Instruction manual
89
Notice Concerning Software Governed by the GNU GPL/LGPL
 Appendix
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
documentation files (the “Software”), to deal in the Software without restriction, including without limitation 
the rights to use, copy, modify, merge, publish, distribute, distribute with modifications, sublicense, and/or sell 
copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the 
following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of 
the Software.
THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 
OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE 
OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name(s) of the above copyright holders shall not be used in advertising 
or otherwise to promote the sale, use or other dealings in this Software without prior written authorization.
This product includes software libpng to which the license below applies.
Please note that we cannot respond to inquiries regarding the content of the source code.
libpng versions 1.2.6, August 15, 2004, through 1.5.2, March 31, 2011, are Copyright (c) 2004, 2006-2011 Glenn Randers-
Pehrson, and are distributed according to the same disclaimer and license as libpng-1.2.5 with the following individual 
added to the list of Contributing Authors
Cosmin Truta
libpng versions 1.0.7, July 1, 2000, through 1.2.5 - October 3, 2002, are Copyright (c) 2000-2002 Glenn Randers-Pehrson, 
and are distributed according to the same disclaimer and license as libpng-1.0.6 with the following individuals added to the 
list of Contributing Authors
Simon-Pierre Cadieux
Eric S. Raymond
Gilles Vollant
and with the following additions to the disclaimer:
There is no warranty against interference with your enjoyment of the library or against infringement. There is no 
warranty that our efforts or the library will fulfill any of your particular purposes or needs. This library is provided with 
all faults, and the entire risk of satisfactory quality, performance, accuracy, and effort is with the user.
libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are Copyright (c) 1998, 1999 Glenn Randers-Pehrson, 
and are distributed according to the same disclaimer and license as libpng-0.96, with the following individuals added to the 
list of Contributing Authors:
Tom Lane
Glenn Randers-Pehrson
Willem van Schaik
libpng versions 0.89, June 1996, through 0.96, May 1997, are Copyright (c) 1996, 1997 Andreas Dilger Distributed 
according to the same disclaimer and license as libpng-0.88, with the following individuals added to the list of Contributing 
Authors:
John Bowler
Kevin Bracey










