ffmpeg/libavcodec/x86/h264dsp_mmx.c
Ronald S. Bultje 2c166c3af1 Port latest x264 deblock asm (before they moved to using NV12 as internal
format), LGPL'ed with permission from Jason and Loren. This includes mmx2
code, so remove inline asm from h264dsp_mmx.c accordingly.

Originally committed as revision 25031 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-09-03 16:52:46 +00:00

839 lines
31 KiB
C

/*
* Copyright (c) 2004-2005 Michael Niedermayer, 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
*/
#include "libavutil/x86_cpu.h"
#include "libavcodec/h264dsp.h"
#include "dsputil_mmx.h"
DECLARE_ALIGNED(8, static const uint64_t, ff_pb_3_1 ) = 0x0103010301030103ULL;
DECLARE_ALIGNED(8, static const uint64_t, ff_pb_7_3 ) = 0x0307030703070307ULL;
/***********************************/
/* IDCT */
#define SUMSUB_BADC( a, b, c, d ) \
"paddw "#b", "#a" \n\t"\
"paddw "#d", "#c" \n\t"\
"paddw "#b", "#b" \n\t"\
"paddw "#d", "#d" \n\t"\
"psubw "#a", "#b" \n\t"\
"psubw "#c", "#d" \n\t"
#define SUMSUBD2_AB( a, b, t ) \
"movq "#b", "#t" \n\t"\
"psraw $1 , "#b" \n\t"\
"paddw "#a", "#b" \n\t"\
"psraw $1 , "#a" \n\t"\
"psubw "#t", "#a" \n\t"
#define IDCT4_1D( s02, s13, d02, d13, t ) \
SUMSUB_BA ( s02, d02 )\
SUMSUBD2_AB( s13, d13, t )\
SUMSUB_BADC( d13, s02, s13, d02 )
#define STORE_DIFF_4P( p, t, z ) \
"psraw $6, "#p" \n\t"\
"movd (%0), "#t" \n\t"\
"punpcklbw "#z", "#t" \n\t"\
"paddsw "#t", "#p" \n\t"\
"packuswb "#z", "#p" \n\t"\
"movd "#p", (%0) \n\t"
static void ff_h264_idct_add_mmx(uint8_t *dst, int16_t *block, int stride)
{
/* Load dct coeffs */
__asm__ volatile(
"movq (%0), %%mm0 \n\t"
"movq 8(%0), %%mm1 \n\t"
"movq 16(%0), %%mm2 \n\t"
"movq 24(%0), %%mm3 \n\t"
:: "r"(block) );
__asm__ volatile(
/* mm1=s02+s13 mm2=s02-s13 mm4=d02+d13 mm0=d02-d13 */
IDCT4_1D( %%mm2, %%mm1, %%mm0, %%mm3, %%mm4 )
"movq %0, %%mm6 \n\t"
/* in: 1,4,0,2 out: 1,2,3,0 */
TRANSPOSE4( %%mm3, %%mm1, %%mm0, %%mm2, %%mm4 )
"paddw %%mm6, %%mm3 \n\t"
/* mm2=s02+s13 mm3=s02-s13 mm4=d02+d13 mm1=d02-d13 */
IDCT4_1D( %%mm4, %%mm2, %%mm3, %%mm0, %%mm1 )
"pxor %%mm7, %%mm7 \n\t"
:: "m"(ff_pw_32));
__asm__ volatile(
STORE_DIFF_4P( %%mm0, %%mm1, %%mm7)
"add %1, %0 \n\t"
STORE_DIFF_4P( %%mm2, %%mm1, %%mm7)
"add %1, %0 \n\t"
STORE_DIFF_4P( %%mm3, %%mm1, %%mm7)
"add %1, %0 \n\t"
STORE_DIFF_4P( %%mm4, %%mm1, %%mm7)
: "+r"(dst)
: "r" ((x86_reg)stride)
);
}
static inline void h264_idct8_1d(int16_t *block)
{
__asm__ volatile(
"movq 112(%0), %%mm7 \n\t"
"movq 80(%0), %%mm0 \n\t"
"movq 48(%0), %%mm3 \n\t"
"movq 16(%0), %%mm5 \n\t"
"movq %%mm0, %%mm4 \n\t"
"movq %%mm5, %%mm1 \n\t"
"psraw $1, %%mm4 \n\t"
"psraw $1, %%mm1 \n\t"
"paddw %%mm0, %%mm4 \n\t"
"paddw %%mm5, %%mm1 \n\t"
"paddw %%mm7, %%mm4 \n\t"
"paddw %%mm0, %%mm1 \n\t"
"psubw %%mm5, %%mm4 \n\t"
"paddw %%mm3, %%mm1 \n\t"
