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h264 chroma mc ssse3

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width8: 180->92, width4: 78->63 cycles (core2)

Originally committed as revision 12661 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Loren Merritt 2008-04-01 04:51:28 +00:00
parent 4e0af031f1
commit ce53144bac
5 changed files with 251 additions and 2 deletions
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3
libavcodec/i386/dsputil_h264_template_mmx.c
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@ -27,7 +27,6 @@
*/
static void H264_CHROMA_MC8_TMPL(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y, int rnd)
{
DECLARE_ALIGNED_8(static const uint64_t, ff_pw_28) = 0x001C001C001C001CULL;
const uint64_t *rnd_reg;
DECLARE_ALIGNED_8(uint64_t, AA);
DECLARE_ALIGNED_8(uint64_t, DD);
@ -98,7 +97,7 @@ static void H264_CHROMA_MC8_TMPL(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*
}
/* general case, bilinear */
rnd_reg = rnd ? &ff_pw_32.a : &ff_pw_28;
rnd_reg = rnd ? &ff_pw_32.a : &ff_pw_28.a;
asm volatile("movd %2, %%mm4\n\t"
"movd %3, %%mm6\n\t"
"punpcklwd %%mm4, %%mm4\n\t"

207
libavcodec/i386/dsputil_h264_template_ssse3.c Normal file
View File

@ -0,0 +1,207 @@
/*
* Copyright (c) 2008 Loren Merritt
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* SSSE3 optimized version of (put|avg)_h264_chroma_mc8.
* H264_CHROMA_MC8_TMPL must be defined to the desired function name
* H264_CHROMA_MC8_MV0 must be defined to a (put|avg)_pixels8 function
* AVG_OP must be defined to empty for put and the identify for avg
*/
static void H264_CHROMA_MC8_TMPL(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y, int rnd)
{
if(y==0 && x==0) {
/* no filter needed */
H264_CHROMA_MC8_MV0(dst, src, stride, h);
return;
}
assert(x<8 && y<8 && x>=0 && y>=0);
if(y==0 || x==0)
{
/* 1 dimensional filter only */
asm volatile(
"movd %0, %%xmm7 \n\t"
"movq %1, %%xmm6 \n\t"
"pshuflw $0, %%xmm7, %%xmm7 \n\t"
"movlhps %%xmm6, %%xmm6 \n\t"
"movlhps %%xmm7, %%xmm7 \n\t"
:: "r"(255*(x+y)+8), "m"(rnd?ff_pw_4:ff_pw_3));
if(x) {
asm volatile(
"1: \n\t"
"movq (%1), %%xmm0 \n\t"
"movq 1(%1), %%xmm1 \n\t"
"movq (%1,%3), %%xmm2 \n\t"
"movq 1(%1,%3), %%xmm3 \n\t"
"punpcklbw %%xmm1, %%xmm0 \n\t"
"punpcklbw %%xmm3, %%xmm2 \n\t"
"pmaddubsw %%xmm7, %%xmm0 \n\t"
"pmaddubsw %%xmm7, %%xmm2 \n\t"
AVG_OP("movq (%0), %%xmm4 \n\t")
AVG_OP("movhps (%0,%3), %%xmm4 \n\t")
"paddw %%xmm6, %%xmm0 \n\t"
"paddw %%xmm6, %%xmm2 \n\t"
"psrlw $3, %%xmm0 \n\t"
"psrlw $3, %%xmm2 \n\t"
"packuswb %%xmm2, %%xmm0 \n\t"
AVG_OP("pavgb %%xmm4, %%xmm0 \n\t")
"movq %%xmm0, (%0) \n\t"
"movhps %%xmm0, (%0,%3) \n\t"
"sub $2, %2 \n\t"
"lea (%1,%3,2), %1 \n\t"
"lea (%0,%3,2), %0 \n\t"
"jg 1b \n\t"
:"+r"(dst), "+r"(src), "+r"(h)
:"r"((long)stride)
);
} else {
asm volatile(
"1: \n\t"
"movq (%1), %%xmm0 \n\t"
"movq (%1,%3), %%xmm1 \n\t"
"movdqa %%xmm1, %%xmm2 \n\t"
"movq (%1,%3,2), %%xmm3 \n\t"
"punpcklbw %%xmm1, %%xmm0 \n\t"
"punpcklbw %%xmm3, %%xmm2 \n\t"
"pmaddubsw %%xmm7, %%xmm0 \n\t"
