How To Install fpack on AlmaLinux 8
Introduction
In this tutorial we learn how to install fpack
on AlmaLinux 8.
What is fpack
fpack optimally compresses FITS format images and funpack restores them to the original state. * Integer format images are losslessly compressed using the Rice compression algorithm. * typically 30% better compression than GZIP * about 3 times faster compression speed than GZIP * about the same uncompression speed as GUNZIP * Floating-point format images are compressed with a lossy algorithm * truncates the image pixel noise by a user-specified amount to produce much higher compression than by lossless techniques * the precision of scientific measurements in the compressed image (relative to those in the original image) depends on the selected amount of compression
We can use yum
or dnf
to install fpack
on AlmaLinux 8. In this tutorial we discuss both methods but you only need to choose one of method to install fpack.
Install fpack on AlmaLinux 8 Using dnf
Update yum database with dnf
using the following command.
sudo dnf makecache --refresh
After updating yum database, We can install fpack
using dnf
by running the following command:
sudo dnf -y install fpack
Install fpack on AlmaLinux 8 Using yum
Update yum database with yum
using the following command.
sudo yum makecache --refresh
After updating yum database, We can install fpack
using yum
by running the following command:
sudo yum -y install fpack
How To Uninstall fpack on AlmaLinux 8
To uninstall only the fpack
package we can use the following command:
sudo dnf remove fpack
References
Summary
In this tutorial we learn how to install fpack
on AlmaLinux 8 using yum and dnf.