*/
VLC_EXPORT( subpicture_t *, subpicture_NewFromPicture, ( vlc_object_t *, picture_t *, vlc_fourcc_t i_chroma ) );
+/**
+ * This function will update the content of a subpicture created with
+ * a non NULL subpicture_updater_t.
+ */
+VLC_EXPORT( void, subpicture_Update, ( subpicture_t *, const video_format_t *src, const video_format_t *, mtime_t ) );
+
/**@}*/
#endif /* _VLC_VIDEO_H */