pbmclean(12

NAME
       pbmclean - flip isolated pixels in portable bitmap

SYNOPSIS
       pbmclean [-connect] [pbmfile]

DESCRIPTION
       Reads  a  portable  bitmap  as  input.  Outputs a portable
       bitmap with every pixel which has less than connect  iden-
       tical  neighbours inverted.  Pbmclean can be used to clean
       up "snow" on bitmap images.

SEE ALSO
       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.