FFmpeg4/libavcodec/x86/svq1enc_init.c

43 lines
1.4 KiB
C

/*
* Copyright (c) 2007 Loren Merritt
*
* 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 "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/svq1enc.h"
int ff_ssd_int8_vs_int16_mmx(const int8_t *pix1, const int16_t *pix2,
intptr_t size);
int ff_ssd_int8_vs_int16_sse2(const int8_t *pix1, const int16_t *pix2,
intptr_t size);
av_cold void ff_svq1enc_init_x86(SVQ1EncContext *c)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_MMX(cpu_flags)) {
c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_mmx;
}
if (EXTERNAL_SSE2(cpu_flags)) {
c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_sse2;
}
}