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![Michael Niedermayer](/assets/img/avatar_default.png)
-sws command line option (0 -> fast_bilinear, 1->bilinear, 2->bicubic) Originally committed as revision 3273 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
2034 lines
59 KiB
C
2034 lines
59 KiB
C
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// Software scaling and colorspace conversion routines for MPlayer
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// Orginal C implementation by A'rpi/ESP-team <arpi@thot.banki.hu>
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// current version mostly by Michael Niedermayer (michaelni@gmx.at)
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// the parts written by michael are under GNU GPL
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/* TODO
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Move static / global vars into a struct so multiple scalers can be used
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write vertical cubic upscale / linear downscale stuff
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*/
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#undef MOVNTQ
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#undef PAVGB
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#undef PREFETCH
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#undef PREFETCHW
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#undef EMMS
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#undef SFENCE
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#ifdef HAVE_3DNOW
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/* On K6 femms is faster of emms. On K7 femms is directly mapped on emms. */
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#define EMMS "femms"
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#else
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#define EMMS "emms"
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#endif
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#ifdef HAVE_3DNOW
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#define PREFETCH "prefetch"
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#define PREFETCHW "prefetchw"
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#elif defined ( HAVE_MMX2 )
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#define PREFETCH "prefetchnta"
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#define PREFETCHW "prefetcht0"
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#else
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#define PREFETCH "/nop"
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#define PREFETCHW "/nop"
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#endif
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#ifdef HAVE_MMX2
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#define SFENCE "sfence"
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#else
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#define SFENCE "/nop"
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#endif
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#ifdef HAVE_MMX2
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#define PAVGB(a,b) "pavgb " #a ", " #b " \n\t"
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#elif defined (HAVE_3DNOW)
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#define PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"
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#endif
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#ifdef HAVE_MMX2
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#define MOVNTQ(a,b) "movntq " #a ", " #b " \n\t"
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#else
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#define MOVNTQ(a,b) "movq " #a ", " #b " \n\t"
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#endif
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#define FULL_YSCALEYUV2RGB \
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"pxor %%mm7, %%mm7 \n\t"\
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"movd %6, %%mm6 \n\t" /*yalpha1*/\
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"punpcklwd %%mm6, %%mm6 \n\t"\
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"punpcklwd %%mm6, %%mm6 \n\t"\
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"movd %7, %%mm5 \n\t" /*uvalpha1*/\
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"punpcklwd %%mm5, %%mm5 \n\t"\
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"punpcklwd %%mm5, %%mm5 \n\t"\
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"xorl %%eax, %%eax \n\t"\
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".balign 16 \n\t"\
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"1: \n\t"\
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"movq (%0, %%eax, 2), %%mm0 \n\t" /*buf0[eax]*/\
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"movq (%1, %%eax, 2), %%mm1 \n\t" /*buf1[eax]*/\
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"movq (%2, %%eax,2), %%mm2 \n\t" /* uvbuf0[eax]*/\
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"movq (%3, %%eax,2), %%mm3 \n\t" /* uvbuf1[eax]*/\
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"psubw %%mm1, %%mm0 \n\t" /* buf0[eax] - buf1[eax]*/\
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"psubw %%mm3, %%mm2 \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
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"pmulhw %%mm6, %%mm0 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
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"pmulhw %%mm5, %%mm2 \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
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"psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
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"movq 4096(%2, %%eax,2), %%mm4 \n\t" /* uvbuf0[eax+2048]*/\
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"psraw $4, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
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"paddw %%mm0, %%mm1 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
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"movq 4096(%3, %%eax,2), %%mm0 \n\t" /* uvbuf1[eax+2048]*/\
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"paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
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"psubw %%mm0, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
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"psubw w80, %%mm1 \n\t" /* 8(Y-16)*/\
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"psubw w400, %%mm3 \n\t" /* 8(U-128)*/\
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"pmulhw yCoeff, %%mm1 \n\t"\
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\
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\
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"pmulhw %%mm5, %%mm4 \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
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"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
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"pmulhw ubCoeff, %%mm3 \n\t"\
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"psraw $4, %%mm0 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
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"pmulhw ugCoeff, %%mm2 \n\t"\
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"paddw %%mm4, %%mm0 \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
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"psubw w400, %%mm0 \n\t" /* (V-128)8*/\
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\
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\
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"movq %%mm0, %%mm4 \n\t" /* (V-128)8*/\
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"pmulhw vrCoeff, %%mm0 \n\t"\
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"pmulhw vgCoeff, %%mm4 \n\t"\
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"paddw %%mm1, %%mm3 \n\t" /* B*/\
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"paddw %%mm1, %%mm0 \n\t" /* R*/\
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"packuswb %%mm3, %%mm3 \n\t"\
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\
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"packuswb %%mm0, %%mm0 \n\t"\
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"paddw %%mm4, %%mm2 \n\t"\
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"paddw %%mm2, %%mm1 \n\t" /* G*/\
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\
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"packuswb %%mm1, %%mm1 \n\t"
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#define YSCALEYUV2RGB \
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"movd %6, %%mm6 \n\t" /*yalpha1*/\
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"punpcklwd %%mm6, %%mm6 \n\t"\
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"punpcklwd %%mm6, %%mm6 \n\t"\
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"movq %%mm6, asm_yalpha1 \n\t"\
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"movd %7, %%mm5 \n\t" /*uvalpha1*/\
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"punpcklwd %%mm5, %%mm5 \n\t"\
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"punpcklwd %%mm5, %%mm5 \n\t"\
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"movq %%mm5, asm_uvalpha1 \n\t"\
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"xorl %%eax, %%eax \n\t"\
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".balign 16 \n\t"\
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"1: \n\t"\
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"movq (%2, %%eax), %%mm2 \n\t" /* uvbuf0[eax]*/\
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"movq (%3, %%eax), %%mm3 \n\t" /* uvbuf1[eax]*/\
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"movq 4096(%2, %%eax), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
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"movq 4096(%3, %%eax), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
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"psubw %%mm3, %%mm2 \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
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"psubw %%mm4, %%mm5 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
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"movq asm_uvalpha1, %%mm0 \n\t"\
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"pmulhw %%mm0, %%mm2 \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
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"pmulhw %%mm0, %%mm5 \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
