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ffmpeg/libswscale/swscale_template.c
Diego Biurrun 819ee683d8 libswscale: Relicense almost all x86 assembler optimizations as LGPL. 
This is of course done with permissions from the authors. The only GPL
component left are MMX optimizations for YUV to RGB conversion.

Originally committed as revision 30965 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
2010-03-27 11:31:02 +00:00

3067 lines
138 KiB
C
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/*
* Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#undef REAL_MOVNTQ
#undef MOVNTQ
#undef PAVGB
#undef PREFETCH
#if COMPILE_TEMPLATE_AMD3DNOW
#define PREFETCH "prefetch"
#elif COMPILE_TEMPLATE_MMX2
#define PREFETCH "prefetchnta"
#else
#define PREFETCH " # nop"
#endif
#if COMPILE_TEMPLATE_MMX2
#define PAVGB(a,b) "pavgb " #a ", " #b " \n\t"
#elif COMPILE_TEMPLATE_AMD3DNOW
#define PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"
#endif
#if COMPILE_TEMPLATE_MMX2
#define REAL_MOVNTQ(a,b) "movntq " #a ", " #b " \n\t"
#else
#define REAL_MOVNTQ(a,b) "movq " #a ", " #b " \n\t"
#endif
#define MOVNTQ(a,b) REAL_MOVNTQ(a,b)
#if COMPILE_TEMPLATE_ALTIVEC
#include "ppc/swscale_altivec_template.c"
#endif
#define YSCALEYUV2YV12X(x, offset, dest, width) \
__asm__ volatile(\
"xor %%"REG_a", %%"REG_a" \n\t"\
"movq "VROUNDER_OFFSET"(%0), %%mm3 \n\t"\
"movq %%mm3, %%mm4 \n\t"\
"lea " offset "(%0), %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
ASMALIGN(4) /* FIXME Unroll? */\
"1: \n\t"\
"movq 8(%%"REG_d"), %%mm0 \n\t" /* filterCoeff */\
"movq " x "(%%"REG_S", %%"REG_a", 2), %%mm2 \n\t" /* srcData */\
"movq 8+" x "(%%"REG_S", %%"REG_a", 2), %%mm5 \n\t" /* srcData */\
"add $16, %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"test %%"REG_S", %%"REG_S" \n\t"\
"pmulhw %%mm0, %%mm2 \n\t"\
"pmulhw %%mm0, %%mm5 \n\t"\
"paddw %%mm2, %%mm3 \n\t"\
"paddw %%mm5, %%mm4 \n\t"\
" jnz 1b \n\t"\
"psraw $3, %%mm3 \n\t"\
"psraw $3, %%mm4 \n\t"\
"packuswb %%mm4, %%mm3 \n\t"\
MOVNTQ(%%mm3, (%1, %%REGa))\
"add $8, %%"REG_a" \n\t"\
"cmp %2, %%"REG_a" \n\t"\
"movq "VROUNDER_OFFSET"(%0), %%mm3 \n\t"\
"movq %%mm3, %%mm4 \n\t"\
"lea " offset "(%0), %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"jb 1b \n\t"\
:: "r" (&c->redDither),\
"r" (dest), "g" (width)\
: "%"REG_a, "%"REG_d, "%"REG_S\
);
#define YSCALEYUV2YV12X_ACCURATE(x, offset, dest, width) \
__asm__ volatile(\
"lea " offset "(%0), %%"REG_d" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
"pxor %%mm4, %%mm4 \n\t"\
"pxor %%mm5, %%mm5 \n\t"\
"pxor %%mm6, %%mm6 \n\t"\
"pxor %%mm7, %%mm7 \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
ASMALIGN(4) \
"1: \n\t"\
"movq " x "(%%"REG_S", %%"REG_a", 2), %%mm0 \n\t" /* srcData */\
"movq 8+" x "(%%"REG_S", %%"REG_a", 2), %%mm2 \n\t" /* srcData */\
"mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S" \n\t"\
"movq " x "(%%"REG_S", %%"REG_a", 2), %%mm1 \n\t" /* srcData */\
"movq %%mm0, %%mm3 \n\t"\
"punpcklwd %%mm1, %%mm0 \n\t"\
"punpckhwd %%mm1, %%mm3 \n\t"\
"movq "STR(APCK_COEF)"(%%"REG_d"), %%mm1 \n\t" /* filterCoeff */\
"pmaddwd %%mm1, %%mm0 \n\t"\
"pmaddwd %%mm1, %%mm3 \n\t"\
"paddd %%mm0, %%mm4 \n\t"\
"paddd %%mm3, %%mm5 \n\t"\
"movq 8+" x "(%%"REG_S", %%"REG_a", 2), %%mm3 \n\t" /* srcData */\
"mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S" \n\t"\
"add $"STR(APCK_SIZE)", %%"REG_d" \n\t"\
"test %%"REG_S", %%"REG_S" \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"punpcklwd %%mm3, %%mm2 \n\t"\
"punpckhwd %%mm3, %%mm0 \n\t"\
"pmaddwd %%mm1, %%mm2 \n\t"\
"pmaddwd %%mm1, %%mm0 \n\t"\
"paddd %%mm2, %%mm6 \n\t"\
"paddd %%mm0, %%mm7 \n\t"\
" jnz 1b \n\t"\
"psrad $16, %%mm4 \n\t"\
"psrad $16, %%mm5 \n\t"\
"psrad $16, %%mm6 \n\t"\
"psrad $16, %%mm7 \n\t"\
"movq "VROUNDER_OFFSET"(%0), %%mm0 \n\t"\
"packssdw %%mm5, %%mm4 \n\t"\
"packssdw %%mm7, %%mm6 \n\t"\
"paddw %%mm0, %%mm4 \n\t"\
"paddw %%mm0, %%mm6 \n\t"\
"psraw $3, %%mm4 \n\t"\
"psraw $3, %%mm6 \n\t"\
"packuswb %%mm6, %%mm4 \n\t"\
MOVNTQ(%%mm4, (%1, %%REGa))\
"add $8, %%"REG_a" \n\t"\
"cmp %2, %%"REG_a" \n\t"\
"lea " offset "(%0), %%"REG_d" \n\t"\
"pxor %%mm4, %%mm4 \n\t"\
"pxor %%mm5, %%mm5 \n\t"\
"pxor %%mm6, %%mm6 \n\t"\
"pxor %%mm7, %%mm7 \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"jb 1b \n\t"\
:: "r" (&c->redDither),\
"r" (dest), "g" (width)\
: "%"REG_a, "%"REG_d, "%"REG_S\
);
#define YSCALEYUV2YV121 \
"mov %2, %%"REG_a" \n\t"\
ASMALIGN(4) /* FIXME Unroll? */\
"1: \n\t"\
"movq (%0, %%"REG_a", 2), %%mm0 \n\t"\
"movq 8(%0, %%"REG_a", 2), %%mm1 \n\t"\
"psraw $7, %%mm0 \n\t"\
"psraw $7, %%mm1 \n\t"\
"packuswb %%mm1, %%mm0 \n\t"\
MOVNTQ(%%mm0, (%1, %%REGa))\
"add $8, %%"REG_a" \n\t"\
"jnc 1b \n\t"
#define YSCALEYUV2YV121_ACCURATE \
"mov %2, %%"REG_a" \n\t"\
"pcmpeqw %%mm7, %%mm7 \n\t"\
"psrlw $15, %%mm7 \n\t"\
"psllw $6, %%mm7 \n\t"\
ASMALIGN(4) /* FIXME Unroll? */\
"1: \n\t"\
"movq (%0, %%"REG_a", 2), %%mm0 \n\t"\
"movq 8(%0, %%"REG_a", 2), %%mm1 \n\t"\
"paddsw %%mm7, %%mm0 \n\t"\
"paddsw %%mm7, %%mm1 \n\t"\
"psraw $7, %%mm0 \n\t"\
"psraw $7, %%mm1 \n\t"\
"packuswb %%mm1, %%mm0 \n\t"\
MOVNTQ(%%mm0, (%1, %%REGa))\
"add $8, %%"REG_a" \n\t"\
"jnc 1b \n\t"
/*
:: "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_UV \
__asm__ volatile(\
"xor %%"REG_a", %%"REG_a" \n\t"\
ASMALIGN(4)\
"nop \n\t"\
"1: \n\t"\
"lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"movq "VROUNDER_OFFSET"(%0), %%mm3 \n\t"\
"movq %%mm3, %%mm4 \n\t"\
ASMALIGN(4)\
"2: \n\t"\
"movq 8(%%"REG_d"), %%mm0 \n\t" /* filterCoeff */\
"movq (%%"REG_S", %%"REG_a"), %%mm2 \n\t" /* UsrcData */\
"movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm5 \n\t" /* VsrcData */\
"add $16, %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"pmulhw %%mm0, %%mm2 \n\t"\
"pmulhw %%mm0, %%mm5 \n\t"\
"paddw %%mm2, %%mm3 \n\t"\
"paddw %%mm5, %%mm4 \n\t"\
"test %%"REG_S", %%"REG_S" \n\t"\
" jnz 2b \n\t"\
#define YSCALEYUV2PACKEDX_YA(offset,coeff,src1,src2,dst1,dst2) \
"lea "offset"(%0), %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"movq "VROUNDER_OFFSET"(%0), "#dst1" \n\t"\
"movq "#dst1", "#dst2" \n\t"\
ASMALIGN(4)\
"2: \n\t"\
"movq 8(%%"REG_d"), "#coeff" \n\t" /* filterCoeff */\
"movq (%%"REG_S", %%"REG_a", 2), "#src1" \n\t" /* Y1srcData */\
"movq 8(%%"REG_S", %%"REG_a", 2), "#src2" \n\t" /* Y2srcData */\
"add $16, %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"pmulhw "#coeff", "#src1" \n\t"\
"pmulhw "#coeff", "#src2" \n\t"\
"paddw "#src1", "#dst1" \n\t"\
"paddw "#src2", "#dst2" \n\t"\
"test %%"REG_S", %%"REG_S" \n\t"\
" jnz 2b \n\t"\
#define YSCALEYUV2PACKEDX \
YSCALEYUV2PACKEDX_UV \
YSCALEYUV2PACKEDX_YA(LUM_MMX_FILTER_OFFSET,%%mm0,%%mm2,%%mm5,%%mm1,%%mm7) \
#define YSCALEYUV2PACKEDX_END \
:: "r" (&c->redDither), \
"m" (dummy), "m" (dummy), "m" (dummy),\
"r" (dest), "m" (dstW) \
: "%"REG_a, "%"REG_d, "%"REG_S \
);
#define YSCALEYUV2PACKEDX_ACCURATE_UV \
__asm__ volatile(\
"xor %%"REG_a", %%"REG_a" \n\t"\
ASMALIGN(4)\
"nop \n\t"\
"1: \n\t"\
"lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"pxor %%mm4, %%mm4 \n\t"\
"pxor %%mm5, %%mm5 \n\t"\
"pxor %%mm6, %%mm6 \n\t"\
"pxor %%mm7, %%mm7 \n\t"\
ASMALIGN(4)\
"2: \n\t"\
"movq (%%"REG_S", %%"REG_a"), %%mm0 \n\t" /* UsrcData */\
"movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm2 \n\t" /* VsrcData */\
"mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S" \n\t"\
"movq (%%"REG_S", %%"REG_a"), %%mm1 \n\t" /* UsrcData */\
"movq %%mm0, %%mm3 \n\t"\
"punpcklwd %%mm1, %%mm0 \n\t"\
"punpckhwd %%mm1, %%mm3 \n\t"\
"movq "STR(APCK_COEF)"(%%"REG_d"),%%mm1 \n\t" /* filterCoeff */\
"pmaddwd %%mm1, %%mm0 \n\t"\
"pmaddwd %%mm1, %%mm3 \n\t"\
"paddd %%mm0, %%mm4 \n\t"\
"paddd %%mm3, %%mm5 \n\t"\
"movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm3 \n\t" /* VsrcData */\
"mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S" \n\t"\
"add $"STR(APCK_SIZE)", %%"REG_d" \n\t"\
"test %%"REG_S", %%"REG_S" \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"punpcklwd %%mm3, %%mm2 \n\t"\
"punpckhwd %%mm3, %%mm0 \n\t"\
"pmaddwd %%mm1, %%mm2 \n\t"\
"pmaddwd %%mm1, %%mm0 \n\t"\
"paddd %%mm2, %%mm6 \n\t"\
"paddd %%mm0, %%mm7 \n\t"\
" jnz 2b \n\t"\
"psrad $16, %%mm4 \n\t"\
"psrad $16, %%mm5 \n\t"\
"psrad $16, %%mm6 \n\t"\
"psrad $16, %%mm7 \n\t"\
"movq "VROUNDER_OFFSET"(%0), %%mm0 \n\t"\
"packssdw %%mm5, %%mm4 \n\t"\
"packssdw %%mm7, %%mm6 \n\t"\
"paddw %%mm0, %%mm4 \n\t"\
"paddw %%mm0, %%mm6 \n\t"\
"movq %%mm4, "U_TEMP"(%0) \n\t"\
"movq %%mm6, "V_TEMP"(%0) \n\t"\
#define YSCALEYUV2PACKEDX_ACCURATE_YA(offset) \
"lea "offset"(%0), %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"pxor %%mm1, %%mm1 \n\t"\
"pxor %%mm5, %%mm5 \n\t"\
"pxor %%mm7, %%mm7 \n\t"\
"pxor %%mm6, %%mm6 \n\t"\
ASMALIGN(4)\
"2: \n\t"\
"movq (%%"REG_S", %%"REG_a", 2), %%mm0 \n\t" /* Y1srcData */\
"movq 8(%%"REG_S", %%"REG_a", 2), %%mm2 \n\t" /* Y2srcData */\
"mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S" \n\t"\
"movq (%%"REG_S", %%"REG_a", 2), %%mm4 \n\t" /* Y1srcData */\
"movq %%mm0, %%mm3 \n\t"\
"punpcklwd %%mm4, %%mm0 \n\t"\
"punpckhwd %%mm4, %%mm3 \n\t"\
"movq "STR(APCK_COEF)"(%%"REG_d"), %%mm4 \n\t" /* filterCoeff */\
"pmaddwd %%mm4, %%mm0 \n\t"\
"pmaddwd %%mm4, %%mm3 \n\t"\
"paddd %%mm0, %%mm1 \n\t"\
"paddd %%mm3, %%mm5 \n\t"\
"movq 8(%%"REG_S", %%"REG_a", 2), %%mm3 \n\t" /* Y2srcData */\
"mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S" \n\t"\
"add $"STR(APCK_SIZE)", %%"REG_d" \n\t"\
