;/****************************************************************************; *; *  XVID MPEG-4 VIDEO CODEC; *  - MMX and XMM YUYV<->YV12 conversion -; *; *  Copyright(C) 2002 Peter Ross <pross@xvid.org>; *; *  This program 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; *; * $Id$; *; ***************************************************************************/BITS 32%macro cglobal 1	%ifdef PREFIX		global _%1		%define %1 _%1	%else		global %1	%endif%endmacro;=============================================================================; Read only data;=============================================================================%ifdef FORMAT_COFFSECTION .rodata data%elseSECTION .rodata data align=16%endif;-----------------------------------------------------------------------------; yuyv/uyvy mask for extracting yuv components;-----------------------------------------------------------------------------;				y     u     y     v     y     u     y     vALIGN 16yuyv_mask:	db 0xff,  0,  0xff,   0,   0xff,  0,   0xff,  0mmx_one:    dw 1, 1, 1, 1;=============================================================================; helper macros used with colorspace_mmx.inc;=============================================================================;-----------------------------------------------------------------------------; YUYV_TO_YV12( TYPE, PAVG );; TYPE	0=yuyv, 1=uyvy; PAVG  0=mmx, pavgusb=3dnow, pavgb=xmm;; bytes=2, pixels = 8, vpixels=2;-----------------------------------------------------------------------------%macro YUYV_TO_YV12_INIT		2  movq mm7, [yuyv_mask]%endmacro%macro YUYV_TO_YV12             2  movq mm0, [edi]               ; x_ptr[0]  movq mm1, [edi + 8]           ; x_ptr[8]  movq mm2, [edi + edx]         ; x_ptr[x_stride + 0]  movq mm3, [edi + edx + 8]     ; x_ptr[x_stride + 8]    ; average uv-components;---[ plain mmx ]----------------------------------------------------%ifidn %2,0     ; if (%2 eq "0")  movq mm4, mm0  movq mm5, mm2%if %1 == 0         ; yuyv  psrlw mm4, 8  psrlw mm5, 8%endif  pand mm4, mm7  pand mm5, mm7  paddw mm4, mm5  movq mm5, mm1  movq mm6, mm3%if %1 == 0         ; yuyv  psrlw mm5, 8  psrlw mm6, 8%endif  pand mm5, mm7  pand mm6, mm7  paddw mm5, mm6  paddw mm4, [mmx_one]      ; +1 rounding  paddw mm5, [mmx_one]      ;  psrlw mm4, 1  psrlw mm5, 1;---[ 3dnow/xmm ]----------------------------------------------------%else  movq mm4, mm0  movq mm5, mm1  %2 mm4, mm2           ;pavgb/pavgusb mm4, mm2  %2 mm5, mm3           ;pavgb/pavgusb mm5, mm3  ;;movq mm6, mm0       ; 0 rounding  ;;pxor mm6, mm2       ;  ;;psubb mm4, mm6      ;  ;;movq mm6, mm1       ;  ;;pxor mm6, mm3       ;  ;;psubb mm5, mm5      ;%if %1 == 0             ; yuyv  psrlw mm4, 8  psrlw mm5, 8%endif  pand mm4, mm7  pand mm5, mm7%endif;--------------------------------------------------------------------    ; write y-component%if %1 == 1         ; uyvy  psrlw mm0, 8  psrlw mm1, 8  psrlw mm2, 8  psrlw mm3, 8%endif  pand mm0, mm7  pand mm1, mm7  pand mm2, mm7  pand mm3, mm7  packuswb mm0, mm1  packuswb mm2, mm3%ifidn %2,pavgb         ; xmm  movntq [esi], mm0  movntq [esi+eax], mm2%else                   ; plain mmx,3dnow  movq [esi], mm0  movq [esi+eax], mm2%endif    ; write uv-components  packuswb mm4, mm5  movq mm5, mm4  psrlq mm4, 8  pand mm5, mm7  pand mm4, mm7  packuswb mm5,mm5  packuswb mm4,mm4  movd [ebx],mm5  movd [ecx],mm4%endmacro;-----------------------------------------------------------------------------; YV12_TO_YUYV( TYPE );; TYPE  0=yuyv, 1=uyvy;; bytes=2, pixels = 8, vpixels=2;-----------------------------------------------------------------------------%macro YV12_TO_YUYV_INIT        2%endmacro%macro YV12_TO_YUYV             2  movd mm4, [ebx]               ; [    |uuuu]  movd mm5, [ecx]               ; [    |vvvv]  movq mm0, [esi]               ; [yyyy|yyyy] ; y row 0  movq mm1, [esi+eax]           ; [yyyy|yyyy] ; y row 1  punpcklbw mm4, mm5            ; [vuvu|vuvu] ; uv row 0%if %1 == 0     ; YUYV  movq mm2, mm0  movq mm3, mm1  punpcklbw mm0, mm4            ; [vyuy|vyuy] ; y row 0 + 0  punpckhbw mm2, mm4            ; [vyuy|vyuy] ; y row 0 + 8  punpcklbw mm1, mm4            ; [vyuy|vyuy] ; y row 1 + 0  punpckhbw mm3, mm4            ; [vyuy|vyuy] ; y row 1 + 8  movq [edi], mm0  movq [edi+8], mm2  movq [edi+edx], mm1  movq [edi+edx+8], mm3%else           ; UYVY  movq mm5, mm4  movq mm6, mm4  movq mm7, mm4  punpcklbw mm4, mm0            ; [yvyu|yvyu]   ; y row 0 + 0  punpckhbw mm5, mm0            ; [yvyu|yvyu]   ; y row 0 + 8  punpcklbw mm6, mm1            ; [yvyu|yvyu]   ; y row 1 + 0  punpckhbw mm7, mm1            ; [yvyu|yvyu]   ; y row 1 + 8  movq [edi], mm4  movq [edi+8], mm5  movq [edi+edx], mm6  movq [edi+edx+8], mm7%endif%endmacro;------------------------------------------------------------------------------; YV12_TO_YUYVI( TYPE );; TYPE  0=yuyv, 1=uyvy;; bytes=2, pixels = 8, vpixels=4;------------------------------------------------------------------------------%macro YV12_TO_YUYVI_INIT       2%endmacro%macro YV12_TO_YUYVI                2  xchg ebp, [uv_stride]  movd mm0, [ebx]               ; [    |uuuu]  movd mm1, [ebx+ebp]           ; [    |uuuu]  punpcklbw mm0, [ecx]          ; [vuvu|vuvu] ; uv row 0  punpcklbw mm1, [ecx+ebp]      ; [vuvu|vuvu] ; uv row 1  xchg ebp, [uv_stride]%if %1 == 0     ; YUYV  movq mm4, [esi]               ; [yyyy|yyyy] ; y row 0  movq mm6, [esi+eax]           ; [yyyy|yyyy] ; y row 1  movq mm5, mm4  movq mm7, mm6  punpcklbw mm4, mm0            ; [yuyv|yuyv] ; y row 0 + 0  punpckhbw mm5, mm0            ; [yuyv|yuyv] ; y row 0 + 8  punpcklbw mm6, mm1            ; [yuyv|yuyv] ; y row 1 + 0  punpckhbw mm7, mm1            ; [yuyv|yuyv] ; y row 1 + 8  movq [edi], mm4  movq [edi+8], mm5  movq [edi+edx], mm6  movq [edi+edx+8], mm7  push esi  push edi  add esi, eax  add edi, edx  movq mm4, [esi+eax]           ; [yyyy|yyyy] ; y row 2  movq mm6, [esi+2*eax]         ; [yyyy|yyyy] ; y row 3  movq mm5, mm4  movq mm7, mm6  punpcklbw mm4, mm0            ; [yuyv|yuyv] ; y row 2 + 0  punpckhbw mm5, mm0            ; [yuyv|yuyv] ; y row 2 + 8  punpcklbw mm6, mm1            ; [yuyv|yuyv] ; y row 3 + 0  punpckhbw mm7, mm1            ; [yuyv|yuyv] ; y row 3 + 8  movq [edi+edx], mm4  movq [edi+edx+8], mm5  movq [edi+2*edx], mm6  movq [edi+2*edx+8], mm7  pop edi  pop esi%else           ; UYVY  movq mm2, [esi]               ; [yyyy|yyyy] ; y row 0  movq mm3, [esi+eax]           ; [yyyy|yyyy] ; y row 1  movq mm4, mm0  movq mm5, mm0  movq mm6, mm1  movq mm7, mm1  punpcklbw mm4, mm2            ; [uyvy|uyvy] ; y row 0 + 0  punpckhbw mm5, mm2            ; [uyvy|uyvy] ; y row 0 + 8  punpcklbw mm6, mm3            ; [uyvy|uyvy] ; y row 1 + 0  punpckhbw mm7, mm3            ; [uyvy|uyvy] ; y row 1 + 8  movq [edi], mm4  movq [edi+8], mm5  movq [edi+edx], mm6  movq [edi+edx+8], mm7  push esi  push edi  add esi, eax  add edi, edx  movq mm2, [esi+eax]           ; [yyyy|yyyy] ; y row 2  movq mm3, [esi+2*eax]         ; [yyyy|yyyy] ; y row 3  movq mm4, mm0  movq mm5, mm0  movq mm6, mm1  movq mm7, mm1  punpcklbw mm4, mm2            ; [uyvy|uyvy] ; y row 2 + 0  punpckhbw mm5, mm2            ; [uyvy|uyvy] ; y row 2 + 8  punpcklbw mm6, mm3            ; [uyvy|uyvy] ; y row 3 + 0  punpckhbw mm7, mm3            ; [uyvy|uyvy] ; y row 3 + 8  movq [edi+edx], mm4  movq [edi+edx+8], mm5  movq [edi+2*edx], mm6  movq [edi+2*edx+8], mm7  pop edi  pop esi%endif%endmacro;=============================================================================; Code;=============================================================================SECTION .text%include "colorspace_mmx.inc"; inputMAKE_COLORSPACE	 yuyv_to_yv12_mmx,0,    2,8,2,  YUYV_TO_YV12, 0, 0MAKE_COLORSPACE	 yuyv_to_yv12_3dn,0,    2,8,2,  YUYV_TO_YV12, 0, pavgusbMAKE_COLORSPACE	 yuyv_to_yv12_xmm,0,    2,8,2,  YUYV_TO_YV12, 0, pavgbMAKE_COLORSPACE  uyvy_to_yv12_mmx,0,    2,8,2,  YUYV_TO_YV12, 1, 0MAKE_COLORSPACE  uyvy_to_yv12_3dn,0,    2,8,2,  YUYV_TO_YV12, 1, pavgusbMAKE_COLORSPACE  uyvy_to_yv12_xmm,0,    2,8,2,  YUYV_TO_YV12, 1, pavgb; outputMAKE_COLORSPACE  yv12_to_yuyv_mmx,0,    2,8,2,  YV12_TO_YUYV, 0, -1MAKE_COLORSPACE  yv12_to_uyvy_mmx,0,    2,8,2,  YV12_TO_YUYV, 1, -1MAKE_COLORSPACE  yv12_to_yuyvi_mmx,0,   2,8,4,  YV12_TO_YUYVI, 0, -1MAKE_COLORSPACE  yv12_to_uyvyi_mmx,0,   2,8,4,  YV12_TO_YUYVI, 1, -1