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"psraw $4, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
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"psraw $4, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
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"paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
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"paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
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"psubw w400, %%mm3 \n\t" /* (U-128)8*/\
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"psubw w400, %%mm4 \n\t" /* (V-128)8*/\
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"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
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"movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
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"pmulhw ugCoeff, %%mm3 \n\t"\
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"pmulhw vgCoeff, %%mm4 \n\t"\
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/* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
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"movq (%0, %%eax, 2), %%mm0 \n\t" /*buf0[eax]*/\
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"movq (%1, %%eax, 2), %%mm1 \n\t" /*buf1[eax]*/\
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"movq 8(%0, %%eax, 2), %%mm6 \n\t" /*buf0[eax]*/\
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"movq 8(%1, %%eax, 2), %%mm7 \n\t" /*buf1[eax]*/\
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"psubw %%mm1, %%mm0 \n\t" /* buf0[eax] - buf1[eax]*/\
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"psubw %%mm7, %%mm6 \n\t" /* buf0[eax] - buf1[eax]*/\
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"pmulhw asm_yalpha1, %%mm0 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
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"pmulhw asm_yalpha1, %%mm6 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
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"psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
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"psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
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"paddw %%mm0, %%mm1 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
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"paddw %%mm6, %%mm7 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
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"pmulhw ubCoeff, %%mm2 \n\t"\
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"pmulhw vrCoeff, %%mm5 \n\t"\
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"psubw w80, %%mm1 \n\t" /* 8(Y-16)*/\
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"psubw w80, %%mm7 \n\t" /* 8(Y-16)*/\
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"pmulhw yCoeff, %%mm1 \n\t"\
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"pmulhw yCoeff, %%mm7 \n\t"\
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/* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
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"paddw %%mm3, %%mm4 \n\t"\
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"movq %%mm2, %%mm0 \n\t"\
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"movq %%mm5, %%mm6 \n\t"\
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"movq %%mm4, %%mm3 \n\t"\
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"punpcklwd %%mm2, %%mm2 \n\t"\
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"punpcklwd %%mm5, %%mm5 \n\t"\
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"punpcklwd %%mm4, %%mm4 \n\t"\
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"paddw %%mm1, %%mm2 \n\t"\
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"paddw %%mm1, %%mm5 \n\t"\
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"paddw %%mm1, %%mm4 \n\t"\
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"punpckhwd %%mm0, %%mm0 \n\t"\
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"punpckhwd %%mm6, %%mm6 \n\t"\
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"punpckhwd %%mm3, %%mm3 \n\t"\
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"paddw %%mm7, %%mm0 \n\t"\
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"paddw %%mm7, %%mm6 \n\t"\
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"paddw %%mm7, %%mm3 \n\t"\
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/* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
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"packuswb %%mm0, %%mm2 \n\t"\
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"packuswb %%mm6, %%mm5 \n\t"\
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"packuswb %%mm3, %%mm4 \n\t"\
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"pxor %%mm7, %%mm7 \n\t"
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#define YSCALEYUV2RGB1 \
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"xorl %%eax, %%eax \n\t"\
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".balign 16 \n\t"\
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"1: \n\t"\
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"movq (%2, %%eax), %%mm3 \n\t" /* uvbuf0[eax]*/\
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"movq 4096(%2, %%eax), %%mm4 \n\t" /* uvbuf0[eax+2048]*/\
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"psraw $4, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
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"psraw $4, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
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"psubw w400, %%mm3 \n\t" /* (U-128)8*/\
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"psubw w400, %%mm4 \n\t" /* (V-128)8*/\
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"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
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"movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
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"pmulhw ugCoeff, %%mm3 \n\t"\
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"pmulhw vgCoeff, %%mm4 \n\t"\
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/* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
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"movq (%0, %%eax, 2), %%mm1 \n\t" /*buf0[eax]*/\
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"movq 8(%0, %%eax, 2), %%mm7 \n\t" /*buf0[eax]*/\
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"psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
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"psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
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"pmulhw ubCoeff, %%mm2 \n\t"\
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"pmulhw vrCoeff, %%mm5 \n\t"\
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"psubw w80, %%mm1 \n\t" /* 8(Y-16)*/\
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"psubw w80, %%mm7 \n\t" /* 8(Y-16)*/\
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"pmulhw yCoeff, %%mm1 \n\t"\
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"pmulhw yCoeff, %%mm7 \n\t"\
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/* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
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"paddw %%mm3, %%mm4 \n\t"\
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"movq %%mm2, %%mm0 \n\t"\
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"movq %%mm5, %%mm6 \n\t"\
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"movq %%mm4, %%mm3 \n\t"\
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"punpcklwd %%mm2, %%mm2 \n\t"\
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"punpcklwd %%mm5, %%mm5 \n\t"\
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"punpcklwd %%mm4, %%mm4 \n\t"\
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"paddw %%mm1, %%mm2 \n\t"\
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"paddw %%mm1, %%mm5 \n\t"\
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"paddw %%mm1, %%mm4 \n\t"\
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"punpckhwd %%mm0, %%mm0 \n\t"\
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"punpckhwd %%mm6, %%mm6 \n\t"\
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"punpckhwd %%mm3, %%mm3 \n\t"\
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"paddw %%mm7, %%mm0 \n\t"\
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"paddw %%mm7, %%mm6 \n\t"\
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"paddw %%mm7, %%mm3 \n\t"\
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/* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
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"packuswb %%mm0, %%mm2 \n\t"\
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"packuswb %%mm6, %%mm5 \n\t"\
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"packuswb %%mm3, %%mm4 \n\t"\
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"pxor %%mm7, %%mm7 \n\t"
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// do vertical chrominance interpolation
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#define YSCALEYUV2RGB1b \
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"xorl %%eax, %%eax \n\t"\
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".balign 16 \n\t"\
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"1: \n\t"\
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"movq (%2, %%eax), %%mm2 \n\t" /* uvbuf0[eax]*/\
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"movq (%3, %%eax), %%mm3 \n\t" /* uvbuf1[eax]*/\
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"movq 4096(%2, %%eax), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
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"movq 4096(%3, %%eax), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
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"paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\
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"paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\
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"psrlw $5, %%mm3 \n\t"\
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"psrlw $5, %%mm4 \n\t"\
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"psubw w400, %%mm3 \n\t" /* (U-128)8*/\
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"psubw w400, %%mm4 \n\t" /* (V-128)8*/\
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"movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
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"movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
