1 /* 2 * Copyright (C) 2023 Huawei Device 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 MUXER_BUFFER_POOL_H 17 #define MUXER_BUFFER_POOL_H 18 19 #include <list> 20 #include <string> 21 #include <memory> 22 #include <mutex> 23 24 namespace OHOS { 25 namespace MediaAVCodec { 26 class MuxerBufferPool { 27 public: 28 explicit MuxerBufferPool(std::string name, size_t capacity = defaultPoolSize); 29 ~MuxerBufferPool(); 30 std::shared_ptr<uint8_t> AcquireBuffer(int32_t size); 31 void ReleaseBuffer(std::shared_ptr<uint8_t> buffer); 32 void Reset(); 33 std::string GetName(); 34 private: 35 using MuxerBuffer = std::pair<std::shared_ptr<uint8_t>, int32_t>; 36 std::list<MuxerBuffer> idleList_; 37 std::list<MuxerBuffer> busyList_; 38 std::string name_; 39 const size_t capacity_; 40 std::mutex mutex_; 41 static const size_t defaultPoolSize = 16; 42 }; 43 } 44 } 45 #endif