1 /* 2 * Copyright (c) 2021 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 CAMERA_METADATA_INFO_H 17 #define CAMERA_METADATA_INFO_H 18 19 #include "camera_metadata_operator.h" 20 21 namespace OHOS { 22 namespace Camera { 23 class CameraMetadata { 24 public: 25 CameraMetadata(size_t itemCapacity, size_t dataCapacity); 26 ~CameraMetadata(); 27 28 bool addEntry(uint32_t item, const void *data, size_t data_count); 29 bool updateEntry(uint32_t tag, const void *data, size_t data_count); 30 common_metadata_header_t *get(); 31 const common_metadata_header_t *get() const; 32 bool isValid() const; 33 34 private: 35 common_metadata_header_t *metadata_; 36 37 bool resize_add_metadata(uint32_t item, const void *data, size_t data_count); 38 void replace_metadata(common_metadata_header_t *newMetadata); 39 }; 40 } // namespace Camera 41 } // namespace OHOS 42 #endif /* CAMERA_METADATA_INFO_H */ 43