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"pmulhw ugCoeff, %%mm3 \n\t"\
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"pmulhw vgCoeff, %%mm4 \n\t"\
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/* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
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"movq (%0, %%eax, 2), %%mm1 \n\t" /*buf0[eax]*/\
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"movq 8(%0, %%eax, 2), %%mm7 \n\t" /*buf0[eax]*/\
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"psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
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"psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
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"pmulhw ubCoeff, %%mm2 \n\t"\
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"pmulhw vrCoeff, %%mm5 \n\t"\
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"psubw w80, %%mm1 \n\t" /* 8(Y-16)*/\
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"psubw w80, %%mm7 \n\t" /* 8(Y-16)*/\
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"pmulhw yCoeff, %%mm1 \n\t"\
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"pmulhw yCoeff, %%mm7 \n\t"\
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/* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
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"paddw %%mm3, %%mm4 \n\t"\
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"movq %%mm2, %%mm0 \n\t"\
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"movq %%mm5, %%mm6 \n\t"\
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"movq %%mm4, %%mm3 \n\t"\
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"punpcklwd %%mm2, %%mm2 \n\t"\
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"punpcklwd %%mm5, %%mm5 \n\t"\
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"punpcklwd %%mm4, %%mm4 \n\t"\
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"paddw %%mm1, %%mm2 \n\t"\
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"paddw %%mm1, %%mm5 \n\t"\
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"paddw %%mm1, %%mm4 \n\t"\
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"punpckhwd %%mm0, %%mm0 \n\t"\
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"punpckhwd %%mm6, %%mm6 \n\t"\
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"punpckhwd %%mm3, %%mm3 \n\t"\
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"paddw %%mm7, %%mm0 \n\t"\
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"paddw %%mm7, %%mm6 \n\t"\
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"paddw %%mm7, %%mm3 \n\t"\
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/* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
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"packuswb %%mm0, %%mm2 \n\t"\
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"packuswb %%mm6, %%mm5 \n\t"\
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"packuswb %%mm3, %%mm4 \n\t"\
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"pxor %%mm7, %%mm7 \n\t"
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#define WRITEBGR32 \
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/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
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"movq %%mm2, %%mm1 \n\t" /* B */\
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"movq %%mm5, %%mm6 \n\t" /* R */\
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"punpcklbw %%mm4, %%mm2 \n\t" /* GBGBGBGB 0 */\
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"punpcklbw %%mm7, %%mm5 \n\t" /* 0R0R0R0R 0 */\
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"punpckhbw %%mm4, %%mm1 \n\t" /* GBGBGBGB 2 */\
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"punpckhbw %%mm7, %%mm6 \n\t" /* 0R0R0R0R 2 */\
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"movq %%mm2, %%mm0 \n\t" /* GBGBGBGB 0 */\
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"movq %%mm1, %%mm3 \n\t" /* GBGBGBGB 2 */\
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"punpcklwd %%mm5, %%mm0 \n\t" /* 0RGB0RGB 0 */\
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"punpckhwd %%mm5, %%mm2 \n\t" /* 0RGB0RGB 1 */\
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"punpcklwd %%mm6, %%mm1 \n\t" /* 0RGB0RGB 2 */\
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"punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */\
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\
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MOVNTQ(%%mm0, (%4, %%eax, 4))\
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MOVNTQ(%%mm2, 8(%4, %%eax, 4))\
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MOVNTQ(%%mm1, 16(%4, %%eax, 4))\
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MOVNTQ(%%mm3, 24(%4, %%eax, 4))\
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\
|
|
"addl $8, %%eax \n\t"\
|
|
"cmpl %5, %%eax \n\t"\
|
|
" jb 1b \n\t"
|
|
|
|
#define WRITEBGR16 \
|
|
"pand bF8, %%mm2 \n\t" /* B */\
|
|
"pand bFC, %%mm4 \n\t" /* G */\
|
|
"pand 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, (%4, %%eax, 2))\
|
|
MOVNTQ(%%mm1, 8(%4, %%eax, 2))\
|
|
\
|
|
"addl $8, %%eax \n\t"\
|
|
"cmpl %5, %%eax \n\t"\
|
|
" jb 1b \n\t"
|
|
|
|
#define WRITEBGR15 \
|
|
"pand bF8, %%mm2 \n\t" /* B */\
|
|
"pand bF8, %%mm4 \n\t" /* G */\
|
|
"pand 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, (%4, %%eax, 2))\
|
|
MOVNTQ(%%mm1, 8(%4, %%eax, 2))\
|
|
\
|
|
"addl $8, %%eax \n\t"\
|
|
"cmpl %5, %%eax \n\t"\
|
|
" jb 1b \n\t"
|
|
|
|
#define WRITEBGR24OLD \
|
|
/* 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 bm00000111, %%mm4 \n\t" /* 00000RGB 0 */\
|
|
"pand 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 bm00001111, %%mm2 \n\t" /* 0000RGBR 1 */\
|
|
"movq %%mm1, %%mm4 \n\t" /* 0RGB0RGB 2 */\
|
|
"psrlq $8, %%mm1 \n\t" /* 00RGB0RG 2 */\
|
|
"pand bm00000111, %%mm4 \n\t" /* 00000RGB 2 */\
|
|
"pand 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 bm00000111, %%mm5 \n\t" /* 00000RGB 3 */\
|
|
"pand 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, (%%ebx))\
|
|
MOVNTQ(%%mm2, 8(%%ebx))\
|
|
MOVNTQ(%%mm3, 16(%%ebx))\
|
|
"addl $24, %%ebx \n\t"\
|
|
\
|
|
"addl $8, %%eax \n\t"\
|
|
"cmpl %5, %%eax \n\t"\
|
|
" jb 1b \n\t"
|
|
|
|
#define WRITEBGR24MMX \
|
|
/* 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, (%%ebx))\
|
|
\
|
|
"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(%%ebx))\
|
|
\
|
|
"psrlq $40, %%mm5 \n\t" /* 000000RG 2 */\
|
|
"psllq $8, %%mm3 \n\t" /* RGBRGB00 3 */\
|
|
"por %%mm3, %%mm5 \n\t" /* RGBRGBRG 2 */\
|
|
MOVNTQ(%%mm5, 16(%%ebx))\
|
|
\
|
|
"addl $24, %%ebx \n\t"\
|
|
\
|
|
"addl $8, %%eax \n\t"\
|
|
"cmpl %5, %%eax \n\t"\
|
|
" jb 1b \n\t"
|
|
|
|
#define WRITEBGR24MMX2 \
|
|
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
|
|
"movq M24A, %%mm0 \n\t"\
|
|
"movq 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, (%%ebx))\
|
|
\
|
|
"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 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(%%ebx))\
|
|
\
|
|
"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 M24B, %%mm6 \n\t" /* R7 R6 R5 */\
|
|
\
|
|
"por %%mm1, %%mm3 \n\t"\
|
|
"por %%mm3, %%mm6 \n\t"\
|
|
MOVNTQ(%%mm6, 16(%%ebx))\
|
|
\
|
|
"addl $24, %%ebx \n\t"\
|
|
\
|
|
"addl $8, %%eax \n\t"\
|
|
"cmpl %5, %%eax \n\t"\
|
|
" jb 1b \n\t"
|
|
|
|
#ifdef HAVE_MMX2
|
|
#undef WRITEBGR24
|
|
#define WRITEBGR24 WRITEBGR24MMX2
|
|
#else
|
|
#undef WRITEBGR24
|
|
#define WRITEBGR24 WRITEBGR24MMX
|
|
#endif
|
|
|
|
static inline void RENAME(yuv2yuv)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1,
|
|
uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstW, int yalpha, int uvalpha)
|
|
{
|
|
int yalpha1=yalpha^4095;
|
|
int uvalpha1=uvalpha^4095;
|
|
int i;
|
|
|
|
#ifdef ARCH_X86
|
|
asm volatile ("\n\t"::: "memory");
|
|
#endif
|
|
|
|
for(i=0;i<dstW;i++)
|
|
{
|
|
((uint8_t*)dest)[i] = (buf0[i]*yalpha1+buf1[i]*yalpha)>>19;
|
|
}
|
|
|
|
if(uvalpha != -1)
|
|
{
|
|
for(i=0; i<(dstW>>1); i++)
|
|
{
|
|
((uint8_t*)uDest)[i] = (uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19;
|
|
((uint8_t*)vDest)[i] = (uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* vertical scale YV12 to RGB
|
|
*/
|
|
static inline void RENAME(yuv2rgbX)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1,
|
|
uint8_t *dest, int dstW, int yalpha, int uvalpha, int dstbpp)
|
|
{
|
|
int yalpha1=yalpha^4095;
|
|
int uvalpha1=uvalpha^4095;
|
|
|
|
if(fullUVIpol)
|
|
{
|
|
|
|
#ifdef HAVE_MMX
|
|
if(dstbpp == 32)
|
|
{
|
|
asm volatile(
|
|
|
|
|
|
FULL_YSCALEYUV2RGB
|
|
"punpcklbw %%mm1, %%mm3 \n\t" // BGBGBGBG
|
|
"punpcklbw %%mm7, %%mm0 \n\t" // R0R0R0R0
|
|
|
|
"movq %%mm3, %%mm1 \n\t"
|
|
"punpcklwd %%mm0, %%mm3 \n\t" // BGR0BGR0
|
|
"punpckhwd %%mm0, %%mm1 \n\t" // BGR0BGR0
|
|
|
|
MOVNTQ(%%mm3, (%4, %%eax, 4))
|
|
MOVNTQ(%%mm1, 8(%4, %%eax, 4))
|
|
|
|
"addl $4, %%eax \n\t"
|
|
"cmpl %5, %%eax \n\t"
|
|
" jb 1b \n\t"
|
|
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==24)
|
|
{
|
|
asm volatile(
|
|
|
|
FULL_YSCALEYUV2RGB
|
|
|
|
// lsb ... msb
|
|
"punpcklbw %%mm1, %%mm3 \n\t" // BGBGBGBG
|
|
"punpcklbw %%mm7, %%mm0 \n\t" // R0R0R0R0
|
|
|
|
"movq %%mm3, %%mm1 \n\t"
|
|
"punpcklwd %%mm0, %%mm3 \n\t" // BGR0BGR0
|
|
"punpckhwd %%mm0, %%mm1 \n\t" // BGR0BGR0
|
|
|
|
"movq %%mm3, %%mm2 \n\t" // BGR0BGR0
|
|
"psrlq $8, %%mm3 \n\t" // GR0BGR00
|
|
"pand bm00000111, %%mm2 \n\t" // BGR00000
|
|
"pand bm11111000, %%mm3 \n\t" // 000BGR00
|
|
"por %%mm2, %%mm3 \n\t" // BGRBGR00
|
|
"movq %%mm1, %%mm2 \n\t"
|
|
"psllq $48, %%mm1 \n\t" // 000000BG
|
|
"por %%mm1, %%mm3 \n\t" // BGRBGRBG
|
|
|
|
"movq %%mm2, %%mm1 \n\t" // BGR0BGR0
|
|
"psrld $16, %%mm2 \n\t" // R000R000
|
|
"psrlq $24, %%mm1 \n\t" // 0BGR0000
|
|
"por %%mm2, %%mm1 \n\t" // RBGRR000
|
|
|
|
"movl %4, %%ebx \n\t"
|
|
"addl %%eax, %%ebx \n\t"
|
|
|
|
#ifdef HAVE_MMX2
|
|
//FIXME Alignment
|
|
"movntq %%mm3, (%%ebx, %%eax, 2)\n\t"
|
|
"movntq %%mm1, 8(%%ebx, %%eax, 2)\n\t"
|
|
#else
|
|
"movd %%mm3, (%%ebx, %%eax, 2) \n\t"
|
|
"psrlq $32, %%mm3 \n\t"
|
|
"movd %%mm3, 4(%%ebx, %%eax, 2) \n\t"
|
|
"movd %%mm1, 8(%%ebx, %%eax, 2) \n\t"
|
|
#endif
|
|
"addl $4, %%eax \n\t"
|
|
"cmpl %5, %%eax \n\t"
|
|
" jb 1b \n\t"
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax", "%ebx"
|
|
);
|
|
}
|
|
else if(dstbpp==15)
|
|
{
|
|
asm volatile(
|
|
|
|
FULL_YSCALEYUV2RGB
|
|
#ifdef DITHER1XBPP
|
|
"paddusb g5Dither, %%mm1 \n\t"
|
|
"paddusb r5Dither, %%mm0 \n\t"
|
|
"paddusb b5Dither, %%mm3 \n\t"
|
|
#endif
|
|
"punpcklbw %%mm7, %%mm1 \n\t" // 0G0G0G0G
|
|
"punpcklbw %%mm7, %%mm3 \n\t" // 0B0B0B0B
|
|
"punpcklbw %%mm7, %%mm0 \n\t" // 0R0R0R0R
|
|
|
|
"psrlw $3, %%mm3 \n\t"
