swscale_template.c
上传用户:riyaled888
上传日期:2009-03-27
资源大小:7338k
文件大小:85k
- /*
- Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #undef MOVNTQ
- #undef PAVGB
- #undef PREFETCH
- #undef PREFETCHW
- #undef EMMS
- #undef SFENCE
- #ifdef HAVE_3DNOW
- /* On K6 femms is faster of emms. On K7 femms is directly mapped on emms. */
- #define EMMS "femms"
- #else
- #define EMMS "emms"
- #endif
- #ifdef HAVE_3DNOW
- #define PREFETCH "prefetch"
- #define PREFETCHW "prefetchw"
- #elif defined ( HAVE_MMX2 )
- #define PREFETCH "prefetchnta"
- #define PREFETCHW "prefetcht0"
- #else
- #define PREFETCH "/nop"
- #define PREFETCHW "/nop"
- #endif
- #ifdef HAVE_MMX2
- #define SFENCE "sfence"
- #else
- #define SFENCE "/nop"
- #endif
- #ifdef HAVE_MMX2
- #define PAVGB(a,b) "pavgb " #a ", " #b " nt"
- #elif defined (HAVE_3DNOW)
- #define PAVGB(a,b) "pavgusb " #a ", " #b " nt"
- #endif
- #ifdef HAVE_MMX2
- #define MOVNTQ(a,b) "movntq " #a ", " #b " nt"
- #else
- #define MOVNTQ(a,b) "movq " #a ", " #b " nt"
- #endif
- #ifdef HAVE_ALTIVEC
- #include "swscale_altivec_template.c"
- #endif
- #define YSCALEYUV2YV12X(x, offset)
- "xorl %%eax, %%eax nt"
- "movq "VROUNDER_OFFSET"(%0), %%mm3nt"
- "movq %%mm3, %%mm4 nt"
- "leal " offset "(%0), %%edx nt"
- "movl (%%edx), %%esi nt"
- ".balign 16 nt" /* FIXME Unroll? */
- "1: nt"
- "movq 8(%%edx), %%mm0 nt" /* filterCoeff */
- "movq " #x "(%%esi, %%eax, 2), %%mm2 nt" /* srcData */
- "movq 8+" #x "(%%esi, %%eax, 2), %%mm5 nt" /* srcData */
- "addl $16, %%edx nt"
- "movl (%%edx), %%esi nt"
- "testl %%esi, %%esi nt"
- "pmulhw %%mm0, %%mm2 nt"
- "pmulhw %%mm0, %%mm5 nt"
- "paddw %%mm2, %%mm3 nt"
- "paddw %%mm5, %%mm4 nt"
- " jnz 1b nt"
- "psraw $3, %%mm3 nt"
- "psraw $3, %%mm4 nt"
- "packuswb %%mm4, %%mm3 nt"
- MOVNTQ(%%mm3, (%1, %%eax))
- "addl $8, %%eax nt"
- "cmpl %2, %%eax nt"
- "movq "VROUNDER_OFFSET"(%0), %%mm3nt"
- "movq %%mm3, %%mm4 nt"
- "leal " offset "(%0), %%edx nt"
- "movl (%%edx), %%esi nt"
- "jb 1b nt"
- #define YSCALEYUV2YV121
- "movl %2, %%eax nt"
- ".balign 16 nt" /* FIXME Unroll? */
- "1: nt"
- "movq (%0, %%eax, 2), %%mm0 nt"
- "movq 8(%0, %%eax, 2), %%mm1 nt"
- "psraw $7, %%mm0 nt"
- "psraw $7, %%mm1 nt"
- "packuswb %%mm1, %%mm0 nt"
- MOVNTQ(%%mm0, (%1, %%eax))
- "addl $8, %%eax nt"
- "jnc 1b nt"
- /*
- :: "m" (-lumFilterSize), "m" (-chrFilterSize),
- "m" (lumMmxFilter+lumFilterSize*4), "m" (chrMmxFilter+chrFilterSize*4),
- "r" (dest), "m" (dstW),
- "m" (lumSrc+lumFilterSize), "m" (chrSrc+chrFilterSize)
- : "%eax", "%ebx", "%ecx", "%edx", "%esi"
- */
- #define YSCALEYUV2PACKEDX
- "xorl %%eax, %%eax nt"
- ".balign 16 nt"
- "nop nt"
- "1: nt"
- "leal "CHR_MMX_FILTER_OFFSET"(%0), %%edx nt"
- "movl (%%edx), %%esi nt"
- "movq "VROUNDER_OFFSET"(%0), %%mm3nt"
- "movq %%mm3, %%mm4 nt"
- ".balign 16 nt"
- "2: nt"
- "movq 8(%%edx), %%mm0 nt" /* filterCoeff */
- "movq (%%esi, %%eax), %%mm2 nt" /* UsrcData */
- "movq 4096(%%esi, %%eax), %%mm5 nt" /* VsrcData */
- "addl $16, %%edx nt"
- "movl (%%edx), %%esi nt"
- "pmulhw %%mm0, %%mm2 nt"
- "pmulhw %%mm0, %%mm5 nt"
- "paddw %%mm2, %%mm3 nt"
- "paddw %%mm5, %%mm4 nt"
- "testl %%esi, %%esi nt"
- " jnz 2b nt"
- "leal "LUM_MMX_FILTER_OFFSET"(%0), %%edx nt"
- "movl (%%edx), %%esi nt"
- "movq "VROUNDER_OFFSET"(%0), %%mm1nt"
- "movq %%mm1, %%mm7 nt"
- ".balign 16 nt"
- "2: nt"
- "movq 8(%%edx), %%mm0 nt" /* filterCoeff */
- "movq (%%esi, %%eax, 2), %%mm2 nt" /* Y1srcData */
- "movq 8(%%esi, %%eax, 2), %%mm5 nt" /* Y2srcData */
- "addl $16, %%edx nt"
- "movl (%%edx), %%esi nt"
- "pmulhw %%mm0, %%mm2 nt"
- "pmulhw %%mm0, %%mm5 nt"
- "paddw %%mm2, %%mm1 nt"
- "paddw %%mm5, %%mm7 nt"
- "testl %%esi, %%esi nt"
- " jnz 2b nt"
- #define YSCALEYUV2RGBX
- YSCALEYUV2PACKEDX
- "psubw "U_OFFSET"(%0), %%mm3 nt" /* (U-128)8*/
- "psubw "V_OFFSET"(%0), %%mm4 nt" /* (V-128)8*/
- "movq %%mm3, %%mm2 nt" /* (U-128)8*/
- "movq %%mm4, %%mm5 nt" /* (V-128)8*/
- "pmulhw "UG_COEFF"(%0), %%mm3 nt"
- "pmulhw "VG_COEFF"(%0), %%mm4 nt"
- /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */
- "pmulhw "UB_COEFF"(%0), %%mm2 nt"
- "pmulhw "VR_COEFF"(%0), %%mm5 nt"
- "psubw "Y_OFFSET"(%0), %%mm1 nt" /* 8(Y-16)*/
- "psubw "Y_OFFSET"(%0), %%mm7 nt" /* 8(Y-16)*/
- "pmulhw "Y_COEFF"(%0), %%mm1 nt"
- "pmulhw "Y_COEFF"(%0), %%mm7 nt"
- /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */
- "paddw %%mm3, %%mm4 nt"
- "movq %%mm2, %%mm0 nt"
- "movq %%mm5, %%mm6 nt"
- "movq %%mm4, %%mm3 nt"
- "punpcklwd %%mm2, %%mm2 nt"
- "punpcklwd %%mm5, %%mm5 nt"
- "punpcklwd %%mm4, %%mm4 nt"
- "paddw %%mm1, %%mm2 nt"
- "paddw %%mm1, %%mm5 nt"
- "paddw %%mm1, %%mm4 nt"
- "punpckhwd %%mm0, %%mm0 nt"
- "punpckhwd %%mm6, %%mm6 nt"
- "punpckhwd %%mm3, %%mm3 nt"
- "paddw %%mm7, %%mm0 nt"
- "paddw %%mm7, %%mm6 nt"
- "paddw %%mm7, %%mm3 nt"
- /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */
- "packuswb %%mm0, %%mm2 nt"
- "packuswb %%mm6, %%mm5 nt"
- "packuswb %%mm3, %%mm4 nt"
- "pxor %%mm7, %%mm7 nt"
- #if 0
- #define FULL_YSCALEYUV2RGB
- "pxor %%mm7, %%mm7 nt"
- "movd %6, %%mm6 nt" /*yalpha1*/
- "punpcklwd %%mm6, %%mm6 nt"
- "punpcklwd %%mm6, %%mm6 nt"
- "movd %7, %%mm5 nt" /*uvalpha1*/
- "punpcklwd %%mm5, %%mm5 nt"
- "punpcklwd %%mm5, %%mm5 nt"
- "xorl %%eax, %%eax nt"
- ".balign 16 nt"
- "1: nt"
- "movq (%0, %%eax, 2), %%mm0 nt" /*buf0[eax]*/
- "movq (%1, %%eax, 2), %%mm1 nt" /*buf1[eax]*/
- "movq (%2, %%eax,2), %%mm2 nt" /* uvbuf0[eax]*/
- "movq (%3, %%eax,2), %%mm3 nt" /* uvbuf1[eax]*/
- "psubw %%mm1, %%mm0 nt" /* buf0[eax] - buf1[eax]*/
- "psubw %%mm3, %%mm2 nt" /* uvbuf0[eax] - uvbuf1[eax]*/
- "pmulhw %%mm6, %%mm0 nt" /* (buf0[eax] - buf1[eax])yalpha1>>16*/
- "pmulhw %%mm5, %%mm2 nt" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/
- "psraw $4, %%mm1 nt" /* buf0[eax] - buf1[eax] >>4*/
- "movq 4096(%2, %%eax,2), %%mm4 nt" /* uvbuf0[eax+2048]*/
- "psraw $4, %%mm3 nt" /* uvbuf0[eax] - uvbuf1[eax] >>4*/
- "paddw %%mm0, %%mm1 nt" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/
- "movq 4096(%3, %%eax,2), %%mm0 nt" /* uvbuf1[eax+2048]*/
- "paddw %%mm2, %%mm3 nt" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/
- "psubw %%mm0, %%mm4 nt" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/
- "psubw "MANGLE(w80)", %%mm1 nt" /* 8(Y-16)*/
- "psubw "MANGLE(w400)", %%mm3 nt" /* 8(U-128)*/
- "pmulhw "MANGLE(yCoeff)", %%mm1 nt"
- "pmulhw %%mm5, %%mm4 nt" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/
- "movq %%mm3, %%mm2 nt" /* (U-128)8*/
- "pmulhw "MANGLE(ubCoeff)", %%mm3nt"
- "psraw $4, %%mm0 nt" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/
- "pmulhw "MANGLE(ugCoeff)", %%mm2nt"
- "paddw %%mm4, %%mm0 nt" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/
- "psubw "MANGLE(w400)", %%mm0 nt" /* (V-128)8*/
- "movq %%mm0, %%mm4 nt" /* (V-128)8*/
- "pmulhw "MANGLE(vrCoeff)", %%mm0nt"
- "pmulhw "MANGLE(vgCoeff)", %%mm4nt"
- "paddw %%mm1, %%mm3 nt" /* B*/
- "paddw %%mm1, %%mm0 nt" /* R*/
- "packuswb %%mm3, %%mm3 nt"
- "packuswb %%mm0, %%mm0 nt"
- "paddw %%mm4, %%mm2 nt"
- "paddw %%mm2, %%mm1 nt" /* G*/
- "packuswb %%mm1, %%mm1 nt"
- #endif
- #define YSCALEYUV2PACKED(index, c)
- "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0nt"
- "movq "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm1nt"
- "psraw $3, %%mm0 nt"
- "psraw $3, %%mm1 nt"
- "movq %%mm0, "CHR_MMX_FILTER_OFFSET"+8("#c")nt"
- "movq %%mm1, "LUM_MMX_FILTER_OFFSET"+8("#c")nt"
- "xorl "#index", "#index" nt"
- ".balign 16 nt"
- "1: nt"
- "movq (%2, "#index"), %%mm2 nt" /* uvbuf0[eax]*/
- "movq (%3, "#index"), %%mm3 nt" /* uvbuf1[eax]*/
- "movq 4096(%2, "#index"), %%mm5 nt" /* uvbuf0[eax+2048]*/
- "movq 4096(%3, "#index"), %%mm4 nt" /* uvbuf1[eax+2048]*/
- "psubw %%mm3, %%mm2 nt" /* uvbuf0[eax] - uvbuf1[eax]*/
- "psubw %%mm4, %%mm5 nt" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/
- "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0nt"
- "pmulhw %%mm0, %%mm2 nt" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/
- "pmulhw %%mm0, %%mm5 nt" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/
- "psraw $7, %%mm3 nt" /* uvbuf0[eax] - uvbuf1[eax] >>4*/
- "psraw $7, %%mm4 nt" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/
- "paddw %%mm2, %%mm3 nt" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/
- "paddw %%mm5, %%mm4 nt" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/
- "movq (%0, "#index", 2), %%mm0 nt" /*buf0[eax]*/
- "movq (%1, "#index", 2), %%mm1 nt" /*buf1[eax]*/
- "movq 8(%0, "#index", 2), %%mm6 nt" /*buf0[eax]*/
- "movq 8(%1, "#index", 2), %%mm7 nt" /*buf1[eax]*/
- "psubw %%mm1, %%mm0 nt" /* buf0[eax] - buf1[eax]*/
- "psubw %%mm7, %%mm6 nt" /* buf0[eax] - buf1[eax]*/
- "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0nt" /* (buf0[eax] - buf1[eax])yalpha1>>16*/
- "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6nt" /* (buf0[eax] - buf1[eax])yalpha1>>16*/
- "psraw $7, %%mm1 nt" /* buf0[eax] - buf1[eax] >>4*/
- "psraw $7, %%mm7 nt" /* buf0[eax] - buf1[eax] >>4*/
- "paddw %%mm0, %%mm1 nt" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/
- "paddw %%mm6, %%mm7 nt" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/
-
- #define YSCALEYUV2RGB(index, c)