"test %%"REG_S", %%"REG_S" \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"punpcklwd %%mm3, %%mm2 \n\t"\
"punpckhwd %%mm3, %%mm0 \n\t"\
"pmaddwd %%mm4, %%mm2 \n\t"\
"pmaddwd %%mm4, %%mm0 \n\t"\
"paddd %%mm2, %%mm7 \n\t"\
"paddd %%mm0, %%mm6 \n\t"\
" jnz 2b \n\t"\
"psrad $16, %%mm1 \n\t"\
"psrad $16, %%mm5 \n\t"\
"psrad $16, %%mm7 \n\t"\
"psrad $16, %%mm6 \n\t"\
"movq "VROUNDER_OFFSET"(%0), %%mm0 \n\t"\
"packssdw %%mm5, %%mm1 \n\t"\
"packssdw %%mm6, %%mm7 \n\t"\
"paddw %%mm0, %%mm1 \n\t"\
"paddw %%mm0, %%mm7 \n\t"\
"movq "U_TEMP"(%0), %%mm3 \n\t"\
"movq "V_TEMP"(%0), %%mm4 \n\t"\
#define YSCALEYUV2PACKEDX_ACCURATE \
YSCALEYUV2PACKEDX_ACCURATE_UV \
YSCALEYUV2PACKEDX_ACCURATE_YA(LUM_MMX_FILTER_OFFSET)
#define YSCALEYUV2RGBX \
"psubw "U_OFFSET"(%0), %%mm3 \n\t" /* (U-128)8*/\
"psubw "V_OFFSET"(%0), %%mm4 \n\t" /* (V-128)8*/\
"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
"movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
"pmulhw "UG_COEFF"(%0), %%mm3 \n\t"\
"pmulhw "VG_COEFF"(%0), %%mm4 \n\t"\
/* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
"pmulhw "UB_COEFF"(%0), %%mm2 \n\t"\
"pmulhw "VR_COEFF"(%0), %%mm5 \n\t"\
"psubw "Y_OFFSET"(%0), %%mm1 \n\t" /* 8(Y-16)*/\
"psubw "Y_OFFSET"(%0), %%mm7 \n\t" /* 8(Y-16)*/\
"pmulhw "Y_COEFF"(%0), %%mm1 \n\t"\
"pmulhw "Y_COEFF"(%0), %%mm7 \n\t"\
/* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
"paddw %%mm3, %%mm4 \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"movq %%mm5, %%mm6 \n\t"\
"movq %%mm4, %%mm3 \n\t"\
"punpcklwd %%mm2, %%mm2 \n\t"\
"punpcklwd %%mm5, %%mm5 \n\t"\
"punpcklwd %%mm4, %%mm4 \n\t"\
"paddw %%mm1, %%mm2 \n\t"\
"paddw %%mm1, %%mm5 \n\t"\
"paddw %%mm1, %%mm4 \n\t"\
"punpckhwd %%mm0, %%mm0 \n\t"\
"punpckhwd %%mm6, %%mm6 \n\t"\
"punpckhwd %%mm3, %%mm3 \n\t"\
"paddw %%mm7, %%mm0 \n\t"\
"paddw %%mm7, %%mm6 \n\t"\
"paddw %%mm7, %%mm3 \n\t"\
/* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
"packuswb %%mm0, %%mm2 \n\t"\
"packuswb %%mm6, %%mm5 \n\t"\
"packuswb %%mm3, %%mm4 \n\t"\
#define REAL_YSCALEYUV2PACKED(index, c) \
"movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t"\
"movq "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm1 \n\t"\
"psraw $3, %%mm0 \n\t"\
"psraw $3, %%mm1 \n\t"\
"movq %%mm0, "CHR_MMX_FILTER_OFFSET"+8("#c") \n\t"\
"movq %%mm1, "LUM_MMX_FILTER_OFFSET"+8("#c") \n\t"\
"xor "#index", "#index" \n\t"\
ASMALIGN(4)\
"1: \n\t"\
"movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
"movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
"movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
"movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
"psubw %%mm3, %%mm2 \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
"psubw %%mm4, %%mm5 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
"movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t"\
"pmulhw %%mm0, %%mm2 \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
"pmulhw %%mm0, %%mm5 \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
"psraw $7, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
"psraw $7, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
"paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
"paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
"movq (%0, "#index", 2), %%mm0 \n\t" /*buf0[eax]*/\
"movq (%1, "#index", 2), %%mm1 \n\t" /*buf1[eax]*/\
"movq 8(%0, "#index", 2), %%mm6 \n\t" /*buf0[eax]*/\
"movq 8(%1, "#index", 2), %%mm7 \n\t" /*buf1[eax]*/\
"psubw %%mm1, %%mm0 \n\t" /* buf0[eax] - buf1[eax]*/\
"psubw %%mm7, %%mm6 \n\t" /* buf0[eax] - buf1[eax]*/\
"pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
"pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
"psraw $7, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"psraw $7, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"paddw %%mm0, %%mm1 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
"paddw %%mm6, %%mm7 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
#define YSCALEYUV2PACKED(index, c) REAL_YSCALEYUV2PACKED(index, c)
#define REAL_YSCALEYUV2RGB_UV(index, c) \
"xor "#index", "#index" \n\t"\
ASMALIGN(4)\
"1: \n\t"\
"movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
"movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
"movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
"movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
"psubw %%mm3, %%mm2 \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
"psubw %%mm4, %%mm5 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
"movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t"\
"pmulhw %%mm0, %%mm2 \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
"pmulhw %%mm0, %%mm5 \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
"psraw $4, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
"psraw $4, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
"paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
"paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
"psubw "U_OFFSET"("#c"), %%mm3 \n\t" /* (U-128)8*/\
"psubw "V_OFFSET"("#c"), %%mm4 \n\t" /* (V-128)8*/\
"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
"movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
"pmulhw "UG_COEFF"("#c"), %%mm3 \n\t"\
"pmulhw "VG_COEFF"("#c"), %%mm4 \n\t"\
/* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
#define REAL_YSCALEYUV2RGB_YA(index, c, b1, b2) \
"movq ("#b1", "#index", 2), %%mm0 \n\t" /*buf0[eax]*/\
"movq ("#b2", "#index", 2), %%mm1 \n\t" /*buf1[eax]*/\
"movq 8("#b1", "#index", 2), %%mm6 \n\t" /*buf0[eax]*/\
"movq 8("#b2", "#index", 2), %%mm7 \n\t" /*buf1[eax]*/\
"psubw %%mm1, %%mm0 \n\t" /* buf0[eax] - buf1[eax]*/\
"psubw %%mm7, %%mm6 \n\t" /* buf0[eax] - buf1[eax]*/\
"pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
"pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
"psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"paddw %%mm0, %%mm1 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
"paddw %%mm6, %%mm7 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
#define REAL_YSCALEYUV2RGB_COEFF(c) \
"pmulhw "UB_COEFF"("#c"), %%mm2 \n\t"\
"pmulhw "VR_COEFF"("#c"), %%mm5 \n\t"\
"psubw "Y_OFFSET"("#c"), %%mm1 \n\t" /* 8(Y-16)*/\
"psubw "Y_OFFSET"("#c"), %%mm7 \n\t" /* 8(Y-16)*/\
"pmulhw "Y_COEFF"("#c"), %%mm1 \n\t"\
"pmulhw "Y_COEFF"("#c"), %%mm7 \n\t"\
/* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
"paddw %%mm3, %%mm4 \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"movq %%mm5, %%mm6 \n\t"\
"movq %%mm4, %%mm3 \n\t"\
"punpcklwd %%mm2, %%mm2 \n\t"\
"punpcklwd %%mm5, %%mm5 \n\t"\
"punpcklwd %%mm4, %%mm4 \n\t"\
"paddw %%mm1, %%mm2 \n\t"\
"paddw %%mm1, %%mm5 \n\t"\
"paddw %%mm1, %%mm4 \n\t"\
"punpckhwd %%mm0, %%mm0 \n\t"\
"punpckhwd %%mm6, %%mm6 \n\t"\
"punpckhwd %%mm3, %%mm3 \n\t"\
"paddw %%mm7, %%mm0 \n\t"\
"paddw %%mm7, %%mm6 \n\t"\
"paddw %%mm7, %%mm3 \n\t"\
/* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
"packuswb %%mm0, %%mm2 \n\t"\
"packuswb %%mm6, %%mm5 \n\t"\
"packuswb %%mm3, %%mm4 \n\t"\
#define YSCALEYUV2RGB_YA(index, c, b1, b2) REAL_YSCALEYUV2RGB_YA(index, c, b1, b2)
#define YSCALEYUV2RGB(index, c) \
REAL_YSCALEYUV2RGB_UV(index, c) \
REAL_YSCALEYUV2RGB_YA(index, c, %0, %1) \
REAL_YSCALEYUV2RGB_COEFF(c)
#define REAL_YSCALEYUV2PACKED1(index, c) \
"xor "#index", "#index" \n\t"\
ASMALIGN(4)\
"1: \n\t"\
"movq (%2, "#index"), %%mm3 \n\t" /* uvbuf0[eax]*/\
"movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm4 \n\t" /* uvbuf0[eax+2048]*/\
"psraw $7, %%mm3 \n\t" \
"psraw $7, %%mm4 \n\t" \
"movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
"movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
"psraw $7, %%mm1 \n\t" \
"psraw $7, %%mm7 \n\t" \
#define YSCALEYUV2PACKED1(index, c) REAL_YSCALEYUV2PACKED1(index, c)
#define REAL_YSCALEYUV2RGB1(index, c) \
"xor "#index", "#index" \n\t"\
ASMALIGN(4)\
"1: \n\t"\
"movq (%2, "#index"), %%mm3 \n\t" /* uvbuf0[eax]*/\
"movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm4 \n\t" /* uvbuf0[eax+2048]*/\
"psraw $4, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
"psraw $4, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
"psubw "U_OFFSET"("#c"), %%mm3 \n\t" /* (U-128)8*/\
"psubw "V_OFFSET"("#c"), %%mm4 \n\t" /* (V-128)8*/\
"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
"movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
"pmulhw "UG_COEFF"("#c"), %%mm3 \n\t"\
"pmulhw "VG_COEFF"("#c"), %%mm4 \n\t"\
/* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
"movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
"movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
"psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"pmulhw "UB_COEFF"("#c"), %%mm2 \n\t"\
"pmulhw "VR_COEFF"("#c"), %%mm5 \n\t"\
"psubw "Y_OFFSET"("#c"), %%mm1 \n\t" /* 8(Y-16)*/\
"psubw "Y_OFFSET"("#c"), %%mm7 \n\t" /* 8(Y-16)*/\
"pmulhw "Y_COEFF"("#c"), %%mm1 \n\t"\
"pmulhw "Y_COEFF"("#c"), %%mm7 \n\t"\
/* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
"paddw %%mm3, %%mm4 \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"movq %%mm5, %%mm6 \n\t"\
"movq %%mm4, %%mm3 \n\t"\
"punpcklwd %%mm2, %%mm2 \n\t"\
"punpcklwd %%mm5, %%mm5 \n\t"\
"punpcklwd %%mm4, %%mm4 \n\t"\
"paddw %%mm1, %%mm2 \n\t"\
"paddw %%mm1, %%mm5 \n\t"\
"paddw %%mm1, %%mm4 \n\t"\
"punpckhwd %%mm0, %%mm0 \n\t"\
"punpckhwd %%mm6, %%mm6 \n\t"\
"punpckhwd %%mm3, %%mm3 \n\t"\
"paddw %%mm7, %%mm0 \n\t"\
"paddw %%mm7, %%mm6 \n\t"\
"paddw %%mm7, %%mm3 \n\t"\
/* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
"packuswb %%mm0, %%mm2 \n\t"\
"packuswb %%mm6, %%mm5 \n\t"\
"packuswb %%mm3, %%mm4 \n\t"\
#define YSCALEYUV2RGB1(index, c) REAL_YSCALEYUV2RGB1(index, c)
#define REAL_YSCALEYUV2PACKED1b(index, c) \
"xor "#index", "#index" \n\t"\
ASMALIGN(4)\
"1: \n\t"\
"movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
"movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
"movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
"movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
"paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\
"paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\
"psrlw $8, %%mm3 \n\t" \
"psrlw $8, %%mm4 \n\t" \
"movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
"movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
"psraw $7, %%mm1 \n\t" \
"psraw $7, %%mm7 \n\t"
#define YSCALEYUV2PACKED1b(index, c) REAL_YSCALEYUV2PACKED1b(index, c)
// do vertical chrominance interpolation
#define REAL_YSCALEYUV2RGB1b(index, c) \
"xor "#index", "#index" \n\t"\
ASMALIGN(4)\
"1: \n\t"\
"movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
"movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
"movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
"movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
"paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\
"paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\
"psrlw $5, %%mm3 \n\t" /*FIXME might overflow*/\
"psrlw $5, %%mm4 \n\t" /*FIXME might overflow*/\
"psubw "U_OFFSET"("#c"), %%mm3 \n\t" /* (U-128)8*/\
"psubw "V_OFFSET"("#c"), %%mm4 \n\t" /* (V-128)8*/\
"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
"movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
"pmulhw "UG_COEFF"("#c"), %%mm3 \n\t"\
"pmulhw "VG_COEFF"("#c"), %%mm4 \n\t"\
/* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
"movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
"movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
"psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
"pmulhw "UB_COEFF"("#c"), %%mm2 \n\t"\
"pmulhw "VR_COEFF"("#c"), %%mm5 \n\t"\
"psubw "Y_OFFSET"("#c"), %%mm1 \n\t" /* 8(Y-16)*/\
"psubw "Y_OFFSET"("#c"), %%mm7 \n\t" /* 8(Y-16)*/\
"pmulhw "Y_COEFF"("#c"), %%mm1 \n\t"\
"pmulhw "Y_COEFF"("#c"), %%mm7 \n\t"\
/* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
"paddw %%mm3, %%mm4 \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"movq %%mm5, %%mm6 \n\t"\
"movq %%mm4, %%mm3 \n\t"\
"punpcklwd %%mm2, %%mm2 \n\t"\
"punpcklwd %%mm5, %%mm5 \n\t"\
"punpcklwd %%mm4, %%mm4 \n\t"\
"paddw %%mm1, %%mm2 \n\t"\
"paddw %%mm1, %%mm5 \n\t"\
"paddw %%mm1, %%mm4 \n\t"\
"punpckhwd %%mm0, %%mm0 \n\t"\
"punpckhwd %%mm6, %%mm6 \n\t"\
"punpckhwd %%mm3, %%mm3 \n\t"\
"paddw %%mm7, %%mm0 \n\t"\
"paddw %%mm7, %%mm6 \n\t"\
"paddw %%mm7, %%mm3 \n\t"\
/* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
"packuswb %%mm0, %%mm2 \n\t"\
"packuswb %%mm6, %%mm5 \n\t"\
"packuswb %%mm3, %%mm4 \n\t"\
#define YSCALEYUV2RGB1b(index, c) REAL_YSCALEYUV2RGB1b(index, c)
#define REAL_YSCALEYUV2RGB1_ALPHA(index) \
"movq (%1, "#index", 2), %%mm7 \n\t" /* abuf0[index ] */\
"movq 8(%1, "#index", 2), %%mm1 \n\t" /* abuf0[index+4] */\
"psraw $7, %%mm7 \n\t" /* abuf0[index ] >>7 */\
"psraw $7, %%mm1 \n\t" /* abuf0[index+4] >>7 */\
"packuswb %%mm1, %%mm7 \n\t"
#define YSCALEYUV2RGB1_ALPHA(index) REAL_YSCALEYUV2RGB1_ALPHA(index)
#define REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t) \
"movq "#b", "#q2" \n\t" /* B */\
"movq "#r", "#t" \n\t" /* R */\
"punpcklbw "#g", "#b" \n\t" /* GBGBGBGB 0 */\
"punpcklbw "#a", "#r" \n\t" /* ARARARAR 0 */\
"punpckhbw "#g", "#q2" \n\t" /* GBGBGBGB 2 */\
"punpckhbw "#a", "#t" \n\t" /* ARARARAR 2 */\
"movq "#b", "#q0" \n\t" /* GBGBGBGB 0 */\
"movq "#q2", "#q3" \n\t" /* GBGBGBGB 2 */\
"punpcklwd "#r", "#q0" \n\t" /* ARGBARGB 0 */\
"punpckhwd "#r", "#b" \n\t" /* ARGBARGB 1 */\
"punpcklwd "#t", "#q2" \n\t" /* ARGBARGB 2 */\
"punpckhwd "#t", "#q3" \n\t" /* ARGBARGB 3 */\
\
MOVNTQ( q0, (dst, index, 4))\
MOVNTQ( b, 8(dst, index, 4))\
MOVNTQ( q2, 16(dst, index, 4))\
MOVNTQ( q3, 24(dst, index, 4))\
\
"add $8, "#index" \n\t"\
"cmp "#dstw", "#index" \n\t"\
" jb 1b \n\t"
#define WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t) REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t)
#define REAL_WRITERGB16(dst, dstw, index) \
"pand "MANGLE(bF8)", %%mm2 \n\t" /* B */\
"pand "MANGLE(bFC)", %%mm4 \n\t" /* G */\
"pand "MANGLE(bF8)", %%mm5 \n\t" /* R */\
"psrlq $3, %%mm2 \n\t"\
\
"movq %%mm2, %%mm1 \n\t"\
"movq %%mm4, %%mm3 \n\t"\
\
"punpcklbw %%mm7, %%mm3 \n\t"\
"punpcklbw %%mm5, %%mm2 \n\t"\
"punpckhbw %%mm7, %%mm4 \n\t"\
"punpckhbw %%mm5, %%mm1 \n\t"\
\
"psllq $3, %%mm3 \n\t"\
"psllq $3, %%mm4 \n\t"\
\
"por %%mm3, %%mm2 \n\t"\
"por %%mm4, %%mm1 \n\t"\
\
MOVNTQ(%%mm2, (dst, index, 2))\
MOVNTQ(%%mm1, 8(dst, index, 2))\
\
"add $8, "#index" \n\t"\
"cmp "#dstw", "#index" \n\t"\
" jb 1b \n\t"
#define WRITERGB16(dst, dstw, index) REAL_WRITERGB16(dst, dstw, index)
#define REAL_WRITERGB15(dst, dstw, index) \
"pand "MANGLE(bF8)", %%mm2 \n\t" /* B */\
"pand "MANGLE(bF8)", %%mm4 \n\t" /* G */\
"pand "MANGLE(bF8)", %%mm5 \n\t" /* R */\
"psrlq $3, %%mm2 \n\t"\
"psrlq $1, %%mm5 \n\t"\
\
"movq %%mm2, %%mm1 \n\t"\
"movq %%mm4, %%mm3 \n\t"\
\
"punpcklbw %%mm7, %%mm3 \n\t"\
"punpcklbw %%mm5, %%mm2 \n\t"\
"punpckhbw %%mm7, %%mm4 \n\t"\
"punpckhbw %%mm5, %%mm1 \n\t"\
\
"psllq $2, %%mm3 \n\t"\
"psllq $2, %%mm4 \n\t"\
\
"por %%mm3, %%mm2 \n\t"\
"por %%mm4, %%mm1 \n\t"\
\
MOVNTQ(%%mm2, (dst, index, 2))\
MOVNTQ(%%mm1, 8(dst, index, 2))\
\
"add $8, "#index" \n\t"\
"cmp "#dstw", "#index" \n\t"\
" jb 1b \n\t"
#define WRITERGB15(dst, dstw, index) REAL_WRITERGB15(dst, dstw, index)
#define WRITEBGR24OLD(dst, dstw, index) \
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
"movq %%mm2, %%mm1 \n\t" /* B */\
"movq %%mm5, %%mm6 \n\t" /* R */\
"punpcklbw %%mm4, %%mm2 \n\t" /* GBGBGBGB 0 */\
"punpcklbw %%mm7, %%mm5 \n\t" /* 0R0R0R0R 0 */\
"punpckhbw %%mm4, %%mm1 \n\t" /* GBGBGBGB 2 */\
"punpckhbw %%mm7, %%mm6 \n\t" /* 0R0R0R0R 2 */\
"movq %%mm2, %%mm0 \n\t" /* GBGBGBGB 0 */\
"movq %%mm1, %%mm3 \n\t" /* GBGBGBGB 2 */\
"punpcklwd %%mm5, %%mm0 \n\t" /* 0RGB0RGB 0 */\
"punpckhwd %%mm5, %%mm2 \n\t" /* 0RGB0RGB 1 */\
"punpcklwd %%mm6, %%mm1 \n\t" /* 0RGB0RGB 2 */\
"punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */\
\
"movq %%mm0, %%mm4 \n\t" /* 0RGB0RGB 0 */\
"psrlq $8, %%mm0 \n\t" /* 00RGB0RG 0 */\
"pand "MANGLE(bm00000111)", %%mm4 \n\t" /* 00000RGB 0 */\
"pand "MANGLE(bm11111000)", %%mm0 \n\t" /* 00RGB000 0.5 */\
"por %%mm4, %%mm0 \n\t" /* 00RGBRGB 0 */\
"movq %%mm2, %%mm4 \n\t" /* 0RGB0RGB 1 */\
"psllq $48, %%mm2 \n\t" /* GB000000 1 */\
"por %%mm2, %%mm0 \n\t" /* GBRGBRGB 0 */\
\
"movq %%mm4, %%mm2 \n\t" /* 0RGB0RGB 1 */\
"psrld $16, %%mm4 \n\t" /* 000R000R 1 */\
"psrlq $24, %%mm2 \n\t" /* 0000RGB0 1.5 */\
"por %%mm4, %%mm2 \n\t" /* 000RRGBR 1 */\
"pand "MANGLE(bm00001111)", %%mm2 \n\t" /* 0000RGBR 1 */\
"movq %%mm1, %%mm4 \n\t" /* 0RGB0RGB 2 */\
"psrlq $8, %%mm1 \n\t" /* 00RGB0RG 2 */\
"pand "MANGLE(bm00000111)", %%mm4 \n\t" /* 00000RGB 2 */\
"pand "MANGLE(bm11111000)", %%mm1 \n\t" /* 00RGB000 2.5 */\
"por %%mm4, %%mm1 \n\t" /* 00RGBRGB 2 */\
"movq %%mm1, %%mm4 \n\t" /* 00RGBRGB 2 */\
"psllq $32, %%mm1 \n\t" /* BRGB0000 2 */\
"por %%mm1, %%mm2 \n\t" /* BRGBRGBR 1 */\
\
"psrlq $32, %%mm4 \n\t" /* 000000RG 2.5 */\
"movq %%mm3, %%mm5 \n\t" /* 0RGB0RGB 3 */\
"psrlq $8, %%mm3 \n\t" /* 00RGB0RG 3 */\
"pand "MANGLE(bm00000111)", %%mm5 \n\t" /* 00000RGB 3 */\
"pand "MANGLE(bm11111000)", %%mm3 \n\t" /* 00RGB000 3.5 */\
"por %%mm5, %%mm3 \n\t" /* 00RGBRGB 3 */\
"psllq $16, %%mm3 \n\t" /* RGBRGB00 3 */\
"por %%mm4, %%mm3 \n\t" /* RGBRGBRG 2.5 */\
\
MOVNTQ(%%mm0, (dst))\
MOVNTQ(%%mm2, 8(dst))\
MOVNTQ(%%mm3, 16(dst))\
"add $24, "#dst" \n\t"\
\
"add $8, "#index" \n\t"\
"cmp "#dstw", "#index" \n\t"\
" jb 1b \n\t"
#define WRITEBGR24MMX(dst, dstw, index) \
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
"movq %%mm2, %%mm1 \n\t" /* B */\
"movq %%mm5, %%mm6 \n\t" /* R */\
"punpcklbw %%mm4, %%mm2 \n\t" /* GBGBGBGB 0 */\
"punpcklbw %%mm7, %%mm5 \n\t" /* 0R0R0R0R 0 */\
"punpckhbw %%mm4, %%mm1 \n\t" /* GBGBGBGB 2 */\
"punpckhbw %%mm7, %%mm6 \n\t" /* 0R0R0R0R 2 */\
"movq %%mm2, %%mm0 \n\t" /* GBGBGBGB 0 */\
"movq %%mm1, %%mm3 \n\t" /* GBGBGBGB 2 */\
"punpcklwd %%mm5, %%mm0 \n\t" /* 0RGB0RGB 0 */\
"punpckhwd %%mm5, %%mm2 \n\t" /* 0RGB0RGB 1 */\
"punpcklwd %%mm6, %%mm1 \n\t" /* 0RGB0RGB 2 */\
"punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */\
\
"movq %%mm0, %%mm4 \n\t" /* 0RGB0RGB 0 */\
"movq %%mm2, %%mm6 \n\t" /* 0RGB0RGB 1 */\
"movq %%mm1, %%mm5 \n\t" /* 0RGB0RGB 2 */\
"movq %%mm3, %%mm7 \n\t" /* 0RGB0RGB 3 */\
\
"psllq $40, %%mm0 \n\t" /* RGB00000 0 */\
"psllq $40, %%mm2 \n\t" /* RGB00000 1 */\
"psllq $40, %%mm1 \n\t" /* RGB00000 2 */\
"psllq $40, %%mm3 \n\t" /* RGB00000 3 */\
\
"punpckhdq %%mm4, %%mm0 \n\t" /* 0RGBRGB0 0 */\
"punpckhdq %%mm6, %%mm2 \n\t" /* 0RGBRGB0 1 */\
"punpckhdq %%mm5, %%mm1 \n\t" /* 0RGBRGB0 2 */\
"punpckhdq %%mm7, %%mm3 \n\t" /* 0RGBRGB0 3 */\
\
"psrlq $8, %%mm0 \n\t" /* 00RGBRGB 0 */\
"movq %%mm2, %%mm6 \n\t" /* 0RGBRGB0 1 */\
"psllq $40, %%mm2 \n\t" /* GB000000 1 */\
"por %%mm2, %%mm0 \n\t" /* GBRGBRGB 0 */\
MOVNTQ(%%mm0, (dst))\
\
"psrlq $24, %%mm6 \n\t" /* 0000RGBR 1 */\
"movq %%mm1, %%mm5 \n\t" /* 0RGBRGB0 2 */\
"psllq $24, %%mm1 \n\t" /* BRGB0000 2 */\
