diff --git a/common/jpeg/simd/jdmerss2.asm b/common/jpeg/simd/jdmerss2.asm
index 8a7c68f..2294e0d 100644
--- a/common/jpeg/simd/jdmerss2.asm
+++ b/common/jpeg/simd/jdmerss2.asm
@@ -2,6 +2,7 @@
 ; jdmerss2.asm - merged upsampling/color conversion (SSE2)
 ;
 ; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
+; Copyright 2009 D. R. Commander
 ;
 ; Based on
 ; x86 SIMD extension for IJG JPEG library
@@ -17,7 +18,6 @@
 ; [TAB8]
 
 %include "jsimdext.inc"
-%include "jcolsamp.inc"
 
 ; --------------------------------------------------------------------------
 
@@ -48,543 +48,76 @@
 	alignz	16
 
 ; --------------------------------------------------------------------------
-	SECTION	SEG_TEXT
-	BITS	32
-;
-; Upsample and color convert for the case of 2:1 horizontal and 1:1 vertical.
-;
-; GLOBAL(void)
-; jsimd_h2v1_merged_upsample_sse2 (JDIMENSION output_width,
-;                                  JSAMPIMAGE input_buf,
-;                                  JDIMENSION in_row_group_ctr,
-;                                  JSAMPARRAY output_buf);
-;
+%include "jdmrgss2.asm"
 
-%define output_width(b)	(b)+8			; JDIMENSION output_width
-%define input_buf(b)		(b)+12		; JSAMPIMAGE input_buf
-%define in_row_group_ctr(b)	(b)+16		; JDIMENSION in_row_group_ctr
-%define output_buf(b)		(b)+20		; JSAMPARRAY output_buf
+%undef RGB_RED
+%undef RGB_GREEN
+%undef RGB_BLUE
+%undef RGB_PIXELSIZE
+%define RGB_RED 0
+%define RGB_GREEN 1
+%define RGB_BLUE 2
+%define RGB_PIXELSIZE 3
+%define jsimd_h2v1_merged_upsample_sse2 jsimd_h2v1_extrgb_merged_upsample_sse2
+%define jsimd_h2v2_merged_upsample_sse2 jsimd_h2v2_extrgb_merged_upsample_sse2
+%include "jdmrgss2.asm"
 
-%define original_ebp	ebp+0
-%define wk(i)		ebp-(WK_NUM-(i))*SIZEOF_XMMWORD	; xmmword wk[WK_NUM]
-%define WK_NUM		3
-%define gotptr		wk(0)-SIZEOF_POINTER	; void * gotptr
+%undef RGB_RED
+%undef RGB_GREEN
+%undef RGB_BLUE
+%undef RGB_PIXELSIZE
+%define RGB_RED 0
+%define RGB_GREEN 1
+%define RGB_BLUE 2
+%define RGB_PIXELSIZE 4
+%define jsimd_h2v1_merged_upsample_sse2 jsimd_h2v1_extrgbx_merged_upsample_sse2
+%define jsimd_h2v2_merged_upsample_sse2 jsimd_h2v2_extrgbx_merged_upsample_sse2
+%include "jdmrgss2.asm"
 
-	align	16
-	global	EXTN(jsimd_h2v1_merged_upsample_sse2)
+%undef RGB_RED
+%undef RGB_GREEN
+%undef RGB_BLUE
+%undef RGB_PIXELSIZE
+%define RGB_RED 2
+%define RGB_GREEN 1
+%define RGB_BLUE 0
+%define RGB_PIXELSIZE 3
+%define jsimd_h2v1_merged_upsample_sse2 jsimd_h2v1_extbgr_merged_upsample_sse2
+%define jsimd_h2v2_merged_upsample_sse2 jsimd_h2v2_extbgr_merged_upsample_sse2
+%include "jdmrgss2.asm"
 
-EXTN(jsimd_h2v1_merged_upsample_sse2):
-	push	ebp
