How To Install leptonica on CentOS 7
Introduction
In this tutorial we learn how to install leptonica
on CentOS 7.
What is leptonica
The library supports many operations that are useful on * Document images * Natural images Fundamental image processing and image analysis operations * Rasterop (aka bitblt) * Affine transforms (scaling, translation, rotation, shear) on images of arbitrary pixel depth * Projective and bi-linear transforms * Binary and gray scale morphology, rank order filters, and convolution * Seed-fill and connected components * Image transformations with changes in pixel depth, both at the same scale and with scale change * Pixelwise masking, blending, enhancement, arithmetic ops, etc.
We can use yum
or dnf
to install leptonica
on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install leptonica.
Install leptonica on CentOS 7 Using yum
Update yum database with yum
using the following command.
After updating yum database, We can install leptonica
using yum
by running the following command:
Install leptonica 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 leptonica
using dnf
by running the following command:
How To Uninstall leptonica on CentOS 7
To uninstall only the leptonica
package we can use the following command:
References
Summary
In this tutorial we learn how to install leptonica
on CentOS 7 using yum
and dnf
.