mirror of https://git.ffmpeg.org/ffmpeg.git
51 lines
2.2 KiB
C
51 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2023 SiFive, Inc. All rights reserved.
|
|
*
|
|
* 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 <stdint.h>
|
|
|
|
#include "libavutil/attributes.h"
|
|
#include "libavutil/riscv/cpu.h"
|
|
#include "libavcodec/h264chroma.h"
|
|
#include "config.h"
|
|
|
|
void h264_put_chroma_mc8_rvv(uint8_t *p_dst, const uint8_t *p_src, ptrdiff_t stride, int h, int x, int y);
|
|
void h264_avg_chroma_mc8_rvv(uint8_t *p_dst, const uint8_t *p_src, ptrdiff_t stride, int h, int x, int y);
|
|
void h264_put_chroma_mc4_rvv(uint8_t *p_dst, const uint8_t *p_src, ptrdiff_t stride, int h, int x, int y);
|
|
void h264_avg_chroma_mc4_rvv(uint8_t *p_dst, const uint8_t *p_src, ptrdiff_t stride, int h, int x, int y);
|
|
void h264_put_chroma_mc2_rvv(uint8_t *p_dst, const uint8_t *p_src, ptrdiff_t stride, int h, int x, int y);
|
|
void h264_avg_chroma_mc2_rvv(uint8_t *p_dst, const uint8_t *p_src, ptrdiff_t stride, int h, int x, int y);
|
|
|
|
av_cold void ff_h264chroma_init_riscv(H264ChromaContext *c, int bit_depth)
|
|
{
|
|
#if HAVE_RVV
|
|
int flags = av_get_cpu_flags();
|
|
|
|
if (bit_depth == 8 && (flags & AV_CPU_FLAG_RVV_I32) &&
|
|
(flags & AV_CPU_FLAG_RVB) && ff_rv_vlen_least(128)) {
|
|
c->put_h264_chroma_pixels_tab[0] = h264_put_chroma_mc8_rvv;
|
|
c->avg_h264_chroma_pixels_tab[0] = h264_avg_chroma_mc8_rvv;
|
|
c->put_h264_chroma_pixels_tab[1] = h264_put_chroma_mc4_rvv;
|
|
c->avg_h264_chroma_pixels_tab[1] = h264_avg_chroma_mc4_rvv;
|
|
c->put_h264_chroma_pixels_tab[2] = h264_put_chroma_mc2_rvv;
|
|
c->avg_h264_chroma_pixels_tab[2] = h264_avg_chroma_mc2_rvv;
|
|
}
|
|
#endif
|
|
}
|