pbmpscale(12 Dec 1990) pbmpscale(12 Dec 1990)
NAMEpbmpscale - enlarge a portable bitmap with edge smoothing
SYNOPSISpbmpscale N [ pbmfile ]
DESCRIPTION
Reads a portable bitmap as input, and outputs a portable
bitmap enlarged N times. Enlargement is done by pixel
replication, with some additional smoothing of corners and
edges.
SEE ALSOpnmenlarge(1), ppmscale(1), pbm(5)AUTHOR
Copyright (C) 1990 by Angus Duggan Copyright (C) 1989 by
Jef Poskanzer.
Permission to use, copy, modify, and distribute this soft-
ware and its documentation for any purpose and without fee
is hereby granted, provided that the above copyright
notice appear in all copies and that both that copyright
notice and this permission notice appear in supporting
documentation. This software is provided "as is" without
express or implied warranty.
NOTESpbmpscale works best for enlargements of 2. Enlargements
greater than 2 should be done by as many enlargements of 2
as possible, followed by an enlargement by the remaining
factor.
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