How To Install v4l2ucp on Fedora 34
Introduction
In this tutorial we learn how to install v4l2ucp on Fedora 34.
What is v4l2ucp
v4l2 is a control panel for video4linux2 devices, it reads a description of the controls that the V4L2 device supports from the device, and presents the user with a graphical means for adjusting those controls. It allows for controlling multiple devices. Controls can be updated with the device status either manually, or periodically and there is an easy way to reset one or all the controls to their default state.
We can use yum or dnf to install v4l2ucp on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install v4l2ucp.
Install v4l2ucp on Fedora 34 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
Fedora 34 - x86_64 20 kB/s | 6.6 kB 00:00
Fedora 34 openh264 (From Cisco) - x86_64 1.4 kB/s | 989 B 00:00
Fedora Modular 34 - x86_64 68 kB/s | 6.5 kB 00:00
Fedora 34 - x86_64 - Updates 3.5 kB/s | 6.2 kB 00:01
Fedora Modular 34 - x86_64 - Updates 17 kB/s | 5.9 kB 00:00
Metadata cache created.
After updating yum database, We can install v4l2ucp using dnf by running the following command:
sudo dnf -y install v4l2ucp
Install v4l2ucp on Fedora 34 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
Fedora 34 - x86_64 20 kB/s | 6.6 kB 00:00
Fedora 34 openh264 (From Cisco) - x86_64 1.4 kB/s | 989 B 00:00
Fedora Modular 34 - x86_64 68 kB/s | 6.5 kB 00:00
Fedora 34 - x86_64 - Updates 3.5 kB/s | 6.2 kB 00:01
Fedora Modular 34 - x86_64 - Updates 17 kB/s | 5.9 kB 00:00
Metadata cache created.
After updating yum database, We can install v4l2ucp using yum by running the following command:
sudo yum -y install v4l2ucp
How To Uninstall v4l2ucp on Fedora 34
To uninstall only the v4l2ucp package we can use the following command:
sudo dnf remove v4l2ucp
v4l2ucp Package Contents on Fedora 34
/usr/bin/v4l2ctrl
/usr/bin/v4l2ucp
/usr/lib/.build-id
/usr/lib/.build-id/33
/usr/lib/.build-id/33/36f0dbe04a577245fae29be7b0d6c48aae0096
/usr/lib/.build-id/ec
/usr/lib/.build-id/ec/aec3106e64d17c507d430ab5609c8ca30dbb1b
/usr/share/applications/v4l2ucp.desktop
/usr/share/doc/v4l2ucp
/usr/share/doc/v4l2ucp/README
/usr/share/icons/hicolor/128x128/apps/v4l2ucp.png
/usr/share/licenses/v4l2ucp
/usr/share/licenses/v4l2ucp/COPYING
References
Summary
In this tutorial we learn how to install v4l2ucp on Fedora 34 using yum and dnf.