+ AnalysisFeatureList transients;
+ std::string get_transients_path() const;
+ int load_transients (const std::string&);
+
+ framepos_t timeline_position() const { return _timeline_position; }
+ virtual void set_timeline_position (framepos_t pos);
+
+ void set_allow_remove_if_empty (bool yn);
+
+ Glib::Threads::Mutex& mutex() { return _lock; }
+ Flag flags() const { return _flags; }
+
+ virtual void inc_use_count ();
+ virtual void dec_use_count ();
+ int use_count() const { return g_atomic_int_get (const_cast<gint*>(&_use_count)); }
+ bool used() const { return use_count() > 0; }
+ uint32_t level() const { return _level; }
+
+ std::string ancestor_name() { return _ancestor_name.empty() ? name() : _ancestor_name; }
+ void set_ancestor_name(const std::string& name) { _ancestor_name = name; }
+
+ protected:
+ DataType _type;
+ Flag _flags;
+ time_t _timestamp;
+ framepos_t _timeline_position;
+ bool _analysed;
+ mutable Glib::Threads::Mutex _lock;
+ mutable Glib::Threads::Mutex _analysis_lock;
+ gint _use_count; /* atomic */
+ uint32_t _level; /* how deeply nested is this source w.r.t a disk file */
+ std::string _ancestor_name;