|
|
"psllw $2, %%mm1 \n\t"
|
|
"psllw $7, %%mm0 \n\t"
|
|
"pand g15Mask, %%mm1 \n\t"
|
|
"pand r15Mask, %%mm0 \n\t"
|
|
|
|
"por %%mm3, %%mm1 \n\t"
|
|
"por %%mm1, %%mm0 \n\t"
|
|
|
|
MOVNTQ(%%mm0, (%4, %%eax, 2))
|
|
|
|
"addl $4, %%eax \n\t"
|
|
"cmpl %5, %%eax \n\t"
|
|
" jb 1b \n\t"
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==16)
|
|
{
|
|
asm volatile(
|
|
|
|
FULL_YSCALEYUV2RGB
|
|
#ifdef DITHER1XBPP
|
|
"paddusb g6Dither, %%mm1 \n\t"
|
|
"paddusb r5Dither, %%mm0 \n\t"
|
|
"paddusb b5Dither, %%mm3 \n\t"
|
|
#endif
|
|
"punpcklbw %%mm7, %%mm1 \n\t" // 0G0G0G0G
|
|
"punpcklbw %%mm7, %%mm3 \n\t" // 0B0B0B0B
|
|
"punpcklbw %%mm7, %%mm0 \n\t" // 0R0R0R0R
|
|
|
|
"psrlw $3, %%mm3 \n\t"
|
|
"psllw $3, %%mm1 \n\t"
|
|
"psllw $8, %%mm0 \n\t"
|
|
"pand g16Mask, %%mm1 \n\t"
|
|
"pand r16Mask, %%mm0 \n\t"
|
|
|
|
"por %%mm3, %%mm1 \n\t"
|
|
"por %%mm1, %%mm0 \n\t"
|
|
|
|
MOVNTQ(%%mm0, (%4, %%eax, 2))
|
|
|
|
"addl $4, %%eax \n\t"
|
|
"cmpl %5, %%eax \n\t"
|
|
" jb 1b \n\t"
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
#else
|
|
asm volatile ("\n\t"::: "memory");
|
|
|
|
if(dstbpp==32 || dstbpp==24)
|
|
{
|
|
int i;
|
|
for(i=0;i<dstW;i++){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
|
|
int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
|
|
int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
|
|
dest[0]=clip_table[((Y + yuvtab_40cf[U]) >>13)];
|
|
dest[1]=clip_table[((Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13)];
|
|
dest[2]=clip_table[((Y + yuvtab_3343[V]) >>13)];
|
|
dest+=dstbpp>>3;
|
|
}
|
|
}
|
|
else if(dstbpp==16)
|
|
{
|
|
int i;
|
|
for(i=0;i<dstW;i++){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
|
|
int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
|
|
int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
|
|
|
|
((uint16_t*)dest)[i] =
|
|
clip_table16b[(Y + yuvtab_40cf[U]) >>13] |
|
|
clip_table16g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
|
|
clip_table16r[(Y + yuvtab_3343[V]) >>13];
|
|
}
|
|
}
|
|
else if(dstbpp==15)
|
|
{
|
|
int i;
|
|
for(i=0;i<dstW;i++){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
|
|
int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
|
|
int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
|
|
|
|
((uint16_t*)dest)[i] =
|
|
clip_table15b[(Y + yuvtab_40cf[U]) >>13] |
|
|
clip_table15g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
|
|
clip_table15r[(Y + yuvtab_3343[V]) >>13];
|
|
}
|
|
}
|
|
#endif
|
|
}//FULL_UV_IPOL
|
|
else
|
|
{
|
|
#ifdef HAVE_MMX
|
|
if(dstbpp == 32)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB
|
|
WRITEBGR32
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==24)
|
|
{
|
|
asm volatile(
|
|
"movl %4, %%ebx \n\t"
|
|
YSCALEYUV2RGB
|
|
WRITEBGR24
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax", "%ebx"
|
|
);
|
|
}
|
|
else if(dstbpp==15)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB
|
|
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
|
|
#ifdef DITHER1XBPP
|
|
"paddusb b5Dither, %%mm2 \n\t"
|
|
"paddusb g5Dither, %%mm4 \n\t"
|
|
"paddusb r5Dither, %%mm5 \n\t"
|
|
#endif
|
|
|
|
WRITEBGR15
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==16)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB
|
|
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
|
|
#ifdef DITHER1XBPP
|
|
"paddusb b5Dither, %%mm2 \n\t"
|
|
"paddusb g6Dither, %%mm4 \n\t"
|
|
"paddusb r5Dither, %%mm5 \n\t"
|
|
#endif
|
|
|
|
WRITEBGR16
|
|
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
#else
|
|
asm volatile ("\n\t"::: "memory");
|
|
|
|
if(dstbpp==32)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
|
|
int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
dest[4*i+0]=clip_table[((Y1 + Cb) >>13)];
|
|
dest[4*i+1]=clip_table[((Y1 + Cg) >>13)];
|
|
dest[4*i+2]=clip_table[((Y1 + Cr) >>13)];
|
|
|
|
dest[4*i+4]=clip_table[((Y2 + Cb) >>13)];
|
|
dest[4*i+5]=clip_table[((Y2 + Cg) >>13)];
|
|
dest[4*i+6]=clip_table[((Y2 + Cr) >>13)];
|
|
}
|
|
}
|
|
if(dstbpp==24)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
|
|
int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
dest[0]=clip_table[((Y1 + Cb) >>13)];
|
|
dest[1]=clip_table[((Y1 + Cg) >>13)];
|
|
dest[2]=clip_table[((Y1 + Cr) >>13)];
|
|
|
|
dest[3]=clip_table[((Y2 + Cb) >>13)];
|
|
dest[4]=clip_table[((Y2 + Cg) >>13)];
|
|
dest[5]=clip_table[((Y2 + Cr) >>13)];
|
|
dest+=6;
|
|
}
|
|
}
|
|
else if(dstbpp==16)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
|
|
int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
((uint16_t*)dest)[i] =
|
|
clip_table16b[(Y1 + Cb) >>13] |
|
|
clip_table16g[(Y1 + Cg) >>13] |
|
|
clip_table16r[(Y1 + Cr) >>13];
|
|
|
|
((uint16_t*)dest)[i+1] =
|
|
clip_table16b[(Y2 + Cb) >>13] |
|
|
clip_table16g[(Y2 + Cg) >>13] |
|
|
clip_table16r[(Y2 + Cr) >>13];
|
|
}
|
|
}
|
|
else if(dstbpp==15)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
|
|
int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
((uint16_t*)dest)[i] =
|
|
clip_table15b[(Y1 + Cb) >>13] |
|
|
clip_table15g[(Y1 + Cg) >>13] |
|
|
clip_table15r[(Y1 + Cr) >>13];
|
|
|
|
((uint16_t*)dest)[i+1] =
|
|
clip_table15b[(Y2 + Cb) >>13] |
|
|
clip_table15g[(Y2 + Cg) >>13] |
|
|
clip_table15r[(Y2 + Cr) >>13];
|
|
}
|
|
}
|
|
#endif
|
|
} //!FULL_UV_IPOL
|
|
}
|
|
|
|
/**
|
|
* YV12 to RGB without scaling or interpolating
|
|
*/
|
|
static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1,
|
|
uint8_t *dest, int dstW, int yalpha, int uvalpha, int dstbpp)
|
|
{
|
|
int uvalpha1=uvalpha^4095;
|
|
#ifdef HAVE_MMX
|
|
int yalpha1=yalpha^4095;
|
|
#endif
|
|
|
|
if(fullUVIpol || allwaysIpol)
|
|
{
|
|
RENAME(yuv2rgbX)(buf0, buf1, uvbuf0, uvbuf1, dest, dstW, yalpha, uvalpha, dstbpp);
|
|
return;
|
|
}
|
|
if( yalpha > 2048 ) buf0 = buf1;
|
|
|
|
#ifdef HAVE_MMX
|
|
if( uvalpha < 2048 ) // note this is not correct (shifts chrominance by 0.5 pixels) but its a bit faster
|
|
{
|
|
if(dstbpp == 32)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB1
|
|
WRITEBGR32
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==24)
|
|
{
|
|
asm volatile(
|
|
"movl %4, %%ebx \n\t"
|
|
YSCALEYUV2RGB1
|
|
WRITEBGR24
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax", "%ebx"
|
|
);
|
|
}
|
|
else if(dstbpp==15)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB1
|
|
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
|
|
#ifdef DITHER1XBPP
|
|
"paddusb b5Dither, %%mm2 \n\t"
|
|
"paddusb g5Dither, %%mm4 \n\t"
|
|
"paddusb r5Dither, %%mm5 \n\t"
|
|
#endif
|
|
WRITEBGR15
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==16)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB1
|
|
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
|
|
#ifdef DITHER1XBPP
|
|
"paddusb b5Dither, %%mm2 \n\t"
|
|
"paddusb g6Dither, %%mm4 \n\t"
|
|
"paddusb r5Dither, %%mm5 \n\t"
|
|
#endif
|
|
|
|
WRITEBGR16
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(dstbpp == 32)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB1b
|
|
WRITEBGR32
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==24)
|
|
{
|
|
asm volatile(
|
|
"movl %4, %%ebx \n\t"
|
|
YSCALEYUV2RGB1b
|
|
WRITEBGR24
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax", "%ebx"
|
|
);
|
|
}
|
|
else if(dstbpp==15)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB1b
|
|
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
|
|
#ifdef DITHER1XBPP
|
|
"paddusb b5Dither, %%mm2 \n\t"
|
|
"paddusb g5Dither, %%mm4 \n\t"
|
|
"paddusb r5Dither, %%mm5 \n\t"
|
|
#endif
|
|
WRITEBGR15
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
else if(dstbpp==16)
|
|
{
|
|
asm volatile(
|
|
YSCALEYUV2RGB1b
|
|
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
|
|
#ifdef DITHER1XBPP
|
|
"paddusb b5Dither, %%mm2 \n\t"
|
|
"paddusb g6Dither, %%mm4 \n\t"
|
|
"paddusb r5Dither, %%mm5 \n\t"
|
|
#endif
|
|
|
|
WRITEBGR16
|
|
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
|
|
"m" (yalpha1), "m" (uvalpha1)
|
|
: "%eax"
|
|
);
|
|
}
|
|
}
|
|
#else
|
|
//FIXME write 2 versions (for even & odd lines)
|
|
asm volatile ("\n\t"::: "memory");
|
|
|
|
if(dstbpp==32)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[buf0[i]>>7];
|
|
int Y2=yuvtab_2568[buf0[i+1]>>7];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
dest[4*i+0]=clip_table[((Y1 + Cb) >>13)];
|
|
dest[4*i+1]=clip_table[((Y1 + Cg) >>13)];
|
|
dest[4*i+2]=clip_table[((Y1 + Cr) >>13)];
|
|
|
|
dest[4*i+4]=clip_table[((Y2 + Cb) >>13)];
|
|
dest[4*i+5]=clip_table[((Y2 + Cg) >>13)];
|
|
dest[4*i+6]=clip_table[((Y2 + Cr) >>13)];
|
|
}
|
|
}
|
|
if(dstbpp==24)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[buf0[i]>>7];
|
|
int Y2=yuvtab_2568[buf0[i+1]>>7];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
dest[0]=clip_table[((Y1 + Cb) >>13)];
|
|
dest[1]=clip_table[((Y1 + Cg) >>13)];
|
|
dest[2]=clip_table[((Y1 + Cr) >>13)];
|
|
|
|
dest[3]=clip_table[((Y2 + Cb) >>13)];
|
|
dest[4]=clip_table[((Y2 + Cg) >>13)];
|
|
dest[5]=clip_table[((Y2 + Cr) >>13)];
|
|
dest+=6;
|
|
}
|
|
}
|
|
else if(dstbpp==16)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[buf0[i]>>7];
|
|
int Y2=yuvtab_2568[buf0[i+1]>>7];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
((uint16_t*)dest)[i] =
|
|
clip_table16b[(Y1 + Cb) >>13] |
|
|
clip_table16g[(Y1 + Cg) >>13] |
|
|
clip_table16r[(Y1 + Cr) >>13];
|
|
|
|
((uint16_t*)dest)[i+1] =
|
|
clip_table16b[(Y2 + Cb) >>13] |
|
|
clip_table16g[(Y2 + Cg) >>13] |
|
|
clip_table16r[(Y2 + Cr) >>13];
|
|
}
|
|
}
|
|
else if(dstbpp==15)
|
|
{
|
|
int i;
|
|
for(i=0; i<dstW-1; i+=2){
|
|
// vertical linear interpolation && yuv2rgb in a single step:
|
|
int Y1=yuvtab_2568[buf0[i]>>7];
|
|
int Y2=yuvtab_2568[buf0[i+1]>>7];
|
|
int U=((uvbuf0[i>>1]*uvalpha1+uvbuf1[i>>1]*uvalpha)>>19);
|
|
int V=((uvbuf0[(i>>1)+2048]*uvalpha1+uvbuf1[(i>>1)+2048]*uvalpha)>>19);
|
|
|
|
int Cb= yuvtab_40cf[U];
|
|
int Cg= yuvtab_1a1e[V] + yuvtab_0c92[U];
|
|
int Cr= yuvtab_3343[V];
|
|
|
|
((uint16_t*)dest)[i] =
|
|
clip_table15b[(Y1 + Cb) >>13] |
|
|
clip_table15g[(Y1 + Cg) >>13] |
|
|
clip_table15r[(Y1 + Cr) >>13];
|
|
|
|
((uint16_t*)dest)[i+1] =
|
|
clip_table15b[(Y2 + Cb) >>13] |
|
|
clip_table15g[(Y2 + Cg) >>13] |
|
|
clip_table15r[(Y2 + Cr) >>13];
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// Bilinear / Bicubic scaling
|
|
static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW, int xInc,
|
|
int16_t *filter, int16_t *filterPos, int filterSize)
|
|
{
|
|
#ifdef HAVE_MMX
|
|
if(filterSize==4) // allways true for upscaling, sometimes for down too
|
|
{
|
|
int counter= -2*dstW;
|
|
filter-= counter*2;
|
|
filterPos-= counter/2;
|
|
dst-= counter/2;
|
|
asm volatile(
|
|
"pxor %%mm7, %%mm7 \n\t"
|
|
"movq w02, %%mm6 \n\t"
|
|
"pushl %%ebp \n\t" // we use 7 regs here ...
