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gfiber / vendor / opensource / ffmpeg / 4c223fe519174f0d7086f4698e9f7b9840cf15e9 / . / libpostproc / postprocess_template.c
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<
/*
* Copyright (C) 2001-2002 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
*/
/**
* @file libpostproc/postprocess_template.c
* mmx/mmx2/3dnow postprocess code.
*/
#include "libavutil/x86_cpu.h"
#define ALIGN_MASK "$-8"
#undef PAVGB
#undef PMINUB
#undef PMAXUB
#if HAVE_MMX2
#define REAL_PAVGB(a,b) "pavgb " #a ", " #b " \n\t"
#elif HAVE_AMD3DNOW
#define REAL_PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"
#endif
#define PAVGB(a,b) REAL_PAVGB(a,b)
#if HAVE_MMX2
#define PMINUB(a,b,t) "pminub " #a ", " #b " \n\t"
#elif HAVE_MMX
#define PMINUB(b,a,t) \
"movq " #a ", " #t " \n\t"\
"psubusb " #b ", " #t " \n\t"\
"psubb " #t ", " #a " \n\t"
#endif
#if HAVE_MMX2
#define PMAXUB(a,b) "pmaxub " #a ", " #b " \n\t"
#elif HAVE_MMX
#define PMAXUB(a,b) \
"psubusb " #a ", " #b " \n\t"\
"paddb " #a ", " #b " \n\t"
#endif
//FIXME? |255-0| = 1 (should not be a problem ...)
#if HAVE_MMX
/**
* Check if the middle 8x8 Block in the given 8x16 block is flat
*/
static inline int RENAME(vertClassify)(uint8_t src[], int stride, PPContext *c){
int numEq= 0, dcOk;
src+= stride*4; // src points to begin of the 8x8 Block
__asm__ volatile(
"movq %0, %%mm7 \n\t"
"movq %1, %%mm6 \n\t"
: : "m" (c->mmxDcOffset[c->nonBQP]), "m" (c->mmxDcThreshold[c->nonBQP])
);
__asm__ volatile(
"lea (%2, %3), %%"REG_a" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %1 eax eax+%2 eax+2%2 %1+4%2 ecx ecx+%2 ecx+2%2 %1+8%2 ecx+4%2
"movq (%2), %%mm0 \n\t"
"movq (%%"REG_a"), %%mm1 \n\t"
"movq %%mm0, %%mm3 \n\t"
"movq %%mm0, %%mm4 \n\t"
PMAXUB(%%mm1, %%mm4)
PMINUB(%%mm1, %%mm3, %%mm5)
"psubb %%mm1, %%mm0 \n\t" // mm0 = differnece
"paddb %%mm7, %%mm0 \n\t"
"pcmpgtb %%mm6, %%mm0 \n\t"
"movq (%%"REG_a",%3), %%mm2 \n\t"
PMAXUB(%%mm2, %%mm4)
PMINUB(%%mm2, %%mm3, %%mm5)
"psubb %%mm2, %%mm1 \n\t"
"paddb %%mm7, %%mm1 \n\t"
"pcmpgtb %%mm6, %%mm1 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq (%%"REG_a", %3, 2), %%mm1 \n\t"
PMAXUB(%%mm1, %%mm4)
PMINUB(%%mm1, %%mm3, %%mm5)
"psubb %%mm1, %%mm2 \n\t"
"paddb %%mm7, %%mm2 \n\t"
"pcmpgtb %%mm6, %%mm2 \n\t"
"paddb %%mm2, %%mm0 \n\t"
"lea (%%"REG_a", %3, 4), %%"REG_a" \n\t"
"movq (%2, %3, 4), %%mm2 \n\t"
PMAXUB(%%mm2, %%mm4)
PMINUB(%%mm2, %%mm3, %%mm5)
"psubb %%mm2, %%mm1 \n\t"
"paddb %%mm7, %%mm1 \n\t"
"pcmpgtb %%mm6, %%mm1 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq (%%"REG_a"), %%mm1 \n\t"
PMAXUB(%%mm1, %%mm4)
PMINUB(%%mm1, %%mm3, %%mm5)
"psubb %%mm1, %%mm2 \n\t"
"paddb %%mm7, %%mm2 \n\t"
"pcmpgtb %%mm6, %%mm2 \n\t"
"paddb %%mm2, %%mm0 \n\t"
"movq (%%"REG_a", %3), %%mm2 \n\t"
PMAXUB(%%mm2, %%mm4)
PMINUB(%%mm2, %%mm3, %%mm5)
"psubb %%mm2, %%mm1 \n\t"
"paddb %%mm7, %%mm1 \n\t"
"pcmpgtb %%mm6, %%mm1 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq (%%"REG_a", %3, 2), %%mm1 \n\t"
PMAXUB(%%mm1, %%mm4)
PMINUB(%%mm1, %%mm3, %%mm5)
"psubb %%mm1, %%mm2 \n\t"
"paddb %%mm7, %%mm2 \n\t"
"pcmpgtb %%mm6, %%mm2 \n\t"
"paddb %%mm2, %%mm0 \n\t"
"psubusb %%mm3, %%mm4 \n\t"
" \n\t"
#if HAVE_MMX2
"pxor %%mm7, %%mm7 \n\t"
"psadbw %%mm7, %%mm0 \n\t"
#else
"movq %%mm0, %%mm1 \n\t"
"psrlw $8, %%mm0 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"psrlq $16, %%mm0 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"psrlq $32, %%mm0 \n\t"
"paddb %%mm1, %%mm0 \n\t"
#endif
"movq %4, %%mm7 \n\t" // QP,..., QP
"paddusb %%mm7, %%mm7 \n\t" // 2QP ... 2QP
"psubusb %%mm7, %%mm4 \n\t" // Diff <= 2QP -> 0
"packssdw %%mm4, %%mm4 \n\t"
"movd %%mm0, %0 \n\t"
"movd %%mm4, %1 \n\t"
: "=r" (numEq), "=r" (dcOk)
: "r" (src), "r" ((x86_reg)stride), "m" (c->pQPb)
: "%"REG_a
);
numEq= (-numEq) &0xFF;
if(numEq > c->ppMode.flatnessThreshold){
if(dcOk) return 0;
else return 1;
}else{
return 2;
}
}
#endif //HAVE_MMX
/**
* Do a vertical low pass filter on the 8x16 block (only write to the 8x8 block in the middle)
* using the 9-Tap Filter (1,1,2,2,4,2,2,1,1)/16
*/
#if !HAVE_ALTIVEC
static inline void RENAME(doVertLowPass)(uint8_t *src, int stride, PPContext *c)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= stride*3;
__asm__ volatile( //"movv %0 %1 %2\n\t"
"movq %2, %%mm0 \n\t" // QP,..., QP
"pxor %%mm4, %%mm4 \n\t"
"movq (%0), %%mm6 \n\t"
"movq (%0, %1), %%mm5 \n\t"
"movq %%mm5, %%mm1 \n\t"
"movq %%mm6, %%mm2 \n\t"
"psubusb %%mm6, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"por %%mm5, %%mm2 \n\t" // ABS Diff of lines
"psubusb %%mm0, %%mm2 \n\t" // diff <= QP -> 0
"pcmpeqb %%mm4, %%mm2 \n\t" // diff <= QP -> FF
"pand %%mm2, %%mm6 \n\t"
"pandn %%mm1, %%mm2 \n\t"
"por %%mm2, %%mm6 \n\t"// First Line to Filter
"movq (%0, %1, 8), %%mm5 \n\t"
"lea (%0, %1, 4), %%"REG_a" \n\t"
"lea (%0, %1, 8), %%"REG_c" \n\t"
"sub %1, %%"REG_c" \n\t"
"add %1, %0 \n\t" // %0 points to line 1 not 0
"movq (%0, %1, 8), %%mm7 \n\t"
"movq %%mm5, %%mm1 \n\t"
"movq %%mm7, %%mm2 \n\t"
"psubusb %%mm7, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"por %%mm5, %%mm2 \n\t" // ABS Diff of lines
"psubusb %%mm0, %%mm2 \n\t" // diff <= QP -> 0
"pcmpeqb %%mm4, %%mm2 \n\t" // diff <= QP -> FF
"pand %%mm2, %%mm7 \n\t"
"pandn %%mm1, %%mm2 \n\t"
"por %%mm2, %%mm7 \n\t" // First Line to Filter
// 1 2 3 4 5 6 7 8
// %0 %0+%1 %0+2%1 eax %0+4%1 eax+2%1 ecx eax+4%1
// 6 4 2 2 1 1
// 6 4 4 2
// 6 8 2
"movq (%0, %1), %%mm0 \n\t" // 1
"movq %%mm0, %%mm1 \n\t" // 1
PAVGB(%%mm6, %%mm0) //1 1 /2
PAVGB(%%mm6, %%mm0) //3 1 /4
"movq (%0, %1, 4), %%mm2 \n\t" // 1
"movq %%mm2, %%mm5 \n\t" // 1
PAVGB((%%REGa), %%mm2) // 11 /2
PAVGB((%0, %1, 2), %%mm2) // 211 /4
"movq %%mm2, %%mm3 \n\t" // 211 /4
"movq (%0), %%mm4 \n\t" // 1
PAVGB(%%mm4, %%mm3) // 4 211 /8
PAVGB(%%mm0, %%mm3) //642211 /16
"movq %%mm3, (%0) \n\t" // X
// mm1=2 mm2=3(211) mm4=1 mm5=5 mm6=0 mm7=9
"movq %%mm1, %%mm0 \n\t" // 1
PAVGB(%%mm6, %%mm0) //1 1 /2
"movq %%mm4, %%mm3 \n\t" // 1
PAVGB((%0,%1,2), %%mm3) // 1 1 /2
PAVGB((%%REGa,%1,2), %%mm5) // 11 /2
PAVGB((%%REGa), %%mm5) // 211 /4
PAVGB(%%mm5, %%mm3) // 2 2211 /8
PAVGB(%%mm0, %%mm3) //4242211 /16
"movq %%mm3, (%0,%1) \n\t" // X
// mm1=2 mm2=3(211) mm4=1 mm5=4(211) mm6=0 mm7=9
PAVGB(%%mm4, %%mm6) //11 /2
"movq (%%"REG_c"), %%mm0 \n\t" // 1
PAVGB((%%REGa, %1, 2), %%mm0) // 11/2
"movq %%mm0, %%mm3 \n\t" // 11/2
PAVGB(%%mm1, %%mm0) // 2 11/4
PAVGB(%%mm6, %%mm0) //222 11/8
PAVGB(%%mm2, %%mm0) //22242211/16
"movq (%0, %1, 2), %%mm2 \n\t" // 1
"movq %%mm0, (%0, %1, 2) \n\t" // X
// mm1=2 mm2=3 mm3=6(11) mm4=1 mm5=4(211) mm6=0(11) mm7=9
"movq (%%"REG_a", %1, 4), %%mm0 \n\t" // 1
PAVGB((%%REGc), %%mm0) // 11 /2
PAVGB(%%mm0, %%mm6) //11 11 /4
PAVGB(%%mm1, %%mm4) // 11 /2
PAVGB(%%mm2, %%mm1) // 11 /2
PAVGB(%%mm1, %%mm6) //1122 11 /8
PAVGB(%%mm5, %%mm6) //112242211 /16
"movq (%%"REG_a"), %%mm5 \n\t" // 1
"movq %%mm6, (%%"REG_a") \n\t" // X
// mm0=7(11) mm1=2(11) mm2=3 mm3=6(11) mm4=1(11) mm5=4 mm7=9
"movq (%%"REG_a", %1, 4), %%mm6 \n\t" // 1
PAVGB(%%mm7, %%mm6) // 11 /2
PAVGB(%%mm4, %%mm6) // 11 11 /4
PAVGB(%%mm3, %%mm6) // 11 2211 /8
PAVGB(%%mm5, %%mm2) // 11 /2
"movq (%0, %1, 4), %%mm4 \n\t" // 1
PAVGB(%%mm4, %%mm2) // 112 /4
PAVGB(%%mm2, %%mm6) // 112242211 /16
"movq %%mm6, (%0, %1, 4) \n\t" // X
// mm0=7(11) mm1=2(11) mm2=3(112) mm3=6(11) mm4=5 mm5=4 mm7=9
PAVGB(%%mm7, %%mm1) // 11 2 /4
PAVGB(%%mm4, %%mm5) // 11 /2
PAVGB(%%mm5, %%mm0) // 11 11 /4
"movq (%%"REG_a", %1, 2), %%mm6 \n\t" // 1
PAVGB(%%mm6, %%mm1) // 11 4 2 /8
PAVGB(%%mm0, %%mm1) // 11224222 /16
"movq %%mm1, (%%"REG_a", %1, 2) \n\t" // X
// mm2=3(112) mm3=6(11) mm4=5 mm5=4(11) mm6=6 mm7=9
PAVGB((%%REGc), %%mm2) // 112 4 /8
"movq (%%"REG_a", %1, 4), %%mm0 \n\t" // 1
PAVGB(%%mm0, %%mm6) // 1 1 /2
PAVGB(%%mm7, %%mm6) // 1 12 /4
PAVGB(%%mm2, %%mm6) // 1122424 /4
"movq %%mm6, (%%"REG_c") \n\t" // X
// mm0=8 mm3=6(11) mm4=5 mm5=4(11) mm7=9
PAVGB(%%mm7, %%mm5) // 11 2 /4
PAVGB(%%mm7, %%mm5) // 11 6 /8
PAVGB(%%mm3, %%mm0) // 112 /4
PAVGB(%%mm0, %%mm5) // 112246 /16
"movq %%mm5, (%%"REG_a", %1, 4) \n\t" // X
"sub %1, %0 \n\t"
:
: "r" (src), "r" ((x86_reg)stride), "m" (c->pQPb)
: "%"REG_a, "%"REG_c
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
const int l1= stride;
const int l2= stride + l1;
const int l3= stride + l2;
const int l4= stride + l3;
const int l5= stride + l4;
const int l6= stride + l5;
const int l7= stride + l6;
const int l8= stride + l7;
const int l9= stride + l8;
int x;
src+= stride*3;
for(x=0; x<BLOCK_SIZE; x++){
const int first= FFABS(src[0] - src[l1]) < c->QP ? src[0] : src[l1];
const int last= FFABS(src[l8] - src[l9]) < c->QP ? src[l9] : src[l8];
int sums[10];
sums[0] = 4*first + src[l1] + src[l2] + src[l3] + 4;
sums[1] = sums[0] - first + src[l4];
sums[2] = sums[1] - first + src[l5];
sums[3] = sums[2] - first + src[l6];
sums[4] = sums[3] - first + src[l7];
sums[5] = sums[4] - src[l1] + src[l8];
sums[6] = sums[5] - src[l2] + last;
sums[7] = sums[6] - src[l3] + last;
sums[8] = sums[7] - src[l4] + last;
sums[9] = sums[8] - src[l5] + last;
src[l1]= (sums[0] + sums[2] + 2*src[l1])>>4;
src[l2]= (sums[1] + sums[3] + 2*src[l2])>>4;
src[l3]= (sums[2] + sums[4] + 2*src[l3])>>4;
src[l4]= (sums[3] + sums[5] + 2*src[l4])>>4;
src[l5]= (sums[4] + sums[6] + 2*src[l5])>>4;
src[l6]= (sums[5] + sums[7] + 2*src[l6])>>4;
src[l7]= (sums[6] + sums[8] + 2*src[l7])>>4;
src[l8]= (sums[7] + sums[9] + 2*src[l8])>>4;
src++;
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
#endif //HAVE_ALTIVEC
#if 0
/**
* Experimental implementation of the filter (Algorithm 1) described in a paper from Ramkishor & Karandikar
* values are correctly clipped (MMX2)
* values are wraparound (C)
* Conclusion: It is fast, but introduces ugly horizontal patterns
* if there is a continuous gradient.
0 8 16 24
x = 8
x/2 = 4
x/8 = 1
1 12 12 23
*/
static inline void RENAME(vertRK1Filter)(uint8_t *src, int stride, int QP)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= stride*3;
// FIXME rounding
__asm__ volatile(
"pxor %%mm7, %%mm7 \n\t" // 0
"movq "MANGLE(b80)", %%mm6 \n\t" // MIN_SIGNED_BYTE
"leal (%0, %1), %%"REG_a" \n\t"
"leal (%%"REG_a", %1, 4), %%"REG_c" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 ecx ecx+%1 ecx+2%1 %0+8%1 ecx+4%1
"movq "MANGLE(pQPb)", %%mm0 \n\t" // QP,..., QP
"movq %%mm0, %%mm1 \n\t" // QP,..., QP
"paddusb "MANGLE(b02)", %%mm0 \n\t"
"psrlw $2, %%mm0 \n\t"
"pand "MANGLE(b3F)", %%mm0 \n\t" // QP/4,..., QP/4
"paddusb %%mm1, %%mm0 \n\t" // QP*1.25 ...
