Copyright for libpng1.6 source package in Nile V2.0

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: libpng
Source: http://www.libpng.org/pub/png/

Files: *
Copyright: 1995-2024 The PNG Reference Library Authors.
           1998-2018 Glenn Randers-Pehrson
           2018-2024 Cosmin Truta
License: libpng

Files: arm/*
Copyright: 2018-2019 Cosmin Truta
           2017-2018 Arm Holdings. All rights reserved.
           2014,2016 Glenn Randers-Pehrson
License: libpng

Files: contrib/pngexif/*
Copyright: 2017-2020 Cosmin Truta
License: expat

Files: contrib/pngminus/*
Copyright: 1999-2019 Willem van Schaik
License: expat

Files: contrib/tools/*
Copyright: 2013-2024 John Cunningham Bowler
           2015 Glenn Randers-Pehrson
License: libpng

Files: pngwutil.c pngstruct.h pngwrite.c pnginfo.h pngrio.c png.h
       pngread.c pngwio.c pngrutil.c pngmem.c pngget.c pngtest.c
       pngrtran.c pngpriv.h pngset.c pngpread.c
       pngdebug.h pngerror.c pngwtran.c png.c pngtrans.c example.c
Copyright: 1996, 1997 Andreas Dilger
           1995, 1996 Guy Eric Schalnat, Group 42, Inc.
           1998-2013 Glenn Randers-Pehrson
           2018-2022 Cosmin Truta
License: libpng

Files: contrib/gregbook/*
       contrib/visupng/resource.h
       contrib/visupng/cexcept.h
Copyright: 2000-2008 Adam M. Costello and Cosmin Truta
           1998-2017 Greg Roelofs
License: GPL-2+ or BSD-like-with-advertising-clause

Files: contrib/visupng/PngFile.c contrib/visupng/PngFile.h
       contrib/visupng/VisualPng.c
Copyright: 2000,2017 Willem van Schaik
License: libpng

Files: contrib/libtests/tarith.c
Copyright: 2011-2013 John Cunningham Bowler
           2021 Cosmin Truta
License: libpng

Files: contrib/oss-fuzz/*
Copyright: 2017 Glenn Randers-Pehrson
           2016 Google Inc.
License: libpng OR Apache-2.0 OR BSD-3-clause

Files: contrib/oss-fuzz/Dockerfile
Copyright: 2016 Google Inc.
License: Apache-2.0

Files: debian/*
Copyright:      2001 Philippe Troin 
                2002 Junichi Uekawa 
                2003 Josselin Mouette 
           2006-2009 Anibal Monsalve Salazar 
           2011-2014 Nobuhiro Iwamatsu 
           2016-2024 Gianfranco Costamagna 
           2016-2017 Tobias Frost 
License: GPL-2+

License: expat
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
 "Software"), to deal in the Software without restriction, including
 without limitation the rights to use, copy, modify, merge, publish,
 distribute, sublicense, and/or sell copies of the Software, and to
 permit persons to whom the Software is furnished to do so, subject to
 the following conditions:
 .
 The above copyright notice and this permission notice shall be
 included in all copies or substantial portions of the Software.
 .
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.

License: GPL-2+
 This package is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.
 .
 This package is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 .
 You should have received a copy of the GNU General Public License
 along with this program. If not, see 
 .
 On Debian systems, the complete text of the GNU General
 Public License version 2 can be found in "/usr/share/common-licenses/GPL-2".

License: BSD-like-with-advertising-clause
 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. Redistributions of source code must retain the above copyright
     notice, disclaimer, and this list of conditions.
 2. Redistributions in binary form must reproduce the above copyright
    notice, disclaimer, and this list of conditions in the documenta-
    tion and/or other materials provided with the distribution.
  3. All advertising materials mentioning features or use of this
     software must display the following acknowledgment:
 .
 This product includes software developed by Greg Roelofs
 and contributors for the book, "PNG: The Definitive Guide,"
 published by O'Reilly and Associates.

License: libpng
 Here is the copyright and license for libpng:
 . 
   libpng versions 1.2.6, August 15, 2004, through 1.5.2, March 31, 2011, are
   Copyright (c) 2004, 2006-2011 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
 .
   (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
   (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
 .
   Authors and maintainers:
   libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
   libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
   libpng versions 0.97, January 1998, through 1.2.26 - April 2, 2008: Glenn
   See also "Contributing Authors", below.
 .
 .
   COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
 .
   If you modify libpng you may insert additional notices immediately following
   this sentence.
 .
   libpng versions 1.2.6, August 15, 2004, through 1.2.26, April 2, 2008, are
   Copyright (c) 2004, 2006-2008 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, 2000 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.
 .
   contrib/pngsuite:
   --------
   (c) Willem van Schaik, 1999, 2011
 .
   Permission to use, copy, modify, and distribute these images for any
   purpose and without fee is hereby granted.

License: Apache-2.0
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
 .
  http://www.apache.org/licenses/LICENSE-2.0
 .
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 .
 On Debian systems, the full text of the Apache License
 can be found in the file `/usr/share/common-licenses/Apache-2.0'.

License: BSD-3-clause
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:
 1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
 2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
 3. Neither the name of the University nor the names of its contributors
    may be used to endorse or promote products derived from this software
    without specific prior written permission.
 .
 THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 SUCH DAMAGE.