| /* |
| * 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 <algorithm> |
| #include <cstdint> |
| #include <memory> |
| #define LOG_TAG "EffectsFactoryHalAidl" |
| //#define LOG_NDEBUG 0 |
| |
| #include <aidl/android/hardware/audio/effect/IFactory.h> |
| #include <error/expected_utils.h> |
| #include <android/binder_manager.h> |
| #include <media/AidlConversionCppNdk.h> |
| #include <media/AidlConversionNdk.h> |
| #include <system/audio.h> |
| #include <utils/Log.h> |
| |
| #include "EffectBufferHalAidl.h" |
| #include "EffectHalAidl.h" |
| #include "EffectsFactoryHalAidl.h" |
| |
| using ::aidl::android::legacy2aidl_audio_uuid_t_AudioUuid; |
| using aidl::android::aidl_utils::statusTFromBinderStatus; |
| using aidl::android::hardware::audio::effect::IFactory; |
| using aidl::android::media::audio::common::AudioUuid; |
| using android::detail::AudioHalVersionInfo; |
| |
| namespace android { |
| namespace effect { |
| |
| EffectsFactoryHalAidl::EffectsFactoryHalAidl(std::shared_ptr<IFactory> effectsFactory) |
| : mFactory(effectsFactory), |
| mHalVersion(AudioHalVersionInfo(AudioHalVersionInfo::Type::AIDL, [this]() { |
| int32_t majorVersion = 0; |
| return (mFactory && mFactory->getInterfaceVersion(&majorVersion).isOk()) ? majorVersion |
| : 0; |
| }())) { |
| ALOG_ASSERT(effectsFactory != nullptr, "Provided IEffectsFactory service is NULL"); |
| } |
| |
| status_t EffectsFactoryHalAidl::queryNumberEffects(uint32_t *pNumEffects) { |
| if (pNumEffects == nullptr) { |
| return BAD_VALUE; |
| } |
| |
| { |
| std::lock_guard lg(mLock); |
| RETURN_STATUS_IF_ERROR(queryEffectList_l()); |
| *pNumEffects = mDescList->size(); |
| } |
| ALOGI("%s %d", __func__, *pNumEffects); |
| return OK; |
| } |
| |
| status_t EffectsFactoryHalAidl::getDescriptor(uint32_t index, effect_descriptor_t* pDescriptor) { |
| if (pDescriptor == nullptr) { |
| return BAD_VALUE; |
| } |
| |
| std::lock_guard lg(mLock); |
| RETURN_STATUS_IF_ERROR(queryEffectList_l()); |
| |
| auto listSize = mDescList->size(); |
| if (index >= listSize) { |
| ALOGE("%s index %d exceed size DescList %zd", __func__, index, listSize); |
| return INVALID_OPERATION; |
| } |
| |
| *pDescriptor = VALUE_OR_RETURN_STATUS( |
| ::aidl::android::aidl2legacy_Descriptor_effect_descriptor(mDescList->at(index))); |
| return OK; |
| } |
| |
| status_t EffectsFactoryHalAidl::getDescriptor(const effect_uuid_t* halUuid, |
| effect_descriptor_t* pDescriptor) { |
| if (halUuid == nullptr || pDescriptor == nullptr) { |
| return BAD_VALUE; |
| } |
| |
| AudioUuid uuid = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_uuid_t_AudioUuid(*halUuid)); |
| std::lock_guard lg(mLock); |
| return getHalDescriptorWithImplUuid_l(uuid, pDescriptor); |
| } |
| |
| status_t EffectsFactoryHalAidl::getDescriptors(const effect_uuid_t* halType, |
| std::vector<effect_descriptor_t>* descriptors) { |
| if (halType == nullptr || descriptors == nullptr) { |
| return BAD_VALUE; |
| } |
| |
| AudioUuid type = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_uuid_t_AudioUuid(*halType)); |
| std::lock_guard lg(mLock); |
| return getHalDescriptorWithTypeUuid_l(type, descriptors); |
| } |
| |
| status_t EffectsFactoryHalAidl::createEffect(const effect_uuid_t* uuid, int32_t sessionId, |
| int32_t ioId, int32_t deviceId __unused, |
| sp<EffectHalInterface>* effect) { |
| if (uuid == nullptr || effect == nullptr) { |
| return BAD_VALUE; |
| } |
| if (sessionId == AUDIO_SESSION_DEVICE && ioId == AUDIO_IO_HANDLE_NONE) { |
| return INVALID_OPERATION; |
| } |
| |
| ALOGI("%s session %d ioId %d", __func__, sessionId, ioId); |
| |
| AudioUuid aidlUuid = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_uuid_t_AudioUuid(*uuid)); |
| std::shared_ptr<IEffect> aidlEffect; |
| Descriptor desc; |
| RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(mFactory->createEffect(aidlUuid, &aidlEffect))); |
| if (aidlEffect == nullptr) { |
