boost::shared_ptr<dcp::StereoPictureAssetReader> _stereo_reader;
/** Reader for current sound asset, if applicable */
boost::shared_ptr<dcp::SoundAssetReader> _sound_reader;
boost::shared_ptr<dcp::StereoPictureAssetReader> _stereo_reader;
/** Reader for current sound asset, if applicable */
boost::shared_ptr<dcp::SoundAssetReader> _sound_reader;