How To Install qv4l2 on Kali Linux

Introduction

In this tutorial we learn how to install qv4l2 on Kali Linux.

What is qv4l2

qv4l2 is:

Qt v4l2 control panel application. You can change all through the v4l2 interface exposed device controls.

There are three methods to install qv4l2 on Kali Linux. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install qv4l2 Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install qv4l2 using apt-get by running the following command:

sudo apt-get -y install qv4l2

Install qv4l2 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install qv4l2 using apt by running the following command:

sudo apt -y install qv4l2

Install qv4l2 Using aptitude

If you want to follow this method, you might need to install aptitude on Kali Linux first since aptitude is usually not installed by default on Kali Linux. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install qv4l2 using aptitude by running the following command:

sudo aptitude -y install qv4l2

How To Uninstall qv4l2 on Kali Linux

To uninstall only the qv4l2 package we can use the following command:

sudo apt-get remove qv4l2

Uninstall qv4l2 And Its Dependencies

To uninstall qv4l2 and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove qv4l2

Remove qv4l2 Configurations and Data

To remove qv4l2 configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge qv4l2

Remove qv4l2 configuration, data, and all of its dependencies

We can use the following command to remove qv4l2 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge qv4l2

Dependencies

qv4l2 have the following dependencies:

• libv4l-0
• libasound2
• libc6
• libgcc-s1
• libgl1
• libqt5core5a
• libqt5gui5
• libqt5opengl5
• libqt5widgets5
• libstdc++6
• libv4lconvert0

References

• qv4l2 website

Summary

In this tutorial we learn how to install qv4l2 package on Kali Linux using different package management tools: apt, apt-get and aptitude.