-	mov	eax,esp				; eax = original ebp
-	sub	esp, byte 4
-	and	esp, byte (-SIZEOF_XMMWORD)	; align to 128 bits
-	mov	[esp],eax
-	mov	ebp,esp				; ebp = aligned ebp
-	lea	esp, [wk(0)]
-	pushpic	eax		; make a room for GOT address
-	push	ebx
-;	push	ecx		; need not be preserved
-;	push	edx		; need not be preserved
-	push	esi
-	push	edi
+%undef RGB_RED
+%undef RGB_GREEN
+%undef RGB_BLUE
+%undef RGB_PIXELSIZE
+%define RGB_RED 2
+%define RGB_GREEN 1
+%define RGB_BLUE 0
+%define RGB_PIXELSIZE 4
+%define jsimd_h2v1_merged_upsample_sse2 jsimd_h2v1_extbgrx_merged_upsample_sse2
+%define jsimd_h2v2_merged_upsample_sse2 jsimd_h2v2_extbgrx_merged_upsample_sse2
+%include "jdmrgss2.asm"
 
-	get_GOT	ebx			; get GOT address
-	movpic	POINTER [gotptr], ebx	; save GOT address
+%undef RGB_RED
+%undef RGB_GREEN
+%undef RGB_BLUE
+%undef RGB_PIXELSIZE
+%define RGB_RED 3
+%define RGB_GREEN 2
+%define RGB_BLUE 1
+%define RGB_PIXELSIZE 4
+%define jsimd_h2v1_merged_upsample_sse2 jsimd_h2v1_extxbgr_merged_upsample_sse2
+%define jsimd_h2v2_merged_upsample_sse2 jsimd_h2v2_extxbgr_merged_upsample_sse2
+%include "jdmrgss2.asm"
 
-	mov	ecx, JDIMENSION [output_width(eax)]	; col
-	test	ecx,ecx
-	jz	near .return
-
-	push	ecx
-
-	mov	edi, JSAMPIMAGE [input_buf(eax)]
-	mov	ecx, JDIMENSION [in_row_group_ctr(eax)]
-	mov	esi, JSAMPARRAY [edi+0*SIZEOF_JSAMPARRAY]
-	mov	ebx, JSAMPARRAY [edi+1*SIZEOF_JSAMPARRAY]
-	mov	edx, JSAMPARRAY [edi+2*SIZEOF_JSAMPARRAY]
-	mov	edi, JSAMPARRAY [output_buf(eax)]
-	mov	esi, JSAMPROW [esi+ecx*SIZEOF_JSAMPROW]		; inptr0
-	mov	ebx, JSAMPROW [ebx+ecx*SIZEOF_JSAMPROW]		; inptr1
-	mov	edx, JSAMPROW [edx+ecx*SIZEOF_JSAMPROW]		; inptr2
-	mov	edi, JSAMPROW [edi]				; outptr
-
-	pop	ecx			; col
-
-	alignx	16,7
-.columnloop:
-	movpic	eax, POINTER [gotptr]	; load GOT address (eax)
-
-	movdqa    xmm6, XMMWORD [ebx]	; xmm6=Cb(0123456789ABCDEF)
-	movdqa    xmm7, XMMWORD [edx]	; xmm7=Cr(0123456789ABCDEF)
-
-	pxor      xmm1,xmm1		; xmm1=(all 0's)
-	pcmpeqw   xmm3,xmm3
-	psllw     xmm3,7		; xmm3={0xFF80 0xFF80 0xFF80 0xFF80 ..}
-
-	movdqa    xmm4,xmm6
-	punpckhbw xmm6,xmm1		; xmm6=Cb(89ABCDEF)=CbH
-	punpcklbw xmm4,xmm1		; xmm4=Cb(01234567)=CbL
-	movdqa    xmm0,xmm7
-	punpckhbw xmm7,xmm1		; xmm7=Cr(89ABCDEF)=CrH
-	punpcklbw xmm0,xmm1		; xmm0=Cr(01234567)=CrL
-
-	paddw     xmm6,xmm3
-	paddw     xmm4,xmm3
-	paddw     xmm7,xmm3
-	paddw     xmm0,xmm3
-
-	; (Original)
-	; R = Y                + 1.40200 * Cr
-	; G = Y - 0.34414 * Cb - 0.71414 * Cr
-	; B = Y + 1.77200 * Cb
-	;
-	; (This implementation)
-	; R = Y                + 0.40200 * Cr + Cr
-	; G = Y - 0.34414 * Cb + 0.28586 * Cr - Cr
-	; B = Y - 0.22800 * Cb + Cb + Cb
