root/libavcodec/aarch64/videodsp_init.c

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DEFINITIONS

This source file includes following definitions.
  1. ff_videodsp_init_aarch64
/*
 * 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 "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/aarch64/cpu.h"
#include "libavcodec/videodsp.h"

void ff_prefetch_aarch64(uint8_t *mem, ptrdiff_t stride, int h);

av_cold void ff_videodsp_init_aarch64(VideoDSPContext *ctx, int bpc)
{
    int cpu_flags = av_get_cpu_flags();

    if (have_armv8(cpu_flags))
        ctx->prefetch = ff_prefetch_aarch64;
}
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