Diff of /trunk/xvidcore/src/dct/x86_asm/idct_mmx.asm

-revision 649, Sat Nov 16 23:51:58 2002 UTC
+revision 851, Sat Feb 15 15:22:19 2003 UTC
 Line 1
- ;/*****************************************************************************
+ ; Originally provided by Intel at AP-922
- ; *
+ ; http://developer.intel.com/vtune/cbts/strmsimd/922down.htm
- ; *  XVID MPEG-4 VIDEO CODEC
+ ; (See more app notes at http://developer.intel.com/vtune/cbts/strmsimd/appnotes.htm)
- ; *  mmx version - inverse discrete cosine transformation
+ ; but in a limited edition.
- ; *
+ ; New macro implements a column part for precise iDCT
- ; *  Initial version provided by Intel at AppNote AP-922
+ ; The routine precision now satisfies IEEE standard 1180-1990.
- ; *  Copyright (C) 1999 Intel Corporation,
+ ;
- ; *
+ ; Copyright (c) 2000-2001 Peter Gubanov <peter@elecard.net.ru>
- ; *  Modifications
+ ; Rounding trick Copyright (c) 2000 Michel Lespinasse <walken@zoy.org>
- ; *  Copyright (c) 2000-2001 Peter Gubanov <peter@elecard.net.ru>
+ ;
- ; *  Copyright (c) 2000 Michel Lespinasse <walken@zoy.org>
+ ; http://www.elecard.com/peter/idct.html
- ; *
+ ; http://www.linuxvideo.org/mpeg2dec/
- ; *  ported to NASM and some minor changes
+ ;
- ; *  Copyright (C) 2001 Peter Ross <pross@xvid.org>
- ; *
- ; *  This file is part of XviD, a free MPEG-4 video encoder/decoder
- ; *
- ; *  XviD 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
- ; *
- ; *  Under section 8 of the GNU General Public License, the copyright
- ; *  holders of XVID explicitly forbid distribution in the following
- ; *  countries:
- ; *
- ; *    - Japan
- ; *    - United States of America
- ; *
- ; *  Linking XviD statically or dynamically with other modules is making a
- ; *  combined work based on XviD.  Thus, the terms and conditions of the
- ; *  GNU General Public License cover the whole combination.
- ; *
- ; *  As a special exception, the copyright holders of XviD give you
- ; *  permission to link XviD with independent modules that communicate with
- ; *  XviD solely through the VFW1.1 and DShow interfaces, regardless of the
- ; *  license terms of these independent modules, and to copy and distribute
- ; *  the resulting combined work under terms of your choice, provided that
- ; *  every copy of the combined work is accompanied by a complete copy of
- ; *  the source code of XviD (the version of XviD used to produce the
- ; *  combined work), being distributed under the terms of the GNU General
- ; *  Public License plus this exception.  An independent module is a module
- ; *  which is not derived from or based on XviD.
- ; *
- ; *  Note that people who make modified versions of XviD are not obligated
- ; *  to grant this special exception for their modified versions; it is
- ; *  their choice whether to do so.  The GNU General Public License gives
- ; *  permission to release a modified version without this exception; this
- ; *  exception also makes it possible to release a modified version which
- ; *  carries forward this exception.
- ; *
- ; * $Id: idct_mmx.asm,v 1.5 2002-11-16 23:51:58 edgomez Exp $
- ; *
- ; *************************************************************************/
  ;=============================================================================
  ;
  ; These examples contain code fragments for first stage iDCT 8x8
  ; (for rows) and first stage DCT 8x8 (for columns)
  ;
  ;=============================================================================
+ ;
+ ; 04.11.2001  nasm conversion; peter ross <pross@cs.rmit.edu.au>
+ ;
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