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aarch64: hpeldsp NEON optimizations 

Ported from ARMv7 NEON.
tags/n2.2-rc1
Janne Grunau 11 years ago
parent
d5dd8c7bf0
commit
c65d67ef50
6 changed files with 531 additions and 5 deletions
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  1. +4
    -1
      libavcodec/aarch64/Makefile
  2. +4
    -4
      libavcodec/aarch64/h264qpel_init_aarch64.c
  3. +123
    -0
      libavcodec/aarch64/hpeldsp_init_aarch64.c
  4. +397
    -0
      libavcodec/aarch64/hpeldsp_neon.S
  5. +2
    -0
      libavcodec/hpeldsp.c
  6. +1
    -0
      libavcodec/hpeldsp.h

+ 4
- 1
libavcodec/aarch64/Makefile View File

@@ -1,9 +1,12 @@
OBJS-$(CONFIG_H264CHROMA) += aarch64/h264chroma_init_aarch64.o OBJS-$(CONFIG_H264CHROMA) += aarch64/h264chroma_init_aarch64.o
OBJS-$(CONFIG_H264DSP) += aarch64/h264dsp_init_aarch64.o OBJS-$(CONFIG_H264DSP) += aarch64/h264dsp_init_aarch64.o
OBJS-$(CONFIG_H264QPEL) += aarch64/h264qpel_init_aarch64.o OBJS-$(CONFIG_H264QPEL) += aarch64/h264qpel_init_aarch64.o
OBJS-$(CONFIG_HPELDSP) += aarch64/hpeldsp_init_aarch64.o
OBJS-$(CONFIG_RV40_DECODER) += aarch64/rv40dsp_init_aarch64.o OBJS-$(CONFIG_RV40_DECODER) += aarch64/rv40dsp_init_aarch64.o
OBJS-$(CONFIG_VC1_DECODER) += aarch64/vc1dsp_init_aarch64.o OBJS-$(CONFIG_VC1_DECODER) += aarch64/vc1dsp_init_aarch64.o


NEON-OBJS-$(CONFIG_H264CHROMA) += aarch64/h264cmc_neon.o NEON-OBJS-$(CONFIG_H264CHROMA) += aarch64/h264cmc_neon.o
NEON-OBJS-$(CONFIG_H264DSP) += aarch64/h264idct_neon.o NEON-OBJS-$(CONFIG_H264DSP) += aarch64/h264idct_neon.o
NEON-OBJS-$(CONFIG_H264QPEL) += aarch64/h264qpel_neon.o
NEON-OBJS-$(CONFIG_H264QPEL) += aarch64/h264qpel_neon.o \
aarch64/hpeldsp_neon.o
NEON-OBJS-$(CONFIG_HPELDSP) += aarch64/hpeldsp_neon.o

+ 4
- 4
libavcodec/aarch64/h264qpel_init_aarch64.c View File

@@ -101,7 +101,7 @@ av_cold void ff_h264qpel_init_aarch64(H264QpelContext *c, int bit_depth)
int cpu_flags = av_get_cpu_flags(); int cpu_flags = av_get_cpu_flags();


if (have_neon(cpu_flags) && !high_bit_depth) { if (have_neon(cpu_flags) && !high_bit_depth) {
/* c->put_h264_qpel_pixels_tab[0][ 0] = ff_put_h264_qpel16_mc00_neon; */
c->put_h264_qpel_pixels_tab[0][ 0] = ff_put_h264_qpel16_mc00_neon;
c->put_h264_qpel_pixels_tab[0][ 1] = ff_put_h264_qpel16_mc10_neon; c->put_h264_qpel_pixels_tab[0][ 1] = ff_put_h264_qpel16_mc10_neon;
c->put_h264_qpel_pixels_tab[0][ 2] = ff_put_h264_qpel16_mc20_neon; c->put_h264_qpel_pixels_tab[0][ 2] = ff_put_h264_qpel16_mc20_neon;
c->put_h264_qpel_pixels_tab[0][ 3] = ff_put_h264_qpel16_mc30_neon; c->put_h264_qpel_pixels_tab[0][ 3] = ff_put_h264_qpel16_mc30_neon;
@@ -118,7 +118,7 @@ av_cold void ff_h264qpel_init_aarch64(H264QpelContext *c, int bit_depth)
c->put_h264_qpel_pixels_tab[0][14] = ff_put_h264_qpel16_mc23_neon; c->put_h264_qpel_pixels_tab[0][14] = ff_put_h264_qpel16_mc23_neon;
c->put_h264_qpel_pixels_tab[0][15] = ff_put_h264_qpel16_mc33_neon; c->put_h264_qpel_pixels_tab[0][15] = ff_put_h264_qpel16_mc33_neon;


