x264/common/arm/mc-c.c

367 lines
17 KiB
C

/*****************************************************************************
* mc-c.c: arm motion compensation
*****************************************************************************
* Copyright (C) 2009-2021 x264 project
*
* Authors: David Conrad <lessen42@gmail.com>
* Janne Grunau <janne-x264@jannau.net>
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
*
* This program is also available under a commercial proprietary license.
* For more information, contact us at licensing@x264.com.
*****************************************************************************/
#include "common/common.h"
#include "mc.h"
#define x264_prefetch_ref_arm x264_template(prefetch_ref_arm)
void x264_prefetch_ref_arm( uint8_t *, intptr_t, int );
#define x264_prefetch_fenc_arm x264_template(prefetch_fenc_arm)
void x264_prefetch_fenc_arm( uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_memcpy_aligned_neon x264_template(memcpy_aligned_neon)
void *x264_memcpy_aligned_neon( void *dst, const void *src, size_t n );
#define x264_memzero_aligned_neon x264_template(memzero_aligned_neon)
void x264_memzero_aligned_neon( void *dst, size_t n );
#define x264_pixel_avg_16x16_neon x264_template(pixel_avg_16x16_neon)
void x264_pixel_avg_16x16_neon( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_16x8_neon x264_template(pixel_avg_16x8_neon)
void x264_pixel_avg_16x8_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_8x16_neon x264_template(pixel_avg_8x16_neon)
void x264_pixel_avg_8x16_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_8x8_neon x264_template(pixel_avg_8x8_neon)
void x264_pixel_avg_8x8_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_8x4_neon x264_template(pixel_avg_8x4_neon)
void x264_pixel_avg_8x4_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_4x16_neon x264_template(pixel_avg_4x16_neon)
void x264_pixel_avg_4x16_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_4x8_neon x264_template(pixel_avg_4x8_neon)
void x264_pixel_avg_4x8_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_4x4_neon x264_template(pixel_avg_4x4_neon)
void x264_pixel_avg_4x4_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg_4x2_neon x264_template(pixel_avg_4x2_neon)
void x264_pixel_avg_4x2_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_pixel_avg2_w4_neon x264_template(pixel_avg2_w4_neon)
void x264_pixel_avg2_w4_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, int );
#define x264_pixel_avg2_w8_neon x264_template(pixel_avg2_w8_neon)
void x264_pixel_avg2_w8_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, int );
#define x264_pixel_avg2_w16_neon x264_template(pixel_avg2_w16_neon)
void x264_pixel_avg2_w16_neon( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, int );
#define x264_pixel_avg2_w20_neon x264_template(pixel_avg2_w20_neon)
void x264_pixel_avg2_w20_neon( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, int );
#define x264_plane_copy_core_neon x264_template(plane_copy_core_neon)
void x264_plane_copy_core_neon( pixel *dst, intptr_t i_dst,
pixel *src, intptr_t i_src, int w, int h );
#define x264_plane_copy_deinterleave_neon x264_template(plane_copy_deinterleave_neon)
void x264_plane_copy_deinterleave_neon( pixel *dstu, intptr_t i_dstu,
pixel *dstv, intptr_t i_dstv,
pixel *src, intptr_t i_src, int w, int h );
#define x264_plane_copy_deinterleave_rgb_neon x264_template(plane_copy_deinterleave_rgb_neon)
void x264_plane_copy_deinterleave_rgb_neon( pixel *dsta, intptr_t i_dsta,
pixel *dstb, intptr_t i_dstb,
pixel *dstc, intptr_t i_dstc,
pixel *src, intptr_t i_src, int pw, int w, int h );
#define x264_plane_copy_interleave_core_neon x264_template(plane_copy_interleave_core_neon)
