Information about the package, qv4l2, which is shipped with common Linux distributions. The qv4l2 package is designed for, QT v4l2 test control and streaming test application.
Package Name:
qv4l2
Summary:
QT v4l2 test control and streaming test application
Description:
QT v4l2 test control and streaming test application.
Architecture:
x86_64
Version:
1.6.2
Release:
3.el6
Size:
235 k
Repository:
epel
From Repository:
Licence:
GPLv2+
Control the qv4l2 package with the following handy commands outlined below.
yum install qv4l2
This command will install qv4l2 on the server.
yum remove qv4l2
This command will un-install qv4l2 on the server. When you run this command, you will be asked if you are sure that you want to remove qv4l2, so you have to manually confirm that you want to do this.
yum -y remove qv4l2
This command will un-install qv4l2 on the server. When you run this command with th e -y flag, you will not be prompted to check that you are sure you want to remove the package - so be sure you absolutely want to remove qv4l2 when using the -y flag.
yum update qv4l2
This command will update qv4l2 to the latest version. When you run this command, you will be asked if you are sure that you want to remove qv4l2, so you have to manually confirm that you want to do this.
yum -y update qv4l2
This command will update qv4l2 to the latest version. When you run this command with the -y flag, you will not be prompted to check that you are sure you want to remove the package - so be sure you absolutely want to remove qv4l2 when using the -y flag.
yum info qv4l2
This command will show you core information about the qv4l2 package.
yum deplist qv4l2
This command will show you the dependencies for qv4l2. Thankfully, when using Yum, if dependencies are required, these are also installed at the same time so you don't have to worry too much about that.
yum check-update qv4l2
This command will check if there is an update waiting on qv4l2. When you run this command this will return nothing if there is nothing to update, or, will return the package name if the package is due to be updated.