-
-	movdqa	xmm5,xmm6		; xmm5=CbH
-	movdqa	xmm2,xmm4		; xmm2=CbL
-	paddw	xmm6,xmm6		; xmm6=2*CbH
-	paddw	xmm4,xmm4		; xmm4=2*CbL
-	movdqa	xmm1,xmm7		; xmm1=CrH
-	movdqa	xmm3,xmm0		; xmm3=CrL
-	paddw	xmm7,xmm7		; xmm7=2*CrH
-	paddw	xmm0,xmm0		; xmm0=2*CrL
-
-	pmulhw	xmm6,[GOTOFF(eax,PW_MF0228)]	; xmm6=(2*CbH * -FIX(0.22800))
-	pmulhw	xmm4,[GOTOFF(eax,PW_MF0228)]	; xmm4=(2*CbL * -FIX(0.22800))
-	pmulhw	xmm7,[GOTOFF(eax,PW_F0402)]	; xmm7=(2*CrH * FIX(0.40200))
-	pmulhw	xmm0,[GOTOFF(eax,PW_F0402)]	; xmm0=(2*CrL * FIX(0.40200))
-
-	paddw	xmm6,[GOTOFF(eax,PW_ONE)]
-	paddw	xmm4,[GOTOFF(eax,PW_ONE)]
-	psraw	xmm6,1			; xmm6=(CbH * -FIX(0.22800))
-	psraw	xmm4,1			; xmm4=(CbL * -FIX(0.22800))
-	paddw	xmm7,[GOTOFF(eax,PW_ONE)]
-	paddw	xmm0,[GOTOFF(eax,PW_ONE)]
-	psraw	xmm7,1			; xmm7=(CrH * FIX(0.40200))
-	psraw	xmm0,1			; xmm0=(CrL * FIX(0.40200))
-
-	paddw	xmm6,xmm5
-	paddw	xmm4,xmm2
-	paddw	xmm6,xmm5		; xmm6=(CbH * FIX(1.77200))=(B-Y)H
-	paddw	xmm4,xmm2		; xmm4=(CbL * FIX(1.77200))=(B-Y)L
-	paddw	xmm7,xmm1		; xmm7=(CrH * FIX(1.40200))=(R-Y)H
-	paddw	xmm0,xmm3		; xmm0=(CrL * FIX(1.40200))=(R-Y)L
-
-	movdqa	XMMWORD [wk(0)], xmm6	; wk(0)=(B-Y)H
-	movdqa	XMMWORD [wk(1)], xmm7	; wk(1)=(R-Y)H
-
-	movdqa    xmm6,xmm5
-	movdqa    xmm7,xmm2
-	punpcklwd xmm5,xmm1
-	punpckhwd xmm6,xmm1
-	pmaddwd   xmm5,[GOTOFF(eax,PW_MF0344_F0285)]
-	pmaddwd   xmm6,[GOTOFF(eax,PW_MF0344_F0285)]
-	punpcklwd xmm2,xmm3
-	punpckhwd xmm7,xmm3
-	pmaddwd   xmm2,[GOTOFF(eax,PW_MF0344_F0285)]
-	pmaddwd   xmm7,[GOTOFF(eax,PW_MF0344_F0285)]
-
-	paddd     xmm5,[GOTOFF(eax,PD_ONEHALF)]
-	paddd     xmm6,[GOTOFF(eax,PD_ONEHALF)]
-	psrad     xmm5,SCALEBITS
-	psrad     xmm6,SCALEBITS
-	paddd     xmm2,[GOTOFF(eax,PD_ONEHALF)]
-	paddd     xmm7,[GOTOFF(eax,PD_ONEHALF)]
-	psrad     xmm2,SCALEBITS
-	psrad     xmm7,SCALEBITS
-
-	packssdw  xmm5,xmm6	; xmm5=CbH*-FIX(0.344)+CrH*FIX(0.285)
-	packssdw  xmm2,xmm7	; xmm2=CbL*-FIX(0.344)+CrL*FIX(0.285)
-	psubw     xmm5,xmm1	; xmm5=CbH*-FIX(0.344)+CrH*-FIX(0.714)=(G-Y)H
-	psubw     xmm2,xmm3	; xmm2=CbL*-FIX(0.344)+CrL*-FIX(0.714)=(G-Y)L
-
-	movdqa	XMMWORD [wk(2)], xmm5	; wk(2)=(G-Y)H
-
-	mov	al,2			; Yctr
-	jmp	short .Yloop_1st
-	alignx	16,7
-
-.Yloop_2nd:
-	movdqa	xmm0, XMMWORD [wk(1)]	; xmm0=(R-Y)H
-	movdqa	xmm2, XMMWORD [wk(2)]	; xmm2=(G-Y)H
-	movdqa	xmm4, XMMWORD [wk(0)]	; xmm4=(B-Y)H
-	alignx	16,7
-
-.Yloop_1st:
-	movdqa	xmm7, XMMWORD [esi]	; xmm7=Y(0123456789ABCDEF)
-
-	pcmpeqw	xmm6,xmm6
-	psrlw	xmm6,BYTE_BIT		; xmm6={0xFF 0x00 0xFF 0x00 ..}
-	pand	xmm6,xmm7		; xmm6=Y(02468ACE)=YE
-	psrlw	xmm7,BYTE_BIT		; xmm7=Y(13579BDF)=YO
-
-	movdqa	xmm1,xmm0		; xmm1=xmm0=(R-Y)(L/H)
-	movdqa	xmm3,xmm2		; xmm3=xmm2=(G-Y)(L/H)
