Unity example fail with Astra pro

[olga.kuzminykh]

Hi qding,

It seems that you didn’t turn on the RGB stream on your camera.

@a.potopahin

To enable RGB stream for Astra Pro, you should set "CameraID" option in the nuitrack.config file (usually it’s 0, but if it doesn’t work, try 1, 2, …).