| ALOGE("%s IFactory::createFactory failed UUID %s", __func__, aidlUuid.toString().c_str()); |
| return NAME_NOT_FOUND; |
| } |
| RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(aidlEffect->getDescriptor(&desc))); |
| |
| uint64_t effectId; |
| { |
| std::lock_guard lg(mLock); |
| effectId = ++mEffectIdCounter; |
| } |
| |
| *effect = sp<EffectHalAidl>::make(aidlEffect, effectId, sessionId, ioId, desc); |
| return OK; |
| } |
| |
| status_t EffectsFactoryHalAidl::dumpEffects(int fd) { |
| ALOGE("%s not implemented yet, fd %d", __func__, fd); |
| return INVALID_OPERATION; |
| } |
| |
| status_t EffectsFactoryHalAidl::allocateBuffer(size_t size, sp<EffectBufferHalInterface>* buffer) { |
| ALOGI("%s size %zu buffer %p", __func__, size, buffer); |
| // Buffer doesn't allocated here for AIDL, instead each effect open will return I/O data FMQ. |
| return EffectBufferHalAidl::allocate(size, buffer); |
| } |
| |
| status_t EffectsFactoryHalAidl::mirrorBuffer(void* external, size_t size, |
| sp<EffectBufferHalInterface>* buffer) { |
| ALOGI("%s extern %p size %zu buffer %p", __func__, external, size, buffer); |
| // TODO: implement with FMQ |
| return EffectBufferHalAidl::mirror(external, size, buffer); |
| } |
| |
| AudioHalVersionInfo EffectsFactoryHalAidl::getHalVersion() const { |
| return mHalVersion; |
| } |
| |
| status_t EffectsFactoryHalAidl::queryEffectList_l() { |
| if (!mDescList) { |
| std::vector<Descriptor> list; |
| auto status = mFactory->queryEffects(std::nullopt, std::nullopt, std::nullopt, &list); |
| if (!status.isOk()) { |
| ALOGE("%s IFactory::queryEffects failed %s", __func__, status.getDescription().c_str()); |
| return status.getStatus(); |
| } |
| |
| mDescList = std::make_unique<std::vector<Descriptor>>(list); |
| } |
| return OK; |
| } |
| |
| status_t EffectsFactoryHalAidl::getHalDescriptorWithImplUuid_l(const AudioUuid& uuid, |
| effect_descriptor_t* pDescriptor) { |
| if (pDescriptor == nullptr) { |
| return BAD_VALUE; |
| } |
| if (!mDescList) { |
| RETURN_STATUS_IF_ERROR(queryEffectList_l()); |
| } |
| |
| auto matchIt = std::find_if(mDescList->begin(), mDescList->end(), |
| [&](const auto& desc) { return desc.common.id.uuid == uuid; }); |
| if (matchIt == mDescList->end()) { |
| ALOGE("%s UUID %s not found", __func__, uuid.toString().c_str()); |
| return BAD_VALUE; |
| } |
| |
| *pDescriptor = VALUE_OR_RETURN_STATUS( |
| ::aidl::android::aidl2legacy_Descriptor_effect_descriptor(*matchIt)); |
| return OK; |
| } |
| |
| status_t EffectsFactoryHalAidl::getHalDescriptorWithTypeUuid_l( |
| const AudioUuid& type, std::vector<effect_descriptor_t>* descriptors) { |
| if (descriptors == nullptr) { |
| return BAD_VALUE; |
| } |
| if (!mDescList) { |
| RETURN_STATUS_IF_ERROR(queryEffectList_l()); |
| } |
| std::vector<Descriptor> result; |
| std::copy_if(mDescList->begin(), mDescList->end(), std::back_inserter(result), |
| [&](auto& desc) { return desc.common.id.type == type; }); |
| if (result.size() == 0) { |
| ALOGE("%s type UUID %s not found", __func__, type.toString().c_str()); |
| return BAD_VALUE; |
| } |
| |
| *descriptors = VALUE_OR_RETURN_STATUS( |
| aidl::android::convertContainer<std::vector<effect_descriptor_t>>( |
| result, ::aidl::android::aidl2legacy_Descriptor_effect_descriptor)); |
| return OK; |
| } |
| |
| } // namespace effect |
| |
| // When a shared library is built from a static library, even explicit |
| // exports from a static library are optimized out unless actually used by |
| // the shared library. See EffectsFactoryHalEntry.cpp. |
| extern "C" void* createIEffectsFactoryImpl() { |
| auto serviceName = std::string(IFactory::descriptor) + "/default"; |
| auto service = IFactory::fromBinder( |
| ndk::SpAIBinder(AServiceManager_waitForService(serviceName.c_str()))); |
| if (!service) { |
| ALOGE("%s binder service %s not exist", __func__, serviceName.c_str()); |
| return nullptr; |
| } |
| return new effect::EffectsFactoryHalAidl(service); |
| } |
| |
| } // namespace android |