| ; |
| ; jcgrass2-64.asm - grayscale colorspace conversion (64-bit SSE2) |
| ; |
| ; x86 SIMD extension for IJG JPEG library |
| ; Copyright (C) 1999-2006, MIYASAKA Masaru. |
| ; Copyright (C) 2011, D. R. Commander. |
| ; For conditions of distribution and use, see copyright notice in jsimdext.inc |
| ; |
| ; This file should be assembled with NASM (Netwide Assembler), |
| ; can *not* be assembled with Microsoft's MASM or any compatible |
| ; assembler (including Borland's Turbo Assembler). |
| ; NASM is available from http://nasm.sourceforge.net/ or |
| ; http://sourceforge.net/project/showfiles.php?group_id=6208 |
| ; |
| ; [TAB8] |
| |
| %include "jsimdext.inc" |
| |
| ; -------------------------------------------------------------------------- |
| |
| %define SCALEBITS 16 |
| |
| F_0_114 equ 7471 ; FIX(0.11400) |
| F_0_250 equ 16384 ; FIX(0.25000) |
| F_0_299 equ 19595 ; FIX(0.29900) |
| F_0_587 equ 38470 ; FIX(0.58700) |
| F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000) |
| |
| ; -------------------------------------------------------------------------- |
| SECTION SEG_CONST |
| |
| alignz 16 |
| global EXTN(jconst_rgb_gray_convert_sse2) |
| |
| EXTN(jconst_rgb_gray_convert_sse2): |
| |
| PW_F0299_F0337 times 4 dw F_0_299, F_0_337 |
| PW_F0114_F0250 times 4 dw F_0_114, F_0_250 |
| PD_ONEHALF times 4 dd (1 << (SCALEBITS-1)) |
| |
| alignz 16 |
| |
| ; -------------------------------------------------------------------------- |
| %include "jcgryss2-64.asm" |
| |
| %undef RGB_RED |
| %undef RGB_GREEN |
| %undef RGB_BLUE |
| %undef RGB_PIXELSIZE |
| %define RGB_RED 0 |
| %define RGB_GREEN 1 |
| %define RGB_BLUE 2 |
| %define RGB_PIXELSIZE 3 |
| %define jsimd_rgb_gray_convert_sse2 jsimd_extrgb_gray_convert_sse2 |
| %include "jcgryss2-64.asm" |
| |
| %undef RGB_RED |
| %undef RGB_GREEN |
| %undef RGB_BLUE |
| %undef RGB_PIXELSIZE |
| %define RGB_RED 0 |
| %define RGB_GREEN 1 |
| %define RGB_BLUE 2 |
| %define RGB_PIXELSIZE 4 |
| %define jsimd_rgb_gray_convert_sse2 jsimd_extrgbx_gray_convert_sse2 |
| %include "jcgryss2-64.asm" |
| |
| %undef RGB_RED |
| %undef RGB_GREEN |
| %undef RGB_BLUE |
| %undef RGB_PIXELSIZE |
| %define RGB_RED 2 |
| %define RGB_GREEN 1 |
| %define RGB_BLUE 0 |
| %define RGB_PIXELSIZE 3 |
| %define jsimd_rgb_gray_convert_sse2 jsimd_extbgr_gray_convert_sse2 |
| %include "jcgryss2-64.asm" |
| |
| %undef RGB_RED |
| %undef RGB_GREEN |
| %undef RGB_BLUE |
| %undef RGB_PIXELSIZE |
| %define RGB_RED 2 |
| %define RGB_GREEN 1 |
| %define RGB_BLUE 0 |
| %define RGB_PIXELSIZE 4 |
| %define jsimd_rgb_gray_convert_sse2 jsimd_extbgrx_gray_convert_sse2 |
| %include "jcgryss2-64.asm" |
| |
| %undef RGB_RED |
| %undef RGB_GREEN |
| %undef RGB_BLUE |
| %undef RGB_PIXELSIZE |
| %define RGB_RED 3 |
| %define RGB_GREEN 2 |
| %define RGB_BLUE 1 |
| %define RGB_PIXELSIZE 4 |
| %define jsimd_rgb_gray_convert_sse2 jsimd_extxbgr_gray_convert_sse2 |
| %include "jcgryss2-64.asm" |
| |
| %undef RGB_RED |
| %undef RGB_GREEN |
| %undef RGB_BLUE |
| %undef RGB_PIXELSIZE |
| %define RGB_RED 1 |
| %define RGB_GREEN 2 |
| %define RGB_BLUE 3 |
| %define RGB_PIXELSIZE 4 |
| %define jsimd_rgb_gray_convert_sse2 jsimd_extxrgb_gray_convert_sse2 |
| %include "jcgryss2-64.asm" |