This class represents the media offset marker dictionary. This is definitively detailed in:.

The ISO PDF Specification, ISO 32000-1:2008 PDF 1.7; Table: 288, page 501.

The ISO PDF Specification, ISO 32000-2:2017 PDF 2.0; Table: 299, page 628.

A marker offset dictionary specifies a media position using a named marker embedded in the media file. The M entry holds the marker name as a byte string. Named markers allow clip sections to be tied to content-defined points rather than to fixed time or frame numbers.

System.Object
    WebSupergoo.ABCpdf14.Elements.Element
       WebSupergoo.ABCpdf14.Elements.MediaOffsetElement
          WebSupergoo.ABCpdf14.Elements.MediaOffsetMarkerElement