AudioContent (boost::shared_ptr<const Film>, Time);
AudioContent (boost::shared_ptr<const Film>, boost::filesystem::path);
AudioContent (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>);
AudioContent (boost::shared_ptr<const Film>, Time);
AudioContent (boost::shared_ptr<const Film>, boost::filesystem::path);
AudioContent (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>);