"por %%mm1, %%mm6 \n\t" /* BRGBRGBR 1 */\
MOVNTQ(%%mm6, 8(dst))\
\
"psrlq $40, %%mm5 \n\t" /* 000000RG 2 */\
"psllq $8, %%mm3 \n\t" /* RGBRGB00 3 */\
"por %%mm3, %%mm5 \n\t" /* RGBRGBRG 2 */\
MOVNTQ(%%mm5, 16(dst))\
\
"add $24, "#dst" \n\t"\
\
"add $8, "#index" \n\t"\
"cmp "#dstw", "#index" \n\t"\
" jb 1b \n\t"
#define WRITEBGR24MMX2(dst, dstw, index) \
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
"movq "MANGLE(ff_M24A)", %%mm0 \n\t"\
"movq "MANGLE(ff_M24C)", %%mm7 \n\t"\
"pshufw $0x50, %%mm2, %%mm1 \n\t" /* B3 B2 B3 B2 B1 B0 B1 B0 */\
"pshufw $0x50, %%mm4, %%mm3 \n\t" /* G3 G2 G3 G2 G1 G0 G1 G0 */\
"pshufw $0x00, %%mm5, %%mm6 \n\t" /* R1 R0 R1 R0 R1 R0 R1 R0 */\
\
"pand %%mm0, %%mm1 \n\t" /* B2 B1 B0 */\
"pand %%mm0, %%mm3 \n\t" /* G2 G1 G0 */\
"pand %%mm7, %%mm6 \n\t" /* R1 R0 */\
\
"psllq $8, %%mm3 \n\t" /* G2 G1 G0 */\
"por %%mm1, %%mm6 \n\t"\
"por %%mm3, %%mm6 \n\t"\
MOVNTQ(%%mm6, (dst))\
\
"psrlq $8, %%mm4 \n\t" /* 00 G7 G6 G5 G4 G3 G2 G1 */\
"pshufw $0xA5, %%mm2, %%mm1 \n\t" /* B5 B4 B5 B4 B3 B2 B3 B2 */\
"pshufw $0x55, %%mm4, %%mm3 \n\t" /* G4 G3 G4 G3 G4 G3 G4 G3 */\
"pshufw $0xA5, %%mm5, %%mm6 \n\t" /* R5 R4 R5 R4 R3 R2 R3 R2 */\
\
"pand "MANGLE(ff_M24B)", %%mm1 \n\t" /* B5 B4 B3 */\
"pand %%mm7, %%mm3 \n\t" /* G4 G3 */\
"pand %%mm0, %%mm6 \n\t" /* R4 R3 R2 */\
\
"por %%mm1, %%mm3 \n\t" /* B5 G4 B4 G3 B3 */\
"por %%mm3, %%mm6 \n\t"\
MOVNTQ(%%mm6, 8(dst))\
\
"pshufw $0xFF, %%mm2, %%mm1 \n\t" /* B7 B6 B7 B6 B7 B6 B6 B7 */\
"pshufw $0xFA, %%mm4, %%mm3 \n\t" /* 00 G7 00 G7 G6 G5 G6 G5 */\
"pshufw $0xFA, %%mm5, %%mm6 \n\t" /* R7 R6 R7 R6 R5 R4 R5 R4 */\
\
"pand %%mm7, %%mm1 \n\t" /* B7 B6 */\
"pand %%mm0, %%mm3 \n\t" /* G7 G6 G5 */\
"pand "MANGLE(ff_M24B)", %%mm6 \n\t" /* R7 R6 R5 */\
\
"por %%mm1, %%mm3 \n\t"\
"por %%mm3, %%mm6 \n\t"\
MOVNTQ(%%mm6, 16(dst))\
\
"add $24, "#dst" \n\t"\
\
"add $8, "#index" \n\t"\
"cmp "#dstw", "#index" \n\t"\
" jb 1b \n\t"
#if COMPILE_TEMPLATE_MMX2
#undef WRITEBGR24
#define WRITEBGR24(dst, dstw, index) WRITEBGR24MMX2(dst, dstw, index)
#else
#undef WRITEBGR24
#define WRITEBGR24(dst, dstw, index) WRITEBGR24MMX(dst, dstw, index)
#endif
#define REAL_WRITEYUY2(dst, dstw, index) \
"packuswb %%mm3, %%mm3 \n\t"\
"packuswb %%mm4, %%mm4 \n\t"\
"packuswb %%mm7, %%mm1 \n\t"\
"punpcklbw %%mm4, %%mm3 \n\t"\
"movq %%mm1, %%mm7 \n\t"\
"punpcklbw %%mm3, %%mm1 \n\t"\
"punpckhbw %%mm3, %%mm7 \n\t"\
\
MOVNTQ(%%mm1, (dst, index, 2))\
MOVNTQ(%%mm7, 8(dst, index, 2))\
\
"add $8, "#index" \n\t"\
"cmp "#dstw", "#index" \n\t"\
" jb 1b \n\t"
#define WRITEYUY2(dst, dstw, index) REAL_WRITEYUY2(dst, dstw, index)
static inline void RENAME(yuv2yuvX)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, const int16_t **alpSrc,
uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW)
{
#if COMPILE_TEMPLATE_MMX
if(!(c->flags & SWS_BITEXACT)) {
if (c->flags & SWS_ACCURATE_RND) {
if (uDest) {
YSCALEYUV2YV12X_ACCURATE( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
YSCALEYUV2YV12X_ACCURATE(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
}
if (CONFIG_SWSCALE_ALPHA && aDest) {
YSCALEYUV2YV12X_ACCURATE( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW)
}
YSCALEYUV2YV12X_ACCURATE("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
} else {
if (uDest) {
YSCALEYUV2YV12X( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
YSCALEYUV2YV12X(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
}
if (CONFIG_SWSCALE_ALPHA && aDest) {
YSCALEYUV2YV12X( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW)
}
YSCALEYUV2YV12X("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
}
return;
}
#endif
#if COMPILE_TEMPLATE_ALTIVEC
yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
dest, uDest, vDest, dstW, chrDstW);
#else //COMPILE_TEMPLATE_ALTIVEC
yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
alpSrc, dest, uDest, vDest, aDest, dstW, chrDstW);
#endif //!COMPILE_TEMPLATE_ALTIVEC
}
static inline void RENAME(yuv2nv12X)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
uint8_t *dest, uint8_t *uDest, int dstW, int chrDstW, enum PixelFormat dstFormat)
{
yuv2nv12XinC(lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
dest, uDest, dstW, chrDstW, dstFormat);
}
static inline void RENAME(yuv2yuv1)(SwsContext *c, const int16_t *lumSrc, const int16_t *chrSrc, const int16_t *alpSrc,
uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW)
{
int i;
#if COMPILE_TEMPLATE_MMX
if(!(c->flags & SWS_BITEXACT)) {
long p= 4;
const uint8_t *src[4]= {alpSrc + dstW, lumSrc + dstW, chrSrc + chrDstW, chrSrc + VOFW + chrDstW};
uint8_t *dst[4]= {aDest, dest, uDest, vDest};
x86_reg counter[4]= {dstW, dstW, chrDstW, chrDstW};
if (c->flags & SWS_ACCURATE_RND) {
while(p--) {
if (dst[p]) {
__asm__ volatile(
YSCALEYUV2YV121_ACCURATE
:: "r" (src[p]), "r" (dst[p] + counter[p]),
"g" (-counter[p])
: "%"REG_a
);
}
}
} else {
while(p--) {
if (dst[p]) {
__asm__ volatile(
YSCALEYUV2YV121
:: "r" (src[p]), "r" (dst[p] + counter[p]),
"g" (-counter[p])
: "%"REG_a
);
}
}
}
return;
}
#endif
for (i=0; i<dstW; i++) {
int val= (lumSrc[i]+64)>>7;
if (val&256) {
if (val<0) val=0;
else val=255;
}
dest[i]= val;
}
if (uDest)
for (i=0; i<chrDstW; i++) {
int u=(chrSrc[i ]+64)>>7;
int v=(chrSrc[i + VOFW]+64)>>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;
}
if (CONFIG_SWSCALE_ALPHA && aDest)
for (i=0; i<dstW; i++) {
int val= (alpSrc[i]+64)>>7;
aDest[i]= av_clip_uint8(val);
}
}
/**
* vertical scale YV12 to RGB
*/
static inline void RENAME(yuv2packedX)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
const int16_t **alpSrc, uint8_t *dest, long dstW, long dstY)
{
#if COMPILE_TEMPLATE_MMX
x86_reg dummy=0;
if(!(c->flags & SWS_BITEXACT)) {
if (c->flags & SWS_ACCURATE_RND) {
switch(c->dstFormat) {
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
"movq %%mm2, "U_TEMP"(%0) \n\t"
"movq %%mm4, "V_TEMP"(%0) \n\t"
"movq %%mm5, "Y_TEMP"(%0) \n\t"
YSCALEYUV2PACKEDX_ACCURATE_YA(ALP_MMX_FILTER_OFFSET)
"movq "Y_TEMP"(%0), %%mm5 \n\t"
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
"packuswb %%mm7, %%mm1 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm3, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm2, %%mm6)
YSCALEYUV2PACKEDX_END
} else {
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
"pcmpeqd %%mm7, %%mm7 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
YSCALEYUV2PACKEDX_END
}
return;
case PIX_FMT_BGR24:
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
"pxor %%mm7, %%mm7 \n\t"
"lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"\n\t" //FIXME optimize
"add %4, %%"REG_c" \n\t"
WRITEBGR24(%%REGc, %5, %%REGa)
:: "r" (&c->redDither),
"m" (dummy), "m" (dummy), "m" (dummy),
"r" (dest), "m" (dstW)
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
);
return;
case PIX_FMT_RGB555:
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
"paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
"paddusb "RED_DITHER"(%0), %%mm5\n\t"
#endif
WRITERGB15(%4, %5, %%REGa)
YSCALEYUV2PACKEDX_END
return;
case PIX_FMT_RGB565:
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
"paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
"paddusb "RED_DITHER"(%0), %%mm5\n\t"
#endif
WRITERGB16(%4, %5, %%REGa)
YSCALEYUV2PACKEDX_END
return;
case PIX_FMT_YUYV422:
YSCALEYUV2PACKEDX_ACCURATE
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
"psraw $3, %%mm3 \n\t"
"psraw $3, %%mm4 \n\t"
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
WRITEYUY2(%4, %5, %%REGa)
YSCALEYUV2PACKEDX_END
return;
}
} else {
switch(c->dstFormat) {
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
"packuswb %%mm7, %%mm1 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
YSCALEYUV2PACKEDX_END
} else {
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
"pcmpeqd %%mm7, %%mm7 \n\t"
WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
YSCALEYUV2PACKEDX_END
}
return;
case PIX_FMT_BGR24:
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
"pxor %%mm7, %%mm7 \n\t"
"lea (%%"REG_a", %%"REG_a", 2), %%"REG_c" \n\t" //FIXME optimize
"add %4, %%"REG_c" \n\t"
WRITEBGR24(%%REGc, %5, %%REGa)
:: "r" (&c->redDither),
"m" (dummy), "m" (dummy), "m" (dummy),
"r" (dest), "m" (dstW)
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
);
return;
case PIX_FMT_RGB555:
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%0), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%0), %%mm4 \n\t"
"paddusb "RED_DITHER"(%0), %%mm5 \n\t"
#endif
WRITERGB15(%4, %5, %%REGa)
YSCALEYUV2PACKEDX_END
return;
case PIX_FMT_RGB565:
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%0), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%0), %%mm4 \n\t"
"paddusb "RED_DITHER"(%0), %%mm5 \n\t"
#endif
WRITERGB16(%4, %5, %%REGa)
YSCALEYUV2PACKEDX_END
return;
case PIX_FMT_YUYV422:
YSCALEYUV2PACKEDX
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
"psraw $3, %%mm3 \n\t"
"psraw $3, %%mm4 \n\t"
"psraw $3, %%mm1 \n\t"
"psraw $3, %%mm7 \n\t"
WRITEYUY2(%4, %5, %%REGa)
YSCALEYUV2PACKEDX_END
return;
}
}
}
#endif /* COMPILE_TEMPLATE_MMX */
#if COMPILE_TEMPLATE_ALTIVEC
/* The following list of supported dstFormat values should
match what's found in the body of ff_yuv2packedX_altivec() */
if (!(c->flags & SWS_BITEXACT) && !c->alpPixBuf &&
(c->dstFormat==PIX_FMT_ABGR || c->dstFormat==PIX_FMT_BGRA ||
c->dstFormat==PIX_FMT_BGR24 || c->dstFormat==PIX_FMT_RGB24 ||
c->dstFormat==PIX_FMT_RGBA || c->dstFormat==PIX_FMT_ARGB))
ff_yuv2packedX_altivec(c, lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
