+ static GstCaps* gstGhostpadGetCAPS (GstPad * pad);
+ static gboolean gstGhostpadAcceptCAPS(GstPad * pad, GstCaps * caps);
+ static void gstGhostpadLink(gpointer user_data, GstCaps * caps);
+ static GstFlowReturn gstGhostpadBufferAlloc(GstPad *pad, guint64 offset, guint size, GstCaps *caps, GstBuffer **buf);
+ static void gstGhostpadHasCAPS(GstPad *pad, GParamSpec * unused, gpointer user_data);
+ static gboolean gstGhostpadSinkEvent(GstPad * pad, GstEvent * event);
+ static GstFlowReturn gstGhostpadChainFunction(GstPad * pad, GstBuffer * buffer);
+/* static void gstCBsubtitleCAPS(GObject *obj, GParamSpec *pspec, gpointer user_data);
+ static void gstCBsubtitleLink(subtype_t type, gpointer user_data);
+ static gboolean gstCBsubtitleDrop(GstPad *pad, GstBuffer *buffer, gpointer user_data);*/