VintaSoft Twain .NET SDK 15.1: Documentation for Web developer
Vintasoft.Twain Namespace / WebTwainDeviceJS type / set_Halftones Property
Syntax Exceptions Remarks BrowserCompatibility SeeAlso
In This Topic
    set_Halftones Method
    In This Topic
    Sets halftones for bit depth reduction of images for current scan session.
    Syntax
    var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName, productFamily, manufacturer, driverVersion, twainVersion, deviceManager, is64Bit);
    
    var returnValue; // Type: any
    
    // Parameters
    var value; // Type: string
    
    returnValue = instance.set_Halftones(value);
    
    
    function set_Halftones(
    value
    The halftones for bit depth reduction of images for current scan session.
    : string
    ) : any;

    Parameters

    value
    The halftones for bit depth reduction of images for current scan session.
    Exceptions
    ExceptionDescription
    Thrown if device is not opened OR error occurs during setting value of device capability.
    Remarks

    This property sends a synchronous request to set value of WebDeviceCapabilityIdEnumJS.IHalftones capability. If you want to use asynchronous request instead of synchronous request, please set value of WebDeviceCapabilityIdEnumJS.IHalftones capability using WebTwainDeviceJS.setCapabilityAsync or WebTwainDeviceJS.setCapabilitiesAsync function.

    Browser Compatibility
    9
    See Also