"movq (%0, %1, 4), %%mm2 \n\t" // line 4
"movq (%%"REG_c"), %%mm3 \n\t" // line 5
"movq %%mm2, %%mm4 \n\t" // line 4
"pcmpeqb %%mm5, %%mm5 \n\t" // -1
"pxor %%mm2, %%mm5 \n\t" // -line 4 - 1
PAVGB(%%mm3, %%mm5)
"paddb %%mm6, %%mm5 \n\t" // (l5-l4)/2
"psubusb %%mm3, %%mm4 \n\t"
"psubusb %%mm2, %%mm3 \n\t"
"por %%mm3, %%mm4 \n\t" // |l4 - l5|
"psubusb %%mm0, %%mm4 \n\t"
"pcmpeqb %%mm7, %%mm4 \n\t"
"pand %%mm4, %%mm5 \n\t" // d/2
// "paddb %%mm6, %%mm2 \n\t" // line 4 + 0x80
"paddb %%mm5, %%mm2 \n\t"
// "psubb %%mm6, %%mm2 \n\t"
"movq %%mm2, (%0,%1, 4) \n\t"
"movq (%%"REG_c"), %%mm2 \n\t"
// "paddb %%mm6, %%mm2 \n\t" // line 5 + 0x80
"psubb %%mm5, %%mm2 \n\t"
// "psubb %%mm6, %%mm2 \n\t"
"movq %%mm2, (%%"REG_c") \n\t"
"paddb %%mm6, %%mm5 \n\t"
"psrlw $2, %%mm5 \n\t"
"pand "MANGLE(b3F)", %%mm5 \n\t"
"psubb "MANGLE(b20)", %%mm5 \n\t" // (l5-l4)/8
"movq (%%"REG_a", %1, 2), %%mm2 \n\t"
"paddb %%mm6, %%mm2 \n\t" // line 3 + 0x80
"paddsb %%mm5, %%mm2 \n\t"
"psubb %%mm6, %%mm2 \n\t"
"movq %%mm2, (%%"REG_a", %1, 2) \n\t"
"movq (%%"REG_c", %1), %%mm2 \n\t"
"paddb %%mm6, %%mm2 \n\t" // line 6 + 0x80
"psubsb %%mm5, %%mm2 \n\t"
"psubb %%mm6, %%mm2 \n\t"
"movq %%mm2, (%%"REG_c", %1) \n\t"
:
: "r" (src), "r" ((x86_reg)stride)
: "%"REG_a, "%"REG_c
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
const int l1= stride;
const int l2= stride + l1;
const int l3= stride + l2;
const int l4= stride + l3;
const int l5= stride + l4;
const int l6= stride + l5;
// const int l7= stride + l6;
// const int l8= stride + l7;
// const int l9= stride + l8;
int x;
const int QP15= QP + (QP>>2);
src+= stride*3;
for(x=0; x<BLOCK_SIZE; x++){
const int v = (src[x+l5] - src[x+l4]);
if(FFABS(v) < QP15){
src[x+l3] +=v>>3;
src[x+l4] +=v>>1;
src[x+l5] -=v>>1;
src[x+l6] -=v>>3;
}
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
#endif //0
/**
* Experimental Filter 1
* will not damage linear gradients
* Flat blocks should look like they were passed through the (1,1,2,2,4,2,2,1,1) 9-Tap filter
* can only smooth blocks at the expected locations (it cannot smooth them if they did move)
* MMX2 version does correct clipping C version does not
*/
static inline void RENAME(vertX1Filter)(uint8_t *src, int stride, PPContext *co)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= stride*3;
__asm__ volatile(
"pxor %%mm7, %%mm7 \n\t" // 0
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_c" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 ecx ecx+%1 ecx+2%1 %0+8%1 ecx+4%1
"movq (%%"REG_a", %1, 2), %%mm0 \n\t" // line 3
"movq (%0, %1, 4), %%mm1 \n\t" // line 4
"movq %%mm1, %%mm2 \n\t" // line 4
"psubusb %%mm0, %%mm1 \n\t"
"psubusb %%mm2, %%mm0 \n\t"
"por %%mm1, %%mm0 \n\t" // |l2 - l3|
"movq (%%"REG_c"), %%mm3 \n\t" // line 5
"movq (%%"REG_c", %1), %%mm4 \n\t" // line 6
"movq %%mm3, %%mm5 \n\t" // line 5
"psubusb %%mm4, %%mm3 \n\t"
"psubusb %%mm5, %%mm4 \n\t"
"por %%mm4, %%mm3 \n\t" // |l5 - l6|
PAVGB(%%mm3, %%mm0) // (|l2 - l3| + |l5 - l6|)/2
"movq %%mm2, %%mm1 \n\t" // line 4
"psubusb %%mm5, %%mm2 \n\t"
"movq %%mm2, %%mm4 \n\t"
"pcmpeqb %%mm7, %%mm2 \n\t" // (l4 - l5) <= 0 ? -1 : 0
"psubusb %%mm1, %%mm5 \n\t"
"por %%mm5, %%mm4 \n\t" // |l4 - l5|
"psubusb %%mm0, %%mm4 \n\t" //d = MAX(0, |l4-l5| - (|l2-l3| + |l5-l6|)/2)
"movq %%mm4, %%mm3 \n\t" // d
"movq %2, %%mm0 \n\t"
"paddusb %%mm0, %%mm0 \n\t"
"psubusb %%mm0, %%mm4 \n\t"
"pcmpeqb %%mm7, %%mm4 \n\t" // d <= QP ? -1 : 0
"psubusb "MANGLE(b01)", %%mm3 \n\t"
"pand %%mm4, %%mm3 \n\t" // d <= QP ? d : 0
PAVGB(%%mm7, %%mm3) // d/2
"movq %%mm3, %%mm1 \n\t" // d/2
PAVGB(%%mm7, %%mm3) // d/4
PAVGB(%%mm1, %%mm3) // 3*d/8
"movq (%0, %1, 4), %%mm0 \n\t" // line 4
"pxor %%mm2, %%mm0 \n\t" //(l4 - l5) <= 0 ? -l4-1 : l4
"psubusb %%mm3, %%mm0 \n\t"
"pxor %%mm2, %%mm0 \n\t"
"movq %%mm0, (%0, %1, 4) \n\t" // line 4
"movq (%%"REG_c"), %%mm0 \n\t" // line 5
"pxor %%mm2, %%mm0 \n\t" //(l4 - l5) <= 0 ? -l5-1 : l5
"paddusb %%mm3, %%mm0 \n\t"
"pxor %%mm2, %%mm0 \n\t"
"movq %%mm0, (%%"REG_c") \n\t" // line 5
PAVGB(%%mm7, %%mm1) // d/4
"movq (%%"REG_a", %1, 2), %%mm0 \n\t" // line 3
"pxor %%mm2, %%mm0 \n\t" //(l4 - l5) <= 0 ? -l4-1 : l4
"psubusb %%mm1, %%mm0 \n\t"
"pxor %%mm2, %%mm0 \n\t"
"movq %%mm0, (%%"REG_a", %1, 2) \n\t" // line 3
"movq (%%"REG_c", %1), %%mm0 \n\t" // line 6
"pxor %%mm2, %%mm0 \n\t" //(l4 - l5) <= 0 ? -l5-1 : l5
"paddusb %%mm1, %%mm0 \n\t"
"pxor %%mm2, %%mm0 \n\t"
"movq %%mm0, (%%"REG_c", %1) \n\t" // line 6
PAVGB(%%mm7, %%mm1) // d/8
"movq (%%"REG_a", %1), %%mm0 \n\t" // line 2
"pxor %%mm2, %%mm0 \n\t" //(l4 - l5) <= 0 ? -l2-1 : l2
"psubusb %%mm1, %%mm0 \n\t"
"pxor %%mm2, %%mm0 \n\t"
"movq %%mm0, (%%"REG_a", %1) \n\t" // line 2
"movq (%%"REG_c", %1, 2), %%mm0 \n\t" // line 7
"pxor %%mm2, %%mm0 \n\t" //(l4 - l5) <= 0 ? -l7-1 : l7
"paddusb %%mm1, %%mm0 \n\t"
"pxor %%mm2, %%mm0 \n\t"
"movq %%mm0, (%%"REG_c", %1, 2) \n\t" // line 7
:
: "r" (src), "r" ((x86_reg)stride), "m" (co->pQPb)
: "%"REG_a, "%"REG_c
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
const int l1= stride;
const int l2= stride + l1;
const int l3= stride + l2;
const int l4= stride + l3;
const int l5= stride + l4;
const int l6= stride + l5;
const int l7= stride + l6;
// const int l8= stride + l7;
// const int l9= stride + l8;
int x;
src+= stride*3;
for(x=0; x<BLOCK_SIZE; x++){
int a= src[l3] - src[l4];
int b= src[l4] - src[l5];
int c= src[l5] - src[l6];
int d= FFABS(b) - ((FFABS(a) + FFABS(c))>>1);
d= FFMAX(d, 0);
if(d < co->QP*2){
int v = d * FFSIGN(-b);
src[l2] +=v>>3;
src[l3] +=v>>2;
src[l4] +=(3*v)>>3;
src[l5] -=(3*v)>>3;
src[l6] -=v>>2;
src[l7] -=v>>3;
}
src++;
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
#if !HAVE_ALTIVEC
static inline void RENAME(doVertDefFilter)(uint8_t src[], int stride, PPContext *c)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
/*
uint8_t tmp[16];
const int l1= stride;
const int l2= stride + l1;
const int l3= stride + l2;
const int l4= (int)tmp - (int)src - stride*3;
const int l5= (int)tmp - (int)src - stride*3 + 8;
const int l6= stride*3 + l3;
const int l7= stride + l6;
const int l8= stride + l7;
memcpy(tmp, src+stride*7, 8);
memcpy(tmp+8, src+stride*8, 8);
*/
src+= stride*4;
__asm__ volatile(
#if 0 //slightly more accurate and slightly slower
"pxor %%mm7, %%mm7 \n\t" // 0
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_c" \n\t"
// 0 1 2 3 4 5 6 7
// %0 %0+%1 %0+2%1 eax+2%1 %0+4%1 eax+4%1 ecx+%1 ecx+2%1
// %0 eax eax+%1 eax+2%1 %0+4%1 ecx ecx+%1 ecx+2%1
"movq (%0, %1, 2), %%mm0 \n\t" // l2
"movq (%0), %%mm1 \n\t" // l0
"movq %%mm0, %%mm2 \n\t" // l2
PAVGB(%%mm7, %%mm0) // ~l2/2
PAVGB(%%mm1, %%mm0) // ~(l2 + 2l0)/4
PAVGB(%%mm2, %%mm0) // ~(5l2 + 2l0)/8
"movq (%%"REG_a"), %%mm1 \n\t" // l1
"movq (%%"REG_a", %1, 2), %%mm3 \n\t" // l3
"movq %%mm1, %%mm4 \n\t" // l1
PAVGB(%%mm7, %%mm1) // ~l1/2
PAVGB(%%mm3, %%mm1) // ~(l1 + 2l3)/4
PAVGB(%%mm4, %%mm1) // ~(5l1 + 2l3)/8
"movq %%mm0, %%mm4 \n\t" // ~(5l2 + 2l0)/8
"psubusb %%mm1, %%mm0 \n\t"
"psubusb %%mm4, %%mm1 \n\t"
"por %%mm0, %%mm1 \n\t" // ~|2l0 - 5l1 + 5l2 - 2l3|/8
// mm1= |lenergy|, mm2= l2, mm3= l3, mm7=0
"movq (%0, %1, 4), %%mm0 \n\t" // l4
"movq %%mm0, %%mm4 \n\t" // l4
PAVGB(%%mm7, %%mm0) // ~l4/2
PAVGB(%%mm2, %%mm0) // ~(l4 + 2l2)/4
PAVGB(%%mm4, %%mm0) // ~(5l4 + 2l2)/8
"movq (%%"REG_c"), %%mm2 \n\t" // l5
"movq %%mm3, %%mm5 \n\t" // l3
PAVGB(%%mm7, %%mm3) // ~l3/2
PAVGB(%%mm2, %%mm3) // ~(l3 + 2l5)/4
PAVGB(%%mm5, %%mm3) // ~(5l3 + 2l5)/8
"movq %%mm0, %%mm6 \n\t" // ~(5l4 + 2l2)/8
"psubusb %%mm3, %%mm0 \n\t"
"psubusb %%mm6, %%mm3 \n\t"
"por %%mm0, %%mm3 \n\t" // ~|2l2 - 5l3 + 5l4 - 2l5|/8
"pcmpeqb %%mm7, %%mm0 \n\t" // SIGN(2l2 - 5l3 + 5l4 - 2l5)
// mm0= SIGN(menergy), mm1= |lenergy|, mm2= l5, mm3= |menergy|, mm4=l4, mm5= l3, mm7=0
"movq (%%"REG_c", %1), %%mm6 \n\t" // l6
"movq %%mm6, %%mm5 \n\t" // l6
PAVGB(%%mm7, %%mm6) // ~l6/2
PAVGB(%%mm4, %%mm6) // ~(l6 + 2l4)/4
PAVGB(%%mm5, %%mm6) // ~(5l6 + 2l4)/8
"movq (%%"REG_c", %1, 2), %%mm5 \n\t" // l7
"movq %%mm2, %%mm4 \n\t" // l5
PAVGB(%%mm7, %%mm2) // ~l5/2
PAVGB(%%mm5, %%mm2) // ~(l5 + 2l7)/4
PAVGB(%%mm4, %%mm2) // ~(5l5 + 2l7)/8
"movq %%mm6, %%mm4 \n\t" // ~(5l6 + 2l4)/8
"psubusb %%mm2, %%mm6 \n\t"
"psubusb %%mm4, %%mm2 \n\t"
"por %%mm6, %%mm2 \n\t" // ~|2l4 - 5l5 + 5l6 - 2l7|/8
// mm0= SIGN(menergy), mm1= |lenergy|/8, mm2= |renergy|/8, mm3= |menergy|/8, mm7=0
PMINUB(%%mm2, %%mm1, %%mm4) // MIN(|lenergy|,|renergy|)/8
"movq %2, %%mm4 \n\t" // QP //FIXME QP+1 ?
