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lavc/hevc: R-V V put_pixels(pow2)

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k230               banana_f3
put_hevc_pel_pixels4_8_c:               61.6 ( 1.00x)    69.5 ( 1.00x)
put_hevc_pel_pixels4_8_rvv_i32:         24.6 ( 2.50x)    28.0 ( 2.48x)
put_hevc_pel_pixels8_8_c:              209.8 ( 1.00x)    215.5 ( 1.00x)
put_hevc_pel_pixels8_8_rvv_i32:         52.6 ( 3.99x)    38.2 ( 5.64x)
put_hevc_pel_pixels16_8_c:             839.4 ( 1.00x)    830.0 ( 1.00x)
put_hevc_pel_pixels16_8_rvv_i32:       126.6 ( 6.63x)    90.5 ( 9.17x)
put_hevc_pel_pixels32_8_c:            3246.6 ( 1.00x)    3246.7 ( 1.00x)
put_hevc_pel_pixels32_8_rvv_i32:       311.6 (10.42x)    257.0 (12.63x)
put_hevc_pel_pixels64_8_c:           12894.6 ( 1.00x)    12892.7 ( 1.00x)
put_hevc_pel_pixels64_8_rvv_i32:      1135.8 (11.35x)    778.0 (16.57x)
This commit is contained in:
sunyuechi 2024-12-15 23:56:26 +08:00 committed by Nuo Mi
parent dad062c4f8
commit b3f7440298
5 changed files with 96 additions and 0 deletions
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2
libavcodec/hevc/dsp.c
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@ -265,6 +265,8 @@ int i = 0;
ff_hevc_dsp_init_arm(hevcdsp, bit_depth);
#elif ARCH_PPC
ff_hevc_dsp_init_ppc(hevcdsp, bit_depth);
#elif ARCH_RISCV
ff_hevc_dsp_init_riscv(hevcdsp, bit_depth);
#elif ARCH_WASM
ff_hevc_dsp_init_wasm(hevcdsp, bit_depth);
#elif ARCH_X86

1
libavcodec/hevc/dsp.h
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@ -133,6 +133,7 @@ extern const int8_t ff_hevc_qpel_filters[4][16];
void ff_hevc_dsp_init_aarch64(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_arm(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_ppc(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_riscv(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_wasm(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_mips(HEVCDSPContext *c, const int bit_depth);

2
libavcodec/riscv/Makefile
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@ -35,6 +35,8 @@ RVV-OBJS-$(CONFIG_H264DSP) += riscv/h264addpx_rvv.o riscv/h264dsp_rvv.o \
riscv/h264idct_rvv.o
OBJS-$(CONFIG_H264QPEL) += riscv/h264qpel_init.o
RVV-OBJS-$(CONFIG_H264QPEL) += riscv/h264qpel_rvv.o
OBJS-$(CONFIG_HEVC_DECODER) += riscv/hevcdsp_init.o
RVV-OBJS-$(CONFIG_HEVC_DECODER) += riscv/h26x/h2656_inter_rvv.o
OBJS-$(CONFIG_HUFFYUV_DECODER) += riscv/huffyuvdsp_init.o
RVV-OBJS-$(CONFIG_HUFFYUV_DECODER) += riscv/huffyuvdsp_rvv.o
OBJS-$(CONFIG_IDCTDSP) += riscv/idctdsp_init.o

24
libavcodec/riscv/h26x/h2656_inter_rvv.S Normal file
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@ -0,0 +1,24 @@
/*
* 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 "libavcodec/riscv/h26x/asm.S"
func_put_pixels 256, 64, h2656
func_put_pixels 128, 64, h2656

67
libavcodec/riscv/hevcdsp_init.c Normal file
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@ -0,0 +1,67 @@
/*
* 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 "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/riscv/cpu.h"
#include "libavcodec/hevc/dsp.h"
#include "libavcodec/riscv/h26x/h2656dsp.h"
#define RVV_FNASSIGN(member, v, h, fn, ext) \
member[1][v][h] = ff_h2656_put_pixels_##8_##ext; \
member[3][v][h] = ff_h2656_put_pixels_##8_##ext; \
member[5][v][h] = ff_h2656_put_pixels_##8_##ext; \
member[7][v][h] = ff_h2656_put_pixels_##8_##ext; \
member[9][v][h] = ff_h2656_put_pixels_##8_##ext;
void ff_hevc_dsp_init_riscv(HEVCDSPContext *c, const int bit_depth)
{
#if HAVE_RVV
const int flags = av_get_cpu_flags();
int vlenb;
if (!(flags & AV_CPU_FLAG_RVV_I32) || !(flags & AV_CPU_FLAG_RVB))
return;
vlenb = ff_get_rv_vlenb();
if (vlenb >= 32) {
switch (bit_depth) {
case 8:
RVV_FNASSIGN(c->put_hevc_qpel, 0, 0, pel_pixels, rvv_256);
RVV_FNASSIGN(c->put_hevc_epel, 0, 0, pel_pixels, rvv_256);
break;
default:
break;
}
} else if (vlenb >= 16) {
switch (bit_depth) {
case 8:
RVV_FNASSIGN(c->put_hevc_qpel, 0, 0, pel_pixels, rvv_128);
RVV_FNASSIGN(c->put_hevc_epel, 0, 0, pel_pixels, rvv_128);
break;
default:
break;
}
}
#endif
}