src/core/cpufeatures.h

   1 /*
   2 * Copyright (c) 2012 Fredrik Mellbin
   3 *
   4 * This file is part of VapourSynth.
   5 *
   6 * VapourSynth is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU Lesser General Public
   8 * License as published by the Free Software Foundation; either
   9 * version 2.1 of the License, or (at your option) any later version.
  10 *
  11 * VapourSynth is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * Lesser General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU Lesser General Public
  17 * License along with VapourSynth; if not, write to the Free Software
  18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19 */
  20
  21 struct CPUFeatures {
  22     // This is to determine if the cpu is up to the minimum requirements in terms of supported instructions
  23     // that the VapourSynth core uses.
  24     // On x86 all features up to sse2 are required.
  25     bool can_run_vs;
  26     // x86
  27     bool sse3;
  28     bool ssse3;
  29     bool sse4_1;
  30     bool sse4_2;
  31     bool fma3;
  32     bool avx;
  33 };
  34
  35 void getCPUFeatures(CPUFeatures *cpuFeatures);