"pmaddubsw %%xmm7, %%xmm2 \n\t"
AVG_OP("movq (%0), %%xmm4 \n\t")
AVG_OP("movhps (%0,%3), %%xmm4 \n\t")
"paddw %%xmm6, %%xmm0 \n\t"
"paddw %%xmm6, %%xmm2 \n\t"
"psrlw $3, %%xmm0 \n\t"
"psrlw $3, %%xmm2 \n\t"
"packuswb %%xmm2, %%xmm0 \n\t"
AVG_OP("pavgb %%xmm4, %%xmm0 \n\t")
"movq %%xmm0, (%0) \n\t"
"movhps %%xmm0, (%0,%3) \n\t"
"sub $2, %2 \n\t"
"lea (%1,%3,2), %1 \n\t"
"lea (%0,%3,2), %0 \n\t"
"jg 1b \n\t"
:"+r"(dst), "+r"(src), "+r"(h)
:"r"((long)stride)
);
}
return;
}
/* general case, bilinear */
asm volatile(
"movd %0, %%xmm7 \n\t"
"movd %1, %%xmm6 \n\t"
"movdqa %2, %%xmm5 \n\t"
"pshuflw $0, %%xmm7, %%xmm7 \n\t"
"pshuflw $0, %%xmm6, %%xmm6 \n\t"
"movlhps %%xmm7, %%xmm7 \n\t"
"movlhps %%xmm6, %%xmm6 \n\t"
:: "r"((x*255+8)*(8-y)), "r"((x*255+8)*y), "m"(rnd?ff_pw_32:ff_pw_28)
);
asm volatile(
"movq (%1), %%xmm0 \n\t"
"movq 1(%1), %%xmm1 \n\t"
"punpcklbw %%xmm1, %%xmm0 \n\t"
"add %3, %1 \n\t"
"1: \n\t"
"movq (%1), %%xmm1 \n\t"
"movq 1(%1), %%xmm2 \n\t"
"movq (%1,%3), %%xmm3 \n\t"
"movq 1(%1,%3), %%xmm4 \n\t"
"lea (%1,%3,2), %1 \n\t"
"punpcklbw %%xmm2, %%xmm1 \n\t"
"punpcklbw %%xmm4, %%xmm3 \n\t"
"movdqa %%xmm1, %%xmm2 \n\t"
"movdqa %%xmm3, %%xmm4 \n\t"
"pmaddubsw %%xmm7, %%xmm0 \n\t"
"pmaddubsw %%xmm6, %%xmm1 \n\t"
"pmaddubsw %%xmm7, %%xmm2 \n\t"
"pmaddubsw %%xmm6, %%xmm3 \n\t"
"paddw %%xmm5, %%xmm0 \n\t"
"paddw %%xmm5, %%xmm2 \n\t"
"paddw %%xmm0, %%xmm1 \n\t"
"paddw %%xmm2, %%xmm3 \n\t"
"movdqa %%xmm4, %%xmm0 \n\t"
"psrlw $6, %%xmm1 \n\t"
"psrlw $6, %%xmm3 \n\t"
AVG_OP("movq (%0), %%xmm2 \n\t")
AVG_OP("movhps (%0,%3), %%xmm2 \n\t")
"packuswb %%xmm3, %%xmm1 \n\t"
AVG_OP("pavgb %%xmm2, %%xmm1 \n\t")
"movq %%xmm1, (%0)\n\t"
"movhps %%xmm1, (%0,%3)\n\t"
"sub $2, %2 \n\t"
"lea (%0,%3,2), %0 \n\t"
"jg 1b \n\t"
:"+r"(dst), "+r"(src), "+r"(h)
:"r"((long)stride)
);
}
static void H264_CHROMA_MC4_TMPL(uint8_t *dst/*align 4*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y)
{
asm volatile(
"movd %0, %%mm7 \n\t"
"movd %1, %%mm6 \n\t"
"movq %2, %%mm5 \n\t"
"pshufw $0, %%mm7, %%mm7 \n\t"
"pshufw $0, %%mm6, %%mm6 \n\t"
:: "r"((x*255+8)*(8-y)), "r"((x*255+8)*y), "m"(ff_pw_32)
);
asm volatile(
"movd (%1), %%mm0 \n\t"
"punpcklbw 1(%1), %%mm0 \n\t"
"add %3, %1 \n\t"
"1: \n\t"
"movd (%1), %%mm1 \n\t"
"movd (%1,%3), %%mm3 \n\t"
"punpcklbw 1(%1), %%mm1 \n\t"
"punpcklbw 1(%1,%3), %%mm3 \n\t"
"lea (%1,%3,2), %1 \n\t"
"movq %%mm1, %%mm2 \n\t"
"movq %%mm3, %%mm4 \n\t"
"pmaddubsw %%mm7, %%mm0 \n\t"
"pmaddubsw %%mm6, %%mm1 \n\t"
"pmaddubsw %%mm7, %%mm2 \n\t"
"pmaddubsw %%mm6, %%mm3 \n\t"
"paddw %%mm5, %%mm0 \n\t"
"paddw %%mm5, %%mm2 \n\t"
"paddw %%mm0, %%mm1 \n\t"
"paddw %%mm2, %%mm3 \n\t"
"movq %%mm4, %%mm0 \n\t"
"psrlw $6, %%mm1 \n\t"
"psrlw $6, %%mm3 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
"packuswb %%mm3, %%mm3 \n\t"
AVG_OP("pavgb (%0), %%mm1 \n\t")
AVG_OP("pavgb (%0,%3), %%mm3 \n\t")
"movd %%mm1, (%0)\n\t"
"movd %%mm3, (%0,%3)\n\t"
"sub $2, %2 \n\t"
"lea (%0,%3,2), %0 \n\t"
"jg 1b \n\t"
:"+r"(dst), "+r"(src), "+r"(h)
:"r"((long)stride)
);
}