-	movdqa	xmm5,xmm4		; xmm5=xmm4=(B-Y)(L/H)
-
-	paddw     xmm0,xmm6		; xmm0=((R-Y)+YE)=RE=R(02468ACE)
-	paddw     xmm1,xmm7		; xmm1=((R-Y)+YO)=RO=R(13579BDF)
-	packuswb  xmm0,xmm0		; xmm0=R(02468ACE********)
-	packuswb  xmm1,xmm1		; xmm1=R(13579BDF********)
-
-	paddw     xmm2,xmm6		; xmm2=((G-Y)+YE)=GE=G(02468ACE)
-	paddw     xmm3,xmm7		; xmm3=((G-Y)+YO)=GO=G(13579BDF)
-	packuswb  xmm2,xmm2		; xmm2=G(02468ACE********)
-	packuswb  xmm3,xmm3		; xmm3=G(13579BDF********)
-
-	paddw     xmm4,xmm6		; xmm4=((B-Y)+YE)=BE=B(02468ACE)
-	paddw     xmm5,xmm7		; xmm5=((B-Y)+YO)=BO=B(13579BDF)
-	packuswb  xmm4,xmm4		; xmm4=B(02468ACE********)
-	packuswb  xmm5,xmm5		; xmm5=B(13579BDF********)
-
-%if RGB_PIXELSIZE == 3 ; ---------------
-
-	; xmmA=(00 02 04 06 08 0A 0C 0E **), xmmB=(01 03 05 07 09 0B 0D 0F **)
-	; xmmC=(10 12 14 16 18 1A 1C 1E **), xmmD=(11 13 15 17 19 1B 1D 1F **)
-	; xmmE=(20 22 24 26 28 2A 2C 2E **), xmmF=(21 23 25 27 29 2B 2D 2F **)
-	; xmmG=(** ** ** ** ** ** ** ** **), xmmH=(** ** ** ** ** ** ** ** **)
-
-	punpcklbw xmmA,xmmC	; xmmA=(00 10 02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E)
-	punpcklbw xmmE,xmmB	; xmmE=(20 01 22 03 24 05 26 07 28 09 2A 0B 2C 0D 2E 0F)
-	punpcklbw xmmD,xmmF	; xmmD=(11 21 13 23 15 25 17 27 19 29 1B 2B 1D 2D 1F 2F)
-
-	movdqa    xmmG,xmmA
-	movdqa    xmmH,xmmA
-	punpcklwd xmmA,xmmE	; xmmA=(00 10 20 01 02 12 22 03 04 14 24 05 06 16 26 07)
-	punpckhwd xmmG,xmmE	; xmmG=(08 18 28 09 0A 1A 2A 0B 0C 1C 2C 0D 0E 1E 2E 0F)
-
-	psrldq    xmmH,2	; xmmH=(02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E -- --)
-	psrldq    xmmE,2	; xmmE=(22 03 24 05 26 07 28 09 2A 0B 2C 0D 2E 0F -- --)
-
-	movdqa    xmmC,xmmD
-	movdqa    xmmB,xmmD
-	punpcklwd xmmD,xmmH	; xmmD=(11 21 02 12 13 23 04 14 15 25 06 16 17 27 08 18)
-	punpckhwd xmmC,xmmH	; xmmC=(19 29 0A 1A 1B 2B 0C 1C 1D 2D 0E 1E 1F 2F -- --)
-
-	psrldq    xmmB,2	; xmmB=(13 23 15 25 17 27 19 29 1B 2B 1D 2D 1F 2F -- --)
-
-	movdqa    xmmF,xmmE
-	punpcklwd xmmE,xmmB	; xmmE=(22 03 13 23 24 05 15 25 26 07 17 27 28 09 19 29)
-	punpckhwd xmmF,xmmB	; xmmF=(2A 0B 1B 2B 2C 0D 1D 2D 2E 0F 1F 2F -- -- -- --)
-
-	pshufd    xmmH,xmmA,0x4E; xmmH=(04 14 24 05 06 16 26 07 00 10 20 01 02 12 22 03)
-	movdqa    xmmB,xmmE
-	punpckldq xmmA,xmmD	; xmmA=(00 10 20 01 11 21 02 12 02 12 22 03 13 23 04 14)
-	punpckldq xmmE,xmmH	; xmmE=(22 03 13 23 04 14 24 05 24 05 15 25 06 16 26 07)
-	punpckhdq xmmD,xmmB	; xmmD=(15 25 06 16 26 07 17 27 17 27 08 18 28 09 19 29)
-
-	pshufd    xmmH,xmmG,0x4E; xmmH=(0C 1C 2C 0D 0E 1E 2E 0F 08 18 28 09 0A 1A 2A 0B)
-	movdqa    xmmB,xmmF
-	punpckldq xmmG,xmmC	; xmmG=(08 18 28 09 19 29 0A 1A 0A 1A 2A 0B 1B 2B 0C 1C)
