android13/hardware/rockchip/camera/psl/TaskThreadBase.h

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1.7 KiB
C++

/*
* Copyright (C) 2015-2017 Intel Corporation.
* Copyright (c) 2017, Fuzhou Rockchip Electronics Co., Ltd
*
* 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.
*/
#ifndef CAMERA3_HAL_TASKTHREADBASE_H_
#define CAMERA3_HAL_TASKTHREADBASE_H_
#include <memory>
#include <string>
#include "MessageThread.h"
namespace android {
namespace camera2 {
/**
* \class TaskThreadBase
* Base class containing base operations Task that wants
* to implement its own custom \e messageThreadLoop() and message queue
*
* If the basic common message queue operations are enough for the task,
* the Task can derive from \e ExecuteTaskBase
*
* \sa ExecuteTaskBase
*/
class TaskThreadBase : public IMessageHandler {
public:
TaskThreadBase(const char* name, int priority = PRIORITY_CAMERA) :
mThreadRunning(false),
mName(name),
mPriority(priority) {}
protected:
status_t initMessageThread();
virtual status_t deInit();
virtual status_t requestExitAndWait() = 0;
protected:
std::unique_ptr<MessageThread> mMessageThread;
bool mThreadRunning;
std::string mName;
private:
int mPriority;
};
} // namespace camera2
} // namespace android
#endif // CAMERA3_HAL_TASKTHREADBASE_H_