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1;
2; jccolor.asm - colorspace conversion (SSE2)
3;
4; Copyright (C) 2009, 2016, D. R. Commander.
5;
6; Based on the x86 SIMD extension for IJG JPEG library
7; Copyright (C) 1999-2006, MIYASAKA Masaru.
8; For conditions of distribution and use, see copyright notice in jsimdext.inc
9;
10; This file should be assembled with NASM (Netwide Assembler),
11; can *not* be assembled with Microsoft's MASM or any compatible
12; assembler (including Borland's Turbo Assembler).
13; NASM is available from http://nasm.sourceforge.net/ or
14; http://sourceforge.net/project/showfiles.php?group_id=6208
15
16%include "jsimdext.inc"
17
18; --------------------------------------------------------------------------
19
20%define SCALEBITS  16
21
22F_0_081 equ  5329                ; FIX(0.08131)
23F_0_114 equ  7471                ; FIX(0.11400)
24F_0_168 equ 11059                ; FIX(0.16874)
25F_0_250 equ 16384                ; FIX(0.25000)
26F_0_299 equ 19595                ; FIX(0.29900)
27F_0_331 equ 21709                ; FIX(0.33126)
28F_0_418 equ 27439                ; FIX(0.41869)
29F_0_587 equ 38470                ; FIX(0.58700)
30F_0_337 equ (F_0_587 - F_0_250)  ; FIX(0.58700) - FIX(0.25000)
31
32; --------------------------------------------------------------------------
33    SECTION     SEG_CONST
34
35    alignz      32
36    GLOBAL_DATA(jconst_rgb_ycc_convert_sse2)
37
38EXTN(jconst_rgb_ycc_convert_sse2):
39
40PW_F0299_F0337  times 4 dw  F_0_299,  F_0_337
41PW_F0114_F0250  times 4 dw  F_0_114,  F_0_250
42PW_MF016_MF033  times 4 dw -F_0_168, -F_0_331
43PW_MF008_MF041  times 4 dw -F_0_081, -F_0_418
44PD_ONEHALFM1_CJ times 4 dd  (1 << (SCALEBITS - 1)) - 1 + \
45                            (CENTERJSAMPLE << SCALEBITS)
46PD_ONEHALF      times 4 dd  (1 << (SCALEBITS - 1))
47
48    alignz      32
49
50; --------------------------------------------------------------------------
51    SECTION     SEG_TEXT
52    BITS        32
53
54%include "jccolext-sse2.asm"
55
56%undef RGB_RED
57%undef RGB_GREEN
58%undef RGB_BLUE
59%undef RGB_PIXELSIZE
60%define RGB_RED  EXT_RGB_RED
61%define RGB_GREEN  EXT_RGB_GREEN
62%define RGB_BLUE  EXT_RGB_BLUE
63%define RGB_PIXELSIZE  EXT_RGB_PIXELSIZE
64%define jsimd_rgb_ycc_convert_sse2  jsimd_extrgb_ycc_convert_sse2
65%include "jccolext-sse2.asm"
66
67%undef RGB_RED
68%undef RGB_GREEN
69%undef RGB_BLUE
70%undef RGB_PIXELSIZE
71%define RGB_RED  EXT_RGBX_RED
72%define RGB_GREEN  EXT_RGBX_GREEN
73%define RGB_BLUE  EXT_RGBX_BLUE
74%define RGB_PIXELSIZE  EXT_RGBX_PIXELSIZE
75%define jsimd_rgb_ycc_convert_sse2  jsimd_extrgbx_ycc_convert_sse2
76%include "jccolext-sse2.asm"
77
78%undef RGB_RED
79%undef RGB_GREEN
80%undef RGB_BLUE
81%undef RGB_PIXELSIZE
82%define RGB_RED  EXT_BGR_RED
83%define RGB_GREEN  EXT_BGR_GREEN
84%define RGB_BLUE  EXT_BGR_BLUE
85%define RGB_PIXELSIZE  EXT_BGR_PIXELSIZE
86%define jsimd_rgb_ycc_convert_sse2  jsimd_extbgr_ycc_convert_sse2
87%include "jccolext-sse2.asm"
88
89%undef RGB_RED
90%undef RGB_GREEN
91%undef RGB_BLUE
92%undef RGB_PIXELSIZE
93%define RGB_RED  EXT_BGRX_RED
94%define RGB_GREEN  EXT_BGRX_GREEN
95%define RGB_BLUE  EXT_BGRX_BLUE
96%define RGB_PIXELSIZE  EXT_BGRX_PIXELSIZE
97%define jsimd_rgb_ycc_convert_sse2  jsimd_extbgrx_ycc_convert_sse2
98%include "jccolext-sse2.asm"
99
100%undef RGB_RED
101%undef RGB_GREEN
102%undef RGB_BLUE
103%undef RGB_PIXELSIZE
104%define RGB_RED  EXT_XBGR_RED
105%define RGB_GREEN  EXT_XBGR_GREEN
106%define RGB_BLUE  EXT_XBGR_BLUE
107%define RGB_PIXELSIZE  EXT_XBGR_PIXELSIZE
108%define jsimd_rgb_ycc_convert_sse2  jsimd_extxbgr_ycc_convert_sse2
109%include "jccolext-sse2.asm"
110
111%undef RGB_RED
112%undef RGB_GREEN
113%undef RGB_BLUE
114%undef RGB_PIXELSIZE
115%define RGB_RED  EXT_XRGB_RED
116%define RGB_GREEN  EXT_XRGB_GREEN
117%define RGB_BLUE  EXT_XRGB_BLUE
118%define RGB_PIXELSIZE  EXT_XRGB_PIXELSIZE
119%define jsimd_rgb_ycc_convert_sse2  jsimd_extxrgb_ycc_convert_sse2
120%include "jccolext-sse2.asm"
121