The x264 encoder software is Copyright (C) 2003-2014 x264 project. http://www.videolan.org/developers/x264.html The x265 encoder software is Copyright (C) 2013-2014 x265 project. http://www.videolan.org/developers/x265.html Avisynth is Copyright (C) 2000 Ben Rudiak-Gould & subsequent developers. http://avisynth.nl/index.php/Main_Page VapourSynth is Copyright (c) 2012-2014 Fredrik Mellbin. http://www.vapoursynth.com/ All third-party binaries included in this distribution package are redistributed in full accordance with the GNU General Public License, version 2. This program 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. This program 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 this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA http://www.gnu.org/licenses/gpl.html