if(ABS(s_yinc - 0x10000) < 10) yuv2rgb1(buf0, buf1, uvbuf0, uvbuf1, dest, dstw, yalpha, uvalpha, dstbpp); else yuv2rgbX(buf0, buf1, uvbuf0, uvbuf1, dest, dstw, yalpha, uvalpha, dstbpp);
void SwScale_YV12slice_brg24(unsigned char* srcptr[],int stride[], int y, int h,			     unsigned char* dstptr, int dststride, int dstw, int dstbpp,			     unsigned int s_xinc,unsigned int s_yinc){// scaling factors://static int s_yinc=(vo_dga_src_height<<16)/vo_dga_vp_height;//static int s_xinc=(vo_dga_src_width<<8)/vo_dga_vp_width;unsigned int s_xinc2;static int s_srcypos; // points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src)static int s_ypos;// last horzontally interpolated lines, used to avoid unnecessary calculationsstatic int s_last_ypos;static int s_last_y1pos;static int static_dstw;#ifdef HAVE_MMX2// used to detect a horizontal size changestatic int old_dstw= -1;static int old_s_xinc= -1;#endifint canMMX2BeUsed=0;int srcWidth= (dstw*s_xinc + 0x8000)>>16;#ifdef HAVE_MMX2canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0 && (srcWidth&15)==0) ? 1 : 0;#endif// match pixel 0 of the src to pixel 0 of dst and match pixel n-2 of src to pixel n-2 of dst// n-2 is the last chrominance sample available// FIXME this is not perfect, but noone shuld notice the difference, the more correct variant// would be like the vertical one, but that would require some special code for the// first and last pixelif(canMMX2BeUsed) 	s_xinc+= 20;else			s_xinc = ((srcWidth-2)<<16)/(dstw-2) - 20;s_xinc2=s_xinc>>1;  // force calculation of the horizontal interpolation of the first line  s_last_ypos=-99;  s_last_y1pos=-99;  if(y==0){      s_srcypos=-0x8000;      s_ypos=0;#ifdef HAVE_MMX2// cant downscale !!!	if((old_s_xinc != s_xinc || old_dstw!=dstw) && canMMX2BeUsed)	{		uint8_t *fragment;		int imm8OfPShufW1;		int imm8OfPShufW2;		int fragmentLength;		int xpos, xx, xalpha, i;		old_s_xinc= s_xinc;		old_dstw= dstw;		static_dstw= dstw;		// create an optimized horizontal scaling routine		//code fragment		asm volatile(			"jmp 9f				\n\t"		// Begin			"0:				\n\t"			"movq (%%esi), %%mm0		\n\t" //FIXME Alignment			"movq %%mm0, %%mm1		\n\t"			"psrlq $8, %%mm0		\n\t"			"punpcklbw %%mm7, %%mm1	\n\t"			"movq %%mm2, %%mm3		\n\t"			"punpcklbw %%mm7, %%mm0	\n\t"			"addw %%bx, %%cx		\n\t" //2*xalpha += (4*s_xinc)&0xFFFF			"pshufw $0xFF, %%mm1, %%mm1	\n\t"			"1:				\n\t"			"adcl %%edx, %%esi		\n\t" //xx+= (4*s_xinc)>>16 + carry			"pshufw $0xFF, %%mm0, %%mm0	\n\t"			"2:				\n\t"			"psrlw $9, %%mm3		\n\t"			"psubw %%mm1, %%mm0		\n\t"			"pmullw %%mm3, %%mm0		\n\t"			"paddw %%mm6, %%mm2		\n\t" // 2*alpha += xpos&0xFFFF			"psllw $7, %%mm1		\n\t"			"paddw %%mm1, %%mm0		\n\t"			"movq %%mm0, (%%edi, %%eax)	\n\t"			"addl $8, %%eax			\n\t"		// End			"9:				\n\t"//		"int $3\n\t"			"leal 0b, %0			\n\t"			"leal 1b, %1			\n\t"			"leal 2b, %2			\n\t"			"decl %1			\n\t"			"decl %2			