Update the stereo sample: * add the HH4 mode * option to display disparity with a color map * display current settings in the title bar * don't close app when wanting to take screenshots
Update the stereo sample:
* add the HH4 mode
* option to display disparity with a color map
* display current settings in the title bar
* don't close app when wanting to take screenshots

opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv