etlegacy-libs/jpegturbo/simd/i386/jccolor-avx2.asm
2020-03-26 13:19:40 +01:00

121 lines
3.6 KiB
NASM

;
; jccolor.asm - colorspace conversion (AVX2)
;
; Copyright (C) 2009, 2016, D. R. Commander.
; Copyright (C) 2015, Intel Corporation.
;
; Based on the x86 SIMD extension for IJG JPEG library
; Copyright (C) 1999-2006, MIYASAKA Masaru.
; For conditions of distribution and use, see copyright notice in jsimdext.inc
;
; This file should be assembled with NASM (Netwide Assembler),
; can *not* be assembled with Microsoft's MASM or any compatible
; assembler (including Borland's Turbo Assembler).
; NASM is available from http://nasm.sourceforge.net/ or
; http://sourceforge.net/project/showfiles.php?group_id=6208
%include "jsimdext.inc"
; --------------------------------------------------------------------------
%define SCALEBITS 16
F_0_081 equ 5329 ; FIX(0.08131)
F_0_114 equ 7471 ; FIX(0.11400)
F_0_168 equ 11059 ; FIX(0.16874)
F_0_250 equ 16384 ; FIX(0.25000)
F_0_299 equ 19595 ; FIX(0.29900)
F_0_331 equ 21709 ; FIX(0.33126)
F_0_418 equ 27439 ; FIX(0.41869)
F_0_587 equ 38470 ; FIX(0.58700)
F_0_337 equ (F_0_587 - F_0_250) ; FIX(0.58700) - FIX(0.25000)
; --------------------------------------------------------------------------
SECTION SEG_CONST
alignz 32
GLOBAL_DATA(jconst_rgb_ycc_convert_avx2)
EXTN(jconst_rgb_ycc_convert_avx2):
PW_F0299_F0337 times 8 dw F_0_299, F_0_337
PW_F0114_F0250 times 8 dw F_0_114, F_0_250
PW_MF016_MF033 times 8 dw -F_0_168, -F_0_331
PW_MF008_MF041 times 8 dw -F_0_081, -F_0_418
PD_ONEHALFM1_CJ times 8 dd (1 << (SCALEBITS - 1)) - 1 + \
(CENTERJSAMPLE << SCALEBITS)
PD_ONEHALF times 8 dd (1 << (SCALEBITS - 1))
alignz 32
; --------------------------------------------------------------------------
SECTION SEG_TEXT
BITS 32
%include "jccolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_RGB_RED
%define RGB_GREEN EXT_RGB_GREEN
%define RGB_BLUE EXT_RGB_BLUE
%define RGB_PIXELSIZE EXT_RGB_PIXELSIZE
%define jsimd_rgb_ycc_convert_avx2 jsimd_extrgb_ycc_convert_avx2
%include "jccolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_RGBX_RED
%define RGB_GREEN EXT_RGBX_GREEN
%define RGB_BLUE EXT_RGBX_BLUE
%define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE
%define jsimd_rgb_ycc_convert_avx2 jsimd_extrgbx_ycc_convert_avx2
%include "jccolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_BGR_RED
%define RGB_GREEN EXT_BGR_GREEN
%define RGB_BLUE EXT_BGR_BLUE
%define RGB_PIXELSIZE EXT_BGR_PIXELSIZE
%define jsimd_rgb_ycc_convert_avx2 jsimd_extbgr_ycc_convert_avx2
%include "jccolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_BGRX_RED
%define RGB_GREEN EXT_BGRX_GREEN
%define RGB_BLUE EXT_BGRX_BLUE
%define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE
%define jsimd_rgb_ycc_convert_avx2 jsimd_extbgrx_ycc_convert_avx2
%include "jccolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_XBGR_RED
%define RGB_GREEN EXT_XBGR_GREEN
%define RGB_BLUE EXT_XBGR_BLUE
%define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE
%define jsimd_rgb_ycc_convert_avx2 jsimd_extxbgr_ycc_convert_avx2
%include "jccolext-avx2.asm"
%undef RGB_RED
%undef RGB_GREEN
%undef RGB_BLUE
%undef RGB_PIXELSIZE
%define RGB_RED EXT_XRGB_RED
%define RGB_GREEN EXT_XRGB_GREEN
%define RGB_BLUE EXT_XRGB_BLUE
%define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE
%define jsimd_rgb_ycc_convert_avx2 jsimd_extxrgb_ycc_convert_avx2
%include "jccolext-avx2.asm"