Compilation and installation of opencv to work with QT on Ubuntu!
У вашего броузера проблема в совместимости с HTML5
This video shows how to compile and install opencv 2.4.9 to work with QT 5.4.
I used fresh Ubuntu installation and go through some errors which you may get.
In next video I'l show you how to create custom widget to display Mats and get cursor position.