1+ ---
2+ license_expression: libpng-1.6.35
3+ is_license_text: yes
4+ ignorable_copyrights:
5+ - Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
6+ - Copyright (c) 1996-1997 Andreas Dilger
7+ - Copyright (c) 1998-2000 Glenn Randers-Pehrson
8+ - Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson
9+ ignorable_holders:
10+ - Andreas Dilger
11+ - Glenn Randers-Pehrson
12+ - Guy Eric Schalnat, Group 42, Inc.
13+ ---
14+
15+ libpng versions 1.0.7, July 1, 2000, through 1.6.35, July 15, 2018 are
16+ Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson, are
17+ derived from libpng-1.0.6, and are distributed according to the same
18+ disclaimer and license as libpng-1.0.6 with the following individuals
19+ added to the list of Contributing Authors:
20+
21+ Simon-Pierre Cadieux
22+ Eric S. Raymond
23+ Mans Rullgard
24+ Cosmin Truta
25+ Gilles Vollant
26+ James Yu
27+ Mandar Sahastrabuddhe
28+ Google Inc.
29+ Vadim Barkov
30+
31+ and with the following additions to the disclaimer:
32+
33+ There is no warranty against interference with your enjoyment of
34+ the library or against infringement. There is no warranty that our
35+ efforts or the library will fulfill any of your particular purposes
36+ or needs. This library is provided with all faults, and the entire
37+ risk of satisfactory quality, performance, accuracy, and effort is
38+ with the user.
39+
40+ Some files in the "contrib" directory and some configure-generated
41+ files that are distributed with libpng have other copyright owners, and
42+ are released under other open source licenses.
43+
44+ libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are
45+ Copyright (c) 1998-2000 Glenn Randers-Pehrson, are derived from
46+ libpng-0.96, and are distributed according to the same disclaimer and
47+ license as libpng-0.96, with the following individuals added to the
48+ list of Contributing Authors:
49+
50+ Tom Lane
51+ Glenn Randers-Pehrson
52+ Willem van Schaik
53+
54+ libpng versions 0.89, June 1996, through 0.96, May 1997, are
55+ Copyright (c) 1996-1997 Andreas Dilger, are derived from libpng-0.88,
56+ and are distributed according to the same disclaimer and license as
57+ libpng-0.88, with the following individuals added to the list of
58+ Contributing Authors:
59+
60+ John Bowler
61+ Kevin Bracey
62+ Sam Bushell
63+ Magnus Holmgren
64+ Greg Roelofs
65+ Tom Tanner
66+
67+ Some files in the "scripts" directory have other copyright owners,
68+ but are released under this license.
69+
70+ libpng versions 0.5, May 1995, through 0.88, January 1996, are
71+ Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
72+
73+ For the purposes of this copyright and license, "Contributing Authors"
74+ is defined as the following set of individuals:
75+
76+ Andreas Dilger
77+ Dave Martindale
78+ Guy Eric Schalnat
79+ Paul Schmidt
80+ Tim Wegner
81+
82+ The PNG Reference Library is supplied "AS IS". The Contributing
83+ Authors and Group 42, Inc. disclaim all warranties, expressed or
84+ implied, including, without limitation, the warranties of
85+ merchantability and of fitness for any purpose. The Contributing
86+ Authors and Group 42, Inc. assume no liability for direct, indirect,
87+ incidental, special, exemplary, or consequential damages, which may
88+ result from the use of the PNG Reference Library, even if advised of
89+ the possibility of such damage.
90+
91+ Permission is hereby granted to use, copy, modify, and distribute this
92+ source code, or portions hereof, for any purpose, without fee, subject
93+ to the following restrictions:
94+
95+ 1. The origin of this source code must not be misrepresented.
96+
97+ 2. Altered versions must be plainly marked as such and must not
98+ be misrepresented as being the original source.
99+
100+ 3. This Copyright notice may not be removed or altered from any
101+ source or altered source distribution.
102+
103+ The Contributing Authors and Group 42, Inc. specifically permit,
104+ without fee, and encourage the use of this source code as a component
105+ to supporting the PNG file format in commercial products. If you use
106+ this source code in a product, acknowledgment is not required but would
107+ be appreciated.
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