FFmpeg/libavcodec/aarch64/mpegvideoencdsp_init.c

50 lines
1.5 KiB
C

/*
* 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 <stddef.h>
#include <stdint.h>
#include "libavutil/attributes.h"
#include "libavutil/aarch64/cpu.h"
#include "libavcodec/mpegvideoencdsp.h"
#include "config.h"
int ff_pix_sum16_neon(const uint8_t *pix, ptrdiff_t line_size);
int ff_pix_norm1_neon(const uint8_t *pix, ptrdiff_t line_size);
#if HAVE_DOTPROD
int ff_pix_norm1_neon_dotprod(const uint8_t *pix, ptrdiff_t line_size);
#endif
av_cold void ff_mpegvideoencdsp_init_aarch64(MpegvideoEncDSPContext *c,
AVCodecContext *avctx)
{
int cpu_flags = av_get_cpu_flags();
if (have_neon(cpu_flags)) {
c->pix_sum = ff_pix_sum16_neon;
c->pix_norm1 = ff_pix_norm1_neon;
}
#if HAVE_DOTPROD
if (have_dotprod(cpu_flags)) {
c->pix_norm1 = ff_pix_norm1_neon_dotprod;
}
#endif
}