- "xorl "#index", "#index" nt"
- ".balign 16 nt"
- "1: nt"
- "movq (%2, "#index"), %%mm2 nt" /* uvbuf0[eax]*/
- "movq (%3, "#index"), %%mm3 nt" /* uvbuf1[eax]*/
- "movq 4096(%2, "#index"), %%mm5nt" /* uvbuf0[eax+2048]*/
- "movq 4096(%3, "#index"), %%mm4nt" /* uvbuf1[eax+2048]*/
- "psubw %%mm3, %%mm2 nt" /* uvbuf0[eax] - uvbuf1[eax]*/
- "psubw %%mm4, %%mm5 nt" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/
- "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0nt"
- "pmulhw %%mm0, %%mm2 nt" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/
- "pmulhw %%mm0, %%mm5 nt" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/
- "psraw $4, %%mm3 nt" /* uvbuf0[eax] - uvbuf1[eax] >>4*/
- "psraw $4, %%mm4 nt" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/
- "paddw %%mm2, %%mm3 nt" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/
- "paddw %%mm5, %%mm4 nt" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/
- "psubw "U_OFFSET"("#c"), %%mm3 nt" /* (U-128)8*/
- "psubw "V_OFFSET"("#c"), %%mm4 nt" /* (V-128)8*/
- "movq %%mm3, %%mm2 nt" /* (U-128)8*/
- "movq %%mm4, %%mm5 nt" /* (V-128)8*/
- "pmulhw "UG_COEFF"("#c"), %%mm3nt"
- "pmulhw "VG_COEFF"("#c"), %%mm4nt"
- /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */
- "movq (%0, "#index", 2), %%mm0 nt" /*buf0[eax]*/
- "movq (%1, "#index", 2), %%mm1 nt" /*buf1[eax]*/
- "movq 8(%0, "#index", 2), %%mm6nt" /*buf0[eax]*/
- "movq 8(%1, "#index", 2), %%mm7nt" /*buf1[eax]*/
- "psubw %%mm1, %%mm0 nt" /* buf0[eax] - buf1[eax]*/
- "psubw %%mm7, %%mm6 nt" /* buf0[eax] - buf1[eax]*/
- "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0nt" /* (buf0[eax] - buf1[eax])yalpha1>>16*/
- "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6nt" /* (buf0[eax] - buf1[eax])yalpha1>>16*/
- "psraw $4, %%mm1 nt" /* buf0[eax] - buf1[eax] >>4*/
- "psraw $4, %%mm7 nt" /* buf0[eax] - buf1[eax] >>4*/
- "paddw %%mm0, %%mm1 nt" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/
- "paddw %%mm6, %%mm7 nt" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/
- "pmulhw "UB_COEFF"("#c"), %%mm2nt"
- "pmulhw "VR_COEFF"("#c"), %%mm5nt"
- "psubw "Y_OFFSET"("#c"), %%mm1 nt" /* 8(Y-16)*/
- "psubw "Y_OFFSET"("#c"), %%mm7 nt" /* 8(Y-16)*/
- "pmulhw "Y_COEFF"("#c"), %%mm1 nt"
- "pmulhw "Y_COEFF"("#c"), %%mm7 nt"
- /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */
- "paddw %%mm3, %%mm4 nt"
- "movq %%mm2, %%mm0 nt"
- "movq %%mm5, %%mm6 nt"
- "movq %%mm4, %%mm3 nt"
- "punpcklwd %%mm2, %%mm2 nt"
- "punpcklwd %%mm5, %%mm5 nt"
- "punpcklwd %%mm4, %%mm4 nt"
- "paddw %%mm1, %%mm2 nt"
- "paddw %%mm1, %%mm5 nt"
- "paddw %%mm1, %%mm4 nt"
- "punpckhwd %%mm0, %%mm0 nt"
- "punpckhwd %%mm6, %%mm6 nt"
- "punpckhwd %%mm3, %%mm3 nt"
- "paddw %%mm7, %%mm0 nt"
- "paddw %%mm7, %%mm6 nt"
- "paddw %%mm7, %%mm3 nt"
- /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */
- "packuswb %%mm0, %%mm2 nt"
- "packuswb %%mm6, %%mm5 nt"
- "packuswb %%mm3, %%mm4 nt"
- "pxor %%mm7, %%mm7 nt"
-
- #define YSCALEYUV2PACKED1(index, c)
- "xorl "#index", "#index" nt"
- ".balign 16 nt"
- "1: nt"
- "movq (%2, "#index"), %%mm3 nt" /* uvbuf0[eax]*/
- "movq 4096(%2, "#index"), %%mm4 nt" /* uvbuf0[eax+2048]*/
- "psraw $7, %%mm3 nt"
- "psraw $7, %%mm4 nt"
- "movq (%0, "#index", 2), %%mm1 nt" /*buf0[eax]*/
- "movq 8(%0, "#index", 2), %%mm7 nt" /*buf0[eax]*/
- "psraw $7, %%mm1 nt"
- "psraw $7, %%mm7 nt"
-
- #define YSCALEYUV2RGB1(index, c)
- "xorl "#index", "#index" nt"
- ".balign 16 nt"
- "1: nt"
- "movq (%2, "#index"), %%mm3 nt" /* uvbuf0[eax]*/
- "movq 4096(%2, "#index"), %%mm4 nt" /* uvbuf0[eax+2048]*/
- "psraw $4, %%mm3 nt" /* uvbuf0[eax] - uvbuf1[eax] >>4*/
- "psraw $4, %%mm4 nt" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/
- "psubw "U_OFFSET"("#c"), %%mm3 nt" /* (U-128)8*/
- "psubw "V_OFFSET"("#c"), %%mm4 nt" /* (V-128)8*/
- "movq %%mm3, %%mm2 nt" /* (U-128)8*/
- "movq %%mm4, %%mm5 nt" /* (V-128)8*/
- "pmulhw "UG_COEFF"("#c"), %%mm3nt"
- "pmulhw "VG_COEFF"("#c"), %%mm4nt"
- /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */
- "movq (%0, "#index", 2), %%mm1 nt" /*buf0[eax]*/
- "movq 8(%0, "#index", 2), %%mm7 nt" /*buf0[eax]*/
- "psraw $4, %%mm1 nt" /* buf0[eax] - buf1[eax] >>4*/
- "psraw $4, %%mm7 nt" /* buf0[eax] - buf1[eax] >>4*/
- "pmulhw "UB_COEFF"("#c"), %%mm2nt"
- "pmulhw "VR_COEFF"("#c"), %%mm5nt"
- "psubw "Y_OFFSET"("#c"), %%mm1 nt" /* 8(Y-16)*/
- "psubw "Y_OFFSET"("#c"), %%mm7 nt" /* 8(Y-16)*/
- "pmulhw "Y_COEFF"("#c"), %%mm1 nt"
- "pmulhw "Y_COEFF"("#c"), %%mm7 nt"
- /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */
- "paddw %%mm3, %%mm4 nt"
- "movq %%mm2, %%mm0 nt"
- "movq %%mm5, %%mm6 nt"
- "movq %%mm4, %%mm3 nt"
- "punpcklwd %%mm2, %%mm2 nt"
- "punpcklwd %%mm5, %%mm5 nt"
- "punpcklwd %%mm4, %%mm4 nt"
- "paddw %%mm1, %%mm2 nt"
- "paddw %%mm1, %%mm5 nt"
- "paddw %%mm1, %%mm4 nt"
- "punpckhwd %%mm0, %%mm0 nt"
- "punpckhwd %%mm6, %%mm6 nt"
- "punpckhwd %%mm3, %%mm3 nt"
- "paddw %%mm7, %%mm0 nt"
- "paddw %%mm7, %%mm6 nt"
- "paddw %%mm7, %%mm3 nt"
- /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */
- "packuswb %%mm0, %%mm2 nt"
- "packuswb %%mm6, %%mm5 nt"
- "packuswb %%mm3, %%mm4 nt"
- "pxor %%mm7, %%mm7 nt"
- #define YSCALEYUV2PACKED1b(index, c)
- "xorl "#index", "#index" nt"
- ".balign 16 nt"
- "1: nt"
- "movq (%2, "#index"), %%mm2 nt" /* uvbuf0[eax]*/
- "movq (%3, "#index"), %%mm3 nt" /* uvbuf1[eax]*/
- "movq 4096(%2, "#index"), %%mm5 nt" /* uvbuf0[eax+2048]*/
- "movq 4096(%3, "#index"), %%mm4 nt" /* uvbuf1[eax+2048]*/
- "paddw %%mm2, %%mm3 nt" /* uvbuf0[eax] + uvbuf1[eax]*/
- "paddw %%mm5, %%mm4 nt" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/
- "psrlw $8, %%mm3 nt"
- "psrlw $8, %%mm4 nt"
- "movq (%0, "#index", 2), %%mm1 nt" /*buf0[eax]*/
- "movq 8(%0, "#index", 2), %%mm7 nt" /*buf0[eax]*/
- "psraw $7, %%mm1 nt"
- "psraw $7, %%mm7 nt"
-
- // do vertical chrominance interpolation
- #define YSCALEYUV2RGB1b(index, c)
- "xorl "#index", "#index" nt"
- ".balign 16 nt"
- "1: nt"
- "movq (%2, "#index"), %%mm2 nt" /* uvbuf0[eax]*/
- "movq (%3, "#index"), %%mm3 nt" /* uvbuf1[eax]*/
- "movq 4096(%2, "#index"), %%mm5 nt" /* uvbuf0[eax+2048]*/
- "movq 4096(%3, "#index"), %%mm4 nt" /* uvbuf1[eax+2048]*/
- "paddw %%mm2, %%mm3 nt" /* uvbuf0[eax] + uvbuf1[eax]*/
- "paddw %%mm5, %%mm4 nt" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/
- "psrlw $5, %%mm3 nt" /*FIXME might overflow*/
- "psrlw $5, %%mm4 nt" /*FIXME might overflow*/
- "psubw "U_OFFSET"("#c"), %%mm3 nt" /* (U-128)8*/
- "psubw "V_OFFSET"("#c"), %%mm4 nt" /* (V-128)8*/
- "movq %%mm3, %%mm2 nt" /* (U-128)8*/
- "movq %%mm4, %%mm5 nt" /* (V-128)8*/
- "pmulhw "UG_COEFF"("#c"), %%mm3nt"
- "pmulhw "VG_COEFF"("#c"), %%mm4nt"
- /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */
- "movq (%0, "#index", 2), %%mm1 nt" /*buf0[eax]*/
- "movq 8(%0, "#index", 2), %%mm7 nt" /*buf0[eax]*/
- "psraw $4, %%mm1 nt" /* buf0[eax] - buf1[eax] >>4*/
- "psraw $4, %%mm7 nt" /* buf0[eax] - buf1[eax] >>4*/
- "pmulhw "UB_COEFF"("#c"), %%mm2nt"
- "pmulhw "VR_COEFF"("#c"), %%mm5nt"
- "psubw "Y_OFFSET"("#c"), %%mm1 nt" /* 8(Y-16)*/
- "psubw "Y_OFFSET"("#c"), %%mm7 nt" /* 8(Y-16)*/
- "pmulhw "Y_COEFF"("#c"), %%mm1 nt"
- "pmulhw "Y_COEFF"("#c"), %%mm7 nt"
- /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */
- "paddw %%mm3, %%mm4 nt"
- "movq %%mm2, %%mm0 nt"
- "movq %%mm5, %%mm6 nt"
- "movq %%mm4, %%mm3 nt"
- "punpcklwd %%mm2, %%mm2 nt"
- "punpcklwd %%mm5, %%mm5 nt"
- "punpcklwd %%mm4, %%mm4 nt"
- "paddw %%mm1, %%mm2 nt"
- "paddw %%mm1, %%mm5 nt"
- "paddw %%mm1, %%mm4 nt"
- "punpckhwd %%mm0, %%mm0 nt"
- "punpckhwd %%mm6, %%mm6 nt"
- "punpckhwd %%mm3, %%mm3 nt"
- "paddw %%mm7, %%mm0 nt"
- "paddw %%mm7, %%mm6 nt"
- "paddw %%mm7, %%mm3 nt"
- /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */
- "packuswb %%mm0, %%mm2 nt"
- "packuswb %%mm6, %%mm5 nt"
- "packuswb %%mm3, %%mm4 nt"
- "pxor %%mm7, %%mm7 nt"
- #define WRITEBGR32(dst, dstw, index)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- "movq %%mm2, %%mm1 nt" /* B */
- "movq %%mm5, %%mm6 nt" /* R */
- "punpcklbw %%mm4, %%mm2 nt" /* GBGBGBGB 0 */
- "punpcklbw %%mm7, %%mm5 nt" /* 0R0R0R0R 0 */
- "punpckhbw %%mm4, %%mm1 nt" /* GBGBGBGB 2 */
- "punpckhbw %%mm7, %%mm6 nt" /* 0R0R0R0R 2 */
- "movq %%mm2, %%mm0 nt" /* GBGBGBGB 0 */
- "movq %%mm1, %%mm3 nt" /* GBGBGBGB 2 */
- "punpcklwd %%mm5, %%mm0 nt" /* 0RGB0RGB 0 */
- "punpckhwd %%mm5, %%mm2 nt" /* 0RGB0RGB 1 */
- "punpcklwd %%mm6, %%mm1 nt" /* 0RGB0RGB 2 */
- "punpckhwd %%mm6, %%mm3 nt" /* 0RGB0RGB 3 */
- MOVNTQ(%%mm0, (dst, index, 4))
- MOVNTQ(%%mm2, 8(dst, index, 4))
- MOVNTQ(%%mm1, 16(dst, index, 4))
- MOVNTQ(%%mm3, 24(dst, index, 4))
- "addl $8, "#index" nt"
- "cmpl "#dstw", "#index" nt"
- " jb 1b nt"
- #define WRITEBGR16(dst, dstw, index)
- "pand "MANGLE(bF8)", %%mm2 nt" /* B */
- "pand "MANGLE(bFC)", %%mm4 nt" /* G */
- "pand "MANGLE(bF8)", %%mm5 nt" /* R */
- "psrlq $3, %%mm2 nt"
- "movq %%mm2, %%mm1 nt"
- "movq %%mm4, %%mm3 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "punpcklbw %%mm5, %%mm2 nt"
- "punpckhbw %%mm7, %%mm4 nt"
- "punpckhbw %%mm5, %%mm1 nt"
- "psllq $3, %%mm3 nt"
