How To Install libcharls2 on Debian 11

In this tutorial we learn how to install libcharls2 on Debian 11. libcharls2 is Implementation of the JPEG-LS standard

Introduction

In this tutorial we learn how to install libcharls2 on Debian 11.

What is `libcharls2`

libcharls2 is:

CharLS is an optimized implementation of the JPEG-LS standard for lossless and near-lossless image compression

JPEG-LS (ISO-14495-1/ITU-T.87) is a standard derived from the Hewlett Packard LOCO algorithm. JPEG LS has low complexity (meaning fast compression) and high compression ratios, similar to JPEG 2000. JPEG-LS is more similar to the old Lossless JPEG than to JPEG 2000, but interestingly the two different techniques result in vastly different performance characteristics.

There are three methods to install libcharls2 on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libcharls2 Using apt-get

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

sudo apt-get update

After updating apt database, We can install libcharls2 using apt-get by running the following command:

sudo apt-get -y install libcharls2

Install libcharls2 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libcharls2 using apt by running the following command:

sudo apt -y install libcharls2

Install libcharls2 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 Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install libcharls2 using aptitude by running the following command:

sudo aptitude -y install libcharls2

How To Uninstall libcharls2 on Debian 11

To uninstall only the libcharls2 package we can use the following command:

sudo apt-get remove libcharls2

Uninstall libcharls2 And Its Dependencies

To uninstall libcharls2 and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove libcharls2

Remove libcharls2 Configurations and Data

To remove libcharls2 configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge libcharls2

Remove libcharls2 configuration, data, and all of its dependencies

We can use the following command to remove libcharls2 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libcharls2

Dependencies

libcharls2 have the following dependencies:

References

Summary

In this tutorial we learn how to install libcharls2 package on Debian 11 using different package management tools: apt, apt-get and aptitude.