void x264_plane_copy_interleave_core_neon( pixel *dst, intptr_t i_dst,
pixel *srcu, intptr_t i_srcu,
pixel *srcv, intptr_t i_srcv, int w, int h );
#define x264_plane_copy_swap_core_neon x264_template(plane_copy_swap_core_neon)
void x264_plane_copy_swap_core_neon( pixel *dst, intptr_t i_dst,
pixel *src, intptr_t i_src, int w, int h );
#define x264_store_interleave_chroma_neon x264_template(store_interleave_chroma_neon)
void x264_store_interleave_chroma_neon( pixel *dst, intptr_t i_dst, pixel *srcu, pixel *srcv, int height );
#define x264_load_deinterleave_chroma_fdec_neon x264_template(load_deinterleave_chroma_fdec_neon)
void x264_load_deinterleave_chroma_fdec_neon( pixel *dst, pixel *src, intptr_t i_src, int height );
#define x264_load_deinterleave_chroma_fenc_neon x264_template(load_deinterleave_chroma_fenc_neon)
void x264_load_deinterleave_chroma_fenc_neon( pixel *dst, pixel *src, intptr_t i_src, int height );
#define x264_mc_weight_w16_neon x264_template(mc_weight_w16_neon)
#define x264_mc_weight_w16_nodenom_neon x264_template(mc_weight_w16_nodenom_neon)
#define x264_mc_weight_w16_offsetadd_neon x264_template(mc_weight_w16_offsetadd_neon)
#define x264_mc_weight_w16_offsetsub_neon x264_template(mc_weight_w16_offsetsub_neon)
#define x264_mc_weight_w20_neon x264_template(mc_weight_w20_neon)
#define x264_mc_weight_w20_nodenom_neon x264_template(mc_weight_w20_nodenom_neon)
#define x264_mc_weight_w20_offsetadd_neon x264_template(mc_weight_w20_offsetadd_neon)
#define x264_mc_weight_w20_offsetsub_neon x264_template(mc_weight_w20_offsetsub_neon)
#define x264_mc_weight_w4_neon x264_template(mc_weight_w4_neon)
#define x264_mc_weight_w4_nodenom_neon x264_template(mc_weight_w4_nodenom_neon)
#define x264_mc_weight_w4_offsetadd_neon x264_template(mc_weight_w4_offsetadd_neon)
#define x264_mc_weight_w4_offsetsub_neon x264_template(mc_weight_w4_offsetsub_neon)
#define x264_mc_weight_w8_neon x264_template(mc_weight_w8_neon)
#define x264_mc_weight_w8_nodenom_neon x264_template(mc_weight_w8_nodenom_neon)
#define x264_mc_weight_w8_offsetadd_neon x264_template(mc_weight_w8_offsetadd_neon)
#define x264_mc_weight_w8_offsetsub_neon x264_template(mc_weight_w8_offsetsub_neon)
#if !HIGH_BIT_DEPTH
#define MC_WEIGHT(func)\
void x264_mc_weight_w20##func##_neon( uint8_t *, intptr_t, uint8_t *, intptr_t, const x264_weight_t *, int );\
void x264_mc_weight_w16##func##_neon( uint8_t *, intptr_t, uint8_t *, intptr_t, const x264_weight_t *, int );\
void x264_mc_weight_w8##func##_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, const x264_weight_t *, int );\
void x264_mc_weight_w4##func##_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, const x264_weight_t *, int );\
\
static weight_fn_t mc##func##_wtab_neon[6] =\
{\
x264_mc_weight_w4##func##_neon,\
x264_mc_weight_w4##func##_neon,\
x264_mc_weight_w8##func##_neon,\
x264_mc_weight_w16##func##_neon,\
x264_mc_weight_w16##func##_neon,\
x264_mc_weight_w20##func##_neon,\
};
MC_WEIGHT()
MC_WEIGHT(_nodenom)
MC_WEIGHT(_offsetadd)
MC_WEIGHT(_offsetsub)
#endif
#define x264_mc_copy_w4_neon x264_template(mc_copy_w4_neon)
void x264_mc_copy_w4_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_mc_copy_w8_neon x264_template(mc_copy_w8_neon)
void x264_mc_copy_w8_neon ( uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_mc_copy_w16_neon x264_template(mc_copy_w16_neon)
void x264_mc_copy_w16_neon( uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_mc_copy_w16_aligned_neon x264_template(mc_copy_w16_aligned_neon)
void x264_mc_copy_w16_aligned_neon( uint8_t *, intptr_t, uint8_t *, intptr_t, int );
#define x264_mc_chroma_neon x264_template(mc_chroma_neon)
void x264_mc_chroma_neon( uint8_t *, uint8_t *, intptr_t, uint8_t *, intptr_t, int, int, int, int );
