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Revision 1984 - (download) (annotate)
Wed May 18 08:51:47 2011 UTC (8 years, 10 months ago) by Isibaar
File size: 1942 byte(s)
backported new DCT/IDCT C-implementations from trunk
/*****************************************************************************
 *
 *  XVID MPEG-4 VIDEO CODEC
 *  - Inverse DCT header  -
 *
 *  Copyright(C) 2001-2011 Michael Militzer <michael@xvid.org>
 *
 *  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
 *
 * $Id: idct.h,v 1.13 2008-11-26 01:04:34 Isibaar Exp $
 *
 ****************************************************************************/

#ifndef _IDCT_H_
#define _IDCT_H_

#include "../portab.h"

void idct_int32_init();
void idct_ia64_init();

typedef void (idctFunc) (short *const block);
typedef idctFunc *idctFuncPtr;

extern idctFuncPtr idct;

idctFunc idct_int32;
idctFunc simple_idct_c;		/* Michael Niedermayer */

#if defined(ARCH_IS_IA32) || defined(ARCH_IS_X86_64)
idctFunc idct_mmx;			/* AP-992, Peter Gubanov, Michel Lespinasse */
idctFunc idct_xmm;			/* AP-992, Peter Gubanov, Michel Lespinasse */
idctFunc idct_3dne;			/* AP-992, Peter Gubanov, Michel Lespinasse, Jaan Kalda */
idctFunc idct_sse2_skal;	/* Skal's one, IEEE 1180 compliant */
idctFunc idct_sse2_dmitry;	/* Dmitry Rozhdestvensky */
#endif

#ifdef ARCH_IS_IA64
idctFunc idct_ia64;
#endif

#ifdef ARCH_IS_PPC
idctFunc idct_altivec_c;
#endif

#endif							/* _IDCT_H_ */

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