-	punpckldq xmmF,xmmH	; xmmF=(2A 0B 1B 2B 0C 1C 2C 0D 2C 0D 1D 2D 0E 1E 2E 0F)
-	punpckhdq xmmC,xmmB	; xmmC=(1D 2D 0E 1E 2E 0F 1F 2F 1F 2F -- -- -- -- -- --)
-
-	punpcklqdq xmmA,xmmE	; xmmA=(00 10 20 01 11 21 02 12 22 03 13 23 04 14 24 05)
-	punpcklqdq xmmD,xmmG	; xmmD=(15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A)
-	punpcklqdq xmmF,xmmC	; xmmF=(2A 0B 1B 2B 0C 1C 2C 0D 1D 2D 0E 1E 2E 0F 1F 2F)
-
-	cmp	ecx, byte SIZEOF_XMMWORD
-	jb	short .column_st32
-
-	test	edi, SIZEOF_XMMWORD-1
-	jnz	short .out1
-	; --(aligned)-------------------
-	movntdq	XMMWORD [edi+0*SIZEOF_XMMWORD], xmmA
-	movntdq	XMMWORD [edi+1*SIZEOF_XMMWORD], xmmD
-	movntdq	XMMWORD [edi+2*SIZEOF_XMMWORD], xmmF
-	add	edi, byte RGB_PIXELSIZE*SIZEOF_XMMWORD	; outptr
-	jmp	short .out0
-.out1:	; --(unaligned)-----------------
-	pcmpeqb    xmmH,xmmH			; xmmH=(all 1's)
-	maskmovdqu xmmA,xmmH			; movntdqu XMMWORD [edi], xmmA
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	maskmovdqu xmmD,xmmH			; movntdqu XMMWORD [edi], xmmD
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	maskmovdqu xmmF,xmmH			; movntdqu XMMWORD [edi], xmmF
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-.out0:
-	sub	ecx, byte SIZEOF_XMMWORD
-	jz	near .endcolumn
-
-	add	esi, byte SIZEOF_XMMWORD	; inptr0
-	dec	al			; Yctr
-	jnz	near .Yloop_2nd
-
-	add	ebx, byte SIZEOF_XMMWORD	; inptr1
-	add	edx, byte SIZEOF_XMMWORD	; inptr2
-	jmp	near .columnloop
-	alignx	16,7
-
-.column_st32:
-	pcmpeqb	xmmH,xmmH			; xmmH=(all 1's)
-	lea	ecx, [ecx+ecx*2]		; imul ecx, RGB_PIXELSIZE
-	cmp	ecx, byte 2*SIZEOF_XMMWORD
-	jb	short .column_st16
-	maskmovdqu xmmA,xmmH			; movntdqu XMMWORD [edi], xmmA
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	maskmovdqu xmmD,xmmH			; movntdqu XMMWORD [edi], xmmD
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	movdqa	xmmA,xmmF
-	sub	ecx, byte 2*SIZEOF_XMMWORD
-	jmp	short .column_st15
-.column_st16:
-	cmp	ecx, byte SIZEOF_XMMWORD
-	jb	short .column_st15
-	maskmovdqu xmmA,xmmH			; movntdqu XMMWORD [edi], xmmA
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	movdqa	xmmA,xmmD
-	sub	ecx, byte SIZEOF_XMMWORD
-.column_st15:
-	mov	eax,ecx
-	xor	ecx, byte 0x0F
-	shl	ecx, 2
-	movd	xmmB,ecx
-	psrlq	xmmH,4
-	pcmpeqb	xmmE,xmmE
-	psrlq	xmmH,xmmB
-	psrlq	xmmE,xmmB
-	punpcklbw xmmE,xmmH
-	; ----------------
-	mov	ecx,edi
-	and	ecx, byte SIZEOF_XMMWORD-1
-	jz	short .adj0
-	add	eax,ecx
-	cmp	eax, byte SIZEOF_XMMWORD
-	ja	short .adj0
-	and	edi, byte (-SIZEOF_XMMWORD)	; align to 16-byte boundary
-	shl	ecx, 3			; pslldq xmmA,ecx & pslldq xmmE,ecx
-	movdqa	xmmG,xmmA
-	movdqa	xmmC,xmmE
-	pslldq	xmmA, SIZEOF_XMMWORD/2