\n\t"			"subl %0, %1			\n\t"			"subl %0, %2			\n\t"			"leal 9b, %3			\n\t"			"subl %0, %3			\n\t"			:"=r" (fragment), "=r" (imm8OfPShufW1), "=r" (imm8OfPShufW2),			 "=r" (fragmentLength)		);		xpos= 0; //s_xinc/2 - 0x8000; // difference between pixel centers		/* choose xinc so that all 8 parts fit exactly		   Note: we cannot use just 1 part because it would not fit in the code cache *///		s_xinc2_diff= -((((s_xinc2*(dstw/8))&0xFFFF))/(dstw/8))-10;//		s_xinc_diff= -((((s_xinc*(dstw/8))&0xFFFF))/(dstw/8));#ifdef ALT_ERROR//		s_xinc2_diff+= ((0x10000/(dstw/8)));#endif//		s_xinc_diff= s_xinc2_diff*2;//		s_xinc2+= s_xinc2_diff;//		s_xinc+= s_xinc_diff;//		old_s_xinc= s_xinc;		for(i=0; i<dstw/8; i++)		{			int xx=xpos>>16;			if((i&3) == 0)			{				int a=0;				int b=((xpos+s_xinc)>>16) - xx;				int c=((xpos+s_xinc*2)>>16) - xx;				int d=((xpos+s_xinc*3)>>16) - xx;				memcpy(funnyYCode + fragmentLength*i/4, fragment, fragmentLength);				funnyYCode[fragmentLength*i/4 + imm8OfPShufW1]=				funnyYCode[fragmentLength*i/4 + imm8OfPShufW2]=					a | (b<<2) | (c<<4) | (d<<6);				funnyYCode[fragmentLength*(i+4)/4]= RET;			}			xpos+=s_xinc;		}		xpos= 0; //s_xinc2/2 - 0x10000; // difference between centers of chrom samples		for(i=0; i<dstw/8; i++)		{			int xx=xpos>>16;			if((i&3) == 0)			{				int a=0;				int b=((xpos+s_xinc2)>>16) - xx;				int c=((xpos+s_xinc2*2)>>16) - xx;				int d=((xpos+s_xinc2*3)>>16) - xx;				memcpy(funnyUVCode + fragmentLength*i/4, fragment, fragmentLength);				funnyUVCode[fragmentLength*i/4 + imm8OfPShufW1]=				funnyUVCode[fragmentLength*i/4 + imm8OfPShufW2]=					a | (b<<2) | (c<<4) | (d<<6);				funnyUVCode[fragmentLength*(i+4)/4]= RET;			}			xpos+=s_xinc2;		}//		funnyCode[0]= RET;	}#endif // HAVE_MMX2  } // reset counters  while(1){    unsigned char *dest=dstptr+dststride*s_ypos;    int y0=(s_srcypos + 0xFFFF)>>16;  // first luminance source line number below the dst line	// points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src)    int srcuvpos= s_srcypos + s_yinc/2 - 0x8000;    int y1=(srcuvpos + 0x1FFFF)>>17; // first chrominance source line number below the dst line    int yalpha=((s_srcypos-1)&0xFFFF)>>7;    int yalpha1=yalpha^511;    int uvalpha=((srcuvpos-1)&0x1FFFF)>>8;    int uvalpha1=uvalpha^511;    uint16_t *buf0=pix_buf_y[y0&1];		// top line of the interpolated slice    uint16_t *buf1=pix_buf_y[((y0+1)&1)];	// bottom line of the interpolated slice    uint16_t *uvbuf0=pix_buf_uv[y1&1];		// top line of the interpolated slice    uint16_t *uvbuf1=pix_buf_uv[(y1+1)&1];	// bottom line of the interpolated slice    int i;    // if this is before the first line than use only the first src line    if(y0==0) buf0= buf1;    if(y1==0) uvbuf0= uvbuf1; // yes we do have to check this, its not the same as y0==0    if(y0>=y+h) break; // FIXME wrong, skips last lines, but they are dupliactes anyway    // if this is after the last line than use only the last src line    if(y0>=y+h)    {	buf1= buf0;	s_last_ypos=y0;    }    if(y1>=(y+h)/2)    {	uvbuf1= uvbuf0;	s_last_y1pos=y1;    }    s_ypos++; s_srcypos+=s_yinc;    //only interpolate the src line horizontally if we didnt do it allready    if(s_last_ypos!