nodes: fix loop mode regression

app/node/block/clip/clip.cpp

@@ -453,6 +453,8 @@ void ClipBlock::InputValueChangedEvent(const QString &input, int element)
         }
       }
     }
+  } else if (input == kLoopModeInput) {
+    emit PreviewChanged();
   }
 }
 

app/node/block/clip/clip.h

@@ -188,12 +188,12 @@ public:
   /**
    * @brief Get currently set loop mode
    */
-  Decoder::LoopMode loop_mode() const
+  LoopMode loop_mode() const
   {
-    return static_cast<Decoder::LoopMode>(GetStandardValue(kLoopModeInput).toInt());
+    return static_cast<LoopMode>(GetStandardValue(kLoopModeInput).toInt());
   }
 
-  void set_loop_mode(Decoder::LoopMode l)
+  void set_loop_mode(LoopMode l)
   {
     SetStandardValue(kLoopModeInput, int(l));
   }