How To Install pngnq on CentOS 7
Introduction
In this tutorial we learn how to install pngnq
on CentOS 7.
What is pngnq
Pngnq is a tool for quantizing PNG images in RGBA format. The neuquant algorithm uses a neural network to optimise the color map selection. This is fast and quite accurate, giving good results on many types of images.
We can use yum
or dnf
to install pngnq
on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install pngnq.
Install pngnq on CentOS 7 Using yum
Update yum database with yum
using the following command.
After updating yum database, We can install pngnq
using yum
by running the following command:
Install pngnq on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf
using the following command.
After updating yum database, We can install pngnq
using dnf
by running the following command:
How To Uninstall pngnq on CentOS 7
To uninstall only the pngnq
package we can use the following command:
References
Summary
In this tutorial we learn how to install pngnq
on CentOS 7 using yum
and dnf
.