- "psllq $3, %%mm4 nt"
- "por %%mm3, %%mm2 nt"
- "por %%mm4, %%mm1 nt"
- MOVNTQ(%%mm2, (dst, index, 2))
- MOVNTQ(%%mm1, 8(dst, index, 2))
- "addl $8, "#index" nt"
- "cmpl "#dstw", "#index" nt"
- " jb 1b nt"
- #define WRITEBGR15(dst, dstw, index)
- "pand "MANGLE(bF8)", %%mm2 nt" /* B */
- "pand "MANGLE(bF8)", %%mm4 nt" /* G */
- "pand "MANGLE(bF8)", %%mm5 nt" /* R */
- "psrlq $3, %%mm2 nt"
- "psrlq $1, %%mm5 nt"
- "movq %%mm2, %%mm1 nt"
- "movq %%mm4, %%mm3 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "punpcklbw %%mm5, %%mm2 nt"
- "punpckhbw %%mm7, %%mm4 nt"
- "punpckhbw %%mm5, %%mm1 nt"
- "psllq $2, %%mm3 nt"
- "psllq $2, %%mm4 nt"
- "por %%mm3, %%mm2 nt"
- "por %%mm4, %%mm1 nt"
- MOVNTQ(%%mm2, (dst, index, 2))
- MOVNTQ(%%mm1, 8(dst, index, 2))
- "addl $8, "#index" nt"
- "cmpl "#dstw", "#index" nt"
- " jb 1b nt"
- #define WRITEBGR24OLD(dst, dstw, index)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- "movq %%mm2, %%mm1 nt" /* B */
- "movq %%mm5, %%mm6 nt" /* R */
- "punpcklbw %%mm4, %%mm2 nt" /* GBGBGBGB 0 */
- "punpcklbw %%mm7, %%mm5 nt" /* 0R0R0R0R 0 */
- "punpckhbw %%mm4, %%mm1 nt" /* GBGBGBGB 2 */
- "punpckhbw %%mm7, %%mm6 nt" /* 0R0R0R0R 2 */
- "movq %%mm2, %%mm0 nt" /* GBGBGBGB 0 */
- "movq %%mm1, %%mm3 nt" /* GBGBGBGB 2 */
- "punpcklwd %%mm5, %%mm0 nt" /* 0RGB0RGB 0 */
- "punpckhwd %%mm5, %%mm2 nt" /* 0RGB0RGB 1 */
- "punpcklwd %%mm6, %%mm1 nt" /* 0RGB0RGB 2 */
- "punpckhwd %%mm6, %%mm3 nt" /* 0RGB0RGB 3 */
- "movq %%mm0, %%mm4 nt" /* 0RGB0RGB 0 */
- "psrlq $8, %%mm0 nt" /* 00RGB0RG 0 */
- "pand "MANGLE(bm00000111)", %%mm4nt" /* 00000RGB 0 */
- "pand "MANGLE(bm11111000)", %%mm0nt" /* 00RGB000 0.5 */
- "por %%mm4, %%mm0 nt" /* 00RGBRGB 0 */
- "movq %%mm2, %%mm4 nt" /* 0RGB0RGB 1 */
- "psllq $48, %%mm2 nt" /* GB000000 1 */
- "por %%mm2, %%mm0 nt" /* GBRGBRGB 0 */
- "movq %%mm4, %%mm2 nt" /* 0RGB0RGB 1 */
- "psrld $16, %%mm4 nt" /* 000R000R 1 */
- "psrlq $24, %%mm2 nt" /* 0000RGB0 1.5 */
- "por %%mm4, %%mm2 nt" /* 000RRGBR 1 */
- "pand "MANGLE(bm00001111)", %%mm2nt" /* 0000RGBR 1 */
- "movq %%mm1, %%mm4 nt" /* 0RGB0RGB 2 */
- "psrlq $8, %%mm1 nt" /* 00RGB0RG 2 */
- "pand "MANGLE(bm00000111)", %%mm4nt" /* 00000RGB 2 */
- "pand "MANGLE(bm11111000)", %%mm1nt" /* 00RGB000 2.5 */
- "por %%mm4, %%mm1 nt" /* 00RGBRGB 2 */
- "movq %%mm1, %%mm4 nt" /* 00RGBRGB 2 */
- "psllq $32, %%mm1 nt" /* BRGB0000 2 */
- "por %%mm1, %%mm2 nt" /* BRGBRGBR 1 */
- "psrlq $32, %%mm4 nt" /* 000000RG 2.5 */
- "movq %%mm3, %%mm5 nt" /* 0RGB0RGB 3 */
- "psrlq $8, %%mm3 nt" /* 00RGB0RG 3 */
- "pand "MANGLE(bm00000111)", %%mm5nt" /* 00000RGB 3 */
- "pand "MANGLE(bm11111000)", %%mm3nt" /* 00RGB000 3.5 */
- "por %%mm5, %%mm3 nt" /* 00RGBRGB 3 */
- "psllq $16, %%mm3 nt" /* RGBRGB00 3 */
- "por %%mm4, %%mm3 nt" /* RGBRGBRG 2.5 */
- MOVNTQ(%%mm0, (dst))
- MOVNTQ(%%mm2, 8(dst))
- MOVNTQ(%%mm3, 16(dst))
- "addl $24, "#dst" nt"
- "addl $8, "#index" nt"
- "cmpl "#dstw", "#index" nt"
- " jb 1b nt"
- #define WRITEBGR24MMX(dst, dstw, index)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- "movq %%mm2, %%mm1 nt" /* B */
- "movq %%mm5, %%mm6 nt" /* R */
- "punpcklbw %%mm4, %%mm2 nt" /* GBGBGBGB 0 */
- "punpcklbw %%mm7, %%mm5 nt" /* 0R0R0R0R 0 */
- "punpckhbw %%mm4, %%mm1 nt" /* GBGBGBGB 2 */
- "punpckhbw %%mm7, %%mm6 nt" /* 0R0R0R0R 2 */
- "movq %%mm2, %%mm0 nt" /* GBGBGBGB 0 */
- "movq %%mm1, %%mm3 nt" /* GBGBGBGB 2 */
- "punpcklwd %%mm5, %%mm0 nt" /* 0RGB0RGB 0 */
- "punpckhwd %%mm5, %%mm2 nt" /* 0RGB0RGB 1 */
- "punpcklwd %%mm6, %%mm1 nt" /* 0RGB0RGB 2 */
- "punpckhwd %%mm6, %%mm3 nt" /* 0RGB0RGB 3 */
- "movq %%mm0, %%mm4 nt" /* 0RGB0RGB 0 */
- "movq %%mm2, %%mm6 nt" /* 0RGB0RGB 1 */
- "movq %%mm1, %%mm5 nt" /* 0RGB0RGB 2 */
- "movq %%mm3, %%mm7 nt" /* 0RGB0RGB 3 */
- "psllq $40, %%mm0 nt" /* RGB00000 0 */
- "psllq $40, %%mm2 nt" /* RGB00000 1 */
- "psllq $40, %%mm1 nt" /* RGB00000 2 */
- "psllq $40, %%mm3 nt" /* RGB00000 3 */
- "punpckhdq %%mm4, %%mm0 nt" /* 0RGBRGB0 0 */
- "punpckhdq %%mm6, %%mm2 nt" /* 0RGBRGB0 1 */
- "punpckhdq %%mm5, %%mm1 nt" /* 0RGBRGB0 2 */
- "punpckhdq %%mm7, %%mm3 nt" /* 0RGBRGB0 3 */
- "psrlq $8, %%mm0 nt" /* 00RGBRGB 0 */
- "movq %%mm2, %%mm6 nt" /* 0RGBRGB0 1 */
- "psllq $40, %%mm2 nt" /* GB000000 1 */
- "por %%mm2, %%mm0 nt" /* GBRGBRGB 0 */
- MOVNTQ(%%mm0, (dst))
- "psrlq $24, %%mm6 nt" /* 0000RGBR 1 */
- "movq %%mm1, %%mm5 nt" /* 0RGBRGB0 2 */
- "psllq $24, %%mm1 nt" /* BRGB0000 2 */
- "por %%mm1, %%mm6 nt" /* BRGBRGBR 1 */
- MOVNTQ(%%mm6, 8(dst))
- "psrlq $40, %%mm5 nt" /* 000000RG 2 */
- "psllq $8, %%mm3 nt" /* RGBRGB00 3 */
- "por %%mm3, %%mm5 nt" /* RGBRGBRG 2 */
- MOVNTQ(%%mm5, 16(dst))
- "addl $24, "#dst" nt"
- "addl $8, "#index" nt"
- "cmpl "#dstw", "#index" nt"
- " jb 1b nt"
- #define WRITEBGR24MMX2(dst, dstw, index)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- "movq "MANGLE(M24A)", %%mm0 nt"
- "movq "MANGLE(M24C)", %%mm7 nt"
- "pshufw $0x50, %%mm2, %%mm1 nt" /* B3 B2 B3 B2 B1 B0 B1 B0 */
- "pshufw $0x50, %%mm4, %%mm3 nt" /* G3 G2 G3 G2 G1 G0 G1 G0 */
- "pshufw $0x00, %%mm5, %%mm6 nt" /* R1 R0 R1 R0 R1 R0 R1 R0 */
- "pand %%mm0, %%mm1 nt" /* B2 B1 B0 */
- "pand %%mm0, %%mm3 nt" /* G2 G1 G0 */
- "pand %%mm7, %%mm6 nt" /* R1 R0 */
- "psllq $8, %%mm3 nt" /* G2 G1 G0 */
- "por %%mm1, %%mm6 nt"
- "por %%mm3, %%mm6 nt"
- MOVNTQ(%%mm6, (dst))
- "psrlq $8, %%mm4 nt" /* 00 G7 G6 G5 G4 G3 G2 G1 */
- "pshufw $0xA5, %%mm2, %%mm1 nt" /* B5 B4 B5 B4 B3 B2 B3 B2 */
- "pshufw $0x55, %%mm4, %%mm3 nt" /* G4 G3 G4 G3 G4 G3 G4 G3 */
- "pshufw $0xA5, %%mm5, %%mm6 nt" /* R5 R4 R5 R4 R3 R2 R3 R2 */
- "pand "MANGLE(M24B)", %%mm1 nt" /* B5 B4 B3 */
- "pand %%mm7, %%mm3 nt" /* G4 G3 */
- "pand %%mm0, %%mm6 nt" /* R4 R3 R2 */
- "por %%mm1, %%mm3 nt" /* B5 G4 B4 G3 B3 */
- "por %%mm3, %%mm6 nt"
- MOVNTQ(%%mm6, 8(dst))
- "pshufw $0xFF, %%mm2, %%mm1 nt" /* B7 B6 B7 B6 B7 B6 B6 B7 */
- "pshufw $0xFA, %%mm4, %%mm3 nt" /* 00 G7 00 G7 G6 G5 G6 G5 */
- "pshufw $0xFA, %%mm5, %%mm6 nt" /* R7 R6 R7 R6 R5 R4 R5 R4 */
- "pand %%mm7, %%mm1 nt" /* B7 B6 */
- "pand %%mm0, %%mm3 nt" /* G7 G6 G5 */
- "pand "MANGLE(M24B)", %%mm6 nt" /* R7 R6 R5 */
- "por %%mm1, %%mm3 nt"
- "por %%mm3, %%mm6 nt"
- MOVNTQ(%%mm6, 16(dst))
- "addl $24, "#dst" nt"
- "addl $8, "#index" nt"
- "cmpl "#dstw", "#index" nt"
- " jb 1b nt"
- #ifdef HAVE_MMX2
- #undef WRITEBGR24
- #define WRITEBGR24 WRITEBGR24MMX2
- #else
- #undef WRITEBGR24
- #define WRITEBGR24 WRITEBGR24MMX
- #endif
- #define WRITEYUY2(dst, dstw, index)
- "packuswb %%mm3, %%mm3 nt"
- "packuswb %%mm4, %%mm4 nt"
- "packuswb %%mm7, %%mm1 nt"
- "punpcklbw %%mm4, %%mm3 nt"
- "movq %%mm1, %%mm7 nt"
- "punpcklbw %%mm3, %%mm1 nt"
- "punpckhbw %%mm3, %%mm7 nt"
- MOVNTQ(%%mm1, (dst, index, 2))
- MOVNTQ(%%mm7, 8(dst, index, 2))
- "addl $8, "#index" nt"
- "cmpl "#dstw", "#index" nt"
- " jb 1b nt"
- static inline void RENAME(yuv2yuvX)(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
- int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
- uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstW, int chrDstW)
- {
- #ifdef HAVE_MMX
- if(uDest != NULL)
- {
- asm volatile(
- YSCALEYUV2YV12X(0, CHR_MMX_FILTER_OFFSET)
- :: "r" (&c->redDither),
- "r" (uDest), "m" (chrDstW)
- : "%eax", "%edx", "%esi"
- );
- asm volatile(
- YSCALEYUV2YV12X(4096, CHR_MMX_FILTER_OFFSET)
- :: "r" (&c->redDither),
- "r" (vDest), "m" (chrDstW)
- : "%eax", "%edx", "%esi"
- );
- }
- asm volatile(
- YSCALEYUV2YV12X(0, LUM_MMX_FILTER_OFFSET)
- :: "r" (&c->redDither),
- "r" (dest), "m" (dstW)
- : "%eax", "%edx", "%esi"
- );
- #else
- #ifdef HAVE_ALTIVEC
- yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize,
- chrFilter, chrSrc, chrFilterSize,
- dest, uDest, vDest, dstW, chrDstW);
- #else //HAVE_ALTIVEC
- yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
- chrFilter, chrSrc, chrFilterSize,
- dest, uDest, vDest, dstW, chrDstW);
- #endif //!HAVE_ALTIVEC
- #endif
- }
- static inline void RENAME(yuv2yuv1)(int16_t *lumSrc, int16_t *chrSrc,
- uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstW, int chrDstW)
- {
- #ifdef HAVE_MMX
- if(uDest != NULL)
- {
- asm volatile(
- YSCALEYUV2YV121
- :: "r" (chrSrc + chrDstW), "r" (uDest + chrDstW),
- "g" (-chrDstW)
- : "%eax"
- );
- asm volatile(
- YSCALEYUV2YV121
- :: "r" (chrSrc + 2048 + chrDstW), "r" (vDest + chrDstW),
- "g" (-chrDstW)
- : "%eax"
- );
- }
- asm volatile(
- YSCALEYUV2YV121
- :: "r" (lumSrc + dstW), "r" (dest + dstW),
- "g" (-dstW)
- : "%eax"
- );
- #else
- int i;
- for(i=0; i<dstW; i++)
- {
- int val= lumSrc[i]>>7;
-
- if(val&256){
- if(val<0) val=0;
- else val=255;
- }
- dest[i]= val;
- }
- if(uDest != NULL)
- for(i=0; i<chrDstW; i++)
- {
- int u=chrSrc[i]>>7;
- int v=chrSrc[i + 2048]>>7;
- if((u|v)&256){
- if(u<0) u=0;
- else if (u>255) u=255;
- if(v<0) v=0;
- else if (v>255) v=255;
- }
- uDest[i]= u;
- vDest[i]= v;
- }
- #endif
- }
- /**
- * vertical scale YV12 to RGB
- */
- static inline void RENAME(yuv2packedX)(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
- int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
- uint8_t *dest, int dstW, int dstY)
- {
- int dummy=0;
- switch(c->dstFormat)
- {
- #ifdef HAVE_MMX
