VintaSoft Twain .NET SDK 15.1: Documentation for Web developer
Vintasoft.Twain Namespace / WebAcquiredImageJS type / despeckle Property
Syntax Exceptions Remarks BrowserCompatibility SeeAlso
In This Topic
    despeckle Method
    In This Topic
    Despeckles an image.
    Syntax
    var instance = new Vintasoft.Twain.WebAcquiredImageJS(twainDeviceManager, imageId, imageInfo);
    
    var value; // Type: any
    
    // Parameters
    var level1; // Type: number
    var level2; // Type: number
    var radius; // Type: number
    var level3; // Type: number
    
    value = instance.despeckle(level1, level2, radius, level3);
    
    
    function despeckle(
    level1
    Maximum quantity of pixels in small noise. Possible values: 0 - 100. Default value is 8.
    : number,
    level2
    Maximum quantity of pixels in medium noise. Possible values: 0 - 100. Default value is 25.
    : number,
    radius
    Radius of area around medium noise in which there are no "good objects". Possible values: 0 - 100. Default value is 30.
    : number,
    level3
    Maximum quantity of pixels in "border" noise. Possible values: 0 - 3000. Default value is 400.
    : number
    ) : any;

    Parameters

    level1
    Maximum quantity of pixels in small noise. Possible values: 0 - 100. Default value is 8.
    level2
    Maximum quantity of pixels in medium noise. Possible values: 0 - 100. Default value is 25.
    radius
    Radius of area around medium noise in which there are no "good objects". Possible values: 0 - 100. Default value is 30.
    level3
    Maximum quantity of pixels in "border" noise. Possible values: 0 - 3000. Default value is 400.
    Exceptions
    ExceptionDescription
    Thrown if arguments have wrong type OR image is in processing now OR image processing is failed.
    Remarks

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

    Browser Compatibility
    9
    See Also