Many times we need a reliable way to infer the data hidden into the Barcode.
In the modern days is the time for QR-Code.
There is a easy to use utility provided by Zbar folks.
Zbar is an opensource project which provides an easy way to read or create barcodes.
They support EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39, Interleaved 2 of 5 and QR Code.
We would be interested in the QR-Code.
The Idea is the we want to scan a QR Code as a picture and then let Zbar figure out what is contained in that picture.
1. Just install the tools
sudo apt-get install zbar-tools
Or for Windows they have an Installation package:
For better insight refer to
2. Command-line Use
The data would be displayed instantly in the command-line.