jcgray-sse2.asm (3092B)
1 ; 2 ; jcgray.asm - grayscale colorspace conversion (64-bit SSE2) 3 ; 4 ; Copyright (C) 2011, 2016, 2024, D. R. Commander. 5 ; 6 ; Based on the x86 SIMD extension for IJG JPEG library 7 ; Copyright (C) 1999-2006, MIYASAKA Masaru. 8 ; For conditions of distribution and use, see copyright notice in jsimdext.inc 9 ; 10 ; This file should be assembled with NASM (Netwide Assembler) or Yasm. 11 12 %include "jsimdext.inc" 13 14 ; -------------------------------------------------------------------------- 15 16 %define SCALEBITS 16 17 18 F_0_114 equ 7471 ; FIX(0.11400) 19 F_0_250 equ 16384 ; FIX(0.25000) 20 F_0_299 equ 19595 ; FIX(0.29900) 21 F_0_587 equ 38470 ; FIX(0.58700) 22 F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000) 23 24 ; -------------------------------------------------------------------------- 25 SECTION SEG_CONST 26 27 ALIGNZ 32 28 GLOBAL_DATA(jconst_rgb_gray_convert_sse2) 29 30 EXTN(jconst_rgb_gray_convert_sse2): 31 32 PW_F0299_F0337 times 4 dw F_0_299, F_0_337 33 PW_F0114_F0250 times 4 dw F_0_114, F_0_250 34 PD_ONEHALF times 4 dd (1 << (SCALEBITS - 1)) 35 36 ALIGNZ 32 37 38 ; -------------------------------------------------------------------------- 39 SECTION SEG_TEXT 40 BITS 64 41 42 %include "jcgryext-sse2.asm" 43 44 %undef RGB_RED 45 %undef RGB_GREEN 46 %undef RGB_BLUE 47 %undef RGB_PIXELSIZE 48 %define RGB_RED EXT_RGB_RED 49 %define RGB_GREEN EXT_RGB_GREEN 50 %define RGB_BLUE EXT_RGB_BLUE 51 %define RGB_PIXELSIZE EXT_RGB_PIXELSIZE 52 %define jsimd_rgb_gray_convert_sse2 jsimd_extrgb_gray_convert_sse2 53 %include "jcgryext-sse2.asm" 54 55 %undef RGB_RED 56 %undef RGB_GREEN 57 %undef RGB_BLUE 58 %undef RGB_PIXELSIZE 59 %define RGB_RED EXT_RGBX_RED 60 %define RGB_GREEN EXT_RGBX_GREEN 61 %define RGB_BLUE EXT_RGBX_BLUE 62 %define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE 63 %define jsimd_rgb_gray_convert_sse2 jsimd_extrgbx_gray_convert_sse2 64 %include "jcgryext-sse2.asm" 65 66 %undef RGB_RED 67 %undef RGB_GREEN 68 %undef RGB_BLUE 69 %undef RGB_PIXELSIZE 70 %define RGB_RED EXT_BGR_RED 71 %define RGB_GREEN EXT_BGR_GREEN 72 %define RGB_BLUE EXT_BGR_BLUE 73 %define RGB_PIXELSIZE EXT_BGR_PIXELSIZE 74 %define jsimd_rgb_gray_convert_sse2 jsimd_extbgr_gray_convert_sse2 75 %include "jcgryext-sse2.asm" 76 77 %undef RGB_RED 78 %undef RGB_GREEN 79 %undef RGB_BLUE 80 %undef RGB_PIXELSIZE 81 %define RGB_RED EXT_BGRX_RED 82 %define RGB_GREEN EXT_BGRX_GREEN 83 %define RGB_BLUE EXT_BGRX_BLUE 84 %define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE 85 %define jsimd_rgb_gray_convert_sse2 jsimd_extbgrx_gray_convert_sse2 86 %include "jcgryext-sse2.asm" 87 88 %undef RGB_RED 89 %undef RGB_GREEN 90 %undef RGB_BLUE 91 %undef RGB_PIXELSIZE 92 %define RGB_RED EXT_XBGR_RED 93 %define RGB_GREEN EXT_XBGR_GREEN 94 %define RGB_BLUE EXT_XBGR_BLUE 95 %define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE 96 %define jsimd_rgb_gray_convert_sse2 jsimd_extxbgr_gray_convert_sse2 97 %include "jcgryext-sse2.asm" 98 99 %undef RGB_RED 100 %undef RGB_GREEN 101 %undef RGB_BLUE 102 %undef RGB_PIXELSIZE 103 %define RGB_RED EXT_XRGB_RED 104 %define RGB_GREEN EXT_XRGB_GREEN 105 %define RGB_BLUE EXT_XRGB_BLUE 106 %define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE 107 %define jsimd_rgb_gray_convert_sse2 jsimd_extxrgb_gray_convert_sse2 108 %include "jcgryext-sse2.asm"