"psubw %%mm3, %%mm5 \n\t"
"psubw %%mm3, %%mm0 \n\t"
"paddw %%mm7, %%mm5 \n\t"
"psubw %%mm7, %%mm0 \n\t"
"psraw $1, %%mm3 \n\t"
"psraw $1, %%mm7 \n\t"
"psubw %%mm3, %%mm5 \n\t"
"psubw %%mm7, %%mm0 \n\t"
"movq %%mm4, %%mm3 \n\t"
"movq %%mm1, %%mm7 \n\t"
"psraw $2, %%mm1 \n\t"
"psraw $2, %%mm3 \n\t"
"paddw %%mm5, %%mm3 \n\t"
"psraw $2, %%mm5 \n\t"
"paddw %%mm0, %%mm1 \n\t"
"psraw $2, %%mm0 \n\t"
"psubw %%mm4, %%mm5 \n\t"
"psubw %%mm0, %%mm7 \n\t"
"movq 32(%0), %%mm2 \n\t"
"movq 96(%0), %%mm6 \n\t"
"movq %%mm2, %%mm4 \n\t"
"movq %%mm6, %%mm0 \n\t"
"psraw $1, %%mm4 \n\t"
"psraw $1, %%mm6 \n\t"
"psubw %%mm0, %%mm4 \n\t"
"paddw %%mm2, %%mm6 \n\t"
"movq (%0), %%mm2 \n\t"
"movq 64(%0), %%mm0 \n\t"
SUMSUB_BA( %%mm0, %%mm2 )
SUMSUB_BA( %%mm6, %%mm0 )
SUMSUB_BA( %%mm4, %%mm2 )
SUMSUB_BA( %%mm7, %%mm6 )
SUMSUB_BA( %%mm5, %%mm4 )
SUMSUB_BA( %%mm3, %%mm2 )
SUMSUB_BA( %%mm1, %%mm0 )
:: "r"(block)
);
}
static void ff_h264_idct8_add_mmx(uint8_t *dst, int16_t *block, int stride)
{
int i;
DECLARE_ALIGNED(8, int16_t, b2)[64];
block[0] += 32;
for(i=0; i<2; i++){
DECLARE_ALIGNED(8, uint64_t, tmp);
h264_idct8_1d(block+4*i);
__asm__ volatile(
"movq %%mm7, %0 \n\t"
TRANSPOSE4( %%mm0, %%mm2, %%mm4, %%mm6, %%mm7 )
"movq %%mm0, 8(%1) \n\t"
"movq %%mm6, 24(%1) \n\t"
"movq %%mm7, 40(%1) \n\t"
"movq %%mm4, 56(%1) \n\t"
"movq %0, %%mm7 \n\t"
TRANSPOSE4( %%mm7, %%mm5, %%mm3, %%mm1, %%mm0 )
"movq %%mm7, (%1) \n\t"
"movq %%mm1, 16(%1) \n\t"
"movq %%mm0, 32(%1) \n\t"
"movq %%mm3, 48(%1) \n\t"
: "=m"(tmp)
: "r"(b2+32*i)
: "memory"
);
}
for(i=0; i<2; i++){
h264_idct8_1d(b2+4*i);
__asm__ volatile(
"psraw $6, %%mm7 \n\t"
"psraw $6, %%mm6 \n\t"
"psraw $6, %%mm5 \n\t"
"psraw $6, %%mm4 \n\t"
"psraw $6, %%mm3 \n\t"
"psraw $6, %%mm2 \n\t"
"psraw $6, %%mm1 \n\t"
"psraw $6, %%mm0 \n\t"
"movq %%mm7, (%0) \n\t"
"movq %%mm5, 16(%0) \n\t"
"movq %%mm3, 32(%0) \n\t"
"movq %%mm1, 48(%0) \n\t"
"movq %%mm0, 64(%0) \n\t"
"movq %%mm2, 80(%0) \n\t"
"movq %%mm4, 96(%0) \n\t"
"movq %%mm6, 112(%0) \n\t"
:: "r"(b2+4*i)
: "memory"
);
}
ff_add_pixels_clamped_mmx(b2, dst, stride);
}
#define STORE_DIFF_8P( p, d, t, z )\
"movq "#d", "#t" \n"\
"psraw $6, "#p" \n"\
"punpcklbw "#z", "#t" \n"\
"paddsw "#t", "#p" \n"\
"packuswb "#p", "#p" \n"\
"movq "#p", "#d" \n"
#define H264_IDCT8_1D_SSE2(a,b,c,d,e,f,g,h)\
"movdqa "#c", "#a" \n"\
"movdqa "#g", "#e" \n"\
"psraw $1, "#c" \n"\
"psraw $1, "#g" \n"\
"psubw "#e", "#c" \n"\
"paddw "#a", "#g" \n"\
"movdqa "#b", "#e" \n"\
"psraw $1, "#e" \n"\
"paddw "#b", "#e" \n"\
"paddw "#d", "#e" \n"\
"paddw "#f", "#e" \n"\
"movdqa "#f", "#a" \n"\
"psraw $1, "#a" \n"\
"paddw "#f", "#a" \n"\
"paddw "#h", "#a" \n"\
"psubw "#b", "#a" \n"\
"psubw "#d", "#b" \n"\
"psubw "#d", "#f" \n"\
"paddw "#h", "#b" \n"\
"psubw "#h", "#f" \n"\
"psraw $1, "#d" \n"\
"psraw $1, "#h" \n"\
