DeviceProvider.register

bool register(gst.plugin.Plugin plugin, string name, uint rank, gobject.types.GType type)

Create a new device providerfactory capable of instantiating objects of the type and add the factory to plugin.

`plugin`	#GstPlugin to register the device provider with, or null for a static device provider.
`name`	name of device providers of this type
`rank`	rank of device provider (higher rank means more importance when autoplugging)
`type`	GType of device provider to register

true, if the registering succeeded, false on error