/** MD5 digest of our content file */
std::string _content_digest;
/** The audio streams in our content */
std::vector<boost::shared_ptr<AudioStream> > _content_audio_streams;
/** A stream to represent possible external audio (will always exist) */
/** MD5 digest of our content file */
std::string _content_digest;
/** The audio streams in our content */
std::vector<boost::shared_ptr<AudioStream> > _content_audio_streams;
/** A stream to represent possible external audio (will always exist) */