"paddusb "MANGLE(b01)", %%mm4 \n\t"
"pcmpgtb %%mm3, %%mm4 \n\t" // |menergy|/8 < QP
"psubusb %%mm1, %%mm3 \n\t" // d=|menergy|/8-MIN(|lenergy|,|renergy|)/8
"pand %%mm4, %%mm3 \n\t"
"movq %%mm3, %%mm1 \n\t"
// "psubusb "MANGLE(b01)", %%mm3 \n\t"
PAVGB(%%mm7, %%mm3)
PAVGB(%%mm7, %%mm3)
"paddusb %%mm1, %%mm3 \n\t"
// "paddusb "MANGLE(b01)", %%mm3 \n\t"
"movq (%%"REG_a", %1, 2), %%mm6 \n\t" //l3
"movq (%0, %1, 4), %%mm5 \n\t" //l4
"movq (%0, %1, 4), %%mm4 \n\t" //l4
"psubusb %%mm6, %%mm5 \n\t"
"psubusb %%mm4, %%mm6 \n\t"
"por %%mm6, %%mm5 \n\t" // |l3-l4|
"pcmpeqb %%mm7, %%mm6 \n\t" // SIGN(l3-l4)
"pxor %%mm6, %%mm0 \n\t"
"pand %%mm0, %%mm3 \n\t"
PMINUB(%%mm5, %%mm3, %%mm0)
"psubusb "MANGLE(b01)", %%mm3 \n\t"
PAVGB(%%mm7, %%mm3)
"movq (%%"REG_a", %1, 2), %%mm0 \n\t"
"movq (%0, %1, 4), %%mm2 \n\t"
"pxor %%mm6, %%mm0 \n\t"
"pxor %%mm6, %%mm2 \n\t"
"psubb %%mm3, %%mm0 \n\t"
"paddb %%mm3, %%mm2 \n\t"
"pxor %%mm6, %%mm0 \n\t"
"pxor %%mm6, %%mm2 \n\t"
"movq %%mm0, (%%"REG_a", %1, 2) \n\t"
"movq %%mm2, (%0, %1, 4) \n\t"
#endif //0
"lea (%0, %1), %%"REG_a" \n\t"
"pcmpeqb %%mm6, %%mm6 \n\t" // -1
// 0 1 2 3 4 5 6 7
// %0 %0+%1 %0+2%1 eax+2%1 %0+4%1 eax+4%1 ecx+%1 ecx+2%1
// %0 eax eax+%1 eax+2%1 %0+4%1 ecx ecx+%1 ecx+2%1
"movq (%%"REG_a", %1, 2), %%mm1 \n\t" // l3
"movq (%0, %1, 4), %%mm0 \n\t" // l4
"pxor %%mm6, %%mm1 \n\t" // -l3-1
PAVGB(%%mm1, %%mm0) // -q+128 = (l4-l3+256)/2
// mm1=-l3-1, mm0=128-q
"movq (%%"REG_a", %1, 4), %%mm2 \n\t" // l5
"movq (%%"REG_a", %1), %%mm3 \n\t" // l2
"pxor %%mm6, %%mm2 \n\t" // -l5-1
"movq %%mm2, %%mm5 \n\t" // -l5-1
"movq "MANGLE(b80)", %%mm4 \n\t" // 128
"lea (%%"REG_a", %1, 4), %%"REG_c" \n\t"
PAVGB(%%mm3, %%mm2) // (l2-l5+256)/2
PAVGB(%%mm0, %%mm4) // ~(l4-l3)/4 + 128
PAVGB(%%mm2, %%mm4) // ~(l2-l5)/4 +(l4-l3)/8 + 128
PAVGB(%%mm0, %%mm4) // ~(l2-l5)/8 +5(l4-l3)/16 + 128
// mm1=-l3-1, mm0=128-q, mm3=l2, mm4=menergy/16 + 128, mm5= -l5-1
"movq (%%"REG_a"), %%mm2 \n\t" // l1
"pxor %%mm6, %%mm2 \n\t" // -l1-1
PAVGB(%%mm3, %%mm2) // (l2-l1+256)/2
PAVGB((%0), %%mm1) // (l0-l3+256)/2
"movq "MANGLE(b80)", %%mm3 \n\t" // 128
PAVGB(%%mm2, %%mm3) // ~(l2-l1)/4 + 128
PAVGB(%%mm1, %%mm3) // ~(l0-l3)/4 +(l2-l1)/8 + 128
PAVGB(%%mm2, %%mm3) // ~(l0-l3)/8 +5(l2-l1)/16 + 128
// mm0=128-q, mm3=lenergy/16 + 128, mm4= menergy/16 + 128, mm5= -l5-1
PAVGB((%%REGc, %1), %%mm5) // (l6-l5+256)/2
"movq (%%"REG_c", %1, 2), %%mm1 \n\t" // l7
"pxor %%mm6, %%mm1 \n\t" // -l7-1
PAVGB((%0, %1, 4), %%mm1) // (l4-l7+256)/2
"movq "MANGLE(b80)", %%mm2 \n\t" // 128
PAVGB(%%mm5, %%mm2) // ~(l6-l5)/4 + 128
PAVGB(%%mm1, %%mm2) // ~(l4-l7)/4 +(l6-l5)/8 + 128
PAVGB(%%mm5, %%mm2) // ~(l4-l7)/8 +5(l6-l5)/16 + 128
// mm0=128-q, mm2=renergy/16 + 128, mm3=lenergy/16 + 128, mm4= menergy/16 + 128
"movq "MANGLE(b00)", %%mm1 \n\t" // 0
"movq "MANGLE(b00)", %%mm5 \n\t" // 0
"psubb %%mm2, %%mm1 \n\t" // 128 - renergy/16
"psubb %%mm3, %%mm5 \n\t" // 128 - lenergy/16
PMAXUB(%%mm1, %%mm2) // 128 + |renergy/16|
PMAXUB(%%mm5, %%mm3) // 128 + |lenergy/16|
PMINUB(%%mm2, %%mm3, %%mm1) // 128 + MIN(|lenergy|,|renergy|)/16
// mm0=128-q, mm3=128 + MIN(|lenergy|,|renergy|)/16, mm4= menergy/16 + 128
"movq "MANGLE(b00)", %%mm7 \n\t" // 0
"movq %2, %%mm2 \n\t" // QP
PAVGB(%%mm6, %%mm2) // 128 + QP/2
"psubb %%mm6, %%mm2 \n\t"
"movq %%mm4, %%mm1 \n\t"
"pcmpgtb %%mm7, %%mm1 \n\t" // SIGN(menergy)
"pxor %%mm1, %%mm4 \n\t"
"psubb %%mm1, %%mm4 \n\t" // 128 + |menergy|/16
"pcmpgtb %%mm4, %%mm2 \n\t" // |menergy|/16 < QP/2
"psubusb %%mm3, %%mm4 \n\t" //d=|menergy|/16 - MIN(|lenergy|,|renergy|)/16
// mm0=128-q, mm1= SIGN(menergy), mm2= |menergy|/16 < QP/2, mm4= d/16
"movq %%mm4, %%mm3 \n\t" // d
"psubusb "MANGLE(b01)", %%mm4 \n\t"
PAVGB(%%mm7, %%mm4) // d/32
PAVGB(%%mm7, %%mm4) // (d + 32)/64
"paddb %%mm3, %%mm4 \n\t" // 5d/64
"pand %%mm2, %%mm4 \n\t"
"movq "MANGLE(b80)", %%mm5 \n\t" // 128
"psubb %%mm0, %%mm5 \n\t" // q
"paddsb %%mm6, %%mm5 \n\t" // fix bad rounding
"pcmpgtb %%mm5, %%mm7 \n\t" // SIGN(q)
"pxor %%mm7, %%mm5 \n\t"
PMINUB(%%mm5, %%mm4, %%mm3) // MIN(|q|, 5d/64)
"pxor %%mm1, %%mm7 \n\t" // SIGN(d*q)
"pand %%mm7, %%mm4 \n\t"
"movq (%%"REG_a", %1, 2), %%mm0 \n\t"
"movq (%0, %1, 4), %%mm2 \n\t"
"pxor %%mm1, %%mm0 \n\t"
"pxor %%mm1, %%mm2 \n\t"
"paddb %%mm4, %%mm0 \n\t"
"psubb %%mm4, %%mm2 \n\t"
"pxor %%mm1, %%mm0 \n\t"
"pxor %%mm1, %%mm2 \n\t"
"movq %%mm0, (%%"REG_a", %1, 2) \n\t"
"movq %%mm2, (%0, %1, 4) \n\t"
:
: "r" (src), "r" ((x86_reg)stride), "m" (c->pQPb)
: "%"REG_a, "%"REG_c
);
/*
{
int x;
src-= stride;
for(x=0; x<BLOCK_SIZE; x++){
const int middleEnergy= 5*(src[l5] - src[l4]) + 2*(src[l3] - src[l6]);
if(FFABS(middleEnergy)< 8*QP){
const int q=(src[l4] - src[l5])/2;
const int leftEnergy= 5*(src[l3] - src[l2]) + 2*(src[l1] - src[l4]);
const int rightEnergy= 5*(src[l7] - src[l6]) + 2*(src[l5] - src[l8]);
int d= FFABS(middleEnergy) - FFMIN( FFABS(leftEnergy), FFABS(rightEnergy) );
d= FFMAX(d, 0);
d= (5*d + 32) >> 6;
d*= FFSIGN(-middleEnergy);
if(q>0){
d= d<0 ? 0 : d;
d= d>q ? q : d;
}else{
d= d>0 ? 0 : d;
d= d<q ? q : d;
}
src[l4]-= d;
src[l5]+= d;
}
src++;
}
src-=8;
for(x=0; x<8; x++){
int y;
for(y=4; y<6; y++){
int d= src[x+y*stride] - tmp[x+(y-4)*8];
int ad= FFABS(d);
static int max=0;
static int sum=0;
static int num=0;
static int bias=0;
if(max<ad) max=ad;
sum+= ad>3 ? 1 : 0;
if(ad>3){
src[0] = src[7] = src[stride*7] = src[(stride+1)*7]=255;
}
if(y==4) bias+=d;
num++;
if(num%1000000 == 0){
av_log(c, AV_LOG_INFO, " %d %d %d %d\n", num, sum, max, bias);
}
}
}
}
*/
#elif HAVE_MMX
src+= stride*4;
__asm__ volatile(
"pxor %%mm7, %%mm7 \n\t"
"lea -40(%%"REG_SP"), %%"REG_c" \n\t" // make space for 4 8-byte vars
"and "ALIGN_MASK", %%"REG_c" \n\t" // align
// 0 1 2 3 4 5 6 7
// %0 %0+%1 %0+2%1 eax+2%1 %0+4%1 eax+4%1 edx+%1 edx+2%1
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1
"movq (%0), %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t" // low part of line 0
"punpckhbw %%mm7, %%mm1 \n\t" // high part of line 0
"movq (%0, %1), %%mm2 \n\t"
"lea (%0, %1, 2), %%"REG_a" \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t" // low part of line 1
"punpckhbw %%mm7, %%mm3 \n\t" // high part of line 1
"movq (%%"REG_a"), %%mm4 \n\t"
"movq %%mm4, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t" // low part of line 2
"punpckhbw %%mm7, %%mm5 \n\t" // high part of line 2
"paddw %%mm0, %%mm0 \n\t" // 2L0
"paddw %%mm1, %%mm1 \n\t" // 2H0
"psubw %%mm4, %%mm2 \n\t" // L1 - L2
"psubw %%mm5, %%mm3 \n\t" // H1 - H2
"psubw %%mm2, %%mm0 \n\t" // 2L0 - L1 + L2
"psubw %%mm3, %%mm1 \n\t" // 2H0 - H1 + H2
"psllw $2, %%mm2 \n\t" // 4L1 - 4L2
"psllw $2, %%mm3 \n\t" // 4H1 - 4H2
"psubw %%mm2, %%mm0 \n\t" // 2L0 - 5L1 + 5L2
"psubw %%mm3, %%mm1 \n\t" // 2H0 - 5H1 + 5H2
"movq (%%"REG_a", %1), %%mm2 \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t" // L3
"punpckhbw %%mm7, %%mm3 \n\t" // H3
"psubw %%mm2, %%mm0 \n\t" // 2L0 - 5L1 + 5L2 - L3
"psubw %%mm3, %%mm1 \n\t" // 2H0 - 5H1 + 5H2 - H3
"psubw %%mm2, %%mm0 \n\t" // 2L0 - 5L1 + 5L2 - 2L3
"psubw %%mm3, %%mm1 \n\t" // 2H0 - 5H1 + 5H2 - 2H3
"movq %%mm0, (%%"REG_c") \n\t" // 2L0 - 5L1 + 5L2 - 2L3
"movq %%mm1, 8(%%"REG_c") \n\t" // 2H0 - 5H1 + 5H2 - 2H3
"movq (%%"REG_a", %1, 2), %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t" // L4
"punpckhbw %%mm7, %%mm1 \n\t" // H4
"psubw %%mm0, %%mm2 \n\t" // L3 - L4
"psubw %%mm1, %%mm3 \n\t" // H3 - H4
"movq %%mm2, 16(%%"REG_c") \n\t" // L3 - L4
"movq %%mm3, 24(%%"REG_c") \n\t" // H3 - H4
"paddw %%mm4, %%mm4 \n\t" // 2L2
"paddw %%mm5, %%mm5 \n\t" // 2H2
"psubw %%mm2, %%mm4 \n\t" // 2L2 - L3 + L4
"psubw %%mm3, %%mm5 \n\t" // 2H2 - H3 + H4
"lea (%%"REG_a", %1), %0 \n\t"
"psllw $2, %%mm2 \n\t" // 4L3 - 4L4
"psllw $2, %%mm3 \n\t" // 4H3 - 4H4
"psubw %%mm2, %%mm4 \n\t" // 2L2 - 5L3 + 5L4
"psubw %%mm3, %%mm5 \n\t" // 2H2 - 5H3 + 5H4
//50 opcodes so far
"movq (%0, %1, 2), %%mm2 \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t" // L5
"punpckhbw %%mm7, %%mm3 \n\t" // H5
"psubw %%mm2, %%mm4 \n\t" // 2L2 - 5L3 + 5L4 - L5
"psubw %%mm3, %%mm5 \n\t" // 2H2 - 5H3 + 5H4 - H5
"psubw %%mm2, %%mm4 \n\t" // 2L2 - 5L3 + 5L4 - 2L5
"psubw %%mm3, %%mm5 \n\t" // 2H2 - 5H3 + 5H4 - 2H5
"movq (%%"REG_a", %1, 4), %%mm6 \n\t"
"punpcklbw %%mm7, %%mm6 \n\t" // L6
"psubw %%mm6, %%mm2 \n\t" // L5 - L6
"movq (%%"REG_a", %1, 4), %%mm6 \n\t"
"punpckhbw %%mm7, %%mm6 \n\t" // H6
"psubw %%mm6, %%mm3 \n\t" // H5 - H6
"paddw %%mm0, %%mm0 \n\t" // 2L4
"paddw %%mm1, %%mm1 \n\t" // 2H4
"psubw %%mm2, %%mm0 \n\t" // 2L4 - L5 + L6
"psubw %%mm3, %%mm1 \n\t" // 2H4 - H5 + H6
"psllw $2, %%mm2 \n\t" // 4L5 - 4L6
"psllw $2, %%mm3 \n\t" // 4H5 - 4H6
"psubw %%mm2, %%mm0 \n\t" // 2L4 - 5L5 + 5L6
"psubw %%mm3, %%mm1 \n\t" // 2H4 - 5H5 + 5H6
"movq (%0, %1, 4), %%mm2 \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t" // L7
"punpckhbw %%mm7, %%mm3 \n\t" // H7
"paddw %%mm2, %%mm2 \n\t" // 2L7
"paddw %%mm3, %%mm3 \n\t" // 2H7
"psubw %%mm2, %%mm0 \n\t" // 2L4 - 5L5 + 5L6 - 2L7
"psubw %%mm3, %%mm1 \n\t" // 2H4 - 5H5 + 5H6 - 2H7
"movq (%%"REG_c"), %%mm2 \n\t" // 2L0 - 5L1 + 5L2 - 2L3
"movq 8(%%"REG_c"), %%mm3 \n\t" // 2H0 - 5H1 + 5H2 - 2H3
#if HAVE_MMX2
"movq %%mm7, %%mm6 \n\t" // 0
"psubw %%mm0, %%mm6 \n\t"
"pmaxsw %%mm6, %%mm0 \n\t" // |2L4 - 5L5 + 5L6 - 2L7|
"movq %%mm7, %%mm6 \n\t" // 0
"psubw %%mm1, %%mm6 \n\t"
"pmaxsw %%mm6, %%mm1 \n\t" // |2H4 - 5H5 + 5H6 - 2H7|
"movq %%mm7, %%mm6 \n\t" // 0
"psubw %%mm2, %%mm6 \n\t"
"pmaxsw %%mm6, %%mm2 \n\t" // |2L0 - 5L1 + 5L2 - 2L3|
"movq %%mm7, %%mm6 \n\t" // 0
"psubw %%mm3, %%mm6 \n\t"
"pmaxsw %%mm6, %%mm3 \n\t" // |2H0 - 5H1 + 5H2 - 2H3|
#else
"movq %%mm7, %%mm6 \n\t" // 0
"pcmpgtw %%mm0, %%mm6 \n\t"
"pxor %%mm6, %%mm0 \n\t"
"psubw %%mm6, %%mm0 \n\t" // |2L4 - 5L5 + 5L6 - 2L7|
"movq %%mm7, %%mm6 \n\t" // 0
"pcmpgtw %%mm1, %%mm6 \n\t"
"pxor %%mm6, %%mm1 \n\t"
