How To Install libmpeg2-4-dev on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libmpeg2-4-dev on Ubuntu 18.04.
What is libmpeg2-4-dev
libmpeg2-4-dev is:
libmpeg2 is a library which can decode MPEG1 and MPEG2 video streams.
This package contains the libraries and headers required to compile programs which use libmpeg2.
There are three methods to install libmpeg2-4-dev on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libmpeg2-4-dev Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libmpeg2-4-dev using apt-get by running the following command:
sudo apt-get -y install libmpeg2-4-dev
Install libmpeg2-4-dev Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libmpeg2-4-dev using apt by running the following command:
sudo apt -y install libmpeg2-4-dev
Install libmpeg2-4-dev 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 libmpeg2-4-dev using aptitude by running the following command:
sudo aptitude -y install libmpeg2-4-dev
How To Uninstall libmpeg2-4-dev on Ubuntu 18.04
To uninstall only the libmpeg2-4-dev package we can use the following command:
sudo apt-get remove libmpeg2-4-dev
Uninstall libmpeg2-4-dev And Its Dependencies
To uninstall libmpeg2-4-dev and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libmpeg2-4-dev
Remove libmpeg2-4-dev Configurations and Data
To remove libmpeg2-4-dev configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libmpeg2-4-dev
Remove libmpeg2-4-dev configuration, data, and all of its dependencies
We can use the following command to remove libmpeg2-4-dev configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libmpeg2-4-dev
References
Summary
In this tutorial we learn how to install libmpeg2-4-dev package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.