1 2This copy of the libpng notices is provided for your convenience. In case of 3any discrepancy between this copy and the notices in the file png.h that is 4included in the libpng distribution, the latter shall prevail. 5 6COPYRIGHT NOTICE, DISCLAIMER, and LICENSE: 7 8If you modify libpng you may insert additional notices immediately following 9this sentence. 10 11This code is released under the libpng license. 12 13libpng versions 1.2.6, August 15, 2004, through 1.2.46, July 9, 2011, are 14Copyright (c) 2004, 2006-2009 Glenn Randers-Pehrson, and are 15distributed according to the same disclaimer and license as libpng-1.2.5 16with the following individual added to the list of Contributing Authors 17 18 Cosmin Truta 19 20libpng versions 1.0.7, July 1, 2000, through 1.2.5 - October 3, 2002, are 21Copyright (c) 2000-2002 Glenn Randers-Pehrson, and are 22distributed according to the same disclaimer and license as libpng-1.0.6 23with the following individuals added to the list of Contributing Authors 24 25 Simon-Pierre Cadieux 26 Eric S. Raymond 27 Gilles Vollant 28 29and with the following additions to the disclaimer: 30 31 There is no warranty against interference with your enjoyment of the 32 library or against infringement. There is no warranty that our 33 efforts or the library will fulfill any of your particular purposes 34 or needs. This library is provided with all faults, and the entire 35 risk of satisfactory quality, performance, accuracy, and effort is with 36 the user. 37 38libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are 39Copyright (c) 1998, 1999 Glenn Randers-Pehrson, and are 40distributed according to the same disclaimer and license as libpng-0.96, 41with the following individuals added to the list of Contributing Authors: 42 43 Tom Lane 44 Glenn Randers-Pehrson 45 Willem van Schaik 46 47libpng versions 0.89, June 1996, through 0.96, May 1997, are 48Copyright (c) 1996, 1997 Andreas Dilger 49Distributed according to the same disclaimer and license as libpng-0.88, 50with the following individuals added to the list of Contributing Authors: 51 52 John Bowler 53 Kevin Bracey 54 Sam Bushell 55 Magnus Holmgren 56 Greg Roelofs 57 Tom Tanner 58 59libpng versions 0.5, May 1995, through 0.88, January 1996, are 60Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc. 61 62For the purposes of this copyright and license, "Contributing Authors" 63is defined as the following set of individuals: 64 65 Andreas Dilger 66 Dave Martindale 67 Guy Eric Schalnat 68 Paul Schmidt 69 Tim Wegner 70 71The PNG Reference Library is supplied "AS IS". The Contributing Authors 72and Group 42, Inc. disclaim all warranties, expressed or implied, 73including, without limitation, the warranties of merchantability and of 74fitness for any purpose. The Contributing Authors and Group 42, Inc. 75assume no liability for direct, indirect, incidental, special, exemplary, 76or consequential damages, which may result from the use of the PNG 77Reference Library, even if advised of the possibility of such damage. 78 79Permission is hereby granted to use, copy, modify, and distribute this 80source code, or portions hereof, for any purpose, without fee, subject 81to the following restrictions: 82 831. The origin of this source code must not be misrepresented. 84 852. Altered versions must be plainly marked as such and must not 86 be misrepresented as being the original source. 87 883. This Copyright notice may not be removed or altered from any 89 source or altered source distribution. 90 91The Contributing Authors and Group 42, Inc. specifically permit, without 92fee, and encourage the use of this source code as a component to 93supporting the PNG file format in commercial products. If you use this 94source code in a product, acknowledgment is not required but would be 95appreciated. 96 97 98A "png_get_copyright" function is available, for convenient use in "about" 99boxes and the like: 100 101 printf("%s",png_get_copyright(NULL)); 102 103Also, the PNG logo (in PNG format, of course) is supplied in the 104files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31). 105 106Libpng is OSI Certified Open Source Software. OSI Certified Open Source is a 107certification mark of the Open Source Initiative. 108 109Glenn Randers-Pehrson 110glennrp at users.sourceforge.net 111July 9, 2011 112
