• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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; [TAB8]
17
18%include "jsimdext.inc"
19
20; --------------------------------------------------------------------------
21
22%define SCALEBITS  16
23
24F_0_081 equ  5329                ; FIX(0.08131)
25F_0_114 equ  7471                ; FIX(0.11400)
26F_0_168 equ 11059                ; FIX(0.16874)
27F_0_250 equ 16384                ; FIX(0.25000)
28F_0_299 equ 19595                ; FIX(0.29900)
29F_0_331 equ 21709                ; FIX(0.33126)
30F_0_418 equ 27439                ; FIX(0.41869)
31F_0_587 equ 38470                ; FIX(0.58700)
32F_0_337 equ (F_0_587 - F_0_250)  ; FIX(0.58700) - FIX(0.25000)
33
34; --------------------------------------------------------------------------
35    SECTION     SEG_CONST
36
37    alignz      32
38    GLOBAL_DATA(jconst_rgb_ycc_convert_sse2)
39
40EXTN(jconst_rgb_ycc_convert_sse2):
41
42PW_F0299_F0337  times 4 dw  F_0_299,  F_0_337
43PW_F0114_F0250  times 4 dw  F_0_114,  F_0_250
44PW_MF016_MF033  times 4 dw -F_0_168, -F_0_331
45PW_MF008_MF041  times 4 dw -F_0_081, -F_0_418
46PD_ONEHALFM1_CJ times 4 dd  (1 << (SCALEBITS - 1)) - 1 + \
47                            (CENTERJSAMPLE << SCALEBITS)
48PD_ONEHALF      times 4 dd  (1 << (SCALEBITS - 1))
49
50    alignz      32
51
52; --------------------------------------------------------------------------
53    SECTION     SEG_TEXT
54    BITS        32
55
56%include "jccolext-sse2.asm"
57
58%undef RGB_RED
59%undef RGB_GREEN
60%undef RGB_BLUE
61%undef RGB_PIXELSIZE
62%define RGB_RED  EXT_RGB_RED
63%define RGB_GREEN  EXT_RGB_GREEN
64%define RGB_BLUE  EXT_RGB_BLUE
65%define RGB_PIXELSIZE  EXT_RGB_PIXELSIZE
66%define jsimd_rgb_ycc_convert_sse2  jsimd_extrgb_ycc_convert_sse2
67%include "jccolext-sse2.asm"
68
69%undef RGB_RED
70%undef RGB_GREEN
71%undef RGB_BLUE
72%undef RGB_PIXELSIZE
73%define RGB_RED  EXT_RGBX_RED
74%define RGB_GREEN  EXT_RGBX_GREEN
75%define RGB_BLUE  EXT_RGBX_BLUE
76%define RGB_PIXELSIZE  EXT_RGBX_PIXELSIZE
77%define jsimd_rgb_ycc_convert_sse2  jsimd_extrgbx_ycc_convert_sse2
78%include "jccolext-sse2.asm"
79
80%undef RGB_RED
81%undef RGB_GREEN
82%undef RGB_BLUE
83%undef RGB_PIXELSIZE
84%define RGB_RED  EXT_BGR_RED
85%define RGB_GREEN  EXT_BGR_GREEN
86%define RGB_BLUE  EXT_BGR_BLUE
87%define RGB_PIXELSIZE  EXT_BGR_PIXELSIZE
88%define jsimd_rgb_ycc_convert_sse2  jsimd_extbgr_ycc_convert_sse2
89%include "jccolext-sse2.asm"
90
91%undef RGB_RED
92%undef RGB_GREEN
93%undef RGB_BLUE
94%undef RGB_PIXELSIZE
95%define RGB_RED  EXT_BGRX_RED
96%define RGB_GREEN  EXT_BGRX_GREEN
97%define RGB_BLUE  EXT_BGRX_BLUE
98%define RGB_PIXELSIZE  EXT_BGRX_PIXELSIZE
99%define jsimd_rgb_ycc_convert_sse2  jsimd_extbgrx_ycc_convert_sse2
100%include "jccolext-sse2.asm"
101
102%undef RGB_RED
103%undef RGB_GREEN
104%undef RGB_BLUE
105%undef RGB_PIXELSIZE
106%define RGB_RED  EXT_XBGR_RED
107%define RGB_GREEN  EXT_XBGR_GREEN
108%define RGB_BLUE  EXT_XBGR_BLUE
109%define RGB_PIXELSIZE  EXT_XBGR_PIXELSIZE
110%define jsimd_rgb_ycc_convert_sse2  jsimd_extxbgr_ycc_convert_sse2
111%include "jccolext-sse2.asm"
112
113%undef RGB_RED
114%undef RGB_GREEN
115%undef RGB_BLUE
116%undef RGB_PIXELSIZE
117%define RGB_RED  EXT_XRGB_RED
118%define RGB_GREEN  EXT_XRGB_GREEN
119%define RGB_BLUE  EXT_XRGB_BLUE
120%define RGB_PIXELSIZE  EXT_XRGB_PIXELSIZE
121%define jsimd_rgb_ycc_convert_sse2  jsimd_extxrgb_ycc_convert_sse2
122%include "jccolext-sse2.asm"
123