*/
void input_clock_ChangePause( input_clock_t *, bool b_paused, mtime_t i_date );
+/**
+ * This function returns the original system value date for the current
+ * reference point (a valid reference point must have been set).
+ */
+mtime_t input_clock_GetSystemOrigin( input_clock_t * );
+
/**
* This function allows to rebase the original system value date.
* It can be called only imediatly after a input_clock_Update call.