5 * Copyright (C) 2007 Hiroshi Morii All Rights Reserved.
6 * Email koolsmoky(at)users.sourceforge.net
7 * Web http://www.3dfxzone.it/koolsmoky
9 * this is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2, or (at your option)
14 * this is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with GNU Make; see the file COPYING. If not, write to
21 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
24 #ifndef __TXRESAMPLE_H__
25 #define __TXRESAMPLE_H__
27 #include "TxInternal.h"
32 double tent(double x);
33 double gaussian(double x);
34 double sinc(double x);
35 double lanczos3(double x);
36 double mitchell(double x);
37 double besselI0(double x);
38 double kaiser(double x);
40 boolean minify(uint8 **src, int *width, int *height, int ratio);
41 boolean nextPow2(uint8** image, int* width, int* height, int bpp, boolean use_3dfx);
42 int nextPow2(int num);
45 #endif /* __TXRESAMPLE_H__ */