private/camera/include/camera_metadata_hidden.h

/*
 * 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);

#ifdef __cplusplus
} /* extern "C" */
#endif

#endif /* SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H */