jcgray-avx2.asm (3133B)
1 ; 2 ; jcgray.asm - grayscale colorspace conversion (64-bit AVX2) 3 ; 4 ; Copyright (C) 2011, 2016, 2024, D. R. Commander. 5 ; Copyright (C) 2015, Intel Corporation. 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) or Yasm. 12 13 %include "jsimdext.inc" 14 15 ; -------------------------------------------------------------------------- 16 17 %define SCALEBITS 16 18 19 F_0_114 equ 7471 ; FIX(0.11400) 20 F_0_250 equ 16384 ; FIX(0.25000) 21 F_0_299 equ 19595 ; FIX(0.29900) 22 F_0_587 equ 38470 ; FIX(0.58700) 23 F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000) 24 25 ; -------------------------------------------------------------------------- 26 SECTION SEG_CONST 27 28 ALIGNZ 32 29 GLOBAL_DATA(jconst_rgb_gray_convert_avx2) 30 31 EXTN(jconst_rgb_gray_convert_avx2): 32 33 PW_F0299_F0337 times 8 dw F_0_299, F_0_337 34 PW_F0114_F0250 times 8 dw F_0_114, F_0_250 35 PD_ONEHALF times 8 dd (1 << (SCALEBITS - 1)) 36 37 ALIGNZ 32 38 39 ; -------------------------------------------------------------------------- 40 SECTION SEG_TEXT 41 BITS 64 42 43 %include "jcgryext-avx2.asm" 44 45 %undef RGB_RED 46 %undef RGB_GREEN 47 %undef RGB_BLUE 48 %undef RGB_PIXELSIZE 49 %define RGB_RED EXT_RGB_RED 50 %define RGB_GREEN EXT_RGB_GREEN 51 %define RGB_BLUE EXT_RGB_BLUE 52 %define RGB_PIXELSIZE EXT_RGB_PIXELSIZE 53 %define jsimd_rgb_gray_convert_avx2 jsimd_extrgb_gray_convert_avx2 54 %include "jcgryext-avx2.asm" 55 56 %undef RGB_RED 57 %undef RGB_GREEN 58 %undef RGB_BLUE 59 %undef RGB_PIXELSIZE 60 %define RGB_RED EXT_RGBX_RED 61 %define RGB_GREEN EXT_RGBX_GREEN 62 %define RGB_BLUE EXT_RGBX_BLUE 63 %define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE 64 %define jsimd_rgb_gray_convert_avx2 jsimd_extrgbx_gray_convert_avx2 65 %include "jcgryext-avx2.asm" 66 67 %undef RGB_RED 68 %undef RGB_GREEN 69 %undef RGB_BLUE 70 %undef RGB_PIXELSIZE 71 %define RGB_RED EXT_BGR_RED 72 %define RGB_GREEN EXT_BGR_GREEN 73 %define RGB_BLUE EXT_BGR_BLUE 74 %define RGB_PIXELSIZE EXT_BGR_PIXELSIZE 75 %define jsimd_rgb_gray_convert_avx2 jsimd_extbgr_gray_convert_avx2 76 %include "jcgryext-avx2.asm" 77 78 %undef RGB_RED 79 %undef RGB_GREEN 80 %undef RGB_BLUE 81 %undef RGB_PIXELSIZE 82 %define RGB_RED EXT_BGRX_RED 83 %define RGB_GREEN EXT_BGRX_GREEN 84 %define RGB_BLUE EXT_BGRX_BLUE 85 %define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE 86 %define jsimd_rgb_gray_convert_avx2 jsimd_extbgrx_gray_convert_avx2 87 %include "jcgryext-avx2.asm" 88 89 %undef RGB_RED 90 %undef RGB_GREEN 91 %undef RGB_BLUE 92 %undef RGB_PIXELSIZE 93 %define RGB_RED EXT_XBGR_RED 94 %define RGB_GREEN EXT_XBGR_GREEN 95 %define RGB_BLUE EXT_XBGR_BLUE 96 %define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE 97 %define jsimd_rgb_gray_convert_avx2 jsimd_extxbgr_gray_convert_avx2 98 %include "jcgryext-avx2.asm" 99 100 %undef RGB_RED 101 %undef RGB_GREEN 102 %undef RGB_BLUE 103 %undef RGB_PIXELSIZE 104 %define RGB_RED EXT_XRGB_RED 105 %define RGB_GREEN EXT_XRGB_GREEN 106 %define RGB_BLUE EXT_XRGB_BLUE 107 %define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE 108 %define jsimd_rgb_gray_convert_avx2 jsimd_extxrgb_gray_convert_avx2 109 %include "jcgryext-avx2.asm"