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/**
* @file alg_gamma.h
* @brief gamma correction algorithm definition
* @author Patrick Roth - roth@stettbacher.ch
* @version 1.0
* @date 2015-09-08
* @copyright 2012-2016 Stettbacher Signal Processing AG
*
* @remarks
*
* <PRE>
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* </PRE>
*
*/
/*
* This code inplements gamma correction algorithm and is pixel size independent. Including this code at the
* C-Source file will define the pixel-bit-depth (see gamma_corr.c).
*/
// static void gamma_corr8(uint8_t *img_rgb, const uint8_t *img_in, const int height, const int width, const int *gamma_table, const int is_color)
// static void gamma_corr16(uint8_t *img_rgb, const uint8_t *img_in, const int height, const int width, const int *gamma_table, const int is_color)
{
int index, num_pixel;
if(is_color) {
num_pixel = height*width*3;
}
else {
num_pixel = height*width;
}
for(index = 0; index < num_pixel; index++) {
img_rgb[index] = gamma_table[img_in[index]];
}
}
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