/* c->put_h264_qpel_pixels_tab[1][ 0] = ff_put_h264_qpel8_mc00_neon; */
c->put_h264_qpel_pixels_tab[1][ 0] = ff_put_h264_qpel8_mc00_neon;
c->put_h264_qpel_pixels_tab[1][ 1] = ff_put_h264_qpel8_mc10_neon; c->put_h264_qpel_pixels_tab[1][ 1] = ff_put_h264_qpel8_mc10_neon;
c->put_h264_qpel_pixels_tab[1][ 2] = ff_put_h264_qpel8_mc20_neon; c->put_h264_qpel_pixels_tab[1][ 2] = ff_put_h264_qpel8_mc20_neon;
c->put_h264_qpel_pixels_tab[1][ 3] = ff_put_h264_qpel8_mc30_neon; c->put_h264_qpel_pixels_tab[1][ 3] = ff_put_h264_qpel8_mc30_neon;
@@ -135,7 +135,7 @@ av_cold void ff_h264qpel_init_aarch64(H264QpelContext *c, int bit_depth)
c->put_h264_qpel_pixels_tab[1][14] = ff_put_h264_qpel8_mc23_neon; c->put_h264_qpel_pixels_tab[1][14] = ff_put_h264_qpel8_mc23_neon;
c->put_h264_qpel_pixels_tab[1][15] = ff_put_h264_qpel8_mc33_neon; c->put_h264_qpel_pixels_tab[1][15] = ff_put_h264_qpel8_mc33_neon;


/* c->avg_h264_qpel_pixels_tab[0][ 0] = ff_avg_h264_qpel16_mc00_neon; */
c->avg_h264_qpel_pixels_tab[0][ 0] = ff_avg_h264_qpel16_mc00_neon;
c->avg_h264_qpel_pixels_tab[0][ 1] = ff_avg_h264_qpel16_mc10_neon; c->avg_h264_qpel_pixels_tab[0][ 1] = ff_avg_h264_qpel16_mc10_neon;
c->avg_h264_qpel_pixels_tab[0][ 2] = ff_avg_h264_qpel16_mc20_neon; c->avg_h264_qpel_pixels_tab[0][ 2] = ff_avg_h264_qpel16_mc20_neon;
c->avg_h264_qpel_pixels_tab[0][ 3] = ff_avg_h264_qpel16_mc30_neon; c->avg_h264_qpel_pixels_tab[0][ 3] = ff_avg_h264_qpel16_mc30_neon;
@@ -152,7 +152,7 @@ av_cold void ff_h264qpel_init_aarch64(H264QpelContext *c, int bit_depth)
c->avg_h264_qpel_pixels_tab[0][14] = ff_avg_h264_qpel16_mc23_neon; c->avg_h264_qpel_pixels_tab[0][14] = ff_avg_h264_qpel16_mc23_neon;
c->avg_h264_qpel_pixels_tab[0][15] = ff_avg_h264_qpel16_mc33_neon; c->avg_h264_qpel_pixels_tab[0][15] = ff_avg_h264_qpel16_mc33_neon;