|
|
"movl %%eax, %%ebp \n\t"
|
|
".balign 16 \n\t"
|
|
"1: \n\t"
|
|
"movzwl (%2, %%ebp), %%eax \n\t"
|
|
"movzwl 2(%2, %%ebp), %%ebx \n\t"
|
|
"movq (%1, %%ebp, 4), %%mm1 \n\t"
|
|
"movq 8(%1, %%ebp, 4), %%mm3 \n\t"
|
|
"movd (%3, %%eax), %%mm0 \n\t"
|
|
"movd (%3, %%ebx), %%mm2 \n\t"
|
|
"punpcklbw %%mm7, %%mm0 \n\t"
|
|
"punpcklbw %%mm7, %%mm2 \n\t"
|
|
"pmaddwd %%mm1, %%mm0 \n\t"
|
|
"pmaddwd %%mm2, %%mm3 \n\t"
|
|
"psrad $8, %%mm0 \n\t"
|
|
"psrad $8, %%mm3 \n\t"
|
|
"packssdw %%mm3, %%mm0 \n\t"
|
|
"pmaddwd %%mm6, %%mm0 \n\t"
|
|
"packssdw %%mm0, %%mm0 \n\t"
|
|
"movd %%mm0, (%4, %%ebp) \n\t"
|
|
"addl $4, %%ebp \n\t"
|
|
" jnc 1b \n\t"
|
|
|
|
"popl %%ebp \n\t"
|
|
: "+a" (counter)
|
|
: "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
|
|
: "%ebx"
|
|
);
|
|
}
|
|
else if(filterSize==8)
|
|
{
|
|
int counter= -2*dstW;
|
|
filter-= counter*4;
|
|
filterPos-= counter/2;
|
|
dst-= counter/2;
|
|
asm volatile(
|
|
"pxor %%mm7, %%mm7 \n\t"
|
|
"movq w02, %%mm6 \n\t"
|
|
"pushl %%ebp \n\t" // we use 7 regs here ...
|
|
"movl %%eax, %%ebp \n\t"
|
|
".balign 16 \n\t"
|
|
"1: \n\t"
|
|
"movzwl (%2, %%ebp), %%eax \n\t"
|
|
"movzwl 2(%2, %%ebp), %%ebx \n\t"
|
|
"movq (%1, %%ebp, 8), %%mm1 \n\t"
|
|
"movq 16(%1, %%ebp, 8), %%mm3 \n\t"
|
|
"movd (%3, %%eax), %%mm0 \n\t"
|
|
"movd (%3, %%ebx), %%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, %%ebp, 8), %%mm1 \n\t"
|
|
"movq 24(%1, %%ebp, 8), %%mm5 \n\t"
|
|
"movd 4(%3, %%eax), %%mm4 \n\t"
|
|
"movd 4(%3, %%ebx), %%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"
|
|
|
|
"psrad $8, %%mm0 \n\t"
|
|
"psrad $8, %%mm3 \n\t"
|
|
"packssdw %%mm3, %%mm0 \n\t"
|
|
"pmaddwd %%mm6, %%mm0 \n\t"
|
|
"packssdw %%mm0, %%mm0 \n\t"
|
|
"movd %%mm0, (%4, %%ebp) \n\t"
|
|
"addl $4, %%ebp \n\t"
|
|
" jnc 1b \n\t"
|
|
|
|
"popl %%ebp \n\t"
|
|
: "+a" (counter)
|
|
: "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
|
|
: "%ebx"
|
|
);
|
|
}
|
|
else
|
|
{
|
|
int counter= -2*dstW;
|
|
// filter-= counter*filterSize/2;
|
|
filterPos-= counter/2;
|
|
dst-= counter/2;
|
|
asm volatile(
|
|
"pxor %%mm7, %%mm7 \n\t"
|
|
"movq w02, %%mm6 \n\t"
|
|
".balign 16 \n\t"
|
|
"1: \n\t"
|
|
"movl %2, %%ecx \n\t"
|
|
"movzwl (%%ecx, %0), %%eax \n\t"
|
|
"movzwl 2(%%ecx, %0), %%ebx \n\t"
|
|
"movl %5, %%ecx \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 (%%ecx, %%eax), %%mm0 \n\t"
|
|
"movd (%%ecx, %%ebx), %%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"
|
|
"addl $8, %1 \n\t"
|
|
"addl $4, %%ecx \n\t"
|
|
"cmpl %4, %%ecx \n\t"
|
|
" jb 2b \n\t"
|
|
"addl %6, %1 \n\t"
|
|
"psrad $8, %%mm4 \n\t"
|
|
"psrad $8, %%mm5 \n\t"
|
|
"packssdw %%mm5, %%mm4 \n\t"
|
|
"pmaddwd %%mm6, %%mm4 \n\t"
|
|
"packssdw %%mm4, %%mm4 \n\t"
|
|
"movl %3, %%eax \n\t"
|
|
"movd %%mm4, (%%eax, %0) \n\t"
|
|
"addl $4, %0 \n\t"
|
|
" jnc 1b \n\t"
|
|
|
|
: "+r" (counter)
|
|
: "r" (filter), "m" (filterPos), "m" (dst), "m"(src+filterSize),
|
|
"m" (src), "r" (filterSize*2)
|
|
: "%ebx", "%eax", "%ecx", "%edx"
|
|
);
|
|
}
|
|
#else
|
|
int i;
|
|
for(i=0; i<dstW; i++)
|
|
{
|
|
int j;
|
|
int srcPos= filterPos[i];
|
|
int val=0;
|
|
// printf("filterPos: %d\n", hFilterPos[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] = MIN(MAX(0, val>>7), (1<<15)-1); // the cubic equation does overflow ...
|
|
// dst[i] = val>>7;
|
|
}
|
|
#endif
|
|
}
|
|
// *** horizontal scale Y line to temp buffer
|
|
static inline void RENAME(hyscale)(uint16_t *dst, int dstWidth, uint8_t *src, int srcW, int xInc)
|
|
{
|
|
if(sws_flags != SWS_FAST_BILINEAR)
|
|
{
|
|
RENAME(hScale)(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);
|
|
}
|
|
else // Fast Bilinear upscale / crap downscale
|
|
{
|
|
#ifdef ARCH_X86
|
|
#ifdef HAVE_MMX2
|
|
int i;
|
|
if(canMMX2BeUsed)
|
|
{
|
|
asm volatile(
|
|
"pxor %%mm7, %%mm7 \n\t"
|
|
"pxor %%mm2, %%mm2 \n\t" // 2*xalpha
|
|
"movd %5, %%mm6 \n\t" // xInc&0xFFFF
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"movq %%mm6, %%mm2 \n\t"
|
|
"psllq $16, %%mm2 \n\t"
|
|
"paddw %%mm6, %%mm2 \n\t"
|
|
"psllq $16, %%mm2 \n\t"
|
|
"paddw %%mm6, %%mm2 \n\t"
|
|
"psllq $16, %%mm2 \n\t" //0,t,2t,3t t=xInc&0xFF
|
|
"movq %%mm2, temp0 \n\t"
|
|
"movd %4, %%mm6 \n\t" //(xInc*4)&0xFFFF
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"xorl %%eax, %%eax \n\t" // i
|
|
"movl %0, %%esi \n\t" // src
|
|
"movl %1, %%edi \n\t" // buf1
|
|
"movl %3, %%edx \n\t" // (xInc*4)>>16
|
|
"xorl %%ecx, %%ecx \n\t"
|
|
"xorl %%ebx, %%ebx \n\t"
|
|
"movw %4, %%bx \n\t" // (xInc*4)&0xFFFF
|
|
|
|
#define FUNNY_Y_CODE \
|
|
PREFETCH" 1024(%%esi) \n\t"\
|
|
PREFETCH" 1056(%%esi) \n\t"\
|
|
PREFETCH" 1088(%%esi) \n\t"\
|
|
"call funnyYCode \n\t"\
|
|
"movq temp0, %%mm2 \n\t"\
|
|
"xorl %%ecx, %%ecx \n\t"
|
|
|
|
FUNNY_Y_CODE
|
|
FUNNY_Y_CODE
|
|
FUNNY_Y_CODE
|
|
FUNNY_Y_CODE
|
|
FUNNY_Y_CODE
|
|
FUNNY_Y_CODE
|
|
FUNNY_Y_CODE
|
|
FUNNY_Y_CODE
|
|
|
|
:: "m" (src), "m" (dst), "m" (dstWidth), "m" ((xInc*4)>>16),
|
|
"m" ((xInc*4)&0xFFFF), "m" (xInc&0xFFFF)
|
|
: "%eax", "%ebx", "%ecx", "%edx", "%esi", "%edi"
|
|
);
|
|
for(i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
|
|
}
|
|
else
|
|
{
|
|
#endif
|
|
//NO MMX just normal asm ...
