How To Install facedetect on Debian 9
Introduction
In this tutorial we learn how to install facedetect
on Debian 9.
What is facedetect
facedetect is:
Facedetect is a simple face detector for batch processing. It answers the basic question: “Is there a face in this image?” and gives back either an exit code or the coordinates of each detected face in the standard output.
The aim is to provide a basic command-line interface that’s consistent and easy to use with software such as ImageMagick, while progressively improving the detection algorithm over time.
facedetect is used in software such as fgallery to improve the thumbnail cutting region, so that faces are always centered.
There are three methods to install facedetect
on Debian 9. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install facedetect Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install facedetect
using apt-get
by running the following command:
sudo apt-get -y install facedetect
Install facedetect Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install facedetect
using apt
by running the following command:
sudo apt -y install facedetect
Install facedetect Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install facedetect
using aptitude
by running the following command:
sudo aptitude -y install facedetect
How To Uninstall facedetect on Debian 9
To uninstall only the facedetect
package we can use the following command:
sudo apt-get remove facedetect
Uninstall facedetect And Its Dependencies
To uninstall facedetect
and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove facedetect
Remove facedetect Configurations and Data
To remove facedetect
configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge facedetect
Remove facedetect configuration, data, and all of its dependencies
We can use the following command to remove facedetect
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge facedetect
Dependencies
facedetect have the following dependencies:
References
Summary
In this tutorial we learn how to install facedetect
package on Debian 9 using different package management tools: apt
, apt-get
and aptitude
.