Epson PowerLite 470 Guide De L'utilisateur page 195

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 files "pngbar.png" and "pngbar.jpg
(88x31) and "pngnow.png" (98x31).
Libpng is OSI Certified Open Source Software. OSI Certified Open Source is a certification mark of the
Open Source Initiative.
Glenn Randers-Pehrson
glennrp@users.sourceforge.net
September 12, 2004
zlib
This projector product includes the open source software program "zlib" which applies the terms and
conditions provided by owner of the copyright to the "zlib".
The "zlib" are WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE.
List of zlib programs
zlib-1.1.4
License terms of conditions of each program which are provided by owner of the copyright to the "zlib"
are as follows.
Copyright notice:
(C) 1995-1998 Jean-loup Gailly and Mark Adler
This software is provided as-is, without any express or implied warranty. In no event will the authors be
held liable for any damages arising from the use of this software. Permission is granted to anyone to use
this software for any purpose, including commercial applications, and to alter it and redistribute it freely,
subject to the following restrictions:
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