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ffmpeg/libswscale/swscale_template.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 General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU 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
*
* The C code (not assembly, MMX, ...) of this file can be used
* under the LGPL license.
*/
#undef REAL_MOVNTQ
#undef MOVNTQ
#undef PAVGB
#undef PREFETCH
#undef PREFETCHW
#if HAVE_AMD3DNOW
#define PREFETCH "prefetch"
#define PREFETCHW "prefetchw"
#elif HAVE_MMX2
#define PREFETCH "prefetchnta"
#define PREFETCHW "prefetcht0"
#else
#define PREFETCH " # nop"
#define PREFETCHW " # nop"
#endif
#if HAVE_MMX2
#define PAVGB(a,b) "pavgb " #a ", " #b " \n\t"
#elif HAVE_AMD3DNOW
#define PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"
#endif
#if HAVE_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 HAVE_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 HAVE_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 HAVE_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 HAVE_ALTIVEC
yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
dest, uDest, vDest, dstW, chrDstW);
#else //HAVE_ALTIVEC
yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
chrFilter, chrSrc, chrFilterSize,
alpSrc, dest, uDest, vDest, aDest, dstW, chrDstW);
#endif //!HAVE_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, int 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 HAVE_MMX
if(!(c->flags & SWS_BITEXACT)){
long p= 4;
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 HAVE_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 /* HAVE_MMX */
#if HAVE_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 HAVE_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(%%REGBP, %5)
YSCALEYUV2RGB_YA(%%REGBP, %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), %%REGBP, %%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)
: "%"REG_BP
);
#else
*(uint16_t **)(&c->u_temp)=abuf0;
*(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 //HAVE_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, int 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 HAVE_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 /* HAVE_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 HAVE_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 HAVE_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 HAVE_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 HAVE_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 HAVE_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 HAVE_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
}
#if HAVE_MMX
static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, const uint8_t *src, long width, int 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, int 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 HAVE_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 /* HAVE_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 HAVE_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 /* HAVE_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 HAVE_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 HAVE_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 HAVE_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
{
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 HAVE_ALTIVEC
hScale_altivec_real(dst, dstW, src, srcW, xInc, filter, filterPos, filterSize);
#else
int i;
for (i=0; i<dstW; i++)
{
int j;
int srcPos= filterPos[i];
int val=0;
//printf("filterPos: %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 /* HAVE_ALTIVEC */
#endif /* HAVE_MMX */
}
static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
int dstWidth, const uint8_t *src, int srcW,
int xInc)
{
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;
}
}
// *** 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,
int flags, const int16_t *hLumFilter,
const int16_t *hLumFilterPos, int hLumFilterSize,
int srcFormat, uint8_t *formatConvBuffer,
uint32_t *pal, int isAlpha)
{
int32_t av_unused *mmx2FilterPos = c->lumMmx2FilterPos;
int16_t av_unused *mmx2Filter = c->lumMmx2Filter;
int av_unused canMMX2BeUsed = c->canMMX2BeUsed;
void av_unused *funnyYCode = c->funnyYCode;
void (*internal_func)(uint8_t *, const uint8_t *, long, uint32_t *) = isAlpha ? c->hascale_internal : c->hyscale_internal;
if (isAlpha) {
if (srcFormat == PIX_FMT_RGB32 || srcFormat == PIX_FMT_BGR32 )
src += 3;
} else {
if (srcFormat == PIX_FMT_RGB32_1 || srcFormat == PIX_FMT_BGR32_1)
src += ALT32_CORR;
}
if (srcFormat == PIX_FMT_RGB48LE)
src++;
if (internal_func) {
internal_func(formatConvBuffer, src, srcW, pal);
src= formatConvBuffer;
}
#if HAVE_MMX
// Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
