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/*
* Copyright (C) 2011 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 ANDROID_CAMERA_CAMERA_FORMAT_CONVERTERS_H
#define ANDROID_CAMERA_CAMERA_FORMAT_CONVERTERS_H
/*
* Contains declaration of the API that allows converting frames from one
* pixel format to another.
*/
#include "camera-common.h"
/* Prototype of a routine that converts frame from one pixel format to another.
* Param:
* from - Frame to convert.
* width, height - Width, and height of the frame to convert.
* to - Buffer to receive the converted frame. Note that this buffer must
* be big enough to contain all the converted pixels!
*/
typedef void (*FormatConverter)(const uint8_t* from,
int width,
int height,
uint8_t* to);
/* Gets an address of a routine that provides frame conversion for the
* given pixel format.
* Param:
* from - Pixel format to convert from.
* to - Pixel format to convert to.
* Return:
* Address of an appropriate conversion routine, or NULL if no conversion
* routine exsits for the given pair of pixel formats.
*/
extern FormatConverter get_format_converted(uint32_t from, uint32_t to);
#endif /* ANDROID_CAMERA_CAMERA_FORMAT_CONVERTERS_H */
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