Update README.md

Author: Dario Limongi

README.md

@@ -1,2 +1,47 @@
-# OpenCV_4_Raspberry_PI
-A compiled version of OpenCV for Raspberry PI optimized for deep learning.
+# OpenCV 4.1.0 for Raspberry Pi
+* A pre-compiled **OpenCV 4.1.0** for **Raspberry PI**, optimized for deep learning (**NEON** and **VFPV3** turned on). 
+* Bindings for **Python2** and **Python3** are also included.
+* Created with OpenCV cpack targets
+* Tested on **Raspberry Pi 3+** on **Raspbian Stretch**
+
+# Prerequisites
+Before proceeding, install the OpenCV library prerequisites.
+```
+sudo apt-get update && sudo apt-get upgrade -y
+sudo apt-get install -y libtiff5-dev libjasper-dev libpng12-dev libjpeg-dev \
+libavcodec-dev libavformat-dev libswscale-dev \
+libv4l-dev libgtk2.0-dev libatlas-base-dev gfortran
+```
+
+Install numpy based on your Python version:
+```
+sudo apt-get install -y python3-dev python3-numpy
+```
+or:
+```
+sudo apt-get install -y python-dev python-numpy
+```
+
+# How to install OpenCV
+Download and run dpkg on all the .deb in the repository:
+```
+git clone https://github.com/dlime/OpenCV_4_Raspberry_PI.git
+cd OpenCV_4_Raspberry_PI
+sudo dpkg -i OpenCV*
+sudo ldconfig
+```
+
+# How to test
+Go to test folder and launch the test.py file:
+```
+cd OpenCV_4_Raspberry_PI/test
+python2 test.py
+```
+
+Or for Python 3:
+```
+python3 test.py
+```
+
+# Future development
+* Include TBB