2 ; jccolss2-64.asm - colorspace conversion (64-bit SSE2)
4 ; x86 SIMD extension for IJG JPEG library
5 ; Copyright (C) 1999-2006, MIYASAKA Masaru.
6 ; Copyright (C) 2009, 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_081 equ 5329 ; FIX(0.08131)
24 F_0_114 equ 7471 ; FIX(0.11400)
25 F_0_168 equ 11059 ; FIX(0.16874)
26 F_0_250 equ 16384 ; FIX(0.25000)
27 F_0_299 equ 19595 ; FIX(0.29900)
28 F_0_331 equ 21709 ; FIX(0.33126)
29 F_0_418 equ 27439 ; FIX(0.41869)
30 F_0_587 equ 38470 ; FIX(0.58700)
31 F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000)
33 ; --------------------------------------------------------------------------
37 global EXTN(jconst_rgb_ycc_convert_sse2)
39 EXTN(jconst_rgb_ycc_convert_sse2):
41 PW_F0299_F0337 times 4 dw F_0_299, F_0_337
42 PW_F0114_F0250 times 4 dw F_0_114, F_0_250
43 PW_MF016_MF033 times 4 dw -F_0_168,-F_0_331
44 PW_MF008_MF041 times 4 dw -F_0_081,-F_0_418
45 PD_ONEHALFM1_CJ times 4 dd (1 << (SCALEBITS-1)) - 1 + (CENTERJSAMPLE << SCALEBITS)
46 PD_ONEHALF times 4 dd (1 << (SCALEBITS-1))
50 ; --------------------------------------------------------------------------
54 %include "jcclrss2-64.asm"
63 %define RGB_PIXELSIZE 3
64 %define jsimd_rgb_ycc_convert_sse2 jsimd_extrgb_ycc_convert_sse2
65 %include "jcclrss2-64.asm"
74 %define RGB_PIXELSIZE 4
75 %define jsimd_rgb_ycc_convert_sse2 jsimd_extrgbx_ycc_convert_sse2
76 %include "jcclrss2-64.asm"
85 %define RGB_PIXELSIZE 3
86 %define jsimd_rgb_ycc_convert_sse2 jsimd_extbgr_ycc_convert_sse2
87 %include "jcclrss2-64.asm"
96 %define RGB_PIXELSIZE 4
97 %define jsimd_rgb_ycc_convert_sse2 jsimd_extbgrx_ycc_convert_sse2
98 %include "jcclrss2-64.asm"
107 %define RGB_PIXELSIZE 4
108 %define jsimd_rgb_ycc_convert_sse2 jsimd_extxbgr_ycc_convert_sse2
109 %include "jcclrss2-64.asm"
118 %define RGB_PIXELSIZE 4
119 %define jsimd_rgb_ycc_convert_sse2 jsimd_extxrgb_ycc_convert_sse2
120 %include "jcclrss2-64.asm"