#include "wx/thread.h"              // wxMutex/wxMutexLocker
 
 #ifdef __WXGTK__
-#    include "wx/gtk/win_gtk.h"     // for <gdk/gdkx.h>/GDK_WINDOW_XWINDOW
+#    include "wx/gtk/win_gtk.h"
+#    include <gdk/gdkx.h>           // for GDK_WINDOW_XWINDOW
 #endif
 
 //-----------------------------------------------------------------------------
 public:
 
     wxGStreamerMediaBackend();
-    ~wxGStreamerMediaBackend();
+    virtual ~wxGStreamerMediaBackend();
 
     virtual bool CreateControl(wxControl* ctrl, wxWindow* parent,
                                      wxWindowID id,
 //
 // Called when the media is about to stop
 //-----------------------------------------------------------------------------
-void wxGStreamerMediaEventHandler::OnMediaFinish(wxMediaEvent& event)
+void wxGStreamerMediaEventHandler::OnMediaFinish(wxMediaEvent& WXUNUSED(event))
 {
     // (RN - I have no idea why I thought this was good behaviour....
     // maybe it made sense for streaming/nonseeking data but
     // so it doesn't draw over the video and cause sporadic
     // disappearances of the video
     gtk_widget_set_double_buffered(m_ctrl->m_wxwindow, FALSE);
-
-    // Tell GtkPizza not to clear the background
-    gtk_pizza_set_clear(GTK_PIZZA(m_ctrl->m_wxwindow), FALSE);
 #endif
 
     // don't erase the background of our control window
             return false;
     }
 
+    // free current media resources
+    gst_element_set_state (m_playbin, GST_STATE_NULL);
+
     // Make sure the passed URI is valid and tell playbin to load it
     // non-file uris are encoded
     wxASSERT(gst_uri_protocol_is_valid("file"));