X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fsmf_source.h;h=8f58fda2fea7b0cf0c83fa0facaedca0d216b661;hb=da5119583aca2caec4082e3d13cfb1f687a5989d;hp=7942a118af95de1971ba9b9d60aea9f00644ee58;hpb=0f71728a925eb8f16c14c74f0dae9fdd53406a20;p=ardour.git

diff --git a/libs/ardour/ardour/smf_source.h b/libs/ardour/ardour/smf_source.h
index 7942a118af..8f58fda2fe 100644
--- a/libs/ardour/ardour/smf_source.h
+++ b/libs/ardour/ardour/smf_source.h
@@ -1,6 +1,6 @@
 /*
     Copyright (C) 2006 Paul Davis
-	Written by Dave Robillard, 2006
+    Author: David Robillard
 
     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
@@ -18,14 +18,14 @@
 
 */
 
-#ifndef __ardour_smf_source_h__ 
+#ifndef __ardour_smf_source_h__
 #define __ardour_smf_source_h__
 
 #include <cstdio>
 #include <time.h>
-#include <evoral/SMF.hpp>
-#include <ardour/midi_source.h>
-#include <ardour/file_source.h>
+#include "evoral/SMF.hpp"
+#include "ardour/midi_source.h"
+#include "ardour/file_source.h"
 
 namespace Evoral { template<typename T> class Event; }
 
@@ -34,57 +34,74 @@ namespace ARDOUR {
 template<typename T> class MidiRingBuffer;
 
 /** Standard Midi File (Type 0) Source */
-class SMFSource : public MidiSource, public FileSource, public Evoral::SMF {
+class LIBARDOUR_API SMFSource : public MidiSource, public FileSource, public Evoral::SMF {
 public:
+	/** Constructor for new internal-to-session files */
+	SMFSource (Session& session, const std::string& path, Source::Flag flags);
+
 	/** Constructor for existing external-to-session files */
-	SMFSource (Session& session, const Glib::ustring& path, bool embedded,
-			Source::Flag flags = Source::Flag(0));
+	SMFSource (Session& session, const std::string& path);
 
 	/** Constructor for existing in-session files */
 	SMFSource (Session& session, const XMLNode&, bool must_exist = false);
 
 	virtual ~SMFSource ();
-	
-	bool safe_file_extension (const Glib::ustring& path) const {
+
+	bool safe_file_extension (const std::string& path) const {
 		return safe_midi_file_extension(path);
 	}
 
-	bool set_name (const std::string& newname) { return (set_source_name(newname, false) == 0); }
-	
-	void append_event_unlocked_beats (const Evoral::Event<double>& ev);
-	void append_event_unlocked_frames (const Evoral::Event<nframes_t>& ev, nframes_t position);
+	void append_event_beats (const Lock& lock, const Evoral::Event<Evoral::Beats>& ev);
+	void append_event_frames (const Lock& lock, const Evoral::Event<framepos_t>& ev, framepos_t source_start);
 
-	void mark_streaming_midi_write_started (NoteMode mode, nframes_t start_time);
-	void mark_streaming_write_completed ();
+	void mark_streaming_midi_write_started (const Lock& lock, NoteMode mode);
+	void mark_streaming_write_completed (const Lock& lock);
+	void mark_midi_streaming_write_completed (const Lock& lock,
+	                                          Evoral::Sequence<Evoral::Beats>::StuckNoteOption,
+	                                          Evoral::Beats when = Evoral::Beats());
 
 	XMLNode& get_state ();
-	int set_state (const XMLNode&);
+	int set_state (const XMLNode&, int version);
+
+	void load_model (const Glib::Threads::Mutex::Lock& lock, bool force_reload=false);
+	void destroy_model (const Glib::Threads::Mutex::Lock& lock);
+
+	static bool safe_midi_file_extension (const std::string& path);
+	static bool valid_midi_file (const std::string& path);
+
+	void prevent_deletion ();
 
-	void load_model (bool lock=true, bool force_reload=false);
-	void destroy_model ();
+  protected:
+	void close ();
+	void set_path (const std::string& newpath);
+	void flush_midi (const Lock& lock);
 
-	void flush_midi ();
-	
-	static void set_header_position_offset (nframes_t offset, bool negative);
+  private:
+	bool _open;
+	Evoral::Beats       _last_ev_time_beats;
+	framepos_t          _last_ev_time_frames;
+	/** end time (start + duration) of last call to read_unlocked */
+	mutable framepos_t _smf_last_read_end;
+	/** time (in SMF ticks, 1 tick per _ppqn) of the last event read by read_unlocked */
+	mutable framepos_t _smf_last_read_time;
 
-	static bool safe_midi_file_extension (const Glib::ustring& path);
+	int open_for_write ();
 
-private:
-	nframes_t read_unlocked (MidiRingBuffer<nframes_t>& dst,
-			nframes_t position,
-			nframes_t start,
-			nframes_t cnt,
-			nframes_t stamp_offset,
-			nframes_t negative_stamp_offset) const;
+	void ensure_disk_file (const Lock& lock);
 
-	nframes_t write_unlocked (MidiRingBuffer<nframes_t>& src,
-			nframes_t position,
-			nframes_t cnt);
+	framecnt_t read_unlocked (const Lock&                    lock,
+	                          Evoral::EventSink<framepos_t>& dst,
+	                          framepos_t                     position,
+	                          framepos_t                     start,
+	                          framecnt_t                     cnt,
+	                          MidiStateTracker*              tracker,
+	                          MidiChannelFilter*             filter) const;
 
-	void set_default_controls_interpolation ();
+	framecnt_t write_unlocked (const Lock&                 lock,
+	                           MidiRingBuffer<framepos_t>& src,
+	                           framepos_t                  position,
+	                           framecnt_t                  cnt);
 
-	double    _last_ev_time_beats;
-	nframes_t _last_ev_time_frames;
 };
 
 }; /* namespace ARDOUR */