"psubw %%mm6, %%mm1 \n\t" // |2H4 - 5H5 + 5H6 - 2H7|
"movq %%mm7, %%mm6 \n\t" // 0
"pcmpgtw %%mm2, %%mm6 \n\t"
"pxor %%mm6, %%mm2 \n\t"
"psubw %%mm6, %%mm2 \n\t" // |2L0 - 5L1 + 5L2 - 2L3|
"movq %%mm7, %%mm6 \n\t" // 0
"pcmpgtw %%mm3, %%mm6 \n\t"
"pxor %%mm6, %%mm3 \n\t"
"psubw %%mm6, %%mm3 \n\t" // |2H0 - 5H1 + 5H2 - 2H3|
#endif
#if HAVE_MMX2
"pminsw %%mm2, %%mm0 \n\t"
"pminsw %%mm3, %%mm1 \n\t"
#else
"movq %%mm0, %%mm6 \n\t"
"psubusw %%mm2, %%mm6 \n\t"
"psubw %%mm6, %%mm0 \n\t"
"movq %%mm1, %%mm6 \n\t"
"psubusw %%mm3, %%mm6 \n\t"
"psubw %%mm6, %%mm1 \n\t"
#endif
"movd %2, %%mm2 \n\t" // QP
"punpcklbw %%mm7, %%mm2 \n\t"
"movq %%mm7, %%mm6 \n\t" // 0
"pcmpgtw %%mm4, %%mm6 \n\t" // sign(2L2 - 5L3 + 5L4 - 2L5)
"pxor %%mm6, %%mm4 \n\t"
"psubw %%mm6, %%mm4 \n\t" // |2L2 - 5L3 + 5L4 - 2L5|
"pcmpgtw %%mm5, %%mm7 \n\t" // sign(2H2 - 5H3 + 5H4 - 2H5)
"pxor %%mm7, %%mm5 \n\t"
"psubw %%mm7, %%mm5 \n\t" // |2H2 - 5H3 + 5H4 - 2H5|
// 100 opcodes
"psllw $3, %%mm2 \n\t" // 8QP
"movq %%mm2, %%mm3 \n\t" // 8QP
"pcmpgtw %%mm4, %%mm2 \n\t"
"pcmpgtw %%mm5, %%mm3 \n\t"
"pand %%mm2, %%mm4 \n\t"
"pand %%mm3, %%mm5 \n\t"
"psubusw %%mm0, %%mm4 \n\t" // hd
"psubusw %%mm1, %%mm5 \n\t" // ld
"movq "MANGLE(w05)", %%mm2 \n\t" // 5
"pmullw %%mm2, %%mm4 \n\t"
"pmullw %%mm2, %%mm5 \n\t"
"movq "MANGLE(w20)", %%mm2 \n\t" // 32
"paddw %%mm2, %%mm4 \n\t"
"paddw %%mm2, %%mm5 \n\t"
"psrlw $6, %%mm4 \n\t"
"psrlw $6, %%mm5 \n\t"
"movq 16(%%"REG_c"), %%mm0 \n\t" // L3 - L4
"movq 24(%%"REG_c"), %%mm1 \n\t" // H3 - H4
"pxor %%mm2, %%mm2 \n\t"
"pxor %%mm3, %%mm3 \n\t"
"pcmpgtw %%mm0, %%mm2 \n\t" // sign (L3-L4)
"pcmpgtw %%mm1, %%mm3 \n\t" // sign (H3-H4)
"pxor %%mm2, %%mm0 \n\t"
"pxor %%mm3, %%mm1 \n\t"
"psubw %%mm2, %%mm0 \n\t" // |L3-L4|
"psubw %%mm3, %%mm1 \n\t" // |H3-H4|
"psrlw $1, %%mm0 \n\t" // |L3 - L4|/2
"psrlw $1, %%mm1 \n\t" // |H3 - H4|/2
"pxor %%mm6, %%mm2 \n\t"
"pxor %%mm7, %%mm3 \n\t"
"pand %%mm2, %%mm4 \n\t"
"pand %%mm3, %%mm5 \n\t"
#if HAVE_MMX2
"pminsw %%mm0, %%mm4 \n\t"
"pminsw %%mm1, %%mm5 \n\t"
#else
"movq %%mm4, %%mm2 \n\t"
"psubusw %%mm0, %%mm2 \n\t"
"psubw %%mm2, %%mm4 \n\t"
"movq %%mm5, %%mm2 \n\t"
"psubusw %%mm1, %%mm2 \n\t"
"psubw %%mm2, %%mm5 \n\t"
#endif
"pxor %%mm6, %%mm4 \n\t"
"pxor %%mm7, %%mm5 \n\t"
"psubw %%mm6, %%mm4 \n\t"
"psubw %%mm7, %%mm5 \n\t"
"packsswb %%mm5, %%mm4 \n\t"
"movq (%0), %%mm0 \n\t"
"paddb %%mm4, %%mm0 \n\t"
"movq %%mm0, (%0) \n\t"
"movq (%0, %1), %%mm0 \n\t"
"psubb %%mm4, %%mm0 \n\t"
"movq %%mm0, (%0, %1) \n\t"
: "+r" (src)
: "r" ((x86_reg)stride), "m" (c->pQPb)
: "%"REG_a, "%"REG_c
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
const int l1= stride;
const int l2= stride + l1;
const int l3= stride + l2;
const int l4= stride + l3;
const int l5= stride + l4;
const int l6= stride + l5;
const int l7= stride + l6;
const int l8= stride + l7;
// const int l9= stride + l8;
int x;
src+= stride*3;
for(x=0; x<BLOCK_SIZE; x++){
const int middleEnergy= 5*(src[l5] - src[l4]) + 2*(src[l3] - src[l6]);
if(FFABS(middleEnergy) < 8*c->QP){
const int q=(src[l4] - src[l5])/2;
const int leftEnergy= 5*(src[l3] - src[l2]) + 2*(src[l1] - src[l4]);
const int rightEnergy= 5*(src[l7] - src[l6]) + 2*(src[l5] - src[l8]);
int d= FFABS(middleEnergy) - FFMIN( FFABS(leftEnergy), FFABS(rightEnergy) );
d= FFMAX(d, 0);
d= (5*d + 32) >> 6;
d*= FFSIGN(-middleEnergy);
if(q>0){
d= d<0 ? 0 : d;
d= d>q ? q : d;
}else{
d= d>0 ? 0 : d;
d= d<q ? q : d;
}
src[l4]-= d;
src[l5]+= d;
}
src++;
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
#endif //HAVE_ALTIVEC
#if !HAVE_ALTIVEC
static inline void RENAME(dering)(uint8_t src[], int stride, PPContext *c)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
__asm__ volatile(
"pxor %%mm6, %%mm6 \n\t"
"pcmpeqb %%mm7, %%mm7 \n\t"
"movq %2, %%mm0 \n\t"
"punpcklbw %%mm6, %%mm0 \n\t"
"psrlw $1, %%mm0 \n\t"
"psubw %%mm7, %%mm0 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"movq %%mm0, %3 \n\t"
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1
#undef FIND_MIN_MAX
#if HAVE_MMX2
#define REAL_FIND_MIN_MAX(addr)\
"movq " #addr ", %%mm0 \n\t"\
"pminub %%mm0, %%mm7 \n\t"\
"pmaxub %%mm0, %%mm6 \n\t"
#else
#define REAL_FIND_MIN_MAX(addr)\
"movq " #addr ", %%mm0 \n\t"\
"movq %%mm7, %%mm1 \n\t"\
"psubusb %%mm0, %%mm6 \n\t"\
"paddb %%mm0, %%mm6 \n\t"\
"psubusb %%mm0, %%mm1 \n\t"\
"psubb %%mm1, %%mm7 \n\t"
#endif
#define FIND_MIN_MAX(addr) REAL_FIND_MIN_MAX(addr)
FIND_MIN_MAX((%%REGa))
FIND_MIN_MAX((%%REGa, %1))
FIND_MIN_MAX((%%REGa, %1, 2))
FIND_MIN_MAX((%0, %1, 4))
FIND_MIN_MAX((%%REGd))
FIND_MIN_MAX((%%REGd, %1))
FIND_MIN_MAX((%%REGd, %1, 2))
FIND_MIN_MAX((%0, %1, 8))
"movq %%mm7, %%mm4 \n\t"
"psrlq $8, %%mm7 \n\t"
#if HAVE_MMX2
"pminub %%mm4, %%mm7 \n\t" // min of pixels
"pshufw $0xF9, %%mm7, %%mm4 \n\t"
"pminub %%mm4, %%mm7 \n\t" // min of pixels
"pshufw $0xFE, %%mm7, %%mm4 \n\t"
"pminub %%mm4, %%mm7 \n\t"
#else
"movq %%mm7, %%mm1 \n\t"
"psubusb %%mm4, %%mm1 \n\t"
"psubb %%mm1, %%mm7 \n\t"
"movq %%mm7, %%mm4 \n\t"
"psrlq $16, %%mm7 \n\t"
"movq %%mm7, %%mm1 \n\t"
"psubusb %%mm4, %%mm1 \n\t"
"psubb %%mm1, %%mm7 \n\t"
"movq %%mm7, %%mm4 \n\t"
"psrlq $32, %%mm7 \n\t"
"movq %%mm7, %%mm1 \n\t"
"psubusb %%mm4, %%mm1 \n\t"
"psubb %%mm1, %%mm7 \n\t"
#endif
"movq %%mm6, %%mm4 \n\t"
"psrlq $8, %%mm6 \n\t"
#if HAVE_MMX2
"pmaxub %%mm4, %%mm6 \n\t" // max of pixels
"pshufw $0xF9, %%mm6, %%mm4 \n\t"
"pmaxub %%mm4, %%mm6 \n\t"
"pshufw $0xFE, %%mm6, %%mm4 \n\t"
"pmaxub %%mm4, %%mm6 \n\t"
#else
"psubusb %%mm4, %%mm6 \n\t"
"paddb %%mm4, %%mm6 \n\t"
"movq %%mm6, %%mm4 \n\t"
"psrlq $16, %%mm6 \n\t"
"psubusb %%mm4, %%mm6 \n\t"
"paddb %%mm4, %%mm6 \n\t"
"movq %%mm6, %%mm4 \n\t"
"psrlq $32, %%mm6 \n\t"
"psubusb %%mm4, %%mm6 \n\t"
"paddb %%mm4, %%mm6 \n\t"
#endif
"movq %%mm6, %%mm0 \n\t" // max
"psubb %%mm7, %%mm6 \n\t" // max - min
"movd %%mm6, %%ecx \n\t"
"cmpb "MANGLE(deringThreshold)", %%cl \n\t"
" jb 1f \n\t"
"lea -24(%%"REG_SP"), %%"REG_c" \n\t"
"and "ALIGN_MASK", %%"REG_c" \n\t"
PAVGB(%%mm0, %%mm7) // a=(max + min)/2
"punpcklbw %%mm7, %%mm7 \n\t"
"punpcklbw %%mm7, %%mm7 \n\t"
"punpcklbw %%mm7, %%mm7 \n\t"
"movq %%mm7, (%%"REG_c") \n\t"
"movq (%0), %%mm0 \n\t" // L10
"movq %%mm0, %%mm1 \n\t" // L10
"movq %%mm0, %%mm2 \n\t" // L10
"psllq $8, %%mm1 \n\t"
"psrlq $8, %%mm2 \n\t"
"movd -4(%0), %%mm3 \n\t"
"movd 8(%0), %%mm4 \n\t"
"psrlq $24, %%mm3 \n\t"
"psllq $56, %%mm4 \n\t"
"por %%mm3, %%mm1 \n\t" // L00
"por %%mm4, %%mm2 \n\t" // L20
"movq %%mm1, %%mm3 \n\t" // L00
PAVGB(%%mm2, %%mm1) // (L20 + L00)/2
PAVGB(%%mm0, %%mm1) // (L20 + L00 + 2L10)/4
"psubusb %%mm7, %%mm0 \n\t"
"psubusb %%mm7, %%mm2 \n\t"
"psubusb %%mm7, %%mm3 \n\t"
"pcmpeqb "MANGLE(b00)", %%mm0 \n\t" // L10 > a ? 0 : -1
"pcmpeqb "MANGLE(b00)", %%mm2 \n\t" // L20 > a ? 0 : -1
"pcmpeqb "MANGLE(b00)", %%mm3 \n\t" // L00 > a ? 0 : -1
"paddb %%mm2, %%mm0 \n\t"
"paddb %%mm3, %%mm0 \n\t"
"movq (%%"REG_a"), %%mm2 \n\t" // L11
"movq %%mm2, %%mm3 \n\t" // L11
"movq %%mm2, %%mm4 \n\t" // L11
"psllq $8, %%mm3 \n\t"
"psrlq $8, %%mm4 \n\t"
"movd -4(%%"REG_a"), %%mm5 \n\t"
"movd 8(%%"REG_a"), %%mm6 \n\t"
"psrlq $24, %%mm5 \n\t"
"psllq $56, %%mm6 \n\t"
"por %%mm5, %%mm3 \n\t" // L01
"por %%mm6, %%mm4 \n\t" // L21
"movq %%mm3, %%mm5 \n\t" // L01
PAVGB(%%mm4, %%mm3) // (L21 + L01)/2
PAVGB(%%mm2, %%mm3) // (L21 + L01 + 2L11)/4
"psubusb %%mm7, %%mm2 \n\t"
"psubusb %%mm7, %%mm4 \n\t"
"psubusb %%mm7, %%mm5 \n\t"
"pcmpeqb "MANGLE(b00)", %%mm2 \n\t" // L11 > a ? 0 : -1
"pcmpeqb "MANGLE(b00)", %%mm4 \n\t" // L21 > a ? 0 : -1
"pcmpeqb "MANGLE(b00)", %%mm5 \n\t" // L01 > a ? 0 : -1
"paddb %%mm4, %%mm2 \n\t"
"paddb %%mm5, %%mm2 \n\t"
// 0, 2, 3, 1
#define REAL_DERING_CORE(dst,src,ppsx,psx,sx,pplx,plx,lx,t0,t1) \
"movq " #src ", " #sx " \n\t" /* src[0] */\
"movq " #sx ", " #lx " \n\t" /* src[0] */\
"movq " #sx ", " #t0 " \n\t" /* src[0] */\
"psllq $8, " #lx " \n\t"\
"psrlq $8, " #t0 " \n\t"\
"movd -4" #src ", " #t1 " \n\t"\
"psrlq $24, " #t1 " \n\t"\
"por " #t1 ", " #lx " \n\t" /* src[-1] */\
"movd 8" #src ", " #t1 " \n\t"\
"psllq $56, " #t1 " \n\t"\
"por " #t1 ", " #t0 " \n\t" /* src[+1] */\
"movq " #lx ", " #t1 " \n\t" /* src[-1] */\
PAVGB(t0, lx) /* (src[-1] + src[+1])/2 */\
PAVGB(sx, lx) /* (src[-1] + 2src[0] + src[+1])/4 */\
PAVGB(lx, pplx) \
"movq " #lx ", 8(%%"REG_c") \n\t"\
"movq (%%"REG_c"), " #lx " \n\t"\
"psubusb " #lx ", " #t1 " \n\t"\
"psubusb " #lx ", " #t0 " \n\t"\
"psubusb " #lx ", " #sx " \n\t"\
"movq "MANGLE(b00)", " #lx " \n\t"\
"pcmpeqb " #lx ", " #t1 " \n\t" /* src[-1] > a ? 0 : -1*/\
"pcmpeqb " #lx ", " #t0 " \n\t" /* src[+1] > a ? 0 : -1*/\
"pcmpeqb " #lx ", " #sx " \n\t" /* src[0] > a ? 0 : -1*/\
"paddb " #t1 ", " #t0 " \n\t"\
"paddb " #t0 ", " #sx " \n\t"\
\
PAVGB(plx, pplx) /* filtered */\
"movq " #dst ", " #t0 " \n\t" /* dst */\
"movq " #t0 ", " #t1 " \n\t" /* dst */\
"psubusb %3, " #t0 " \n\t"\
"paddusb %3, " #t1 " \n\t"\
PMAXUB(t0, pplx)\
PMINUB(t1, pplx, t0)\
"paddb " #sx ", " #ppsx " \n\t"\
"paddb " #psx ", " #ppsx " \n\t"\
"#paddb "MANGLE(b02)", " #ppsx " \n\t"\
"pand "MANGLE(b08)", " #ppsx " \n\t"\
"pcmpeqb " #lx ", " #ppsx " \n\t"\
"pand " #ppsx ", " #pplx " \n\t"\
"pandn " #dst ", " #ppsx " \n\t"\
"por " #pplx ", " #ppsx " \n\t"\
"movq " #ppsx ", " #dst " \n\t"\
"movq 8(%%"REG_c"), " #lx " \n\t"
#define DERING_CORE(dst,src,ppsx,psx,sx,pplx,plx,lx,t0,t1) \
REAL_DERING_CORE(dst,src,ppsx,psx,sx,pplx,plx,lx,t0,t1)
/*
0000000
1111111
1111110
1111101
1111100
1111011
1111010
1111001
1111000
1110111
*/
//DERING_CORE(dst ,src ,ppsx ,psx ,sx ,pplx ,plx ,lx ,t0 ,t1)
DERING_CORE((%%REGa) ,(%%REGa, %1) ,%%mm0,%%mm2,%%mm4,%%mm1,%%mm3,%%mm5,%%mm6,%%mm7)
DERING_CORE((%%REGa, %1) ,(%%REGa, %1, 2),%%mm2,%%mm4,%%mm0,%%mm3,%%mm5,%%mm1,%%mm6,%%mm7)
DERING_CORE((%%REGa, %1, 2),(%0, %1, 4) ,%%mm4,%%mm0,%%mm2,%%mm5,%%mm1,%%mm3,%%mm6,%%mm7)
