Contents of AC4SpecificBox
The AC4SpecificBox contains the AC-4
decoder-specific
information (ac4_dsi). The content of the AC4SpecificBox
is derived from the AC-4 table of contents (ac4_toc) included in the
Dolby AC-4 frame.
The process of deriving the contents of the ac4_dsi from the
ac4_toc is described in section E.6 of ETSI TS 103 190-2.
library_booksNote: To signal immersive stereo content, the
ac4_presentation_v1_dsi
defined in ETSI TS 103 190-2 is extended.
For detailed information, see AC-4 DSI syntax changes to signal immersive stereo content.