boost::shared_ptr<Player> _player_a;
boost::shared_ptr<Player> _player_b;
boost::shared_ptr<Job> _job;
boost::shared_ptr<Encoder> _encoder;
boost::shared_ptr<Combiner> _combiner;
boost::shared_ptr<Player> _player_a;
boost::shared_ptr<Player> _player_b;
boost::shared_ptr<Job> _job;
boost::shared_ptr<Encoder> _encoder;
boost::shared_ptr<Combiner> _combiner;