extern int mlt_properties_init( mlt_properties, void *child );
extern mlt_properties mlt_properties_new( );
+extern mlt_properties mlt_properties_load( char *file );
extern void mlt_properties_mirror( mlt_properties this, mlt_properties that );
extern int mlt_properties_inherit( mlt_properties this, mlt_properties that );
extern int mlt_properties_pass( mlt_properties this, mlt_properties that, char *prefix );