|
|
asm volatile(
|
|
"xorl %%eax, %%eax \n\t" // i
|
|
"xorl %%ebx, %%ebx \n\t" // xx
|
|
"xorl %%ecx, %%ecx \n\t" // 2*xalpha
|
|
".balign 16 \n\t"
|
|
"1: \n\t"
|
|
"movzbl (%0, %%ebx), %%edi \n\t" //src[xx]
|
|
"movzbl 1(%0, %%ebx), %%esi \n\t" //src[xx+1]
|
|
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
|
|
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
|
|
"shll $16, %%edi \n\t"
|
|
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
|
|
"movl %1, %%edi \n\t"
|
|
"shrl $9, %%esi \n\t"
|
|
"movw %%si, (%%edi, %%eax, 2) \n\t"
|
|
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
|
|
"adcl %3, %%ebx \n\t" //xx+= xInc>>8 + carry
|
|
|
|
"movzbl (%0, %%ebx), %%edi \n\t" //src[xx]
|
|
"movzbl 1(%0, %%ebx), %%esi \n\t" //src[xx+1]
|
|
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
|
|
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
|
|
"shll $16, %%edi \n\t"
|
|
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
|
|
"movl %1, %%edi \n\t"
|
|
"shrl $9, %%esi \n\t"
|
|
"movw %%si, 2(%%edi, %%eax, 2) \n\t"
|
|
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
|
|
"adcl %3, %%ebx \n\t" //xx+= xInc>>8 + carry
|
|
|
|
|
|
"addl $2, %%eax \n\t"
|
|
"cmpl %2, %%eax \n\t"
|
|
" jb 1b \n\t"
|
|
|
|
|
|
:: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc>>16), "m" (xInc&0xFFFF)
|
|
: "%eax", "%ebx", "%ecx", "%edi", "%esi"
|
|
);
|
|
#ifdef HAVE_MMX2
|
|
} //if MMX2 cant be used
|
|
#endif
|
|
#else
|
|
int i;
|
|
unsigned int xpos=0;
|
|
for(i=0;i<dstWidth;i++)
|
|
{
|
|
register unsigned int xx=xpos>>16;
|
|
register unsigned int xalpha=(xpos&0xFFFF)>>9;
|
|
dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha;
|
|
xpos+=xInc;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
inline static void RENAME(hcscale)(uint16_t *dst, int dstWidth,
|
|
uint8_t *src1, uint8_t *src2, int srcW, int xInc)
|
|
{
|
|
if(sws_flags != SWS_FAST_BILINEAR)
|
|
{
|
|
RENAME(hScale)(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
|
|
RENAME(hScale)(dst+2048, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
|
|
}
|
|
else // Fast Bilinear upscale / crap downscale
|
|
{
|
|
#ifdef ARCH_X86
|
|
#ifdef HAVE_MMX2
|
|
int i;
|
|
if(canMMX2BeUsed)
|
|
{
|
|
asm volatile(
|
|
"pxor %%mm7, %%mm7 \n\t"
|
|
"pxor %%mm2, %%mm2 \n\t" // 2*xalpha
|
|
"movd %5, %%mm6 \n\t" // xInc&0xFFFF
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"movq %%mm6, %%mm2 \n\t"
|
|
"psllq $16, %%mm2 \n\t"
|
|
"paddw %%mm6, %%mm2 \n\t"
|
|
"psllq $16, %%mm2 \n\t"
|
|
"paddw %%mm6, %%mm2 \n\t"
|
|
"psllq $16, %%mm2 \n\t" //0,t,2t,3t t=xInc&0xFFFF
|
|
"movq %%mm2, temp0 \n\t"
|
|
"movd %4, %%mm6 \n\t" //(xInc*4)&0xFFFF
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"punpcklwd %%mm6, %%mm6 \n\t"
|
|
"xorl %%eax, %%eax \n\t" // i
|
|
"movl %0, %%esi \n\t" // src
|
|
"movl %1, %%edi \n\t" // buf1
|
|
"movl %3, %%edx \n\t" // (xInc*4)>>16
|
|
"xorl %%ecx, %%ecx \n\t"
|
|
"xorl %%ebx, %%ebx \n\t"
|
|
"movw %4, %%bx \n\t" // (xInc*4)&0xFFFF
|
|
|
|
#define FUNNYUVCODE \
|
|
PREFETCH" 1024(%%esi) \n\t"\
|
|
PREFETCH" 1056(%%esi) \n\t"\
|
|
PREFETCH" 1088(%%esi) \n\t"\
|
|
"call funnyUVCode \n\t"\
|
|
"movq temp0, %%mm2 \n\t"\
|
|
"xorl %%ecx, %%ecx \n\t"
|
|
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
"xorl %%eax, %%eax \n\t" // i
|
|
"movl %6, %%esi \n\t" // src
|
|
"movl %1, %%edi \n\t" // buf1
|
|
"addl $4096, %%edi \n\t"
|
|
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
FUNNYUVCODE
|
|
|
|
:: "m" (src1), "m" (dst), "m" (dstWidth), "m" ((xInc*4)>>16),
|
|
"m" ((xInc*4)&0xFFFF), "m" (xInc&0xFFFF), "m" (src2)
|
|
: "%eax", "%ebx", "%ecx", "%edx", "%esi", "%edi"
|
|
);
|
|
for(i=dstWidth-1; (i*xInc)>>16 >=srcW/2-1; i--)
|
|
{
|
|
dst[i] = src1[srcW/2-1]*128;
|
|
dst[i+2048] = src2[srcW/2-1]*128;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
#endif
|
|
asm volatile(
|
|
"xorl %%eax, %%eax \n\t" // i
|
|
"xorl %%ebx, %%ebx \n\t" // xx
|
|
"xorl %%ecx, %%ecx \n\t" // 2*xalpha
|
|
".balign 16 \n\t"
|
|
"1: \n\t"
|
|
"movl %0, %%esi \n\t"
|
|
"movzbl (%%esi, %%ebx), %%edi \n\t" //src[xx]
|
|
"movzbl 1(%%esi, %%ebx), %%esi \n\t" //src[xx+1]
|
|
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
|
|
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
|
|
"shll $16, %%edi \n\t"
|
|
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
|
|
"movl %1, %%edi \n\t"
|
|
"shrl $9, %%esi \n\t"
|
|
"movw %%si, (%%edi, %%eax, 2) \n\t"
|
|
|
|
"movzbl (%5, %%ebx), %%edi \n\t" //src[xx]
|
|
"movzbl 1(%5, %%ebx), %%esi \n\t" //src[xx+1]
|
|
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
|
|
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
|
|
"shll $16, %%edi \n\t"
|
|
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
|
|
"movl %1, %%edi \n\t"
|
|
"shrl $9, %%esi \n\t"
|
|
"movw %%si, 4096(%%edi, %%eax, 2)\n\t"
|
|
|
|
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
|
|
"adcl %3, %%ebx \n\t" //xx+= xInc>>8 + carry
|
|
"addl $1, %%eax \n\t"
|
|
"cmpl %2, %%eax \n\t"
|
|
" jb 1b \n\t"
|
|
|
|
:: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc>>16), "m" (xInc&0xFFFF),
|
|
"r" (src2)
|
|
: "%eax", "%ebx", "%ecx", "%edi", "%esi"
|
|
);
|
|
#ifdef HAVE_MMX2
|
|
} //if MMX2 cant be used
|
|
#endif
|
|
#else
|
|
int i;
|
|
unsigned int xpos=0;
|
|
for(i=0;i<dstWidth;i++)
|
|
{
|
|
register unsigned int xx=xpos>>16;
|
|
register unsigned int xalpha=(xpos&0xFFFF)>>9;
|
|
dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);
|
|
dst[i+2048]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
|
|
/* slower
|
|
dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
|
|
dst[i+2048]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
|
|
*/
|
|
xpos+=xInc;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
static void inline RENAME(initFilter)(int16_t *filter, int16_t *filterPos, int *filterSize, int xInc,
|
|
int srcW, int dstW)
|
|
{
|
|
int i;
|
|
#ifdef HAVE_MMX
|
|
asm volatile("emms\n\t"::: "memory"); //FIXME this shouldnt be required but it IS
|
|
#endif
|
|
|
|
if(xInc <= (1<<16)) // upscale / cubic interpolate
|
|
{
|
|
int i;
|
|
int xDstInSrc;
|
|
if(sws_flags==SWS_BICUBIC) *filterSize= 4;
|
|
else *filterSize= 2;
|
|
// printf("%d %d %d\n", filterSize, srcW, dstW);
|
|
#ifdef HAVE_MMX
|
|
*filterSize= (*filterSize +3) & (~3); // -> *filterSize %4 == 0
