How To Install ddccontrol on Fedora 34

ddccontrol is Control your monitor by software using the DDC/CI protocol Control your monitor by software using the DDC/CI protocol

Introduction

In this tutorial we learn how to install ddccontrol on Fedora 34.

What is `ddccontrol`

DDCcontrol is a program to control monitor parameters, like brightness and contrast, by software, i.e. without using the OSD (On Screen Display) and the monitor HW controls. ddccontrol 0.5.1 2.fc34 x86_64 114 k ddccontrol-0.5.1-2.fc34.src.rpm fedora Control your monitor by software using the DDC/CI protocol https GPLv2+ DDCcontrol is a program to control monitor parameters, like brightness and contrast, by software, i.e. without using the OSD (On Screen Display) and the monitor HW controls.

We can use yum or dnf to install ddccontrol on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install ddccontrol.

Install ddccontrol 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 ddccontrol using dnf by running the following command:

sudo dnf -y install ddccontrol

Install ddccontrol 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 ddccontrol using yum by running the following command:

sudo yum -y install ddccontrol

How To Uninstall ddccontrol on Fedora 34

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

sudo dnf remove ddccontrol

ddccontrol Package Contents on Fedora 34

/etc/dbus-1/system.d/ddccontrol.DDCControl.conf
/usr/bin/ddccontrol
/usr/lib/.build-id
/usr/lib/.build-id/10
/usr/lib/.build-id/10/3eb9672d96ca3b00813a3ebc6847f8811d075b
/usr/lib/.build-id/75
/usr/lib/.build-id/75/0bb51277c3c7ebde9223aafdd712f238d0aa61
/usr/lib/.build-id/a6
/usr/lib/.build-id/a6/1e4413dd0644ee3cffcecc05855698d8bb0d2a
/usr/lib/.build-id/b4
/usr/lib/.build-id/b4/06d42a670931a42705d507104636c451e9bfe6
/usr/lib/.build-id/bb
/usr/lib/.build-id/bb/2faa6a634626d922c9d829fbe85d740cf08beb
/usr/lib/modules-load.d/ddccontrol.conf
/usr/lib/systemd/system/ddccontrol.service
/usr/lib64/libddccontrol.so.0
/usr/lib64/libddccontrol.so.0.0.0
/usr/lib64/libddccontrol_dbus_client.so.0
/usr/lib64/libddccontrol_dbus_client.so.0.0.0
/usr/libexec/ddccontrol
/usr/libexec/ddccontrol/ddccontrol_service
/usr/libexec/ddccontrol/ddcpci
/usr/share/dbus-1/interfaces/ddccontrol.DDCControl.xml
/usr/share/dbus-1/system-services/ddccontrol.DDCControl.service
/usr/share/doc/ddccontrol
/usr/share/doc/ddccontrol/AUTHORS
/usr/share/doc/ddccontrol/NEWS
/usr/share/doc/ddccontrol/README.md
/usr/share/doc/ddccontrol/TODO
/usr/share/licenses/ddccontrol
/usr/share/licenses/ddccontrol/COPYING
/usr/share/locale/cs/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/de/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/es/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/fr/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/pl/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/ru/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/zh_CN/LC_MESSAGES/ddccontrol.mo
/usr/share/man/man1/ddccontrol.1.gz
/etc/dbus-1/system.d/ddccontrol.DDCControl.conf
/usr/bin/ddccontrol
/usr/lib/.build-id
/usr/lib/.build-id/14
/usr/lib/.build-id/14/4fffda1089ab7941fdedba4a69d1238ae34a06
/usr/lib/.build-id/27
/usr/lib/.build-id/27/a35be6d242a4ee05ca03aed6a5819a75eb0f22
/usr/lib/.build-id/97
/usr/lib/.build-id/97/1a202a4ac287f3ebcafa2173a26fb138f0434f
/usr/lib/.build-id/d8
/usr/lib/.build-id/d8/d8b15d170ef7e3402a9eba98a9ab4c2be75fc7
/usr/lib/.build-id/f4
/usr/lib/.build-id/f4/2f722eba71664683439ded0bb7aeebd69ae79d
/usr/lib/libddccontrol.so.0
/usr/lib/libddccontrol.so.0.0.0
/usr/lib/libddccontrol_dbus_client.so.0
/usr/lib/libddccontrol_dbus_client.so.0.0.0
/usr/lib/modules-load.d/ddccontrol.conf
/usr/lib/systemd/system/ddccontrol.service
/usr/libexec/ddccontrol
/usr/libexec/ddccontrol/ddccontrol_service
/usr/libexec/ddccontrol/ddcpci
/usr/share/dbus-1/interfaces/ddccontrol.DDCControl.xml
/usr/share/dbus-1/system-services/ddccontrol.DDCControl.service
/usr/share/doc/ddccontrol
/usr/share/doc/ddccontrol/AUTHORS
/usr/share/doc/ddccontrol/NEWS
/usr/share/doc/ddccontrol/README.md
/usr/share/doc/ddccontrol/TODO
/usr/share/licenses/ddccontrol
/usr/share/licenses/ddccontrol/COPYING
/usr/share/locale/cs/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/de/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/es/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/fr/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/pl/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/ru/LC_MESSAGES/ddccontrol.mo
/usr/share/locale/zh_CN/LC_MESSAGES/ddccontrol.mo
/usr/share/man/man1/ddccontrol.1.gz

References

[ddccontrol website](https://github.com/ddccontrol/ddccontrol https://github.com/ddccontrol/ddccontrol)

Summary

In this tutorial we learn how to install ddccontrol on Fedora 34 using yum and dnf.