/**
* \file mlt_transition.h
* \brief abstraction for all transition services
+ * \see mlt_transition_s
*
- * Copyright (C) 2003-2008 Ushodaya Enterprises Limited
+ * Copyright (C) 2003-2009 Ushodaya Enterprises Limited
* \author Charles Yates <charles.yates@pandora.be>
*
* This library is free software; you can redistribute it and/or
extern int mlt_transition_get_b_track( mlt_transition self );
extern mlt_position mlt_transition_get_in( mlt_transition self );
extern mlt_position mlt_transition_get_out( mlt_transition self );
+extern mlt_position mlt_transition_get_length( mlt_transition self );
+extern mlt_position mlt_transition_get_position( mlt_transition self, mlt_frame frame );
+extern double mlt_transition_get_progress( mlt_transition self, mlt_frame frame );
+extern double mlt_transition_get_progress_delta( mlt_transition self, mlt_frame frame );
extern mlt_frame mlt_transition_process( mlt_transition self, mlt_frame a_frame, mlt_frame b_frame );
extern void mlt_transition_close( mlt_transition self );