DERING_CORE((%0, %1, 4) ,(%%REGd) ,%%mm0,%%mm2,%%mm4,%%mm1,%%mm3,%%mm5,%%mm6,%%mm7)
DERING_CORE((%%REGd) ,(%%REGd, %1) ,%%mm2,%%mm4,%%mm0,%%mm3,%%mm5,%%mm1,%%mm6,%%mm7)
DERING_CORE((%%REGd, %1) ,(%%REGd, %1, 2),%%mm4,%%mm0,%%mm2,%%mm5,%%mm1,%%mm3,%%mm6,%%mm7)
DERING_CORE((%%REGd, %1, 2),(%0, %1, 8) ,%%mm0,%%mm2,%%mm4,%%mm1,%%mm3,%%mm5,%%mm6,%%mm7)
DERING_CORE((%0, %1, 8) ,(%%REGd, %1, 4),%%mm2,%%mm4,%%mm0,%%mm3,%%mm5,%%mm1,%%mm6,%%mm7)
"1: \n\t"
: : "r" (src), "r" ((x86_reg)stride), "m" (c->pQPb), "m"(c->pQPb2)
: "%"REG_a, "%"REG_d, "%"REG_c
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
int y;
int min=255;
int max=0;
int avg;
uint8_t *p;
int s[10];
const int QP2= c->QP/2 + 1;
for(y=1; y<9; y++){
int x;
p= src + stride*y;
for(x=1; x<9; x++){
p++;
if(*p > max) max= *p;
if(*p < min) min= *p;
}
}
avg= (min + max + 1)>>1;
if(max - min <deringThreshold) return;
for(y=0; y<10; y++){
int t = 0;
if(src[stride*y + 0] > avg) t+= 1;
if(src[stride*y + 1] > avg) t+= 2;
if(src[stride*y + 2] > avg) t+= 4;
if(src[stride*y + 3] > avg) t+= 8;
if(src[stride*y + 4] > avg) t+= 16;
if(src[stride*y + 5] > avg) t+= 32;
if(src[stride*y + 6] > avg) t+= 64;
if(src[stride*y + 7] > avg) t+= 128;
if(src[stride*y + 8] > avg) t+= 256;
if(src[stride*y + 9] > avg) t+= 512;
t |= (~t)<<16;
t &= (t<<1) & (t>>1);
s[y] = t;
}
for(y=1; y<9; y++){
int t = s[y-1] & s[y] & s[y+1];
t|= t>>16;
s[y-1]= t;
}
for(y=1; y<9; y++){
int x;
int t = s[y-1];
p= src + stride*y;
for(x=1; x<9; x++){
p++;
if(t & (1<<x)){
int f= (*(p-stride-1)) + 2*(*(p-stride)) + (*(p-stride+1))
+2*(*(p -1)) + 4*(*p ) + 2*(*(p +1))
+(*(p+stride-1)) + 2*(*(p+stride)) + (*(p+stride+1));
f= (f + 8)>>4;
#ifdef DEBUG_DERING_THRESHOLD
__asm__ volatile("emms\n\t":);
{
static long long numPixels=0;
if(x!=1 && x!=8 && y!=1 && y!=8) numPixels++;
// if((max-min)<20 || (max-min)*QP<200)
// if((max-min)*QP < 500)
// if(max-min<QP/2)
if(max-min < 20){
static int numSkipped=0;
static int errorSum=0;
static int worstQP=0;
static int worstRange=0;
static int worstDiff=0;
int diff= (f - *p);
int absDiff= FFABS(diff);
int error= diff*diff;
if(x==1 || x==8 || y==1 || y==8) continue;
numSkipped++;
if(absDiff > worstDiff){
worstDiff= absDiff;
worstQP= QP;
worstRange= max-min;
}
errorSum+= error;
if(1024LL*1024LL*1024LL % numSkipped == 0){
av_log(c, AV_LOG_INFO, "sum:%1.3f, skip:%d, wQP:%d, "
"wRange:%d, wDiff:%d, relSkip:%1.3f\n",
(float)errorSum/numSkipped, numSkipped, worstQP, worstRange,
worstDiff, (float)numSkipped/numPixels);
}
}
}
#endif
if (*p + QP2 < f) *p= *p + QP2;
else if(*p - QP2 > f) *p= *p - QP2;
else *p=f;
}
}
}
#ifdef DEBUG_DERING_THRESHOLD
if(max-min < 20){
for(y=1; y<9; y++){
int x;
int t = 0;
p= src + stride*y;
for(x=1; x<9; x++){
p++;
*p = FFMIN(*p + 20, 255);
}
}
// src[0] = src[7]=src[stride*7]=src[stride*7 + 7]=255;
}
#endif
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
#endif //HAVE_ALTIVEC
/**
* Deinterlaces the given block by linearly interpolating every second line.
* will be called for every 8x8 block and can read & write from line 4-15
* lines 0-3 have been passed through the deblock / dering filters already, but can be read, too.
* lines 4-12 will be read into the deblocking filter and should be deinterlaced
*/
static inline void RENAME(deInterlaceInterpolateLinear)(uint8_t src[], int stride)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= 4*stride;
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_c" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 ecx ecx+%1 ecx+2%1 %0+8%1 ecx+4%1
"movq (%0), %%mm0 \n\t"
"movq (%%"REG_a", %1), %%mm1 \n\t"
PAVGB(%%mm1, %%mm0)
"movq %%mm0, (%%"REG_a") \n\t"
"movq (%0, %1, 4), %%mm0 \n\t"
PAVGB(%%mm0, %%mm1)
"movq %%mm1, (%%"REG_a", %1, 2) \n\t"
"movq (%%"REG_c", %1), %%mm1 \n\t"
PAVGB(%%mm1, %%mm0)
"movq %%mm0, (%%"REG_c") \n\t"
"movq (%0, %1, 8), %%mm0 \n\t"
PAVGB(%%mm0, %%mm1)
"movq %%mm1, (%%"REG_c", %1, 2) \n\t"
: : "r" (src), "r" ((x86_reg)stride)
: "%"REG_a, "%"REG_c
);
#else
int a, b, x;
src+= 4*stride;
for(x=0; x<2; x++){
a= *(uint32_t*)&src[stride*0];
b= *(uint32_t*)&src[stride*2];
*(uint32_t*)&src[stride*1]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*4];
*(uint32_t*)&src[stride*3]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
b= *(uint32_t*)&src[stride*6];
*(uint32_t*)&src[stride*5]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*8];
*(uint32_t*)&src[stride*7]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
src += 4;
}
#endif
}
/**
* Deinterlaces the given block by cubic interpolating every second line.
* will be called for every 8x8 block and can read & write from line 4-15
* lines 0-3 have been passed through the deblock / dering filters already, but can be read, too.
* lines 4-12 will be read into the deblocking filter and should be deinterlaced
* this filter will read lines 3-15 and write 7-13
*/
static inline void RENAME(deInterlaceInterpolateCubic)(uint8_t src[], int stride)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= stride*3;
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
"lea (%%"REG_d", %1, 4), %%"REG_c" \n\t"
"add %1, %%"REG_c" \n\t"
"pxor %%mm7, %%mm7 \n\t"
// 0 1 2 3 4 5 6 7 8 9 10
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1 ecx
#define REAL_DEINT_CUBIC(a,b,c,d,e)\
"movq " #a ", %%mm0 \n\t"\
"movq " #b ", %%mm1 \n\t"\
"movq " #d ", %%mm2 \n\t"\
"movq " #e ", %%mm3 \n\t"\
PAVGB(%%mm2, %%mm1) /* (b+d) /2 */\
PAVGB(%%mm3, %%mm0) /* a(a+e) /2 */\
"movq %%mm0, %%mm2 \n\t"\
"punpcklbw %%mm7, %%mm0 \n\t"\
"punpckhbw %%mm7, %%mm2 \n\t"\
"movq %%mm1, %%mm3 \n\t"\
"punpcklbw %%mm7, %%mm1 \n\t"\
"punpckhbw %%mm7, %%mm3 \n\t"\
"psubw %%mm1, %%mm0 \n\t" /* L(a+e - (b+d))/2 */\
"psubw %%mm3, %%mm2 \n\t" /* H(a+e - (b+d))/2 */\
"psraw $3, %%mm0 \n\t" /* L(a+e - (b+d))/16 */\
"psraw $3, %%mm2 \n\t" /* H(a+e - (b+d))/16 */\
"psubw %%mm0, %%mm1 \n\t" /* L(9b + 9d - a - e)/16 */\
"psubw %%mm2, %%mm3 \n\t" /* H(9b + 9d - a - e)/16 */\
"packuswb %%mm3, %%mm1 \n\t"\
"movq %%mm1, " #c " \n\t"
#define DEINT_CUBIC(a,b,c,d,e) REAL_DEINT_CUBIC(a,b,c,d,e)
DEINT_CUBIC((%0) , (%%REGa, %1), (%%REGa, %1, 2), (%0, %1, 4) , (%%REGd, %1))
DEINT_CUBIC((%%REGa, %1), (%0, %1, 4) , (%%REGd) , (%%REGd, %1), (%0, %1, 8))
DEINT_CUBIC((%0, %1, 4) , (%%REGd, %1), (%%REGd, %1, 2), (%0, %1, 8) , (%%REGc))
DEINT_CUBIC((%%REGd, %1), (%0, %1, 8) , (%%REGd, %1, 4), (%%REGc) , (%%REGc, %1, 2))
: : "r" (src), "r" ((x86_reg)stride)
: "%"REG_a, "%"REG_d, "%"REG_c
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
int x;
src+= stride*3;
for(x=0; x<8; x++){
src[stride*3] = CLIP((-src[0] + 9*src[stride*2] + 9*src[stride*4] - src[stride*6])>>4);
src[stride*5] = CLIP((-src[stride*2] + 9*src[stride*4] + 9*src[stride*6] - src[stride*8])>>4);
src[stride*7] = CLIP((-src[stride*4] + 9*src[stride*6] + 9*src[stride*8] - src[stride*10])>>4);
src[stride*9] = CLIP((-src[stride*6] + 9*src[stride*8] + 9*src[stride*10] - src[stride*12])>>4);
src++;
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
/**
* Deinterlaces the given block by filtering every second line with a (-1 4 2 4 -1) filter.
* will be called for every 8x8 block and can read & write from line 4-15
* lines 0-3 have been passed through the deblock / dering filters already, but can be read, too.
* lines 4-12 will be read into the deblocking filter and should be deinterlaced
* this filter will read lines 4-13 and write 5-11
*/
static inline void RENAME(deInterlaceFF)(uint8_t src[], int stride, uint8_t *tmp)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= stride*4;
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
"pxor %%mm7, %%mm7 \n\t"
"movq (%2), %%mm0 \n\t"
// 0 1 2 3 4 5 6 7 8 9 10
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1 ecx
#define REAL_DEINT_FF(a,b,c,d)\
"movq " #a ", %%mm1 \n\t"\
"movq " #b ", %%mm2 \n\t"\
"movq " #c ", %%mm3 \n\t"\
"movq " #d ", %%mm4 \n\t"\
PAVGB(%%mm3, %%mm1) \
PAVGB(%%mm4, %%mm0) \
"movq %%mm0, %%mm3 \n\t"\
"punpcklbw %%mm7, %%mm0 \n\t"\
"punpckhbw %%mm7, %%mm3 \n\t"\
"movq %%mm1, %%mm4 \n\t"\
"punpcklbw %%mm7, %%mm1 \n\t"\
"punpckhbw %%mm7, %%mm4 \n\t"\
"psllw $2, %%mm1 \n\t"\
"psllw $2, %%mm4 \n\t"\
"psubw %%mm0, %%mm1 \n\t"\
"psubw %%mm3, %%mm4 \n\t"\
"movq %%mm2, %%mm5 \n\t"\
"movq %%mm2, %%mm0 \n\t"\
"punpcklbw %%mm7, %%mm2 \n\t"\
"punpckhbw %%mm7, %%mm5 \n\t"\
"paddw %%mm2, %%mm1 \n\t"\
"paddw %%mm5, %%mm4 \n\t"\
"psraw $2, %%mm1 \n\t"\
"psraw $2, %%mm4 \n\t"\
"packuswb %%mm4, %%mm1 \n\t"\
"movq %%mm1, " #b " \n\t"\
#define DEINT_FF(a,b,c,d) REAL_DEINT_FF(a,b,c,d)
DEINT_FF((%0) , (%%REGa) , (%%REGa, %1), (%%REGa, %1, 2))
DEINT_FF((%%REGa, %1), (%%REGa, %1, 2), (%0, %1, 4) , (%%REGd) )
DEINT_FF((%0, %1, 4) , (%%REGd) , (%%REGd, %1), (%%REGd, %1, 2))
DEINT_FF((%%REGd, %1), (%%REGd, %1, 2), (%0, %1, 8) , (%%REGd, %1, 4))
"movq %%mm0, (%2) \n\t"
: : "r" (src), "r" ((x86_reg)stride), "r"(tmp)
: "%"REG_a, "%"REG_d
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
int x;
src+= stride*4;
for(x=0; x<8; x++){
int t1= tmp[x];
int t2= src[stride*1];
src[stride*1]= CLIP((-t1 + 4*src[stride*0] + 2*t2 + 4*src[stride*2] - src[stride*3] + 4)>>3);
t1= src[stride*4];
src[stride*3]= CLIP((-t2 + 4*src[stride*2] + 2*t1 + 4*src[stride*4] - src[stride*5] + 4)>>3);
t2= src[stride*6];
src[stride*5]= CLIP((-t1 + 4*src[stride*4] + 2*t2 + 4*src[stride*6] - src[stride*7] + 4)>>3);
t1= src[stride*8];
src[stride*7]= CLIP((-t2 + 4*src[stride*6] + 2*t1 + 4*src[stride*8] - src[stride*9] + 4)>>3);
tmp[x]= t1;
src++;
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
/**
* Deinterlaces the given block by filtering every line with a (-1 2 6 2 -1) filter.
* will be called for every 8x8 block and can read & write from line 4-15
* lines 0-3 have been passed through the deblock / dering filters already, but can be read, too.
