minix man page for pbmpscale

pbmpscale(1)                                                  General Commands Manual                                                 pbmpscale(1)

NAME
       pbmpscale - enlarge a portable bitmap with edge smoothing

SYNOPSIS
       pbmpscale 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 addi-
       tional smoothing of corners and edges.

SEE ALSO
       pnmenlarge(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 software and its documentation for any purpose and without fee is hereby granted, pro-
       vided  that  the  above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in sup-
       porting documentation.  This software is provided "as is" without express or implied warranty.

NOTES
       pbmpscale 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.

                                                                    12 Dec 1990                                                       pbmpscale(1)