Provided by: netpbm_10.0-15.3build1_amd64
pbmtoptx - convert a portable bitmap into Printronix printer graphics
Reads a portable bitmap as input. Produces a file of Printronix printer graphics as output. Note that there is no ptxtopbm tool - this transformation is one way.
Copyright (C) 1988 by Jef Poskanzer. 31 August 1988 pbmtoptx(1)