var instance = new Vintasoft.Imaging.Pdf.UI.Panels.WebUiPdfImageResourceExtractionPanelJS(settings, stateButton);

var returnValue; // Type: any

// Parameters
var value; // Type: function

returnValue = instance.set_ContentImageDescriptionCallback(value);

function set_ContentImageDescriptionCallback(
   value
A function, which returns description for WebContentImageJS object, OR "null".
 Here is function prototype "function __getDescriptionForContentImage(contentImage)", where "contentImage" parameter is an instance of WebContentImageJS type. Important: "__getDescriptionForContentImage" function must return string which contains description of content image.
 : Function
) : any;

Parameters

value

A function, which returns description for WebContentImageJS object, OR "null".
Here is function prototype "function __getDescriptionForContentImage(contentImage)", where "contentImage" parameter is an instance of WebContentImageJS type. Important: "__getDescriptionForContentImage" function must return string which contains description of content image.

If property value is "null", description for the content image has the following representation:
"#{resource.get_ObjectNumber()}, {imageSize.width}x{imageSize.height}px, Compression={resource.get_Compression()}, {resource.get_Length()} bytes;", where resource = contentImage.get_Resource() and imageSize = resource.get_Size().

Reference

WebUiPdfImageResourceExtractionPanelJS Class
WebUiPdfImageResourceExtractionPanelJS Members