mirror of
https://github.com/Evolution-X/hardware_interfaces
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a4ab38caf0
Bug: 238913361 Test: atest VtsHalAudioEffectTargetTest atest VtsHalAudioEffectFactoryTargetTest atest VtsHalEqualizerTargetTest Change-Id: I94b2283ca2aa0e45715e1c9ac3ea6ad809ec2a2c
59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <atomic>
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#include <string>
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#include <thread>
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#include <android-base/thread_annotations.h>
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#include <system/thread_defs.h>
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#include "effect-impl/EffectTypes.h"
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namespace aidl::android::hardware::audio::effect {
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class EffectThread {
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public:
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// default priority is same as HIDL: ANDROID_PRIORITY_URGENT_AUDIO
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EffectThread();
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virtual ~EffectThread();
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// called by effect implementation.
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RetCode createThread(const std::string& name,
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const int priority = ANDROID_PRIORITY_URGENT_AUDIO);
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RetCode destroyThread();
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RetCode startThread();
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RetCode stopThread();
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// Will call process() in a loop if the thread is running.
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void threadLoop();
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// User of EffectThread must implement the effect processing logic in this method.
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virtual void process() = 0;
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const int MAX_TASK_COMM_LEN = 15;
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private:
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std::mutex mMutex;
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std::condition_variable mCv;
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bool mExit GUARDED_BY(mMutex) = false;
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bool mStop GUARDED_BY(mMutex) = true;
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std::thread mThread;
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int mPriority;
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std::string mName;
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};
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} // namespace aidl::android::hardware::audio::effect
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