Just drag the component from the toolbox to  your silverlight applications and...  you are ready to go!

Add image barcode reading functionality to your silverlight applications.

SLImgBarDecoder Component is an invisible-at-runtime control available for Silverlight pages and user controls, which allows you to read the most common barcode types in any region of an image. Using SLImgBarDecoder, developers can add barcode symbol recognition to applications such as form processing, shipping and receiving systems or document management systems. It can be easily integrated into applications written in .Net languages such as, Visual Basic or C#. SLImgBarDecoder supports: Code11, Code 39, Interleaved 2 of 5, Codabar, Code 93, Code 93 extended, EAN8, EAN13, UPCA, Code128.