- case IMGFMT_BGR32:
- {
- asm volatile(
- YSCALEYUV2RGBX
- WRITEBGR32(%4, %5, %%eax)
- :: "r" (&c->redDither),
- "m" (dummy), "m" (dummy), "m" (dummy),
- "r" (dest), "m" (dstW)
- : "%eax", "%edx", "%esi"
- );
- }
- break;
- case IMGFMT_BGR24:
- {
- asm volatile(
- YSCALEYUV2RGBX
- "leal (%%eax, %%eax, 2), %%ebx nt" //FIXME optimize
- "addl %4, %%ebx nt"
- WRITEBGR24(%%ebx, %5, %%eax)
- :: "r" (&c->redDither),
- "m" (dummy), "m" (dummy), "m" (dummy),
- "r" (dest), "m" (dstW)
- : "%eax", "%ebx", "%edx", "%esi" //FIXME ebx
- );
- }
- break;
- case IMGFMT_BGR15:
- {
- asm volatile(
- YSCALEYUV2RGBX
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g5Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR15(%4, %5, %%eax)
- :: "r" (&c->redDither),
- "m" (dummy), "m" (dummy), "m" (dummy),
- "r" (dest), "m" (dstW)
- : "%eax", "%edx", "%esi"
- );
- }
- break;
- case IMGFMT_BGR16:
- {
- asm volatile(
- YSCALEYUV2RGBX
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g6Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR16(%4, %5, %%eax)
- :: "r" (&c->redDither),
- "m" (dummy), "m" (dummy), "m" (dummy),
- "r" (dest), "m" (dstW)
- : "%eax", "%edx", "%esi"
- );
- }
- break;
- case IMGFMT_YUY2:
- {
- asm volatile(
- YSCALEYUV2PACKEDX
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- "psraw $3, %%mm3 nt"
- "psraw $3, %%mm4 nt"
- "psraw $3, %%mm1 nt"
- "psraw $3, %%mm7 nt"
- WRITEYUY2(%4, %5, %%eax)
- :: "r" (&c->redDither),
- "m" (dummy), "m" (dummy), "m" (dummy),
- "r" (dest), "m" (dstW)
- : "%eax", "%edx", "%esi"
- );
- }
- break;
- #endif
- default:
- #ifdef HAVE_ALTIVEC
- altivec_yuv2packedX (c, lumFilter, lumSrc, lumFilterSize,
- chrFilter, chrSrc, chrFilterSize,
- dest, dstW, dstY);
- #else
- yuv2packedXinC(c, lumFilter, lumSrc, lumFilterSize,
- chrFilter, chrSrc, chrFilterSize,
- dest, dstW, dstY);
- #endif
- break;
- }
- }
- /**
- * vertical bilinear scale YV12 to RGB
- */
- static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1,
- uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
- {
- int yalpha1=yalpha^4095;
- int uvalpha1=uvalpha^4095;
- int i;
- #if 0 //isn't used
- if(flags&SWS_FULL_CHR_H_INT)
- {
- switch(dstFormat)
- {
- #ifdef HAVE_MMX
- case IMGFMT_BGR32:
- asm volatile(
- FULL_YSCALEYUV2RGB
- "punpcklbw %%mm1, %%mm3 nt" // BGBGBGBG
- "punpcklbw %%mm7, %%mm0 nt" // R0R0R0R0
- "movq %%mm3, %%mm1 nt"
- "punpcklwd %%mm0, %%mm3 nt" // BGR0BGR0
- "punpckhwd %%mm0, %%mm1 nt" // BGR0BGR0
- MOVNTQ(%%mm3, (%4, %%eax, 4))
- MOVNTQ(%%mm1, 8(%4, %%eax, 4))
- "addl $4, %%eax nt"
- "cmpl %5, %%eax nt"
- " jb 1b nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
- "m" (yalpha1), "m" (uvalpha1)
- : "%eax"
- );
- break;
- case IMGFMT_BGR24:
- asm volatile(
- FULL_YSCALEYUV2RGB
- // lsb ... msb
- "punpcklbw %%mm1, %%mm3 nt" // BGBGBGBG
- "punpcklbw %%mm7, %%mm0 nt" // R0R0R0R0
- "movq %%mm3, %%mm1 nt"
- "punpcklwd %%mm0, %%mm3 nt" // BGR0BGR0
- "punpckhwd %%mm0, %%mm1 nt" // BGR0BGR0
- "movq %%mm3, %%mm2 nt" // BGR0BGR0
- "psrlq $8, %%mm3 nt" // GR0BGR00
- "pand "MANGLE(bm00000111)", %%mm2nt" // BGR00000
- "pand "MANGLE(bm11111000)", %%mm3nt" // 000BGR00
- "por %%mm2, %%mm3 nt" // BGRBGR00
- "movq %%mm1, %%mm2 nt"
- "psllq $48, %%mm1 nt" // 000000BG
- "por %%mm1, %%mm3 nt" // BGRBGRBG
- "movq %%mm2, %%mm1 nt" // BGR0BGR0
- "psrld $16, %%mm2 nt" // R000R000
- "psrlq $24, %%mm1 nt" // 0BGR0000
- "por %%mm2, %%mm1 nt" // RBGRR000
- "movl %4, %%ebx nt"
- "addl %%eax, %%ebx nt"
- #ifdef HAVE_MMX2
- //FIXME Alignment
- "movntq %%mm3, (%%ebx, %%eax, 2)nt"
- "movntq %%mm1, 8(%%ebx, %%eax, 2)nt"
- #else
- "movd %%mm3, (%%ebx, %%eax, 2) nt"
- "psrlq $32, %%mm3 nt"
- "movd %%mm3, 4(%%ebx, %%eax, 2) nt"
- "movd %%mm1, 8(%%ebx, %%eax, 2) nt"
- #endif
- "addl $4, %%eax nt"
- "cmpl %5, %%eax nt"
- " jb 1b nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW),
- "m" (yalpha1), "m" (uvalpha1)
- : "%eax", "%ebx"
- );
- break;
- case IMGFMT_BGR15:
- asm volatile(
- FULL_YSCALEYUV2RGB
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(g5Dither)", %%mm1nt"
- "paddusb "MANGLE(r5Dither)", %%mm0nt"
- "paddusb "MANGLE(b5Dither)", %%mm3nt"
- #endif
- "punpcklbw %%mm7, %%mm1 nt" // 0G0G0G0G
- "punpcklbw %%mm7, %%mm3 nt" // 0B0B0B0B
- "punpcklbw %%mm7, %%mm0 nt" // 0R0R0R0R
- "psrlw $3, %%mm3 nt"
- "psllw $2, %%mm1 nt"
- "psllw $7, %%mm0 nt"
- "pand "MANGLE(g15Mask)", %%mm1 nt"
- "pand "MANGLE(r15Mask)", %%mm0 nt"
- "por %%mm3, %%mm1 nt"
- "por %%mm1, %%mm0 nt"
- MOVNTQ(%%mm0, (%4, %%eax, 2))
- "addl $4, %%eax nt"
- "cmpl %5, %%eax nt"
- " jb 1b nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
- "m" (yalpha1), "m" (uvalpha1)
- : "%eax"
- );
- break;
- case IMGFMT_BGR16:
- asm volatile(
- FULL_YSCALEYUV2RGB
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(g6Dither)", %%mm1nt"
- "paddusb "MANGLE(r5Dither)", %%mm0nt"
- "paddusb "MANGLE(b5Dither)", %%mm3nt"
- #endif
- "punpcklbw %%mm7, %%mm1 nt" // 0G0G0G0G
- "punpcklbw %%mm7, %%mm3 nt" // 0B0B0B0B
- "punpcklbw %%mm7, %%mm0 nt" // 0R0R0R0R
- "psrlw $3, %%mm3 nt"
- "psllw $3, %%mm1 nt"
- "psllw $8, %%mm0 nt"
- "pand "MANGLE(g16Mask)", %%mm1 nt"
- "pand "MANGLE(r16Mask)", %%mm0 nt"
- "por %%mm3, %%mm1 nt"
- "por %%mm1, %%mm0 nt"
- MOVNTQ(%%mm0, (%4, %%eax, 2))
- "addl $4, %%eax nt"
- "cmpl %5, %%eax nt"
- " jb 1b nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
- "m" (yalpha1), "m" (uvalpha1)
- : "%eax"
- );
- break;
- #endif
- case IMGFMT_RGB32:
- #ifndef HAVE_MMX
- case IMGFMT_BGR32:
- #endif
- if(dstFormat==IMGFMT_BGR32)
- {
- int i;
- #ifdef WORDS_BIGENDIAN
- dest++;
- #endif
- for(i=0;i<dstW;i++){
- // vertical linear interpolation && yuv2rgb in a single step:
- int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
- int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
- int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
- dest[0]=clip_table[((Y + yuvtab_40cf[U]) >>13)];
- dest[1]=clip_table[((Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13)];
- dest[2]=clip_table[((Y + yuvtab_3343[V]) >>13)];
- dest+= 4;
- }
- }
- else if(dstFormat==IMGFMT_BGR24)
- {
- int i;
- for(i=0;i<dstW;i++){
- // vertical linear interpolation && yuv2rgb in a single step:
- int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
- int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
- int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
- dest[0]=clip_table[((Y + yuvtab_40cf[U]) >>13)];
- dest[1]=clip_table[((Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13)];
- dest[2]=clip_table[((Y + yuvtab_3343[V]) >>13)];
- dest+= 3;
- }
- }
- else if(dstFormat==IMGFMT_BGR16)
- {
- int i;
- for(i=0;i<dstW;i++){
- // vertical linear interpolation && yuv2rgb in a single step:
- int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
- int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
- int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
- ((uint16_t*)dest)[i] =
- clip_table16b[(Y + yuvtab_40cf[U]) >>13] |
- clip_table16g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
- clip_table16r[(Y + yuvtab_3343[V]) >>13];
- }
- }
- else if(dstFormat==IMGFMT_BGR15)
- {
- int i;
- for(i=0;i<dstW;i++){
- // vertical linear interpolation && yuv2rgb in a single step:
- int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
- int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
- int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
- ((uint16_t*)dest)[i] =
- clip_table15b[(Y + yuvtab_40cf[U]) >>13] |
- clip_table15g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
- clip_table15r[(Y + yuvtab_3343[V]) >>13];
- }
- }
- }//FULL_UV_IPOL
- else
- {
- #endif // if 0
- #ifdef HAVE_MMX
- switch(c->dstFormat)
- {
- //Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(
- case IMGFMT_BGR32:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB(%%eax, %5)
- WRITEBGR32(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR24:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB(%%eax, %5)
- WRITEBGR24(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR15:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB(%%eax, %5)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g5Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR15(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR16:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB(%%eax, %5)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g6Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR16(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_YUY2:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2PACKED(%%eax, %5)
- WRITEYUY2(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- default: break;
- }
- #endif //HAVE_MMX
- YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C)
- }
- /**
- * YV12 to RGB without scaling or interpolating
- */
- static inline void RENAME(yuv2packed1)(SwsContext *c, uint16_t *buf0, uint16_t *uvbuf0, uint16_t *uvbuf1,
- uint8_t *dest, int dstW, int uvalpha, int dstFormat, int flags, int y)
- {
- const int yalpha1=0;
- int i;
-
- uint16_t *buf1= buf0; //FIXME needed for the rgb1/bgr1
- const int yalpha= 4096; //FIXME ...
