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libavcodec
aarch64
videodsp_init.c
Go to the documentation of this file.
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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 "
libavutil/attributes.h
"
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#include "
libavutil/cpu.h
"
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#include "
libavutil/aarch64/cpu.h
"
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#include "
libavcodec/videodsp.h
"
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void
ff_prefetch_aarch64
(
uint8_t
*
mem
, ptrdiff_t
stride
,
int
h);
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av_cold
void
ff_videodsp_init_aarch64
(
VideoDSPContext
*ctx,
int
bpc)
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{
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int
cpu_flags =
av_get_cpu_flags
();
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if
(
have_armv8
(cpu_flags))
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ctx->
prefetch
=
ff_prefetch_aarch64
;
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}
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