/* c->avg_h264_qpel_pixels_tab[1][ 0] = ff_avg_h264_qpel8_mc00_neon; */
c->avg_h264_qpel_pixels_tab[1][ 0] = ff_avg_h264_qpel8_mc00_neon;
c->avg_h264_qpel_pixels_tab[1][ 1] = ff_avg_h264_qpel8_mc10_neon; c->avg_h264_qpel_pixels_tab[1][ 1] = ff_avg_h264_qpel8_mc10_neon;
c->avg_h264_qpel_pixels_tab[1][ 2] = ff_avg_h264_qpel8_mc20_neon; c->avg_h264_qpel_pixels_tab[1][ 2] = ff_avg_h264_qpel8_mc20_neon;
c->avg_h264_qpel_pixels_tab[1][ 3] = ff_avg_h264_qpel8_mc30_neon; c->avg_h264_qpel_pixels_tab[1][ 3] = ff_avg_h264_qpel8_mc30_neon;


+ 123
- 0
libavcodec/aarch64/hpeldsp_init_aarch64.c View File

@@ -0,0 +1,123 @@
/*
* ARM NEON optimised DSP functions
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/

#include <stddef.h>
#include <stdint.h>

#include "config.h"

#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/aarch64/cpu.h"
#include "libavcodec/hpeldsp.h"

void ff_put_pixels16_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_x2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_y2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_xy2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_x2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_y2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_xy2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);

void ff_put_pixels16_x2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_y2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_xy2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_x2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_y2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_xy2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);

void ff_avg_pixels16_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_x2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_y2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_xy2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_x2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_y2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_xy2_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);

void ff_avg_pixels16_x2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_y2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_xy2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);

av_cold void ff_hpeldsp_init_aarch64(HpelDSPContext *c, int flags)
{
int cpu_flags = av_get_cpu_flags();

if (have_neon(cpu_flags)) {
c->put_pixels_tab[0][0] = ff_put_pixels16_neon;
c->put_pixels_tab[0][1] = ff_put_pixels16_x2_neon;
c->put_pixels_tab[0][2] = ff_put_pixels16_y2_neon;
c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_neon;
c->put_pixels_tab[1][0] = ff_put_pixels8_neon;
c->put_pixels_tab[1][1] = ff_put_pixels8_x2_neon;
c->put_pixels_tab[1][2] = ff_put_pixels8_y2_neon;
c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_neon;

c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_neon;
c->put_no_rnd_pixels_tab[0][1] = ff_put_pixels16_x2_no_rnd_neon;
c->put_no_rnd_pixels_tab[0][2] = ff_put_pixels16_y2_no_rnd_neon;
c->put_no_rnd_pixels_tab[0][3] = ff_put_pixels16_xy2_no_rnd_neon;
c->put_no_rnd_pixels_tab[1][0] = ff_put_pixels8_neon;
c->put_no_rnd_pixels_tab[1][1] = ff_put_pixels8_x2_no_rnd_neon;
c->put_no_rnd_pixels_tab[1][2] = ff_put_pixels8_y2_no_rnd_neon;
c->put_no_rnd_pixels_tab[1][3] = ff_put_pixels8_xy2_no_rnd_neon;

c->avg_pixels_tab[0][0] = ff_avg_pixels16_neon;
c->avg_pixels_tab[0][1] = ff_avg_pixels16_x2_neon;
c->avg_pixels_tab[0][2] = ff_avg_pixels16_y2_neon;
c->avg_pixels_tab[0][3] = ff_avg_pixels16_xy2_neon;
c->avg_pixels_tab[1][0] = ff_avg_pixels8_neon;
c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_neon;
c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_neon;
c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_neon;

c->avg_no_rnd_pixels_tab[0] = ff_avg_pixels16_neon;
c->avg_no_rnd_pixels_tab[1] = ff_avg_pixels16_x2_no_rnd_neon;
c->avg_no_rnd_pixels_tab[2] = ff_avg_pixels16_y2_no_rnd_neon;
c->avg_no_rnd_pixels_tab[3] = ff_avg_pixels16_xy2_no_rnd_neon;
}
}

