1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <media/audiohal/EffectsFactoryHalInterface.h> 20 21 namespace android::audioflinger { 22 23 /** 24 * Effect Configuration abstraction and helper class. 25 */ 26 class EffectConfiguration { 27 public: isHidl()28 static bool isHidl() { 29 static const bool isHidl = getAudioHalVersionInfo().isHidl(); 30 return isHidl; 31 } 32 getEffectsFactoryHal()33 static const sp<EffectsFactoryHalInterface>& getEffectsFactoryHal() { 34 static const auto effectsFactoryHal = EffectsFactoryHalInterface::create(); 35 return effectsFactoryHal; 36 } 37 getAudioHalVersionInfo()38 static const detail::AudioHalVersionInfo& getAudioHalVersionInfo() { 39 static const auto audioHalVersionInfo = getEffectsFactoryHal() ? 40 getEffectsFactoryHal()->getHalVersion() : detail::AudioHalVersionInfo{ 41 detail::AudioHalVersionInfo::Type::HIDL, 0 /* major */, 0 /* minor */ }; 42 return audioHalVersionInfo; 43 } 44 }; 45 46 } // namespace android::audioflinger 47