Sony BDP-S280 - Manual (Page 66)

LZW patent, GIF reading support has been removed
altogether, and the GIF writer has been simplified to
produce uncompressed GIFs. This technique does not
use the LZW algorithm; the resulting GIF files are
larger than usual, but are readable by all standard GIF
decoders.
We are required to state that
"The Graphics Interchange Format(c) is the
Copyright property of CompuServe Incorporated.
GIF(sm) is a Service Mark property of
CompuServe Incorporated."
LIBPNG
libpng versions 1.2.6, August 15, 2004, through 1.2.37,
June 4, 2009, are Copyright (c) 2004, 2006-2009 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, and
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, and
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,