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revision 1053, Mon Jun 9 01:25:19 2003 UTC revision 1054, Mon Jun 9 13:55:56 2003 UTC
# Line 1  Line 1 
1  /**************************************************************************  /*****************************************************************************
2   *   *
3   *    XVID MPEG-4 VIDEO CODEC   *    XVID MPEG-4 VIDEO CODEC
4   *    mpeg-4 quantization/dequantization   *  - MPEG4 Quantization related header  -
5   *   *
6   *    This program is an implementation of a part of one or more MPEG-4   *  Copyright(C) 2001-2003 Peter Ross <pross@xvid.org>
  *    Video tools as specified in ISO/IEC 14496-2 standard.  Those intending  
  *    to use this software module in hardware or software products are  
  *    advised that its use may infringe existing patents or copyrights, and  
  *    any such use would be at such party's own risk.  The original  
  *    developer of this software module and his/her company, and subsequent  
  *    editors and their companies, will have no liability for use of this  
  *    software or modifications or derivatives thereof.  
7   *   *
8   *    This program is free software; you can redistribute it and/or modify   *    This program is free software; you can redistribute it and/or modify
9   *    it under the terms of the GNU General Public License as published by   *    it under the terms of the GNU General Public License as published by
# Line 24  Line 17 
17   *   *
18   *    You should have received a copy of the GNU General Public License   *    You should have received a copy of the GNU General Public License
19   *    along with this program; if not, write to the Free Software   *    along with this program; if not, write to the Free Software
20   *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21   *   *
22   *************************************************************************/   * $Id: quant_mpeg4.c,v 1.9.2.2 2003-06-09 13:55:25 edgomez Exp $
   
 /**************************************************************************  
  *  
  *    History:  
  *  
  *      26.01.2002    fixed  quant4_intra dcscalar signed/unsigned error  
  *  20.01.2002    increased accuracy of >> divide  
  *  26.12.2001    divide-by-multiplication optimization  
  *  22.12.2001    [-127,127] clamping removed; minor tweaks  
  *      19.11.2001    inital version <pross@cs.rmit.edu.au>  
23   *   *
24   *************************************************************************/   ****************************************************************************/
25    
26  #include "../global.h"  #include "../global.h"
27  #include "quant_mpeg4.h"  #include "quant_mpeg4.h"

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