1 /*
2  * Copyright 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H
18 #define SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H
19 
20 #include <system/camera_vendor_tags.h>
21 
22 /**
23  * Error codes returned by vendor tags ops operations. These are intended
24  * to be used by all framework code that uses the return values from the
25  * vendor operations object.
26  */
27 #define VENDOR_SECTION_NAME_ERR   NULL
28 #define VENDOR_TAG_NAME_ERR       NULL
29 #define VENDOR_TAG_COUNT_ERR      (-1)
30 #define VENDOR_TAG_TYPE_ERR       (-1)
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 /** **These are private functions for use only by the camera framework.** **/
36 
37 /**
38  * Set the global vendor tag operations object used to define vendor tag
39  * structure when parsing camera metadata with functions defined in
40  * system/media/camera/include/camera_metadata.h.
41  */
42 ANDROID_API
43 int set_camera_metadata_vendor_ops(const vendor_tag_ops_t *query_ops);
44 
45 #ifdef __cplusplus
46 } /* extern "C" */
47 #endif
48 
49 #endif /* SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H */
50