+ 397
- 0
libavcodec/aarch64/hpeldsp_neon.S View File

@@ -0,0 +1,397 @@
/*
* ARM NEON optimised DSP functions
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
* Copyright (c) 2013 Janne Grunau <janne-libav@jannau.net>
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/

#include "libavutil/aarch64/asm.S"

.macro pixels16 rnd=1, avg=0
.if \avg
mov x12, x0
.endif
1: ld1 {v0.16B}, [x1], x2
ld1 {v1.16B}, [x1], x2
ld1 {v2.16B}, [x1], x2
ld1 {v3.16B}, [x1], x2
.if \avg
ld1 {v4.16B}, [x12], x2
urhadd v0.16B, v0.16B, v4.16B
ld1 {v5.16B}, [x12], x2
urhadd v1.16B, v1.16B, v5.16B
ld1 {v6.16B}, [x12], x2
urhadd v2.16B, v2.16B, v6.16B
ld1 {v7.16B}, [x12], x2
urhadd v3.16B, v3.16B, v7.16B
.endif
subs w3, w3, #4
st1 {v0.16B}, [x0], x2
st1 {v1.16B}, [x0], x2
st1 {v2.16B}, [x0], x2
st1 {v3.16B}, [x0], x2
b.ne 1b
ret
.endm

.macro pixels16_x2 rnd=1, avg=0
1: ld1 {v0.16B, v1.16B}, [x1], x2
ld1 {v2.16B, v3.16B}, [x1], x2
subs w3, w3, #2
ext v1.16B, v0.16B, v1.16B, #1
avg v0.16B, v0.16B, v1.16B
ext v3.16B, v2.16B, v3.16B, #1
avg v2.16B, v2.16B, v3.16B
.if \avg
ld1 {v1.16B}, [x0], x2
ld1 {v3.16B}, [x0]
urhadd v0.16B, v0.16B, v1.16B
urhadd v2.16B, v2.16B, v3.16B
sub x0, x0, x2
.endif
st1 {v0.16B}, [x0], x2
st1 {v2.16B}, [x0], x2
b.ne 1b
ret
.endm

.macro pixels16_y2 rnd=1, avg=0
sub w3, w3, #2
ld1 {v0.16B}, [x1], x2
ld1 {v1.16B}, [x1], x2
1: subs w3, w3, #2
avg v2.16B, v0.16B, v1.16B
ld1 {v0.16B}, [x1], x2
avg v3.16B, v0.16B, v1.16B
ld1 {v1.16B}, [x1], x2
.if \avg
ld1 {v4.16B}, [x0], x2
ld1 {v5.16B}, [x0]
urhadd v2.16B, v2.16B, v4.16B
urhadd v3.16B, v3.16B, v5.16B
sub x0, x0, x2
.endif
st1 {v2.16B}, [x0], x2
st1 {v3.16B}, [x0], x2
b.ne 1b

avg v2.16B, v0.16B, v1.16B
ld1 {v0.16B}, [x1], x2
avg v3.16B, v0.16B, v1.16B
.if \avg
ld1 {v4.16B}, [x0], x2
ld1 {v5.16B}, [x0]
urhadd v2.16B, v2.16B, v4.16B
urhadd v3.16B, v3.16B, v5.16B
sub x0, x0, x2
.endif
st1 {v2.16B}, [x0], x2
st1 {v3.16B}, [x0], x2