"psubw "#d", "#b" \n"\
"psubw "#h", "#f" \n"\
"movdqa "#e", "#d" \n"\
"movdqa "#a", "#h" \n"\
"psraw $2, "#d" \n"\
"psraw $2, "#h" \n"\
"paddw "#f", "#d" \n"\
"paddw "#b", "#h" \n"\
"psraw $2, "#f" \n"\
"psraw $2, "#b" \n"\
"psubw "#f", "#e" \n"\
"psubw "#a", "#b" \n"\
"movdqa 0x00(%1), "#a" \n"\
"movdqa 0x40(%1), "#f" \n"\
SUMSUB_BA(f, a)\
SUMSUB_BA(g, f)\
SUMSUB_BA(c, a)\
SUMSUB_BA(e, g)\
SUMSUB_BA(b, c)\
SUMSUB_BA(h, a)\
SUMSUB_BA(d, f)
static void ff_h264_idct8_add_sse2(uint8_t *dst, int16_t *block, int stride)
{
__asm__ volatile(
"movdqa 0x10(%1), %%xmm1 \n"
"movdqa 0x20(%1), %%xmm2 \n"
"movdqa 0x30(%1), %%xmm3 \n"
"movdqa 0x50(%1), %%xmm5 \n"
"movdqa 0x60(%1), %%xmm6 \n"
"movdqa 0x70(%1), %%xmm7 \n"
H264_IDCT8_1D_SSE2(%%xmm0, %%xmm1, %%xmm2, %%xmm3, %%xmm4, %%xmm5, %%xmm6, %%xmm7)
TRANSPOSE8(%%xmm4, %%xmm1, %%xmm7, %%xmm3, %%xmm5, %%xmm0, %%xmm2, %%xmm6, (%1))
"paddw %4, %%xmm4 \n"
"movdqa %%xmm4, 0x00(%1) \n"
"movdqa %%xmm2, 0x40(%1) \n"
H264_IDCT8_1D_SSE2(%%xmm4, %%xmm0, %%xmm6, %%xmm3, %%xmm2, %%xmm5, %%xmm7, %%xmm1)
"movdqa %%xmm6, 0x60(%1) \n"
"movdqa %%xmm7, 0x70(%1) \n"
"pxor %%xmm7, %%xmm7 \n"
STORE_DIFF_8P(%%xmm2, (%0), %%xmm6, %%xmm7)
STORE_DIFF_8P(%%xmm0, (%0,%2), %%xmm6, %%xmm7)
STORE_DIFF_8P(%%xmm1, (%0,%2,2), %%xmm6, %%xmm7)
STORE_DIFF_8P(%%xmm3, (%0,%3), %%xmm6, %%xmm7)
"lea (%0,%2,4), %0 \n"
STORE_DIFF_8P(%%xmm5, (%0), %%xmm6, %%xmm7)
STORE_DIFF_8P(%%xmm4, (%0,%2), %%xmm6, %%xmm7)
"movdqa 0x60(%1), %%xmm0 \n"
"movdqa 0x70(%1), %%xmm1 \n"
STORE_DIFF_8P(%%xmm0, (%0,%2,2), %%xmm6, %%xmm7)
STORE_DIFF_8P(%%xmm1, (%0,%3), %%xmm6, %%xmm7)
:"+r"(dst)
:"r"(block), "r"((x86_reg)stride), "r"((x86_reg)3L*stride), "m"(ff_pw_32)
);
}
static void ff_h264_idct_dc_add_mmx2(uint8_t *dst, int16_t *block, int stride)
{
int dc = (block[0] + 32) >> 6;
__asm__ volatile(
"movd %0, %%mm0 \n\t"
"pshufw $0, %%mm0, %%mm0 \n\t"
"pxor %%mm1, %%mm1 \n\t"
"psubw %%mm0, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
::"r"(dc)
);
__asm__ volatile(
"movd %0, %%mm2 \n\t"
"movd %1, %%mm3 \n\t"
"movd %2, %%mm4 \n\t"
"movd %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movd %%mm2, %0 \n\t"
"movd %%mm3, %1 \n\t"
"movd %%mm4, %2 \n\t"
"movd %%mm5, %3 \n\t"
:"+m"(*(uint32_t*)(dst+0*stride)),
"+m"(*(uint32_t*)(dst+1*stride)),
"+m"(*(uint32_t*)(dst+2*stride)),
"+m"(*(uint32_t*)(dst+3*stride))
);
}
static void ff_h264_idct8_dc_add_mmx2(uint8_t *dst, int16_t *block, int stride)
{
int dc = (block[0] + 32) >> 6;
int y;
__asm__ volatile(
"movd %0, %%mm0 \n\t"
"pshufw $0, %%mm0, %%mm0 \n\t"
"pxor %%mm1, %%mm1 \n\t"
"psubw %%mm0, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
::"r"(dc)
);
for(y=2; y--; dst += 4*stride){
__asm__ volatile(
"movq %0, %%mm2 \n\t"
"movq %1, %%mm3 \n\t"
"movq %2, %%mm4 \n\t"
