Imported from libpng-0.99c.tar

libpng.3

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+.TH PNG 5 "February 7, 1998"
+.SH NAME
+libpng \- Portable Network Graphics (PNG) format
+.SH SYNOPSIS
+[see
+.I png.h
+for full description]
+.SH DESCRIPTION
+The
+.I libpng
+library supports encoding, decoding, and various manipulations of
+the Portable Network Graphics (PNG) format image files.  It uses the
+.IR zlib(3)
+compression library.
+.SH "SEE ALSO"
+.IR libpng :
+.IP
+ftp://ftp.uu.net/graphics/png
+http://www.cdrom.com/pub/png
+.LP
+.IR zlib :
+.IP
+(generally) at the same location as
+.I libpng
+or at
+.br
+ftp://ftp.uu.net/pub/archiving/zip/zlib
+.br
+http://www.cdrom.com/pub/infozip/zlib
+.LP
+PNG specification:
+RFC 2083
+.IP
+(generally) at the same location as
+.I libpng
+or at
+.br
+ftp://ds.internic.net/rfc/rfc2083.txt
+.br
+or (as a W3C Recommendation) at
+.br
+http://www.w3.org/TR/REC-png.html
+.SH AUTHORS
+This man page: R. P. C. Rodgers and Glenn Randers-Pehrson
+.LP
+Libpng version 0.99c (February 7, 1998):
+Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
+Currently maintained by Glenn Randers-Pehrson (randeg@alumni.rpi.edu).
+.LP
+Supported by the PNG development group
+.br
+(png-implement@dworkin.wustl.edu).
+.LP
+
+.SH COPYRIGHT NOTICE
+Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
+.br
+Copyright (c) 1996, 1997 Andreas Dilger
+.br
+Copyright (c) 1998 Glenn Randers-Pehrson
+.br
+
+.LP
+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.
+.LP
+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:
+.br
+
+1. The origin of this source code must not be misrepresented.
+.br
+
+2. Altered versions must be plainly marked as such and must not be
+misrepresented as being the original source.
+.br
+
+3. This Copyright notice may not be removed or altered from any source or
+altered source distribution.
+.br
+
+.LP
+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.
+
+.LP
+The
+.IR zlib (3)
+library, version 1.0.8,
+is copyright (C) 1995-1998 by Jean-loup Gailly and Mark Adler.
+.LP
+.\" end of man page
+