ret
.endm

.macro pixels16_xy2 rnd=1, avg=0
sub w3, w3, #2
ld1 {v0.16B, v1.16B}, [x1], x2
ld1 {v4.16B, v5.16B}, [x1], x2
NRND movi v26.8H, #1
ext v1.16B, v0.16B, v1.16B, #1
ext v5.16B, v4.16B, v5.16B, #1
uaddl v16.8H, v0.8B, v1.8B
uaddl2 v20.8H, v0.16B, v1.16B
uaddl v18.8H, v4.8B, v5.8B
uaddl2 v22.8H, v4.16B, v5.16B
1: subs w3, w3, #2
ld1 {v0.16B, v1.16B}, [x1], x2
add v24.8H, v16.8H, v18.8H
NRND add v24.8H, v24.8H, v26.8H
ext v30.16B, v0.16B, v1.16B, #1
add v1.8H, v20.8H, v22.8H
mshrn v28.8B, v24.8H, #2
NRND add v1.8H, v1.8H, v26.8H
mshrn2 v28.16B, v1.8H, #2
.if \avg
ld1 {v16.16B}, [x0]
urhadd v28.16B, v28.16B, v16.16B
.endif
uaddl v16.8H, v0.8B, v30.8B
ld1 {v2.16B, v3.16B}, [x1], x2
uaddl2 v20.8H, v0.16B, v30.16B
st1 {v28.16B}, [x0], x2
add v24.8H, v16.8H, v18.8H
NRND add v24.8H, v24.8H, v26.8H
ext v3.16B, v2.16B, v3.16B, #1
add v0.8H, v20.8H, v22.8H
mshrn v30.8B, v24.8H, #2
NRND add v0.8H, v0.8H, v26.8H
mshrn2 v30.16B, v0.8H, #2
.if \avg
ld1 {v18.16B}, [x0]
urhadd v30.16B, v30.16B, v18.16B
.endif
uaddl v18.8H, v2.8B, v3.8B
uaddl2 v22.8H, v2.16B, v3.16B
st1 {v30.16B}, [x0], x2
b.gt 1b

ld1 {v0.16B, v1.16B}, [x1], x2
add v24.8H, v16.8H, v18.8H
NRND add v24.8H, v24.8H, v26.8H
ext v30.16B, v0.16B, v1.16B, #1
add v1.8H, v20.8H, v22.8H
mshrn v28.8B, v24.8H, #2
NRND add v1.8H, v1.8H, v26.8H
mshrn2 v28.16B, v1.8H, #2
.if \avg
ld1 {v16.16B}, [x0]
urhadd v28.16B, v28.16B, v16.16B
.endif
uaddl v16.8H, v0.8B, v30.8B
uaddl2 v20.8H, v0.16B, v30.16B
st1 {v28.16B}, [x0], x2
add v24.8H, v16.8H, v18.8H
NRND add v24.8H, v24.8H, v26.8H
add v0.8H, v20.8H, v22.8H
mshrn v30.8B, v24.8H, #2
NRND add v0.8H, v0.8H, v26.8H
mshrn2 v30.16B, v0.8H, #2
.if \avg
ld1 {v18.16B}, [x0]
urhadd v30.16B, v30.16B, v18.16B
.endif
st1 {v30.16B}, [x0], x2

ret
.endm

.macro pixels8 rnd=1, avg=0
1: ld1 {v0.8B}, [x1], x2
ld1 {v1.8B}, [x1], x2
ld1 {v2.8B}, [x1], x2
ld1 {v3.8B}, [x1], x2
.if \avg
ld1 {v4.8B}, [x0], x2
urhadd v0.8B, v0.8B, v4.8B
ld1 {v5.8B}, [x0], x2
urhadd v1.8B, v1.8B, v5.8B
ld1 {v6.8B}, [x0], x2
urhadd v2.8B, v2.8B, v6.8B
ld1 {v7.8B}, [x0], x2
urhadd v3.8B, v3.8B, v7.8B
sub x0, x0, x2, lsl #2
.endif
subs w3, w3, #4
st1 {v0.8B}, [x0], x2
st1 {v1.8B}, [x0], x2
st1 {v2.8B}, [x0], x2
st1 {v3.8B}, [x0], x2
b.ne 1b
ret
.endm

