Dolby Digital Plus bitstream requirements
This section contains the requirements for a Dolby Digital Plus bitstream used in an online delivery format.
DR-5
Supports all valid data rates for Dolby Digital Plus, up to and including 3,024 kbps.
Mux-2
The fscod
parameter is set to 0
(48 kHz) for all substreams
present in
the Dolby Digital
Plus
bitstream.
Mux-3
All substreams present in the Dolby Digital
Plus bitstream have the same numblkscod
value.
Mux-4
The bsid
value of the Dolby Digital
Plus bitstream remains constant.
Mux-5
No substreams within the Dolby Digital
Plus bitstream have a strmtyp
value of 2
(transcoded) or 3
(reserved).
Mux-6
The Dolby Digital
Plus bitstream does not have an acmod
value of 0
(1+1).
Mux-7
The number of independent substreams within the Dolby Digital Plus bitstream remains constant.
Mux-8
The values of bsmod
, acmod
,
and lfeon
remain constant
within each independent substream of the Dolby Digital
Plus bitstream.
Mux-9
The Dolby Digital Plus bitstream is encoded in big-endian format.
Mux-10
The number of dependent substreams within the Dolby Digital Plus bitstream remains constant.
Mux-11
The values of acmod
, lfeon
,
and chanmap
remain constant
within each dependent substream of the Dolby Digital
Plus bitstream.