How To Install fitspng on Ubuntu 20.04
Introduction
In this tutorial we learn how to install fitspng on Ubuntu 20.04.
What is fitspng
fitspng is:
Fitspng is an utility intended to convert of the natural high dynamic range of FITS images, directly representing measured data, to the limited numerical range of PNG format widely used in computer graphics. Fitspng implements a global tone mapping technique by a set of tone functions using parameters provided by user or by machine estimate on base of a robust count statistics. Moreover, the conversion keeps an important FITS meta-information as a text part of PNG header.
There are three methods to install fitspng 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 fitspng Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install fitspng using apt-get by running the following command:
sudo apt-get -y install fitspng
Install fitspng Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install fitspng using apt by running the following command:
sudo apt -y install fitspng
Install fitspng 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 fitspng using aptitude by running the following command:
sudo aptitude -y install fitspng
How To Uninstall fitspng on Ubuntu 20.04
To uninstall only the fitspng package we can use the following command:
sudo apt-get remove fitspng
Uninstall fitspng And Its Dependencies
To uninstall fitspng and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove fitspng
Remove fitspng Configurations and Data
To remove fitspng configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge fitspng
Remove fitspng configuration, data, and all of its dependencies
We can use the following command to remove fitspng configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge fitspng
References
Summary
In this tutorial we learn how to install fitspng package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.