* lines 4-12 will be read into the deblocking filter and should be deinterlaced
* this filter will read lines 4-13 and write 4-11
*/
static inline void RENAME(deInterlaceL5)(uint8_t src[], int stride, uint8_t *tmp, uint8_t *tmp2)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= stride*4;
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
"pxor %%mm7, %%mm7 \n\t"
"movq (%2), %%mm0 \n\t"
"movq (%3), %%mm1 \n\t"
// 0 1 2 3 4 5 6 7 8 9 10
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1 ecx
#define REAL_DEINT_L5(t1,t2,a,b,c)\
"movq " #a ", %%mm2 \n\t"\
"movq " #b ", %%mm3 \n\t"\
"movq " #c ", %%mm4 \n\t"\
PAVGB(t2, %%mm3) \
PAVGB(t1, %%mm4) \
"movq %%mm2, %%mm5 \n\t"\
"movq %%mm2, " #t1 " \n\t"\
"punpcklbw %%mm7, %%mm2 \n\t"\
"punpckhbw %%mm7, %%mm5 \n\t"\
"movq %%mm2, %%mm6 \n\t"\
"paddw %%mm2, %%mm2 \n\t"\
"paddw %%mm6, %%mm2 \n\t"\
"movq %%mm5, %%mm6 \n\t"\
"paddw %%mm5, %%mm5 \n\t"\
"paddw %%mm6, %%mm5 \n\t"\
"movq %%mm3, %%mm6 \n\t"\
"punpcklbw %%mm7, %%mm3 \n\t"\
"punpckhbw %%mm7, %%mm6 \n\t"\
"paddw %%mm3, %%mm3 \n\t"\
"paddw %%mm6, %%mm6 \n\t"\
"paddw %%mm3, %%mm2 \n\t"\
"paddw %%mm6, %%mm5 \n\t"\
"movq %%mm4, %%mm6 \n\t"\
"punpcklbw %%mm7, %%mm4 \n\t"\
"punpckhbw %%mm7, %%mm6 \n\t"\
"psubw %%mm4, %%mm2 \n\t"\
"psubw %%mm6, %%mm5 \n\t"\
"psraw $2, %%mm2 \n\t"\
"psraw $2, %%mm5 \n\t"\
"packuswb %%mm5, %%mm2 \n\t"\
"movq %%mm2, " #a " \n\t"\
#define DEINT_L5(t1,t2,a,b,c) REAL_DEINT_L5(t1,t2,a,b,c)
DEINT_L5(%%mm0, %%mm1, (%0) , (%%REGa) , (%%REGa, %1) )
DEINT_L5(%%mm1, %%mm0, (%%REGa) , (%%REGa, %1) , (%%REGa, %1, 2))
DEINT_L5(%%mm0, %%mm1, (%%REGa, %1) , (%%REGa, %1, 2), (%0, %1, 4) )
DEINT_L5(%%mm1, %%mm0, (%%REGa, %1, 2), (%0, %1, 4) , (%%REGd) )
DEINT_L5(%%mm0, %%mm1, (%0, %1, 4) , (%%REGd) , (%%REGd, %1) )
DEINT_L5(%%mm1, %%mm0, (%%REGd) , (%%REGd, %1) , (%%REGd, %1, 2))
DEINT_L5(%%mm0, %%mm1, (%%REGd, %1) , (%%REGd, %1, 2), (%0, %1, 8) )
DEINT_L5(%%mm1, %%mm0, (%%REGd, %1, 2), (%0, %1, 8) , (%%REGd, %1, 4))
"movq %%mm0, (%2) \n\t"
"movq %%mm1, (%3) \n\t"
: : "r" (src), "r" ((x86_reg)stride), "r"(tmp), "r"(tmp2)
: "%"REG_a, "%"REG_d
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
int x;
src+= stride*4;
for(x=0; x<8; x++){
int t1= tmp[x];
int t2= tmp2[x];
int t3= src[0];
src[stride*0]= CLIP((-(t1 + src[stride*2]) + 2*(t2 + src[stride*1]) + 6*t3 + 4)>>3);
t1= src[stride*1];
src[stride*1]= CLIP((-(t2 + src[stride*3]) + 2*(t3 + src[stride*2]) + 6*t1 + 4)>>3);
t2= src[stride*2];
src[stride*2]= CLIP((-(t3 + src[stride*4]) + 2*(t1 + src[stride*3]) + 6*t2 + 4)>>3);
t3= src[stride*3];
src[stride*3]= CLIP((-(t1 + src[stride*5]) + 2*(t2 + src[stride*4]) + 6*t3 + 4)>>3);
t1= src[stride*4];
src[stride*4]= CLIP((-(t2 + src[stride*6]) + 2*(t3 + src[stride*5]) + 6*t1 + 4)>>3);
t2= src[stride*5];
src[stride*5]= CLIP((-(t3 + src[stride*7]) + 2*(t1 + src[stride*6]) + 6*t2 + 4)>>3);
t3= src[stride*6];
src[stride*6]= CLIP((-(t1 + src[stride*8]) + 2*(t2 + src[stride*7]) + 6*t3 + 4)>>3);
t1= src[stride*7];
src[stride*7]= CLIP((-(t2 + src[stride*9]) + 2*(t3 + src[stride*8]) + 6*t1 + 4)>>3);
tmp[x]= t3;
tmp2[x]= t1;
src++;
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
/**
* Deinterlaces the given block by filtering all lines with a (1 2 1) filter.
* will be called for every 8x8 block and can read & write from line 4-15
* lines 0-3 have been passed through the deblock / dering filters already, but can be read, too.
* lines 4-12 will be read into the deblocking filter and should be deinterlaced
* this filter will read lines 4-13 and write 4-11
*/
static inline void RENAME(deInterlaceBlendLinear)(uint8_t src[], int stride, uint8_t *tmp)
{
#if HAVE_MMX2 || HAVE_AMD3DNOW
src+= 4*stride;
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1
"movq (%2), %%mm0 \n\t" // L0
"movq (%%"REG_a"), %%mm1 \n\t" // L2
PAVGB(%%mm1, %%mm0) // L0+L2
"movq (%0), %%mm2 \n\t" // L1
PAVGB(%%mm2, %%mm0)
"movq %%mm0, (%0) \n\t"
"movq (%%"REG_a", %1), %%mm0 \n\t" // L3
PAVGB(%%mm0, %%mm2) // L1+L3
PAVGB(%%mm1, %%mm2) // 2L2 + L1 + L3
"movq %%mm2, (%%"REG_a") \n\t"
"movq (%%"REG_a", %1, 2), %%mm2 \n\t" // L4
PAVGB(%%mm2, %%mm1) // L2+L4
PAVGB(%%mm0, %%mm1) // 2L3 + L2 + L4
"movq %%mm1, (%%"REG_a", %1) \n\t"
"movq (%0, %1, 4), %%mm1 \n\t" // L5
PAVGB(%%mm1, %%mm0) // L3+L5
PAVGB(%%mm2, %%mm0) // 2L4 + L3 + L5
"movq %%mm0, (%%"REG_a", %1, 2) \n\t"
"movq (%%"REG_d"), %%mm0 \n\t" // L6
PAVGB(%%mm0, %%mm2) // L4+L6
PAVGB(%%mm1, %%mm2) // 2L5 + L4 + L6
"movq %%mm2, (%0, %1, 4) \n\t"
"movq (%%"REG_d", %1), %%mm2 \n\t" // L7
PAVGB(%%mm2, %%mm1) // L5+L7
PAVGB(%%mm0, %%mm1) // 2L6 + L5 + L7
"movq %%mm1, (%%"REG_d") \n\t"
"movq (%%"REG_d", %1, 2), %%mm1 \n\t" // L8
PAVGB(%%mm1, %%mm0) // L6+L8
PAVGB(%%mm2, %%mm0) // 2L7 + L6 + L8
"movq %%mm0, (%%"REG_d", %1) \n\t"
"movq (%0, %1, 8), %%mm0 \n\t" // L9
PAVGB(%%mm0, %%mm2) // L7+L9
PAVGB(%%mm1, %%mm2) // 2L8 + L7 + L9
"movq %%mm2, (%%"REG_d", %1, 2) \n\t"
"movq %%mm1, (%2) \n\t"
: : "r" (src), "r" ((x86_reg)stride), "r" (tmp)
: "%"REG_a, "%"REG_d
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
int a, b, c, x;
src+= 4*stride;
for(x=0; x<2; x++){
a= *(uint32_t*)&tmp[stride*0];
b= *(uint32_t*)&src[stride*0];
c= *(uint32_t*)&src[stride*1];
a= (a&c) + (((a^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*0]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*2];
b= (a&b) + (((a^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*1]= (c|b) - (((c^b)&0xFEFEFEFEUL)>>1);
b= *(uint32_t*)&src[stride*3];
c= (b&c) + (((b^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*2]= (c|a) - (((c^a)&0xFEFEFEFEUL)>>1);
c= *(uint32_t*)&src[stride*4];
a= (a&c) + (((a^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*3]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*5];
b= (a&b) + (((a^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*4]= (c|b) - (((c^b)&0xFEFEFEFEUL)>>1);
b= *(uint32_t*)&src[stride*6];
c= (b&c) + (((b^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*5]= (c|a) - (((c^a)&0xFEFEFEFEUL)>>1);
c= *(uint32_t*)&src[stride*7];
a= (a&c) + (((a^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*6]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*8];
b= (a&b) + (((a^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*7]= (c|b) - (((c^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&tmp[stride*0]= c;
src += 4;
tmp += 4;
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
/**
* Deinterlaces the given block by applying a median filter to every second line.
* will be called for every 8x8 block and can read & write from line 4-15,
* lines 0-3 have been passed through the deblock / dering filters already, but can be read, too.
* lines 4-12 will be read into the deblocking filter and should be deinterlaced
*/
static inline void RENAME(deInterlaceMedian)(uint8_t src[], int stride)
{
#if HAVE_MMX
src+= 4*stride;
#if HAVE_MMX2
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1
"movq (%0), %%mm0 \n\t" //
"movq (%%"REG_a", %1), %%mm2 \n\t" //
"movq (%%"REG_a"), %%mm1 \n\t" //
"movq %%mm0, %%mm3 \n\t"
"pmaxub %%mm1, %%mm0 \n\t" //
"pminub %%mm3, %%mm1 \n\t" //
"pmaxub %%mm2, %%mm1 \n\t" //
"pminub %%mm1, %%mm0 \n\t"
"movq %%mm0, (%%"REG_a") \n\t"
"movq (%0, %1, 4), %%mm0 \n\t" //
"movq (%%"REG_a", %1, 2), %%mm1 \n\t" //
"movq %%mm2, %%mm3 \n\t"
"pmaxub %%mm1, %%mm2 \n\t" //
"pminub %%mm3, %%mm1 \n\t" //
"pmaxub %%mm0, %%mm1 \n\t" //
"pminub %%mm1, %%mm2 \n\t"
"movq %%mm2, (%%"REG_a", %1, 2) \n\t"
"movq (%%"REG_d"), %%mm2 \n\t" //
"movq (%%"REG_d", %1), %%mm1 \n\t" //
"movq %%mm2, %%mm3 \n\t"
"pmaxub %%mm0, %%mm2 \n\t" //
"pminub %%mm3, %%mm0 \n\t" //
"pmaxub %%mm1, %%mm0 \n\t" //
"pminub %%mm0, %%mm2 \n\t"
"movq %%mm2, (%%"REG_d") \n\t"
"movq (%%"REG_d", %1, 2), %%mm2 \n\t" //
"movq (%0, %1, 8), %%mm0 \n\t" //
"movq %%mm2, %%mm3 \n\t"
"pmaxub %%mm0, %%mm2 \n\t" //
"pminub %%mm3, %%mm0 \n\t" //
"pmaxub %%mm1, %%mm0 \n\t" //
"pminub %%mm0, %%mm2 \n\t"
"movq %%mm2, (%%"REG_d", %1, 2) \n\t"
: : "r" (src), "r" ((x86_reg)stride)
: "%"REG_a, "%"REG_d
);
#else // MMX without MMX2
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1
"pxor %%mm7, %%mm7 \n\t"
#define REAL_MEDIAN(a,b,c)\
"movq " #a ", %%mm0 \n\t"\
"movq " #b ", %%mm2 \n\t"\
"movq " #c ", %%mm1 \n\t"\
"movq %%mm0, %%mm3 \n\t"\
"movq %%mm1, %%mm4 \n\t"\
"movq %%mm2, %%mm5 \n\t"\
"psubusb %%mm1, %%mm3 \n\t"\
"psubusb %%mm2, %%mm4 \n\t"\
"psubusb %%mm0, %%mm5 \n\t"\
"pcmpeqb %%mm7, %%mm3 \n\t"\
"pcmpeqb %%mm7, %%mm4 \n\t"\
"pcmpeqb %%mm7, %%mm5 \n\t"\
"movq %%mm3, %%mm6 \n\t"\
"pxor %%mm4, %%mm3 \n\t"\
"pxor %%mm5, %%mm4 \n\t"\
"pxor %%mm6, %%mm5 \n\t"\
"por %%mm3, %%mm1 \n\t"\
"por %%mm4, %%mm2 \n\t"\
"por %%mm5, %%mm0 \n\t"\
"pand %%mm2, %%mm0 \n\t"\
"pand %%mm1, %%mm0 \n\t"\
"movq %%mm0, " #b " \n\t"
#define MEDIAN(a,b,c) REAL_MEDIAN(a,b,c)
MEDIAN((%0) , (%%REGa) , (%%REGa, %1))
MEDIAN((%%REGa, %1), (%%REGa, %1, 2), (%0, %1, 4))
MEDIAN((%0, %1, 4) , (%%REGd) , (%%REGd, %1))
MEDIAN((%%REGd, %1), (%%REGd, %1, 2), (%0, %1, 8))
: : "r" (src), "r" ((x86_reg)stride)
: "%"REG_a, "%"REG_d
);
#endif //HAVE_MMX2
#else //HAVE_MMX
int x, y;
src+= 4*stride;
// FIXME - there should be a way to do a few columns in parallel like w/mmx
for(x=0; x<8; x++){
uint8_t *colsrc = src;
for (y=0; y<4; y++){
int a, b, c, d, e, f;
a = colsrc[0 ];
b = colsrc[stride ];
c = colsrc[stride*2];
d = (a-b)>>31;
e = (b-c)>>31;
f = (c-a)>>31;
colsrc[stride ] = (a|(d^f)) & (b|(d^e)) & (c|(e^f));
colsrc += stride*2;
}
src++;
}
#endif //HAVE_MMX
}
#if HAVE_MMX
/**
* transposes and shift the given 8x8 Block into dst1 and dst2
*/
static inline void RENAME(transpose1)(uint8_t *dst1, uint8_t *dst2, uint8_t *src, int srcStride)
{
__asm__(
"lea (%0, %1), %%"REG_a" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1
"movq (%0), %%mm0 \n\t" // 12345678
"movq (%%"REG_a"), %%mm1 \n\t" // abcdefgh
"movq %%mm0, %%mm2 \n\t" // 12345678
"punpcklbw %%mm1, %%mm0 \n\t" // 1a2b3c4d
"punpckhbw %%mm1, %%mm2 \n\t" // 5e6f7g8h
"movq (%%"REG_a", %1), %%mm1 \n\t"
"movq (%%"REG_a", %1, 2), %%mm3 \n\t"
"movq %%mm1, %%mm4 \n\t"
