/***
 **     libface - Library of face recognition and supporting algorithms
        Copyright (c) 2003 Stefan Farthofer

	This file is part of libface, which 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

	For further information seek us at http://sourceforge.net/projects/openbio/
**	or write an email to dimitri.pissarenko@gmx.net or farthofer@chello.at.
***/

#include <IL/IL.h>
#include <IL/ilu.h>
#include "frbase.h"
#include "fr.h"
#include <malloc.h>

int pgPreprocess(FRimage* in, FRimage** out, FRbox* box, int w, int h) {
	ILuint imgnr;
	int err;

	
	frImgGetILImgFloat(&imgnr, in);
	ilBindImage(imgnr);
	ilConvertImage(IL_LUMINANCE, IL_UNSIGNED_BYTE);

	iluCrop((ILuint)box->x1, (ILuint)box->y1, 1, (ILuint)(box->x4-box->x1), (ILuint)(box->y2-box->y1),1);
	iluImageParameter(ILU_FILTER, ILU_BILINEAR);
	iluScale(w,h,1);


	ilConvertImage(IL_LUMINANCE, IL_FLOAT);
	*out=(FRimage*)malloc(sizeof(FRimage));
	frImgLoadBound(*out);
	ilDeleteImages(1, &imgnr);
	return FR_ERR_NOTIMPL;
}