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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.
libtiff (for Pdfium)
Copyright (c) 1988-1997 Sam Leffler
Copyright (c) 1991-1997 Silicon Graphics, Inc.
Permission to use, copy, modify, distribute, and sell this software and its documentation for any
purpose is hereby granted without fee, provided that (i) the above copyright notices and this
permission notice appear in all copies of the software and related documentation, and (ii) the names
of Sam Leffler and Silicon Graphics may not be used in any advertising or publicity relating to the
software without the specific, prior written permission of Sam Leffler and Silicon Graphics. THE
SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR
OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR FITNESS
FOR A PARTICULAR PURPOSE.
IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER
RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR NOT ADVISED OF THE POSSIBILITY
OF DAMAGE, AND ON ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
USE OR PERFORMANCE OF THIS SOFTWARE.