6
libavcodec/i386/dsputil_mmx.c
View File

@ -54,6 +54,7 @@ DECLARE_ALIGNED_8 (const uint64_t, ff_pw_8 ) = 0x0008000800080008ULL;
DECLARE_ALIGNED_8 (const uint64_t, ff_pw_15 ) = 0x000F000F000F000FULL;
DECLARE_ALIGNED_16(const xmm_t, ff_pw_16 ) = {0x0010001000100010ULL, 0x0010001000100010ULL};
DECLARE_ALIGNED_8 (const uint64_t, ff_pw_20 ) = 0x0014001400140014ULL;
DECLARE_ALIGNED_16(const xmm_t, ff_pw_28 ) = {0x001C001C001C001CULL, 0x001C001C001C001CULL};
DECLARE_ALIGNED_16(const xmm_t, ff_pw_32 ) = {0x0020002000200020ULL, 0x0020002000200020ULL};
DECLARE_ALIGNED_8 (const uint64_t, ff_pw_42 ) = 0x002A002A002A002AULL;
DECLARE_ALIGNED_8 (const uint64_t, ff_pw_64 ) = 0x0040004000400040ULL;
@ -2376,6 +2377,11 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
H264_QPEL_FUNCS(3, 1, ssse3);
H264_QPEL_FUNCS(3, 2, ssse3);
H264_QPEL_FUNCS(3, 3, ssse3);
c->put_no_rnd_h264_chroma_pixels_tab[0]= put_h264_chroma_mc8_ssse3_nornd;
c->put_h264_chroma_pixels_tab[0]= put_h264_chroma_mc8_ssse3_rnd;
c->avg_h264_chroma_pixels_tab[0]= avg_h264_chroma_mc8_ssse3_rnd;
c->put_h264_chroma_pixels_tab[1]= put_h264_chroma_mc4_ssse3;
c->avg_h264_chroma_pixels_tab[1]= avg_h264_chroma_mc4_ssse3;
c->add_png_paeth_prediction= add_png_paeth_prediction_ssse3;
}
#endif

1
libavcodec/i386/dsputil_mmx.h
View File

@ -39,6 +39,7 @@ extern const uint64_t ff_pw_8;
extern const uint64_t ff_pw_15;
extern const xmm_t ff_pw_16;
extern const uint64_t ff_pw_20;
extern const xmm_t ff_pw_28;
extern const xmm_t ff_pw_32;
extern const uint64_t ff_pw_42;
extern const uint64_t ff_pw_64;

36
libavcodec/i386/h264dsp_mmx.c
View File

@ -1968,6 +1968,42 @@ static void avg_h264_chroma_mc8_3dnow_rnd(uint8_t *dst/*align 8*/, uint8_t *src/
#undef H264_CHROMA_MC4_TMPL
#undef H264_CHROMA_MC8_MV0
#ifdef HAVE_SSSE3
#define AVG_OP(X)
#undef H264_CHROMA_MC8_TMPL
#undef H264_CHROMA_MC4_TMPL
#define H264_CHROMA_MC8_TMPL put_h264_chroma_mc8_ssse3
#define H264_CHROMA_MC4_TMPL put_h264_chroma_mc4_ssse3
#define H264_CHROMA_MC8_MV0 put_pixels8_mmx
#include "dsputil_h264_template_ssse3.c"
static void put_h264_chroma_mc8_ssse3_rnd(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y)
{
put_h264_chroma_mc8_ssse3(dst, src, stride, h, x, y, 1);
}
static void put_h264_chroma_mc8_ssse3_nornd(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y)
{
put_h264_chroma_mc8_ssse3(dst, src, stride, h, x, y, 0);
}
#undef AVG_OP
#undef H264_CHROMA_MC8_TMPL
#undef H264_CHROMA_MC4_TMPL
#undef H264_CHROMA_MC8_MV0
#define AVG_OP(X) X
#define H264_CHROMA_MC8_TMPL avg_h264_chroma_mc8_ssse3
#define H264_CHROMA_MC4_TMPL avg_h264_chroma_mc4_ssse3
#define H264_CHROMA_MC8_MV0 avg_pixels8_mmx2
#include "dsputil_h264_template_ssse3.c"
static void avg_h264_chroma_mc8_ssse3_rnd(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y)
{
avg_h264_chroma_mc8_ssse3(dst, src, stride, h, x, y, 1);
}
#undef AVG_OP
#undef H264_CHROMA_MC8_TMPL
#undef H264_CHROMA_MC4_TMPL
#undef H264_CHROMA_MC8_MV0
#endif
/***********************************/
/* weighted prediction */