"punpcklbw %%mm3, %%mm1 \n\t"
"punpckhbw %%mm3, %%mm4 \n\t"
"movq %%mm0, %%mm3 \n\t"
"punpcklwd %%mm1, %%mm0 \n\t"
"punpckhwd %%mm1, %%mm3 \n\t"
"movq %%mm2, %%mm1 \n\t"
"punpcklwd %%mm4, %%mm2 \n\t"
"punpckhwd %%mm4, %%mm1 \n\t"
"movd %%mm0, 128(%2) \n\t"
"psrlq $32, %%mm0 \n\t"
"movd %%mm0, 144(%2) \n\t"
"movd %%mm3, 160(%2) \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, 176(%2) \n\t"
"movd %%mm3, 48(%3) \n\t"
"movd %%mm2, 192(%2) \n\t"
"movd %%mm2, 64(%3) \n\t"
"psrlq $32, %%mm2 \n\t"
"movd %%mm2, 80(%3) \n\t"
"movd %%mm1, 96(%3) \n\t"
"psrlq $32, %%mm1 \n\t"
"movd %%mm1, 112(%3) \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_a" \n\t"
"movq (%0, %1, 4), %%mm0 \n\t" // 12345678
"movq (%%"REG_a"), %%mm1 \n\t" // abcdefgh
"movq %%mm0, %%mm2 \n\t" // 12345678
"punpcklbw %%mm1, %%mm0 \n\t" // 1a2b3c4d
"punpckhbw %%mm1, %%mm2 \n\t" // 5e6f7g8h
"movq (%%"REG_a", %1), %%mm1 \n\t"
"movq (%%"REG_a", %1, 2), %%mm3 \n\t"
"movq %%mm1, %%mm4 \n\t"
"punpcklbw %%mm3, %%mm1 \n\t"
"punpckhbw %%mm3, %%mm4 \n\t"
"movq %%mm0, %%mm3 \n\t"
"punpcklwd %%mm1, %%mm0 \n\t"
"punpckhwd %%mm1, %%mm3 \n\t"
"movq %%mm2, %%mm1 \n\t"
"punpcklwd %%mm4, %%mm2 \n\t"
"punpckhwd %%mm4, %%mm1 \n\t"
"movd %%mm0, 132(%2) \n\t"
"psrlq $32, %%mm0 \n\t"
"movd %%mm0, 148(%2) \n\t"
"movd %%mm3, 164(%2) \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, 180(%2) \n\t"
"movd %%mm3, 52(%3) \n\t"
"movd %%mm2, 196(%2) \n\t"
"movd %%mm2, 68(%3) \n\t"
"psrlq $32, %%mm2 \n\t"
"movd %%mm2, 84(%3) \n\t"
"movd %%mm1, 100(%3) \n\t"
"psrlq $32, %%mm1 \n\t"
"movd %%mm1, 116(%3) \n\t"
:: "r" (src), "r" ((x86_reg)srcStride), "r" (dst1), "r" (dst2)
: "%"REG_a
);
}
/**
* transposes the given 8x8 block
*/
static inline void RENAME(transpose2)(uint8_t *dst, int dstStride, uint8_t *src)
{
__asm__(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a",%1,4), %%"REG_d" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1
"movq (%2), %%mm0 \n\t" // 12345678
"movq 16(%2), %%mm1 \n\t" // abcdefgh
"movq %%mm0, %%mm2 \n\t" // 12345678
"punpcklbw %%mm1, %%mm0 \n\t" // 1a2b3c4d
"punpckhbw %%mm1, %%mm2 \n\t" // 5e6f7g8h
"movq 32(%2), %%mm1 \n\t"
"movq 48(%2), %%mm3 \n\t"
"movq %%mm1, %%mm4 \n\t"
"punpcklbw %%mm3, %%mm1 \n\t"
"punpckhbw %%mm3, %%mm4 \n\t"
"movq %%mm0, %%mm3 \n\t"
"punpcklwd %%mm1, %%mm0 \n\t"
"punpckhwd %%mm1, %%mm3 \n\t"
"movq %%mm2, %%mm1 \n\t"
"punpcklwd %%mm4, %%mm2 \n\t"
"punpckhwd %%mm4, %%mm1 \n\t"
"movd %%mm0, (%0) \n\t"
"psrlq $32, %%mm0 \n\t"
"movd %%mm0, (%%"REG_a") \n\t"
"movd %%mm3, (%%"REG_a", %1) \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, (%%"REG_a", %1, 2) \n\t"
"movd %%mm2, (%0, %1, 4) \n\t"
"psrlq $32, %%mm2 \n\t"
"movd %%mm2, (%%"REG_d") \n\t"
"movd %%mm1, (%%"REG_d", %1) \n\t"
"psrlq $32, %%mm1 \n\t"
"movd %%mm1, (%%"REG_d", %1, 2) \n\t"
"movq 64(%2), %%mm0 \n\t" // 12345678
"movq 80(%2), %%mm1 \n\t" // abcdefgh
"movq %%mm0, %%mm2 \n\t" // 12345678
"punpcklbw %%mm1, %%mm0 \n\t" // 1a2b3c4d
"punpckhbw %%mm1, %%mm2 \n\t" // 5e6f7g8h
"movq 96(%2), %%mm1 \n\t"
"movq 112(%2), %%mm3 \n\t"
"movq %%mm1, %%mm4 \n\t"
"punpcklbw %%mm3, %%mm1 \n\t"
"punpckhbw %%mm3, %%mm4 \n\t"
"movq %%mm0, %%mm3 \n\t"
"punpcklwd %%mm1, %%mm0 \n\t"
"punpckhwd %%mm1, %%mm3 \n\t"
"movq %%mm2, %%mm1 \n\t"
"punpcklwd %%mm4, %%mm2 \n\t"
"punpckhwd %%mm4, %%mm1 \n\t"
"movd %%mm0, 4(%0) \n\t"
"psrlq $32, %%mm0 \n\t"
"movd %%mm0, 4(%%"REG_a") \n\t"
"movd %%mm3, 4(%%"REG_a", %1) \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, 4(%%"REG_a", %1, 2) \n\t"
"movd %%mm2, 4(%0, %1, 4) \n\t"
"psrlq $32, %%mm2 \n\t"
"movd %%mm2, 4(%%"REG_d") \n\t"
"movd %%mm1, 4(%%"REG_d", %1) \n\t"
"psrlq $32, %%mm1 \n\t"
"movd %%mm1, 4(%%"REG_d", %1, 2) \n\t"
:: "r" (dst), "r" ((x86_reg)dstStride), "r" (src)
: "%"REG_a, "%"REG_d
);
}
#endif //HAVE_MMX
//static long test=0;
#if !HAVE_ALTIVEC
static inline void RENAME(tempNoiseReducer)(uint8_t *src, int stride,
uint8_t *tempBlurred, uint32_t *tempBlurredPast, int *maxNoise)
{
// to save a register (FIXME do this outside of the loops)
tempBlurredPast[127]= maxNoise[0];
tempBlurredPast[128]= maxNoise[1];
tempBlurredPast[129]= maxNoise[2];
#define FAST_L2_DIFF
//#define L1_DIFF //u should change the thresholds too if u try that one
#if HAVE_MMX2 || HAVE_AMD3DNOW
__asm__ volatile(
"lea (%2, %2, 2), %%"REG_a" \n\t" // 3*stride
"lea (%2, %2, 4), %%"REG_d" \n\t" // 5*stride
"lea (%%"REG_d", %2, 2), %%"REG_c" \n\t" // 7*stride
// 0 1 2 3 4 5 6 7 8 9
// %x %x+%2 %x+2%2 %x+eax %x+4%2 %x+edx %x+2eax %x+ecx %x+8%2
//FIXME reorder?
#ifdef L1_DIFF //needs mmx2
"movq (%0), %%mm0 \n\t" // L0
"psadbw (%1), %%mm0 \n\t" // |L0-R0|
"movq (%0, %2), %%mm1 \n\t" // L1
"psadbw (%1, %2), %%mm1 \n\t" // |L1-R1|
"movq (%0, %2, 2), %%mm2 \n\t" // L2
"psadbw (%1, %2, 2), %%mm2 \n\t" // |L2-R2|
"movq (%0, %%"REG_a"), %%mm3 \n\t" // L3
"psadbw (%1, %%"REG_a"), %%mm3 \n\t" // |L3-R3|
"movq (%0, %2, 4), %%mm4 \n\t" // L4
"paddw %%mm1, %%mm0 \n\t"
"psadbw (%1, %2, 4), %%mm4 \n\t" // |L4-R4|
"movq (%0, %%"REG_d"), %%mm5 \n\t" // L5
"paddw %%mm2, %%mm0 \n\t"
"psadbw (%1, %%"REG_d"), %%mm5 \n\t" // |L5-R5|
"movq (%0, %%"REG_a", 2), %%mm6 \n\t" // L6
"paddw %%mm3, %%mm0 \n\t"
"psadbw (%1, %%"REG_a", 2), %%mm6 \n\t" // |L6-R6|
"movq (%0, %%"REG_c"), %%mm7 \n\t" // L7
"paddw %%mm4, %%mm0 \n\t"
"psadbw (%1, %%"REG_c"), %%mm7 \n\t" // |L7-R7|
"paddw %%mm5, %%mm6 \n\t"
"paddw %%mm7, %%mm6 \n\t"
"paddw %%mm6, %%mm0 \n\t"
#else //L1_DIFF
#if defined (FAST_L2_DIFF)
"pcmpeqb %%mm7, %%mm7 \n\t"
"movq "MANGLE(b80)", %%mm6 \n\t"
"pxor %%mm0, %%mm0 \n\t"
#define REAL_L2_DIFF_CORE(a, b)\
"movq " #a ", %%mm5 \n\t"\
"movq " #b ", %%mm2 \n\t"\
"pxor %%mm7, %%mm2 \n\t"\
PAVGB(%%mm2, %%mm5)\
"paddb %%mm6, %%mm5 \n\t"\
"movq %%mm5, %%mm2 \n\t"\
"psllw $8, %%mm5 \n\t"\
"pmaddwd %%mm5, %%mm5 \n\t"\
"pmaddwd %%mm2, %%mm2 \n\t"\
"paddd %%mm2, %%mm5 \n\t"\
"psrld $14, %%mm5 \n\t"\
"paddd %%mm5, %%mm0 \n\t"
#else //defined (FAST_L2_DIFF)
"pxor %%mm7, %%mm7 \n\t"
"pxor %%mm0, %%mm0 \n\t"
#define REAL_L2_DIFF_CORE(a, b)\
"movq " #a ", %%mm5 \n\t"\
"movq " #b ", %%mm2 \n\t"\
"movq %%mm5, %%mm1 \n\t"\
"movq %%mm2, %%mm3 \n\t"\
"punpcklbw %%mm7, %%mm5 \n\t"\
"punpckhbw %%mm7, %%mm1 \n\t"\
"punpcklbw %%mm7, %%mm2 \n\t"\
"punpckhbw %%mm7, %%mm3 \n\t"\
"psubw %%mm2, %%mm5 \n\t"\
"psubw %%mm3, %%mm1 \n\t"\
"pmaddwd %%mm5, %%mm5 \n\t"\
"pmaddwd %%mm1, %%mm1 \n\t"\
"paddd %%mm1, %%mm5 \n\t"\
"paddd %%mm5, %%mm0 \n\t"
#endif //defined (FAST_L2_DIFF)
#define L2_DIFF_CORE(a, b) REAL_L2_DIFF_CORE(a, b)
L2_DIFF_CORE((%0) , (%1))
L2_DIFF_CORE((%0, %2) , (%1, %2))
L2_DIFF_CORE((%0, %2, 2) , (%1, %2, 2))
L2_DIFF_CORE((%0, %%REGa) , (%1, %%REGa))
L2_DIFF_CORE((%0, %2, 4) , (%1, %2, 4))
L2_DIFF_CORE((%0, %%REGd) , (%1, %%REGd))
L2_DIFF_CORE((%0, %%REGa,2), (%1, %%REGa,2))
L2_DIFF_CORE((%0, %%REGc) , (%1, %%REGc))
#endif //L1_DIFF
"movq %%mm0, %%mm4 \n\t"
"psrlq $32, %%mm0 \n\t"
"paddd %%mm0, %%mm4 \n\t"
"movd %%mm4, %%ecx \n\t"
"shll $2, %%ecx \n\t"
"mov %3, %%"REG_d" \n\t"
"addl -4(%%"REG_d"), %%ecx \n\t"
"addl 4(%%"REG_d"), %%ecx \n\t"
"addl -1024(%%"REG_d"), %%ecx \n\t"
"addl $4, %%ecx \n\t"
"addl 1024(%%"REG_d"), %%ecx \n\t"
"shrl $3, %%ecx \n\t"
"movl %%ecx, (%%"REG_d") \n\t"
// "mov %3, %%"REG_c" \n\t"
// "mov %%"REG_c", test \n\t"
// "jmp 4f \n\t"
"cmpl 512(%%"REG_d"), %%ecx \n\t"
" jb 2f \n\t"
"cmpl 516(%%"REG_d"), %%ecx \n\t"
" jb 1f \n\t"
"lea (%%"REG_a", %2, 2), %%"REG_d" \n\t" // 5*stride
"lea (%%"REG_d", %2, 2), %%"REG_c" \n\t" // 7*stride
"movq (%0), %%mm0 \n\t" // L0
"movq (%0, %2), %%mm1 \n\t" // L1
"movq (%0, %2, 2), %%mm2 \n\t" // L2
"movq (%0, %%"REG_a"), %%mm3 \n\t" // L3
"movq (%0, %2, 4), %%mm4 \n\t" // L4
"movq (%0, %%"REG_d"), %%mm5 \n\t" // L5
"movq (%0, %%"REG_a", 2), %%mm6 \n\t" // L6
"movq (%0, %%"REG_c"), %%mm7 \n\t" // L7
"movq %%mm0, (%1) \n\t" // L0
"movq %%mm1, (%1, %2) \n\t" // L1
"movq %%mm2, (%1, %2, 2) \n\t" // L2
"movq %%mm3, (%1, %%"REG_a") \n\t" // L3
"movq %%mm4, (%1, %2, 4) \n\t" // L4
"movq %%mm5, (%1, %%"REG_d") \n\t" // L5
"movq %%mm6, (%1, %%"REG_a", 2) \n\t" // L6
"movq %%mm7, (%1, %%"REG_c") \n\t" // L7
"jmp 4f \n\t"
"1: \n\t"
"lea (%%"REG_a", %2, 2), %%"REG_d" \n\t" // 5*stride
"lea (%%"REG_d", %2, 2), %%"REG_c" \n\t" // 7*stride
"movq (%0), %%mm0 \n\t" // L0
PAVGB((%1), %%mm0) // L0
"movq (%0, %2), %%mm1 \n\t" // L1
PAVGB((%1, %2), %%mm1) // L1
"movq (%0, %2, 2), %%mm2 \n\t" // L2
PAVGB((%1, %2, 2), %%mm2) // L2
"movq (%0, %%"REG_a"), %%mm3 \n\t" // L3
PAVGB((%1, %%REGa), %%mm3) // L3
"movq (%0, %2, 4), %%mm4 \n\t" // L4
PAVGB((%1, %2, 4), %%mm4) // L4
"movq (%0, %%"REG_d"), %%mm5 \n\t" // L5
PAVGB((%1, %%REGd), %%mm5) // L5
"movq (%0, %%"REG_a", 2), %%mm6 \n\t" // L6
PAVGB((%1, %%REGa, 2), %%mm6) // L6
"movq (%0, %%"REG_c"), %%mm7 \n\t" // L7
PAVGB((%1, %%REGc), %%mm7) // L7
"movq %%mm0, (%1) \n\t" // R0
"movq %%mm1, (%1, %2) \n\t" // R1
"movq %%mm2, (%1, %2, 2) \n\t" // R2
"movq %%mm3, (%1, %%"REG_a") \n\t" // R3
"movq %%mm4, (%1, %2, 4) \n\t" // R4
"movq %%mm5, (%1, %%"REG_d") \n\t" // R5
"movq %%mm6, (%1, %%"REG_a", 2) \n\t" // R6
"movq %%mm7, (%1, %%"REG_c") \n\t" // R7
"movq %%mm0, (%0) \n\t" // L0
"movq %%mm1, (%0, %2) \n\t" // L1
"movq %%mm2, (%0, %2, 2) \n\t" // L2
"movq %%mm3, (%0, %%"REG_a") \n\t" // L3
"movq %%mm4, (%0, %2, 4) \n\t" // L4
"movq %%mm5, (%0, %%"REG_d") \n\t" // L5
"movq %%mm6, (%0, %%"REG_a", 2) \n\t" // L6
"movq %%mm7, (%0, %%"REG_c") \n\t" // L7
"jmp 4f \n\t"
"2: \n\t"
"cmpl 508(%%"REG_d"), %%ecx \n\t"
" jb 3f \n\t"
"lea (%%"REG_a", %2, 2), %%"REG_d" \n\t" // 5*stride
"lea (%%"REG_d", %2, 2), %%"REG_c" \n\t" // 7*stride
"movq (%0), %%mm0 \n\t" // L0
"movq (%0, %2), %%mm1 \n\t" // L1
"movq (%0, %2, 2), %%mm2 \n\t" // L2
"movq (%0, %%"REG_a"), %%mm3 \n\t" // L3
"movq (%1), %%mm4 \n\t" // R0
"movq (%1, %2), %%mm5 \n\t" // R1
"movq (%1, %2, 2), %%mm6 \n\t" // R2
"movq (%1, %%"REG_a"), %%mm7 \n\t" // R3
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
"movq %%mm0, (%1) \n\t" // R0
"movq %%mm1, (%1, %2) \n\t" // R1
"movq %%mm2, (%1, %2, 2) \n\t" // R2
