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1;
2; jccolor.asm - colorspace conversion (MMX)
3;
4; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
5; Copyright (C) 2009, 2016, D. R. Commander.
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),
12; can *not* be assembled with Microsoft's MASM or any compatible
13; assembler (including Borland's Turbo Assembler).
14; NASM is available from http://nasm.sourceforge.net/ or
15; http://sourceforge.net/project/showfiles.php?group_id=6208
16
17%include "jsimdext.inc"
18
19; --------------------------------------------------------------------------
20
21%define SCALEBITS  16
22
23F_0_081 equ  5329                ; FIX(0.08131)
24F_0_114 equ  7471                ; FIX(0.11400)
25F_0_168 equ 11059                ; FIX(0.16874)
26F_0_250 equ 16384                ; FIX(0.25000)
27F_0_299 equ 19595                ; FIX(0.29900)
28F_0_331 equ 21709                ; FIX(0.33126)
29F_0_418 equ 27439                ; FIX(0.41869)
30F_0_587 equ 38470                ; FIX(0.58700)
31F_0_337 equ (F_0_587 - F_0_250)  ; FIX(0.58700) - FIX(0.25000)
32
33; --------------------------------------------------------------------------
34    SECTION     SEG_CONST
35
36    alignz      32
37    GLOBAL_DATA(jconst_rgb_ycc_convert_mmx)
38
39EXTN(jconst_rgb_ycc_convert_mmx):
40
41PW_F0299_F0337  times 2 dw  F_0_299,  F_0_337
42PW_F0114_F0250  times 2 dw  F_0_114,  F_0_250
43PW_MF016_MF033  times 2 dw -F_0_168, -F_0_331
44PW_MF008_MF041  times 2 dw -F_0_081, -F_0_418
45PD_ONEHALFM1_CJ times 2 dd  (1 << (SCALEBITS - 1)) - 1 + \
46                            (CENTERJSAMPLE << SCALEBITS)
47PD_ONEHALF      times 2 dd  (1 << (SCALEBITS - 1))
48
49    alignz      32
50
51; --------------------------------------------------------------------------
52    SECTION     SEG_TEXT
53    BITS        32
54
55%include "jccolext-mmx.asm"
56
57%undef RGB_RED
58%undef RGB_GREEN
59%undef RGB_BLUE
60%undef RGB_PIXELSIZE
61%define RGB_RED  EXT_RGB_RED
62%define RGB_GREEN  EXT_RGB_GREEN
63%define RGB_BLUE  EXT_RGB_BLUE
64%define RGB_PIXELSIZE  EXT_RGB_PIXELSIZE
65%define jsimd_rgb_ycc_convert_mmx  jsimd_extrgb_ycc_convert_mmx
66%include "jccolext-mmx.asm"
67
68%undef RGB_RED
69%undef RGB_GREEN
70%undef RGB_BLUE
71%undef RGB_PIXELSIZE
72%define RGB_RED  EXT_RGBX_RED
73%define RGB_GREEN  EXT_RGBX_GREEN
74%define RGB_BLUE  EXT_RGBX_BLUE
75%define RGB_PIXELSIZE  EXT_RGBX_PIXELSIZE
76%define jsimd_rgb_ycc_convert_mmx  jsimd_extrgbx_ycc_convert_mmx
77%include "jccolext-mmx.asm"
78
79%undef RGB_RED
80%undef RGB_GREEN
81%undef RGB_BLUE
82%undef RGB_PIXELSIZE
83%define RGB_RED  EXT_BGR_RED
84%define RGB_GREEN  EXT_BGR_GREEN
85%define RGB_BLUE  EXT_BGR_BLUE
86%define RGB_PIXELSIZE  EXT_BGR_PIXELSIZE
87%define jsimd_rgb_ycc_convert_mmx  jsimd_extbgr_ycc_convert_mmx
88%include "jccolext-mmx.asm"
89
90%undef RGB_RED
91%undef RGB_GREEN
92%undef RGB_BLUE
93%undef RGB_PIXELSIZE
94%define RGB_RED  EXT_BGRX_RED
95%define RGB_GREEN  EXT_BGRX_GREEN
96%define RGB_BLUE  EXT_BGRX_BLUE
97%define RGB_PIXELSIZE  EXT_BGRX_PIXELSIZE
98%define jsimd_rgb_ycc_convert_mmx  jsimd_extbgrx_ycc_convert_mmx
99%include "jccolext-mmx.asm"
100
101%undef RGB_RED
102%undef RGB_GREEN
103%undef RGB_BLUE
104%undef RGB_PIXELSIZE
105%define RGB_RED  EXT_XBGR_RED
106%define RGB_GREEN  EXT_XBGR_GREEN
107%define RGB_BLUE  EXT_XBGR_BLUE
108%define RGB_PIXELSIZE  EXT_XBGR_PIXELSIZE
109%define jsimd_rgb_ycc_convert_mmx  jsimd_extxbgr_ycc_convert_mmx
110%include "jccolext-mmx.asm"
111
112%undef RGB_RED
113%undef RGB_GREEN
114%undef RGB_BLUE
115%undef RGB_PIXELSIZE
116%define RGB_RED  EXT_XRGB_RED
117%define RGB_GREEN  EXT_XRGB_GREEN
118%define RGB_BLUE  EXT_XRGB_BLUE
119%define RGB_PIXELSIZE  EXT_XRGB_PIXELSIZE
120%define jsimd_rgb_ycc_convert_mmx  jsimd_extxrgb_ycc_convert_mmx
121%include "jccolext-mmx.asm"
122