Properties
audio_description
audio_description: boolean
audio_rendering_indication
audio_rendering_indication: number
dialogue_enhancement
dialogue_enhancement: boolean
future_extension
future_extension: boolean
interactivity_enabled
interactivity_enabled: boolean
language_code
language_code: string
language_code_present
language_code_present: boolean
message_id
message_id: number
multi_stream_info_present
multi_stream_info_present: boolean
preselection_id
preselection_id: number
spoken_subtitles
spoken_subtitles: boolean
text_label_present
text_label_present: boolean
Table 110: Audio Preselection Descriptor (ETSI EN 300 468 v1.16.1)