1 /* 2 * Copyright (C) 2022 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 <aidl/android/hardware/audio/effect/BnEffect.h> 20 21 #include "effect-impl/EffectImpl.h" 22 23 #include "VisualizerContext.h" 24 25 namespace aidl::android::hardware::audio::effect { 26 27 class VisualizerImpl final : public EffectImpl { 28 public: 29 static const std::string kEffectName; 30 static const Capability kCapability; 31 static const Descriptor kDescriptor; VisualizerImpl()32 VisualizerImpl() { LOG(DEBUG) << __func__; } ~VisualizerImpl()33 ~VisualizerImpl() { 34 cleanUp(); 35 LOG(DEBUG) << __func__; 36 } 37 38 ndk::ScopedAStatus commandImpl(CommandId command) override; 39 ndk::ScopedAStatus getDescriptor(Descriptor* _aidl_return) override; 40 ndk::ScopedAStatus setParameterSpecific(const Parameter::Specific& specific) override; 41 ndk::ScopedAStatus getParameterSpecific(const Parameter::Id& id, 42 Parameter::Specific* specific) override; 43 IEffect::Status effectProcessImpl(float* in, float* out, int process) override; 44 std::shared_ptr<EffectContext> createContext(const Parameter::Common& common) override; 45 RetCode releaseContext() override; 46 getContext()47 std::shared_ptr<EffectContext> getContext() override { return mContext; } getEffectName()48 std::string getEffectName() override { return kEffectName; } 49 50 private: 51 static const std::vector<Range::VisualizerRange> kRanges; 52 std::shared_ptr<VisualizerContext> mContext; 53 ndk::ScopedAStatus getParameterVisualizer(const Visualizer::Tag& tag, 54 Parameter::Specific* specific); 55 }; 56 57 } // namespace aidl::android::hardware::audio::effect 58