1 ## libpng v1.6.35
2
3 ### libpng License
4 <pre>
5
6 This copy of the libpng notices is provided for your convenience. In case of
7 any discrepancy between this copy and the notices in the file png.h that is
8 included in the libpng distribution, the latter shall prevail.
9
10 COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
11
12 If you modify libpng you may insert additional notices immediately following
13 this sentence.
14
15 This code is released under the libpng license.
16
17 libpng versions 1.0.7, July 1, 2000 through 1.6.35, September 29, 2017 are
18 Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson, are
19 derived from libpng-1.0.6, and are distributed according to the same
20 disclaimer and license as libpng-1.0.6 with the following individuals
21 added to the list of Contributing Authors:
22
23 Simon-Pierre Cadieux
24 Eric S. Raymond
25 Mans Rullgard
26 Cosmin Truta
27 Gilles Vollant
28 James Yu
29 Mandar Sahastrabuddhe
30 Google Inc.
31 Vadim Barkov
32
33 and with the following additions to the disclaimer:
34
35 There is no warranty against interference with your enjoyment of the
36 library or against infringement. There is no warranty that our
37 efforts or the library will fulfill any of your particular purposes
38 or needs. This library is provided with all faults, and the entire
39 risk of satisfactory quality, performance, accuracy, and effort is with
40 the user.
41
42 Some files in the "contrib" directory and some configure-generated
43 files that are distributed with libpng have other copyright owners and
44 are released under other open source licenses.
45
46 libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are
47 Copyright (c) 1998-2000 Glenn Randers-Pehrson, are derived from
48 libpng-0.96, and are distributed according to the same disclaimer and
49 license as libpng-0.96, with the following individuals added to the list
50 of Contributing Authors:
51
52 Tom Lane
53 Glenn Randers-Pehrson
54 Willem van Schaik
55
56 libpng versions 0.89, June 1996, through 0.96, May 1997, are
57 Copyright (c) 1996-1997 Andreas Dilger, are derived from libpng-0.88,
58 and are distributed according to the same disclaimer and license as
59 libpng-0.88, with the following individuals added to the list of
60 Contributing Authors:
61
62 John Bowler
63 Kevin Bracey
64 Sam Bushell
65 Magnus Holmgren
66 Greg Roelofs
67 Tom Tanner
68
69 Some files in the "scripts" directory have other copyright owners
70 but are released under this license.
71
72 libpng versions 0.5, May 1995, through 0.88, January 1996, are
73 Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
74
75 For the purposes of this copyright and license, "Contributing Authors"
76 is defined as the following set of individuals:
77
78 Andreas Dilger
79 Dave Martindale
80 Guy Eric Schalnat
81 Paul Schmidt
82 Tim Wegner
83
84 The PNG Reference Library is supplied "AS IS". The Contributing Authors
85 and Group 42, Inc. disclaim all warranties, expressed or implied,
86 including, without limitation, the warranties of merchantability and of
87 fitness for any purpose. The Contributing Authors and Group 42, Inc.
88 assume no liability for direct, indirect, incidental, special, exemplary,
89 or consequential damages, which may result from the use of the PNG
90 Reference Library, even if advised of the possibility of such damage.
91
92 Permission is hereby granted to use, copy, modify, and distribute this
93 source code, or portions hereof, for any purpose, without fee, subject
94 to the following restrictions:
95
96 1. The origin of this source code must not be misrepresented.
97
98 2. Altered versions must be plainly marked as such and must not
99 be misrepresented as being the original source.
100
101 3. This Copyright notice may not be removed or altered from any
102 source or altered source distribution.
103
104 The Contributing Authors and Group 42, Inc. specifically permit, without
105 fee, and encourage the use of this source code as a component to
106 supporting the PNG file format in commercial products. If you use this
107 source code in a product, acknowledgment is not required but would be
108 appreciated.
109
110 END OF COPYRIGHT NOTICE, DISCLAIMER, and LICENSE.
111
112 </pre>
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1 ## libpng v1.6.37
2
3 ### libpng License
4 <pre>
5
6 COPYRIGHT NOTICE, DISCLAIMER, and LICENSE
7 =========================================
8
9 PNG Reference Library License version 2
10 ---------------------------------------
11
12 * Copyright (c) 1995-2019 The PNG Reference Library Authors.
13 * Copyright (c) 2018-2019 Cosmin Truta.
14 * Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson.
15 * Copyright (c) 1996-1997 Andreas Dilger.
