How To Install otbApplicationLauncherQt on CentOS 8

One-liner Install Command

If you are only interested in the installation command, here is a quick answer for you:

sudo yum makecache && sudo yum -y install otb-bin-qt

sudo dnf makecache && sudo dnf -y install otb-bin-qt

But if you are interested in the details with step-by-step instructions, the following information will be helpful.

What is otbApplicationLauncherQt and How to Install It?

First things first, you will need access to a server or computer running CentOS 8. This guide was written specifically with a server running CentOS 8 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install otbApplicationLauncherQt on CentOS 8. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install otbApplicationLauncherQt on CentOS 8 using dnf

First, update dnf packages database with dnf by running the next command:

sudo dnf makecache --refresh

After updating database, You can install otbApplicationLauncherQt using dnf by running the following command:

sudo dnf -y install otb-bin-qt

Install otbApplicationLauncherQt on CentOS 8 using yum

Because otbApplicationLauncherQt is available in CentOS 8’s default repositories, it is possible to install it from these repositories using the yum packaging system.

To begin, update local packages database with yum using the following command.

sudo yum makecache --refresh

Now can install otbApplicationLauncherQt package on your server/computer by running the following command:

sudo yum -y install otb-bin-qt

How to upgrade (update) a single package otbApplicationLauncherQt using yum?

To update all the packages available on the system:

yum update

If you want to update a specific package like otbApplicationLauncherQt in this example you should use the following command:

yum update otb-bin-qt

To downgrade a package to an earlier version:

yum downgrade otb-bin-qt

How to Upgrade otbApplicationLauncherQt on CentOS 8 with dnf?

When you run the dnf update, all system packages with available updates are updated. However, if you want to upgrade a single package, then you would have to pass the package name as the argument to the dnf update command.

dnf update otb-bin-qt

How To remove otbApplicationLauncherQt from CentOS 8

To uninstall only the otbApplicationLauncherQt package you can execute the following command:

sudo dnf remove otb-bin-qt

Extra info and code examples

ORFEO Toolbox (OTB) is distributed as an open source library of image processing algorithms. OTB is based on the medical image processing library ITK and offers particular functionalities for remote sensing image processing in general and for high spatial resolution images in particular. This package contains the GUI launcher that can run any OTB application provided by libotb-apps package.

Conclusion

You now have a full guide on how to install otbApplicationLauncherQt using dnf and yum package managers. Also, we showed how to update manually as a single package and different ways to uninstall the otbApplicationLauncherQt from CentOS 8.

See also: