_t sessionId, int32_t ioId, int32_t deviceId,
sp<EffectHalInterface> *effect);
virtual status_t dumpEffects(int fd);
virtual float getHalVersion() { return MAJOR_VERSION + (float)MINOR_VERSION / 10; }
status_t allocateBuffer(size_t size, sp<EffectBufferHalInterface>* buffer) override;
status_t mirrorBuffer(void* external, size_t size,
sp<EffectBufferHalInterface>* buffer) override;
private:
sp<IEffectsFactory> mEffectsFactory;
hidl_vec<EffectDescriptor> mLastDescriptors;
status_t queryAllDescriptors();
};
} // namespace CPP_VERSION
} // namespace effect
} // namespace android
#endif // ANDROID_HARDWARE_EFFECTS_FACTORY_HAL_HIDL_H