X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fsource.h;h=64dd88d094fd5492326715a0816fbe2c327d0e39;hb=2d082739873b49f291a288c3217a4f06ef6fde01;hp=f3133c71cd9618b038d20903b9b5c39e933afa2a;hpb=b09ab546542040b1d468c9925c60bda2dfd80da8;p=ardour.git

diff --git a/libs/ardour/ardour/source.h b/libs/ardour/ardour/source.h
index f3133c71cd..64dd88d094 100644
--- a/libs/ardour/ardour/source.h
+++ b/libs/ardour/ardour/source.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2000 Paul Davis 
+    Copyright (C) 2000 Paul Davis
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -15,52 +15,113 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id$
 */
 
 #ifndef __ardour_source_h__
 #define __ardour_source_h__
 
 #include <string>
+#include <set>
 
-#include <sigc++/signal.h>
+#include <glib.h>
 
-#include <ardour/ardour.h>
-#include <ardour/stateful.h>
+#include <boost/utility.hpp>
+#include "pbd/statefuldestructible.h"
+
+#include "ardour/ardour.h"
+#include "ardour/session_object.h"
+#include "ardour/data_type.h"
 
 namespace ARDOUR {
 
-class Source : public Stateful, public sigc::trackable
+class Session;
+
+class Source : public SessionObject
 {
   public:
-	Source (std::string name);
-	Source (const XMLNode&);
-	virtual ~Source ();
+	enum Flag {
+		Writable = 0x1,
+		CanRename = 0x2,
+		Broadcast = 0x4,
+		Removable = 0x8,
+		RemovableIfEmpty = 0x10,
+		RemoveAtDestroy = 0x20,
+		NoPeakFile = 0x40,
+		Destructive = 0x80
+	};
+
+	Source (Session&, DataType type, const std::string& name, Flag flags=Flag(0));
+	Source (Session&, const XMLNode&);
 
-	std::string name() const { return _name; }
-	int set_name (std::string str, bool destructive);
-
-	ARDOUR::id_t  id() const   { return _id; }
+	virtual ~Source ();
 
-	uint32_t use_cnt() const { return _use_cnt; }
-	void use ();
-	void release ();
+	DataType type() { return _type; }
 
 	time_t timestamp() const { return _timestamp; }
 	void stamp (time_t when) { _timestamp = when; }
 
+	virtual bool       empty () const = 0;
+	virtual framecnt_t length (framepos_t pos) const = 0;
+	virtual void       update_length (framepos_t pos, framecnt_t cnt) = 0;
+
+	virtual const std::string& path() const = 0;
+
+	virtual framepos_t natural_position() const { return 0; }
+
+	void mark_for_remove();
+
+	virtual void mark_streaming_write_started () {}
+	virtual void mark_streaming_write_completed () = 0;
+
+	virtual void session_saved() {}
+
 	XMLNode& get_state ();
-	int set_state (const XMLNode&);
+	int set_state (const XMLNode&, int version);
+
+	bool         destructive() const       { return (_flags & Destructive); }
+	bool         writable () const         { return (_flags & Writable); }
+	virtual bool set_destructive (bool /*yn*/) { return false; }
+	virtual bool length_mutable() const    { return false; }
+
+	static PBD::Signal1<void,Source*>             SourceCreated;
+
+	bool has_been_analysed() const;
+	virtual bool can_be_analysed() const { return false; }
+	virtual void set_been_analysed (bool yn);
+	virtual bool check_for_analysis_data_on_disk();
+
+	PBD::Signal0<void> AnalysisChanged;
+
+	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::Mutex& mutex()       { return _lock; }
+	Flag         flags() const { return _flags; }
 
-	sigc::signal<void,Source *> GoingAway;
+        virtual void inc_use_count ();
+        virtual void dec_use_count ();
+        int  use_count() const { return g_atomic_int_get (&_use_count); }
+        bool used() const { return use_count() > 0; }
 
   protected:
-	string            _name;
-	uint32_t          _use_cnt;
-	time_t            _timestamp;
+	DataType            _type;
+	Flag                _flags;
+	time_t              _timestamp;
+	framepos_t           _timeline_position;
+	bool                _analysed;
+	mutable Glib::Mutex _lock;
+	mutable Glib::Mutex _analysis_lock;
+	Glib::Mutex         _playlist_lock;
+        gint                _use_count; /* atomic */
 
   private:
-	ARDOUR::id_t _id;
+	void fix_writable_flags ();
 };
 
 }