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lavc/vp9dsp: R-V mc copy

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C908:
vp9_put4_8bpp_c: 0.7
vp9_put4_8bpp_rvi: 0.5
vp9_put8_8bpp_c: 2.5
vp9_put8_8bpp_rvi: 0.5
vp9_put16_8bpp_c: 16.7
vp9_put16_8bpp_rvi: 1.5
vp9_put32_8bpp_c: 37.2
vp9_put32_8bpp_rvi: 5.7
vp9_put64_8bpp_c: 107.5
vp9_put64_8bpp_rvi: 21.7

Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>
This commit is contained in:
sunyuechi 2024-05-14 00:59:19 +08:00 committed by Rémi Denis-Courmont
parent aa9dbd91cf
commit b82d9f55d1
4 changed files with 138 additions and 1 deletions
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3
libavcodec/riscv/Makefile
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@ -63,7 +63,8 @@ OBJS-$(CONFIG_VP8DSP) += riscv/vp8dsp_init.o
RV-OBJS-$(CONFIG_VP8DSP) += riscv/vp8dsp_rvi.o
RVV-OBJS-$(CONFIG_VP8DSP) += riscv/vp8dsp_rvv.o
OBJS-$(CONFIG_VP9_DECODER) += riscv/vp9dsp_init.o
RV-OBJS-$(CONFIG_VP9_DECODER) += riscv/vp9_intra_rvi.o
RV-OBJS-$(CONFIG_VP9_DECODER) += riscv/vp9_intra_rvi.o \
riscv/vp9_mc_rvi.o
RVV-OBJS-$(CONFIG_VP9_DECODER) += riscv/vp9_intra_rvv.o
OBJS-$(CONFIG_VORBIS_DECODER) += riscv/vorbisdsp_init.o
RVV-OBJS-$(CONFIG_VORBIS_DECODER) += riscv/vorbisdsp_rvv.o

105
libavcodec/riscv/vp9_mc_rvi.S Normal file
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@ -0,0 +1,105 @@
/*
* Copyright (c) 2024 Institue of Software Chinese Academy of Sciences (ISCAS).
*
* 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/riscv/asm.S"
#if __riscv_xlen >= 64
func ff_copy64_rvi
1:
addi a4, a4, -1
ld t0, (a2)
ld t1, 8(a2)
ld t2, 16(a2)
ld t3, 24(a2)
ld t4, 32(a2)
ld t5, 40(a2)
ld t6, 48(a2)
ld a7, 56(a2)
sd t0, (a0)
sd t1, 8(a0)
sd t2, 16(a0)
sd t3, 24(a0)
sd t4, 32(a0)
sd t5, 40(a0)
sd t6, 48(a0)
sd a7, 56(a0)
add a2, a2, a3
add a0, a0, a1
bnez a4, 1b
ret
endfunc
func ff_copy32_rvi
1:
addi a4, a4, -1
ld t0, (a2)
ld t1, 8(a2)
ld t2, 16(a2)
ld t3, 24(a2)
sd t0, (a0)
sd t1, 8(a0)
sd t2, 16(a0)
sd t3, 24(a0)
add a2, a2, a3
add a0, a0, a1
bnez a4, 1b
ret
endfunc
func ff_copy16_rvi
1:
addi a4, a4, -1
ld t0, (a2)
ld t1, 8(a2)
sd t0, (a0)
sd t1, 8(a0)
add a2, a2, a3
add a0, a0, a1
bnez a4, 1b
ret
endfunc
func ff_copy8_rvi
1:
addi a4, a4, -1
ld t0, (a2)
sd t0, (a0)
add a2, a2, a3
add a0, a0, a1
bnez a4, 1b
ret
endfunc
#endif
func ff_copy4_rvi
1:
addi a4, a4, -1
lw t0, (a2)
sw t0, (a0)
add a2, a2, a3
add a0, a0, a1
bnez a4, 1b
ret
endfunc

3
libavcodec/riscv/vp9dsp.h
View File

@ -167,6 +167,9 @@ void ff_copy##SIZE##_rvi(uint8_t *dst, ptrdiff_t dststride, \
const uint8_t *src, ptrdiff_t srcstride, \
int h, int mx, int my);
VP9_COPY_RISCV_RVI_FUNC(64);
VP9_COPY_RISCV_RVI_FUNC(32);
VP9_COPY_RISCV_RVI_FUNC(16);
VP9_COPY_RISCV_RVI_FUNC(8);
VP9_COPY_RISCV_RVI_FUNC(4);

28
libavcodec/riscv/vp9dsp_init.c
View File

@ -24,6 +24,33 @@
#include "libavcodec/vp9dsp.h"
#include "vp9dsp.h"
static av_cold void vp9dsp_mc_init_riscv(VP9DSPContext *dsp, int bpp)
{
#if HAVE_RV
int flags = av_get_cpu_flags();
# if __riscv_xlen >= 64
if (bpp == 8 && (flags & AV_CPU_FLAG_RV_MISALIGNED)) {
#define init_fpel(idx1, sz) \
dsp->mc[idx1][FILTER_8TAP_SMOOTH ][0][0][0] = ff_copy##sz##_rvi; \
dsp->mc[idx1][FILTER_8TAP_REGULAR][0][0][0] = ff_copy##sz##_rvi; \
dsp->mc[idx1][FILTER_8TAP_SHARP ][0][0][0] = ff_copy##sz##_rvi; \
dsp->mc[idx1][FILTER_BILINEAR ][0][0][0] = ff_copy##sz##_rvi
init_fpel(0, 64);
init_fpel(1, 32);
init_fpel(2, 16);
init_fpel(3, 8);
init_fpel(4, 4);
#undef init_fpel
}
# endif
#endif
}
static av_cold void vp9dsp_intrapred_init_riscv(VP9DSPContext *dsp, int bpp)
{
#if HAVE_RV
@ -67,4 +94,5 @@ static av_cold void vp9dsp_intrapred_init_riscv(VP9DSPContext *dsp, int bpp)
av_cold void ff_vp9dsp_init_riscv(VP9DSPContext *dsp, int bpp, int bitexact)
{
vp9dsp_intrapred_init_riscv(dsp, bpp);
vp9dsp_mc_init_riscv(dsp, bpp);
}