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Table Of Contents
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ABBYY® FineReader PDF Users Guide
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.
END OF COPYRIGHT NOTICE, DISCLAIMER, and LICENSE.
LibPNG 1.2.6.
libpng versions 1.2.6, August 15, 2004, through 1.2.29, May 8, 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