mirror of
https://github.com/openharmony/drivers_peripheral.git
synced 2026-08-25 13:19:36 -04:00
zhangguorong
56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
/*
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* Copyright (c) 2022 Shenzhen Kaihong DID Co., Ltd.
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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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#ifndef BUFFER_MANAGER_H
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#define BUFFER_MANAGER_H
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#include <queue>
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#include <signal.h>
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#include <pthread.h>
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#include "codec_type.h"
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#include "osal_mutex.h"
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#define CODEC_STATUS_RUN 0
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#define CODEC_STATUS_STOPPED 1
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#define HDF_NANO_UNITS 1000000000
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template <class T>
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class BufferManager {
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public:
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BufferManager();
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~BufferManager();
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void Stop();
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T* GetBuffer(uint32_t timeoutMs, bool isChecking);
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T* GetUsedBuffer(uint32_t timeoutMs, bool isChecking);
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void PutBuffer(T *info);
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void PutUsedBuffer(T *info);
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private:
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void ConstructTimespec(struct timespec *time, uint32_t timeoutMs);
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T* PollBufferQueue(bool isChecking);
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T* PollUsedBufferQueue(bool isChecking);
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int32_t status;
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OsalMutex bufferQueueLock;
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OsalMutex usedBufferQueueLock;
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pthread_cond_t inputCond = PTHREAD_COND_INITIALIZER;
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pthread_cond_t outputCond = PTHREAD_COND_INITIALIZER;
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std::queue<T*> bufferQueue;
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std::queue<T*> usedBufferQueue;
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};
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#endif // BUFFER_MANAGER_H
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