[Digikam-devel] libkface: recognize without trained faces

[Tobias Leupold]

> For me, I agree for this change but API doc must explain well the
> returned value in all contexts.
Well, the return value would not change: at the moment, when a recognition is 
issued without at least one face trained, it returns no identity and the 
warning is displayed. When we would add some check and just return no 
identity, everything is equal but we get rid of the warning.