blob: d24f3eedbc8d4637e105885ac749e7c879d9ad17 [file] [log] [blame]
/*
Copyright (C) 2006 Pedro Felzenszwalb
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* image conversion */
#ifndef CONV_H
#define CONV_H
#include <climits>
#include "third_party/segment/image.h"
#include "third_party/segment/imutil.h"
#include "third_party/segment/misc.h"
#define RED_WEIGHT 0.299
#define GREEN_WEIGHT 0.587
#define BLUE_WEIGHT 0.114
static image<float> *imageUCHARtoFLOAT(image<uchar> *input) {
int width = input->width();
int height = input->height();
image<float> *output = new image<float>(width, height, false);
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
imRef(output, x, y) = imRef(input, x, y);
}
}
return output;
}
#endif