This is the Barcode Scanner App built on top of the ZXing library. Lets you process 1D (EAN-8, EAN-13, UPC-A, UPC-E, Code 39, Code 128, ITF) and 2D barcodes (QR Code, Data Matrix, PDF417, Aztec).
It is possible to connect Android App with Windows PC. In this case scanned barcode paste in the current opened window, in active cursor position. Imitate usage of a hardware barcode scanner.
Two ways to connect the phone and computer. By TCP/IP protocol if the Android device and the Windows computer are in the one local area network. By HTTP protocol if the devices are located in different networks, for example, the phone is connected to the mobile network of the service provider, and the computer is connected to the local network of the enterprise.