dest, dstW, dstY);
else
#endif
yuv2packedXinC(c, lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
alpSrc, dest, dstW, dstY);
}
/**
* vertical bilinear scale YV12 to RGB
*/
static inline void RENAME(yuv2packed2)(SwsContext *c, const uint16_t *buf0, const uint16_t *buf1, const uint16_t *uvbuf0, const uint16_t *uvbuf1,
const uint16_t *abuf0, const uint16_t *abuf1, uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
{
int yalpha1=4095- yalpha;
int uvalpha1=4095-uvalpha;
int i;
#if COMPILE_TEMPLATE_MMX
if(!(c->flags & SWS_BITEXACT)) {
switch(c->dstFormat) {
//Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
#if ARCH_X86_64
__asm__ volatile(
YSCALEYUV2RGB(%%r8, %5)
YSCALEYUV2RGB_YA(%%r8, %5, %6, %7)
"psraw $3, %%mm1 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"psraw $3, %%mm7 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"packuswb %%mm7, %%mm1 \n\t"
WRITEBGR32(%4, 8280(%5), %%r8, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "r" (dest),
"a" (&c->redDither)
,"r" (abuf0), "r" (abuf1)
: "%r8"
);
#else
*(const uint16_t **)(&c->u_temp)=abuf0;
*(const uint16_t **)(&c->v_temp)=abuf1;
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
"push %0 \n\t"
"push %1 \n\t"
"mov "U_TEMP"(%5), %0 \n\t"
"mov "V_TEMP"(%5), %1 \n\t"
YSCALEYUV2RGB_YA(%%REGBP, %5, %0, %1)
"psraw $3, %%mm1 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"psraw $3, %%mm7 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
"packuswb %%mm7, %%mm1 \n\t"
"pop %1 \n\t"
"pop %0 \n\t"
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
#endif
} else {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
"pcmpeqd %%mm7, %%mm7 \n\t"
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}
return;
case PIX_FMT_BGR24:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_RGB555:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
"paddusb "RED_DITHER"(%5), %%mm5 \n\t"
#endif
WRITERGB15(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_RGB565:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
"paddusb "RED_DITHER"(%5), %%mm5 \n\t"
#endif
WRITERGB16(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_YUYV422:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2PACKED(%%REGBP, %5)
WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
default: break;
}
}
#endif //COMPILE_TEMPLATE_MMX
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C(void,0), YSCALE_YUV_2_GRAY16_2_C, YSCALE_YUV_2_MONO2_C)
}
/**
* YV12 to RGB without scaling or interpolating
*/
static inline void RENAME(yuv2packed1)(SwsContext *c, const uint16_t *buf0, const uint16_t *uvbuf0, const uint16_t *uvbuf1,
const uint16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, enum PixelFormat dstFormat, int flags, int y)
{
const int yalpha1=0;
int i;
const uint16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
const int yalpha= 4096; //FIXME ...
if (flags&SWS_FULL_CHR_H_INT) {
c->yuv2packed2(c, buf0, buf0, uvbuf0, uvbuf1, abuf0, abuf0, dest, dstW, 0, uvalpha, y);
return;
}
#if COMPILE_TEMPLATE_MMX
if(!(flags & SWS_BITEXACT)) {
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
switch(dstFormat) {
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1(%%REGBP, %5)
YSCALEYUV2RGB1_ALPHA(%%REGBP)
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
} else {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1(%%REGBP, %5)
"pcmpeqd %%mm7, %%mm7 \n\t"
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}
return;
case PIX_FMT_BGR24:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_RGB555:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
"paddusb "RED_DITHER"(%5), %%mm5 \n\t"
#endif
WRITERGB15(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_RGB565:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
"paddusb "RED_DITHER"(%5), %%mm5 \n\t"
#endif
WRITERGB16(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_YUYV422:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2PACKED1(%%REGBP, %5)
WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
}
} else {
switch(dstFormat) {
case PIX_FMT_RGB32:
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1b(%%REGBP, %5)
YSCALEYUV2RGB1_ALPHA(%%REGBP)
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
} else {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1b(%%REGBP, %5)
"pcmpeqd %%mm7, %%mm7 \n\t"
WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
}
return;
case PIX_FMT_BGR24:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1b(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_RGB555:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1b(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
"paddusb "RED_DITHER"(%5), %%mm5 \n\t"
#endif
WRITERGB15(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_RGB565:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB1b(%%REGBP, %5)
"pxor %%mm7, %%mm7 \n\t"
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
"paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
"paddusb "RED_DITHER"(%5), %%mm5 \n\t"
#endif
WRITERGB16(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_YUYV422:
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2PACKED1b(%%REGBP, %5)
WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
}
}
}
#endif /* COMPILE_TEMPLATE_MMX */
if (uvalpha < 2048) {
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
} else {
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
}
}
//FIXME yuy2* can read up to 7 samples too much
static inline void RENAME(yuy2ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"movq "MANGLE(bm01010101)", %%mm2 \n\t"
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",2), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
"pand %%mm2, %%mm0 \n\t"
"pand %%mm2, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"movq %%mm0, (%2, %%"REG_a") \n\t"
"add $8, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)
: "%"REG_a
);
#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, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"movq "MANGLE(bm01010101)", %%mm4 \n\t"
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",4), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
"psrlw $8, %%mm0 \n\t"
"psrlw $8, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"psrlw $8, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
"movd %%mm0, (%3, %%"REG_a") \n\t"
"movd %%mm1, (%2, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
: "%"REG_a
);
#else
int i;
for (i=0; i<width; i++) {
dstU[i]= src1[4*i + 1];
dstV[i]= src1[4*i + 3];
}
#endif
assert(src1 == src2);
}
static inline void RENAME(LEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",2), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
"movq (%2, %%"REG_a",2), %%mm2 \n\t"
"movq 8(%2, %%"REG_a",2), %%mm3 \n\t"
"psrlw $8, %%mm0 \n\t"
"psrlw $8, %%mm1 \n\t"
"psrlw $8, %%mm2 \n\t"
"psrlw $8, %%mm3 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"packuswb %%mm3, %%mm2 \n\t"
"movq %%mm0, (%3, %%"REG_a") \n\t"
"movq %%mm2, (%4, %%"REG_a") \n\t"
"add $8, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)
: "%"REG_a
);
#else
int i;
for (i=0; i<width; i++) {
dstU[i]= src1[2*i + 1];
dstV[i]= src2[2*i + 1];
}
#endif
}
/* This is almost identical to the previous, end exists only because
* yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */
static inline void RENAME(uyvyToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",2), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
"psrlw $8, %%mm0 \n\t"
"psrlw $8, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"movq %%mm0, (%2, %%"REG_a") \n\t"
"add $8, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)
: "%"REG_a
);
#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, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"movq "MANGLE(bm01010101)", %%mm4 \n\t"
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",4), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
"pand %%mm4, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"psrlw $8, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
"movd %%mm0, (%3, %%"REG_a") \n\t"
"movd %%mm1, (%2, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
: "%"REG_a
);
#else
int i;
for (i=0; i<width; i++) {
dstU[i]= src1[4*i + 0];
dstV[i]= src1[4*i + 2];
}
#endif
assert(src1 == src2);
}
static inline void RENAME(BEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"movq "MANGLE(bm01010101)", %%mm4 \n\t"
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",2), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
"movq (%2, %%"REG_a",2), %%mm2 \n\t"
"movq 8(%2, %%"REG_a",2), %%mm3 \n\t"
"pand %%mm4, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"pand %%mm4, %%mm2 \n\t"
"pand %%mm4, %%mm3 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"packuswb %%mm3, %%mm2 \n\t"
"movq %%mm0, (%3, %%"REG_a") \n\t"
"movq %%mm2, (%4, %%"REG_a") \n\t"
"add $8, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)
: "%"REG_a
);
#else
int i;
for (i=0; i<width; i++) {
dstU[i]= src1[2*i];
dstV[i]= src2[2*i];
}
#endif
}
static inline void RENAME(nvXXtoUV)(uint8_t *dst1, uint8_t *dst2,
const uint8_t *src, long width)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"movq "MANGLE(bm01010101)", %%mm4 \n\t"
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",2), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"movq %%mm1, %%mm3 \n\t"
"pand %%mm4, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"psrlw $8, %%mm2 \n\t"
