Metadata that is expressed as key/value pairs that disambiguate tracks.

The CustomAttributesElement field and related fields are used to specify metadata that disambiguates tracks in a stream.

An XML element that encapsulates metadata that is required by the client to play back protected content.

An XML element that encapsulates content-protection metadata for a specific content-protection system.

The SmoothStreamingMedia field and related fields encapsulate metadata that is required to play the presentation.

The StreamFragmentElement field and related fields are used to specify metadata for one set of related fragments in a stream.

The StreamElement field and related fields encapsulate metadata that is required to play a specific stream in the presentation.

The TrackElement field and related fields encapsulate metadata that is required to play a specific track in the stream.

An XML element that encapsulates informative track-specific metadata for a specific fragment.