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/**
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
* 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.
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
* The Original Code is: all of this file.
* Contributor(s): none yet.
* ***** END GPL/BL DUAL LICENSE BLOCK *****
* This file was moved here from the src/ directory. It is meant to
* deal with endianness. It resided in a general blending lib. The
* other functions were only used during rendering. This single
* function remained. It should probably move to imbuf/intern/util.c,
* but we'll keep it here for the time being. (nzc)*/
/* imageprocess.c MIXED MODEL
* april 95
* $Id$
*/
#include "IMB_imbuf_types.h"
#include "IMB_imbuf.h"
/* Only this one is used liberally here, and in imbuf */
void IMB_convert_rgba_to_abgr(struct ImBuf *ibuf)
{
int size, do_float=0;
unsigned char rt, *cp = (unsigned char *)ibuf->rect;
float rtf, *cpf = ibuf->rect_float;
if (ibuf->rect_float) do_float = 1;
size = ibuf->x * ibuf->y;
while(size-- > 0) {
rt= cp[0];
cp[0]= cp[3];
cp[3]= rt;
rt= cp[1];
cp[1]= cp[2];
cp[2]= rt;
cp+= 4;
if (do_float) {
rtf= cpf[0];
cpf[0]= cpf[3];
cpf[3]= rtf;
rtf= cpf[1];
cpf[1]= cpf[2];
cpf[2]= rtf;
cpf+= 4;
}