how to use matlab to read barcodes on products running on a conveyor belt using a webcam ?

Salam Alaykom i am doing an automatic sorting conveyor belt project and i need to use matlab to read barcodes of the products running on the conveyor and take these readings ( barcodes ) to be identified and then send some commands to other drivers according the barcode read ( product identified ) so i need a source code help me in these processes Thanks