Index: istanbul/main/screencast.py
===================================================================
--- istanbul/main/screencast.py	(révision 131)
+++ istanbul/main/screencast.py	(copie de travail)
@@ -135,7 +135,7 @@
             m.run()
             m.destroy()
             self.finished_callback(message)
-        elif message.type == gst.MESSAGE_EOS:
+        elif message.type == gst.MESSAGE_EOS or message.type == gst.MESSAGE_CLOCK_LOST:
             self._pipeline.set_state(gst.STATE_NULL)
             self.on_eos()
 
