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118 lines
3.0 KiB
NASM
118 lines
3.0 KiB
NASM
;
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; jccolss2.asm - colorspace conversion (SSE2)
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;
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; x86 SIMD extension for IJG JPEG library
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; Copyright (C) 1999-2006, MIYASAKA Masaru.
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; Copyright (C) 2009, D. R. Commander.
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; For conditions of distribution and use, see copyright notice in jsimdext.inc
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;
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; This file should be assembled with NASM (Netwide Assembler),
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; can *not* be assembled with Microsoft's MASM or any compatible
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; assembler (including Borland's Turbo Assembler).
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; NASM is available from http://nasm.sourceforge.net/ or
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; http://sourceforge.net/project/showfiles.php?group_id=6208
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;
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; [TAB8]
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%include "jsimdext.inc"
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; --------------------------------------------------------------------------
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%define SCALEBITS 16
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F_0_081 equ 5329 ; FIX(0.08131)
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F_0_114 equ 7471 ; FIX(0.11400)
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F_0_168 equ 11059 ; FIX(0.16874)
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F_0_250 equ 16384 ; FIX(0.25000)
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F_0_299 equ 19595 ; FIX(0.29900)
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F_0_331 equ 21709 ; FIX(0.33126)
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F_0_418 equ 27439 ; FIX(0.41869)
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F_0_587 equ 38470 ; FIX(0.58700)
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F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000)
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; --------------------------------------------------------------------------
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SECTION SEG_CONST
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alignz 16
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global EXTN(jconst_rgb_ycc_convert_sse2)
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EXTN(jconst_rgb_ycc_convert_sse2):
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PW_F0299_F0337 times 4 dw F_0_299, F_0_337
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PW_F0114_F0250 times 4 dw F_0_114, F_0_250
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PW_MF016_MF033 times 4 dw -F_0_168,-F_0_331
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PW_MF008_MF041 times 4 dw -F_0_081,-F_0_418
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PD_ONEHALFM1_CJ times 4 dd (1 << (SCALEBITS-1)) - 1 + (CENTERJSAMPLE << SCALEBITS)
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PD_ONEHALF times 4 dd (1 << (SCALEBITS-1))
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alignz 16
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; --------------------------------------------------------------------------
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%include "jcclrss2.asm"
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%undef RGB_RED
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%undef RGB_GREEN
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%undef RGB_BLUE
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%undef RGB_PIXELSIZE
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%define RGB_RED 0
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%define RGB_GREEN 1
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%define RGB_BLUE 2
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%define RGB_PIXELSIZE 3
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%define jsimd_rgb_ycc_convert_sse2 jsimd_extrgb_ycc_convert_sse2
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%include "jcclrss2.asm"
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%undef RGB_RED
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%undef RGB_GREEN
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%undef RGB_BLUE
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%undef RGB_PIXELSIZE
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%define RGB_RED 0
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%define RGB_GREEN 1
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%define RGB_BLUE 2
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%define RGB_PIXELSIZE 4
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%define jsimd_rgb_ycc_convert_sse2 jsimd_extrgbx_ycc_convert_sse2
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%include "jcclrss2.asm"
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%undef RGB_RED
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%undef RGB_GREEN
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%undef RGB_BLUE
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%undef RGB_PIXELSIZE
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%define RGB_RED 2
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%define RGB_GREEN 1
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%define RGB_BLUE 0
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%define RGB_PIXELSIZE 3
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%define jsimd_rgb_ycc_convert_sse2 jsimd_extbgr_ycc_convert_sse2
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%include "jcclrss2.asm"
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%undef RGB_RED
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%undef RGB_GREEN
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%undef RGB_BLUE
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%undef RGB_PIXELSIZE
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%define RGB_RED 2
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%define RGB_GREEN 1
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%define RGB_BLUE 0
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%define RGB_PIXELSIZE 4
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%define jsimd_rgb_ycc_convert_sse2 jsimd_extbgrx_ycc_convert_sse2
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%include "jcclrss2.asm"
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%undef RGB_RED
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%undef RGB_GREEN
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%undef RGB_BLUE
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%undef RGB_PIXELSIZE
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%define RGB_RED 3
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%define RGB_GREEN 2
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%define RGB_BLUE 1
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%define RGB_PIXELSIZE 4
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%define jsimd_rgb_ycc_convert_sse2 jsimd_extxbgr_ycc_convert_sse2
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%include "jcclrss2.asm"
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%undef RGB_RED
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%undef RGB_GREEN
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%undef RGB_BLUE
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%undef RGB_PIXELSIZE
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%define RGB_RED 1
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%define RGB_GREEN 2
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%define RGB_BLUE 3
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%define RGB_PIXELSIZE 4
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%define jsimd_rgb_ycc_convert_sse2 jsimd_extxrgb_ycc_convert_sse2
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%include "jcclrss2.asm"
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