1 /* 2 * Copyright (c) 2022-2023 Shenzhen Kaihong DID Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef BUFFER_MANAGER_H 17 #define BUFFER_MANAGER_H 18 19 #include <queue> 20 #include <csignal> 21 #include <pthread.h> 22 #include "codec_type.h" 23 #include "osal_mutex.h" 24 25 #define CODEC_STATUS_RUN 0 26 #define CODEC_STATUS_STOPPED 1 27 28 #define HDF_NANO_UNITS 1000000000 29 30 class BufferManager { 31 public: 32 BufferManager(); 33 ~BufferManager(); 34 void Stop(); 35 CodecBuffer* GetBuffer(uint32_t timeoutMs, bool isChecking); 36 CodecBuffer* GetUsedBuffer(uint32_t timeoutMs, bool isChecking); 37 void PutBuffer(CodecBuffer *buffer); 38 void PutUsedBuffer(CodecBuffer *buffer); 39 40 private: 41 void ConstructTimespec(struct timespec *time, uint32_t timeoutMs); 42 CodecBuffer* PollBufferQueue(bool isChecking); 43 CodecBuffer* PollUsedBufferQueue(bool isChecking); 44 45 int32_t status = 0; 46 OsalMutex bufferQueueLock; 47 OsalMutex usedBufferQueueLock; 48 pthread_cond_t inputCond = PTHREAD_COND_INITIALIZER; 49 pthread_cond_t outputCond = PTHREAD_COND_INITIALIZER; 50 std::queue<CodecBuffer*> bufferQueue; 51 std::queue<CodecBuffer*> usedBufferQueue; 52 }; 53 54 #endif // BUFFER_MANAGER_H 55 56