=y0){      unsigned char *src=srcptr[0]+(y0-y)*stride[0];      unsigned int xpos=0;      s_last_ypos=y0;      // *** horizontal scale Y line to temp buffer#ifdef ARCH_X86#ifdef HAVE_MMX2	if(canMMX2BeUsed)	{		asm volatile(			"pxor %%mm7, %%mm7		\n\t"			"pxor %%mm2, %%mm2		\n\t" // 2*xalpha			"movd %5, %%mm6			\n\t" // s_xinc&0xFFFF			"punpcklwd %%mm6, %%mm6		\n\t"			"punpcklwd %%mm6, %%mm6		\n\t"			"movq %%mm6, %%mm2		\n\t"			"psllq $16, %%mm2		\n\t"			"paddw %%mm6, %%mm2		\n\t"			"psllq $16, %%mm2		\n\t"			"paddw %%mm6, %%mm2		\n\t"			"psllq $16, %%mm2		\n\t" //0,t,2t,3t		t=s_xinc&0xFF			"movq %%mm2, temp0		\n\t"			"movd %4, %%mm6			\n\t" //(s_xinc*4)&0xFFFF			"punpcklwd %%mm6, %%mm6		\n\t"			"punpcklwd %%mm6, %%mm6		\n\t"			"xorl %%eax, %%eax		\n\t" // i			"movl %0, %%esi			\n\t" // src			"movl %1, %%edi			\n\t" // buf1			"movl %3, %%edx			\n\t" // (s_xinc*4)>>16			"xorl %%ecx, %%ecx		\n\t"			"xorl %%ebx, %%ebx		\n\t"			"movw %4, %%bx			\n\t" // (s_xinc*4)&0xFFFF	//	"int $3\n\t"			"call funnyYCode			\n\t"			"movq temp0, %%mm2		\n\t"			"xorl %%ecx, %%ecx		\n\t"			"call funnyYCode			\n\t"			"movq temp0, %%mm2		\n\t"			"xorl %%ecx, %%ecx		\n\t"			"call funnyYCode			\n\t"			"movq temp0, %%mm2		\n\t"			"xorl %%ecx, %%ecx		\n\t"			"call funnyYCode			\n\t"			"movq temp0, %%mm2		\n\t"			"xorl %%ecx, %%ecx		\n\t"			"call funnyYCode			\n\t"			"movq temp0, %%mm2		\n\t"			"xorl %%ecx, %%ecx		\n\t"			"call funnyYCode			\n\t"			"movq temp0, %%mm2		\n\t"			"xorl %%ecx, %%ecx		\n\t"			"call funnyYCode			\n\t"			"movq temp0, %%mm2		\n\t"			"xorl %%ecx, %%ecx		\n\t"			"call funnyYCode			\n\t"			:: "m" (src), "m" (buf1), "m" (dstw), "m" ((s_xinc*4)>>16),			"m" ((s_xinc*4)&0xFFFF), "m" (s_xinc&0xFFFF)			: "%eax", "%ebx", "%ecx", "%edx", "%esi", "%edi"		);		for(i=dstw-1; (i*s_xinc)>>16 >=srcWidth-1; i--) buf1[i] = src[srcWidth-1]*128;	}	else	{#endif	//NO MMX just normal asm ... FIXME try/write funny MMX2 variant	//FIXME add prefetch	asm volatile(		"xorl %%eax, %%eax		\n\t" // i		"xorl %%ebx, %%ebx		\n\t" // xx		"xorl %%ecx, %%ecx		\n\t" // 2*xalpha		"1:				\n\t"		"movzbl  (%0, %%ebx), %%edi	\n\t" //src[xx]		"movzbl 1(%0, %%ebx), %%esi	\n\t" //src[xx+1]		"subl %%edi, %%esi		\n\t" //src[xx+1] - src[xx]		"imull %%ecx, %%esi		\n\t" //(src[xx+1] - src[xx])*2*xalpha		"shll $16, %%edi		\n\t"		"addl %%edi, %%esi		\n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)		"movl %1, %%edi			\n\t"		"shrl $9, %%esi			\n\t"		"movw %%si, (%%edi, %%eax, 2)	\n\t"		"addw %4, %%cx			\n\t" //2*xalpha += s_xinc&0xFF		"adcl %3, %%ebx			\n\t" //xx+= s_xinc>>8 + carry		"movzbl (%0, %%ebx), %%edi	