"psrlw $8, %%mm3 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"packuswb %%mm3, %%mm2 \n\t"
"movq %%mm0, (%2, %%"REG_a") \n\t"
"movq %%mm2, (%3, %%"REG_a") \n\t"
"add $8, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst1+width), "r" (dst2+width)
: "%"REG_a
);
#else
int i;
for (i = 0; i < width; i++) {
dst1[i] = src[2*i+0];
dst2[i] = src[2*i+1];
}
#endif
}
static inline void RENAME(nv12ToUV)(uint8_t *dstU, uint8_t *dstV,
const uint8_t *src1, const uint8_t *src2,
long width, uint32_t *unused)
{
RENAME(nvXXtoUV)(dstU, dstV, src1, width);
}
static inline void RENAME(nv21ToUV)(uint8_t *dstU, uint8_t *dstV,
const uint8_t *src1, const uint8_t *src2,
long width, uint32_t *unused)
{
RENAME(nvXXtoUV)(dstV, dstU, src1, width);
}
#if COMPILE_TEMPLATE_MMX
static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, const uint8_t *src, long width, enum PixelFormat srcFormat)
{
if(srcFormat == PIX_FMT_BGR24) {
__asm__ volatile(
"movq "MANGLE(ff_bgr24toY1Coeff)", %%mm5 \n\t"
"movq "MANGLE(ff_bgr24toY2Coeff)", %%mm6 \n\t"
:
);
} else {
__asm__ volatile(
"movq "MANGLE(ff_rgb24toY1Coeff)", %%mm5 \n\t"
"movq "MANGLE(ff_rgb24toY2Coeff)", %%mm6 \n\t"
:
);
}
__asm__ volatile(
"movq "MANGLE(ff_bgr24toYOffset)", %%mm4 \n\t"
"mov %2, %%"REG_a" \n\t"
"pxor %%mm7, %%mm7 \n\t"
"1: \n\t"
PREFETCH" 64(%0) \n\t"
"movd (%0), %%mm0 \n\t"
"movd 2(%0), %%mm1 \n\t"
"movd 6(%0), %%mm2 \n\t"
"movd 8(%0), %%mm3 \n\t"
"add $12, %0 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"pmaddwd %%mm5, %%mm0 \n\t"
"pmaddwd %%mm6, %%mm1 \n\t"
"pmaddwd %%mm5, %%mm2 \n\t"
"pmaddwd %%mm6, %%mm3 \n\t"
"paddd %%mm1, %%mm0 \n\t"
"paddd %%mm3, %%mm2 \n\t"
"paddd %%mm4, %%mm0 \n\t"
"paddd %%mm4, %%mm2 \n\t"
"psrad $15, %%mm0 \n\t"
"psrad $15, %%mm2 \n\t"
"packssdw %%mm2, %%mm0 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"movd %%mm0, (%1, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: "+r" (src)
: "r" (dst+width), "g" ((x86_reg)-width)
: "%"REG_a
);
}
static inline void RENAME(bgr24ToUV_mmx)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, long width, enum PixelFormat srcFormat)
{
__asm__ volatile(
"movq 24+%4, %%mm6 \n\t"
"mov %3, %%"REG_a" \n\t"
"pxor %%mm7, %%mm7 \n\t"
"1: \n\t"
PREFETCH" 64(%0) \n\t"
"movd (%0), %%mm0 \n\t"
"movd 2(%0), %%mm1 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"movq %%mm1, %%mm3 \n\t"
"pmaddwd %4, %%mm0 \n\t"
"pmaddwd 8+%4, %%mm1 \n\t"
"pmaddwd 16+%4, %%mm2 \n\t"
"pmaddwd %%mm6, %%mm3 \n\t"
"paddd %%mm1, %%mm0 \n\t"
"paddd %%mm3, %%mm2 \n\t"
"movd 6(%0), %%mm1 \n\t"
"movd 8(%0), %%mm3 \n\t"
"add $12, %0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"movq %%mm1, %%mm4 \n\t"
"movq %%mm3, %%mm5 \n\t"
"pmaddwd %4, %%mm1 \n\t"
"pmaddwd 8+%4, %%mm3 \n\t"
"pmaddwd 16+%4, %%mm4 \n\t"
"pmaddwd %%mm6, %%mm5 \n\t"
"paddd %%mm3, %%mm1 \n\t"
"paddd %%mm5, %%mm4 \n\t"
"movq "MANGLE(ff_bgr24toUVOffset)", %%mm3 \n\t"
"paddd %%mm3, %%mm0 \n\t"
"paddd %%mm3, %%mm2 \n\t"
"paddd %%mm3, %%mm1 \n\t"
"paddd %%mm3, %%mm4 \n\t"
"psrad $15, %%mm0 \n\t"
"psrad $15, %%mm2 \n\t"
"psrad $15, %%mm1 \n\t"
"psrad $15, %%mm4 \n\t"
"packssdw %%mm1, %%mm0 \n\t"
"packssdw %%mm4, %%mm2 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm2, %%mm2 \n\t"
"movd %%mm0, (%1, %%"REG_a") \n\t"
"movd %%mm2, (%2, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: "+r" (src)
: "r" (dstU+width), "r" (dstV+width), "g" ((x86_reg)-width), "m"(ff_bgr24toUV[srcFormat == PIX_FMT_RGB24][0])
: "%"REG_a
);
}
#endif
static inline void RENAME(bgr24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_BGR24);
#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 /* COMPILE_TEMPLATE_MMX */
}
static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_BGR24);
#else
int i;
for (i=0; i<width; i++) {
int b= src1[3*i + 0];
int g= src1[3*i + 1];
int r= src1[3*i + 2];
dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
}
#endif /* COMPILE_TEMPLATE_MMX */
assert(src1 == src2);
}
static inline void RENAME(bgr24ToUV_half)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
int i;
for (i=0; i<width; i++) {
int b= src1[6*i + 0] + src1[6*i + 3];
int g= src1[6*i + 1] + src1[6*i + 4];
int r= src1[6*i + 2] + src1[6*i + 5];
dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
}
assert(src1 == src2);
}
static inline void RENAME(rgb24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_RGB24);
#else
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);
}
#endif
}
static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
assert(src1==src2);
RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_RGB24);
#else
int i;
assert(src1==src2);
for (i=0; i<width; i++) {
int r= src1[3*i + 0];
int g= src1[3*i + 1];
int b= src1[3*i + 2];
dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
}
#endif
}
static inline void RENAME(rgb24ToUV_half)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
int i;
assert(src1==src2);
for (i=0; i<width; i++) {
int r= src1[6*i + 0] + src1[6*i + 3];
int g= src1[6*i + 1] + src1[6*i + 4];
int b= src1[6*i + 2] + src1[6*i + 5];
dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
}
}
// bilinear / bicubic scaling
static inline void RENAME(hScale)(int16_t *dst, int dstW, const uint8_t *src, int srcW, int xInc,
const int16_t *filter, const int16_t *filterPos, long filterSize)
{
#if COMPILE_TEMPLATE_MMX
assert(filterSize % 4 == 0 && filterSize>0);
if (filterSize==4) { // Always true for upscaling, sometimes for down, too.
x86_reg counter= -2*dstW;
filter-= counter*2;
filterPos-= counter/2;
dst-= counter/2;
__asm__ volatile(
#if defined(PIC)
"push %%"REG_b" \n\t"
#endif
"pxor %%mm7, %%mm7 \n\t"
"push %%"REG_BP" \n\t" // we use 7 regs here ...
"mov %%"REG_a", %%"REG_BP" \n\t"
ASMALIGN(4)
"1: \n\t"
"movzwl (%2, %%"REG_BP"), %%eax \n\t"
"movzwl 2(%2, %%"REG_BP"), %%ebx \n\t"
"movq (%1, %%"REG_BP", 4), %%mm1 \n\t"
"movq 8(%1, %%"REG_BP", 4), %%mm3 \n\t"
"movd (%3, %%"REG_a"), %%mm0 \n\t"
"movd (%3, %%"REG_b"), %%mm2 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"pmaddwd %%mm1, %%mm0 \n\t"
"pmaddwd %%mm2, %%mm3 \n\t"
"movq %%mm0, %%mm4 \n\t"
"punpckldq %%mm3, %%mm0 \n\t"
"punpckhdq %%mm3, %%mm4 \n\t"
"paddd %%mm4, %%mm0 \n\t"
"psrad $7, %%mm0 \n\t"
"packssdw %%mm0, %%mm0 \n\t"
"movd %%mm0, (%4, %%"REG_BP") \n\t"
"add $4, %%"REG_BP" \n\t"
" jnc 1b \n\t"
"pop %%"REG_BP" \n\t"
#if defined(PIC)
"pop %%"REG_b" \n\t"
#endif
: "+a" (counter)
: "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
#if !defined(PIC)
: "%"REG_b
#endif
);
} else if (filterSize==8) {
x86_reg counter= -2*dstW;
filter-= counter*4;
filterPos-= counter/2;
dst-= counter/2;
__asm__ volatile(
#if defined(PIC)
"push %%"REG_b" \n\t"
#endif
"pxor %%mm7, %%mm7 \n\t"
"push %%"REG_BP" \n\t" // we use 7 regs here ...
"mov %%"REG_a", %%"REG_BP" \n\t"
ASMALIGN(4)
"1: \n\t"
"movzwl (%2, %%"REG_BP"), %%eax \n\t"
"movzwl 2(%2, %%"REG_BP"), %%ebx \n\t"
"movq (%1, %%"REG_BP", 8), %%mm1 \n\t"
"movq 16(%1, %%"REG_BP", 8), %%mm3 \n\t"
"movd (%3, %%"REG_a"), %%mm0 \n\t"
"movd (%3, %%"REG_b"), %%mm2 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"pmaddwd %%mm1, %%mm0 \n\t"
"pmaddwd %%mm2, %%mm3 \n\t"
"movq 8(%1, %%"REG_BP", 8), %%mm1 \n\t"
"movq 24(%1, %%"REG_BP", 8), %%mm5 \n\t"
"movd 4(%3, %%"REG_a"), %%mm4 \n\t"
"movd 4(%3, %%"REG_b"), %%mm2 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"pmaddwd %%mm1, %%mm4 \n\t"
"pmaddwd %%mm2, %%mm5 \n\t"
"paddd %%mm4, %%mm0 \n\t"
"paddd %%mm5, %%mm3 \n\t"
"movq %%mm0, %%mm4 \n\t"
"punpckldq %%mm3, %%mm0 \n\t"
"punpckhdq %%mm3, %%mm4 \n\t"
"paddd %%mm4, %%mm0 \n\t"
"psrad $7, %%mm0 \n\t"
"packssdw %%mm0, %%mm0 \n\t"
"movd %%mm0, (%4, %%"REG_BP") \n\t"
"add $4, %%"REG_BP" \n\t"
" jnc 1b \n\t"
"pop %%"REG_BP" \n\t"
#if defined(PIC)
"pop %%"REG_b" \n\t"
#endif
: "+a" (counter)
: "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
#if !defined(PIC)
: "%"REG_b
#endif
);
} else {
const uint8_t *offset = src+filterSize;
x86_reg counter= -2*dstW;
//filter-= counter*filterSize/2;
filterPos-= counter/2;
dst-= counter/2;
__asm__ volatile(
"pxor %%mm7, %%mm7 \n\t"
ASMALIGN(4)
"1: \n\t"
"mov %2, %%"REG_c" \n\t"
"movzwl (%%"REG_c", %0), %%eax \n\t"
"movzwl 2(%%"REG_c", %0), %%edx \n\t"
"mov %5, %%"REG_c" \n\t"
"pxor %%mm4, %%mm4 \n\t"
"pxor %%mm5, %%mm5 \n\t"
"2: \n\t"
"movq (%1), %%mm1 \n\t"
"movq (%1, %6), %%mm3 \n\t"
"movd (%%"REG_c", %%"REG_a"), %%mm0 \n\t"
"movd (%%"REG_c", %%"REG_d"), %%mm2 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"pmaddwd %%mm1, %%mm0 \n\t"
"pmaddwd %%mm2, %%mm3 \n\t"
"paddd %%mm3, %%mm5 \n\t"
"paddd %%mm0, %%mm4 \n\t"
"add $8, %1 \n\t"
"add $4, %%"REG_c" \n\t"
"cmp %4, %%"REG_c" \n\t"
" jb 2b \n\t"
"add %6, %1 \n\t"
"movq %%mm4, %%mm0 \n\t"
"punpckldq %%mm5, %%mm4 \n\t"
"punpckhdq %%mm5, %%mm0 \n\t"
"paddd %%mm0, %%mm4 \n\t"
"psrad $7, %%mm4 \n\t"
"packssdw %%mm4, %%mm4 \n\t"
"mov %3, %%"REG_a" \n\t"
"movd %%mm4, (%%"REG_a", %0) \n\t"
"add $4, %0 \n\t"
" jnc 1b \n\t"
: "+r" (counter), "+r" (filter)
: "m" (filterPos), "m" (dst), "m"(offset),
"m" (src), "r" ((x86_reg)filterSize*2)
: "%"REG_a, "%"REG_c, "%"REG_d
);
}
#else
#if COMPILE_TEMPLATE_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: %d\n", filterPos[i]);
for (j=0; j<filterSize; j++) {
//printf("filter: %d, src: %d\n", filter[i], src[srcPos + j]);
val += ((int)src[srcPos + j])*filter[filterSize*i + j];
}
//filter += hFilterSize;
dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ...
