GdkGLExt-WARNING **: Window system doesn't support OpenGL.
OpenGL is not enabled on Raspbian Jessie 8.0 by default.
In order to enable OpenGL you need to instal "libgl1-mesa-dri"
OpenCV work perfect after installing the above mentioned library.
Code: Select all
sudo apt-get install libgl1-mesa-dri
I cannot believe Devs at RaspberryPi missed such an important library in Raspbian Jessie that have caused so many hours of trouble] to its users...
here is original link for solution
go to page-4