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revision 1.11, Sun Nov 17 00:51:11 2002 UTC revision 1.12, Sat Feb 15 15:22:19 2003 UTC
# Line 3  Line 3 
3   *  XVID MPEG-4 VIDEO CODEC   *  XVID MPEG-4 VIDEO CODEC
4   *  - 8<->16 bit buffer transfer header -   *  - 8<->16 bit buffer transfer header -
5   *   *
6   *  Copyright(C) 2002 Michael Militzer <isibaar@xvid.org>   *  This program is an implementation of a part of one or more MPEG-4
7     *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending
8     *  to use this software module in hardware or software products are
9     *  advised that its use may infringe existing patents or copyrights, and
10     *  any such use would be at such party's own risk.  The original
11     *  developer of this software module and his/her company, and subsequent
12     *  editors and their companies, will have no liability for use of this
13     *  software or modifications or derivatives thereof.
14   *   *
15   *  This file is part of XviD, a free MPEG-4 video encoder/decoder   *  This program is free software ; you can redistribute it and/or modify
16   *   *  it under the terms of the GNU General Public License as published by
  *  XviD is free software; you can redistribute it and/or modify it  
  *  under the terms of the GNU General Public License as published by  
17   *  the Free Software Foundation; either version 2 of the License, or   *  the Free Software Foundation; either version 2 of the License, or
18   *  (at your option) any later version.   *  (at your option) any later version.
19   *   *
# Line 21  Line 26 
26   *  along with this program; if not, write to the Free Software   *  along with this program; if not, write to the Free Software
27   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
28   *   *
29   *  Under section 8 of the GNU General Public License, the copyright   ****************************************************************************/
30   *  holders of XVID explicitly forbid distribution in the following  /*****************************************************************************
31   *  countries:   *
32   *   *  History
  *    - 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.  
33   *   *
34     *  - Sun Jun 16 00:12:49 2002 Added legal header
35     *                             Cosmetic
36   * $Id$   * $Id$
37   *   *
38   ****************************************************************************/   ****************************************************************************/
39    
40    
41  #ifndef _MEM_TRANSFER_H  #ifndef _MEM_TRANSFER_H
42  #define _MEM_TRANSFER_H  #define _MEM_TRANSFER_H
43    
# Line 73  Line 57 
57  /* Implemented functions */  /* Implemented functions */
58  TRANSFER_8TO16COPY transfer_8to16copy_c;  TRANSFER_8TO16COPY transfer_8to16copy_c;
59  TRANSFER_8TO16COPY transfer_8to16copy_mmx;  TRANSFER_8TO16COPY transfer_8to16copy_mmx;
60    TRANSFER_8TO16COPY transfer_8to16copy_3dne;
61  TRANSFER_8TO16COPY transfer_8to16copy_ia64;  TRANSFER_8TO16COPY transfer_8to16copy_ia64;
62    
63  /*****************************************************************************  /*****************************************************************************
# Line 90  Line 75 
75  /* Implemented functions */  /* Implemented functions */
76  TRANSFER_16TO8COPY transfer_16to8copy_c;  TRANSFER_16TO8COPY transfer_16to8copy_c;
77  TRANSFER_16TO8COPY transfer_16to8copy_mmx;  TRANSFER_16TO8COPY transfer_16to8copy_mmx;
78    TRANSFER_16TO8COPY transfer_16to8copy_3dne;
79  TRANSFER_16TO8COPY transfer_16to8copy_ia64;  TRANSFER_16TO8COPY transfer_16to8copy_ia64;
80    
81  /*****************************************************************************  /*****************************************************************************
82   * transfer8to16 + substraction op API   * transfer8to16 + substraction *writeback* op API
83   ****************************************************************************/   ****************************************************************************/
84    
85  typedef void (TRANSFER_8TO16SUB) (int16_t * const dct,  typedef void (TRANSFER_8TO16SUB) (int16_t * const dct,
# Line 109  Line 95 
95  /* Implemented functions */  /* Implemented functions */
