[svn] / trunk / xvidcore / src / image / x86_asm / colorspace_yuv_mmx.asm Repository:
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revision 1381, Thu Mar 18 16:11:28 2004 UTC revision 1382, Mon Mar 22 22:36:25 2004 UTC
# Line 1  Line 1 
1  ;------------------------------------------------------------------------------  ;/****************************************************************************
2  ;  ; *
3  ;  This file is part of XviD, a free MPEG-4 video encoder/decoder  ; *  XVID MPEG-4 VIDEO CODEC
4  ;  ; *  - MMX and XMM YV12->YV12 conversion -
5  ;  This program is free software; you can redistribute it and/or modify it  ; *
6  ;  under the terms of the GNU General Public License as published by  ; *  Copyright(C) 2001 Michael Militzer <isibaar@xvid.org>
7  ;  the Free Software Foundation; either version 2 of the License, or  ; *
8  ;  (at your option) any later version.  ; *  This program is free software; you can redistribute it and/or modify it
9  ;  ; *  under the terms of the GNU General Public License as published by
10  ;  This program is distributed in the hope that it will be useful, but  ; *  the Free Software Foundation; either version 2 of the License, or
11  ;  WITHOUT ANY WARRANTY; without even the implied warranty of  ; *  (at your option) any later version.
12  ;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  ; *
13  ;  GNU General Public License for more details.  ; *  This program is distributed in the hope that it will be useful,
14  ;  ; *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  ;  You should have received a copy of the GNU General Public License  ; *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  ;  along with this program; if not, write to the Free Software  ; *  GNU General Public License for more details.
17  ;  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA  ; *
18  ;  ; *  You should have received a copy of the GNU General Public License
19  ;------------------------------------------------------------------------------  ; *  along with this program; if not, write to the Free Software
20  ;------------------------------------------------------------------------------  ; *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21  ;  ; *
22  ;  yuv_to_yuv.asm, MMX optimized color conversion  ; * $Id: colorspace_yuv_mmx.asm,v 1.3 2004-03-22 22:36:24 edgomez Exp $
23  ;  ; *
24  ;  Copyright (C) 2001 - Michael Militzer <isibaar@xvid.org>  ; ***************************************************************************/
 ;  
 ;  For more information visit the XviD homepage: http://www.xvid.org  
 ;  
 ;------------------------------------------------------------------------------  
 ;------------------------------------------------------------------------------  
 ;  
 ;  Revision history:  
 ;  
 ;  24.11.2001 initial version  (Isibaar)  
 ;  23.07.2002 thread safe (edgomez)  
 ;  
 ;  $Id: colorspace_yuv_mmx.asm,v 1.2 2003-02-15 15:22:18 edgomez Exp $  
 ;  
 ;------------------------------------------------------------------------------  
25    
26  BITS 32  BITS 32
27    
# Line 48  Line 34 
34          %endif          %endif
35  %endmacro  %endmacro
36    
37  SECTION .text  ;=============================================================================
38    ; Helper macros
39  ALIGN 64  ;=============================================================================
40    
41  ;------------------------------------------------------------------------------  ;------------------------------------------------------------------------------
42  ; PLANE_COPY ( DST, DST_DIF, SRC, SRC_DIF, WIDTH, HEIGHT, OPT )  ; PLANE_COPY ( DST, DST_DIF, SRC, SRC_DIF, WIDTH, HEIGHT, OPT )
# Line 62  Line 48 
48  ; HEIGHT        height  ; HEIGHT        height
49  ; OPT           0=plain mmx, 1=xmm  ; OPT           0=plain mmx, 1=xmm
50  ;------------------------------------------------------------------------------  ;------------------------------------------------------------------------------
51    
52  %macro  PLANE_COPY      7  %macro  PLANE_COPY      7
53  %define DST                     %1  %define DST                     %1
54  %define DST_DIF         %2  %define DST_DIF         %2
# Line 80  Line 67 
67          shr eax, 6                      ; $eax$ = width / 64          shr eax, 6                      ; $eax$ = width / 64
68          and ebx, 63                     ; remainder = width % 64          and ebx, 63                     ; remainder = width % 64
69          mov edx, ebx          mov edx, ebx
70          shr ebx, 4                      ; $ebx$ = reaminder / 16    shr ebx, 4                ; $ebx$ = remainder / 16
71          and edx, 15                     ; $edx$ = remainder % 16          and edx, 15                     ; $edx$ = remainder % 16
72    
73  %%loop64_start  %%loop64_start
# Line 157  Line 144 
144          dec ebp          dec ebp
145          jnz near %%loop64_start          jnz near %%loop64_start
146  %endmacro  %endmacro
 ;------------------------------------------------------------------------------  
   
   
147    
148  ;------------------------------------------------------------------------------  ;------------------------------------------------------------------------------
149  ; MAKE_YV12_TO_YV12( NAME, OPT )  ; MAKE_YV12_TO_YV12( NAME, OPT )
# Line 175  Line 159 
159  %macro  MAKE_YV12_TO_YV12       2  %macro  MAKE_YV12_TO_YV12       2
160  %define NAME            %1  %define NAME            %1
161  %define OPT                     %2  %define OPT                     %2
162  align 16  ALIGN 16
163  cglobal NAME  cglobal NAME
164  NAME  NAME:
165  %define pushsize        16  %define pushsize        16
166  %define localsize       24  %define localsize       24
167    
# Line 275  Line 259 
259    
260          ret          ret
261  %endmacro  %endmacro
 ;------------------------------------------------------------------------------  
262    
263    ;=============================================================================
264    ; Code
265    ;=============================================================================
266    
267    SECTION .text
268    
269  MAKE_YV12_TO_YV12       yv12_to_yv12_mmx, 0  MAKE_YV12_TO_YV12       yv12_to_yv12_mmx, 0
270    
271  MAKE_YV12_TO_YV12       yv12_to_yv12_xmm, 1  MAKE_YV12_TO_YV12       yv12_to_yv12_xmm, 1
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