ppmtoicr
Convert PPM to NCSA ICR format
TLDR
Convert PPM to NCSA ICR format
$ ppmtoicr [input.ppm] > [output.icr]
SYNOPSIS
ppmtoicr [options] [file]
DESCRIPTION
ppmtoicr converts PPM images to NCSA ICR (Image Capture Raster) format for X11 display. Part of Netpbm toolkit.
PARAMETERS
-windowname name
Specify window name.-expand n
Expand by factor.