simple script to automate scan process via scanimage (SANE tools) for command line usage

scan.sh

#!/bin/sh

## hyphop ##

#
# simple script to automate scan process via scanimage (SANE tools)
# for command line usage
#

# USAGE
#	scan 
#

[ "$FMT" ]  || FMT=jpeg
[ "$MODE" ] || MODE=Color
[ "$RES" ]  || RES=150
[ "$DIR" ] || DIR=~/Pictures/Scan

for a in "$@"; do

    case "$a" in
	75|150|300|600|1200)
	shift
	RES=$a
	;;
	*.jpeg|*.jpg)
	shift
	FMT=jpeg
	OUT="$a"
	DIR=
	;;
	*)
	;;
    esac

done

[ -d "$DIR" ] || mkdir -p "$DIR"

OUT="$DIR/scan_$(date +%s).$FMT"

echo "[i] scan ( $MODE/$RES ) to $DIR
> $OUT">&2

scanimage -p --mode $MODE --format $FMT --resolution $RES > "$OUT"

display "$OUT"