How To Install janus-demos on Ubuntu 20.04
Introduction
In this tutorial we learn how to install janus-demos on Ubuntu 20.04.
What is janus-demos
janus-demos is:
Janus is a general purpose WebRTC Gateway with a minimal footprint.
This package contains a set of demo html applications using Janus.
The demos require online referenced Javascript code.
Packages gstreamer1.0-plugins-good gstreamer1.0-x are needed for included example streaming script.
There are three methods to install janus-demos on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install janus-demos Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install janus-demos using apt-get by running the following command:
sudo apt-get -y install janus-demos
Install janus-demos Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install janus-demos using apt by running the following command:
sudo apt -y install janus-demos
Install janus-demos Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install janus-demos using aptitude by running the following command:
sudo aptitude -y install janus-demos
How To Uninstall janus-demos on Ubuntu 20.04
To uninstall only the janus-demos package we can use the following command:
sudo apt-get remove janus-demos
Uninstall janus-demos And Its Dependencies
To uninstall janus-demos and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove janus-demos
Remove janus-demos Configurations and Data
To remove janus-demos configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge janus-demos
Remove janus-demos configuration, data, and all of its dependencies
We can use the following command to remove janus-demos configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge janus-demos
References
Summary
In this tutorial we learn how to install janus-demos package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.