You can check the speed of your car using this application.
This is demo application and source code will be available in
http://www.gwpvac.com
NOTE activate GPS before you using this app
![[Optical Flow] Vehicle Speed Estimation using OpenCV, Python screenshot 1](https://i.ytimg.com/vi/AEd7tev39Ns/mqdefault.jpg)
9Apps 4.9
