VintaSoft Barcode .NET SDK v10.0
imageScaleFactor Property (BarcodeReadRequestParams)




Vintasoft.Barcode.Web.Services Namespace > BarcodeReadRequestParams Class : imageScaleFactor Property
Gets or sets a scale factor that is used for upscaling or downscaling an image before barcode recognition.
Syntax
'Declaration
 
Public Property imageScaleFactor As Single
'Usage
 
Dim instance As BarcodeReadRequestParams
Dim value As Single
 
instance.imageScaleFactor = value
 
value = instance.imageScaleFactor
public float imageScaleFactor {get; set;}
public: __property float get_imageScaleFactor();
public: __property void set_imageScaleFactor( 
   float value
);
public:
property float imageScaleFactor {
   float get();
   void set (    float value);
}

Property Value

Minimum value is 0.1, maximum value is 4.0. Default value is 1.
Remarks
Recomendations: To increase recognition quality - upscale image if image contains very small barcodes (single bar or matrix cell is less than 1.5 pixel). To increase recognition speed - downscale image if image contains large barcodes (single bar or cell is greater than 6 pixels). Optimal single bar or matrix cell size is 3..6 pixels.
Requirements

Target Platforms: Windows 8, Windows 7, Windows Vista, Windows XP, Windows Server 2012, Windows Server 2008, Windows Server 2003

See Also

Reference

BarcodeReadRequestParams Class
BarcodeReadRequestParams Members