How To Install zbar on CentOS 7
Introduction
In this tutorial we learn how to install zbar on CentOS 7.
What is zbar
A layered barcode scanning and decoding library. Supports EAN, UPC, Code 128, Code 39 and Interleaved 2 of 5. Includes applications for decoding captured barcode images and using a video device (eg, webcam) as a barcode scanner.
We can use yum or dnf to install zbar on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install zbar.
Install zbar on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install zbar using yum by running the following command:
sudo yum -y install zbar
Install zbar on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install zbar using dnf by running the following command:
sudo dnf -y install zbar
How To Uninstall zbar on CentOS 7
To uninstall only the zbar package we can use the following command:
sudo dnf remove zbar
References
Summary
In this tutorial we learn how to install zbar on CentOS 7 using yum and dnf.