if (!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
#else
if (!(flags&SWS_FAST_BILINEAR))
#endif
{
c->hScale(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);
}
else // fast bilinear upscale / crap downscale
{
#if ARCH_X86 && CONFIG_GPL
#if HAVE_MMX2
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 FUNNY_Y_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 FUNNY_Y_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 */
FUNNY_Y_CODE
FUNNY_Y_CODE
FUNNY_Y_CODE
FUNNY_Y_CODE
FUNNY_Y_CODE
FUNNY_Y_CODE
FUNNY_Y_CODE
FUNNY_Y_CODE
#if defined(PIC)
"mov %5, %%"REG_b" \n\t"
#endif
:: "m" (src), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
"m" (funnyYCode)
#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 /* HAVE_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" // 2*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]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>8 + carry
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"movw %%si, 2(%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>8 + 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 HAVE_MMX2
} //if MMX2 can't be used
#endif
#else
c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc);
#endif /* ARCH_X86 */
}
if(!isAlpha && c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){
int i;
//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
if(c->srcRange){
for (i=0; i<dstWidth; i++)
dst[i]= (dst[i]*14071 + 33561947)>>14;
}else{
for (i=0; i<dstWidth; i++)
dst[i]= (FFMIN(dst[i],30189)*19077 - 39057361)>>14;
}
}
}
static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,
int dstWidth, const uint8_t *src1,
const uint8_t *src2, int srcW, int xInc)
{
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;
}
}
inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src1, const uint8_t *src2,
int srcW, int xInc, int flags, const int16_t *hChrFilter,
const int16_t *hChrFilterPos, int hChrFilterSize,
int srcFormat, uint8_t *formatConvBuffer,
uint32_t *pal)
{
int32_t av_unused *mmx2FilterPos = c->chrMmx2FilterPos;
int16_t av_unused *mmx2Filter = c->chrMmx2Filter;
int av_unused canMMX2BeUsed = c->canMMX2BeUsed;
void av_unused *funnyUVCode = c->funnyUVCode;
if (isGray(srcFormat) || srcFormat==PIX_FMT_MONOBLACK || srcFormat==PIX_FMT_MONOWHITE)
return;
if (srcFormat==PIX_FMT_RGB32_1 || srcFormat==PIX_FMT_BGR32_1) {
src1 += ALT32_CORR;
src2 += ALT32_CORR;
}
if (srcFormat==PIX_FMT_RGB48LE) {
src1++;
src2++;
}
if (c->hcscale_internal) {
c->hcscale_internal(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
#if HAVE_MMX
// Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
if (!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
#else
if (!(flags&SWS_FAST_BILINEAR))
#endif
{
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
{
#if ARCH_X86 && CONFIG_GPL
#if HAVE_MMX2
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"
#if ARCH_X86_64
#define FUNNY_UV_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 FUNNY_UV_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 */
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_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"
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
#if defined(PIC)
"mov %6, %%"REG_b" \n\t"
#endif
:: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
"m" (funnyUVCode), "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 /* HAVE_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" // 2*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]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"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]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"movw %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>8 + 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 && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 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 HAVE_MMX2
} //if MMX2 can't be used
#endif
#else
c->hcscale_fast(c, dst, dstWidth, src1, src2, srcW, xInc);
#endif /* ARCH_X86 */
}
if(c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){
int i;
//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
if(c->srcRange){
for (i=0; i<dstWidth; i++){
dst[i ]= (dst[i ]*1799 + 4081085)>>11; //1469
dst[i+VOFW]= (dst[i+VOFW]*1799 + 4081085)>>11; //1469
}
}else{
for (i=0; i<dstWidth; i++){
dst[i ]= (FFMIN(dst[i ],30775)*4663 - 9289992)>>12; //-264
dst[i+VOFW]= (FFMIN(dst[i+VOFW],30775)*4663 - 9289992)>>12; //-264
}
}
}
}
static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* dst[], int dstStride[]){
/* load a few things into local vars to make the code more readable? and faster */
const int srcW= c->srcW;
const int dstW= c->dstW;
