Make verafinger file load both image and mask from annotations

bob/bio/vein/database/verafinger.py

@@ -24,14 +24,23 @@ class File(BioFile):
     self.__f = f
 
 
-    def roi(self):
+  def mask(self):
     """Returns the binary mask from the ROI annotations available"""
+
     from ..preprocessor.utils import poly_to_mask
 
     # The size of images in this database is (250, 665) pixels (h, w)
     return poly_to_mask((250, 665), self.__f.roi())
 
 
+  def load(self, *args, **kwargs):
+    """(Overrides base method) Loads both image and mask"""
+
+    image = super(File, self).load(*args, **kwargs)
+
+    return image, self.mask()
+
+
 
 class Database(BioDatabase):
   """