termshot

#!/bin/bash
set -e
CROP=+14+0 #this removes the scrollbar, adjust as needed depending on your terminal emulator
PIDFILE=/tmp/termshot.$$
[ -z "$WINDOWID" ] && WINDOWID="$(xdotool getactivewindow)"
[ -z "$WINDOWID" ] && echo \$WINDOWID is not set and xdotool does not work. Check you terminal emulator or install xdotool. && exit 2

sc=0

while [ "${1:0:1}" == "-" ]; do
	case ${1:1} in
		c) sc=1 ;;
		*) echo "Unknown switch; see usage"; exit 1 ;;
	esac
	shift
done

[ -z $2 ] && echo "Usage: $0 [-c] /path/to/destination_image.png command [arguments]" && exit 1

clear
sleep 0.2

file=$1
shift

if [ $sc -gt 0 ]; then
	[ "$EUID" == "0" ] && q="\#" || q="\$"
	echo "clear; echo $q \"${@@Q}\"; "${@@Q}"; touch $PIDFILE; sleep 1; exit" | script -q /dev/null & #preserve colors
else
	echo "clear; "${@@Q}"; touch $PIDFILE; sleep 1; exit" | script -q /dev/null & #preserve colors
fi

while [ ! -f $PIDFILE ]; do
	sleep 0.1
done
rm $PIDFILE
sleep 0.5
import -silent -window "$WINDOWID" -gravity East -crop "$CROP" "$file"
sleep 1
echo Saved screenshot in $file