COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
If you modify libpng you may insert additional notices immediately followingthis
sentence.
This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.4.4, September 23, 2010, are
Copyright (c) 2004, 2006-2010 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.
====================================================================
Copyright (C) 1995-2010 Jean-loup Gailly and Mark Adler
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
Jean-loup Gailly
Mark Adler
====================================================================
Portions copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 by
Cold Spring Harbor Laboratory. Funded under Grant P41-RR02188 by the National
Institutes of Health.
Portions copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 by Boutell.Com, Inc.
Portions relating to GD2 format copyright 1999, 2000, 2001, 2002, 2003, 2004 Philip Warner.
Portions relating to PNG copyright 1999, 2000, 2001, 2002, 2003, 2004 Greg Roelofs.
Portions relating to gdttf.c copyright 1999, 2000, 2001, 2002, 2003, 2004 John Ellson
(ellson@graphviz.org).
Portions relating to gdft.c copyright 2001, 2002, 2003, 2004 John Ellson
(ellson@graphviz.org).
Portions relating to JPEG and to color quantization copyright 2000, 2001, 2002, 2003,
2004, Doug Becker and copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
2002, 2003, 2004 Thomas G. Lane. This software is based in part on the work of the
Independent JPEG Group. See the file README-JPEG.TXT for more information.
Portions relating to GIF compression copyright 1989 by Jef Poskanzer and David
Rowley, with modifications for thread safety by Thomas Boutell.
Portions relating to GIF decompression copyright 1990, 1991, 1993 by David Koblas,
with modifications for thread safety by Thomas Boutell.
Portions relating to WBMP copyright 2000, 2001, 2002, 2003, 2004 Maurice Szmurlo and
Johan Van den Brande.
Portions relating to GIF animations copyright 2004 Jaakko Hyv?tti (jaakko.hyvatti@iki.fi)
Permission has been granted to copy, distribute and modify gd in any context without
fee, including a commercial application, provided that this notice is present in user-
accessible supporting documentation.
This does not affect your ownership of the derived work itself, and the intent is to
assure proper credit for the authors of gd, not to interfere with your productive use of
gd. If you have questions, ask. "Derived works" includes all programs that utilize the
library. Credit must be given in user-accessible documentation.
This software is provided "AS IS." The copyright holders disclaim all warranties, either
express or implied, including but not limited to implied warranties of merchantability and
fitness for a particular purpose, with respect to this code and accompanying
documentation.
Although their code does not appear in the current release, the authors also wish to
thank Hutchison Avenue Software Corporation for their prior contributions.
====================================================================
Independent JPEG Group
IJG is an informal group that writes and distributes a widely used free library for JPEG
image compression.
The current version is release 8b of 16-May-2010. This is a stable and solid foundation
for many application's JPEG support.
You can find our code and some supporting documentation in the directory files. There
is a Unix format package in tar.gz archive formatjpegsrc.v8b.tar.gz and a Windows format
package in zip archive format jpegsr8b.zip.
To learn more about how to use JPEG, see the JPEG FAQ. If you'd like to learn about
how JPEG works, start with the?comp.compression FAQ.
The ISO JPEG standards committee has their own?web site. IJG is not affiliated with the ISO
committee.
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