Gemtopnm User Manual(0) Gemtopnm User Manual(0) NAME gemtopnm - convert a GEM .img file into a PNM image SYNOPSIS gemtopnm [-debug] [gemfile] DESCRIPTION This program is part of Netpbm(1). gemtopnm reads a GEM .img file, either the one plane (black/white) or four plane (16 color) varieety, as input and produces a PBM or PPM file as output, depending on whether the input is one or four plane. The input file is gemfile if you specify that argument, or Standard Input otherwise. Output is to Standard Output. OPTIONS In addition to the options common to all programs based on libnetpbm (most notably -quiet, see Common Options ), gemtopnm recognizes the following command line option: -debug Produce output describing the contents of the .img file. SEE ALSO pbmtogem(1), pnm(1) AUTHOR Copyright (C) 1988 Diomidis D. Spinellis (dds@cc.ic.ac.uk). DOCUMENT SOURCE This manual page was generated by the Netpbm tool 'makeman' from HTML source. The master documentation is at http://netpbm.sourceforge.net/doc/gemtopnm.html netpbm documentation 28 March 2025 Gemtopnm User Manual(0)