EBU-TTContentType audioDescriptionScript A document containing a script used to produce an audio description sound track. 2015-09-11 1 dubbingScript A document containing a script used to produce an alternative dialogue sound track. 2015-09-11 1 translationSubtitles A document used for producing translation subtitles rendered as text. 2015-09-11 1 hardOfHearingSubtitles A document used for producing subtitles (captions) intended primarily for the hard of hearing, rendered as text. 2015-09-11 1 spokenSubtitles A document used for the voicing of translation subtitles as an alternative dialogue sound track intended primarily for the visually impaired. 2015-09-11 1