video calls fix

toxygen/callbacks.py

@@ -346,7 +346,6 @@ def video_receive_frame(toxav, friend_number, width, height, y, u, v, ystride, u
      width // 2   width // 2
 
     It can be created from initial y, u, v using slices
-    For more info see callback_video_receive_frame docs
     """
     try:
         y_size = abs(max(width, abs(ystride)))

toxygen/menu.py

@@ -881,6 +881,8 @@ class VideoSettings(CenteredWidget):
         self.desktopAreaSelection = DesktopAreaSelectionWindow(self)
 
     def closeEvent(self, event):
+        if self.input.currentIndex() == 0:
+            return
         try:
             settings = Settings.get_instance()
             settings.video['device'] = self.devices[self.input.currentIndex()]