g13lcd.sh

#!/bin/bash

# a simple image file builder to display on the g13 lcd screen. requires netpbm, imagemagik, ecraven's g13

tmpfile=/tmp/g13lcd.tmp

rm -rf ${tmpfile}.*

function textToLCD {

        pbmtext ${mytext} >${tmpfile}.pbm
        convert ${tmpfile}.pbm -resize 160x43! ${tmpfile}.resized.pbm
        cat ${tmpfile}.resized.pbm | pbm2lpbm > ${tmpfile}.lpbm
        cat ${tmpfile}.lpbm >/tmp/g13-0

}

function imageToLCD {

        convert ${myimage} -resize 160x43! ${tmpfile}.resized.pbm 2>&1 |tee >/dev/null
        cat ${tmpfile}.resized.pbm | pbm2lpbm > ${tmpfile}.lpbm
        cat ${tmpfile}.lpbm >/tmp/g13-0

}

case "$1" in
                --text2lcd)
                        mytext=`echo "$*" |sed "s/--text2lcd //"`
                        textToLCD
                ;;
                --image2lcd)
                        myimage=$2
                        imageToLCD
                ;;
esac