\n\t" //src[xx]		"movzbl 1(%0, %%ebx), %%esi	\n\t" //src[xx+1]		"subl %%edi, %%esi		\n\t" //src[xx+1] - src[xx]		"imull %%ecx, %%esi		\n\t" //(src[xx+1] - src[xx])*2*xalpha		"shll $16, %%edi		\n\t"		"addl %%edi, %%esi		\n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)		"movl %1, %%edi			\n\t"		"shrl $9, %%esi			\n\t"		"movw %%si, 2(%%edi, %%eax, 2)	\n\t"		"addw %4, %%cx			\n\t" //2*xalpha += s_xinc&0xFF		"adcl %3, %%ebx			\n\t" //xx+= s_xinc>>8 + carry		"addl $2, %%eax			\n\t"		"cmpl %2, %%eax			\n\t"		" jb 1b				\n\t"		:: "r" (src), "m" (buf1), "m" (dstw), "m" (s_xinc>>16), "m" (s_xinc&0xFFFF)		: "%eax", "%ebx", "%ecx", "%edi", "%esi"		);#ifdef HAVE_MMX2	} //if MMX2 cant be used#endif#else      for(i=0;i<dstw;i++){	register unsigned int xx=xpos>>16;        register unsigned int xalpha=(xpos&0xFFFF)>>9;	buf1[i]=(src[xx]*(xalpha^127)+src[xx+1]*xalpha);	xpos+=s_xinc;      }#endif    }      // *** horizontal scale U and V lines to temp buffer    if(s_last_y1pos!=y1){        unsigned char *src1=srcptr[1]+(y1-y/2)*stride[1];        unsigned char *src2=srcptr[2]+(y1-y/2)*stride[2];        int xpos=0;	s_last_y1pos= y1;#ifdef ARCH_X86#ifdef HAVE_MMX2	if(canMMX2BeUsed)	{		asm volatile(		"pxor %%mm7, %%mm7		\n\t"		"pxor %%mm2, %%mm2		\n\t" // 2*xalpha		"movd %5, %%mm6			\n\t" // s_xinc&0xFFFF		"punpcklwd %%mm6, %%mm6		\n\t"		"punpcklwd %%mm6, %%mm6		\n\t"		"movq %%mm6, %%mm2		\n\t"		"psllq $16, %%mm2		\n\t"		"paddw %%mm6, %%mm2		\n\t"		"psllq $16, %%mm2		\n\t"		"paddw %%mm6, %%mm2		\n\t"		"psllq $16, %%mm2		\n\t" //0,t,2t,3t		t=s_xinc&0xFFFF		"movq %%mm2, temp0		\n\t"		"movd %4, %%mm6			\n\t" //(s_xinc*4)&0xFFFF		"punpcklwd %%mm6, %%mm6		\n\t"		"punpcklwd %%mm6, %%mm6		\n\t"		"xorl %%eax, %%eax		\n\t" // i		"movl %0, %%esi			\n\t" // src		"movl %1, %%edi			\n\t" // buf1		"movl %3, %%edx			\n\t" // (s_xinc*4)>>16		"xorl %%ecx, %%ecx		\n\t"		"xorl %%ebx, %%ebx		\n\t"		"movw %4, %%bx			\n\t" // (s_xinc*4)&0xFFFF//	"int $3\n\t"#define FUNNYUVCODE \		"call funnyUVCode		\n\t"\		"movq temp0, %%mm2		\n\t"\		"xorl %%ecx, %%ecx		\n\t"FUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODE		"xorl %%eax, %%eax		\n\t" // i		"movl %6, %%esi			\n\t" // src		"movl %1, %%edi			\n\t" // buf1		"addl $4096, %%edi		\n\t"FUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODEFUNNYUVCODE		:: "m" (src1), "m" (uvbuf1), "m" (dstw), "m" ((s_xinc2*4)>>16),		  "m" ((s_xinc2*4)&0xFFFF), "m" (s_xinc2&0xFFFF), "m" (src2)		: "%eax", "%ebx", "%ecx", "%edx", "%esi", "%edi"	);		for(i=dstw-1; (i*s_xinc2)>>16 >=srcWidth/2-1; i--)		{			uvbuf1[i] = src1[srcWidth/2-1]*128;			uvbuf1[i+2048] = src2[srcWidth/2-1]*128;		}	}	else	{#endif	asm volatile(		"xorl %%eax, %%eax		\n\t" // i		"xorl %%ebx, %%ebx		\n\t" // xx		"xorl %%ecx, %%ecx		\n\t" // 2*xalpha		"1:				\n\t"		"movl %0, %%esi			\n\t"		"movzbl  (%%esi, %%ebx), %%edi	\n\t" //src[xx]		"movzbl 1(%%esi, %%ebx), %%esi	