defaultAbsolutePantTiltPositionSpace property Null safety

String? defaultAbsolutePantTiltPositionSpace
@JsonKey(name: 'DefaultAbsolutePantTiltPositionSpace', fromJson: OnvifUtil.nullableMappedToString), final

If the PTZ Node supports absolute Pan/Tilt movements, it shall specify one Absolute Pan/Tilt Position Space as default.

Implementation

@JsonKey(
    name: 'DefaultAbsolutePantTiltPositionSpace',
    fromJson: OnvifUtil.nullableMappedToString)
final String? defaultAbsolutePantTiltPositionSpace;