|
|
#endif
|
|
xDstInSrc= xInc - 0x8000;
|
|
for(i=0; i<dstW; i++)
|
|
{
|
|
int xx= (xDstInSrc>>16) - (*filterSize>>1) + 1;
|
|
int j;
|
|
|
|
filterPos[i]= xx;
|
|
if(sws_flags == SWS_BICUBIC)
|
|
{
|
|
double d= ABS(((xx+1)<<16) - xDstInSrc)/(double)(1<<16);
|
|
// int coeff;
|
|
int y1,y2,y3,y4;
|
|
double A= -0.75;
|
|
// Equation is from VirtualDub
|
|
y1 = (int)floor(0.5 + ( + A*d - 2.0*A*d*d + A*d*d*d) * 16384.0);
|
|
y2 = (int)floor(0.5 + (+ 1.0 - (A+3.0)*d*d + (A+2.0)*d*d*d) * 16384.0);
|
|
y3 = (int)floor(0.5 + ( - A*d + (2.0*A+3.0)*d*d - (A+2.0)*d*d*d) * 16384.0);
|
|
y4 = (int)floor(0.5 + ( + A*d*d - A*d*d*d) * 16384.0);
|
|
|
|
// printf("%d %d %d \n", coeff, (int)d, xDstInSrc);
|
|
filter[i*(*filterSize) + 0]= y1;
|
|
filter[i*(*filterSize) + 1]= y2;
|
|
filter[i*(*filterSize) + 2]= y3;
|
|
filter[i*(*filterSize) + 3]= y4;
|
|
// printf("%1.3f %d, %d, %d, %d\n",d , y1, y2, y3, y4);
|
|
}
|
|
else
|
|
{
|
|
for(j=0; j<*filterSize; j++)
|
|
{
|
|
double d= ABS((xx<<16) - xDstInSrc)/(double)(1<<16);
|
|
int coeff;
|
|
coeff= (int)(0.5 + (1.0 - d)*(1<<14));
|
|
if(coeff<0) coeff=0;
|
|
// printf("%d %d %d \n", coeff, (int)d, xDstInSrc);
|
|
filter[i*(*filterSize) + j]= coeff;
|
|
xx++;
|
|
}
|
|
}
|
|
xDstInSrc+= xInc;
|
|
}
|
|
}
|
|
else // downscale
|
|
{
|
|
int xDstInSrc;
|
|
if(sws_flags==SWS_BICUBIC) *filterSize= (int)ceil(1 + 4.0*srcW / (double)dstW);
|
|
else *filterSize= (int)ceil(1 + 2.0*srcW / (double)dstW);
|
|
// printf("%d %d %d\n", *filterSize, srcW, dstW);
|
|
#ifdef HAVE_MMX
|
|
*filterSize= (*filterSize +3) & (~3); // -> *filterSize %4 == 0
|
|
#endif
|
|
xDstInSrc= xInc - 0x8000;
|
|
for(i=0; i<dstW; i++)
|
|
{
|
|
int xx= (int)((double)xDstInSrc/(double)(1<<16) - *filterSize*0.5 + 0.5);
|
|
int j;
|
|
|
|
filterPos[i]= xx;
|
|
for(j=0; j<*filterSize; j++)
|
|
{
|
|
double d= ABS((xx<<16) - xDstInSrc)/(double)xInc;
|
|
int coeff;
|
|
if(sws_flags == SWS_BICUBIC)
|
|
{
|
|
double A= -0.75;
|
|
// d*=2;
|
|
// Equation is from VirtualDub
|
|
if(d<1.0)
|
|
coeff = (int)floor(0.5 + (1.0 - (A+3.0)*d*d
|
|
+ (A+2.0)*d*d*d) * (1<<14));
|
|
else if(d<2.0)
|
|
coeff = (int)floor(0.5 + (-4.0*A + 8.0*A*d
|
|
- 5.0*A*d*d + A*d*d*d) * (1<<14));
|
|
else
|
|
coeff=0;
|
|
}
|
|
else
|
|
{
|
|
coeff= (int)(0.5 + (1.0 - d)*(1<<14));
|
|
if(coeff<0) coeff=0;
|
|
}
|
|
// printf("%d %d %d \n", coeff, (int)d, xDstInSrc);
|
|
filter[i*(*filterSize) + j]= coeff;
|
|
xx++;
|
|
}
|
|
xDstInSrc+= xInc;
|
|
}
|
|
}
|
|
|
|
//fix borders
|
|
for(i=0; i<dstW; i++)
|
|
{
|
|
int j;
|
|
if(filterPos[i] < 0)
|
|
{
|
|
// Move filter coeffs left to compensate for filterPos
|
|
for(j=1; j<*filterSize; j++)
|
|
{
|
|
int left= MAX(j + filterPos[i], 0);
|
|
filter[i*(*filterSize) + left] += filter[i*(*filterSize) + j];
|
|
filter[i*(*filterSize) + j]=0;
|
|
}
|
|
filterPos[i]= 0;
|
|
}
|
|
|
|
if(filterPos[i] + *filterSize > srcW)
|
|
{
|
|
int shift= filterPos[i] + *filterSize - srcW;
|
|
// Move filter coeffs right to compensate for filterPos
|
|
for(j=*filterSize-2; j>=0; j--)
|
|
{
|
|
int right= MIN(j + shift, *filterSize-1);
|
|
filter[i*(*filterSize) +right] += filter[i*(*filterSize) +j];
|
|
filter[i*(*filterSize) +j]=0;
|
|
}
|
|
filterPos[i]= srcW - *filterSize;
|
|
}
|
|
}
|
|
|
|
//Normalize
|
|
for(i=0; i<dstW; i++)
|
|
{
|
|
int j;
|
|
double sum=0;
|
|
double scale=1<<14;
|
|
for(j=0; j<*filterSize; j++)
|
|
{
|
|
sum+= filter[i*(*filterSize) + j];
|
|
}
|
|
scale/= sum;
|
|
for(j=0; j<*filterSize; j++)
|
|
{
|
|
filter[i*(*filterSize) + j]= (int)(filter[i*(*filterSize) + j]*scale);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void RENAME(SwScale_YV12slice)(unsigned char* srcptr[],int stride[], int srcSliceY ,
|
|
int srcSliceH, uint8_t* dstptr[], int dststride, int dstbpp,
|
|
int srcW, int srcH, int dstW, int dstH){
|
|
|
|
|
|
unsigned int s_xinc2;
|
|
//FIXME do we need th +-2 stuff?
|
|
unsigned int s_xinc= (srcW << 16) / dstW - 2;
|
|
unsigned int s_yinc= (srcH << 16) / dstH + 2;
|
|
|
|
static int lumDstYInSrc; // points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src)
|
|
static int dstY;
|
|
|
|
// last horzontally interpolated lines, used to avoid unnecessary calculations
|
|
static int lastLumSrcY;
|
|
static int lastChrSrcY;
|
|
|
|
static int oldDstW= -1;
|
|
static int oldSrcW= -1;
|
|
|
|
int dstUVw;
|
|
int i;
|
|
|
|
if(((dstW + 7)&(~7)) >= dststride) dstW&= ~7;
|
|
|
|
dstUVw= fullUVIpol ? dstW : dstW/2;
|
|
|
|
//printf("%d %d %d %d\n", srcW, srcH, dstW, dstH);
|
|
//printf("%d %d %d %d\n", s_xinc, s_yinc, srcSliceY, srcSliceH);
|
|
|
|
#ifdef HAVE_MMX2
|
|
canMMX2BeUsed= (s_xinc <= 0x10000 && (dstW&31)==0 && (srcW&15)==0) ? 1 : 0;
|
|
#endif
|
|
|
|
// match pixel 0 of the src to pixel 0 of dst and match pixel n-2 of src to pixel n-2 of dst
|
|
// n-2 is the last chrominance sample available
|
|
// FIXME this is not perfect, but noone shuld notice the difference, the more correct variant
|
|
// would be like the vertical one, but that would require some special code for the
|
|
// first and last pixel
|
|
if(canMMX2BeUsed) s_xinc+= 20;
|
|
else s_xinc = ((srcW-2)<<16)/(dstW-2) - 20;
|
|
|
|
if(fullUVIpol && !(dstbpp==12)) s_xinc2= s_xinc>>1;
|
|
else s_xinc2= s_xinc;
|
|
// force calculation of the horizontal interpolation of the first line
|
|
|
|
if(srcSliceY ==0){
|
|
// printf("dstW %d, srcw %d, mmx2 %d\n", dstW, srcW, canMMX2BeUsed);
|
|
lastLumSrcY=-99;
|
|
lastChrSrcY=-99;
|
|
lumDstYInSrc= s_yinc/2 - 0x8000;
|
|
dstY=0;
|
|
|
|
// clean the buffers so that no green stuff is drawen if the width is not sane (%8=0)
|
|
for(i=dstW-2; i<dstW+20; i++)
|
|
{
|
|
pix_buf_uv[0][i] = pix_buf_uv[1][i]
|
|
= pix_buf_uv[0][2048+i] = pix_buf_uv[1][2048+i] = 128*128;
|
|
pix_buf_uv[0][i/2] = pix_buf_uv[1][i/2]
|
|
= pix_buf_uv[0][2048+i/2] = pix_buf_uv[1][2048+i/2] = 128*128;
|
|
pix_buf_y[0][i]= pix_buf_y[1][i]= 0;
|
|
}
|
|
|
|
//precalculate horizontal scaler filter coefficients
|
|
if(oldDstW!=dstW || oldSrcW!=srcW)
|
|
{
|
|
// int i;
|
|
oldDstW= dstW; oldSrcW= srcW;
|
|
|
|
RENAME(initFilter)(hLumFilter, hLumFilterPos, &hLumFilterSize, s_xinc, srcW, dstW);
|
|
RENAME(initFilter)(hChrFilter, hChrFilterPos, &hChrFilterSize, s_xinc2, srcW, dstW);
|
|
|
|
#ifdef HAVE_MMX2
|
|
// cant downscale !!!
