#!/usr/bin/env ruby

require 'pdf/reader'

fname = "dcl.pdf"
npages = PDF::Reader.new(fname).page_count

outdir = "./figs-pdf"

if !Dir.exist?(outdir)
  print 'Directory, ', outdir, ', does not exist.', "\n"
  exit
end

for i in 1..npages
  com = "pdftk " + fname + " cat " + i.to_s + " output " + outdir + "/dcl_" + (i-1).to_s.rjust(6,'0') + '.pdf'
  puts com
  system(com)
end