pnmtosir
Convert PNM to Solitaire recorder format
TLDR
Convert PNM to Solitaire image
$ pnmtosir [input.pnm] > [output.sir]
SYNOPSIS
pnmtosir [file]
DESCRIPTION
pnmtosir converts PNM images to Solitaire image recorder format for film recording. Part of Netpbm toolkit.