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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-02 03:06:28 +02:00
FFmpeg/libavcodec/riscv/svqenc_init.c
sunyuechi 8e23ebe6f9 lavc/svq1enc: R-V V ssd_int8_vs_int16
C908
ssd_int8_vs_int16_c: 207.7
ssd_int8_vs_int16_rvv_i32: 14.2

Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>
2024-01-17 17:49:54 +02:00

42 lines
1.3 KiB
C

/*
* Copyright (c) 2023 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 "libavcodec/svq1encdsp.h"
int ff_ssd_int8_vs_int16_rvv(const int8_t *pix1, const int16_t *pix2,
intptr_t size);
av_cold void ff_svq1enc_init_riscv(SVQ1EncDSPContext *c)
{
#if HAVE_RVV
int flags = av_get_cpu_flags();
if (flags & AV_CPU_FLAG_RVV_I32) {
if (flags & AV_CPU_FLAG_RVB_ADDR) {
c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_rvv;
}
}
#endif
}