media/libaudiohal/impl/EffectHalAidl.cpp

/*
 * Copyright (C) 2022 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.
 */

#include <memory>
#define LOG_TAG "EffectHalAidl"
//#define LOG_NDEBUG 0

#include <error/expected_utils.h>
#include <media/AidlConversionCppNdk.h>
#include <media/AidlConversionEffect.h>
#include <media/AidlConversionUtil.h>
#include <media/audiohal/AudioEffectUuid.h>
#include <media/EffectsFactoryApi.h>
#include <mediautils/TimeCheck.h>
#include <utils/Log.h>

#include <system/audio_effects/effect_aec.h>
#include <system/audio_effects/effect_downmix.h>
#include <system/audio_effects/effect_dynamicsprocessing.h>
#include <system/audio_effects/effect_hapticgenerator.h>
#include <system/audio_effects/effect_ns.h>
#include <system/audio_effects/effect_spatializer.h>
#include <system/audio_effects/effect_visualizer.h>

#include "EffectHalAidl.h"

#include <system/audio.h>
#include <aidl/android/hardware/audio/effect/IEffect.h>

#include "effectsAidlConversion/AidlConversionAec.h"
#include "effectsAidlConversion/AidlConversionAgc2.h"
#include "effectsAidlConversion/AidlConversionBassBoost.h"
#include "effectsAidlConversion/AidlConversionDownmix.h"
#include "effectsAidlConversion/AidlConversionDynamicsProcessing.h"

using ::aidl::android::aidl_utils::statusTFromBinderStatus;
using ::aidl::android::hardware::audio::effect::CommandId;
using ::aidl::android::hardware::audio::effect::Descriptor;
using ::aidl::android::hardware::audio::effect::IEffect;
using ::aidl::android::hardware::audio::effect::IFactory;
using ::aidl::android::hardware::audio::effect::Parameter;

namespace android {
namespace effect {

EffectHalAidl::EffectHalAidl(
        const std::shared_ptr<::aidl::android::hardware::audio::effect::IFactory>& factory,
        const std::shared_ptr<::aidl::android::hardware::audio::effect::IEffect>& effect,
        uint64_t effectId, int32_t sessionId, int32_t ioId,
        const ::aidl::android::hardware::audio::effect::Descriptor& desc)
    : mFactory(factory),
      mEffect(effect),
      mEffectId(effectId),
      mSessionId(sessionId),
      mIoId(ioId),
      mDesc(desc) {
    createAidlConversion(effect, sessionId, ioId, desc);
}

EffectHalAidl::~EffectHalAidl() {
    if (mFactory) {
        mFactory->destroyEffect(mEffect);
    }
}

status_t EffectHalAidl::createAidlConversion(
        std::shared_ptr<::aidl::android::hardware::audio::effect::IEffect> effect,
        int32_t sessionId, int32_t ioId,
        const ::aidl::android::hardware::audio::effect::Descriptor& desc) {
    const auto& typeUuid = desc.common.id.type;
    if (typeUuid == kAcousticEchoCancelerTypeUUID) {
        mConversion =
                std::make_unique<android::effect::AidlConversionAec>(effect, sessionId, ioId, desc);
    } else if (typeUuid == kAutomaticGainControlTypeUUID) {
        mConversion = std::make_unique<android::effect::AidlConversionAgc2>(effect, sessionId, ioId,
                                                                            desc);
    } else if (typeUuid == kBassBoostTypeUUID) {
        mConversion = std::make_unique<android::effect::AidlConversionBassBoost>(effect, sessionId,
                                                                                 ioId, desc);
    } else if (typeUuid == kDownmixTypeUUID) {
        mConversion = std::make_unique<android::effect::AidlConversionDownmix>(effect, sessionId,
                                                                               ioId, desc);
    } else if (typeUuid == kDynamicsProcessingTypeUUID) {
        mConversion =
                std::make_unique<android::effect::AidlConversionDp>(effect, sessionId, ioId, desc);
    } else {
        ALOGE("%s effect not implemented yet, UUID type: %s", __func__,
              typeUuid.toString().c_str());
        return BAD_VALUE;
    }
    return OK;
}

status_t EffectHalAidl::setInBuffer(const sp<EffectBufferHalInterface>& buffer) {
    if (buffer == nullptr) {
        return BAD_VALUE;
    }
    ALOGW("%s not implemented yet", __func__);
    return OK;
}

status_t EffectHalAidl::setOutBuffer(const sp<EffectBufferHalInterface>& buffer) {
    if (buffer == nullptr) {
        return BAD_VALUE;
    }
    ALOGW("%s not implemented yet", __func__);
    return OK;
}

status_t EffectHalAidl::process() {
    ALOGW("%s not implemented yet", __func__);
    // write to input FMQ here, and wait for statusMQ STATUS_OK
    return OK;
}

// TODO: no one using, maybe deprecate this interface
status_t EffectHalAidl::processReverse() {
    ALOGW("%s not implemented yet", __func__);
    return OK;
}

status_t EffectHalAidl::command(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
                                uint32_t* replySize, void* pReplyData) {
    return mConversion
                   ? mConversion->handleCommand(cmdCode, cmdSize, pCmdData, replySize, pReplyData)
                   : INVALID_OPERATION;
}

status_t EffectHalAidl::getDescriptor(effect_descriptor_t* pDescriptor) {
    ALOGW("%s %p", __func__, pDescriptor);
    if (pDescriptor == nullptr) {
        return BAD_VALUE;
    }
    Descriptor aidlDesc;
    RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(mEffect->getDescriptor(&aidlDesc)));

    *pDescriptor = VALUE_OR_RETURN_STATUS(
            ::aidl::android::aidl2legacy_Descriptor_effect_descriptor(aidlDesc));
    return OK;
}

status_t EffectHalAidl::close() {
    return statusTFromBinderStatus(mEffect->close());
}

status_t EffectHalAidl::dump(int fd) {
    ALOGW("%s not implemented yet, fd %d", __func__, fd);
    return OK;
}

} // namespace effect
} // namespace android