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Code Issues Releases Activity

lavc/huffyuvdsp: R-V V add_int16

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add_int16_128_c:      2390.5
add_int16_128_rvv_i32: 832.0
add_int16_rnd_width_c:      2390.2
add_int16_rnd_width_rvv_i32: 832.5
This commit is contained in:
Rémi Denis-Courmont 2023-10-28 16:54:37 +03:00
parent 7e1cdc69fb
commit 424c8ceb08
5 changed files with 81 additions and 1 deletions
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4
libavcodec/huffyuvdsp.c
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@ -87,7 +87,9 @@ av_cold void ff_huffyuvdsp_init(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt
c->add_hfyu_median_pred_int16 = add_hfyu_median_pred_int16_c;
c->add_hfyu_left_pred_bgr32 = add_hfyu_left_pred_bgr32_c;
#if ARCH_X86
#if ARCH_RISCV
ff_huffyuvdsp_init_riscv(c, pix_fmt);
#elif ARCH_X86
ff_huffyuvdsp_init_x86(c, pix_fmt);
#endif
}

2
libavcodec/huffyuvdsp.h
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@ -34,6 +34,8 @@ typedef struct HuffYUVDSPContext {
} HuffYUVDSPContext;
void ff_huffyuvdsp_init(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt);
void ff_huffyuvdsp_init_riscv(HuffYUVDSPContext *c,
enum AVPixelFormat pix_fmt);
void ff_huffyuvdsp_init_x86(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt);
#endif /* AVCODEC_HUFFYUVDSP_H */

2
libavcodec/riscv/Makefile
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@ -18,6 +18,8 @@ OBJS-$(CONFIG_G722DSP) += riscv/g722dsp_init.o
RVV-OBJS-$(CONFIG_G722DSP) += riscv/g722dsp_rvv.o
OBJS-$(CONFIG_H264CHROMA) += riscv/h264_chroma_init_riscv.o
RVV-OBJS-$(CONFIG_H264CHROMA) += riscv/h264_mc_chroma.o
OBJS-$(CONFIG_HUFFYUV_DECODER) += riscv/huffyuvdsp_init.o
RVV-OBJS-$(CONFIG_HUFFYUV_DECODER) += riscv/huffyuvdsp_rvv.o
OBJS-$(CONFIG_IDCTDSP) += riscv/idctdsp_init.o
RVV-OBJS-$(CONFIG_IDCTDSP) += riscv/idctdsp_rvv.o
OBJS-$(CONFIG_OPUS_DECODER) += riscv/opusdsp_init.o

37
libavcodec/riscv/huffyuvdsp_init.c Normal file
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@ -0,0 +1,37 @@
/*
* Copyright © 2023 Rémi Denis-Courmont.
*
* 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 "libavcodec/huffyuvdsp.h"
void ff_add_int16_rvv(uint16_t *dst, const uint16_t *src, unsigned m, int w);
av_cold void ff_huffyuvdsp_init_riscv(HuffYUVDSPContext *c,
enum AVPixelFormat pix_fmt)
{
#if HAVE_RVV
int flags = av_get_cpu_flags();
if ((flags & AV_CPU_FLAG_RVV_I32) && (flags & AV_CPU_FLAG_RVB_ADDR))
c->add_int16 = ff_add_int16_rvv;
#endif
}

37
libavcodec/riscv/huffyuvdsp_rvv.S Normal file
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@ -0,0 +1,37 @@
/*
* Copyright © 2023 Rémi Denis-Courmont.
*
* 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"
func ff_add_int16_rvv, zve32x
1:
vsetvli t0, a3, e16, m8, ta, ma
vle16.v v16, (a0)
sub a3, a3, t0
vle16.v v24, (a1)
sh1add a1, t0, a1
vadd.vv v16, v16, v24
vand.vx v16, v16, a2
vse16.v v16, (a0)
sh1add a0, t0, a0
bnez a3, 1b
ret
endfunc