simd/jcgray-mmx.asm

   1 ;
   2 ; jcgray.asm - grayscale colorspace conversion (MMX)
   3 ;
   4 ; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
   5 ; Copyright (C) 2011, D. R. Commander.
   6 ;
   7 ; Based on the x86 SIMD extension for IJG JPEG library
   8 ; Copyright (C) 1999-2006, MIYASAKA Masaru.
   9 ; For conditions of distribution and use, see copyright notice in jsimdext.inc
  10 ;
  11 ; This file should be assembled with NASM (Netwide Assembler),
  12 ; can *not* be assembled with Microsoft's MASM or any compatible
  13 ; assembler (including Borland's Turbo Assembler).
  14 ; NASM is available from http://nasm.sourceforge.net/ or
  15 ; http://sourceforge.net/project/showfiles.php?group_id=6208
  16 ;
  17 ; [TAB8]
  18
  19 %include "jsimdext.inc"
  20
  21 ; --------------------------------------------------------------------------
  22
  23 %define SCALEBITS       16
  24
  25 F_0_114 equ      7471                   ; FIX(0.11400)
  26 F_0_250 equ     16384                   ; FIX(0.25000)
  27 F_0_299 equ     19595                   ; FIX(0.29900)
  28 F_0_587 equ     38470                   ; FIX(0.58700)
  29 F_0_337 equ     (F_0_587 - F_0_250)     ; FIX(0.58700) - FIX(0.25000)
  30
  31 ; --------------------------------------------------------------------------
  32         SECTION SEG_CONST
  33
  34         alignz  16
  35         global  EXTN(jconst_rgb_gray_convert_mmx)
  36
  37 EXTN(jconst_rgb_gray_convert_mmx):
  38
  39 PW_F0299_F0337  times 2 dw  F_0_299, F_0_337
  40 PW_F0114_F0250  times 2 dw  F_0_114, F_0_250
  41 PD_ONEHALF      times 2 dd  (1 << (SCALEBITS-1))
  42
  43         alignz  16
  44
  45 ; --------------------------------------------------------------------------
  46         SECTION SEG_TEXT
  47         BITS    32
  48
  49 %include "jcgryext-mmx.asm"
  50
  51 %undef RGB_RED
  52 %undef RGB_GREEN
  53 %undef RGB_BLUE
  54 %undef RGB_PIXELSIZE
  55 %define RGB_RED EXT_RGB_RED
  56 %define RGB_GREEN EXT_RGB_GREEN
  57 %define RGB_BLUE EXT_RGB_BLUE
  58 %define RGB_PIXELSIZE EXT_RGB_PIXELSIZE
  59 %define jsimd_rgb_gray_convert_mmx jsimd_extrgb_gray_convert_mmx
  60 %include "jcgryext-mmx.asm"
  61
  62 %undef RGB_RED
  63 %undef RGB_GREEN
  64 %undef RGB_BLUE
  65 %undef RGB_PIXELSIZE
  66 %define RGB_RED EXT_RGBX_RED
  67 %define RGB_GREEN EXT_RGBX_GREEN
  68 %define RGB_BLUE EXT_RGBX_BLUE
  69 %define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE
  70 %define jsimd_rgb_gray_convert_mmx jsimd_extrgbx_gray_convert_mmx
  71 %include "jcgryext-mmx.asm"
  72
  73 %undef RGB_RED
  74 %undef RGB_GREEN
  75 %undef RGB_BLUE
  76 %undef RGB_PIXELSIZE
  77 %define RGB_RED EXT_BGR_RED
  78 %define RGB_GREEN EXT_BGR_GREEN
  79 %define RGB_BLUE EXT_BGR_BLUE
  80 %define RGB_PIXELSIZE EXT_BGR_PIXELSIZE
  81 %define jsimd_rgb_gray_convert_mmx jsimd_extbgr_gray_convert_mmx
  82 %include "jcgryext-mmx.asm"
  83
  84 %undef RGB_RED
  85 %undef RGB_GREEN
  86 %undef RGB_BLUE
  87 %undef RGB_PIXELSIZE
  88 %define RGB_RED EXT_BGRX_RED
  89 %define RGB_GREEN EXT_BGRX_GREEN
  90 %define RGB_BLUE EXT_BGRX_BLUE
  91 %define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE
  92 %define jsimd_rgb_gray_convert_mmx jsimd_extbgrx_gray_convert_mmx
  93 %include "jcgryext-mmx.asm"
  94
  95 %undef RGB_RED
  96 %undef RGB_GREEN
  97 %undef RGB_BLUE
  98 %undef RGB_PIXELSIZE
  99 %define RGB_RED EXT_XBGR_RED
 100 %define RGB_GREEN EXT_XBGR_GREEN
 101 %define RGB_BLUE EXT_XBGR_BLUE
 102 %define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE
 103 %define jsimd_rgb_gray_convert_mmx jsimd_extxbgr_gray_convert_mmx
 104 %include "jcgryext-mmx.asm"
 105
 106 %undef RGB_RED
 107 %undef RGB_GREEN
 108 %undef RGB_BLUE
 109 %undef RGB_PIXELSIZE
 110 %define RGB_RED EXT_XRGB_RED
 111 %define RGB_GREEN EXT_XRGB_GREEN
 112 %define RGB_BLUE EXT_XRGB_BLUE
 113 %define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE
 114 %define jsimd_rgb_gray_convert_mmx jsimd_extxrgb_gray_convert_mmx
 115 %include "jcgryext-mmx.asm"