Install Pigo Face Detection Tool on Ubuntu 24.04

Pigo is a high-performance, open-source face detection library and command line tool written in Go programming language without any bindings to C/C++ libraries. This tutorial demonstrates how to install Pigo face detection tool on Ubuntu 24.04.

Install Pigo

Get the latest Pigo version tag from the GitHub repository and assign it to a variable:

PIGO_VERSION=$(curl -s "https://api.github.com/repos/esimov/pigo/releases/latest" | grep -Po '"tag_name": "v\K[0-9.]+')

Download the archive file with the version obtained earlier:

wget -qO pigo.tar.gz https://github.com/esimov/pigo/releases/latest/download/pigo-$PIGO_VERSION-linux-amd64.tar.gz

Create temporary directory and extract a tar.gz file:

mkdir pigo-temp

tar xf pigo.tar.gz --strip-components=1 -C pigo-temp

Move executable to /usr/local/bin directory:

sudo mv pigo-temp/pigo /usr/local/bin

Remove the unneeded archive and directory:

rm -rf pigo.tar.gz pigo-temp

Testing Pigo

Download image for testing:

wget -qO test.jpg https://raw.githubusercontent.com/esimov/pigo/master/testdata/sample.jpg

Download pretrained cascade model:

wget -qO facefinder https://raw.githubusercontent.com/esimov/pigo/master/cascade/facefinder

Run the following command to detect face in the image:

pigo -in test.jpg -out result.jpg -cf facefinder

Uninstall Pigo

To uninstall Pigo, delete the associated file:

sudo rm -rf /usr/local/bin/pigo