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 META_UTILS 17 #define META_UTILS 18 19 #include "media_types.h" 20 #include "meta.h" 21 #include "meta_key.h" 22 23 namespace OHOS { 24 namespace Media { 25 namespace MetaUtils { CheckFileType(const std::shared_ptr<Meta> meta)26inline bool CheckFileType(const std::shared_ptr<Meta> meta) 27 { 28 if (meta == nullptr) { 29 return false; 30 } 31 FileType fileType = FileType::UNKNOW; 32 return meta->Get<Tag::MEDIA_FILE_TYPE>(fileType) && fileType != FileType::UNKNOW; 33 } 34 CheckHasAudio(const std::shared_ptr<Meta> meta)35inline bool CheckHasAudio(const std::shared_ptr<Meta> meta) 36 { 37 if (meta == nullptr) { 38 return false; 39 } 40 bool hasAudio = false; 41 meta->Get<Tag::MEDIA_HAS_AUDIO>(hasAudio); 42 return hasAudio; 43 } 44 CheckHasVideo(const std::shared_ptr<Meta> meta)45inline bool CheckHasVideo(const std::shared_ptr<Meta> meta) 46 { 47 if (meta == nullptr) { 48 return false; 49 } 50 bool hasVideo = false; 51 meta->Get<Tag::MEDIA_HAS_VIDEO>(hasVideo); 52 return hasVideo; 53 } 54 } // namespace MetaUtils 55 } // namespace Media 56 } // namespace OHOS 57 #endif // META_UTILS