"movq %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movq %%mm2, %0 \n\t"
"movq %%mm3, %1 \n\t"
"movq %%mm4, %2 \n\t"
"movq %%mm5, %3 \n\t"
:"+m"(*(uint64_t*)(dst+0*stride)),
"+m"(*(uint64_t*)(dst+1*stride)),
"+m"(*(uint64_t*)(dst+2*stride)),
"+m"(*(uint64_t*)(dst+3*stride))
);
}
}
//FIXME this table is a duplicate from h264data.h, and will be removed once the tables from, h264 have been split
static const uint8_t scan8[16 + 2*4]={
4+1*8, 5+1*8, 4+2*8, 5+2*8,
6+1*8, 7+1*8, 6+2*8, 7+2*8,
4+3*8, 5+3*8, 4+4*8, 5+4*8,
6+3*8, 7+3*8, 6+4*8, 7+4*8,
1+1*8, 2+1*8,
1+2*8, 2+2*8,
1+4*8, 2+4*8,
1+5*8, 2+5*8,
};
static void ff_h264_idct_add16_mmx(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i++){
if(nnzc[ scan8[i] ])
ff_h264_idct_add_mmx(dst + block_offset[i], block + i*16, stride);
}
}
static void ff_h264_idct8_add4_mmx(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i+=4){
if(nnzc[ scan8[i] ])
ff_h264_idct8_add_mmx(dst + block_offset[i], block + i*16, stride);
}
}
static void ff_h264_idct_add16_mmx2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i++){
int nnz = nnzc[ scan8[i] ];
if(nnz){
if(nnz==1 && block[i*16]) ff_h264_idct_dc_add_mmx2(dst + block_offset[i], block + i*16, stride);
else ff_h264_idct_add_mmx (dst + block_offset[i], block + i*16, stride);
}
}
}
static void ff_h264_idct_add16intra_mmx(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i++){
if(nnzc[ scan8[i] ] || block[i*16])
ff_h264_idct_add_mmx(dst + block_offset[i], block + i*16, stride);
}
}
static void ff_h264_idct_add16intra_mmx2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i++){
if(nnzc[ scan8[i] ]) ff_h264_idct_add_mmx (dst + block_offset[i], block + i*16, stride);
else if(block[i*16]) ff_h264_idct_dc_add_mmx2(dst + block_offset[i], block + i*16, stride);
}
}
static void ff_h264_idct8_add4_mmx2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i+=4){
int nnz = nnzc[ scan8[i] ];
if(nnz){
if(nnz==1 && block[i*16]) ff_h264_idct8_dc_add_mmx2(dst + block_offset[i], block + i*16, stride);
else ff_h264_idct8_add_mmx (dst + block_offset[i], block + i*16, stride);
}
}
}
static void ff_h264_idct8_add4_sse2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i+=4){
int nnz = nnzc[ scan8[i] ];
if(nnz){
if(nnz==1 && block[i*16]) ff_h264_idct8_dc_add_mmx2(dst + block_offset[i], block + i*16, stride);
else ff_h264_idct8_add_sse2 (dst + block_offset[i], block + i*16, stride);
}
}
}
static void ff_h264_idct_add8_mmx(uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=16; i<16+8; i++){
if(nnzc[ scan8[i] ] || block[i*16])
ff_h264_idct_add_mmx (dest[(i&4)>>2] + block_offset[i], block + i*16, stride);
}
}
static void ff_h264_idct_add8_mmx2(uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=16; i<16+8; i++){
if(nnzc[ scan8[i] ])
