2 * Copyright (c) 2024 Institue of Software Chinese Academy of Sciences (ISCAS).
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #include "libavutil/attributes.h"
24 #include "libavutil/cpu.h"
25 #include "libavutil/riscv/cpu.h"
26 #include "libavcodec/rv34dsp.h"
28 void ff_put_rv40_chroma_mc8_rvv(uint8_t *dst
, const uint8_t *src
, ptrdiff_t stride
,
30 void ff_put_rv40_chroma_mc4_rvv(uint8_t *dst
, const uint8_t *src
, ptrdiff_t stride
,
33 void ff_avg_rv40_chroma_mc8_rvv(uint8_t *dst
, const uint8_t *src
, ptrdiff_t stride
,
35 void ff_avg_rv40_chroma_mc4_rvv(uint8_t *dst
, const uint8_t *src
, ptrdiff_t stride
,
38 av_cold
void ff_rv40dsp_init_riscv(RV34DSPContext
*c
)
41 int flags
= av_get_cpu_flags();
43 if ((flags
& AV_CPU_FLAG_RVV_I32
) && ff_rv_vlen_least(128) &&
44 (flags
& AV_CPU_FLAG_RVB_ADDR
)) {
45 c
->put_chroma_pixels_tab
[0] = ff_put_rv40_chroma_mc8_rvv
;
46 c
->put_chroma_pixels_tab
[1] = ff_put_rv40_chroma_mc4_rvv
;
47 c
->avg_chroma_pixels_tab
[0] = ff_avg_rv40_chroma_mc8_rvv
;
48 c
->avg_chroma_pixels_tab
[1] = ff_avg_rv40_chroma_mc4_rvv
;