2 ; jcgray.asm - grayscale colorspace conversion (64-bit SSE2)
4 ; x86 SIMD extension for IJG JPEG library
5 ; Copyright (C) 1999-2006, MIYASAKA Masaru.
6 ; Copyright (C) 2011, D. R. Commander.
7 ; For conditions of distribution and use, see copyright notice in jsimdext.inc
9 ; This file should be assembled with NASM (Netwide Assembler),
10 ; can *not* be assembled with Microsoft's MASM or any compatible
11 ; assembler (including Borland's Turbo Assembler).
12 ; NASM is available from http://nasm.sourceforge.net/ or
13 ; http://sourceforge.net/project/showfiles.php?group_id=6208
17 %include "jsimdext.inc"
19 ; --------------------------------------------------------------------------
23 F_0_114 equ 7471 ; FIX(0.11400)
24 F_0_250 equ 16384 ; FIX(0.25000)
25 F_0_299 equ 19595 ; FIX(0.29900)
26 F_0_587 equ 38470 ; FIX(0.58700)
27 F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000)
29 ; --------------------------------------------------------------------------
33 global EXTN(jconst_rgb_gray_convert_sse2)
35 EXTN(jconst_rgb_gray_convert_sse2):
37 PW_F0299_F0337 times 4 dw F_0_299, F_0_337
38 PW_F0114_F0250 times 4 dw F_0_114, F_0_250
39 PD_ONEHALF times 4 dd (1 << (SCALEBITS-1))
43 ; --------------------------------------------------------------------------
47 %include "jcgryext-sse2-64.asm"
53 %define RGB_RED EXT_RGB_RED
54 %define RGB_GREEN EXT_RGB_GREEN
55 %define RGB_BLUE EXT_RGB_BLUE
56 %define RGB_PIXELSIZE EXT_RGB_PIXELSIZE
57 %define jsimd_rgb_gray_convert_sse2 jsimd_extrgb_gray_convert_sse2
58 %include "jcgryext-sse2-64.asm"
64 %define RGB_RED EXT_RGBX_RED
65 %define RGB_GREEN EXT_RGBX_GREEN
66 %define RGB_BLUE EXT_RGBX_BLUE
67 %define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE
68 %define jsimd_rgb_gray_convert_sse2 jsimd_extrgbx_gray_convert_sse2
69 %include "jcgryext-sse2-64.asm"
75 %define RGB_RED EXT_BGR_RED
76 %define RGB_GREEN EXT_BGR_GREEN
77 %define RGB_BLUE EXT_BGR_BLUE
78 %define RGB_PIXELSIZE EXT_BGR_PIXELSIZE
79 %define jsimd_rgb_gray_convert_sse2 jsimd_extbgr_gray_convert_sse2
80 %include "jcgryext-sse2-64.asm"
86 %define RGB_RED EXT_BGRX_RED
87 %define RGB_GREEN EXT_BGRX_GREEN
88 %define RGB_BLUE EXT_BGRX_BLUE
89 %define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE
90 %define jsimd_rgb_gray_convert_sse2 jsimd_extbgrx_gray_convert_sse2
91 %include "jcgryext-sse2-64.asm"
97 %define RGB_RED EXT_XBGR_RED
98 %define RGB_GREEN EXT_XBGR_GREEN
99 %define RGB_BLUE EXT_XBGR_BLUE
100 %define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE
101 %define jsimd_rgb_gray_convert_sse2 jsimd_extxbgr_gray_convert_sse2
102 %include "jcgryext-sse2-64.asm"
108 %define RGB_RED EXT_XRGB_RED
109 %define RGB_GREEN EXT_XRGB_GREEN
110 %define RGB_BLUE EXT_XRGB_BLUE
111 %define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE
112 %define jsimd_rgb_gray_convert_sse2 jsimd_extxrgb_gray_convert_sse2
113 %include "jcgryext-sse2-64.asm"