ruby timelapse script

timelapse.rb

#!/usr/bin/env ruby
# Before running this, do `brew install imagesnap`
#
# Takes a photo every 30 seconds and saves it. Good for doing timelapses!

while true do
  file = "~/snaps/#{Time.now.to_i}.jpg"
  puts "Taking photo at #{Time.now}"
  system "imagesnap -q -w 3 #{file}"
  puts "waiting 30 seconds..."
  sleep 30
end