|
|
if(canMMX2BeUsed)
|
|
{
|
|
uint8_t *fragment;
|
|
int imm8OfPShufW1;
|
|
int imm8OfPShufW2;
|
|
int fragmentLength;
|
|
|
|
int xpos, i;
|
|
|
|
// create an optimized horizontal scaling routine
|
|
|
|
//code fragment
|
|
|
|
asm volatile(
|
|
"jmp 9f \n\t"
|
|
// Begin
|
|
"0: \n\t"
|
|
"movq (%%esi), %%mm0 \n\t" //FIXME Alignment
|
|
"movq %%mm0, %%mm1 \n\t"
|
|
"psrlq $8, %%mm0 \n\t"
|
|
"punpcklbw %%mm7, %%mm1 \n\t"
|
|
"movq %%mm2, %%mm3 \n\t"
|
|
"punpcklbw %%mm7, %%mm0 \n\t"
|
|
"addw %%bx, %%cx \n\t" //2*xalpha += (4*s_xinc)&0xFFFF
|
|
"pshufw $0xFF, %%mm1, %%mm1 \n\t"
|
|
"1: \n\t"
|
|
"adcl %%edx, %%esi \n\t" //xx+= (4*s_xinc)>>16 + carry
|
|
"pshufw $0xFF, %%mm0, %%mm0 \n\t"
|
|
"2: \n\t"
|
|
"psrlw $9, %%mm3 \n\t"
|
|
"psubw %%mm1, %%mm0 \n\t"
|
|
"pmullw %%mm3, %%mm0 \n\t"
|
|
"paddw %%mm6, %%mm2 \n\t" // 2*alpha += xpos&0xFFFF
|
|
"psllw $7, %%mm1 \n\t"
|
|
"paddw %%mm1, %%mm0 \n\t"
|
|
|
|
"movq %%mm0, (%%edi, %%eax) \n\t"
|
|
|
|
"addl $8, %%eax \n\t"
|
|
// End
|
|
"9: \n\t"
|
|
// "int $3\n\t"
|
|
"leal 0b, %0 \n\t"
|
|
"leal 1b, %1 \n\t"
|
|
"leal 2b, %2 \n\t"
|
|
"decl %1 \n\t"
|
|
"decl %2 \n\t"
|
|
"subl %0, %1 \n\t"
|
|
"subl %0, %2 \n\t"
|
|
"leal 9b, %3 \n\t"
|
|
"subl %0, %3 \n\t"
|
|
:"=r" (fragment), "=r" (imm8OfPShufW1), "=r" (imm8OfPShufW2),
|
|
"=r" (fragmentLength)
|
|
);
|
|
|
|
xpos= 0; //s_xinc/2 - 0x8000; // difference between pixel centers
|
|
|
|
for(i=0; i<dstW/8; i++)
|
|
{
|
|
int xx=xpos>>16;
|
|
|
|
if((i&3) == 0)
|
|
{
|
|
int a=0;
|
|
int b=((xpos+s_xinc)>>16) - xx;
|
|
int c=((xpos+s_xinc*2)>>16) - xx;
|
|
int d=((xpos+s_xinc*3)>>16) - xx;
|
|
|
|
memcpy(funnyYCode + fragmentLength*i/4, fragment, fragmentLength);
|
|
|
|
funnyYCode[fragmentLength*i/4 + imm8OfPShufW1]=
|
|
funnyYCode[fragmentLength*i/4 + imm8OfPShufW2]=
|
|
a | (b<<2) | (c<<4) | (d<<6);
|
|
|
|
// if we dont need to read 8 bytes than dont :), reduces the chance of
|
|
// crossing a cache line
|
|
if(d<3) funnyYCode[fragmentLength*i/4 + 1]= 0x6E;
|
|
|
|
funnyYCode[fragmentLength*(i+4)/4]= RET;
|
|
}
|
|
xpos+=s_xinc;
|
|
}
|
|
|
|
xpos= 0; //s_xinc2/2 - 0x10000; // difference between centers of chrom samples
|
|
for(i=0; i<dstUVw/8; i++)
|
|
{
|
|
int xx=xpos>>16;
|
|
|
|
if((i&3) == 0)
|
|
{
|
|
int a=0;
|
|
int b=((xpos+s_xinc2)>>16) - xx;
|
|
int c=((xpos+s_xinc2*2)>>16) - xx;
|
|
int d=((xpos+s_xinc2*3)>>16) - xx;
|
|
|
|
memcpy(funnyUVCode + fragmentLength*i/4, fragment, fragmentLength);
|
|
|
|
funnyUVCode[fragmentLength*i/4 + imm8OfPShufW1]=
|
|
funnyUVCode[fragmentLength*i/4 + imm8OfPShufW2]=
|
|
a | (b<<2) | (c<<4) | (d<<6);
|
|
|
|
// if we dont need to read 8 bytes than dont :), reduces the chance of
|
|
// crossing a cache line
|
|
if(d<3) funnyUVCode[fragmentLength*i/4 + 1]= 0x6E;
|
|
|
|
funnyUVCode[fragmentLength*(i+4)/4]= RET;
|
|
}
|
|
xpos+=s_xinc2;
|
|
}
|
|
// funnyCode[0]= RET;
|
|
}
|
|
|
|
#endif // HAVE_MMX2
|
|
} // Init stuff
|
|
} // reset counters
|
|
|
|
while(1){
|
|
unsigned char *dest =dstptr[0]+dststride*dstY;
|
|
unsigned char *uDest=dstptr[1]+(dststride>>1)*(dstY>>1);
|
|
unsigned char *vDest=dstptr[2]+(dststride>>1)*(dstY>>1);
|
|
|
|
int lumSrcY=(lumDstYInSrc + 0xFFFF)>>16; // first luminance source line number below the dst line
|
|
// points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src)
|
|
int chrDstYInSrc= dstbpp==12 ? lumDstYInSrc + s_yinc/2 - 0x8000 :
|
|
lumDstYInSrc - 0x8000;
|
|
int chrSrcY=(chrDstYInSrc + 0x1FFFF)>>17; // first chrominance source line number below the dst line
|
|
int yalpha= ((lumDstYInSrc-1)&0xFFFF )>>4;
|
|
int uvalpha=((chrDstYInSrc-1)&0x1FFFF)>>5;
|
|
uint16_t *buf0=pix_buf_y[ lumSrcY &1]; // top line of the interpolated slice
|
|
uint16_t *buf1=pix_buf_y[(lumSrcY+1)&1]; // bottom line of the interpolated slice
|
|
uint16_t *uvbuf0=pix_buf_uv[ chrSrcY &1]; // top line of the interpolated slice
|
|
uint16_t *uvbuf1=pix_buf_uv[(chrSrcY+1)&1]; // bottom line of the interpolated slice
|
|
|
|
if(lumSrcY>=srcSliceY + srcSliceH && srcSliceY + srcSliceH < srcH) break;
|
|
if(dstY >= dstH) break;
|
|
|
|
// printf("lumSrcY:%d, dstY:%d, yalpha:%d\n", lumSrcY, dstY, yalpha*100/0x1000);
|
|
|
|
if((dstY&1) && dstbpp==12) uvalpha=-1;
|
|
|
|
dstY++; lumDstYInSrc+=s_yinc;
|
|
|
|
//only interpolate the src line horizontally if we didnt do it allready
|
|
if(lastLumSrcY!=lumSrcY)
|
|
{
|
|
unsigned char *src;
|
|
|
|
// skip if first line has been horiz scaled alleady
|
|
if(lastLumSrcY != lumSrcY-1)
|
|
{
|
|
// check if first line is before any available src lines
|
|
if(lumSrcY-1 < srcSliceY ) src=srcptr[0]+(0 )*stride[0];
|
|
else src=srcptr[0]+(lumSrcY-srcSliceY -1)*stride[0];
|
|
|
|
RENAME(hyscale)(buf0, dstW, src, srcW, s_xinc);
|
|
}
|
|
// check if second line is after any available src lines
|
|
if(lumSrcY-srcSliceY >= srcSliceH) src=srcptr[0]+(srcSliceH-1 )*stride[0];
|
|
else src=srcptr[0]+(lumSrcY-srcSliceY )*stride[0];
|
|
|
|
// the min() is required to avoid reuseing lines which where not available
|
|
lastLumSrcY= MIN(lumSrcY, srcSliceY +srcSliceH-1);
|
|
RENAME(hyscale)(buf1, dstW, src, srcW, s_xinc);
|
|
}
|
|
// printf("%d %d %d %d\n", y, chrSrcY, lastChrSrcY, h);
|
|
// *** horizontal scale U and V lines to temp buffer
|
|
if(lastChrSrcY!=chrSrcY)
|
|
{
|
|
uint8_t *src1, *src2;
|
|
// skip if first line has been horiz scaled alleady
|
|
if(lastChrSrcY != chrSrcY-1)
|
|
{
|
|
// check if first line is before any available src lines
|
|
if(chrSrcY-srcSliceY /2-1 < 0)
|
|
{
|
|
src1= srcptr[1]+(0)*stride[1];
|
|
src2= srcptr[2]+(0)*stride[2];
|
|
}else{
|
|
src1= srcptr[1]+(chrSrcY-srcSliceY /2-1)*stride[1];
|
|
src2= srcptr[2]+(chrSrcY-srcSliceY /2-1)*stride[2];
|
|
}
|
|
RENAME(hcscale)(uvbuf0, dstUVw, src1, src2, srcW, s_xinc2);
|
|
}
|
|
|
|
// check if second line is after any available src lines
|
|
if(chrSrcY - srcSliceY /2 >= srcSliceH/2)
|
|
{
|
|
src1= srcptr[1]+(srcSliceH/2-1)*stride[1];
|
|
src2= srcptr[2]+(srcSliceH/2-1)*stride[2];
|
|
}else{
|
|
src1= srcptr[1]+(chrSrcY-srcSliceY /2)*stride[1];
|
|
src2= srcptr[2]+(chrSrcY-srcSliceY /2)*stride[2];
|
|
}
|
|
RENAME(hcscale)(uvbuf1, dstUVw, src1, src2, srcW, s_xinc2);
|
|
|
|
// the min() is required to avoid reuseing lines which where not available
|
|
lastChrSrcY= MIN(chrSrcY, srcSliceY /2+srcSliceH/2-1);
|
|
}
|
|
#ifdef HAVE_MMX
|
|
b5Dither= dither8[dstY&1];
|
|
g6Dither= dither4[dstY&1];
|
|
g5Dither= dither8[dstY&1];
|
|
r5Dither= dither8[(dstY+1)&1];
|
|
#endif
|
|
|
|
if(dstbpp==12) //YV12
|
|
RENAME(yuv2yuv)(buf0, buf1, uvbuf0, uvbuf1, dest, uDest, vDest, dstW, yalpha, uvalpha);
|
|
else if(ABS(s_yinc - 0x10000) < 10)
|
|
RENAME(yuv2rgb1)(buf0, buf1, uvbuf0, uvbuf1, dest, dstW, yalpha, uvalpha, dstbpp);
|
|
else
|
|
RENAME(yuv2rgbX)(buf0, buf1, uvbuf0, uvbuf1, dest, dstW, yalpha, uvalpha, dstbpp);
|
|
}
|
|
|
|
#ifdef HAVE_MMX
|
|
__asm __volatile(SFENCE:::"memory");
|
|
__asm __volatile(EMMS:::"memory");
|
|
#endif
|
|
}
|