Iris Property

Description

Returns or sets the iris value available within the Source. This is a runtime property.

ActiveX Edition	Plug-in Edition	Mac Edition
Since V8.0	Since V8.0	Not Supported

Data type

Long.

Syntax

ObjectName. Iris

Remarks

Read-write property. Prior to negotiating Iris, OpenSource() needs to be called to make Webcam ready for Iris negotiation.

When an error occurs and IfThrowException property is TRUE, an exception will be thrown. Check ErrorCode property and ErrorString property for error information.

See also

IrisMinValue property, IrisMaxValue property, IrisStepDelta property, IrisDefaultValue property, IfAutoIris property

Sample

A JavaScript sample is provided.

<script language="javascript">

	function btnManageIris_onclick() {

            Webcam.OpenSource(); 

            Iris = Webcam.Iris;	//get the Iris value
            IrisMinValue = Webcam.IrisMinValue;//get the minimum Iris value
            IrisMaxValue = Webcam.IrisMaxValue;//get the maximum Iris value
            IrisDefaultValue = Webcam.IrisDefaultValue;//get the default Iris value
            IrisStepDelta = Webcam.IrisStepDelta;//get the Iris step delta
	
            Webcam.Iris = 1;//change the Iris value to 1
            Iris = Webcam.Iris;	//get the Iris value

	}

</script>