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EXHIBIT F
libpng
COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
If you modify libpng you may insert additional notices immediately following this sentence.
libpng versions 1.2.6, August 15, 2004, through 1.2.18, May 15, 2007, are Copyright (c) 2004, 2006-2007 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 fulfi ll 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
Sam Bushell
Magnus Holmgren
Greg Roelofs
Tom Tanner
libpng versions 0.5, May 1995, through 0.88, January 1996, are Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
For the purposes of this copyright and license, “”Contributing Authors” is defi ned as the following set of individuals:
Andreas Dilger
Dave Martindale
Guy Eric Schalnat
Paul Schmidt
Tim Wegner
The PNG Reference Library is supplied “AS IS". The Contributing Authors and Group 42, Inc. disclaim all warranties,
expressed or implied, including, without limitation, the warranties of merchantability and of fi tness for any purpose.
The Contributing Authors and Group 42, Inc. assume no liability for direct, indirect, incidental, special, exemplary, or
consequential damages, which may result from the use of the PNG Reference Library, even if advised of the possibility of
such damage.
Permission is hereby granted to use, copy, modify, and distribute this source code, or portions hereof, for any purpose, without
fee, subject to the following restrictions:
1. The origin of this source code must not be misrepresented.
2. Altered versions must be plainly marked as such and must not be misrepresented as being the original source.
3. This Copyright notice may not be removed or altered from any source or altered source distribution.
The Contributing Authors and Group 42, Inc. specifi cally permit, without fee, and encourage the use of this source code as a
component to supporting the PNG fi le format in commercial products.
If you use this source code in a product, acknowledgment is not required but would be appreciated.
A “png_get_copyright” function is available, for convenient use in “about” boxes and the like:
printf("%s",png_get_copyright(NULL));
Also, the PNG logo (in PNG format, of course) is supplied in the fi les “pngbar.png” and “pngbar.jpg (88x31) and “pngnow.
png” (98x31).
Libpng is OSI Certifi ed Open Source Software. OSI Certifi ed Open Source is a certifi cation mark of the Open Source
Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
May 15, 2007