iris property Null safety

double? iris
@JsonKey(name: 'Iris', fromJson: OnvifUtil.nullableMappedToDouble), final

The fixed attenuation of input light affected by the iris (dB). 0dB maps to a fully opened iris.

Implementation

@JsonKey(name: 'Iris', fromJson: OnvifUtil.nullableMappedToDouble)
final double? iris;