This short article will learn you how to perform face detection in PHP. So basically we are going to make use of OpenCV ( you know it you are using it everyday …aren’t you ?? 
) we actually will abuse only on face detection algorithm that comes with it. We are going to compile the face detection as an .so module for php and hook this module in PHP.
Requirements:
- LAMP stack installed, you know… Apache 2, PHP
- Build essentials (gcc compilers and all the hoard )
- A Linux distribution (mine is Ubuntu 11.something)
- 1 beer & nothing beater to do
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