- if(flags&SWS_FULL_CHR_H_INT)
- {
- RENAME(yuv2packed2)(c, buf0, buf0, uvbuf0, uvbuf1, dest, dstW, 0, uvalpha, y);
- return;
- }
- #ifdef HAVE_MMX
- if( uvalpha < 2048 ) // note this is not correct (shifts chrominance by 0.5 pixels) but its a bit faster
- {
- switch(dstFormat)
- {
- case IMGFMT_BGR32:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1(%%eax, %5)
- WRITEBGR32(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR24:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1(%%eax, %5)
- WRITEBGR24(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR15:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1(%%eax, %5)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g5Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR15(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR16:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1(%%eax, %5)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g6Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR16(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_YUY2:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2PACKED1(%%eax, %5)
- WRITEYUY2(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- }
- }
- else
- {
- switch(dstFormat)
- {
- case IMGFMT_BGR32:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1b(%%eax, %5)
- WRITEBGR32(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR24:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1b(%%eax, %5)
- WRITEBGR24(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR15:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1b(%%eax, %5)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g5Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR15(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_BGR16:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2RGB1b(%%eax, %5)
- /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
- #ifdef DITHER1XBPP
- "paddusb "MANGLE(b5Dither)", %%mm2nt"
- "paddusb "MANGLE(g6Dither)", %%mm4nt"
- "paddusb "MANGLE(r5Dither)", %%mm5nt"
- #endif
- WRITEBGR16(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- case IMGFMT_YUY2:
- asm volatile(
- "movl %%esp, "ESP_OFFSET"(%5) nt"
- "movl %4, %%esp nt"
- YSCALEYUV2PACKED1b(%%eax, %5)
- WRITEYUY2(%%esp, 8280(%5), %%eax)
- "movl "ESP_OFFSET"(%5), %%esp nt"
- :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest),
- "r" (&c->redDither)
- : "%eax"
- );
- return;
- }
- }
- #endif
- if( uvalpha < 2048 )
- {
- YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C)
- }else{
- YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C)
- }
- }
- //FIXME yuy2* can read upto 7 samples to much
- static inline void RENAME(yuy2ToY)(uint8_t *dst, uint8_t *src, int width)
- {
- #ifdef HAVE_MMX
- asm volatile(
- "movq "MANGLE(bm01010101)", %%mm2nt"
- "movl %0, %%eax nt"
- "1: nt"
- "movq (%1, %%eax,2), %%mm0 nt"
- "movq 8(%1, %%eax,2), %%mm1 nt"
- "pand %%mm2, %%mm0 nt"
- "pand %%mm2, %%mm1 nt"
- "packuswb %%mm1, %%mm0 nt"
- "movq %%mm0, (%2, %%eax) nt"
- "addl $8, %%eax nt"
- " js 1b nt"
- : : "g" (-width), "r" (src+width*2), "r" (dst+width)
- : "%eax"
- );
- #else
- int i;
- for(i=0; i<width; i++)
- dst[i]= src[2*i];
- #endif
- }
- static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- #if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
- asm volatile(
- "movq "MANGLE(bm01010101)", %%mm4nt"
- "movl %0, %%eax nt"
- "1: nt"
- "movq (%1, %%eax,4), %%mm0 nt"
- "movq 8(%1, %%eax,4), %%mm1 nt"
- "movq (%2, %%eax,4), %%mm2 nt"
- "movq 8(%2, %%eax,4), %%mm3 nt"
- PAVGB(%%mm2, %%mm0)
- PAVGB(%%mm3, %%mm1)
- "psrlw $8, %%mm0 nt"
- "psrlw $8, %%mm1 nt"
- "packuswb %%mm1, %%mm0 nt"
- "movq %%mm0, %%mm1 nt"
- "psrlw $8, %%mm0 nt"
- "pand %%mm4, %%mm1 nt"
- "packuswb %%mm0, %%mm0 nt"
- "packuswb %%mm1, %%mm1 nt"
- "movd %%mm0, (%4, %%eax) nt"
- "movd %%mm1, (%3, %%eax) nt"
- "addl $4, %%eax nt"
- " js 1b nt"
- : : "g" (-width), "r" (src1+width*4), "r" (src2+width*4), "r" (dstU+width), "r" (dstV+width)
- : "%eax"
- );
- #else
- int i;
- for(i=0; i<width; i++)
- {
- dstU[i]= (src1[4*i + 1] + src2[4*i + 1])>>1;
- dstV[i]= (src1[4*i + 3] + src2[4*i + 3])>>1;
- }
- #endif
- }
- //this is allmost identical to the previous, end exists only cuz yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses
- static inline void RENAME(uyvyToY)(uint8_t *dst, uint8_t *src, int width)
- {
- #ifdef HAVE_MMX
- asm volatile(
- "movl %0, %%eax nt"
- "1: nt"
- "movq (%1, %%eax,2), %%mm0 nt"
- "movq 8(%1, %%eax,2), %%mm1 nt"
- "psrlw $8, %%mm0 nt"
- "psrlw $8, %%mm1 nt"
- "packuswb %%mm1, %%mm0 nt"
- "movq %%mm0, (%2, %%eax) nt"
- "addl $8, %%eax nt"
- " js 1b nt"
- : : "g" (-width), "r" (src+width*2), "r" (dst+width)
- : "%eax"
- );
- #else
- int i;
- for(i=0; i<width; i++)
- dst[i]= src[2*i+1];
- #endif
- }
- static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- #if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
- asm volatile(
- "movq "MANGLE(bm01010101)", %%mm4nt"
- "movl %0, %%eax nt"
- "1: nt"
- "movq (%1, %%eax,4), %%mm0 nt"
- "movq 8(%1, %%eax,4), %%mm1 nt"
- "movq (%2, %%eax,4), %%mm2 nt"
- "movq 8(%2, %%eax,4), %%mm3 nt"
- PAVGB(%%mm2, %%mm0)
- PAVGB(%%mm3, %%mm1)
- "pand %%mm4, %%mm0 nt"
- "pand %%mm4, %%mm1 nt"
- "packuswb %%mm1, %%mm0 nt"
- "movq %%mm0, %%mm1 nt"
- "psrlw $8, %%mm0 nt"
- "pand %%mm4, %%mm1 nt"
- "packuswb %%mm0, %%mm0 nt"
- "packuswb %%mm1, %%mm1 nt"
- "movd %%mm0, (%4, %%eax) nt"
- "movd %%mm1, (%3, %%eax) nt"
- "addl $4, %%eax nt"
- " js 1b nt"
- : : "g" (-width), "r" (src1+width*4), "r" (src2+width*4), "r" (dstU+width), "r" (dstV+width)
- : "%eax"
- );
- #else
- int i;
- for(i=0; i<width; i++)
- {
- dstU[i]= (src1[4*i + 0] + src2[4*i + 0])>>1;
- dstV[i]= (src1[4*i + 2] + src2[4*i + 2])>>1;
- }
- #endif
- }
- static inline void RENAME(bgr32ToY)(uint8_t *dst, uint8_t *src, int width)
- {
- #ifdef HAVE_MMXFIXME
- #else
- int i;
- for(i=0; i<width; i++)
- {
- int b= ((uint32_t*)src)[i]&0xFF;
- int g= (((uint32_t*)src)[i]>>8)&0xFF;
- int r= (((uint32_t*)src)[i]>>16)&0xFF;
- dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)) )>>RGB2YUV_SHIFT);
- }
- #endif
- }
- static inline void RENAME(bgr32ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- #ifdef HAVE_MMXFIXME
- #else
- int i;
- for(i=0; i<width; i++)
- {
- const int a= ((uint32_t*)src1)[2*i+0];
- const int e= ((uint32_t*)src1)[2*i+1];
- const int c= ((uint32_t*)src2)[2*i+0];
- const int d= ((uint32_t*)src2)[2*i+1];
- const int l= (a&0xFF00FF) + (e&0xFF00FF) + (c&0xFF00FF) + (d&0xFF00FF);
- const int h= (a&0x00FF00) + (e&0x00FF00) + (c&0x00FF00) + (d&0x00FF00);
- const int b= l&0x3FF;
- const int g= h>>8;
- const int r= l>>16;
- dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
- dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
- }
- #endif
- }
- static inline void RENAME(bgr24ToY)(uint8_t *dst, uint8_t *src, int width)
- {
- #ifdef HAVE_MMX
- asm volatile(
- "movl %2, %%eax nt"
- "movq "MANGLE(bgr2YCoeff)", %%mm6 nt"
- "movq "MANGLE(w1111)", %%mm5 nt"
- "pxor %%mm7, %%mm7 nt"
- "leal (%%eax, %%eax, 2), %%ebx nt"
- ".balign 16 nt"
- "1: nt"
- PREFETCH" 64(%0, %%ebx) nt"
- "movd (%0, %%ebx), %%mm0 nt"
- "movd 3(%0, %%ebx), %%mm1 nt"
- "punpcklbw %%mm7, %%mm0 nt"
- "punpcklbw %%mm7, %%mm1 nt"
- "movd 6(%0, %%ebx), %%mm2 nt"
- "movd 9(%0, %%ebx), %%mm3 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "pmaddwd %%mm6, %%mm0 nt"
- "pmaddwd %%mm6, %%mm1 nt"
- "pmaddwd %%mm6, %%mm2 nt"
- "pmaddwd %%mm6, %%mm3 nt"
- #ifndef FAST_BGR2YV12
- "psrad $8, %%mm0 nt"
- "psrad $8, %%mm1 nt"
- "psrad $8, %%mm2 nt"
- "psrad $8, %%mm3 nt"
- #endif
- "packssdw %%mm1, %%mm0 nt"
- "packssdw %%mm3, %%mm2 nt"
- "pmaddwd %%mm5, %%mm0 nt"
- "pmaddwd %%mm5, %%mm2 nt"
- "packssdw %%mm2, %%mm0 nt"
- "psraw $7, %%mm0 nt"
- "movd 12(%0, %%ebx), %%mm4 nt"
- "movd 15(%0, %%ebx), %%mm1 nt"
- "punpcklbw %%mm7, %%mm4 nt"
- "punpcklbw %%mm7, %%mm1 nt"
- "movd 18(%0, %%ebx), %%mm2 nt"
- "movd 21(%0, %%ebx), %%mm3 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "pmaddwd %%mm6, %%mm4 nt"
- "pmaddwd %%mm6, %%mm1 nt"
- "pmaddwd %%mm6, %%mm2 nt"
- "pmaddwd %%mm6, %%mm3 nt"
- #ifndef FAST_BGR2YV12
- "psrad $8, %%mm4 nt"
- "psrad $8, %%mm1 nt"
- "psrad $8, %%mm2 nt"
- "psrad $8, %%mm3 nt"
- #endif
- "packssdw %%mm1, %%mm4 nt"
- "packssdw %%mm3, %%mm2 nt"
- "pmaddwd %%mm5, %%mm4 nt"
- "pmaddwd %%mm5, %%mm2 nt"
- "addl $24, %%ebx nt"
- "packssdw %%mm2, %%mm4 nt"
- "psraw $7, %%mm4 nt"
- "packuswb %%mm4, %%mm0 nt"
- "paddusb "MANGLE(bgr2YOffset)", %%mm0 nt"
- "movq %%mm0, (%1, %%eax) nt"
- "addl $8, %%eax nt"
- " js 1b nt"
- : : "r" (src+width*3), "r" (dst+width), "g" (-width)
- : "%eax", "%ebx"
- );
- #else
- int i;
- for(i=0; i<width; i++)
- {
- int b= src[i*3+0];
- int g= src[i*3+1];
- int r= src[i*3+2];
- dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)) )>>RGB2YUV_SHIFT);
- }
- #endif
- }
- static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- #ifdef HAVE_MMX
- asm volatile(
- "movl %4, %%eax nt"
- "movq "MANGLE(w1111)", %%mm5 nt"
- "movq "MANGLE(bgr2UCoeff)", %%mm6 nt"
