#!/bin/sh
 
usage()
{
echo "Usage: a4copy [Lineart|Gray|Color]"
}

#test to see if the mode and a filename have been entered
if [ $# -lt 1 ] ; then usage ; exit 1 ; fi
mode=$1

echo Now scanning your A4 document to pdf

#scan the A4 binary(b&w) file uncompressed at 300dpi to temporary file
scanimage \
    --mode $mode \
    -x 210 -y 296 \
    --resolution 300 \
    --format=tiff > temp-copy.tif

#convert to pdf with G4 compression
tiff2pdf temp-copy.tif -p A4 -q G4 -o temp-copy.pdf
rm temp-copy.tif

#print pdf
lpr temp-copy.pdf