Dolby Digital Plus and ISO base media file format

This section describes the process of analyzing and preparing a Dolby Digital Plus bitstream for online delivery within an ISO base media file.

As Dolby Digital Plus features a high level of flexibility and potentially complex bitstream configurations, this section defines constraints on Dolby Digital Plus that minimize impact on decoding devices while ensuring that a wide range of applications can be supported. To simplify the design of ISO base media file format compliant demultiplexers, this section presents a specific method for grouping Dolby Digital Plus frames together for storage within an ISO base media file track sample.