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 UTILS_BLOCK_QUEUE_POOL_H 17 #define UTILS_BLOCK_QUEUE_POOL_H 18 #include <vector> 19 #include <map> 20 #include <cstdint> 21 #include "block_queue.h" 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 #include "libavcodec/avcodec.h" 27 #ifdef __cplusplus 28 } 29 #endif 30 31 namespace OHOS { 32 namespace MediaAVCodec { 33 struct SamplePacket { 34 uint64_t offset; 35 AVPacket* pkt; 36 }; 37 38 class BlockQueuePool { 39 public: 40 explicit BlockQueuePool(std::string name, size_t singleQueSize = SINGLE_QUEUE_SIZE) name_(std::move (name))41 : name_(std::move(name)), singleQueSize_(singleQueSize) 42 { 43 } 44 ~BlockQueuePool(); 45 46 int32_t AddTrackQueue(uint32_t trackIndex); 47 int32_t RemoveTrackQueue(uint32_t trackIndex); 48 bool HasCache(uint32_t trackIndex); 49 void ResetQueue(uint32_t queueIndex); 50 void FreeQueue(uint32_t queueIndex); 51 bool Push(uint32_t trackIndex, std::shared_ptr<SamplePacket> block); 52 std::shared_ptr<SamplePacket> Pop(uint32_t trackIndex); 53 std::shared_ptr<SamplePacket> Front(uint32_t trackIndex); 54 55 private: 56 struct InnerQueue { 57 bool isValid; 58 std::shared_ptr<BlockQueue<std::shared_ptr<SamplePacket>>> blockQue; 59 }; 60 static constexpr size_t SINGLE_QUEUE_SIZE = 100; 61 std::string name_; 62 uint32_t queCount_ = 0; 63 std::map<uint32_t, InnerQueue> quePool_; 64 std::map<uint32_t, std::vector<uint32_t>> queMap_; 65 size_t singleQueSize_; 66 uint32_t GetValidQueue(); 67 bool InnerQueueIsFull(uint32_t queueIndex); 68 bool HasQueue(uint32_t trackIndex); 69 }; 70 } // namespace MediaAVCodec 71 } // namespace OHOS 72 #endif // !UTILS_BLOCK_QUEUE_POOL_H