-	pslldq	xmmE, SIZEOF_XMMWORD/2
-	movd	xmmD,ecx
-	sub	ecx, byte (SIZEOF_XMMWORD/2)*BYTE_BIT
-	jb	short .adj1
-	movd	xmmF,ecx
-	psllq	xmmA,xmmF
-	psllq	xmmE,xmmF
-	jmp	short .adj0
-.adj1:	neg	ecx
-	movd	xmmF,ecx
-	psrlq	xmmA,xmmF
-	psrlq	xmmE,xmmF
-	psllq	xmmG,xmmD
-	psllq	xmmC,xmmD
-	por	xmmA,xmmG
-	por	xmmE,xmmC
-.adj0:	; ----------------
-	maskmovdqu xmmA,xmmE			; movntdqu XMMWORD [edi], xmmA
-
-%else ; RGB_PIXELSIZE == 4 ; -----------
-
-%ifdef RGBX_FILLER_0XFF
-	pcmpeqb   xmm6,xmm6		; xmm6=XE=X(02468ACE********)
-	pcmpeqb   xmm7,xmm7		; xmm7=XO=X(13579BDF********)
-%else
-	pxor      xmm6,xmm6		; xmm6=XE=X(02468ACE********)
-	pxor      xmm7,xmm7		; xmm7=XO=X(13579BDF********)
-%endif
-	; xmmA=(00 02 04 06 08 0A 0C 0E **), xmmB=(01 03 05 07 09 0B 0D 0F **)
-	; xmmC=(10 12 14 16 18 1A 1C 1E **), xmmD=(11 13 15 17 19 1B 1D 1F **)
-	; xmmE=(20 22 24 26 28 2A 2C 2E **), xmmF=(21 23 25 27 29 2B 2D 2F **)
-	; xmmG=(30 32 34 36 38 3A 3C 3E **), xmmH=(31 33 35 37 39 3B 3D 3F **)
-
-	punpcklbw xmmA,xmmC	; xmmA=(00 10 02 12 04 14 06 16 08 18 0A 1A 0C 1C 0E 1E)
-	punpcklbw xmmE,xmmG	; xmmE=(20 30 22 32 24 34 26 36 28 38 2A 3A 2C 3C 2E 3E)
-	punpcklbw xmmB,xmmD	; xmmB=(01 11 03 13 05 15 07 17 09 19 0B 1B 0D 1D 0F 1F)
-	punpcklbw xmmF,xmmH	; xmmF=(21 31 23 33 25 35 27 37 29 39 2B 3B 2D 3D 2F 3F)
-
-	movdqa    xmmC,xmmA
-	punpcklwd xmmA,xmmE	; xmmA=(00 10 20 30 02 12 22 32 04 14 24 34 06 16 26 36)
-	punpckhwd xmmC,xmmE	; xmmC=(08 18 28 38 0A 1A 2A 3A 0C 1C 2C 3C 0E 1E 2E 3E)
-	movdqa    xmmG,xmmB
-	punpcklwd xmmB,xmmF	; xmmB=(01 11 21 31 03 13 23 33 05 15 25 35 07 17 27 37)
-	punpckhwd xmmG,xmmF	; xmmG=(09 19 29 39 0B 1B 2B 3B 0D 1D 2D 3D 0F 1F 2F 3F)
-
-	movdqa    xmmD,xmmA
-	punpckldq xmmA,xmmB	; xmmA=(00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33)
-	punpckhdq xmmD,xmmB	; xmmD=(04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37)
-	movdqa    xmmH,xmmC
-	punpckldq xmmC,xmmG	; xmmC=(08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B)
-	punpckhdq xmmH,xmmG	; xmmH=(0C 1C 2C 3C 0D 1D 2D 3D 0E 1E 2E 3E 0F 1F 2F 3F)
-
-	cmp	ecx, byte SIZEOF_XMMWORD
-	jb	short .column_st32
-
-	test	edi, SIZEOF_XMMWORD-1
-	jnz	short .out1
-	; --(aligned)-------------------
-	movntdq	XMMWORD [edi+0*SIZEOF_XMMWORD], xmmA
-	movntdq	XMMWORD [edi+1*SIZEOF_XMMWORD], xmmD
-	movntdq	XMMWORD [edi+2*SIZEOF_XMMWORD], xmmC
-	movntdq	XMMWORD [edi+3*SIZEOF_XMMWORD], xmmH
-	add	edi, byte RGB_PIXELSIZE*SIZEOF_XMMWORD	; outptr
-	jmp	short .out0
-.out1:	; --(unaligned)-----------------
-	pcmpeqb    xmmE,xmmE			; xmmE=(all 1's)
-	maskmovdqu xmmA,xmmE			; movntdqu XMMWORD [edi], xmmA