.macro pixels8_x2 rnd=1, avg=0
1: ld1 {v0.8B, v1.8B}, [x1], x2
ext v1.8B, v0.8B, v1.8B, #1
ld1 {v2.8B, v3.8B}, [x1], x2
ext v3.8B, v2.8B, v3.8B, #1
subs w3, w3, #2
avg v0.8B, v0.8B, v1.8B
avg v2.8B, v2.8B, v3.8B
.if \avg
ld1 {v4.8B}, [x0], x2
ld1 {v5.8B}, [x0]
urhadd v0.8B, v0.8B, v4.8B
urhadd v2.8B, v2.8B, v5.8B
sub x0, x0, x2
.endif
st1 {v0.8B}, [x0], x2
st1 {v2.8B}, [x0], x2
b.ne 1b
ret
.endm

.macro pixels8_y2 rnd=1, avg=0
sub w3, w3, #2
ld1 {v0.8B}, [x1], x2
ld1 {v1.8B}, [x1], x2
1: subs w3, w3, #2
avg v4.8B, v0.8B, v1.8B
ld1 {v0.8B}, [x1], x2
avg v5.8B, v0.8B, v1.8B
ld1 {v1.8B}, [x1], x2
.if \avg
ld1 {v2.8B}, [x0], x2
ld1 {v3.8B}, [x0]
urhadd v4.8B, v4.8B, v2.8B
urhadd v5.8B, v5.8B, v3.8B
sub x0, x0, x2
.endif
st1 {v4.8B}, [x0], x2
st1 {v5.8B}, [x0], x2
b.ne 1b

avg v4.8B, v0.8B, v1.8B
ld1 {v0.8B}, [x1], x2
avg v5.8B, v0.8B, v1.8B
.if \avg
ld1 {v2.8B}, [x0], x2
ld1 {v3.8B}, [x0]
urhadd v4.8B, v4.8B, v2.8B
urhadd v5.8B, v5.8B, v3.8B
sub x0, x0, x2
.endif
st1 {v4.8B}, [x0], x2
st1 {v5.8B}, [x0], x2

ret
.endm

.macro pixels8_xy2 rnd=1, avg=0
sub w3, w3, #2
ld1 {v0.16B}, [x1], x2
ld1 {v1.16B}, [x1], x2
NRND movi v19.8H, #1
ext v4.16B, v0.16B, v4.16B, #1
ext v6.16B, v1.16B, v6.16B, #1
uaddl v16.8H, v0.8B, v4.8B
uaddl v17.8H, v1.8B, v6.8B
1: subs w3, w3, #2
ld1 {v0.16B}, [x1], x2
add v18.8H, v16.8H, v17.8H
ext v4.16B, v0.16B, v4.16B, #1
NRND add v18.8H, v18.8H, v19.8H
uaddl v16.8H, v0.8B, v4.8B
mshrn v5.8B, v18.8H, #2
ld1 {v1.16B}, [x1], x2
add v18.8H, v16.8H, v17.8H
.if \avg
ld1 {v7.8B}, [x0]
urhadd v5.8B, v5.8B, v7.8B
.endif
NRND add v18.8H, v18.8H, v19.8H
st1 {v5.8B}, [x0], x2
mshrn v7.8B, v18.8H, #2
.if \avg
ld1 {v5.8B}, [x0]
urhadd v7.8B, v7.8B, v5.8B
.endif
ext v6.16B, v1.16B, v6.16B, #1
uaddl v17.8H, v1.8B, v6.8B
st1 {v7.8B}, [x0], x2
b.gt 1b

ld1 {v0.16B}, [x1], x2
add v18.8H, v16.8H, v17.8H
ext v4.16B, v0.16B, v4.16B, #1
NRND add v18.8H, v18.8H, v19.8H
uaddl v16.8H, v0.8B, v4.8B
mshrn v5.8B, v18.8H, #2
add v18.8H, v16.8H, v17.8H
.if \avg
ld1 {v7.8B}, [x0]
urhadd v5.8B, v5.8B, v7.8B
.endif
NRND add v18.8H, v18.8H, v19.8H
st1 {v5.8B}, [x0], x2
mshrn v7.8B, v18.8H, #2
.if \avg
ld1 {v5.8B}, [x0]
urhadd v7.8B, v7.8B, v5.8B
.endif
st1 {v7.8B}, [x0], x2

