COPYRIGHT NOTICE: Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc. (libpng versions 0.5, May 1995, through 0.89c, May 1996) Copyright (c) 1996, 1997 Andreas Dilger (libpng versions 0.90, December 1996, through 0.96, May 1997) Copyright (c) 1998, 1999 Glenn Randers-Pehrson (libpng versions 0.97, January 1998, through 1.0.5d, November 29, 1999) For the purposes of this copyright and license, "Contributing Authors" is defined as the following set of individuals: John Bowler Kevin Bracey Sam Bushell Andreas Dilger Magnus Holmgren Tom Lane Dave Martindale Glenn Randers-Pehrson Greg Roelofs Guy Eric Schalnat Paul Schmidt Tom Tanner Willem van Schaik 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 file "pngnow.png". Libpng is OSI Certified Open Source Software. OSI Certified is a certification mark of the Open Source Initiative. Glenn Randers-Pehrson randeg@alum.rpi.edu November 29, 1999