src/png/LICENSE


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.

libpng versions 1.0.7, July 1, 2000, through 1.2.5rc3, September 18, 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
randeg@alum.rpi.edu
September 18, 2002
Commit	Line	Data
	1
	2	This copy of the libpng notices is provided for your convenience. In case of
	3	any discrepancy between this copy and the notices in the file png.h that is
	4	included in the libpng distribution, the latter shall prevail.
	5
	6	COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
	7
	8	If you modify libpng you may insert additional notices immediately following
	9	this sentence.
	10
	11	libpng versions 1.0.7, July 1, 2000, through 1.2.5rc3, September 18, 2002, are
	12	Copyright (c) 2000-2002 Glenn Randers-Pehrson
	13	and are distributed according to the same disclaimer and license as libpng-1.0.6
	14	with the following individuals added to the list of Contributing Authors
	15
	16	Simon-Pierre Cadieux
	17	Eric S. Raymond
	18	Gilles Vollant
	19
	20	and with the following additions to the disclaimer:
	21
	22	There is no warranty against interference with your enjoyment of the
	23	library or against infringement. There is no warranty that our
	24	efforts or the library will fulfill any of your particular purposes
	25	or needs. This library is provided with all faults, and the entire
	26	risk of satisfactory quality, performance, accuracy, and effort is with
	27	the user.
	28
	29	libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are
	30	Copyright (c) 1998, 1999 Glenn Randers-Pehrson, and are
	31	distributed according to the same disclaimer and license as libpng-0.96,
	32	with the following individuals added to the list of Contributing Authors:
	33
	34	Tom Lane
	35	Glenn Randers-Pehrson
	36	Willem van Schaik
	37
	38	libpng versions 0.89, June 1996, through 0.96, May 1997, are
	39	Copyright (c) 1996, 1997 Andreas Dilger
	40	Distributed according to the same disclaimer and license as libpng-0.88,
	41	with the following individuals added to the list of Contributing Authors:
	42
	43	John Bowler
	44	Kevin Bracey
	45	Sam Bushell
	46	Magnus Holmgren
	47	Greg Roelofs
	48	Tom Tanner
	49
	50	libpng versions 0.5, May 1995, through 0.88, January 1996, are
	51	Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
	52
	53	For the purposes of this copyright and license, "Contributing Authors"
	54	is defined as the following set of individuals:
	55
	56	Andreas Dilger
	57	Dave Martindale
	58	Guy Eric Schalnat
	59	Paul Schmidt
	60	Tim Wegner
	61
	62	The PNG Reference Library is supplied "AS IS". The Contributing Authors
	63	and Group 42, Inc. disclaim all warranties, expressed or implied,
	64	including, without limitation, the warranties of merchantability and of
	65	fitness for any purpose. The Contributing Authors and Group 42, Inc.
	66	assume no liability for direct, indirect, incidental, special, exemplary,
	67	or consequential damages, which may result from the use of the PNG
	68	Reference Library, even if advised of the possibility of such damage.
	69
	70	Permission is hereby granted to use, copy, modify, and distribute this
	71	source code, or portions hereof, for any purpose, without fee, subject
	72	to the following restrictions:
	73
	74	1. The origin of this source code must not be misrepresented.
	75
	76	2. Altered versions must be plainly marked as such and must not
	77	be misrepresented as being the original source.
	78
	79	3. This Copyright notice may not be removed or altered from any
	80	source or altered source distribution.
	81
	82	The Contributing Authors and Group 42, Inc. specifically permit, without
	83	fee, and encourage the use of this source code as a component to
	84	supporting the PNG file format in commercial products. If you use this
	85	source code in a product, acknowledgment is not required but would be
	86	appreciated.
	87
	88
	89	A "png_get_copyright" function is available, for convenient use in "about"
	90	boxes and the like:
	91
	92	printf("%s",png_get_copyright(NULL));
	93
	94	Also, the PNG logo (in PNG format, of course) is supplied in the
	95	files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31).
	96
	97	Libpng is OSI Certified Open Source Software. OSI Certified Open Source is a
	98	certification mark of the Open Source Initiative.
	99
	100	Glenn Randers-Pehrson
	101	randeg@alum.rpi.edu
	102	September 18, 2002