ff_h264_idct_add_mmx (dest[(i&4)>>2] + block_offset[i], block + i*16, stride);
else if(block[i*16])
ff_h264_idct_dc_add_mmx2(dest[(i&4)>>2] + block_offset[i], block + i*16, stride);
}
}
#if CONFIG_GPL && HAVE_YASM
static void ff_h264_idct_dc_add8_mmx2(uint8_t *dst, int16_t *block, int stride)
{
__asm__ volatile(
"movd %0, %%mm0 \n\t" // 0 0 X D
"punpcklwd %1, %%mm0 \n\t" // x X d D
"paddsw %2, %%mm0 \n\t"
"psraw $6, %%mm0 \n\t"
"punpcklwd %%mm0, %%mm0 \n\t" // d d D D
"pxor %%mm1, %%mm1 \n\t" // 0 0 0 0
"psubw %%mm0, %%mm1 \n\t" // -d-d-D-D
"packuswb %%mm1, %%mm0 \n\t" // -d-d-D-D d d D D
"pshufw $0xFA, %%mm0, %%mm1 \n\t" // -d-d-d-d-D-D-D-D
"punpcklwd %%mm0, %%mm0 \n\t" // d d d d D D D D
::"m"(block[ 0]),
"m"(block[16]),
"m"(ff_pw_32)
);
__asm__ volatile(
"movq %0, %%mm2 \n\t"
"movq %1, %%mm3 \n\t"
"movq %2, %%mm4 \n\t"
"movq %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movq %%mm2, %0 \n\t"
"movq %%mm3, %1 \n\t"
"movq %%mm4, %2 \n\t"
"movq %%mm5, %3 \n\t"
:"+m"(*(uint64_t*)(dst+0*stride)),
"+m"(*(uint64_t*)(dst+1*stride)),
"+m"(*(uint64_t*)(dst+2*stride)),
"+m"(*(uint64_t*)(dst+3*stride))
);
}
extern void ff_x264_add8x4_idct_sse2(uint8_t *dst, int16_t *block, int stride);
static void ff_h264_idct_add16_sse2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i+=2)
if(nnzc[ scan8[i+0] ]|nnzc[ scan8[i+1] ])
ff_x264_add8x4_idct_sse2 (dst + block_offset[i], block + i*16, stride);
}
static void ff_h264_idct_add16intra_sse2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i+=2){
if(nnzc[ scan8[i+0] ]|nnzc[ scan8[i+1] ])
ff_x264_add8x4_idct_sse2 (dst + block_offset[i], block + i*16, stride);
else if(block[i*16]|block[i*16+16])
ff_h264_idct_dc_add8_mmx2(dst + block_offset[i], block + i*16, stride);
}
}
static void ff_h264_idct_add8_sse2(uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=16; i<16+8; i+=2){
if(nnzc[ scan8[i+0] ]|nnzc[ scan8[i+1] ])
ff_x264_add8x4_idct_sse2 (dest[(i&4)>>2] + block_offset[i], block + i*16, stride);
else if(block[i*16]|block[i*16+16])
ff_h264_idct_dc_add8_mmx2(dest[(i&4)>>2] + block_offset[i], block + i*16, stride);
}
}
#endif
/***********************************/
/* deblocking */
static void h264_loop_filter_strength_mmx2( int16_t bS[2][4][4], uint8_t nnz[40], int8_t ref[2][40], int16_t mv[2][40][2],
int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field ) {
int dir;
__asm__ volatile(
"movq %0, %%mm7 \n"
"movq %1, %%mm6 \n"
::"m"(ff_pb_1), "m"(ff_pb_3)
);
if(field)
__asm__ volatile(
"movq %0, %%mm6 \n"
::"m"(ff_pb_3_1)
);
__asm__ volatile(
"movq %%mm6, %%mm5 \n"
"paddb %%mm5, %%mm5 \n"
:);
// could do a special case for dir==0 && edges==1, but it only reduces the
// average filter time by 1.2%
for( dir=1; dir>=0; dir-- ) {
const x86_reg d_idx = dir ? -8 : -1;
const int mask_mv = dir ? mask_mv1 : mask_mv0;
