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libimg_sse.h
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libimg_sse.h
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/* File: libimg_sse.h
Date: 23.01.2011 23:11
Author: <Radek Fer> xferra00@stud.fit.vutbr.cz
Project: libimg_sse
Description: Useful quick (SSE accelerated) functions for image processing
Copyright (C) 2002 Radek Fer
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
in a file called COPYING along with this program; if not, write to
the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA
02139, USA.
*/
#ifndef __LIBIMG_SSE_H__
#define __LIBIMG_SSE_H__
/* compute sum of absolute differences for corresponding bytes in 2 arrays
* given by pointers $img1 and $img2, both with same lenght $lenght
*/
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __i386__
unsigned int absdiff(const unsigned char *img1,
const unsigned char *img2, unsigned int length)__attribute((cdecl));
#else
unsigned int absdiff(const unsigned char *img1,
const unsigned char *img2, unsigned int length);
#endif
#ifdef __cplusplus
}
#endif
#endif