#define x264_frame_init_lowres_core_neon x264_template(frame_init_lowres_core_neon)
void x264_frame_init_lowres_core_neon( uint8_t *, uint8_t *, uint8_t *, uint8_t *, uint8_t *, intptr_t, intptr_t, int, int );
#define x264_hpel_filter_v_neon x264_template(hpel_filter_v_neon)
void x264_hpel_filter_v_neon( uint8_t *, uint8_t *, int16_t *, intptr_t, int );
#define x264_hpel_filter_c_neon x264_template(hpel_filter_c_neon)
void x264_hpel_filter_c_neon( uint8_t *, int16_t *, int );
#define x264_hpel_filter_h_neon x264_template(hpel_filter_h_neon)
void x264_hpel_filter_h_neon( uint8_t *, uint8_t *, int );
#define x264_integral_init4h_neon x264_template(integral_init4h_neon)
void x264_integral_init4h_neon( uint16_t *, uint8_t *, intptr_t );
#define x264_integral_init4v_neon x264_template(integral_init4v_neon)
void x264_integral_init4v_neon( uint16_t *, uint16_t *, intptr_t );
#define x264_integral_init8h_neon x264_template(integral_init8h_neon)
void x264_integral_init8h_neon( uint16_t *, uint8_t *, intptr_t );
#define x264_integral_init8v_neon x264_template(integral_init8v_neon)
void x264_integral_init8v_neon( uint16_t *, intptr_t );
#define x264_mbtree_propagate_cost_neon x264_template(mbtree_propagate_cost_neon)
void x264_mbtree_propagate_cost_neon( int16_t *, uint16_t *, uint16_t *, uint16_t *, uint16_t *, float *, int );
#define x264_mbtree_fix8_pack_neon x264_template(mbtree_fix8_pack_neon)
void x264_mbtree_fix8_pack_neon( uint16_t *dst, float *src, int count );
#define x264_mbtree_fix8_unpack_neon x264_template(mbtree_fix8_unpack_neon)
void x264_mbtree_fix8_unpack_neon( float *dst, uint16_t *src, int count );
#if !HIGH_BIT_DEPTH
static void weight_cache_neon( x264_t *h, x264_weight_t *w )
{
if( w->i_scale == 1<<w->i_denom )
{
if( w->i_offset < 0 )
{
w->weightfn = mc_offsetsub_wtab_neon;
w->cachea[0] = -w->i_offset;
}
else
{
w->weightfn = mc_offsetadd_wtab_neon;
w->cachea[0] = w->i_offset;
}
}
else if( !w->i_denom )
w->weightfn = mc_nodenom_wtab_neon;
else
w->weightfn = mc_wtab_neon;
}
static void (* const pixel_avg_wtab_neon[6])( uint8_t *, intptr_t, uint8_t *, intptr_t, uint8_t *, int ) =
{
NULL,
x264_pixel_avg2_w4_neon,
x264_pixel_avg2_w8_neon,
x264_pixel_avg2_w16_neon, // no slower than w12, so no point in a separate function
x264_pixel_avg2_w16_neon,
x264_pixel_avg2_w20_neon,
};
static void (* const mc_copy_wtab_neon[5])( uint8_t *, intptr_t, uint8_t *, intptr_t, int ) =
{
NULL,
x264_mc_copy_w4_neon,
x264_mc_copy_w8_neon,
NULL,
x264_mc_copy_w16_neon,
};
static void mc_luma_neon( uint8_t *dst, intptr_t i_dst_stride,
uint8_t *src[4], intptr_t i_src_stride,
int mvx, int mvy,
int i_width, int i_height, const x264_weight_t *weight )
{
int qpel_idx = ((mvy&3)<<2) + (mvx&3);
intptr_t offset = (mvy>>2)*i_src_stride + (mvx>>2);
uint8_t *src1 = src[x264_hpel_ref0[qpel_idx]] + offset;
if( (mvy&3) == 3 ) // explicit if() to force conditional add
src1 += i_src_stride;
if( qpel_idx & 5 ) /* qpel interpolation needed */
{
uint8_t *src2 = src[x264_hpel_ref1[qpel_idx]] + offset + ((mvx&3) == 3);
pixel_avg_wtab_neon[i_width>>2](
dst, i_dst_stride, src1, i_src_stride,
src2, i_height );
if( weight->weightfn )
weight->weightfn[i_width>>2]( dst, i_dst_stride, dst, i_dst_stride, weight, i_height );
}
else if( weight->weightfn )
weight->weightfn[i_width>>2]( dst, i_dst_stride, src1, i_src_stride, weight, i_height );
else
mc_copy_wtab_neon[i_width>>2]( dst, i_dst_stride, src1, i_src_stride, i_height );
}
static uint8_t *get_ref_neon( uint8_t *dst, intptr_t *i_dst_stride,
uint8_t *src[4], intptr_t i_src_stride,
int mvx, int mvy,
int i_width, int i_height, const x264_weight_t *weight )
{
int qpel_idx = ((mvy&3)<<2) + (mvx&3);
intptr_t offset = (mvy>>2)*i_src_stride + (mvx>>2);
uint8_t *src1 = src[x264_hpel_ref0[qpel_idx]] + offset;
