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       ppmtopi1 - convert a portable pixmap into an Atari Degas .pi1 file
       ppmtopi1 [ppmfile]
       Reads a portable pixmap as input.  Produces an Atari Degas .pi1 file as
       output.
       pi1toppm(1), ppm(5), pbmtopi3(1), pi3topbm(1)
       Copyright (C) 1991 by Steve Belczyk (seb3@gte.com) and Jef Poskanzer.
                                 19 July 1990                      ppmtopi1(1)