DECLARE_ALIGNED(8, const uint64_t, mask_dir) = dir ? 0 : 0xffffffffffffffffULL;
int b_idx, edge;
for( b_idx=12, edge=0; edge<edges; edge+=step, b_idx+=8*step ) {
__asm__ volatile(
"pand %0, %%mm0 \n\t"
::"m"(mask_dir)
);
if(!(mask_mv & edge)) {
if(bidir) {
__asm__ volatile(
"movd (%1,%0), %%mm2 \n"
"punpckldq 40(%1,%0), %%mm2 \n" // { ref0[bn], ref1[bn] }
"pshufw $0x44, (%1), %%mm0 \n" // { ref0[b], ref0[b] }
"pshufw $0x44, 40(%1), %%mm1 \n" // { ref1[b], ref1[b] }
"pshufw $0x4E, %%mm2, %%mm3 \n"
"psubb %%mm2, %%mm0 \n" // { ref0[b]!=ref0[bn], ref0[b]!=ref1[bn] }
"psubb %%mm3, %%mm1 \n" // { ref1[b]!=ref1[bn], ref1[b]!=ref0[bn] }
"1: \n"
"por %%mm1, %%mm0 \n"
"movq (%2,%0,4), %%mm1 \n"
"movq 8(%2,%0,4), %%mm2 \n"
"movq %%mm1, %%mm3 \n"
"movq %%mm2, %%mm4 \n"
"psubw (%2), %%mm1 \n"
"psubw 8(%2), %%mm2 \n"
"psubw 160(%2), %%mm3 \n"
"psubw 168(%2), %%mm4 \n"
"packsswb %%mm2, %%mm1 \n"
"packsswb %%mm4, %%mm3 \n"
"paddb %%mm6, %%mm1 \n"
"paddb %%mm6, %%mm3 \n"
"psubusb %%mm5, %%mm1 \n" // abs(mv[b] - mv[bn]) >= limit
"psubusb %%mm5, %%mm3 \n"
"packsswb %%mm3, %%mm1 \n"
"add $40, %0 \n"
"cmp $40, %0 \n"
"jl 1b \n"
"sub $80, %0 \n"
"pshufw $0x4E, %%mm1, %%mm1 \n"
"por %%mm1, %%mm0 \n"
"pshufw $0x4E, %%mm0, %%mm1 \n"
"pminub %%mm1, %%mm0 \n"
::"r"(d_idx),
"r"(ref[0]+b_idx),
"r"(mv[0]+b_idx)
);
} else {
__asm__ volatile(
"movd (%1), %%mm0 \n"
"psubb (%1,%0), %%mm0 \n" // ref[b] != ref[bn]
"movq (%2), %%mm1 \n"
"movq 8(%2), %%mm2 \n"
"psubw (%2,%0,4), %%mm1 \n"
"psubw 8(%2,%0,4), %%mm2 \n"
"packsswb %%mm2, %%mm1 \n"
"paddb %%mm6, %%mm1 \n"
"psubusb %%mm5, %%mm1 \n" // abs(mv[b] - mv[bn]) >= limit
"packsswb %%mm1, %%mm1 \n"
"por %%mm1, %%mm0 \n"
::"r"(d_idx),
"r"(ref[0]+b_idx),
"r"(mv[0]+b_idx)
);
}
}
__asm__ volatile(
"movd %0, %%mm1 \n"
"por %1, %%mm1 \n" // nnz[b] || nnz[bn]
::"m"(nnz[b_idx]),
"m"(nnz[b_idx+d_idx])
);
__asm__ volatile(
"pminub %%mm7, %%mm1 \n"
"pminub %%mm7, %%mm0 \n"
"psllw $1, %%mm1 \n"
"pxor %%mm2, %%mm2 \n"
"pmaxub %%mm0, %%mm1 \n"
"punpcklbw %%mm2, %%mm1 \n"
"movq %%mm1, %0 \n"
:"=m"(*bS[dir][edge])
::"memory"
);
}
edges = 4;
step = 1;
}
__asm__ volatile(
"movq (%0), %%mm0 \n\t"
"movq 8(%0), %%mm1 \n\t"
"movq 16(%0), %%mm2 \n\t"
"movq 24(%0), %%mm3 \n\t"
TRANSPOSE4(%%mm0, %%mm1, %%mm2, %%mm3, %%mm4)
"movq %%mm0, (%0) \n\t"
"movq %%mm3, 8(%0) \n\t"
"movq %%mm4, 16(%0) \n\t"
"movq %%mm2, 24(%0) \n\t"
::"r"(bS[0])
:"memory"
);
}
#define LF_FUNC(DIR, TYPE, OPT) \
void ff_x264_deblock_ ## DIR ## _ ## TYPE ## _ ## OPT (uint8_t *pix, int stride, \
int alpha, int beta, int8_t *tc0);
#define LF_IFUNC(DIR, TYPE, OPT) \
void ff_x264_deblock_ ## DIR ## _ ## TYPE ## _ ## OPT (uint8_t *pix, int stride, \
int alpha, int beta);
LF_FUNC (h, chroma, mmxext)
LF_IFUNC(h, chroma_intra, mmxext)
LF_FUNC (v, chroma, mmxext)