const int dstH= c->dstH;
const int chrDstW= c->chrDstW;
const int chrSrcW= c->chrSrcW;
const int lumXInc= c->lumXInc;
const int chrXInc= c->chrXInc;
const int dstFormat= c->dstFormat;
const int srcFormat= c->srcFormat;
const int flags= c->flags;
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 *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;
//printf("swscale %X %X %X -> %X %X %X\n", (int)src[0], (int)src[1], (int)src[2],
// (int)dst[0], (int)dst[1], (int)dst[2]);
#if 0 //self test FIXME move to a vfilter or something
{
static volatile int i=0;
i++;
if (srcFormat==PIX_FMT_YUV420P && i==1 && srcSliceH>= c->srcH)
selfTest(src, srcStride, c->srcW, c->srcH);
i--;
}
#endif
//printf("sws Strides:%d %d %d -> %d %d %d\n", srcStride[0],srcStride[1],srcStride[2],
//dstStride[0],dstStride[1],dstStride[2]);
if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || 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=0;
chrBufIndex=0;
dstY=0;
lastInLumBuf= -1;
lastInChrBuf= -1;
}
lastDstY= dstY;
for (;dstY < dstH; dstY++){
unsigned char *dest =dst[0]+dstStride[0]*dstY;
const int chrDstY= dstY>>c->chrDstVSubSample;
unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;
unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;
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 firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
const int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input
const int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input
//printf("dstY:%d dstH:%d firstLumSrcY:%d lastInLumBuf:%d vLumBufSize: %d vChrBufSize: %d slice: %d %d vLumFilterSize: %d firstChrSrcY: %d vChrFilterSize: %d c->chrSrcVSubSample: %d\n",
// dstY, dstH, firstLumSrcY, lastInLumBuf, vLumBufSize, vChrBufSize, srcSliceY, srcSliceH, vLumFilterSize, firstChrSrcY, vChrFilterSize, c->chrSrcVSubSample);
//handle holes (FAST_BILINEAR & weird filters)
if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;
if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;
//printf("%d %d %d\n", firstChrSrcY, lastInChrBuf, vChrBufSize);
assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);
assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);
// Do we have enough lines in this slice to output the dstY line
if (lastLumSrcY < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample))
{
//Do horizontal scaling
while(lastInLumBuf < lastLumSrcY)
{
uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
lumBufIndex++;
//printf("%d %d %d %d\n", lumBufIndex, vLumBufSize, lastInLumBuf, lastLumSrcY);
assert(lumBufIndex < 2*vLumBufSize);
assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
assert(lastInLumBuf + 1 - srcSliceY >= 0);
//printf("%d %d\n", lumBufIndex, vLumBufSize);
RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
flags, hLumFilter, hLumFilterPos, hLumFilterSize,
c->srcFormat, formatConvBuffer,
pal, 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
flags, hLumFilter, hLumFilterPos, hLumFilterSize,
c->srcFormat, formatConvBuffer,
pal, 1);
lastInLumBuf++;
}
while(lastInChrBuf < lastChrSrcY)
{
uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
chrBufIndex++;
assert(chrBufIndex < 2*vChrBufSize);
assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH));
assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
//FIXME replace parameters through context struct (some at least)
if (!(isGray(srcFormat) || isGray(dstFormat)))
RENAME(hcscale)(c, chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
flags, hChrFilter, hChrFilterPos, hChrFilterSize,
c->srcFormat, formatConvBuffer,
pal);
lastInChrBuf++;
}
//wrap buf index around to stay inside the ring buffer
if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
}
else // not enough lines left in this slice -> load the rest in the buffer
{
/* printf("%d %d Last:%d %d LastInBuf:%d %d Index:%d %d Y:%d FSize: %d %d BSize: %d %d\n",
firstChrSrcY,firstLumSrcY,lastChrSrcY,lastLumSrcY,
lastInChrBuf,lastInLumBuf,chrBufIndex,lumBufIndex,dstY,vChrFilterSize,vLumFilterSize,
vChrBufSize, vLumBufSize);*/
//Do horizontal scaling
while(lastInLumBuf+1 < srcSliceY + srcSliceH)
{
uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
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,
flags, hLumFilter, hLumFilterPos, hLumFilterSize,
c->srcFormat, formatConvBuffer,
pal, 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
flags, hLumFilter, hLumFilterPos, hLumFilterSize,
c->srcFormat, formatConvBuffer,
pal, 1);
lastInLumBuf++;
}
while(lastInChrBuf+1 < (chrSrcSliceY + chrSrcSliceH))
{
uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
chrBufIndex++;
assert(chrBufIndex < 2*vChrBufSize);
assert(lastInChrBuf + 1 - chrSrcSliceY < chrSrcSliceH);
assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
if (!(isGray(srcFormat) || isGray(dstFormat)))
RENAME(hcscale)(c, chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
flags, hChrFilter, hChrFilterPos, hChrFilterSize,
c->srcFormat, formatConvBuffer,
pal);
lastInChrBuf++;
}
//wrap buf index around to stay inside the ring buffer
if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
break; //we can't output a dstY line so let's try with the next slice
}
#if HAVE_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 HAVE_MMX
int i;
if (flags & SWS_ACCURATE_RND){
int s= APCK_SIZE / 8;
for (i=0; i<vLumFilterSize; i+=2){
*(void**)&lumMmxFilter[s*i ]= lumSrcPtr[i ];
*(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){
*(void**)&alpMmxFilter[s*i ]= alpSrcPtr[i ];
*(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){
*(void**)&chrMmxFilter[s*i ]= chrSrcPtr[i ];
*(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 (vLumFilterSize == 1 && vChrFilterSize == 1) // unscaled YV12
{
int16_t *lumBuf = lumPixBuf[0];
int16_t *chrBuf= chrPixBuf[0];
int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpPixBuf[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
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 HAVE_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 );
c->hyscale_fast = RENAME(hyscale_fast);
c->hcscale_fast = RENAME(hcscale_fast);
c->hcscale_internal = NULL;
switch(srcFormat) {
case PIX_FMT_YUYV422 : c->hcscale_internal = RENAME(yuy2ToUV); break;
case PIX_FMT_UYVY422 : c->hcscale_internal = RENAME(uyvyToUV); break;
case PIX_FMT_RGB8 :
case PIX_FMT_BGR8 :
case PIX_FMT_PAL8 :
case PIX_FMT_BGR4_BYTE:
case PIX_FMT_RGB4_BYTE: c->hcscale_internal = palToUV; break;
case PIX_FMT_YUV420PBE:
case PIX_FMT_YUV422PBE:
case PIX_FMT_YUV444PBE: c->hcscale_internal = RENAME(BEToUV); break;
case PIX_FMT_YUV420PLE:
case PIX_FMT_YUV422PLE:
case PIX_FMT_YUV444PLE: c->hcscale_internal = RENAME(LEToUV); break;
}
if (c->chrSrcHSubSample) {
switch(srcFormat) {
case PIX_FMT_RGB48BE:
case PIX_FMT_RGB48LE: c->hcscale_internal = rgb48ToUV_half; break;
case PIX_FMT_RGB32 :
case PIX_FMT_RGB32_1: c->hcscale_internal = bgr32ToUV_half; break;
case PIX_FMT_BGR24 : c->hcscale_internal = RENAME(bgr24ToUV_half); break;
case PIX_FMT_BGR565 : c->hcscale_internal = bgr16ToUV_half; break;
case PIX_FMT_BGR555 : c->hcscale_internal = bgr15ToUV_half; break;
case PIX_FMT_BGR32 :
case PIX_FMT_BGR32_1: c->hcscale_internal = rgb32ToUV_half; break;
case PIX_FMT_RGB24 : c->hcscale_internal = RENAME(rgb24ToUV_half); break;
case PIX_FMT_RGB565 : c->hcscale_internal = rgb16ToUV_half; break;
case PIX_FMT_RGB555 : c->hcscale_internal = rgb15ToUV_half; break;
}
} else {
switch(srcFormat) {
case PIX_FMT_RGB48BE:
case PIX_FMT_RGB48LE: c->hcscale_internal = rgb48ToUV; break;
case PIX_FMT_RGB32 :
case PIX_FMT_RGB32_1: c->hcscale_internal = bgr32ToUV; break;
case PIX_FMT_BGR24 : c->hcscale_internal = RENAME(bgr24ToUV); break;
case PIX_FMT_BGR565 : c->hcscale_internal = bgr16ToUV; break;
case PIX_FMT_BGR555 : c->hcscale_internal = bgr15ToUV; break;
case PIX_FMT_BGR32 :
case PIX_FMT_BGR32_1: c->hcscale_internal = rgb32ToUV; break;
case PIX_FMT_RGB24 : c->hcscale_internal = RENAME(rgb24ToUV); break;
case PIX_FMT_RGB565 : c->hcscale_internal = rgb16ToUV; break;
case PIX_FMT_RGB555 : c->hcscale_internal = rgb15ToUV; break;
}
}
c->hyscale_internal = NULL;
c->hascale_internal = NULL;
switch (srcFormat) {
case PIX_FMT_YUYV422 :
case PIX_FMT_YUV420PBE:
case PIX_FMT_YUV422PBE:
case PIX_FMT_YUV444PBE:
case PIX_FMT_GRAY16BE : c->hyscale_internal = RENAME(yuy2ToY); break;
case PIX_FMT_UYVY422 :
case PIX_FMT_YUV420PLE:
case PIX_FMT_YUV422PLE:
case PIX_FMT_YUV444PLE:
case PIX_FMT_GRAY16LE : c->hyscale_internal = RENAME(uyvyToY); break;
case PIX_FMT_BGR24 : c->hyscale_internal = RENAME(bgr24ToY); break;
case PIX_FMT_BGR565 : c->hyscale_internal = bgr16ToY; break;
case PIX_FMT_BGR555 : c->hyscale_internal = bgr15ToY; break;
case PIX_FMT_RGB24 : c->hyscale_internal = RENAME(rgb24ToY); break;
case PIX_FMT_RGB565 : c->hyscale_internal = rgb16ToY; break;
case PIX_FMT_RGB555 : c->hyscale_internal = 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->hyscale_internal = palToY; break;
case PIX_FMT_MONOBLACK: c->hyscale_internal = monoblack2Y; break;
case PIX_FMT_MONOWHITE: c->hyscale_internal = monowhite2Y; break;
case PIX_FMT_RGB32 :
case PIX_FMT_RGB32_1: c->hyscale_internal = bgr32ToY; break;
case PIX_FMT_BGR32 :
case PIX_FMT_BGR32_1: c->hyscale_internal = rgb32ToY; break;
case PIX_FMT_RGB48BE:
case PIX_FMT_RGB48LE: c->hyscale_internal = 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->hascale_internal = abgrToA; break;
}
}
}
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