In This Topic
Gets image filter for current scan session.
Syntax
var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName, productFamily, manufacturer, driverVersion, twainVersion, deviceManager, is64Bit);
var value; // Type: Vintasoft.Twain.WebImageFilterEnumJS
value = instance.get_ImageFilter();
function get_ImageFilter() : WebImageFilterEnumJS;
Return Value
An instance of
WebImageFilterEnumJS class, which defines the current image filter.
Exceptions
| Exception | Description |
|---|
| Thrown if device is not opened OR error occurs during getting value of device capability. |
Remarks
This property sends a synchronous request to get value of WebDeviceCapabilityIdEnumJS.IFilter capability. If you want to use asynchronous request instead of synchronous request, please get information about WebDeviceCapabilityIdEnumJS.IFilter capability using WebTwainDeviceJS.getCapabilityAsync or WebTwainDeviceJS.getCapabilitiesAsync function.
Browser Compatibility
See Also
