Added transition types.

modules/base/enum.py

@@ -92,6 +92,14 @@ class ChannelType(Enum):
         return str(self.value["id"])
 
 
+class TransitionType(Enum):
+    """
+    Types of fade-in and fade-out transition.
+    """
+    INSTANT = "instant"
+    FADE = "fade"
+
+
 class FallbackType(Enum):
     SHOW = "show" # the first played when the show playlist fails
     TIMESLOT = "timeslot" # the second played when timeslot fallback fails