- "pxor %%mm7, %%mm7 nt"
- "leal (%%eax, %%eax, 2), %%ebx nt"
- "addl %%ebx, %%ebx nt"
- ".balign 16 nt"
- "1: nt"
- PREFETCH" 64(%0, %%ebx) nt"
- PREFETCH" 64(%1, %%ebx) nt"
- #if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
- "movq (%0, %%ebx), %%mm0 nt"
- "movq (%1, %%ebx), %%mm1 nt"
- "movq 6(%0, %%ebx), %%mm2 nt"
- "movq 6(%1, %%ebx), %%mm3 nt"
- PAVGB(%%mm1, %%mm0)
- PAVGB(%%mm3, %%mm2)
- "movq %%mm0, %%mm1 nt"
- "movq %%mm2, %%mm3 nt"
- "psrlq $24, %%mm0 nt"
- "psrlq $24, %%mm2 nt"
- PAVGB(%%mm1, %%mm0)
- PAVGB(%%mm3, %%mm2)
- "punpcklbw %%mm7, %%mm0 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- #else
- "movd (%0, %%ebx), %%mm0 nt"
- "movd (%1, %%ebx), %%mm1 nt"
- "movd 3(%0, %%ebx), %%mm2 nt"
- "movd 3(%1, %%ebx), %%mm3 nt"
- "punpcklbw %%mm7, %%mm0 nt"
- "punpcklbw %%mm7, %%mm1 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "paddw %%mm1, %%mm0 nt"
- "paddw %%mm3, %%mm2 nt"
- "paddw %%mm2, %%mm0 nt"
- "movd 6(%0, %%ebx), %%mm4 nt"
- "movd 6(%1, %%ebx), %%mm1 nt"
- "movd 9(%0, %%ebx), %%mm2 nt"
- "movd 9(%1, %%ebx), %%mm3 nt"
- "punpcklbw %%mm7, %%mm4 nt"
- "punpcklbw %%mm7, %%mm1 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "paddw %%mm1, %%mm4 nt"
- "paddw %%mm3, %%mm2 nt"
- "paddw %%mm4, %%mm2 nt"
- "psrlw $2, %%mm0 nt"
- "psrlw $2, %%mm2 nt"
- #endif
- "movq "MANGLE(bgr2VCoeff)", %%mm1 nt"
- "movq "MANGLE(bgr2VCoeff)", %%mm3 nt"
-
- "pmaddwd %%mm0, %%mm1 nt"
- "pmaddwd %%mm2, %%mm3 nt"
- "pmaddwd %%mm6, %%mm0 nt"
- "pmaddwd %%mm6, %%mm2 nt"
- #ifndef FAST_BGR2YV12
- "psrad $8, %%mm0 nt"
- "psrad $8, %%mm1 nt"
- "psrad $8, %%mm2 nt"
- "psrad $8, %%mm3 nt"
- #endif
- "packssdw %%mm2, %%mm0 nt"
- "packssdw %%mm3, %%mm1 nt"
- "pmaddwd %%mm5, %%mm0 nt"
- "pmaddwd %%mm5, %%mm1 nt"
- "packssdw %%mm1, %%mm0 nt" // V1 V0 U1 U0
- "psraw $7, %%mm0 nt"
- #if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
- "movq 12(%0, %%ebx), %%mm4 nt"
- "movq 12(%1, %%ebx), %%mm1 nt"
- "movq 18(%0, %%ebx), %%mm2 nt"
- "movq 18(%1, %%ebx), %%mm3 nt"
- PAVGB(%%mm1, %%mm4)
- PAVGB(%%mm3, %%mm2)
- "movq %%mm4, %%mm1 nt"
- "movq %%mm2, %%mm3 nt"
- "psrlq $24, %%mm4 nt"
- "psrlq $24, %%mm2 nt"
- PAVGB(%%mm1, %%mm4)
- PAVGB(%%mm3, %%mm2)
- "punpcklbw %%mm7, %%mm4 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- #else
- "movd 12(%0, %%ebx), %%mm4 nt"
- "movd 12(%1, %%ebx), %%mm1 nt"
- "movd 15(%0, %%ebx), %%mm2 nt"
- "movd 15(%1, %%ebx), %%mm3 nt"
- "punpcklbw %%mm7, %%mm4 nt"
- "punpcklbw %%mm7, %%mm1 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "paddw %%mm1, %%mm4 nt"
- "paddw %%mm3, %%mm2 nt"
- "paddw %%mm2, %%mm4 nt"
- "movd 18(%0, %%ebx), %%mm5 nt"
- "movd 18(%1, %%ebx), %%mm1 nt"
- "movd 21(%0, %%ebx), %%mm2 nt"
- "movd 21(%1, %%ebx), %%mm3 nt"
- "punpcklbw %%mm7, %%mm5 nt"
- "punpcklbw %%mm7, %%mm1 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "punpcklbw %%mm7, %%mm3 nt"
- "paddw %%mm1, %%mm5 nt"
- "paddw %%mm3, %%mm2 nt"
- "paddw %%mm5, %%mm2 nt"
- "movq "MANGLE(w1111)", %%mm5 nt"
- "psrlw $2, %%mm4 nt"
- "psrlw $2, %%mm2 nt"
- #endif
- "movq "MANGLE(bgr2VCoeff)", %%mm1 nt"
- "movq "MANGLE(bgr2VCoeff)", %%mm3 nt"
-
- "pmaddwd %%mm4, %%mm1 nt"
- "pmaddwd %%mm2, %%mm3 nt"
- "pmaddwd %%mm6, %%mm4 nt"
- "pmaddwd %%mm6, %%mm2 nt"
- #ifndef FAST_BGR2YV12
- "psrad $8, %%mm4 nt"
- "psrad $8, %%mm1 nt"
- "psrad $8, %%mm2 nt"
- "psrad $8, %%mm3 nt"
- #endif
- "packssdw %%mm2, %%mm4 nt"
- "packssdw %%mm3, %%mm1 nt"
- "pmaddwd %%mm5, %%mm4 nt"
- "pmaddwd %%mm5, %%mm1 nt"
- "addl $24, %%ebx nt"
- "packssdw %%mm1, %%mm4 nt" // V3 V2 U3 U2
- "psraw $7, %%mm4 nt"
-
- "movq %%mm0, %%mm1 nt"
- "punpckldq %%mm4, %%mm0 nt"
- "punpckhdq %%mm4, %%mm1 nt"
- "packsswb %%mm1, %%mm0 nt"
- "paddb "MANGLE(bgr2UVOffset)", %%mm0 nt"
- "movd %%mm0, (%2, %%eax) nt"
- "punpckhdq %%mm0, %%mm0 nt"
- "movd %%mm0, (%3, %%eax) nt"
- "addl $4, %%eax nt"
- " js 1b nt"
- : : "r" (src1+width*6), "r" (src2+width*6), "r" (dstU+width), "r" (dstV+width), "g" (-width)
- : "%eax", "%ebx"
- );
- #else
- int i;
- for(i=0; i<width; i++)
- {
- int b= src1[6*i + 0] + src1[6*i + 3] + src2[6*i + 0] + src2[6*i + 3];
- int g= src1[6*i + 1] + src1[6*i + 4] + src2[6*i + 1] + src2[6*i + 4];
- int r= src1[6*i + 2] + src1[6*i + 5] + src2[6*i + 2] + src2[6*i + 5];
- dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
- dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
- }
- #endif
- }
- static inline void RENAME(bgr16ToY)(uint8_t *dst, uint8_t *src, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- int d= ((uint16_t*)src)[i];
- int b= d&0x1F;
- int g= (d>>5)&0x3F;
- int r= (d>>11)&0x1F;
- dst[i]= ((2*RY*r + GY*g + 2*BY*b)>>(RGB2YUV_SHIFT-2)) + 16;
- }
- }
- static inline void RENAME(bgr16ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- int d0= ((uint32_t*)src1)[i];
- int d1= ((uint32_t*)src2)[i];
-
- int dl= (d0&0x07E0F81F) + (d1&0x07E0F81F);
- int dh= ((d0>>5)&0x07C0F83F) + ((d1>>5)&0x07C0F83F);
- int dh2= (dh>>11) + (dh<<21);
- int d= dh2 + dl;
- int b= d&0x7F;
- int r= (d>>11)&0x7F;
- int g= d>>21;
- dstU[i]= ((2*RU*r + GU*g + 2*BU*b)>>(RGB2YUV_SHIFT+2-2)) + 128;
- dstV[i]= ((2*RV*r + GV*g + 2*BV*b)>>(RGB2YUV_SHIFT+2-2)) + 128;
- }
- }
- static inline void RENAME(bgr15ToY)(uint8_t *dst, uint8_t *src, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- int d= ((uint16_t*)src)[i];
- int b= d&0x1F;
- int g= (d>>5)&0x1F;
- int r= (d>>10)&0x1F;
- dst[i]= ((RY*r + GY*g + BY*b)>>(RGB2YUV_SHIFT-3)) + 16;
- }
- }
- static inline void RENAME(bgr15ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- int d0= ((uint32_t*)src1)[i];
- int d1= ((uint32_t*)src2)[i];
-
- int dl= (d0&0x03E07C1F) + (d1&0x03E07C1F);
- int dh= ((d0>>5)&0x03E0F81F) + ((d1>>5)&0x03E0F81F);
- int dh2= (dh>>11) + (dh<<21);
- int d= dh2 + dl;
- int b= d&0x7F;
- int r= (d>>10)&0x7F;
- int g= d>>21;
- dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2-3)) + 128;
- dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2-3)) + 128;
- }
- }
- static inline void RENAME(rgb32ToY)(uint8_t *dst, uint8_t *src, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- int r= ((uint32_t*)src)[i]&0xFF;
- int g= (((uint32_t*)src)[i]>>8)&0xFF;
- int b= (((uint32_t*)src)[i]>>16)&0xFF;
- dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)) )>>RGB2YUV_SHIFT);
- }
- }
- static inline void RENAME(rgb32ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- const int a= ((uint32_t*)src1)[2*i+0];
- const int e= ((uint32_t*)src1)[2*i+1];
- const int c= ((uint32_t*)src2)[2*i+0];
- const int d= ((uint32_t*)src2)[2*i+1];
- const int l= (a&0xFF00FF) + (e&0xFF00FF) + (c&0xFF00FF) + (d&0xFF00FF);
- const int h= (a&0x00FF00) + (e&0x00FF00) + (c&0x00FF00) + (d&0x00FF00);
- const int r= l&0x3FF;
- const int g= h>>8;
- const int b= l>>16;
- dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
- dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
- }
- }
- static inline void RENAME(rgb24ToY)(uint8_t *dst, uint8_t *src, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- int r= src[i*3+0];
- int g= src[i*3+1];
- int b= src[i*3+2];
- dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)) )>>RGB2YUV_SHIFT);
- }
- }
- static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
- {
- int i;
- for(i=0; i<width; i++)
- {
- int r= src1[6*i + 0] + src1[6*i + 3] + src2[6*i + 0] + src2[6*i + 3];
- int g= src1[6*i + 1] + src1[6*i + 4] + src2[6*i + 1] + src2[6*i + 4];
- int b= src1[6*i + 2] + src1[6*i + 5] + src2[6*i + 2] + src2[6*i + 5];
- dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
- dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
- }
- }
- // Bilinear / Bicubic scaling
- static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW, int xInc,
- int16_t *filter, int16_t *filterPos, int filterSize)
- {
- #ifdef HAVE_MMX
- assert(filterSize % 4 == 0 && filterSize>0);
- if(filterSize==4) // allways true for upscaling, sometimes for down too
- {
- int counter= -2*dstW;
- filter-= counter*2;
- filterPos-= counter/2;
- dst-= counter/2;
- asm volatile(
- "pxor %%mm7, %%mm7 nt"
- "movq "MANGLE(w02)", %%mm6 nt"
- "pushl %%ebp nt" // we use 7 regs here ...
- "movl %%eax, %%ebp nt"
- ".balign 16 nt"
- "1: nt"
- "movzwl (%2, %%ebp), %%eax nt"
- "movzwl 2(%2, %%ebp), %%ebx nt"
- "movq (%1, %%ebp, 4), %%mm1 nt"
- "movq 8(%1, %%ebp, 4), %%mm3 nt"
- "movd (%3, %%eax), %%mm0 nt"
- "movd (%3, %%ebx), %%mm2 nt"
- "punpcklbw %%mm7, %%mm0 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "pmaddwd %%mm1, %%mm0 nt"
- "pmaddwd %%mm2, %%mm3 nt"
- "psrad $8, %%mm0 nt"
- "psrad $8, %%mm3 nt"
- "packssdw %%mm3, %%mm0 nt"
- "pmaddwd %%mm6, %%mm0 nt"
- "packssdw %%mm0, %%mm0 nt"
- "movd %%mm0, (%4, %%ebp) nt"
- "addl $4, %%ebp nt"
- " jnc 1b nt"
- "popl %%ebp nt"
- : "+a" (counter)
- : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
- : "%ebx"
- );
- }
- else if(filterSize==8)
- {
- int counter= -2*dstW;
- filter-= counter*4;
- filterPos-= counter/2;
- dst-= counter/2;
- asm volatile(
- "pxor %%mm7, %%mm7 nt"
- "movq "MANGLE(w02)", %%mm6 nt"
- "pushl %%ebp nt" // we use 7 regs here ...
