Parent Directory
| 
Revision Log
Revision 1733 - (view) (download)
| 1 : | Skal | 1733 | ;/***************************************************************************** |
| 2 : | ; * | ||
| 3 : | ; * XVID MPEG-4 VIDEO CODEC | ||
| 4 : | ; * - simple de-interlacer | ||
| 5 : | ; * Copyright(C) 2006 Pascal Massimino <skal@xvid.org> | ||
| 6 : | ; * | ||
| 7 : | ; * This file is part of XviD, a free MPEG-4 video encoder/decoder | ||
| 8 : | ; * | ||
| 9 : | ; * XviD is free software; you can redistribute it and/or modify it | ||
| 10 : | ; * under the terms of the GNU General Public License as published by | ||
| 11 : | ; * the Free Software Foundation; either version 2 of the License, or | ||
| 12 : | ; * (at your option) any later version. | ||
| 13 : | ; * | ||
| 14 : | ; * This program is distributed in the hope that it will be useful, | ||
| 15 : | ; * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 16 : | ; * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 17 : | ; * GNU General Public License for more details. | ||
| 18 : | ; * | ||
| 19 : | ; * You should have received a copy of the GNU General Public License | ||
| 20 : | ; * along with this program; if not, write to the Free Software | ||
| 21 : | ; * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 22 : | ; * | ||
| 23 : | ; * $Id: deintl_sse.asm,v 1.1 2006-10-13 07:38:09 Skal Exp $ | ||
| 24 : | ; * | ||
| 25 : | ; *************************************************************************/ | ||
| 26 : | |||
| 27 : | ;/************************************************************************** | ||
| 28 : | ; * | ||
| 29 : | ; * History: | ||
| 30 : | ; * | ||
| 31 : | ; * Oct 13 2006: initial version | ||
| 32 : | ; * | ||
| 33 : | ; *************************************************************************/ | ||
| 34 : | |||
| 35 : | bits 32 | ||
| 36 : | |||
| 37 : | %macro cglobal 1 | ||
| 38 : | %ifdef PREFIX | ||
| 39 : | %ifdef MARK_FUNCS | ||
| 40 : | global _%1:function %1.endfunc-%1 | ||
| 41 : | %define %1 _%1:function %1.endfunc-%1 | ||
| 42 : | %else | ||
| 43 : | global _%1 | ||
| 44 : | %define %1 _%1 | ||
| 45 : | %endif | ||
| 46 : | %else | ||
| 47 : | %ifdef MARK_FUNCS | ||
| 48 : | global %1:function %1.endfunc-%1 | ||
| 49 : | %else | ||
| 50 : | global %1 | ||
| 51 : | %endif | ||
| 52 : | %endif | ||
| 53 : | %endmacro | ||
| 54 : | |||
| 55 : | ;////////////////////////////////////////////////////////////////////// | ||
| 56 : | |||
| 57 : | cglobal xvid_deinterlace_sse | ||
| 58 : | |||
| 59 : | ;////////////////////////////////////////////////////////////////////// | ||
| 60 : | |||
| 61 : | %ifdef FORMAT_COFF | ||
| 62 : | SECTION .rodata | ||
| 63 : | %else | ||
| 64 : | SECTION .rodata align=16 | ||
| 65 : | %endif | ||
| 66 : | |||
| 67 : | align 16 | ||
| 68 : | Mask_6b times 16 db 0x3f | ||
| 69 : | Rnd_3b: times 16 db 3 | ||
| 70 : | |||
| 71 : | SECTION .text | ||
| 72 : | |||
| 73 : | ;////////////////////////////////////////////////////////////////////// | ||
| 74 : | ;// sse version | ||
| 75 : | |||
| 76 : | align 16 | ||
| 77 : | xvid_deinterlace_sse: | ||
| 78 : | |||
| 79 : | mov eax, [esp+ 4] ; Pix | ||
| 80 : | mov ecx, [esp+12] ; Height | ||
| 81 : | mov edx, [esp+16] ; BpS | ||
| 82 : | |||
| 83 : | push ebx | ||
| 84 : | mov ebx, [esp+4+ 8] ; Width | ||
| 85 : | |||
| 86 : | add ebx, 7 | ||
| 87 : | shr ecx, 1 | ||
| 88 : | shr ebx, 3 ; Width /= 8 | ||
| 89 : | dec ecx | ||
| 90 : | |||
| 91 : | movq mm6, [Mask_6b] | ||
| 92 : | |||
| 93 : | .Loop_x | ||
| 94 : | push eax | ||
| 95 : | movq mm1, [eax ] | ||
| 96 : | movq mm2, [eax+ edx] | ||
| 97 : | lea eax, [eax+ edx] | ||
| 98 : | movq mm0, mm2 | ||
| 99 : | |||
| 100 : | push ecx | ||
| 101 : | |||
| 102 : | .Loop: | ||
| 103 : | movq mm3, [eax+ edx] | ||
| 104 : | movq mm4, [eax+2*edx] | ||
| 105 : | movq mm5, mm2 | ||
| 106 : | pavgb mm0, mm4 | ||
| 107 : | pavgb mm1, mm3 | ||
| 108 : | movq mm7, mm2 | ||
| 109 : | psubusb mm2, mm0 | ||
| 110 : | psubusb mm0, mm7 | ||
| 111 : | paddusb mm0, [Rnd_3b] | ||
| 112 : | psrlw mm2, 2 | ||
| 113 : | psrlw mm0, 2 | ||
| 114 : | pand mm2, mm6 | ||
| 115 : | pand mm0, mm6 | ||
| 116 : | paddusb mm1, mm2 | ||
| 117 : | psubusb mm1, mm0 | ||
| 118 : | movq [eax], mm1 | ||
| 119 : | lea eax, [eax+2*edx] | ||
| 120 : | movq mm0, mm5 | ||
| 121 : | movq mm1, mm3 | ||
| 122 : | movq mm2, mm4 | ||
| 123 : | dec ecx | ||
| 124 : | jg .Loop | ||
| 125 : | |||
| 126 : | pavgb mm0, mm2 ; p0 += p2 | ||
| 127 : | pavgb mm1, mm1 ; p1 += p1 | ||
| 128 : | movq mm7, mm2 | ||
| 129 : | psubusb mm2, mm0 | ||
| 130 : | psubusb mm0, mm7 | ||
| 131 : | paddusb mm0, [Rnd_3b] | ||
| 132 : | psrlw mm2, 2 | ||
| 133 : | psrlw mm0, 2 | ||
| 134 : | pand mm2, mm6 | ||
| 135 : | pand mm0, mm6 | ||
| 136 : | paddusb mm1, mm2 | ||
| 137 : | psubusb mm1, mm0 | ||
| 138 : | movq [eax], mm1 | ||
| 139 : | |||
| 140 : | pop ecx | ||
| 141 : | pop eax | ||
| 142 : | add eax, 8 | ||
| 143 : | |||
| 144 : | dec ebx | ||
| 145 : | jg .Loop_x | ||
| 146 : | |||
| 147 : | pop ebx | ||
| 148 : | ret | ||
| 149 : | .endfunc | ||
| 150 : | |||
| 151 : | ;////////////////////////////////////////////////////////////////////// |
| No admin address has been configured | ViewVC Help |
| Powered by ViewVC 1.0.4 |