LF_IFUNC(v, chroma_intra, mmxext)
LF_FUNC (h, luma, mmxext)
LF_IFUNC(h, luma_intra, mmxext)
#if HAVE_YASM && ARCH_X86_32
LF_FUNC (v8, luma, mmxext)
static void ff_x264_deblock_v_luma_mmxext(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
{
if((tc0[0] & tc0[1]) >= 0)
ff_x264_deblock_v8_luma_mmxext(pix+0, stride, alpha, beta, tc0);
if((tc0[2] & tc0[3]) >= 0)
ff_x264_deblock_v8_luma_mmxext(pix+8, stride, alpha, beta, tc0+2);
}
LF_IFUNC(v8, luma_intra, mmxext)
static void ff_x264_deblock_v_luma_intra_mmxext(uint8_t *pix, int stride, int alpha, int beta)
{
ff_x264_deblock_v8_luma_intra_mmxext(pix+0, stride, alpha, beta);
ff_x264_deblock_v8_luma_intra_mmxext(pix+8, stride, alpha, beta);
}
#endif
LF_FUNC (h, luma, sse2)
LF_IFUNC(h, luma_intra, sse2)
LF_FUNC (v, luma, sse2)
LF_IFUNC(v, luma_intra, sse2)
/***********************************/
/* weighted prediction */
#define H264_WEIGHT(W, H, OPT) \
void ff_h264_weight_ ## W ## x ## H ## _ ## OPT(uint8_t *dst, \
int stride, int log2_denom, int weight, int offset);
#define H264_BIWEIGHT(W, H, OPT) \
void ff_h264_biweight_ ## W ## x ## H ## _ ## OPT(uint8_t *dst, \
uint8_t *src, int stride, int log2_denom, int weightd, \
int weights, int offset);
#define H264_BIWEIGHT_MMX(W,H) \
H264_WEIGHT (W, H, mmx2) \
H264_BIWEIGHT(W, H, mmx2)
#define H264_BIWEIGHT_MMX_SSE(W,H) \
H264_BIWEIGHT_MMX(W, H) \
H264_WEIGHT (W, H, sse2) \
H264_BIWEIGHT (W, H, sse2) \
H264_BIWEIGHT (W, H, ssse3)
H264_BIWEIGHT_MMX_SSE(16, 16)
H264_BIWEIGHT_MMX_SSE(16, 8)
H264_BIWEIGHT_MMX_SSE( 8, 16)
H264_BIWEIGHT_MMX_SSE( 8, 8)
H264_BIWEIGHT_MMX_SSE( 8, 4)
H264_BIWEIGHT_MMX ( 4, 8)
H264_BIWEIGHT_MMX ( 4, 4)
H264_BIWEIGHT_MMX ( 4, 2)
void ff_h264dsp_init_x86(H264DSPContext *c)
{
int mm_flags = mm_support();
if (mm_flags & FF_MM_MMX) {
c->h264_idct_dc_add=
c->h264_idct_add= ff_h264_idct_add_mmx;
c->h264_idct8_dc_add=
c->h264_idct8_add= ff_h264_idct8_add_mmx;
c->h264_idct_add16 = ff_h264_idct_add16_mmx;
c->h264_idct8_add4 = ff_h264_idct8_add4_mmx;
c->h264_idct_add8 = ff_h264_idct_add8_mmx;
c->h264_idct_add16intra= ff_h264_idct_add16intra_mmx;
if (mm_flags & FF_MM_MMX2) {
c->h264_idct_dc_add= ff_h264_idct_dc_add_mmx2;
c->h264_idct8_dc_add= ff_h264_idct8_dc_add_mmx2;
c->h264_idct_add16 = ff_h264_idct_add16_mmx2;
c->h264_idct8_add4 = ff_h264_idct8_add4_mmx2;
c->h264_idct_add8 = ff_h264_idct_add8_mmx2;
c->h264_idct_add16intra= ff_h264_idct_add16intra_mmx2;
c->h264_loop_filter_strength= h264_loop_filter_strength_mmx2;
}
if(mm_flags & FF_MM_SSE2){
c->h264_idct8_add = ff_h264_idct8_add_sse2;
c->h264_idct8_add4= ff_h264_idct8_add4_sse2;
}
#if HAVE_YASM
if (mm_flags & FF_MM_MMX2){
c->h264_v_loop_filter_chroma= ff_x264_deblock_v_chroma_mmxext;
c->h264_h_loop_filter_chroma= ff_x264_deblock_h_chroma_mmxext;