//dst[i] = val>>7;
}
#endif /* COMPILE_TEMPLATE_ALTIVEC */
#endif /* COMPILE_MMX */
}
//FIXME all pal and rgb srcFormats could do this convertion as well
//FIXME all scalers more complex than bilinear could do half of this transform
static void RENAME(chrRangeToJpeg)(uint16_t *dst, int width)
{
int i;
for (i = 0; i < width; i++) {
dst[i ] = (FFMIN(dst[i ],30775)*4663 - 9289992)>>12; //-264
dst[i+VOFW] = (FFMIN(dst[i+VOFW],30775)*4663 - 9289992)>>12; //-264
}
}
static void RENAME(chrRangeFromJpeg)(uint16_t *dst, int width)
{
int i;
for (i = 0; i < width; i++) {
dst[i ] = (dst[i ]*1799 + 4081085)>>11; //1469
dst[i+VOFW] = (dst[i+VOFW]*1799 + 4081085)>>11; //1469
}
}
static void RENAME(lumRangeToJpeg)(uint16_t *dst, int width)
{
int i;
for (i = 0; i < width; i++)
dst[i] = (FFMIN(dst[i],30189)*19077 - 39057361)>>14;
}
static void RENAME(lumRangeFromJpeg)(uint16_t *dst, int width)
{
int i;
for (i = 0; i < width; i++)
dst[i] = (dst[i]*14071 + 33561947)>>14;
}
#define FAST_BILINEAR_X86 \
"subl %%edi, %%esi \n\t" /* src[xx+1] - src[xx] */ \
"imull %%ecx, %%esi \n\t" /* (src[xx+1] - src[xx])*xalpha */ \
"shll $16, %%edi \n\t" \
"addl %%edi, %%esi \n\t" /* src[xx+1]*xalpha + src[xx]*(1-xalpha) */ \
"mov %1, %%"REG_D"\n\t" \
"shrl $9, %%esi \n\t" \
static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
long dstWidth, const uint8_t *src, int srcW,
int xInc)
{
#if ARCH_X86
#if COMPILE_TEMPLATE_MMX2
int32_t *filterPos = c->hLumFilterPos;
int16_t *filter = c->hLumFilter;
int canMMX2BeUsed = c->canMMX2BeUsed;
void *mmx2FilterCode= c->lumMmx2FilterCode;
int i;
#if defined(PIC)
DECLARE_ALIGNED(8, uint64_t, ebxsave);
#endif
if (canMMX2BeUsed) {
__asm__ volatile(
#if defined(PIC)
"mov %%"REG_b", %5 \n\t"
#endif
"pxor %%mm7, %%mm7 \n\t"
"mov %0, %%"REG_c" \n\t"
"mov %1, %%"REG_D" \n\t"
"mov %2, %%"REG_d" \n\t"
"mov %3, %%"REG_b" \n\t"
"xor %%"REG_a", %%"REG_a" \n\t" // i
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
#if ARCH_X86_64
#define CALL_MMX2_FILTER_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
"add %%"REG_S", %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#else
#define CALL_MMX2_FILTER_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#endif /* ARCH_X86_64 */
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
#if defined(PIC)
"mov %5, %%"REG_b" \n\t"
#endif
:: "m" (src), "m" (dst), "m" (filter), "m" (filterPos),
"m" (mmx2FilterCode)
#if defined(PIC)
,"m" (ebxsave)
#endif
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
#if !defined(PIC)
,"%"REG_b
#endif
);
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
} else {
#endif /* COMPILE_TEMPLATE_MMX2 */
x86_reg xInc_shr16 = xInc >> 16;
uint16_t xInc_mask = xInc & 0xffff;
//NO MMX just normal asm ...
__asm__ volatile(
"xor %%"REG_a", %%"REG_a" \n\t" // i
"xor %%"REG_d", %%"REG_d" \n\t" // xx
"xorl %%ecx, %%ecx \n\t" // xalpha
ASMALIGN(4)
"1: \n\t"
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, 2(%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
"add $2, %%"REG_a" \n\t"
"cmp %2, %%"REG_a" \n\t"
" jb 1b \n\t"
:: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask)
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
);
#if COMPILE_TEMPLATE_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 /* ARCH_X86 */
}
// *** horizontal scale Y line to temp buffer
static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src, int srcW, int xInc,
const int16_t *hLumFilter,
const int16_t *hLumFilterPos, int hLumFilterSize,
uint8_t *formatConvBuffer,
uint32_t *pal, int isAlpha)
{
void (*toYV12)(uint8_t *, const uint8_t *, long, uint32_t *) = isAlpha ? c->alpToYV12 : c->lumToYV12;
void (*convertRange)(uint16_t *, int) = isAlpha ? NULL : c->lumConvertRange;
src += isAlpha ? c->alpSrcOffset : c->lumSrcOffset;
if (toYV12) {
toYV12(formatConvBuffer, src, srcW, pal);
src= formatConvBuffer;
}
if (!c->hyscale_fast) {
c->hScale(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);
} else { // fast bilinear upscale / crap downscale
c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc);
}
if (convertRange)
convertRange(dst, dstWidth);
}
static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,
long dstWidth, const uint8_t *src1,
const uint8_t *src2, int srcW, int xInc)
{
#if ARCH_X86
#if COMPILE_TEMPLATE_MMX2
int32_t *filterPos = c->hChrFilterPos;
int16_t *filter = c->hChrFilter;
int canMMX2BeUsed = c->canMMX2BeUsed;
void *mmx2FilterCode= c->chrMmx2FilterCode;
int i;
#if defined(PIC)
DECLARE_ALIGNED(8, uint64_t, ebxsave);
#endif
if (canMMX2BeUsed) {
__asm__ volatile(
#if defined(PIC)
"mov %%"REG_b", %6 \n\t"
#endif
"pxor %%mm7, %%mm7 \n\t"
"mov %0, %%"REG_c" \n\t"
"mov %1, %%"REG_D" \n\t"
"mov %2, %%"REG_d" \n\t"
"mov %3, %%"REG_b" \n\t"
"xor %%"REG_a", %%"REG_a" \n\t" // i
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
"xor %%"REG_a", %%"REG_a" \n\t" // i
"mov %5, %%"REG_c" \n\t" // src
"mov %1, %%"REG_D" \n\t" // buf1
"add $"AV_STRINGIFY(VOF)", %%"REG_D" \n\t"
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
#if defined(PIC)
"mov %6, %%"REG_b" \n\t"
#endif
:: "m" (src1), "m" (dst), "m" (filter), "m" (filterPos),
"m" (mmx2FilterCode), "m" (src2)
#if defined(PIC)
,"m" (ebxsave)
#endif
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
#if !defined(PIC)
,"%"REG_b
#endif
);
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) {
//printf("%d %d %d\n", dstWidth, i, srcW);
dst[i] = src1[srcW-1]*128;
dst[i+VOFW] = src2[srcW-1]*128;
}
} else {
#endif /* COMPILE_TEMPLATE_MMX2 */
x86_reg xInc_shr16 = (x86_reg) (xInc >> 16);
uint16_t xInc_mask = xInc & 0xffff;
__asm__ volatile(
"xor %%"REG_a", %%"REG_a" \n\t" // i
"xor %%"REG_d", %%"REG_d" \n\t" // xx
"xorl %%ecx, %%ecx \n\t" // xalpha
ASMALIGN(4)
"1: \n\t"
"mov %0, %%"REG_S" \n\t"
"movzbl (%%"REG_S", %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%%"REG_S", %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
"movzbl (%5, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%5, %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
"add $1, %%"REG_a" \n\t"
"cmp %2, %%"REG_a" \n\t"
" jb 1b \n\t"
/* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
which is needed to support GCC 4.0. */
#if ARCH_X86_64 && AV_GCC_VERSION_AT_LEAST(3,4)
:: "m" (src1), "m" (dst), "g" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
#else
:: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
#endif
"r" (src2)
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
);
#if COMPILE_TEMPLATE_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+VOFW]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
/* slower
dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
dst[i+VOFW]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
*/
xpos+=xInc;
}
#endif /* ARCH_X86 */
}
inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src1, const uint8_t *src2,
int srcW, int xInc, const int16_t *hChrFilter,
const int16_t *hChrFilterPos, int hChrFilterSize,
uint8_t *formatConvBuffer,
uint32_t *pal)
{
src1 += c->chrSrcOffset;
src2 += c->chrSrcOffset;
if (c->chrToYV12) {
c->chrToYV12(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
if (!c->hcscale_fast) {
c->hScale(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
c->hScale(dst+VOFW, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
} else { // fast bilinear upscale / crap downscale
c->hcscale_fast(c, dst, dstWidth, src1, src2, srcW, xInc);
}
if (c->chrConvertRange)
c->chrConvertRange(dst, dstWidth);
}
#define DEBUG_SWSCALE_BUFFERS 0
#define DEBUG_BUFFERS(...) if (DEBUG_SWSCALE_BUFFERS) av_log(c, AV_LOG_DEBUG, __VA_ARGS__)
static int RENAME(swScale)(SwsContext *c, const 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 enum PixelFormat dstFormat= c->dstFormat;
const int flags= c->flags;
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;
int32_t av_unused *alpMmxFilter= c->alpMmxFilter;
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;
int16_t **alpPixBuf= c->alpPixBuf;
const int vLumBufSize= c->vLumBufSize;
const int vChrBufSize= c->vChrBufSize;
uint8_t *formatConvBuffer= c->formatConvBuffer;
const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;
const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
int lastDstY;
uint32_t *pal=c->pal_yuv;
/* vars which will change and which we need to store 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[3]= src[0];
srcStride[0]=
srcStride[1]=
srcStride[2]=
srcStride[3]= srcStride[0];
}
srcStride[1]<<= c->vChrDrop;
srcStride[2]<<= c->vChrDrop;
DEBUG_BUFFERS("swScale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n",
src[0], srcStride[0], src[1], srcStride[1], src[2], srcStride[2], src[3], srcStride[3],
dst[0], dstStride[0], dst[1], dstStride[1], dst[2], dstStride[2], dst[3], dstStride[3]);
DEBUG_BUFFERS("srcSliceY: %d srcSliceH: %d dstY: %d dstH: %d\n",
srcSliceY, srcSliceH, dstY, dstH);
DEBUG_BUFFERS("vLumFilterSize: %d vLumBufSize: %d vChrFilterSize: %d vChrBufSize: %d\n",
vLumFilterSize, vLumBufSize, vChrFilterSize, vChrBufSize);
if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0) {
static int warnedAlready=0; //FIXME move this into the context perhaps
if (flags & SWS_PRINT_INFO && !warnedAlready) {
av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n"
" ->cannot do aligned memory accesses anymore\n");
warnedAlready=1;
}
}
/* 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 people might do it. */
if (srcSliceY ==0) {
lumBufIndex=-1;
chrBufIndex=-1;
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;
unsigned char *aDest=(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3]+dstStride[3]*dstY : NULL;
const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
const int firstLumSrcY2= vLumFilterPos[FFMIN(dstY | ((1<<c->chrDstVSubSample) - 1), dstH-1)];
const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input
int lastLumSrcY2=firstLumSrcY2+ vLumFilterSize -1; // Last line needed as input
int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input
int enough_lines;
//handle holes (FAST_BILINEAR & weird filters)
if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;
if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;
assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);
assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);
DEBUG_BUFFERS("dstY: %d\n", dstY);
DEBUG_BUFFERS("\tfirstLumSrcY: %d lastLumSrcY: %d lastInLumBuf: %d\n",
firstLumSrcY, lastLumSrcY, lastInLumBuf);
DEBUG_BUFFERS("\tfirstChrSrcY: %d lastChrSrcY: %d lastInChrBuf: %d\n",
firstChrSrcY, lastChrSrcY, lastInChrBuf);
// Do we have enough lines in this slice to output the dstY line
enough_lines = lastLumSrcY2 < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample);
if (!enough_lines) {
lastLumSrcY = srcSliceY + srcSliceH - 1;
lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1;
DEBUG_BUFFERS("buffering slice: lastLumSrcY %d lastChrSrcY %d\n",
lastLumSrcY, lastChrSrcY);
}
//Do horizontal scaling
while(lastInLumBuf < lastLumSrcY) {
const uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
const uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
lumBufIndex++;
assert(lumBufIndex < 2*vLumBufSize);
assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
assert(lastInLumBuf + 1 - srcSliceY >= 0);
RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
hLumFilter, hLumFilterPos, hLumFilterSize,
