This class represents the media screen parameters mh/be dictionary. This is definitively detailed in:.

The ISO PDF Specification, ISO 32000-1:2008 PDF 1.7; Table: 283, page 499.

The ISO PDF Specification, ISO 32000-2:2017 PDF 2.0; Table: 294, page 624.

A media screen parameters must-honour or best-effort dictionary carries the actual settings controlling the media display window.

The W entry controls the window size policy: how the playback window relates to the annotation rectangle and the media content dimensions. Common options are to use the annotation rectangle, fit the media content, or use a specified floating window.

The B entry specifies the background colour of the window behind the media content. The O entry controls the opacity of the background.

The M entry specifies which monitor the window appears on when multiple monitors are present. The F entry holds a floating window parameters dictionary when the media plays in a floating window.

System.Object
    WebSupergoo.ABCpdf14.Elements.Element
       WebSupergoo.ABCpdf14.Elements.MediaScreenParametersMhBeElement