Ruby Transcoder

encoder.rb

require 'fileutils'

class Encoder
  attr_reader :processed, :search_path, :queue

  def initialize
    @search_path = '/mnt/data/media'
    @processed = File.readlines('encode.log') if File.exists?('encode.log')
    @processed = Array(processed).map(&:chomp)
    @queue = Dir.glob("#{search_path}/**/*.avi").sort
    puts "Found #{queue.size} avi files"
  end

  def process
    (queue - processed).each do |f|
      directory_path = File.dirname(f)
      new_filename = "#{File.basename(f, '.*')}.mp4"

      encode(f, new_filename)

      FileUtils.mv(new_filename, File.join(directory_path, new_filename))
      File.open('encode.log', 'a') { |file| file.puts f }
    end
  end

  private

  def encode(source, target)
    system %{HandBrakeCLI -i "#{source}" -o ./"#{target}" --preset="High Profile"}
  end
end

Encoder.new.process

remove.rb

require 'fileutils'

open('encode.log').each do |l|
  path = "#{l}".chomp
  FileUtils.rm path if File.exists?(path)
end