formatConvBuffer,
pal, 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
hLumFilter, hLumFilterPos, hLumFilterSize,
formatConvBuffer,
pal, 1);
lastInLumBuf++;
DEBUG_BUFFERS("\t\tlumBufIndex %d: lastInLumBuf: %d\n",
lumBufIndex, lastInLumBuf);
}
while(lastInChrBuf < lastChrSrcY) {
const uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
const 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 (c->needs_hcscale)
RENAME(hcscale)(c, chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
hChrFilter, hChrFilterPos, hChrFilterSize,
formatConvBuffer,
pal);
lastInChrBuf++;
DEBUG_BUFFERS("\t\tchrBufIndex %d: lastInChrBuf: %d\n",
chrBufIndex, lastInChrBuf);
}
//wrap buf index around to stay inside the ring buffer
if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
if (!enough_lines)
break; //we can't output a dstY line so let's try with the next slice
#if COMPILE_TEMPLATE_MMX
c->blueDither= ff_dither8[dstY&1];
if (c->dstFormat == PIX_FMT_RGB555 || c->dstFormat == PIX_FMT_BGR555)
c->greenDither= ff_dither8[dstY&1];
else
c->greenDither= ff_dither4[dstY&1];
c->redDither= ff_dither8[(dstY+1)&1];
#endif
if (dstY < dstH-2) {
const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
const int16_t **chrSrcPtr= (const int16_t **) chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
#if COMPILE_TEMPLATE_MMX
int i;
if (flags & SWS_ACCURATE_RND) {
int s= APCK_SIZE / 8;
for (i=0; i<vLumFilterSize; i+=2) {
*(const void**)&lumMmxFilter[s*i ]= lumSrcPtr[i ];
*(const void**)&lumMmxFilter[s*i+APCK_PTR2/4 ]= lumSrcPtr[i+(vLumFilterSize>1)];
lumMmxFilter[s*i+APCK_COEF/4 ]=
lumMmxFilter[s*i+APCK_COEF/4+1]= vLumFilter[dstY*vLumFilterSize + i ]
+ (vLumFilterSize>1 ? vLumFilter[dstY*vLumFilterSize + i + 1]<<16 : 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
*(const void**)&alpMmxFilter[s*i ]= alpSrcPtr[i ];
*(const void**)&alpMmxFilter[s*i+APCK_PTR2/4 ]= alpSrcPtr[i+(vLumFilterSize>1)];
alpMmxFilter[s*i+APCK_COEF/4 ]=
alpMmxFilter[s*i+APCK_COEF/4+1]= lumMmxFilter[s*i+APCK_COEF/4 ];
}
}
for (i=0; i<vChrFilterSize; i+=2) {
*(const void**)&chrMmxFilter[s*i ]= chrSrcPtr[i ];
*(const void**)&chrMmxFilter[s*i+APCK_PTR2/4 ]= chrSrcPtr[i+(vChrFilterSize>1)];
chrMmxFilter[s*i+APCK_COEF/4 ]=
chrMmxFilter[s*i+APCK_COEF/4+1]= vChrFilter[chrDstY*vChrFilterSize + i ]
+ (vChrFilterSize>1 ? vChrFilter[chrDstY*vChrFilterSize + i + 1]<<16 : 0);
}
} else {
for (i=0; i<vLumFilterSize; i++) {
lumMmxFilter[4*i+0]= (int32_t)lumSrcPtr[i];
lumMmxFilter[4*i+1]= (uint64_t)lumSrcPtr[i] >> 32;
lumMmxFilter[4*i+2]=
lumMmxFilter[4*i+3]=
((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;
if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
alpMmxFilter[4*i+0]= (int32_t)alpSrcPtr[i];
alpMmxFilter[4*i+1]= (uint64_t)alpSrcPtr[i] >> 32;
alpMmxFilter[4*i+2]=
alpMmxFilter[4*i+3]= lumMmxFilter[4*i+2];
}
}
for (i=0; i<vChrFilterSize; i++) {
chrMmxFilter[4*i+0]= (int32_t)chrSrcPtr[i];
chrMmxFilter[4*i+1]= (uint64_t)chrSrcPtr[i] >> 32;
chrMmxFilter[4*i+2]=
chrMmxFilter[4*i+3]=
((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001;
}
}
#endif
if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
c->yuv2nv12X(c,
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, uDest, dstW, chrDstW, dstFormat);
} else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
if (is16BPS(dstFormat)) {
yuv2yuvX16inC(
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest, (uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
dstFormat);
} else if (vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12
const int16_t *lumBuf = lumSrcPtr[0];
const int16_t *chrBuf= chrSrcPtr[0];
const int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL;
c->yuv2yuv1(c, lumBuf, chrBuf, alpBuf, dest, uDest, vDest, aDest, dstW, chrDstW);
} else { //General YV12
c->yuv2yuvX(c,
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, uDest, vDest, aDest, 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];
if(flags & SWS_FULL_CHR_H_INT) {
yuv2rgbXinC_full(c, //FIXME write a packed1_full function
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, dstW, dstY);
} else {
c->yuv2packed1(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),
alpPixBuf ? *alpSrcPtr : NULL,
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];
lumMmxFilter[2]=
lumMmxFilter[3]= vLumFilter[2*dstY ]*0x10001;
chrMmxFilter[2]=
chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;
if(flags & SWS_FULL_CHR_H_INT) {
yuv2rgbXinC_full(c, //FIXME write a packed2_full function
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, dstW, dstY);
} else {
c->yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),
alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,
dest, dstW, lumAlpha, chrAlpha, dstY);
}
} else { //general RGB
if(flags & SWS_FULL_CHR_H_INT) {
yuv2rgbXinC_full(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, dstW, dstY);
} else {
c->yuv2packedX(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, dstW, dstY);
}
}
}
} else { // hmm looks like we can't use MMX here without overwriting this array's tail
const int16_t **lumSrcPtr= (const int16_t **)lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
const int16_t **chrSrcPtr= (const int16_t **)chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **)alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
yuv2nv12XinC(
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
dest, uDest, dstW, chrDstW, dstFormat);
} else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
if (is16BPS(dstFormat)) {
yuv2yuvX16inC(
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest, (uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
dstFormat);
} else {
yuv2yuvXinC(
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
}
} else {
assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
if(flags & SWS_FULL_CHR_H_INT) {
yuv2rgbXinC_full(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, dstW, dstY);
} else {
yuv2packedXinC(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
alpSrcPtr, dest, dstW, dstY);
}
}
}
}
if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf)
fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255);
#if COMPILE_TEMPLATE_MMX
if (flags & SWS_CPU_CAPS_MMX2 ) __asm__ volatile("sfence":::"memory");
/* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
if (flags & SWS_CPU_CAPS_3DNOW) __asm__ volatile("femms" :::"memory");
else __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;
}
static void RENAME(sws_init_swScale)(SwsContext *c)
{
enum PixelFormat srcFormat = c->srcFormat;
c->yuv2nv12X = RENAME(yuv2nv12X );
c->yuv2yuv1 = RENAME(yuv2yuv1 );
c->yuv2yuvX = RENAME(yuv2yuvX );
c->yuv2packed1 = RENAME(yuv2packed1 );
c->yuv2packed2 = RENAME(yuv2packed2 );
c->yuv2packedX = RENAME(yuv2packedX );
c->hScale = RENAME(hScale );
#if COMPILE_TEMPLATE_MMX
// Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
if (c->flags & SWS_FAST_BILINEAR && c->canMMX2BeUsed)
#else
if (c->flags & SWS_FAST_BILINEAR)
#endif
{
c->hyscale_fast = RENAME(hyscale_fast);
c->hcscale_fast = RENAME(hcscale_fast);
}
c->chrToYV12 = NULL;
switch(srcFormat) {
case PIX_FMT_YUYV422 : c->chrToYV12 = RENAME(yuy2ToUV); break;
case PIX_FMT_UYVY422 : c->chrToYV12 = RENAME(uyvyToUV); break;
case PIX_FMT_NV12 : c->chrToYV12 = RENAME(nv12ToUV); break;
case PIX_FMT_NV21 : c->chrToYV12 = RENAME(nv21ToUV); break;
case PIX_FMT_RGB8 :
case PIX_FMT_BGR8 :
case PIX_FMT_PAL8 :
case PIX_FMT_BGR4_BYTE:
case PIX_FMT_RGB4_BYTE: c->chrToYV12 = palToUV; break;
case PIX_FMT_YUV420P16BE:
case PIX_FMT_YUV422P16BE:
case PIX_FMT_YUV444P16BE: c->chrToYV12 = RENAME(BEToUV); break;
case PIX_FMT_YUV420P16LE:
case PIX_FMT_YUV422P16LE:
case PIX_FMT_YUV444P16LE: c->chrToYV12 = RENAME(LEToUV); break;
}
if (c->chrSrcHSubSample) {
switch(srcFormat) {
case PIX_FMT_RGB48BE:
case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48ToUV_half; break;
case PIX_FMT_RGB32 :
case PIX_FMT_RGB32_1: c->chrToYV12 = bgr32ToUV_half; break;
case PIX_FMT_BGR24 : c->chrToYV12 = RENAME(bgr24ToUV_half); break;
case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV_half; break;
case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV_half; break;
case PIX_FMT_BGR32 :
case PIX_FMT_BGR32_1: c->chrToYV12 = rgb32ToUV_half; break;
case PIX_FMT_RGB24 : c->chrToYV12 = RENAME(rgb24ToUV_half); break;
case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV_half; break;
case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV_half; break;
}
} else {
switch(srcFormat) {
case PIX_FMT_RGB48BE:
case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48ToUV; break;
case PIX_FMT_RGB32 :
case PIX_FMT_RGB32_1: c->chrToYV12 = bgr32ToUV; break;
case PIX_FMT_BGR24 : c->chrToYV12 = RENAME(bgr24ToUV); break;
case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV; break;
case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV; break;
case PIX_FMT_BGR32 :
case PIX_FMT_BGR32_1: c->chrToYV12 = rgb32ToUV; break;
case PIX_FMT_RGB24 : c->chrToYV12 = RENAME(rgb24ToUV); break;
case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV; break;
case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV; break;
}
}
c->lumToYV12 = NULL;
c->alpToYV12 = NULL;
switch (srcFormat) {
case PIX_FMT_YUYV422 :
case PIX_FMT_YUV420P16BE:
case PIX_FMT_YUV422P16BE:
case PIX_FMT_YUV444P16BE:
case PIX_FMT_GRAY16BE : c->lumToYV12 = RENAME(yuy2ToY); break;
case PIX_FMT_UYVY422 :
case PIX_FMT_YUV420P16LE:
case PIX_FMT_YUV422P16LE:
case PIX_FMT_YUV444P16LE:
case PIX_FMT_GRAY16LE : c->lumToYV12 = RENAME(uyvyToY); break;
case PIX_FMT_BGR24 : c->lumToYV12 = RENAME(bgr24ToY); break;
case PIX_FMT_BGR565 : c->lumToYV12 = bgr16ToY; break;
case PIX_FMT_BGR555 : c->lumToYV12 = bgr15ToY; break;
case PIX_FMT_RGB24 : c->lumToYV12 = RENAME(rgb24ToY); break;
case PIX_FMT_RGB565 : c->lumToYV12 = rgb16ToY; break;
case PIX_FMT_RGB555 : c->lumToYV12 = rgb15ToY; break;
case PIX_FMT_RGB8 :
case PIX_FMT_BGR8 :
case PIX_FMT_PAL8 :
case PIX_FMT_BGR4_BYTE:
case PIX_FMT_RGB4_BYTE: c->lumToYV12 = palToY; break;
case PIX_FMT_MONOBLACK: c->lumToYV12 = monoblack2Y; break;
case PIX_FMT_MONOWHITE: c->lumToYV12 = monowhite2Y; break;
case PIX_FMT_RGB32 :
case PIX_FMT_RGB32_1: c->lumToYV12 = bgr32ToY; break;
case PIX_FMT_BGR32 :
case PIX_FMT_BGR32_1: c->lumToYV12 = rgb32ToY; break;
case PIX_FMT_RGB48BE:
case PIX_FMT_RGB48LE: c->lumToYV12 = rgb48ToY; break;
}
if (c->alpPixBuf) {
switch (srcFormat) {
case PIX_FMT_RGB32 :
case PIX_FMT_RGB32_1:
case PIX_FMT_BGR32 :
case PIX_FMT_BGR32_1: c->alpToYV12 = abgrToA; break;
}
}
switch (srcFormat) {
case PIX_FMT_RGB32 :
case PIX_FMT_BGR32 :
c->alpSrcOffset = 3;
break;
case PIX_FMT_RGB32_1:
case PIX_FMT_BGR32_1:
c->lumSrcOffset = ALT32_CORR;
c->chrSrcOffset = ALT32_CORR;
break;
case PIX_FMT_RGB48LE:
c->lumSrcOffset = 1;
c->chrSrcOffset = 1;
c->alpSrcOffset = 1;
break;
}
if (c->srcRange != c->dstRange && !isAnyRGB(c->dstFormat)) {
if (c->srcRange) {
c->lumConvertRange = RENAME(lumRangeFromJpeg);
c->chrConvertRange = RENAME(chrRangeFromJpeg);
} else {
c->lumConvertRange = RENAME(lumRangeToJpeg);
c->chrConvertRange = RENAME(chrRangeToJpeg);
}
}
if (!(isGray(srcFormat) || isGray(c->dstFormat) ||
srcFormat == PIX_FMT_MONOBLACK || srcFormat == PIX_FMT_MONOWHITE))
c->needs_hcscale = 1;
}
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