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

var value; // Type: any

// Parameters
var x; // Type: number
var y; // Type: number
var width; // Type: number
var height; // Type: number

value = instance.crop(x, y, width, height);

function crop(
   x
X-coordinate, in pixels, of the upper-left corner of the crop rectangle.
 : number, 
   y
Y-coordinate, in pixels, of the upper-left corner of the crop rectangle.
 : number, 
   width
Width, in pixels, of the crop rectangle.
 : number, 
   height
Height, in pixels, of the crop rectangle.
 : number
) : any;

Parameters

x

X-coordinate, in pixels, of the upper-left corner of the crop rectangle.

y

Y-coordinate, in pixels, of the upper-left corner of the crop rectangle.

width

Width, in pixels, of the crop rectangle.

height

Height, in pixels, of the crop rectangle.

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

Reference

WebAcquiredImageJS Class
WebAcquiredImageJS Members