simd/jdcolmmx.asm

   1 ;
   2 ; jdcolmmx.asm - colorspace conversion (MMX)
   3 ;
   4 ; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
   5 ; Copyright 2009 D. R. Commander
   6 ;
   7 ; Based on
   8 ; x86 SIMD extension for IJG JPEG library
   9 ; Copyright (C) 1999-2006, MIYASAKA Masaru.
  10 ; For conditions of distribution and use, see copyright notice in jsimdext.inc
  11 ;
  12 ; This file should be assembled with NASM (Netwide Assembler),
  13 ; can *not* be assembled with Microsoft's MASM or any compatible
  14 ; assembler (including Borland's Turbo Assembler).
  15 ; NASM is available from http://nasm.sourceforge.net/ or
  16 ; http://sourceforge.net/project/showfiles.php?group_id=6208
  17 ;
  18 ; [TAB8]
  19
  20 %include "jsimdext.inc"
  21
  22 ; --------------------------------------------------------------------------
  23
  24 %define SCALEBITS       16
  25
  26 F_0_344 equ      22554                  ; FIX(0.34414)
  27 F_0_714 equ      46802                  ; FIX(0.71414)
  28 F_1_402 equ      91881                  ; FIX(1.40200)
  29 F_1_772 equ     116130                  ; FIX(1.77200)
  30 F_0_402 equ     (F_1_402 - 65536)       ; FIX(1.40200) - FIX(1)
  31 F_0_285 equ     ( 65536 - F_0_714)      ; FIX(1) - FIX(0.71414)
  32 F_0_228 equ     (131072 - F_1_772)      ; FIX(2) - FIX(1.77200)
  33
  34 ; --------------------------------------------------------------------------
  35         SECTION SEG_CONST
  36
  37         alignz  16
  38         global  EXTN(jconst_ycc_rgb_convert_mmx)
  39
  40 EXTN(jconst_ycc_rgb_convert_mmx):
  41
  42 PW_F0402        times 4 dw  F_0_402
  43 PW_MF0228       times 4 dw -F_0_228
  44 PW_MF0344_F0285 times 2 dw -F_0_344, F_0_285
  45 PW_ONE          times 4 dw  1
  46 PD_ONEHALF      times 2 dd  1 << (SCALEBITS-1)
  47
  48         alignz  16
  49
  50 ; --------------------------------------------------------------------------
  51         SECTION SEG_TEXT
  52         BITS    32
  53
  54 %include "jdclrmmx.asm"
  55
  56 %undef RGB_RED
  57 %undef RGB_GREEN
  58 %undef RGB_BLUE
  59 %undef RGB_PIXELSIZE
  60 %define RGB_RED EXT_RGB_RED
  61 %define RGB_GREEN EXT_RGB_GREEN
  62 %define RGB_BLUE EXT_RGB_BLUE
  63 %define RGB_PIXELSIZE EXT_RGB_PIXELSIZE
  64 %define jsimd_ycc_rgb_convert_mmx jsimd_ycc_extrgb_convert_mmx
  65 %include "jdclrmmx.asm"
  66
  67 %undef RGB_RED
  68 %undef RGB_GREEN
  69 %undef RGB_BLUE
  70 %undef RGB_PIXELSIZE
  71 %define RGB_RED EXT_RGBX_RED
  72 %define RGB_GREEN EXT_RGBX_GREEN
  73 %define RGB_BLUE EXT_RGBX_BLUE
  74 %define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE
  75 %define jsimd_ycc_rgb_convert_mmx jsimd_ycc_extrgbx_convert_mmx
  76 %include "jdclrmmx.asm"
  77
  78 %undef RGB_RED
  79 %undef RGB_GREEN
  80 %undef RGB_BLUE
  81 %undef RGB_PIXELSIZE
  82 %define RGB_RED EXT_BGR_RED
  83 %define RGB_GREEN EXT_BGR_GREEN
  84 %define RGB_BLUE EXT_BGR_BLUE
  85 %define RGB_PIXELSIZE EXT_BGR_PIXELSIZE
  86 %define jsimd_ycc_rgb_convert_mmx jsimd_ycc_extbgr_convert_mmx
  87 %include "jdclrmmx.asm"
  88
  89 %undef RGB_RED
  90 %undef RGB_GREEN
  91 %undef RGB_BLUE
  92 %undef RGB_PIXELSIZE
  93 %define RGB_RED EXT_BGRX_RED
  94 %define RGB_GREEN EXT_BGRX_GREEN
  95 %define RGB_BLUE EXT_BGRX_BLUE
  96 %define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE
  97 %define jsimd_ycc_rgb_convert_mmx jsimd_ycc_extbgrx_convert_mmx
  98 %include "jdclrmmx.asm"
  99
 100 %undef RGB_RED
 101 %undef RGB_GREEN
 102 %undef RGB_BLUE
 103 %undef RGB_PIXELSIZE
 104 %define RGB_RED EXT_XBGR_RED
 105 %define RGB_GREEN EXT_XBGR_GREEN
 106 %define RGB_BLUE EXT_XBGR_BLUE
 107 %define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE
 108 %define jsimd_ycc_rgb_convert_mmx jsimd_ycc_extxbgr_convert_mmx
 109 %include "jdclrmmx.asm"
 110
 111 %undef RGB_RED
 112 %undef RGB_GREEN
 113 %undef RGB_BLUE
 114 %undef RGB_PIXELSIZE
 115 %define RGB_RED EXT_XRGB_RED
 116 %define RGB_GREEN EXT_XRGB_GREEN
 117 %define RGB_BLUE EXT_XRGB_BLUE
 118 %define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE
 119 %define jsimd_ycc_rgb_convert_mmx jsimd_ycc_extxrgb_convert_mmx
 120 %include "jdclrmmx.asm"