if( (mvy&3) == 3 ) // explicit if() to force conditional add
src1 += i_src_stride;
if( qpel_idx & 5 ) /* qpel interpolation needed */
{
uint8_t *src2 = src[x264_hpel_ref1[qpel_idx]] + offset + ((mvx&3) == 3);
pixel_avg_wtab_neon[i_width>>2](
dst, *i_dst_stride, src1, i_src_stride,
src2, i_height );
if( weight->weightfn )
weight->weightfn[i_width>>2]( dst, *i_dst_stride, dst, *i_dst_stride, weight, i_height );
return dst;
}
else if( weight->weightfn )
{
weight->weightfn[i_width>>2]( dst, *i_dst_stride, src1, i_src_stride, weight, i_height );
return dst;
}
else
{
*i_dst_stride = i_src_stride;
return src1;
}
}
static void hpel_filter_neon( uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, uint8_t *src,
intptr_t stride, int width, int height, int16_t *buf )
{
intptr_t realign = (intptr_t)src & 15;
src -= realign;
dstv -= realign;
dstc -= realign;
dsth -= realign;
width += realign;
while( height-- )
{
x264_hpel_filter_v_neon( dstv, src, buf+8, stride, width );
x264_hpel_filter_c_neon( dstc, buf+8, width );
x264_hpel_filter_h_neon( dsth, src, width );
dsth += stride;
dstv += stride;
dstc += stride;
src += stride;
}
}
PLANE_COPY(16, neon)
PLANE_COPY_SWAP(16, neon)
PLANE_INTERLEAVE(neon)
PROPAGATE_LIST(neon)
#endif // !HIGH_BIT_DEPTH
void x264_mc_init_arm( uint32_t cpu, x264_mc_functions_t *pf )
{
if( !(cpu&X264_CPU_ARMV6) )
return;
#if !HIGH_BIT_DEPTH
pf->prefetch_fenc_420 = x264_prefetch_fenc_arm;
pf->prefetch_fenc_422 = x264_prefetch_fenc_arm; /* FIXME */
pf->prefetch_ref = x264_prefetch_ref_arm;
#endif // !HIGH_BIT_DEPTH
if( !(cpu&X264_CPU_NEON) )
return;
#if !HIGH_BIT_DEPTH
pf->copy_16x16_unaligned = x264_mc_copy_w16_neon;
pf->copy[PIXEL_16x16] = x264_mc_copy_w16_aligned_neon;
pf->copy[PIXEL_8x8] = x264_mc_copy_w8_neon;
pf->copy[PIXEL_4x4] = x264_mc_copy_w4_neon;
pf->plane_copy = plane_copy_neon;
pf->plane_copy_deinterleave = x264_plane_copy_deinterleave_neon;
pf->plane_copy_deinterleave_rgb = x264_plane_copy_deinterleave_rgb_neon;
pf->plane_copy_interleave = plane_copy_interleave_neon;
pf->plane_copy_swap = plane_copy_swap_neon;
pf->store_interleave_chroma = x264_store_interleave_chroma_neon;
pf->load_deinterleave_chroma_fdec = x264_load_deinterleave_chroma_fdec_neon;
pf->load_deinterleave_chroma_fenc = x264_load_deinterleave_chroma_fenc_neon;
pf->avg[PIXEL_16x16] = x264_pixel_avg_16x16_neon;
pf->avg[PIXEL_16x8] = x264_pixel_avg_16x8_neon;
pf->avg[PIXEL_8x16] = x264_pixel_avg_8x16_neon;
pf->avg[PIXEL_8x8] = x264_pixel_avg_8x8_neon;
pf->avg[PIXEL_8x4] = x264_pixel_avg_8x4_neon;
pf->avg[PIXEL_4x16] = x264_pixel_avg_4x16_neon;
pf->avg[PIXEL_4x8] = x264_pixel_avg_4x8_neon;
pf->avg[PIXEL_4x4] = x264_pixel_avg_4x4_neon;
pf->avg[PIXEL_4x2] = x264_pixel_avg_4x2_neon;
pf->weight = mc_wtab_neon;
pf->offsetadd = mc_offsetadd_wtab_neon;
pf->offsetsub = mc_offsetsub_wtab_neon;
pf->weight_cache = weight_cache_neon;
pf->mc_chroma = x264_mc_chroma_neon;
pf->mc_luma = mc_luma_neon;
pf->get_ref = get_ref_neon;
pf->hpel_filter = hpel_filter_neon;
pf->frame_init_lowres_core = x264_frame_init_lowres_core_neon;
pf->integral_init4h = x264_integral_init4h_neon;
pf->integral_init8h = x264_integral_init8h_neon;
pf->integral_init4v = x264_integral_init4v_neon;
pf->integral_init8v = x264_integral_init8v_neon;
pf->mbtree_propagate_cost = x264_mbtree_propagate_cost_neon;
pf->mbtree_propagate_list = mbtree_propagate_list_neon;
pf->mbtree_fix8_pack = x264_mbtree_fix8_pack_neon;
pf->mbtree_fix8_unpack = x264_mbtree_fix8_unpack_neon;
#endif // !HIGH_BIT_DEPTH
// Apple's gcc stupidly cannot align stack variables, and ALIGNED_ARRAY can't work on structs
#ifndef SYS_MACOSX
pf->memcpy_aligned = x264_memcpy_aligned_neon;
#endif
pf->memzero_aligned = x264_memzero_aligned_neon;
}