#!/usr/bin/ruby

require 'rubygems'
require 'aviglitch'


a = AviGlitch.open('in.avi')
a2 = AviGlitch.open('in2.avi')
d = []
a.frames.each_with_index do |f, i|
  d.push(i) if f.is_deltaframe?
end
d2= []
a2.frames.each_with_index do |f, i|
  d2.push(i) if f.is_deltaframe?
end
d = d|d2
q = a.frames[0, 5]
100.times do
  x = a.frames[d[rand(d.size)], 1]
  q.concat(x * rand(30))
end
o = AviGlitch.open q
o.output('out2.avi')