# set terminal pngcairo  background "#ffffff" enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'image.3.png'
unset key
set label 1 "\"I am the penguin, GOO GOO GOO JOOB.\"" at 63, 140, 0 centre norotate back nopoint offset character 0, 0, 0
set title "Palette mode 'image' used to produce psychedelic bird" 
set xrange [ -10.0000 : 137.000 ] noreverse nowriteback
set yrange [ -10.0000 : 157.000 ] noreverse nowriteback
unset colorbox
plot 'blutux.rgb' binary array=(128,128) flipy format='%uchar%uchar%uchar' using ($1+$2+$3) with image