ret
.endm

.macro pixfunc pfx, name, suf, rnd=1, avg=0
.if \rnd
.macro avg rd, rn, rm
urhadd \rd, \rn, \rm
.endm
.macro mshrn rd, rn, rm
rshrn \rd, \rn, \rm
.endm
.macro mshrn2 rd, rn, rm
rshrn2 \rd, \rn, \rm
.endm
.macro NRND insn:vararg
.endm
.else
.macro avg rd, rn, rm
uhadd \rd, \rn, \rm
.endm
.macro mshrn rd, rn, rm
shrn \rd, \rn, \rm
.endm
.macro mshrn2 rd, rn, rm
shrn2 \rd, \rn, \rm
.endm
.macro NRND insn:vararg
\insn
.endm
.endif
function ff_\pfx\name\suf\()_neon, export=1
\name \rnd, \avg
endfunc
.purgem avg
.purgem mshrn
.purgem mshrn2
.purgem NRND
.endm

.macro pixfunc2 pfx, name, avg=0
pixfunc \pfx, \name, rnd=1, avg=\avg
pixfunc \pfx, \name, _no_rnd, rnd=0, avg=\avg
.endm

function ff_put_h264_qpel16_mc00_neon, export=1
mov w3, #16
endfunc

pixfunc put_, pixels16, avg=0
pixfunc2 put_, pixels16_x2, avg=0
pixfunc2 put_, pixels16_y2, avg=0
pixfunc2 put_, pixels16_xy2, avg=0

function ff_avg_h264_qpel16_mc00_neon, export=1
mov w3, #16
endfunc

pixfunc avg_, pixels16, avg=1
pixfunc2 avg_, pixels16_x2, avg=1
pixfunc2 avg_, pixels16_y2, avg=1
pixfunc2 avg_, pixels16_xy2, avg=1

function ff_put_h264_qpel8_mc00_neon, export=1
mov w3, #8
endfunc

pixfunc put_, pixels8, avg=0
pixfunc2 put_, pixels8_x2, avg=0
pixfunc2 put_, pixels8_y2, avg=0
pixfunc2 put_, pixels8_xy2, avg=0

function ff_avg_h264_qpel8_mc00_neon, export=1
mov w3, #8
endfunc

pixfunc avg_, pixels8, avg=1
pixfunc avg_, pixels8_x2, avg=1
pixfunc avg_, pixels8_y2, avg=1
pixfunc avg_, pixels8_xy2, avg=1

+ 2
- 0
libavcodec/hpeldsp.c View File

@@ -54,6 +54,8 @@ av_cold void ff_hpeldsp_init(HpelDSPContext *c, int flags)
hpel_funcs(avg, [3], 2); hpel_funcs(avg, [3], 2);
hpel_funcs(avg_no_rnd,, 16); hpel_funcs(avg_no_rnd,, 16);


if (ARCH_AARCH64)
ff_hpeldsp_init_aarch64(c, flags);
if (ARCH_ARM) if (ARCH_ARM)
ff_hpeldsp_init_arm(c, flags); ff_hpeldsp_init_arm(c, flags);
if (ARCH_BFIN) if (ARCH_BFIN)


+ 1
- 0
libavcodec/hpeldsp.h View File

@@ -94,6 +94,7 @@ typedef struct HpelDSPContext {


void ff_hpeldsp_init(HpelDSPContext *c, int flags); void ff_hpeldsp_init(HpelDSPContext *c, int flags);


void ff_hpeldsp_init_aarch64(HpelDSPContext *c, int flags);
void ff_hpeldsp_init_arm(HpelDSPContext *c, int flags); void ff_hpeldsp_init_arm(HpelDSPContext *c, int flags);
void ff_hpeldsp_init_bfin(HpelDSPContext *c, int flags); void ff_hpeldsp_init_bfin(HpelDSPContext *c, int flags);
void ff_hpeldsp_init_ppc(HpelDSPContext *c, int flags); void ff_hpeldsp_init_ppc(HpelDSPContext *c, int flags);


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