How To Install libunicap on CentOS 7

Introduction

In this tutorial we learn how to install libunicap on CentOS 7.

What is libunicap

Unicap provides a uniform interface to video capture devices. It allows applications to use any supported video capture device via a single API. The unicap library offers a high level of hardware abstraction while maintaining maximum performance. Zero copy capture of video buffers is possible for devices supporting it allowing fast video capture with low CPU usage even on low-speed architectures.

We can use yum or dnf to install libunicap on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install libunicap.

Install libunicap on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install libunicap using yum by running the following command:

sudo yum -y install libunicap

Install libunicap 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 libunicap using dnf by running the following command:

sudo dnf -y install libunicap

How To Uninstall libunicap on CentOS 7

To uninstall only the libunicap package we can use the following command:

sudo dnf remove libunicap

References

• libunicap website

Summary

In this tutorial we learn how to install libunicap on CentOS 7 using yum and dnf.