How To Install libproj22 on Ubuntu 22.04

In this tutorial we learn how to install libproj22 on Ubuntu 22.04. libproj22 is Cartographic projection library

Introduction

In this tutorial we learn how to install libproj22 on Ubuntu 22.04.

What is libproj22

libproj22 is:

Proj and invproj perform respective forward and inverse transformation of cartographic data to or from Cartesian data with a wide range of selectable projection functions (over 100 projections).

Geod and invgeod perform geodesic (Great Circle) computations for determining latitude, longitude and back azimuth of a terminus point given a initial point latitude, longitude, azimuth and distance (direct) or the forward and back azimuths and distance between an initial and terminus point latitudes and longitudes (inverse).

This package provides the PROJ shared library used by tools and third parties programs.

There are three methods to install libproj22 on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libproj22 Using apt-get

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

sudo apt-get update

After updating apt database, We can install libproj22 using apt-get by running the following command:

sudo apt-get -y install libproj22

Install libproj22 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libproj22 using apt by running the following command:

sudo apt -y install libproj22

Install libproj22 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 libproj22 using aptitude by running the following command:

sudo aptitude -y install libproj22

How To Uninstall libproj22 on Ubuntu 22.04

To uninstall only the libproj22 package we can use the following command:

sudo apt-get remove libproj22

Uninstall libproj22 And Its Dependencies

To uninstall libproj22 and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove libproj22

Remove libproj22 Configurations and Data

To remove libproj22 configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge libproj22

Remove libproj22 configuration, data, and all of its dependencies

We can use the following command to remove libproj22 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libproj22

References

Summary

In this tutorial we learn how to install libproj22 package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.