\n\t" //src[xx+1]		"subl %%edi, %%esi		\n\t" //src[xx+1] - src[xx]		"imull %%ecx, %%esi		\n\t" //(src[xx+1] - src[xx])*2*xalpha		"shll $16, %%edi		\n\t"		"addl %%edi, %%esi		\n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)		"movl %1, %%edi			\n\t"		"shrl $9, %%esi			\n\t"		"movw %%si, (%%edi, %%eax, 2)	\n\t"		"movzbl  (%5, %%ebx), %%edi	\n\t" //src[xx]		"movzbl 1(%5, %%ebx), %%esi	\n\t" //src[xx+1]		"subl %%edi, %%esi		\n\t" //src[xx+1] - src[xx]		"imull %%ecx, %%esi		\n\t" //(src[xx+1] - src[xx])*2*xalpha		"shll $16, %%edi		\n\t"		"addl %%edi, %%esi		\n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)		"movl %1, %%edi			\n\t"		"shrl $9, %%esi			\n\t"		"movw %%si, 4096(%%edi, %%eax, 2)\n\t"		"addw %4, %%cx			\n\t" //2*xalpha += s_xinc&0xFF		"adcl %3, %%ebx			\n\t" //xx+= s_xinc>>8 + carry		"addl $1, %%eax			\n\t"		"cmpl %2, %%eax			\n\t"		" jb 1b				\n\t"		:: "m" (src1), "m" (uvbuf1), "m" (dstw), "m" (s_xinc2>>16), "m" (s_xinc2&0xFFFF),		"r" (src2)		: "%eax", "%ebx", "%ecx", "%edi", "%esi"		);#ifdef HAVE_MMX2	} //if MMX2 cant be used#endif#else      for(i=0;i<dstw;i++){	  register unsigned int xx=xpos>>16;          register unsigned int xalpha=(xpos&0xFFFF)>>9;	  uvbuf1[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);	  uvbuf1[i+2048]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);	  xpos+=s_xinc2;      }#endif	// if this is the line before the first line	if(s_srcypos == s_xinc - 0x8000)	{		s_srcypos= s_yinc/2 - 0x8000;		continue;	}    }    // Note1: this code can be resticted to n*8 (or n*16) width lines to simplify optimization...    // Re: Note1: ok n*4 for now    // Note2: instead of using lookup tabs, mmx version could do the multiply...    // Re: Note2: yep    // Note3: maybe we should make separated 15/16, 24 and 32bpp version of this:    // Re: done (32 & 16) and 16 has dithering :) but 16 is untested#ifdef HAVE_MMX	//FIXME write lq version with less uv ...	//FIXME reorder / optimize	if(dstbpp == 32)	{		asm volatile(#define YSCALEYUV2RGB \		"pxor %%mm7, %%mm7		\n\t"\		"movd %6, %%mm6			\n\t" /*yalpha1*/\		"punpcklwd %%mm6, %%mm6		\n\t"\		"punpcklwd %%mm6, %%mm6		\n\t"\		"movd %7, %%mm5			\n\t" /*uvalpha1*/\		"punpcklwd %%mm5, %%mm5		\n\t"\		"punpcklwd %%mm5, %%mm5		\n\t"\		"xorl %%eax, %%eax		\n\t"\		"1:				\n\t"\		"movq (%0, %%eax, 2), %%mm0	\n\t" /*buf0[eax]*/\		"movq (%1, %%eax, 2), %%mm1	\n\t" /*buf1[eax]*/\		"movq (%2, %%eax,2), %%mm2	\n\t" /* uvbuf0[eax]*/\		"movq (%3, %%eax,2), %%mm3	\n\t" /* uvbuf1[eax]*/\		"psubw %%mm1, %%mm0		\n\t" /* buf0[eax] - buf1[eax]*/\		"psubw %%mm3, %%mm2		\n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\		"pmulhw %%mm6, %%mm0		\n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\		"pmulhw %%mm5, %%mm2		\n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\		"psraw $7, %%mm1		\n\t" /* buf0[eax] - buf1[eax] >>7*/\		"movq 4096(%2, %%eax,2), %%mm4	