mirror of https://git.ffmpeg.org/ffmpeg.git
46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/*
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* Copyright © 2024 Rémi Denis-Courmont.
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include <stdint.h>
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#include "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavcodec/h264dsp.h"
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extern int ff_startcode_find_candidate_rvb(const uint8_t *, int);
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extern int ff_startcode_find_candidate_rvv(const uint8_t *, int);
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av_cold void ff_h264dsp_init_riscv(H264DSPContext *dsp, const int bit_depth,
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const int chroma_format_idc)
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{
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#if HAVE_RV
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int flags = av_get_cpu_flags();
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if (flags & AV_CPU_FLAG_RVB_BASIC)
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dsp->startcode_find_candidate = ff_startcode_find_candidate_rvb;
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# if HAVE_RVV
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if (flags & AV_CPU_FLAG_RVV_I32)
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dsp->startcode_find_candidate = ff_startcode_find_candidate_rvv;
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# endif
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#endif
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}
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