This class is really simple and converts photo_reference id to Photo URI or BitmapImage depend on function you call. Returned image size depends on Maximum values you asked. It means One of the image's properties Height or Width or both of them is less than or equals to MaxHeight and MaxWidth you defined.

GetPhotoUri()

how to use :

GetPhotoUri(photo_reference, MaxWidth, MaxHeight);

GetPhoto()

how to use :

GetPhoto(photo_reference, MaxWidth, MaxHeight);