+ −
This copy of the libpng notices is provided for your convenience. In case of+ −
any discrepancy between this copy and the notices in the file png.h that is+ −
included in the libpng distribution, the latter shall prevail.+ −
+ −
COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:+ −
+ −
If you modify libpng you may insert additional notices immediately following+ −
this sentence.+ −
+ −
This code is released under the libpng license.+ −
+ −
libpng versions 1.2.6, August 15, 2004, through 1.2.40, September 10, 2009, are+ −
Copyright (c) 2004, 2006-2009 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+ −
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 defined 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+ −
fitness 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. specifically permit, without+ −
fee, and encourage the use of this source code as a component to+ −
supporting the PNG file 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+ −
files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31).+ −
+ −
Libpng is OSI Certified Open Source Software. OSI Certified Open Source is a+ −
certification mark of the Open Source Initiative.+ −
+ −
Glenn Randers-Pehrson+ −
glennrp at users.sourceforge.net+ −
September 10, 2009+ −