Type definition for a closed captions settings object
backgroundColor:Null<Color>
The color of the box behind the captions text
backgroundOpacity:Null<Opacity>
The opacity of the box behind the captions text
bottomInset:Null<String>
Currently not implemented
edgeColor:Null<Color>
The color of the box behind the text
fillColor:Null<Color>
fillOpacity:Null<Opacity>
fontColor:Null<Color>
The color of the captions text
fontEdge:Null<Edge>
The effect around the captions text
fontFamily:Null<String>
fontOpacity:Null<Opacity>
The opacity of the captions text
fontType:Null<FontType>
The font of the captions text
size:Null<Size>
The size of the captions text