mirror of
https://github.com/openharmony/drivers_peripheral.git
synced 2026-08-25 02:23:31 -04:00
wwx1074746
50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
/*
|
|
* Copyright (c) 2021 Huawei Device 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 HOS_CAMERA_BUFFER_MANAGER_H
|
|
#define HOS_CAMERA_BUFFER_MANAGER_H
|
|
|
|
#include "ibuffer_pool.h"
|
|
#include <map>
|
|
#include <mutex>
|
|
|
|
namespace OHOS::Camera {
|
|
class BufferManager {
|
|
public:
|
|
|
|
// get a pointer of BufferManager
|
|
static BufferManager* GetInstance();
|
|
|
|
// generate a random id for buffer pool.
|
|
uint64_t GenerateBufferPoolId();
|
|
|
|
// get a buffer pool from id.
|
|
std::shared_ptr<IBufferPool> GetBufferPool(uint64_t id);
|
|
|
|
private:
|
|
BufferManager() = default;
|
|
BufferManager(const BufferManager&);
|
|
BufferManager& operator=(const BufferManager&);
|
|
BufferManager(BufferManager&&);
|
|
BufferManager& operator=(BufferManager&&);
|
|
|
|
~BufferManager() = default;
|
|
|
|
std::mutex lock_;
|
|
std::map<int64_t, std::weak_ptr<IBufferPool>> bufferPoolMap_;
|
|
};
|
|
} // namespace OHOS::Camera
|
|
#endif
|