- "movl %%eax, %%ebp nt"
- ".balign 16 nt"
- "1: nt"
- "movzwl (%2, %%ebp), %%eax nt"
- "movzwl 2(%2, %%ebp), %%ebx nt"
- "movq (%1, %%ebp, 8), %%mm1 nt"
- "movq 16(%1, %%ebp, 8), %%mm3 nt"
- "movd (%3, %%eax), %%mm0 nt"
- "movd (%3, %%ebx), %%mm2 nt"
- "punpcklbw %%mm7, %%mm0 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "pmaddwd %%mm1, %%mm0 nt"
- "pmaddwd %%mm2, %%mm3 nt"
- "movq 8(%1, %%ebp, 8), %%mm1 nt"
- "movq 24(%1, %%ebp, 8), %%mm5 nt"
- "movd 4(%3, %%eax), %%mm4 nt"
- "movd 4(%3, %%ebx), %%mm2 nt"
- "punpcklbw %%mm7, %%mm4 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "pmaddwd %%mm1, %%mm4 nt"
- "pmaddwd %%mm2, %%mm5 nt"
- "paddd %%mm4, %%mm0 nt"
- "paddd %%mm5, %%mm3 nt"
-
- "psrad $8, %%mm0 nt"
- "psrad $8, %%mm3 nt"
- "packssdw %%mm3, %%mm0 nt"
- "pmaddwd %%mm6, %%mm0 nt"
- "packssdw %%mm0, %%mm0 nt"
- "movd %%mm0, (%4, %%ebp) nt"
- "addl $4, %%ebp nt"
- " jnc 1b nt"
- "popl %%ebp nt"
- : "+a" (counter)
- : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
- : "%ebx"
- );
- }
- else
- {
- int counter= -2*dstW;
- // filter-= counter*filterSize/2;
- filterPos-= counter/2;
- dst-= counter/2;
- asm volatile(
- "pxor %%mm7, %%mm7 nt"
- "movq "MANGLE(w02)", %%mm6 nt"
- ".balign 16 nt"
- "1: nt"
- "movl %2, %%ecx nt"
- "movzwl (%%ecx, %0), %%eax nt"
- "movzwl 2(%%ecx, %0), %%ebx nt"
- "movl %5, %%ecx nt"
- "pxor %%mm4, %%mm4 nt"
- "pxor %%mm5, %%mm5 nt"
- "2: nt"
- "movq (%1), %%mm1 nt"
- "movq (%1, %6), %%mm3 nt"
- "movd (%%ecx, %%eax), %%mm0 nt"
- "movd (%%ecx, %%ebx), %%mm2 nt"
- "punpcklbw %%mm7, %%mm0 nt"
- "punpcklbw %%mm7, %%mm2 nt"
- "pmaddwd %%mm1, %%mm0 nt"
- "pmaddwd %%mm2, %%mm3 nt"
- "paddd %%mm3, %%mm5 nt"
- "paddd %%mm0, %%mm4 nt"
- "addl $8, %1 nt"
- "addl $4, %%ecx nt"
- "cmpl %4, %%ecx nt"
- " jb 2b nt"
- "addl %6, %1 nt"
- "psrad $8, %%mm4 nt"
- "psrad $8, %%mm5 nt"
- "packssdw %%mm5, %%mm4 nt"
- "pmaddwd %%mm6, %%mm4 nt"
- "packssdw %%mm4, %%mm4 nt"
- "movl %3, %%eax nt"
- "movd %%mm4, (%%eax, %0) nt"
- "addl $4, %0 nt"
- " jnc 1b nt"
- : "+r" (counter), "+r" (filter)
- : "m" (filterPos), "m" (dst), "m"(src+filterSize),
- "m" (src), "r" (filterSize*2)
- : "%ebx", "%eax", "%ecx"
- );
- }
- #else
- #ifdef HAVE_ALTIVEC
- hScale_altivec_real(dst, dstW, src, srcW, xInc, filter, filterPos, filterSize);
- #else
- int i;
- for(i=0; i<dstW; i++)
- {
- int j;
- int srcPos= filterPos[i];
- int val=0;
- // printf("filterPos: %dn", filterPos[i]);
- for(j=0; j<filterSize; j++)
- {
- // printf("filter: %d, src: %dn", filter[i], src[srcPos + j]);
- val += ((int)src[srcPos + j])*filter[filterSize*i + j];
- }
- // filter += hFilterSize;
- dst[i] = MIN(MAX(0, val>>7), (1<<15)-1); // the cubic equation does overflow ...
- // dst[i] = val>>7;
- }
- #endif
- #endif
- }
- // *** horizontal scale Y line to temp buffer
- static inline void RENAME(hyscale)(uint16_t *dst, int dstWidth, uint8_t *src, int srcW, int xInc,
- int flags, int canMMX2BeUsed, int16_t *hLumFilter,
- int16_t *hLumFilterPos, int hLumFilterSize, void *funnyYCode,
- int srcFormat, uint8_t *formatConvBuffer, int16_t *mmx2Filter,
- int32_t *mmx2FilterPos)
- {
- if(srcFormat==IMGFMT_YUY2)
- {
- RENAME(yuy2ToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- else if(srcFormat==IMGFMT_UYVY)
- {
- RENAME(uyvyToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- else if(srcFormat==IMGFMT_BGR32)
- {
- RENAME(bgr32ToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- else if(srcFormat==IMGFMT_BGR24)
- {
- RENAME(bgr24ToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- else if(srcFormat==IMGFMT_BGR16)
- {
- RENAME(bgr16ToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- else if(srcFormat==IMGFMT_BGR15)
- {
- RENAME(bgr15ToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- else if(srcFormat==IMGFMT_RGB32)
- {
- RENAME(rgb32ToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- else if(srcFormat==IMGFMT_RGB24)
- {
- RENAME(rgb24ToY)(formatConvBuffer, src, srcW);
- src= formatConvBuffer;
- }
- #ifdef HAVE_MMX
- // use the new MMX scaler if the mmx2 can't be used (its faster than the x86asm one)
- if(!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
- #else
- if(!(flags&SWS_FAST_BILINEAR))
- #endif
- {
- RENAME(hScale)(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);
- }
- else // Fast Bilinear upscale / crap downscale
- {
- #ifdef ARCH_X86
- #ifdef HAVE_MMX2
- int i;
- if(canMMX2BeUsed)
- {
- asm volatile(
- "pxor %%mm7, %%mm7 nt"
- "movl %0, %%ecx nt"
- "movl %1, %%edi nt"
- "movl %2, %%edx nt"
- "movl %3, %%ebx nt"
- "xorl %%eax, %%eax nt" // i
- PREFETCH" (%%ecx) nt"
- PREFETCH" 32(%%ecx) nt"
- PREFETCH" 64(%%ecx) nt"
- #define FUNNY_Y_CODE
- "movl (%%ebx), %%esi nt"
- "call *%4 nt"
- "addl (%%ebx, %%eax), %%ecx nt"
- "addl %%eax, %%edi nt"
- "xorl %%eax, %%eax nt"
- FUNNY_Y_CODE
- FUNNY_Y_CODE
- FUNNY_Y_CODE
- FUNNY_Y_CODE
- FUNNY_Y_CODE
- FUNNY_Y_CODE
- FUNNY_Y_CODE
- FUNNY_Y_CODE
- :: "m" (src), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
- "m" (funnyYCode)
- : "%eax", "%ebx", "%ecx", "%edx", "%esi", "%edi"
- );
- for(i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
- }
- else
- {
- #endif
- //NO MMX just normal asm ...
- asm volatile(
- "xorl %%eax, %%eax nt" // i
- "xorl %%ebx, %%ebx nt" // xx
- "xorl %%ecx, %%ecx nt" // 2*xalpha
- ".balign 16 nt"
- "1: nt"
- "movzbl (%0, %%ebx), %%edi nt" //src[xx]
- "movzbl 1(%0, %%ebx), %%esi nt" //src[xx+1]
- "subl %%edi, %%esi nt" //src[xx+1] - src[xx]
- "imull %%ecx, %%esi nt" //(src[xx+1] - src[xx])*2*xalpha
- "shll $16, %%edi nt"
- "addl %%edi, %%esi nt" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
- "movl %1, %%edi nt"
- "shrl $9, %%esi nt"
- "movw %%si, (%%edi, %%eax, 2) nt"
- "addw %4, %%cx nt" //2*xalpha += xInc&0xFF
- "adcl %3, %%ebx nt" //xx+= xInc>>8 + carry
- "movzbl (%0, %%ebx), %%edi nt" //src[xx]
- "movzbl 1(%0, %%ebx), %%esi nt" //src[xx+1]
- "subl %%edi, %%esi nt" //src[xx+1] - src[xx]
- "imull %%ecx, %%esi nt" //(src[xx+1] - src[xx])*2*xalpha
- "shll $16, %%edi nt"
- "addl %%edi, %%esi nt" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
- "movl %1, %%edi nt"
- "shrl $9, %%esi nt"
- "movw %%si, 2(%%edi, %%eax, 2) nt"
- "addw %4, %%cx nt" //2*xalpha += xInc&0xFF
- "adcl %3, %%ebx nt" //xx+= xInc>>8 + carry
- "addl $2, %%eax nt"
- "cmpl %2, %%eax nt"
- " jb 1b nt"
- :: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc>>16), "m" (xInc&0xFFFF)
- : "%eax", "%ebx", "%ecx", "%edi", "%esi"
- );
- #ifdef HAVE_MMX2
- } //if MMX2 can't be used
- #endif
- #else
- int i;
- unsigned int xpos=0;
- for(i=0;i<dstWidth;i++)
- {
- register unsigned int xx=xpos>>16;
- register unsigned int xalpha=(xpos&0xFFFF)>>9;
- dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha;
- xpos+=xInc;
- }
- #endif
- }
- }
- inline static void RENAME(hcscale)(uint16_t *dst, int dstWidth, uint8_t *src1, uint8_t *src2,
- int srcW, int xInc, int flags, int canMMX2BeUsed, int16_t *hChrFilter,
- int16_t *hChrFilterPos, int hChrFilterSize, void *funnyUVCode,
- int srcFormat, uint8_t *formatConvBuffer, int16_t *mmx2Filter,
- int32_t *mmx2FilterPos)
- {
- if(srcFormat==IMGFMT_YUY2)
- {
- RENAME(yuy2ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(srcFormat==IMGFMT_UYVY)
- {
- RENAME(uyvyToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(srcFormat==IMGFMT_BGR32)
- {
- RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(srcFormat==IMGFMT_BGR24)
- {
- RENAME(bgr24ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(srcFormat==IMGFMT_BGR16)
- {
- RENAME(bgr16ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(srcFormat==IMGFMT_BGR15)
- {
- RENAME(bgr15ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(srcFormat==IMGFMT_RGB32)
- {
- RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(srcFormat==IMGFMT_RGB24)
- {
- RENAME(rgb24ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW);
- src1= formatConvBuffer;
- src2= formatConvBuffer+2048;
- }
- else if(isGray(srcFormat))
- {
- return;
- }
- #ifdef HAVE_MMX
- // use the new MMX scaler if the mmx2 can't be used (its faster than the x86asm one)
- if(!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
- #else
- if(!(flags&SWS_FAST_BILINEAR))
- #endif
- {
- RENAME(hScale)(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
- RENAME(hScale)(dst+2048, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
- }
- else // Fast Bilinear upscale / crap downscale
- {
- #ifdef ARCH_X86
- #ifdef HAVE_MMX2
- int i;
- if(canMMX2BeUsed)
- {
- asm volatile(
- "pxor %%mm7, %%mm7 nt"
- "movl %0, %%ecx nt"
- "movl %1, %%edi nt"
- "movl %2, %%edx nt"
- "movl %3, %%ebx nt"
- "xorl %%eax, %%eax nt" // i
- PREFETCH" (%%ecx) nt"
- PREFETCH" 32(%%ecx) nt"
- PREFETCH" 64(%%ecx) nt"
- #define FUNNY_UV_CODE
- "movl (%%ebx), %%esi nt"
- "call *%4 nt"
- "addl (%%ebx, %%eax), %%ecx nt"
- "addl %%eax, %%edi nt"
- "xorl %%eax, %%eax nt"
- FUNNY_UV_CODE
- FUNNY_UV_CODE
- FUNNY_UV_CODE
- FUNNY_UV_CODE
- "xorl %%eax, %%eax nt" // i
- "movl %5, %%ecx nt" // src
- "movl %1, %%edi nt" // buf1
- "addl $4096, %%edi nt"
- PREFETCH" (%%ecx) nt"
- PREFETCH" 32(%%ecx) nt"
- PREFETCH" 64(%%ecx) nt"
- FUNNY_UV_CODE
- FUNNY_UV_CODE
- FUNNY_UV_CODE
- FUNNY_UV_CODE
- :: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
- "m" (funnyUVCode), "m" (src2)
- : "%eax", "%ebx", "%ecx", "%edx", "%esi", "%edi"
- );
- for(i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--)
- {
- // printf("%d %d %dn", dstWidth, i, srcW);
- dst[i] = src1[srcW-1]*128;
- dst[i+2048] = src2[srcW-1]*128;
- }
- }
- else
- {
- #endif
- asm volatile(
- "xorl %%eax, %%eax nt" // i
- "xorl %%ebx, %%ebx nt" // xx
- "xorl %%ecx, %%ecx nt" // 2*xalpha
- ".balign 16 nt"
- "1: nt"
- "movl %0, %%esi nt"
- "movzbl (%%esi, %%ebx), %%edi nt" //src[xx]
- "movzbl 1(%%esi, %%ebx), %%esi nt" //src[xx+1]
- "subl %%edi, %%esi nt" //src[xx+1] - src[xx]
- "imull %%ecx, %%esi nt" //(src[xx+1] - src[xx])*2*xalpha
- "shll $16, %%edi nt"
- "addl %%edi, %%esi nt" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
- "movl %1, %%edi nt"
- "shrl $9, %%esi nt"
- "movw %%si, (%%edi, %%eax, 2) nt"
- "movzbl (%5, %%ebx), %%edi nt" //src[xx]
- "movzbl 1(%5, %%ebx), %%esi nt" //src[xx+1]
- "subl %%edi, %%esi nt" //src[xx+1] - src[xx]
- "imull %%ecx, %%esi nt" //(src[xx+1] - src[xx])*2*xalpha
- "shll $16, %%edi nt"
- "addl %%edi, %%esi nt" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
- "movl %1, %%edi nt"
- "shrl $9, %%esi nt"
- "movw %%si, 4096(%%edi, %%eax, 2)nt"
- "addw %4, %%cx nt" //2*xalpha += xInc&0xFF
- "adcl %3, %%ebx nt" //xx+= xInc>>8 + carry
- "addl $1, %%eax nt"
- "cmpl %2, %%eax nt"
- " jb 1b nt"
- :: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc>>16), "m" (xInc&0xFFFF),
- "r" (src2)
- : "%eax", "%ebx", "%ecx", "%edi", "%esi"
- );
- #ifdef HAVE_MMX2
- } //if MMX2 can't be used
- #endif
- #else
- int i;
- unsigned int xpos=0;
- for(i=0;i<dstWidth;i++)
- {
- register unsigned int xx=xpos>>16;
- register unsigned int xalpha=(xpos&0xFFFF)>>9;
- dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);
- dst[i+2048]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
- /* slower
- dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