\n\t" /* uvbuf0[eax+2048]*/\		"psraw $7, %%mm3		\n\t" /* uvbuf0[eax] - uvbuf1[eax] >>7*/\		"paddw %%mm0, %%mm1		\n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\		"movq 4096(%3, %%eax,2), %%mm0	\n\t" /* uvbuf1[eax+2048]*/\		"paddw %%mm2, %%mm3		\n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\		"psubw %%mm0, %%mm4		\n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\		"psubw w10, %%mm1		\n\t" /* Y-16*/\		"psubw w80, %%mm3		\n\t" /* (U-128)*/\		"psllw $3, %%mm1		\n\t" /* (y-16)*8*/\		"psllw $3, %%mm3		\n\t" /*(U-128)8*/\		"pmulhw yCoeff, %%mm1		\n\t"\\\		"pmulhw %%mm5, %%mm4		\n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\		"movq %%mm3, %%mm2		\n\t" /* (U-128)8*/\		"pmulhw ubCoeff, %%mm3		\n\t"\		"psraw $7, %%mm0		\n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>7*/\		"pmulhw ugCoeff, %%mm2		\n\t"\		"paddw %%mm4, %%mm0		\n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\		"psubw w80, %%mm0		\n\t" /* (V-128)*/\		"psllw $3, %%mm0		\n\t" /* (V-128)8*/\\\		"movq %%mm0, %%mm4		\n\t" /* (V-128)8*/\		"pmulhw vrCoeff, %%mm0		\n\t"\		"pmulhw vgCoeff, %%mm4		\n\t"\		"paddw %%mm1, %%mm3		\n\t" /* B*/\		"paddw %%mm1, %%mm0		\n\t" /* R*/\		"packuswb %%mm3, %%mm3		\n\t"\\		"packuswb %%mm0, %%mm0		\n\t"\		"paddw %%mm4, %%mm2		\n\t"\		"paddw %%mm2, %%mm1		\n\t" /* G*/\\		"packuswb %%mm1, %%mm1		\n\t"YSCALEYUV2RGB		"punpcklbw %%mm1, %%mm3		\n\t" // BGBGBGBG		"punpcklbw %%mm7, %%mm0		\n\t" // R0R0R0R0		"movq %%mm3, %%mm1		\n\t"		"punpcklwd %%mm0, %%mm3		\n\t" // BGR0BGR0		"punpckhwd %%mm0, %%mm1		\n\t" // BGR0BGR0#ifdef HAVE_MMX2		"movntq %%mm3, (%4, %%eax, 4)	\n\t"		"movntq %%mm1, 8(%4, %%eax, 4)	\n\t"#else		"movq %%mm3, (%4, %%eax, 4)	\n\t"		"movq %%mm1, 8(%4, %%eax, 4)	\n\t"#endif		"addl $4, %%eax			\n\t"		"cmpl %5, %%eax			\n\t"		" jb 1b				\n\t"		:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw),		"m" (yalpha1), "m" (uvalpha1)		: "%eax"		);	}	else if(dstbpp==24)	{		asm volatile(YSCALEYUV2RGB							// lsb ... msb		"punpcklbw %%mm1, %%mm3		\n\t" // BGBGBGBG		"punpcklbw %%mm7, %%mm0		\n\t" // R0R0R0R0		"movq %%mm3, %%mm1		\n\t"		"punpcklwd %%mm0, %%mm3		\n\t" // BGR0BGR0		"punpckhwd %%mm0, %%mm1		\n\t" // BGR0BGR0		"movq %%mm3, %%mm2		\n\t" // BGR0BGR0		"psrlq $8, %%mm3		\n\t" // GR0BGR00		"pand bm00000111, %%mm2		\n\t" // BGR00000		"pand bm11111000, %%mm3		\n\t" // 000BGR00		"por %%mm2, %%mm3		\n\t" // BGRBGR00		"movq %%mm1, %%mm2		\n\t"		"psllq $48, %%mm1		\n\t" // 000000BG		"por %%mm1, %%mm3		\n\t" // BGRBGRBG		"movq %%mm2, %%mm1		\n\t" // BGR0BGR0		"psrld $16, %%mm2		\n\t" // R000R000		"psrlq $24, %%mm1		\n\t" // 0BGR0000		"por %%mm2, %%mm1		\n\t" // RBGRR000		"movl %4, %%ebx			\n\t"		"addl %%eax, %%ebx		\n\t"#ifdef HAVE_MMX2		//FIXME Alignment		"movntq %%mm3, (%%ebx, %%eax, 2)\n\t"		"movntq %%mm1, 8(%%ebx, %%eax, 2)\n\t"#else		"movd %%mm3, (%%ebx, %%eax, 2)	\n\t"		"psrlq $32, %%mm3		\n\t"		