+++ /dev/null
-;
-; TinyPTC x11 v0.7.3 MMX-Optimized YV12 converter
-; Copyright (C) 2002 Fred Howell <foohoo@shaw.ca>
-;
-; http://www.sourceforge.net/projects/tinyptc/
-;
-; This library is free software; you can redistribute it and/or
-; modify it under the terms of the GNU Lesser General Public
-; License as published by the Free Software Foundation; either
-; version 2 of the License, or (at your option) any later version.
-;
-; This library 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
-; Lesser General Public License for more details.
-;
-; You should have received a copy of the GNU Lesser General Public
-; License along with this library; if not, write to the Free Software
-; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-;
-
-bits 32
-
-global convert_yv12_mmx
-
-section .data
-
-align 16
-
-; static short ygr0bcoff[] = {33058/2,16390/2,0,6405/2};
-; static short vgr0bcoff[] = {-24110/2,28781/2,0,-4671/2};
-; static short ugr0bcoff[] = {-19068/2,-9713/2,0,28781/2};
-; static short yb0grcoff[] = {6405/2,0,33058/2,16390/2};
-; static short vb0grcoff[] = {-4671/2,0,-24110/2,28781/2};
-; static short ub0grcoff[] = {28781/2,-19068/2,-9713/2,0};
-;
-; static unsigned short add2w[] = {1,1,1,1};
-; static short aoff[] = {16,128,16,128};
-; static unsigned char bmask[] = {0xff, 0, 0, 0, 0, 0, 0, 0};
-; static unsigned short grmask[] = {0,0xffff,0,0};
-
-thezero dw 0,0,0,0
-ygr0bcoff dw 0x4091,0x2003,0x0000,0x0c82
-ugr0bcoff dw 0xdac2,0xed08,0x0000,0x3836
-vgr0bcoff dw 0xd0e9,0x3836,0x0000,0xf6e1
-yb0grcoff dw 0x0c82,0x0000,0x4091,0x2003
-ub0grcoff dw 0x3836,0x0000,0xdac2,0xed08
-vb0grcoff dw 0xf6e1,0x0000,0xd0e9,0x3836
-yoff dw 0x0010,0x0010,0x0010,0x0010
-uvoff dw 0x0080,0x0080,0x0080,0x0080
-add2w dw 1,1,1,1
-grmask dw 0,0xffff,0,0
-bmask db 0xff,0,0,0, 0,0,0,0
-
-
-section text
-
-align 16
-
-convert_yv12_mmx:
-
-push ebp
-push eax
-push ebx
-push ecx
-push edx
-push edi
-push esi
-
-;// initialisation du mm7 à zero
-pxor mm7,mm7
-
-%assign _P 7*4
-mov edx, [esp+_P+ 4]
-mov ebx, [esp+_P+8]
-mov ebp,[esp+_P+12]
-mov eax,[esp+_P+16]
-mov ecx,[esp+_P+20]
-mov edi,ecx
-mov esi,ecx
-shr ecx, 3
-shl edi, 2
-
-
-.while:
-; 1ere quad 1ere ligne
- movq mm3, [edx];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-; Y
- movq mm5, mm3;
-
- pmaddwd mm5, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm5, mm1
- psrad mm5,15;
-
-
-; U
- movq mm6, mm3;
-
- pmaddwd mm6, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm6, mm1;
- psrad mm6,15;
-
-
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- movq mm7, mm3;
-
-; 1ere quad 2eme ligne
- movq mm3, [edx+edi];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-
-; Y
- movq mm2, mm3;
-
- pmaddwd mm2, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm2, mm1
- psrad mm2,15;
-
-; U
- movq mm0, mm3;
-
- pmaddwd mm0, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm0, mm1;
- psrad mm0,15;
-
- packssdw mm6,mm0;
- pmaddwd mm6,[add2w];
-
- packssdw mm6,[thezero];
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- packssdw mm7,mm3;
- pmaddwd mm7,[add2w];
-
- packssdw mm7,[thezero];
-
-; 2eme quad 1ere ligne
- movq mm3, [edx+8];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-; Y
- movq mm0, mm3;
-
- pmaddwd mm0, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm0, mm1
- psrad mm0,15;
- packssdw mm5,mm0
-
- paddw mm5,[yoff]
- packuswb mm5,mm5
-
- movd [ebx], mm5
-
-; U
- movq mm0, mm3;
-
- pmaddwd mm0, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm0, mm1;
- psrad mm0,15;
-
- packssdw mm0,mm0
- psllq mm0,32
-
- paddw mm6,mm0
-
-
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- packssdw mm3,mm3
- psllq mm3,32
-
- paddw mm7,mm3
-