"movq %%mm3, (%1, %%"REG_a") \n\t" // R3
"movq %%mm0, (%0) \n\t" // L0
"movq %%mm1, (%0, %2) \n\t" // L1
"movq %%mm2, (%0, %2, 2) \n\t" // L2
"movq %%mm3, (%0, %%"REG_a") \n\t" // L3
"movq (%0, %2, 4), %%mm0 \n\t" // L4
"movq (%0, %%"REG_d"), %%mm1 \n\t" // L5
"movq (%0, %%"REG_a", 2), %%mm2 \n\t" // L6
"movq (%0, %%"REG_c"), %%mm3 \n\t" // L7
"movq (%1, %2, 4), %%mm4 \n\t" // R4
"movq (%1, %%"REG_d"), %%mm5 \n\t" // R5
"movq (%1, %%"REG_a", 2), %%mm6 \n\t" // R6
"movq (%1, %%"REG_c"), %%mm7 \n\t" // R7
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
"movq %%mm0, (%1, %2, 4) \n\t" // R4
"movq %%mm1, (%1, %%"REG_d") \n\t" // R5
"movq %%mm2, (%1, %%"REG_a", 2) \n\t" // R6
"movq %%mm3, (%1, %%"REG_c") \n\t" // R7
"movq %%mm0, (%0, %2, 4) \n\t" // L4
"movq %%mm1, (%0, %%"REG_d") \n\t" // L5
"movq %%mm2, (%0, %%"REG_a", 2) \n\t" // L6
"movq %%mm3, (%0, %%"REG_c") \n\t" // L7
"jmp 4f \n\t"
"3: \n\t"
"lea (%%"REG_a", %2, 2), %%"REG_d" \n\t" // 5*stride
"lea (%%"REG_d", %2, 2), %%"REG_c" \n\t" // 7*stride
"movq (%0), %%mm0 \n\t" // L0
"movq (%0, %2), %%mm1 \n\t" // L1
"movq (%0, %2, 2), %%mm2 \n\t" // L2
"movq (%0, %%"REG_a"), %%mm3 \n\t" // L3
"movq (%1), %%mm4 \n\t" // R0
"movq (%1, %2), %%mm5 \n\t" // R1
"movq (%1, %2, 2), %%mm6 \n\t" // R2
"movq (%1, %%"REG_a"), %%mm7 \n\t" // R3
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
"movq %%mm0, (%1) \n\t" // R0
"movq %%mm1, (%1, %2) \n\t" // R1
"movq %%mm2, (%1, %2, 2) \n\t" // R2
"movq %%mm3, (%1, %%"REG_a") \n\t" // R3
"movq %%mm0, (%0) \n\t" // L0
"movq %%mm1, (%0, %2) \n\t" // L1
"movq %%mm2, (%0, %2, 2) \n\t" // L2
"movq %%mm3, (%0, %%"REG_a") \n\t" // L3
"movq (%0, %2, 4), %%mm0 \n\t" // L4
"movq (%0, %%"REG_d"), %%mm1 \n\t" // L5
"movq (%0, %%"REG_a", 2), %%mm2 \n\t" // L6
"movq (%0, %%"REG_c"), %%mm3 \n\t" // L7
"movq (%1, %2, 4), %%mm4 \n\t" // R4
"movq (%1, %%"REG_d"), %%mm5 \n\t" // R5
"movq (%1, %%"REG_a", 2), %%mm6 \n\t" // R6
"movq (%1, %%"REG_c"), %%mm7 \n\t" // R7
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
PAVGB(%%mm4, %%mm0)
PAVGB(%%mm5, %%mm1)
PAVGB(%%mm6, %%mm2)
PAVGB(%%mm7, %%mm3)
"movq %%mm0, (%1, %2, 4) \n\t" // R4
"movq %%mm1, (%1, %%"REG_d") \n\t" // R5
"movq %%mm2, (%1, %%"REG_a", 2) \n\t" // R6
"movq %%mm3, (%1, %%"REG_c") \n\t" // R7
"movq %%mm0, (%0, %2, 4) \n\t" // L4
"movq %%mm1, (%0, %%"REG_d") \n\t" // L5
"movq %%mm2, (%0, %%"REG_a", 2) \n\t" // L6
"movq %%mm3, (%0, %%"REG_c") \n\t" // L7
"4: \n\t"
:: "r" (src), "r" (tempBlurred), "r"((x86_reg)stride), "m" (tempBlurredPast)
: "%"REG_a, "%"REG_d, "%"REG_c, "memory"
);
#else //HAVE_MMX2 || HAVE_AMD3DNOW
{
int y;
int d=0;
// int sysd=0;
int i;
for(y=0; y<8; y++){
int x;
for(x=0; x<8; x++){
int ref= tempBlurred[ x + y*stride ];
int cur= src[ x + y*stride ];
int d1=ref - cur;
// if(x==0 || x==7) d1+= d1>>1;
// if(y==0 || y==7) d1+= d1>>1;
// d+= FFABS(d1);
d+= d1*d1;
// sysd+= d1;
}
}
i=d;
d= (
4*d
+(*(tempBlurredPast-256))
+(*(tempBlurredPast-1))+ (*(tempBlurredPast+1))
+(*(tempBlurredPast+256))
+4)>>3;
*tempBlurredPast=i;
// ((*tempBlurredPast)*3 + d + 2)>>2;
/*
Switch between
1 0 0 0 0 0 0 (0)
64 32 16 8 4 2 1 (1)
64 48 36 27 20 15 11 (33) (approx)
64 56 49 43 37 33 29 (200) (approx)
*/
if(d > maxNoise[1]){
if(d < maxNoise[2]){
for(y=0; y<8; y++){
int x;
for(x=0; x<8; x++){
int ref= tempBlurred[ x + y*stride ];
int cur= src[ x + y*stride ];
tempBlurred[ x + y*stride ]=
src[ x + y*stride ]=
(ref + cur + 1)>>1;
}
}
}else{
for(y=0; y<8; y++){
int x;
for(x=0; x<8; x++){
tempBlurred[ x + y*stride ]= src[ x + y*stride ];
}
}
}
}else{
if(d < maxNoise[0]){
for(y=0; y<8; y++){
int x;
for(x=0; x<8; x++){
int ref= tempBlurred[ x + y*stride ];
int cur= src[ x + y*stride ];
tempBlurred[ x + y*stride ]=
src[ x + y*stride ]=
(ref*7 + cur + 4)>>3;
}
}
}else{
for(y=0; y<8; y++){
int x;
for(x=0; x<8; x++){
int ref= tempBlurred[ x + y*stride ];
int cur= src[ x + y*stride ];
tempBlurred[ x + y*stride ]=
src[ x + y*stride ]=
(ref*3 + cur + 2)>>2;
}
}
}
}
}
#endif //HAVE_MMX2 || HAVE_AMD3DNOW
}
#endif //HAVE_ALTIVEC
#if HAVE_MMX
/**
* accurate deblock filter
*/
static av_always_inline void RENAME(do_a_deblock)(uint8_t *src, int step, int stride, PPContext *c){
int64_t dc_mask, eq_mask, both_masks;
int64_t sums[10*8*2];
src+= step*3; // src points to begin of the 8x8 Block
//START_TIMER
__asm__ volatile(
"movq %0, %%mm7 \n\t"
"movq %1, %%mm6 \n\t"
: : "m" (c->mmxDcOffset[c->nonBQP]), "m" (c->mmxDcThreshold[c->nonBQP])
);
__asm__ volatile(
"lea (%2, %3), %%"REG_a" \n\t"
// 0 1 2 3 4 5 6 7 8 9
// %1 eax eax+%2 eax+2%2 %1+4%2 ecx ecx+%2 ecx+2%2 %1+8%2 ecx+4%2
"movq (%2), %%mm0 \n\t"
"movq (%%"REG_a"), %%mm1 \n\t"
"movq %%mm1, %%mm3 \n\t"
"movq %%mm1, %%mm4 \n\t"
"psubb %%mm1, %%mm0 \n\t" // mm0 = differnece
"paddb %%mm7, %%mm0 \n\t"
"pcmpgtb %%mm6, %%mm0 \n\t"
"movq (%%"REG_a",%3), %%mm2 \n\t"
PMAXUB(%%mm2, %%mm4)
PMINUB(%%mm2, %%mm3, %%mm5)
"psubb %%mm2, %%mm1 \n\t"
"paddb %%mm7, %%mm1 \n\t"
"pcmpgtb %%mm6, %%mm1 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq (%%"REG_a", %3, 2), %%mm1 \n\t"
PMAXUB(%%mm1, %%mm4)
PMINUB(%%mm1, %%mm3, %%mm5)
"psubb %%mm1, %%mm2 \n\t"
"paddb %%mm7, %%mm2 \n\t"
"pcmpgtb %%mm6, %%mm2 \n\t"
"paddb %%mm2, %%mm0 \n\t"
"lea (%%"REG_a", %3, 4), %%"REG_a" \n\t"
"movq (%2, %3, 4), %%mm2 \n\t"
PMAXUB(%%mm2, %%mm4)
PMINUB(%%mm2, %%mm3, %%mm5)
"psubb %%mm2, %%mm1 \n\t"
"paddb %%mm7, %%mm1 \n\t"
"pcmpgtb %%mm6, %%mm1 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq (%%"REG_a"), %%mm1 \n\t"
PMAXUB(%%mm1, %%mm4)
PMINUB(%%mm1, %%mm3, %%mm5)
"psubb %%mm1, %%mm2 \n\t"
"paddb %%mm7, %%mm2 \n\t"
"pcmpgtb %%mm6, %%mm2 \n\t"
"paddb %%mm2, %%mm0 \n\t"
"movq (%%"REG_a", %3), %%mm2 \n\t"
PMAXUB(%%mm2, %%mm4)
PMINUB(%%mm2, %%mm3, %%mm5)
"psubb %%mm2, %%mm1 \n\t"
"paddb %%mm7, %%mm1 \n\t"
"pcmpgtb %%mm6, %%mm1 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq (%%"REG_a", %3, 2), %%mm1 \n\t"
PMAXUB(%%mm1, %%mm4)
PMINUB(%%mm1, %%mm3, %%mm5)
"psubb %%mm1, %%mm2 \n\t"
"paddb %%mm7, %%mm2 \n\t"
"pcmpgtb %%mm6, %%mm2 \n\t"
"paddb %%mm2, %%mm0 \n\t"
"movq (%2, %3, 8), %%mm2 \n\t"
PMAXUB(%%mm2, %%mm4)
PMINUB(%%mm2, %%mm3, %%mm5)
"psubb %%mm2, %%mm1 \n\t"
"paddb %%mm7, %%mm1 \n\t"
"pcmpgtb %%mm6, %%mm1 \n\t"
"paddb %%mm1, %%mm0 \n\t"
"movq (%%"REG_a", %3, 4), %%mm1 \n\t"
"psubb %%mm1, %%mm2 \n\t"
"paddb %%mm7, %%mm2 \n\t"
"pcmpgtb %%mm6, %%mm2 \n\t"
"paddb %%mm2, %%mm0 \n\t"
"psubusb %%mm3, %%mm4 \n\t"
"pxor %%mm6, %%mm6 \n\t"
"movq %4, %%mm7 \n\t" // QP,..., QP
"paddusb %%mm7, %%mm7 \n\t" // 2QP ... 2QP
"psubusb %%mm4, %%mm7 \n\t" // Diff >=2QP -> 0
"pcmpeqb %%mm6, %%mm7 \n\t" // Diff < 2QP -> 0
"pcmpeqb %%mm6, %%mm7 \n\t" // Diff < 2QP -> 0
"movq %%mm7, %1 \n\t"
"movq %5, %%mm7 \n\t"
"punpcklbw %%mm7, %%mm7 \n\t"
"punpcklbw %%mm7, %%mm7 \n\t"
"punpcklbw %%mm7, %%mm7 \n\t"
"psubb %%mm0, %%mm6 \n\t"
"pcmpgtb %%mm7, %%mm6 \n\t"
"movq %%mm6, %0 \n\t"
: "=m" (eq_mask), "=m" (dc_mask)
: "r" (src), "r" ((x86_reg)step), "m" (c->pQPb), "m"(c->ppMode.flatnessThreshold)
: "%"REG_a
);
both_masks = dc_mask & eq_mask;
if(both_masks){
x86_reg offset= -8*step;
int64_t *temp_sums= sums;
__asm__ volatile(
"movq %2, %%mm0 \n\t" // QP,..., QP
"pxor %%mm4, %%mm4 \n\t"
"movq (%0), %%mm6 \n\t"
"movq (%0, %1), %%mm5 \n\t"
"movq %%mm5, %%mm1 \n\t"
"movq %%mm6, %%mm2 \n\t"
"psubusb %%mm6, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"por %%mm5, %%mm2 \n\t" // ABS Diff of lines
"psubusb %%mm2, %%mm0 \n\t" // diff >= QP -> 0
"pcmpeqb %%mm4, %%mm0 \n\t" // diff >= QP -> FF
"pxor %%mm6, %%mm1 \n\t"
"pand %%mm0, %%mm1 \n\t"
"pxor %%mm1, %%mm6 \n\t"
// 0:QP 6:First
"movq (%0, %1, 8), %%mm5 \n\t"
"add %1, %0 \n\t" // %0 points to line 1 not 0
"movq (%0, %1, 8), %%mm7 \n\t"
"movq %%mm5, %%mm1 \n\t"
"movq %%mm7, %%mm2 \n\t"
"psubusb %%mm7, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"por %%mm5, %%mm2 \n\t" // ABS Diff of lines
"movq %2, %%mm0 \n\t" // QP,..., QP
"psubusb %%mm2, %%mm0 \n\t" // diff >= QP -> 0
"pcmpeqb %%mm4, %%mm0 \n\t" // diff >= QP -> FF
"pxor %%mm7, %%mm1 \n\t"
"pand %%mm0, %%mm1 \n\t"
"pxor %%mm1, %%mm7 \n\t"
"movq %%mm6, %%mm5 \n\t"
"punpckhbw %%mm4, %%mm6 \n\t"
"punpcklbw %%mm4, %%mm5 \n\t"
// 4:0 5/6:First 7:Last
"movq %%mm5, %%mm0 \n\t"
"movq %%mm6, %%mm1 \n\t"
"psllw $2, %%mm0 \n\t"
"psllw $2, %%mm1 \n\t"
"paddw "MANGLE(w04)", %%mm0 \n\t"
"paddw "MANGLE(w04)", %%mm1 \n\t"
#define NEXT\
"movq (%0), %%mm2 \n\t"\
"movq (%0), %%mm3 \n\t"\
"add %1, %0 \n\t"\
"punpcklbw %%mm4, %%mm2 \n\t"\
"punpckhbw %%mm4, %%mm3 \n\t"\
"paddw %%mm2, %%mm0 \n\t"\
"paddw %%mm3, %%mm1 \n\t"
#define PREV\
"movq (%0), %%mm2 \n\t"\
"movq (%0), %%mm3 \n\t"\
"add %1, %0 \n\t"\
"punpcklbw %%mm4, %%mm2 \n\t"\
"punpckhbw %%mm4, %%mm3 \n\t"\
"psubw %%mm2, %%mm0 \n\t"\
"psubw %%mm3, %%mm1 \n\t"
NEXT //0
NEXT //1
NEXT //2
"movq %%mm0, (%3) \n\t"
"movq %%mm1, 8(%3) \n\t"
NEXT //3
"psubw %%mm5, %%mm0 \n\t"
"psubw %%mm6, %%mm1 \n\t"
"movq %%mm0, 16(%3) \n\t"
"movq %%mm1, 24(%3) \n\t"
NEXT //4
"psubw %%mm5, %%mm0 \n\t"
"psubw %%mm6, %%mm1 \n\t"
"movq %%mm0, 32(%3) \n\t"
"movq %%mm1, 40(%3) \n\t"
NEXT //5
"psubw %%mm5, %%mm0 \n\t"
"psubw %%mm6, %%mm1 \n\t"
"movq %%mm0, 48(%3) \n\t"
"movq %%mm1, 56(%3) \n\t"
NEXT //6
"psubw %%mm5, %%mm0 \n\t"
"psubw %%mm6, %%mm1 \n\t"
"movq %%mm0, 64(%3) \n\t"
"movq %%mm1, 72(%3) \n\t"
"movq %%mm7, %%mm6 \n\t"
"punpckhbw %%mm4, %%mm7 \n\t"
"punpcklbw %%mm4, %%mm6 \n\t"
NEXT //7
"mov %4, %0 \n\t"
"add %1, %0 \n\t"
PREV //0
"movq %%mm0, 80(%3) \n\t"
"movq %%mm1, 88(%3) \n\t"
PREV //1
"paddw %%mm6, %%mm0 \n\t"
"paddw %%mm7, %%mm1 \n\t"
"movq %%mm0, 96(%3) \n\t"
"movq %%mm1, 104(%3) \n\t"
PREV //2
"paddw %%mm6, %%mm0 \n\t"
"paddw %%mm7, %%mm1 \n\t"
"movq %%mm0, 112(%3) \n\t"
"movq %%mm1, 120(%3) \n\t"
PREV //3
"paddw %%mm6, %%mm0 \n\t"
"paddw %%mm7, %%mm1 \n\t"
"movq %%mm0, 128(%3) \n\t"
"movq %%mm1, 136(%3) \n\t"
PREV //4
"paddw %%mm6, %%mm0 \n\t"
"paddw %%mm7, %%mm1 \n\t"
"movq %%mm0, 144(%3) \n\t"
"movq %%mm1, 152(%3) \n\t"
"mov %4, %0 \n\t" //FIXME
: "+&r"(src)
: "r" ((x86_reg)step), "m" (c->pQPb), "r"(sums), "g"(src)
);