1
0
mirror of https://github.com/mpv-player/mpv synced 2024-12-23 07:12:39 +00:00
mpv/common/cpudetect.c
2013-12-21 21:43:17 +01:00

44 lines
1.3 KiB
C

/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <libavutil/cpu.h>
#include "compat/libav.h"
#include "config.h"
#include "common/cpudetect.h"
CpuCaps gCpuCaps;
void GetCpuCaps(CpuCaps *c)
{
memset(c, 0, sizeof(*c));
int flags = av_get_cpu_flags();
#if ARCH_X86
c->hasMMX = flags & AV_CPU_FLAG_MMX;
c->hasMMX2 = flags & AV_CPU_FLAG_MMX2;
c->hasSSE = flags & AV_CPU_FLAG_SSE;
c->hasSSE2 = (flags & AV_CPU_FLAG_SSE2) && !(flags & AV_CPU_FLAG_SSE2SLOW);
c->hasSSE3 = (flags & AV_CPU_FLAG_SSE3) && !(flags & AV_CPU_FLAG_SSE3SLOW);
c->hasSSSE3 = flags & AV_CPU_FLAG_SSSE3;
#endif
}