- dst[i+2048]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
- */
- xpos+=xInc;
- }
- #endif
- }
- }
- static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
- /* load a few things into local vars to make the code more readable? and faster */
- const int srcW= c->srcW;
- const int dstW= c->dstW;
- const int dstH= c->dstH;
- const int chrDstW= c->chrDstW;
- const int chrSrcW= c->chrSrcW;
- const int lumXInc= c->lumXInc;
- const int chrXInc= c->chrXInc;
- const int dstFormat= c->dstFormat;
- const int srcFormat= c->srcFormat;
- const int flags= c->flags;
- const int canMMX2BeUsed= c->canMMX2BeUsed;
- int16_t *vLumFilterPos= c->vLumFilterPos;
- int16_t *vChrFilterPos= c->vChrFilterPos;
- int16_t *hLumFilterPos= c->hLumFilterPos;
- int16_t *hChrFilterPos= c->hChrFilterPos;
- int16_t *vLumFilter= c->vLumFilter;
- int16_t *vChrFilter= c->vChrFilter;
- int16_t *hLumFilter= c->hLumFilter;
- int16_t *hChrFilter= c->hChrFilter;
- int32_t *lumMmxFilter= c->lumMmxFilter;
- int32_t *chrMmxFilter= c->chrMmxFilter;
- const int vLumFilterSize= c->vLumFilterSize;
- const int vChrFilterSize= c->vChrFilterSize;
- const int hLumFilterSize= c->hLumFilterSize;
- const int hChrFilterSize= c->hChrFilterSize;
- int16_t **lumPixBuf= c->lumPixBuf;
- int16_t **chrPixBuf= c->chrPixBuf;
- const int vLumBufSize= c->vLumBufSize;
- const int vChrBufSize= c->vChrBufSize;
- uint8_t *funnyYCode= c->funnyYCode;
- uint8_t *funnyUVCode= c->funnyUVCode;
- uint8_t *formatConvBuffer= c->formatConvBuffer;
- const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;
- const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
- int lastDstY;
- /* vars whch will change and which we need to storw back in the context */
- int dstY= c->dstY;
- int lumBufIndex= c->lumBufIndex;
- int chrBufIndex= c->chrBufIndex;
- int lastInLumBuf= c->lastInLumBuf;
- int lastInChrBuf= c->lastInChrBuf;
-
- if(isPacked(c->srcFormat)){
- src[0]=
- src[1]=
- src[2]= src[0];
- srcStride[0]=
- srcStride[1]=
- srcStride[2]= srcStride[0];
- }
- srcStride[1]<<= c->vChrDrop;
- srcStride[2]<<= c->vChrDrop;
- // printf("swscale %X %X %X -> %X %X %Xn", (int)src[0], (int)src[1], (int)src[2],
- // (int)dst[0], (int)dst[1], (int)dst[2]);
- #if 0 //self test FIXME move to a vfilter or something
- {
- static volatile int i=0;
- i++;
- if(srcFormat==IMGFMT_YV12 && i==1 && srcSliceH>= c->srcH)
- selfTest(src, srcStride, c->srcW, c->srcH);
- i--;
- }
- #endif
- //printf("sws Strides:%d %d %d -> %d %d %dn", srcStride[0],srcStride[1],srcStride[2],
- //dstStride[0],dstStride[1],dstStride[2]);
- if(dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0)
- {
- static int firstTime=1; //FIXME move this into the context perhaps
- if(flags & SWS_PRINT_INFO && firstTime)
- {
- MSG_WARN("SwScaler: Warning: dstStride is not aligned!n"
- "SwScaler: ->cannot do aligned memory acesses anymoren");
- firstTime=0;
- }
- }
- /* Note the user might start scaling the picture in the middle so this will not get executed
- this is not really intended but works currently, so ppl might do it */
- if(srcSliceY ==0){
- lumBufIndex=0;
- chrBufIndex=0;
- dstY=0;
- lastInLumBuf= -1;
- lastInChrBuf= -1;
- }
- lastDstY= dstY;
- for(;dstY < dstH; dstY++){
- unsigned char *dest =dst[0]+dstStride[0]*dstY;
- const int chrDstY= dstY>>c->chrDstVSubSample;
- unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;
- unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;
- const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
- const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
- const int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input
- const int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input
- //printf("dstY:%d dstH:%d firstLumSrcY:%d lastInLumBuf:%d vLumBufSize: %d vChrBufSize: %d slice: %d %d vLumFilterSize: %d firstChrSrcY: %d vChrFilterSize: %d c->chrSrcVSubSample: %dn",
- // dstY, dstH, firstLumSrcY, lastInLumBuf, vLumBufSize, vChrBufSize, srcSliceY, srcSliceH, vLumFilterSize, firstChrSrcY, vChrFilterSize, c->chrSrcVSubSample);
- //handle holes (FAST_BILINEAR & weird filters)
- if(firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;
- if(firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;
- //printf("%d %d %dn", firstChrSrcY, lastInChrBuf, vChrBufSize);
- ASSERT(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1)
- ASSERT(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1)
- // Do we have enough lines in this slice to output the dstY line
- if(lastLumSrcY < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample))
- {
- //Do horizontal scaling
- while(lastInLumBuf < lastLumSrcY)
- {
- uint8_t *s= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
- lumBufIndex++;
- // printf("%d %d %d %dn", lumBufIndex, vLumBufSize, lastInLumBuf, lastLumSrcY);
- ASSERT(lumBufIndex < 2*vLumBufSize)
- ASSERT(lastInLumBuf + 1 - srcSliceY < srcSliceH)
- ASSERT(lastInLumBuf + 1 - srcSliceY >= 0)
- // printf("%d %dn", lumBufIndex, vLumBufSize);
- RENAME(hyscale)(lumPixBuf[ lumBufIndex ], dstW, s, srcW, lumXInc,
- flags, canMMX2BeUsed, hLumFilter, hLumFilterPos, hLumFilterSize,
- funnyYCode, c->srcFormat, formatConvBuffer,
- c->lumMmx2Filter, c->lumMmx2FilterPos);
- lastInLumBuf++;
- }
- while(lastInChrBuf < lastChrSrcY)
- {
- uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
- uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
- chrBufIndex++;
- ASSERT(chrBufIndex < 2*vChrBufSize)
- ASSERT(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH))
- ASSERT(lastInChrBuf + 1 - chrSrcSliceY >= 0)
- //FIXME replace parameters through context struct (some at least)
- if(!(isGray(srcFormat) || isGray(dstFormat)))
- RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
- flags, canMMX2BeUsed, hChrFilter, hChrFilterPos, hChrFilterSize,
- funnyUVCode, c->srcFormat, formatConvBuffer,
- c->chrMmx2Filter, c->chrMmx2FilterPos);
- lastInChrBuf++;
- }
- //wrap buf index around to stay inside the ring buffer
- if(lumBufIndex >= vLumBufSize ) lumBufIndex-= vLumBufSize;
- if(chrBufIndex >= vChrBufSize ) chrBufIndex-= vChrBufSize;
- }
- else // not enough lines left in this slice -> load the rest in the buffer
- {
- /* printf("%d %d Last:%d %d LastInBuf:%d %d Index:%d %d Y:%d FSize: %d %d BSize: %d %dn",
- firstChrSrcY,firstLumSrcY,lastChrSrcY,lastLumSrcY,
- lastInChrBuf,lastInLumBuf,chrBufIndex,lumBufIndex,dstY,vChrFilterSize,vLumFilterSize,
- vChrBufSize, vLumBufSize);*/
- //Do horizontal scaling
- while(lastInLumBuf+1 < srcSliceY + srcSliceH)
- {
- uint8_t *s= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
- lumBufIndex++;
- ASSERT(lumBufIndex < 2*vLumBufSize)
- ASSERT(lastInLumBuf + 1 - srcSliceY < srcSliceH)
- ASSERT(lastInLumBuf + 1 - srcSliceY >= 0)
- RENAME(hyscale)(lumPixBuf[ lumBufIndex ], dstW, s, srcW, lumXInc,
- flags, canMMX2BeUsed, hLumFilter, hLumFilterPos, hLumFilterSize,
- funnyYCode, c->srcFormat, formatConvBuffer,
- c->lumMmx2Filter, c->lumMmx2FilterPos);
- lastInLumBuf++;
- }
- while(lastInChrBuf+1 < (chrSrcSliceY + chrSrcSliceH))
- {
- uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
- uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
- chrBufIndex++;
- ASSERT(chrBufIndex < 2*vChrBufSize)
- ASSERT(lastInChrBuf + 1 - chrSrcSliceY < chrSrcSliceH)
- ASSERT(lastInChrBuf + 1 - chrSrcSliceY >= 0)
- if(!(isGray(srcFormat) || isGray(dstFormat)))
- RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
- flags, canMMX2BeUsed, hChrFilter, hChrFilterPos, hChrFilterSize,
- funnyUVCode, c->srcFormat, formatConvBuffer,
- c->chrMmx2Filter, c->chrMmx2FilterPos);
- lastInChrBuf++;
- }
- //wrap buf index around to stay inside the ring buffer
- if(lumBufIndex >= vLumBufSize ) lumBufIndex-= vLumBufSize;
- if(chrBufIndex >= vChrBufSize ) chrBufIndex-= vChrBufSize;
- break; //we can't output a dstY line so let's try with the next slice
- }
- #ifdef HAVE_MMX
- b5Dither= dither8[dstY&1];
- g6Dither= dither4[dstY&1];
- g5Dither= dither8[dstY&1];
- r5Dither= dither8[(dstY+1)&1];
- #endif
- if(dstY < dstH-2)
- {
- int16_t **lumSrcPtr= lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
- int16_t **chrSrcPtr= chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
- #ifdef HAVE_MMX
- int i;
- for(i=0; i<vLumFilterSize; i++)
- {
- lumMmxFilter[4*i+0]= (int32_t)lumSrcPtr[i];
- lumMmxFilter[4*i+2]=
- lumMmxFilter[4*i+3]=
- ((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;
- }
- for(i=0; i<vChrFilterSize; i++)
- {
- chrMmxFilter[4*i+0]= (int32_t)chrSrcPtr[i];
- chrMmxFilter[4*i+2]=
- chrMmxFilter[4*i+3]=
- ((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001;
- }
- #endif
- if(isPlanarYUV(dstFormat) || isGray(dstFormat)) //YV12 like
- {
- const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
- if((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
- if(vLumFilterSize == 1 && vChrFilterSize == 1) // Unscaled YV12
- {
- int16_t *lumBuf = lumPixBuf[0];
- int16_t *chrBuf= chrPixBuf[0];
- RENAME(yuv2yuv1)(lumBuf, chrBuf, dest, uDest, vDest, dstW, chrDstW);
- }
- else //General YV12
- {
- RENAME(yuv2yuvX)(c,
- vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
- dest, uDest, vDest, dstW, chrDstW);
- }
- }
- else
- {
- ASSERT(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
- ASSERT(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
- if(vLumFilterSize == 1 && vChrFilterSize == 2) //Unscaled RGB
- {
- int chrAlpha= vChrFilter[2*dstY+1];
- RENAME(yuv2packed1)(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),
- dest, dstW, chrAlpha, dstFormat, flags, dstY);
- }
- else if(vLumFilterSize == 2 && vChrFilterSize == 2) //BiLinear Upscale RGB
- {
- int lumAlpha= vLumFilter[2*dstY+1];
- int chrAlpha= vChrFilter[2*dstY+1];
- RENAME(yuv2packed2)(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),
- dest, dstW, lumAlpha, chrAlpha, dstY);
- }
- else //General RGB
- {
- RENAME(yuv2packedX)(c,
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
- dest, dstW, dstY);
- }
- }
- }
- else // hmm looks like we can't use MMX here without overwriting this array's tail
- {
- int16_t **lumSrcPtr= lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
- int16_t **chrSrcPtr= chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
- if(isPlanarYUV(dstFormat) || isGray(dstFormat)) //YV12
- {
- const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
- if((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
- yuv2yuvXinC(
- vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
- vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
- dest, uDest, vDest, dstW, chrDstW);
- }
- else
- {
- ASSERT(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
- ASSERT(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
- yuv2packedXinC(c,
- vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
- vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
- dest, dstW, dstY);
- }
- }
- }
- #ifdef HAVE_MMX
- __asm __volatile(SFENCE:::"memory");
- __asm __volatile(EMMS:::"memory");
- #endif
- /* store changed local vars back in the context */
- c->dstY= dstY;
- c->lumBufIndex= lumBufIndex;
- c->chrBufIndex= chrBufIndex;
- c->lastInLumBuf= lastInLumBuf;
- c->lastInChrBuf= lastInChrBuf;
- return dstY - lastDstY;
- }