1 ; 2 ; jdcolor.asm - colorspace conversion (MMX) 3 ; 4 ; Copyright 2009 Pierre Ossman <ossman (a] 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 "jdcolext-mmx.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 "jdcolext-mmx.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 "jdcolext-mmx.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 "jdcolext-mmx.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 "jdcolext-mmx.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 "jdcolext-mmx.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 "jdcolext-mmx.asm" 121