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	maskmovdqu xmmD,xmmE			; movntdqu XMMWORD [edi], xmmD
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	maskmovdqu xmmC,xmmE			; movntdqu XMMWORD [edi], xmmC
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	maskmovdqu xmmH,xmmE			; movntdqu XMMWORD [edi], xmmH
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-.out0:
-	sub	ecx, byte SIZEOF_XMMWORD
-	jz	near .endcolumn
-
-	add	esi, byte SIZEOF_XMMWORD	; inptr0
-	dec	al			; Yctr
-	jnz	near .Yloop_2nd
-
-	add	ebx, byte SIZEOF_XMMWORD	; inptr1
-	add	edx, byte SIZEOF_XMMWORD	; inptr2
-	jmp	near .columnloop
-	alignx	16,7
-
-.column_st32:
-	pcmpeqb	xmmE,xmmE			; xmmE=(all 1's)
-	cmp	ecx, byte SIZEOF_XMMWORD/2
-	jb	short .column_st16
-	maskmovdqu xmmA,xmmE			; movntdqu XMMWORD [edi], xmmA
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	maskmovdqu xmmD,xmmE			; movntdqu XMMWORD [edi], xmmD
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	movdqa	xmmA,xmmC
-	movdqa	xmmD,xmmH
-	sub	ecx, byte SIZEOF_XMMWORD/2
-.column_st16:
-	cmp	ecx, byte SIZEOF_XMMWORD/4
-	jb	short .column_st15
-	maskmovdqu xmmA,xmmE			; movntdqu XMMWORD [edi], xmmA
-	add	edi, byte SIZEOF_XMMWORD	; outptr
-	movdqa	xmmA,xmmD
-	sub	ecx, byte SIZEOF_XMMWORD/4
-.column_st15:
-	cmp	ecx, byte SIZEOF_XMMWORD/16
-	jb	short .endcolumn
-	mov	eax,ecx
-	xor	ecx, byte 0x03
-	inc	ecx
-	shl	ecx, 4
-	movd	xmmF,ecx
-	psrlq	xmmE,xmmF
-	punpcklbw xmmE,xmmE
-	; ----------------
-	mov	ecx,edi
-	and	ecx, byte SIZEOF_XMMWORD-1
-	jz	short .adj0
-	lea	eax, [ecx+eax*4]	; RGB_PIXELSIZE
-	cmp	eax, byte SIZEOF_XMMWORD
-	ja	short .adj0
-	and	edi, byte (-SIZEOF_XMMWORD)	; align to 16-byte boundary
-	shl	ecx, 3			; pslldq xmmA,ecx & pslldq xmmE,ecx
-	movdqa	xmmB,xmmA
-	movdqa	xmmG,xmmE
-	pslldq	xmmA, SIZEOF_XMMWORD/2
-	pslldq	xmmE, SIZEOF_XMMWORD/2
-	movd	xmmC,ecx
-	sub	ecx, byte (SIZEOF_XMMWORD/2)*BYTE_BIT
-	jb	short .adj1
-	movd	xmmH,ecx
-	psllq	xmmA,xmmH
-	psllq	xmmE,xmmH
-	jmp	short .adj0
-.adj1:	neg	ecx
-	movd	xmmH,ecx
-	psrlq	xmmA,xmmH
-	psrlq	xmmE,xmmH
-	psllq	xmmB,xmmC
-	psllq	xmmG,xmmC
-	por	xmmA,xmmB
-	por	xmmE,xmmG
-.adj0:	; ----------------
-	maskmovdqu xmmA,xmmE			; movntdqu XMMWORD [edi], xmmA
-
-%endif ; RGB_PIXELSIZE ; ---------------
-
-.endcolumn:
-	sfence		; flush the write buffer
-
-.return:
-	pop	edi
-	pop	esi
-;	pop	edx		; need not be preserved
-;	pop	ecx		; need not be preserved
-	pop	ebx
-	mov	esp,ebp		; esp <- aligned ebp
-	pop	esp		; esp <- original ebp
-	pop	ebp
-	ret
-
-; --------------------------------------------------------------------------
-;
-; Upsample and color convert for the case of 2:1 horizontal and 2:1 vertical.
