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1 ; | |
2 ; jcgrass2.asm - grayscale colorspace conversion (SSE2) | |
3 ; | |
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 | |
8 ; | |
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 | |
14 ; | |
15 ; [TAB8] | |
16 | |
17 %include "jsimdext.inc" | |
18 | |
19 ; -------------------------------------------------------------------------- | |
20 | |
21 %define SCALEBITS 16 | |
22 | |
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) | |
28 | |
29 ; -------------------------------------------------------------------------- | |
30 SECTION SEG_CONST | |
31 | |
32 alignz 16 | |
33 global EXTN(jconst_rgb_gray_convert_sse2) PRIVATE | |
34 | |
35 EXTN(jconst_rgb_gray_convert_sse2): | |
36 | |
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)) | |
40 | |
41 alignz 16 | |
42 | |
43 ; -------------------------------------------------------------------------- | |
44 SECTION SEG_TEXT | |
45 BITS 32 | |
46 | |
47 %include "jcgryss2.asm" | |
48 | |
49 %undef RGB_RED | |
50 %undef RGB_GREEN | |
51 %undef RGB_BLUE | |
52 %undef RGB_PIXELSIZE | |
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 "jcgryss2.asm" | |
59 | |
60 %undef RGB_RED | |
61 %undef RGB_GREEN | |
62 %undef RGB_BLUE | |
63 %undef RGB_PIXELSIZE | |
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 "jcgryss2.asm" | |
70 | |
71 %undef RGB_RED | |
72 %undef RGB_GREEN | |
73 %undef RGB_BLUE | |
74 %undef RGB_PIXELSIZE | |
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 "jcgryss2.asm" | |
81 | |
82 %undef RGB_RED | |
83 %undef RGB_GREEN | |
84 %undef RGB_BLUE | |
85 %undef RGB_PIXELSIZE | |
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 "jcgryss2.asm" | |
92 | |
93 %undef RGB_RED | |
94 %undef RGB_GREEN | |
95 %undef RGB_BLUE | |
96 %undef RGB_PIXELSIZE | |
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 "jcgryss2.asm" | |
103 | |
104 %undef RGB_RED | |
105 %undef RGB_GREEN | |
106 %undef RGB_BLUE | |
107 %undef RGB_PIXELSIZE | |
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 "jcgryss2.asm" | |
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