-; 2eme quad 2eme ligne
- movq mm3, [edx+edi+8];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-
-; Y
- movq mm0, mm3;
-
- pmaddwd mm0, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm0, mm1
- psrad mm0,15;
- packssdw mm2,mm0
-
- paddw mm2,[yoff]
- packuswb mm2,mm2
-
- movd [ebx+esi], mm2
-
-; U
- movq mm0, mm3;
-
- pmaddwd mm0, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm0, mm1;
- psrad mm0,15;
-
- packssdw mm0,mm0
- psllq mm0,32
-
- paddw mm6,mm0
- pmaddwd mm6,[add2w]
- packssdw mm6,[thezero]
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- packssdw mm3,mm3
- psllq mm3,32
-
- paddw mm7,mm3
- pmaddwd mm7,[add2w]
- packssdw mm7,[thezero]
-
-; 3eme quad 1ere ligne
- movq mm3, [edx+16];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-; Y
- movq mm5, mm3;
-
- pmaddwd mm5, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm5, mm1
- psrad mm5,15;
-
-
-; U
- movq mm0, mm3;
-
- pmaddwd mm0, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm0, mm1;
- psrad mm0,15;
-
- packssdw mm0,mm0
- pmaddwd mm0,[add2w]
- psllq mm0,32
- paddw mm6, mm0
-
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- packssdw mm3,mm3
- pmaddwd mm3,[add2w]
- psllq mm3,32
- paddw mm7, mm3
-
-; 3eme quad 2eme ligne
- movq mm3, [edx+edi+16];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-
-; Y
- movq mm2, mm3;
-
- pmaddwd mm2, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm2, mm1
- psrad mm2,15;
-
-; U
- movq mm0, mm3;
-
- pmaddwd mm0, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm0, mm1;
- psrad mm0,15;
-
- packssdw mm0,mm0
- pmaddwd mm0,[add2w]
- psllq mm0,32
- paddw mm6, mm0
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- packssdw mm3,mm3
- pmaddwd mm3,[add2w]
- psllq mm3,32
- paddw mm7, mm3
-
-; 4eme quad 1ere ligne
- movq mm3, [edx+24];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-; Y
- movq mm0, mm3;
-
- pmaddwd mm0, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm0, mm1
- psrad mm0,15;
- packssdw mm5,mm0
-
- paddw mm5,[yoff]
- packuswb mm5,mm5
-
- movd [ebx+4], mm5
-
-; U
- movq mm0, mm3;
-
- pmaddwd mm0, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm0, mm1;
- psrad mm0,15;
-
- packssdw mm0,mm0
- pmaddwd mm0,[add2w]
- psllq mm0,48
- paddw mm6, mm0
-
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- packssdw mm3,mm3
- pmaddwd mm3,[add2w]
- psllq mm3,48
- paddw mm7, mm3
-
-; 4eme quad 2eme line
- movq mm3, [edx+edi+24];
- movq mm1,mm3;
- psrlq mm3,8;
- movq mm4,mm1;
- psrlq mm1, 24;
- pand mm4, [bmask];
- pand mm1, [grmask];
- por mm4, mm1;
- punpcklbw mm3, [thezero];
- punpcklbw mm4, [thezero];
-
-
-; Y
- movq mm0, mm3;
-
- pmaddwd mm0, [ygr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [yb0grcoff];
-
- paddd mm0, mm1
- psrad mm0,15;
- packssdw mm2,mm0
-
- paddw mm2,[yoff]
- packuswb mm2,mm2
-
- movd [ebx+esi+4], mm2
-
-; U
- movq mm0, mm3;
-
- pmaddwd mm0, [ugr0bcoff];
-
- movq mm1, mm4;
-
- pmaddwd mm1, [ub0grcoff];
-
- paddd mm0, mm1;
- psrad mm0,15;
-
- packssdw mm0,mm0
- pmaddwd mm0,[add2w]
- psllq mm0,48
- paddw mm6, mm0
-
- psraw mm6,2
- paddw mm6, [uvoff]
- packuswb mm6,mm6
- movd [eax],mm6
-; V
-
- pmaddwd mm3, [vgr0bcoff];
-
-
- pmaddwd mm4, [vb0grcoff];
-
- paddd mm3, mm4;
- psrad mm3,15;
-
- packssdw mm3,mm3
- pmaddwd mm3,[add2w]
- psllq mm3,48
- paddw mm7, mm3
-
- psraw mm7,2
- paddw mm7, [uvoff]
- packuswb mm7,mm7
- movd [ebp],mm7
-
-
- dec ecx
-
- cmp ecx,0
-
-jz .fin_while
-
-; preparations pour les 4 quads suivantes
- lea edx, [edx + 32];
- lea ebx, [ebx + 8];
- lea eax, [eax + 4];
- lea ebp, [ebp + 4];
-
-jmp .while
-
-.fin_while:
-emms
-
-pop esi
-pop edi
-pop edx
-pop ecx
-pop ebx
-pop eax
-pop ebp
-
-ret ;//The End
projects / ccbs / blobdiff