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revision 390, Wed Sep 4 06:24:37 2002 UTC revision 427, Thu Sep 5 21:44:11 2002 UTC
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1   /******************************************************************************  /*****************************************************************************
2    *                                                                            *   *
3    *  This file is part of XviD, a free MPEG-4 video encoder/decoder            *   *  XVID MPEG-4 VIDEO CODEC
4    *                                                                            *   *  - MacroBlock transfer and quantization -
5    *  XviD is an implementation of a part of one or more MPEG-4 Video tools     *   *
6    *  as specified in ISO/IEC 14496-2 standard.  Those intending to use this    *   *  Copyright(C) 2002-2001 Michael Militzer <isibaar@xvid.org>
7    *  software module in hardware or software products are advised that its     *   *               2002-2001 Peter Ross <pross@cs.rmit.edu.au>
8    *  use may infringe existing patents or copyrights, and any such use         *   *
9    *  would be at such party's own risk.  The original developer of this        *   *  This program is an implementation of a part of one or more MPEG-4
10    *  software module and his/her company, and subsequent editors and their     *   *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending
11    *  companies, will have no liability for use of this software or             *   *  to use this software module in hardware or software products are
12    *  modifications or derivatives thereof.                                     *   *  advised that its use may infringe existing patents or copyrights, and
13    *                                                                            *   *  any such use would be at such party's own risk.  The original
14    *  XviD is free software; you can redistribute it and/or modify it           *   *  developer of this software module and his/her company, and subsequent
15    *  under the terms of the GNU General Public License as published by         *   *  editors and their companies, will have no liability for use of this
16    *  the Free Software Foundation; either version 2 of the License, or         *   *  software or modifications or derivatives thereof.
17    *  (at your option) any later version.                                       *   *
18    *                                                                            *   *  This program is free software; you can redistribute it and/or modify
19    *  XviD is distributed in the hope that it will be useful, but               *   *  it under the terms of the GNU General Public License as published by
20    *  WITHOUT ANY WARRANTY; without even the implied warranty of                *   *  the Free Software Foundation; either version 2 of the License, or
21    *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *   *  (at your option) any later version.
22    *  GNU General Public License for more details.                              *   *
23    *                                                                            *   *  This program is distributed in the hope that it will be useful,
24    *  You should have received a copy of the GNU General Public License         *   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
25    *  along with this program; if not, write to the Free Software               *   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
26    *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA  *   *  GNU General Public License for more details.
27    *                                                                            *   *
28    ******************************************************************************/   *  You should have received a copy of the GNU General Public License
29     *  along with this program; if not, write to the Free Software
30   /******************************************************************************   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
31    *                                                                            *   *
32    *  mbtransquant.c                                                            *   * $Id: mbtransquant.c,v 1.12 2002-09-05 21:44:11 edgomez Exp $
33    *                                                                            *   *
34    *  Copyright (C) 2001 - Peter Ross <pross@cs.rmit.edu.au>                    *   ****************************************************************************/
   *  Copyright (C) 2001 - Michael Militzer <isibaar@xvid.org>                  *  
   *                                                                            *  
   *  For more information visit the XviD homepage: http://www.xvid.org         *  
   *                                                                            *  
   ******************************************************************************/  
   
  /******************************************************************************  
   *                                                                            *  
   *  Revision history:                                                         *  
   *                                                                            *  
   *  29.03.2002 interlacing speedup - used transfer strides instead of             *  
   *             manual field-to-frame conversion                                                           *  
   *  26.03.2002 interlacing support - moved transfers outside loops                        *  
   *  22.12.2001 get_dc_scaler() moved to common.h                                                          *  
   *  19.11.2001 introduced coefficient thresholding (Isibaar)                  *  
   *  17.11.2001 initial version                                                *  
   *                                                                            *  
   ******************************************************************************/  
35    
36  #include <string.h>  #include <string.h>
37    

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