"movd %%mm3, 4(%%ebx, %%eax, 2)	\n\t"		"movd %%mm1, 8(%%ebx, %%eax, 2)	\n\t"#endif		"addl $4, %%eax			\n\t"		"cmpl %5, %%eax			\n\t"		" jb 1b				\n\t"		:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstw),		"m" (yalpha1), "m" (uvalpha1)		: "%eax", "%ebx"		);	}	else if(dstbpp==16)	{		asm volatile(YSCALEYUV2RGB#ifdef DITHER16BPP		"paddusb g16Dither, %%mm1	\n\t"		"paddusb b16Dither, %%mm0	\n\t"		"paddusb b16Dither, %%mm3	\n\t"#endif		"punpcklbw %%mm7, %%mm1		\n\t" // 0G0G0G0G		"punpcklbw %%mm7, %%mm3		\n\t" // 0B0B0B0B		"punpcklbw %%mm7, %%mm0		\n\t" // 0R0R0R0R		"psrlw $3, %%mm3		\n\t"		"psllw $3, %%mm1		\n\t"		"psllw $8, %%mm0		\n\t"		"pand g16Mask, %%mm1		\n\t"		"pand r16Mask, %%mm0		\n\t"		"por %%mm3, %%mm1		\n\t"		"por %%mm1, %%mm0		\n\t"#ifdef HAVE_MMX2		"movntq %%mm0, (%4, %%eax, 2)	\n\t"#else		"movq %%mm0, (%4, %%eax, 2)	\n\t"#endif		"addl $4, %%eax			\n\t"		"cmpl %5, %%eax			\n\t"		" jb 1b				\n\t"		:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw),		"m" (yalpha1), "m" (uvalpha1)		: "%eax"		);	}#else	if(dstbpp==32 || dstbpp==24)	{		for(i=0;i<dstw;i++){			// vertical linear interpolation && yuv2rgb in a single step:			int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>16)];			int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>16);			int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>16);			dest[0]=clip_table[((Y + yuvtab_3343[U]) >>13)];			dest[1]=clip_table[((Y + yuvtab_0c92[V] + yuvtab_1a1e[U]) >>13)];			dest[2]=clip_table[((Y + yuvtab_40cf[V]) >>13)];			dest+=dstbpp>>3;		}	}	else if(dstbpp==16)	{		for(i=0;i<dstw;i++){			// vertical linear interpolation && yuv2rgb in a single step:			int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>16)];			int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>16);			int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>16);			((uint16_t*)dest)[0] =				(clip_table[((Y + yuvtab_3343[U]) >>13)]>>3) |				(clip_table[((Y + yuvtab_0c92[V] + yuvtab_1a1e[U]) >>13)]<<3)&0x07E0 |				(clip_table[((Y + yuvtab_40cf[V]) >>13)]<<8)&0xF800;			dest+=2;		}	}	else if(dstbpp==15) //15bit FIXME how do i figure out if its 15 or 16?	{		for(i=0;i<dstw;i++){			// vertical linear interpolation && yuv2rgb in a single step:			int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>16)];			int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>16);			int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>16);			((uint16_t*)dest)[0] =				(clip_table[((Y + yuvtab_3343[U]) >>13)]>>3) |				(clip_table[((Y + yuvtab_0c92[V] + yuvtab_1a1e[U]) >>13)]<<2)&0x03E0 |				(clip_table[((Y + yuvtab_40cf[V]) >>13)]<<7)&0x7C00;			dest+=2;		}	}#endif	b16Dither= b16Dither1;	b16Dither1= b16Dither2;	b16Dither2= b16Dither;	g16Dither= g16Dither1;	g16Dither1= g16Dither2;	g16Dither2= g16Dither;  }#ifdef HAVE_3DNOW	asm volatile("femms");#elif defined (HAVE_MMX)	asm volatile("emms");#endif}