c->h264_v_loop_filter_chroma_intra= ff_x264_deblock_v_chroma_intra_mmxext;
c->h264_h_loop_filter_chroma_intra= ff_x264_deblock_h_chroma_intra_mmxext;
#if ARCH_X86_32
c->h264_v_loop_filter_luma= ff_x264_deblock_v_luma_mmxext;
c->h264_h_loop_filter_luma= ff_x264_deblock_h_luma_mmxext;
c->h264_v_loop_filter_luma_intra = ff_x264_deblock_v_luma_intra_mmxext;
c->h264_h_loop_filter_luma_intra = ff_x264_deblock_h_luma_intra_mmxext;
#endif
c->weight_h264_pixels_tab[0]= ff_h264_weight_16x16_mmx2;
c->weight_h264_pixels_tab[1]= ff_h264_weight_16x8_mmx2;
c->weight_h264_pixels_tab[2]= ff_h264_weight_8x16_mmx2;
c->weight_h264_pixels_tab[3]= ff_h264_weight_8x8_mmx2;
c->weight_h264_pixels_tab[4]= ff_h264_weight_8x4_mmx2;
c->weight_h264_pixels_tab[5]= ff_h264_weight_4x8_mmx2;
c->weight_h264_pixels_tab[6]= ff_h264_weight_4x4_mmx2;
c->weight_h264_pixels_tab[7]= ff_h264_weight_4x2_mmx2;
c->biweight_h264_pixels_tab[0]= ff_h264_biweight_16x16_mmx2;
c->biweight_h264_pixels_tab[1]= ff_h264_biweight_16x8_mmx2;
c->biweight_h264_pixels_tab[2]= ff_h264_biweight_8x16_mmx2;
c->biweight_h264_pixels_tab[3]= ff_h264_biweight_8x8_mmx2;
c->biweight_h264_pixels_tab[4]= ff_h264_biweight_8x4_mmx2;
c->biweight_h264_pixels_tab[5]= ff_h264_biweight_4x8_mmx2;
c->biweight_h264_pixels_tab[6]= ff_h264_biweight_4x4_mmx2;
c->biweight_h264_pixels_tab[7]= ff_h264_biweight_4x2_mmx2;
if( mm_flags&FF_MM_SSE2 ){
c->weight_h264_pixels_tab[0]= ff_h264_weight_16x16_sse2;
c->weight_h264_pixels_tab[1]= ff_h264_weight_16x8_sse2;
c->weight_h264_pixels_tab[2]= ff_h264_weight_8x16_sse2;
c->weight_h264_pixels_tab[3]= ff_h264_weight_8x8_sse2;
c->weight_h264_pixels_tab[4]= ff_h264_weight_8x4_sse2;
c->biweight_h264_pixels_tab[0]= ff_h264_biweight_16x16_sse2;
c->biweight_h264_pixels_tab[1]= ff_h264_biweight_16x8_sse2;
c->biweight_h264_pixels_tab[2]= ff_h264_biweight_8x16_sse2;
c->biweight_h264_pixels_tab[3]= ff_h264_biweight_8x8_sse2;
c->biweight_h264_pixels_tab[4]= ff_h264_biweight_8x4_sse2;
#if ARCH_X86_64 || !defined(__ICC) || __ICC > 1110
c->h264_v_loop_filter_luma = ff_x264_deblock_v_luma_sse2;
c->h264_h_loop_filter_luma = ff_x264_deblock_h_luma_sse2;
c->h264_v_loop_filter_luma_intra = ff_x264_deblock_v_luma_intra_sse2;
c->h264_h_loop_filter_luma_intra = ff_x264_deblock_h_luma_intra_sse2;
#endif
#if CONFIG_GPL
c->h264_idct_add16 = ff_h264_idct_add16_sse2;
c->h264_idct_add8 = ff_h264_idct_add8_sse2;
c->h264_idct_add16intra = ff_h264_idct_add16intra_sse2;
#endif
}
if ( mm_flags&FF_MM_SSSE3 ){
c->biweight_h264_pixels_tab[0]= ff_h264_biweight_16x16_ssse3;
c->biweight_h264_pixels_tab[1]= ff_h264_biweight_16x8_ssse3;
c->biweight_h264_pixels_tab[2]= ff_h264_biweight_8x16_ssse3;
c->biweight_h264_pixels_tab[3]= ff_h264_biweight_8x8_ssse3;
c->biweight_h264_pixels_tab[4]= ff_h264_biweight_8x4_ssse3;
}
}
#endif
}
}