16 * Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
17
18 The software is supplied "as is", without warranty of any kind,
19 express or implied, including, without limitation, the warranties
20 of merchantability, fitness for a particular purpose, title, and
21 non-infringement. In no event shall the Copyright owners, or
22 anyone distributing the software, be liable for any damages or
23 other liability, whether in contract, tort or otherwise, arising
24 from, out of, or in connection with the software, or the use or
25 other dealings in the software, even if advised of the possibility
26 of such damage.
27
28 Permission is hereby granted to use, copy, modify, and distribute
29 this software, or portions hereof, for any purpose, without fee,
30 subject to the following restrictions:
31
32 1. The origin of this software must not be misrepresented; you
33 must not claim that you wrote the original software. If you
34 use this software in a product, an acknowledgment in the product
35 documentation would be appreciated, but is not required.
36
37 2. Altered source versions must be plainly marked as such, and must
38 not be misrepresented as being the original software.
39
40 3. This Copyright notice may not be removed or altered from any
41 source or altered source distribution.
42
43
44 PNG Reference Library License version 1 (for libpng 0.5 through 1.6.35)
45 -----------------------------------------------------------------------
46
47 libpng versions 1.0.7, July 1, 2000, through 1.6.35, July 15, 2018 are
48 Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson, are
49 derived from libpng-1.0.6, and are distributed according to the same
50 disclaimer and license as libpng-1.0.6 with the following individuals
51 added to the list of Contributing Authors:
52
53 Simon-Pierre Cadieux
54 Eric S. Raymond
55 Mans Rullgard
56 Cosmin Truta
57 Gilles Vollant
58 James Yu
59 Mandar Sahastrabuddhe
60 Google Inc.
61 Vadim Barkov
62
63 and with the following additions to the disclaimer:
64
65 There is no warranty against interference with your enjoyment of
66 the library or against infringement. There is no warranty that our
67 efforts or the library will fulfill any of your particular purposes
68 or needs. This library is provided with all faults, and the entire
69 risk of satisfactory quality, performance, accuracy, and effort is
70 with the user.
71
72 Some files in the "contrib" directory and some configure-generated
73 files that are distributed with libpng have other copyright owners, and
74 are released under other open source licenses.
75
76 libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are
77 Copyright (c) 1998-2000 Glenn Randers-Pehrson, are derived from
78 libpng-0.96, and are distributed according to the same disclaimer and
79 license as libpng-0.96, with the following individuals added to the
80 list of Contributing Authors:
81
82 Tom Lane
83 Glenn Randers-Pehrson
84 Willem van Schaik
85
86 libpng versions 0.89, June 1996, through 0.96, May 1997, are
87 Copyright (c) 1996-1997 Andreas Dilger, are derived from libpng-0.88,
88 and are distributed according to the same disclaimer and license as
89 libpng-0.88, with the following individuals added to the list of
90 Contributing Authors:
91
92 John Bowler
93 Kevin Bracey
94 Sam Bushell
95 Magnus Holmgren
96 Greg Roelofs
97 Tom Tanner
98
99 Some files in the "scripts" directory have other copyright owners,
100 but are released under this license.
101
102 libpng versions 0.5, May 1995, through 0.88, January 1996, are
103 Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
104
105 For the purposes of this copyright and license, "Contributing Authors"
106 is defined as the following set of individuals:
107
108 Andreas Dilger
109 Dave Martindale
110 Guy Eric Schalnat
111 Paul Schmidt
112 Tim Wegner
113
114 The PNG Reference Library is supplied "AS IS". The Contributing
115 Authors and Group 42, Inc. disclaim all warranties, expressed or
116 implied, including, without limitation, the warranties of
117 merchantability and of fitness for any purpose. The Contributing
118 Authors and Group 42, Inc. assume no liability for direct, indirect,
119 incidental, special, exemplary, or consequential damages, which may
120 result from the use of the PNG Reference Library, even if advised of
121 the possibility of such damage.
122
123 Permission is hereby granted to use, copy, modify, and distribute this
124 source code, or portions hereof, for any purpose, without fee, subject
125 to the following restrictions:
126
127 1. The origin of this source code must not be misrepresented.
128
129 2. Altered versions must be plainly marked as such and must not
130 be misrepresented as being the original source.
131
132 3. This Copyright notice may not be removed or altered from any
133 source or altered source distribution.
134
135 The Contributing Authors and Group 42, Inc. specifically permit,
136 without fee, and encourage the use of this source code as a component
137 to supporting the PNG file format in commercial products. If you use
138 this source code in a product, acknowledgment is not required but would
139 be appreciated.
140
141 </pre>
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