/* SPDX-License-Identifier: Apache-2.0 */ /* * Copyright 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H #define SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H #include <system/camera_vendor_tags.h> /** * Error codes returned by vendor tags ops operations. These are intended * to be used by all framework code that uses the return values from the * vendor operations object. */ #define VENDOR_SECTION_NAME_ERR NULL #define VENDOR_TAG_NAME_ERR NULL #define VENDOR_TAG_COUNT_ERR (-1) #define VENDOR_TAG_TYPE_ERR (-1) #ifdef __cplusplus extern "C" { #endif /** **These are private functions for use only by the camera framework.** **/ /** * Set the global vendor tag operations object used to define vendor tag * structure when parsing camera metadata with functions defined in * system/media/camera/include/camera_metadata.h. */ ANDROID_API int set_camera_metadata_vendor_ops(const vendor_tag_ops_t *query_ops); /** * Set the global vendor tag cache operations object used to define vendor tag * structure when parsing camera metadata with functions defined in * system/media/camera/include/camera_metadata.h. */ ANDROID_API int set_camera_metadata_vendor_cache_ops( const struct vendor_tag_cache_ops *query_cache_ops); /** * Set the vendor id for a particular metadata buffer. */ ANDROID_API void set_camera_metadata_vendor_id(camera_metadata_t *meta, metadata_vendor_id_t id); /** * Retrieve the vendor id for a particular metadata buffer. */ ANDROID_API metadata_vendor_id_t get_camera_metadata_vendor_id( const camera_metadata_t *meta); /** * Retrieve the type of a tag. Returns -1 if no such tag is defined. */ ANDROID_API int get_local_camera_metadata_tag_type_vendor_id(uint32_t tag, metadata_vendor_id_t id); /** * Retrieve the name of a tag. Returns NULL if no such tag is defined. */ ANDROID_API const char *get_local_camera_metadata_tag_name_vendor_id(uint32_t tag, metadata_vendor_id_t id); /** * Retrieve the name of a tag section. Returns NULL if no such tag is defined. */ ANDROID_API const char *get_local_camera_metadata_section_name_vendor_id(uint32_t tag, metadata_vendor_id_t id); /** * Retrieve the type of a tag. Returns -1 if no such tag is defined. */ ANDROID_API int get_local_camera_metadata_tag_type_vendor_id(uint32_t tag, metadata_vendor_id_t id); #ifdef __cplusplus } /* extern "C" */ #endif #endif /* SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H */