-;
-; GLOBAL(void)
-; jsimd_h2v2_merged_upsample_sse2 (JDIMENSION output_width,
-;                                  JSAMPIMAGE input_buf,
-;                                  JDIMENSION in_row_group_ctr,
-;                                  JSAMPARRAY output_buf);
-;
-
-%define output_width(b)	(b)+8			; JDIMENSION output_width
-%define input_buf(b)		(b)+12		; JSAMPIMAGE input_buf
-%define in_row_group_ctr(b)	(b)+16		; JDIMENSION in_row_group_ctr
-%define output_buf(b)		(b)+20		; JSAMPARRAY output_buf
-
-	align	16
-	global	EXTN(jsimd_h2v2_merged_upsample_sse2)
-
-EXTN(jsimd_h2v2_merged_upsample_sse2):
-	push	ebp
-	mov	ebp,esp
-	push	ebx
-;	push	ecx		; need not be preserved
-;	push	edx		; need not be preserved
-	push	esi
-	push	edi
-
-	mov	eax, POINTER [output_width(ebp)]
-
-	mov	edi, JSAMPIMAGE [input_buf(ebp)]
-	mov	ecx, JDIMENSION [in_row_group_ctr(ebp)]
-	mov	esi, JSAMPARRAY [edi+0*SIZEOF_JSAMPARRAY]
-	mov	ebx, JSAMPARRAY [edi+1*SIZEOF_JSAMPARRAY]
-	mov	edx, JSAMPARRAY [edi+2*SIZEOF_JSAMPARRAY]
-	mov	edi, JSAMPARRAY [output_buf(ebp)]
-	lea	esi, [esi+ecx*SIZEOF_JSAMPROW]
-
-	push	edx			; inptr2
-	push	ebx			; inptr1
-	push	esi			; inptr00
-	mov	ebx,esp
-
-	push	edi			; output_buf (outptr0)
-	push	ecx			; in_row_group_ctr
-	push	ebx			; input_buf
-	push	eax			; output_width
-
-	call	near EXTN(jsimd_h2v1_merged_upsample_sse2)
-
-	add	esi, byte SIZEOF_JSAMPROW	; inptr01
-	add	edi, byte SIZEOF_JSAMPROW	; outptr1
-	mov	POINTER [ebx+0*SIZEOF_POINTER], esi
-	mov	POINTER [ebx-1*SIZEOF_POINTER], edi
-
-	call	near EXTN(jsimd_h2v1_merged_upsample_sse2)
-
-	add	esp, byte 7*SIZEOF_DWORD
-
-	pop	edi
-	pop	esi
-;	pop	edx		; need not be preserved
-;	pop	ecx		; need not be preserved
-	pop	ebx
-	pop	ebp
-	ret
-
+%undef RGB_RED
+%undef RGB_GREEN
+%undef RGB_BLUE
+%undef RGB_PIXELSIZE
+%define RGB_RED 1
+%define RGB_GREEN 2
+%define RGB_BLUE 3
+%define RGB_PIXELSIZE 4
+%define jsimd_h2v1_merged_upsample_sse2 jsimd_h2v1_extxrgb_merged_upsample_sse2
+%define jsimd_h2v2_merged_upsample_sse2 jsimd_h2v2_extxrgb_merged_upsample_sse2
+%include "jdmrgss2.asm"