96  TRANSFER_8TO16SUB transfer_8to16sub_c;  TRANSFER_8TO16SUB transfer_8to16sub_c;
97  TRANSFER_8TO16SUB transfer_8to16sub_mmx;  TRANSFER_8TO16SUB transfer_8to16sub_mmx;
98    TRANSFER_8TO16SUB transfer_8to16sub_3dne;
99  TRANSFER_8TO16SUB transfer_8to16sub_ia64;  TRANSFER_8TO16SUB transfer_8to16sub_ia64;
100    
101  /*****************************************************************************  /*****************************************************************************
102     * transfer8to16 + substraction *readonly* op API
103     ****************************************************************************/
104    
105    typedef void (TRANSFER_8TO16SUBRO) (int16_t * const dct,
106                                                                      const uint8_t * const cur,
107                                                                      const uint8_t * ref,
108                                                                      const uint32_t stride);
109    
110    typedef TRANSFER_8TO16SUBRO *TRANSFER_8TO16SUBRO_PTR;
111    
112    /* Our global function pointer - Initialized in xvid.c */
113    extern TRANSFER_8TO16SUBRO_PTR transfer_8to16subro;
114    
115    /* Implemented functions */
116    TRANSFER_8TO16SUBRO transfer_8to16subro_c;
117    TRANSFER_8TO16SUBRO transfer_8to16subro_mmx;
118    TRANSFER_8TO16SUBRO transfer_8to16subro_3dne;
119    
120    /*****************************************************************************
121   * transfer8to16 + substraction op API - Bidirectionnal Version   * transfer8to16 + substraction op API - Bidirectionnal Version
122   ****************************************************************************/   ****************************************************************************/
123    
# Line 130  Line 136 
136  TRANSFER_8TO16SUB2 transfer_8to16sub2_c;  TRANSFER_8TO16SUB2 transfer_8to16sub2_c;
137  TRANSFER_8TO16SUB2 transfer_8to16sub2_mmx;  TRANSFER_8TO16SUB2 transfer_8to16sub2_mmx;
138  TRANSFER_8TO16SUB2 transfer_8to16sub2_xmm;  TRANSFER_8TO16SUB2 transfer_8to16sub2_xmm;
139    TRANSFER_8TO16SUB2 transfer_8to16sub2_3dne;
140  TRANSFER_8TO16SUB2 transfer_8to16sub2_ia64;  TRANSFER_8TO16SUB2 transfer_8to16sub2_ia64;
141    
142    
# Line 149  Line 156 
156  /* Implemented functions */  /* Implemented functions */
157  TRANSFER_16TO8ADD transfer_16to8add_c;  TRANSFER_16TO8ADD transfer_16to8add_c;
158  TRANSFER_16TO8ADD transfer_16to8add_mmx;  TRANSFER_16TO8ADD transfer_16to8add_mmx;
159    TRANSFER_16TO8ADD transfer_16to8add_3dne;
160  TRANSFER_16TO8ADD transfer_16to8add_ia64;  TRANSFER_16TO8ADD transfer_16to8add_ia64;
161    
162  /*****************************************************************************  /*****************************************************************************
# Line 167  Line 175 
175  /* Implemented functions */  /* Implemented functions */
176  TRANSFER8X8_COPY transfer8x8_copy_c;  TRANSFER8X8_COPY transfer8x8_copy_c;
177  TRANSFER8X8_COPY transfer8x8_copy_mmx;  TRANSFER8X8_COPY transfer8x8_copy_mmx;
178    TRANSFER8X8_COPY transfer8x8_copy_3dne;
179  TRANSFER8X8_COPY transfer8x8_copy_ia64;  TRANSFER8X8_COPY transfer8x8_copy_ia64;
180    
181    
182    static __inline void
183    transfer16x16_copy(uint8_t * const dst,
184                                            const uint8_t * const src,
185                                            const uint32_t stride)
186    {
187            transfer8x8_copy(dst, src, stride);
188            transfer8x8_copy(dst + 8, src + 8, stride);
189            transfer8x8_copy(dst + 8*stride, src + 8*stride, stride);
190            transfer8x8_copy(dst + 8*stride + 8, src + 8*stride + 8, stride);
191    }
192    
193    static __inline void
194    transfer32x32_copy(uint8_t * const dst,
195                                            const uint8_t * const src,
196                                            const uint32_t stride)
197    {
198            transfer16x16_copy(dst, src, stride);
199            transfer16x16_copy(dst + 16, src + 16, stride);
200            transfer16x16_copy(dst + 16*stride, src + 16*stride, stride);
201            transfer16x16_copy(dst + 16*stride + 16, src + 16*stride + 16, stride);
202    }
203    
204    
205  #endif  #endif

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