var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName, productFamily, manufacturer, driverVersion, twainVersion, deviceManager, is64Bit);

var returnValue; // Type: any

// Parameters
var value; // Type: number

returnValue = instance.set_FileJpegQuality(value);

function set_FileJpegQuality(
   value
The JPEG quality for acquired images saved as JPEG files when File transfer mode is used.
 : number
) : any;

Parameters

value

The JPEG quality for acquired images saved as JPEG files when File transfer mode is used.

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

Reference

WebTwainDeviceJS Class
WebTwainDeviceJS Members