var instance = new Vintasoft.Twain.WebAcquiredImageJS(twainDeviceManager, imageId, imageInfo);

var value; // Type: Vintasoft.Twain.WebAcquiredImageIsBlankResultJS

// Parameters
var successFunc; // Type: function
var errorFunc; // Type: function

value = instance.invertAsync(successFunc, errorFunc);

function invertAsync(
   successFunc
A function that will be executed if request is executed successfully. Function prototype: "successFunc(image)", where 'image' parameter is an instance of WebAcquiredImageJS class.
 : Function, 
   errorFunc
A function that will be executed if request is failed. Function prototype: "errorFunc(image, errorMessage)", where 'image' parameter is an instance of WebAcquiredImageJS class, 'errorMessage' parameter is string that describes error.
 : Function
) : WebAcquiredImageIsBlankResultJS;

Parameters

successFunc

A function that will be executed if request is executed successfully. Function prototype: "successFunc(image)", where 'image' parameter is an instance of WebAcquiredImageJS class.

errorFunc

A function that will be executed if request is failed. Function prototype: "errorFunc(image, errorMessage)", where 'image' parameter is an instance of WebAcquiredImageJS class, 'errorMessage' parameter is string that describes error.

Return Value

This function sends an asynchronous request to invert an image. If you want to use synchronous request instead of asynchronous request, please use WebAcquiredImageJS.invert function.

Reference

WebAcquiredImageJS Class
WebAcquiredImageJS Members