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#!/bin/bash #this program captures a screenshot every second untill ctrl+C is pressed. #On exit, convert images to a gif. #This program requires gnome-screenshot, coreutils, and imagemagic #Should you want to quit, without the exit process, press ctrl+Z CDIR=$PWD #make a temporary location to store files. export TMPDIR=`mktemp -d $PWD/screenCap.XXXXXX` # trap ctrl-c and call ctrl_c() trap ctrl_c INT FName=$(date +%Y-%m-%d%H-%M-%S).gif function ctrl_c() { echo "** Trapped CTRL-C Exit process initializing" convert -delay 40 -loop 0 *.png $FName sleep 5 #convert is funny. cp $FName $CDIR echo -e $FName " complete. Exiting " rm -rf $TMPDIR exit } cd $TMPDIR N=1 while true do gnome-screenshot -f $(date +%Y-%m-%d%H-%M-%S).png echo -e "you have captured" $N "frames\n" N=$((N + 1)) sleep 1 done
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