1 /* 2 * Copyright (C) 2025 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 OHOS_MEDIALIBRARY_COVER_POSITION_PARSER_H 17 #define OHOS_MEDIALIBRARY_COVER_POSITION_PARSER_H 18 19 #include <queue> 20 #include <mutex> 21 #include <string> 22 23 #include "cloud_media_define.h" 24 25 namespace OHOS { 26 namespace Media { 27 class EXPORT CoverPositionParser { 28 public: 29 static CoverPositionParser &GetInstance(); 30 bool AddTask(const std::string &path, const std::string &fileUri); 31 32 private: 33 void StartTask(); 34 void ProcessCoverPosition(); 35 std::pair<std::string, std::string> GetNextTask(); 36 void UpdateCoverPosition(const std::string &path); 37 void SendUpdateNotify(const std::string &fileUri); 38 39 private: 40 std::queue<std::pair<std::string, std::string>> tasks_; 41 std::mutex mtx_; 42 bool processing_ = false; 43 }; 44 } // namespace Media 45 } // namespace OHOS 46 #endif // OHOS_MEDIALIBRARY_COVER_POSITION_PARSER_H 47