/*
- Copyright (C) 2006 Paul Davis
- Written by Dave Robillard, 2006
+ Copyright (C) 2000-2006 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
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ $Id: midiregion.h 733 2006-08-01 17:19:38Z drobilla $
*/
#ifndef __ardour_midi_region_h__
#include <ardour/ardour.h>
#include <ardour/region.h>
-#include <ardour/export.h>
+#include <ardour/gain.h>
+#include <ardour/logcurve.h>
+#include <ardour/midi_source.h>
class XMLNode;
+using std::vector;
+
namespace ARDOUR {
class Route;
class Session;
class MidiFilter;
class MidiSource;
-
-struct MidiRegionState : public RegionState
-{
- MidiRegionState (std::string why);
-
-};
+template<typename T> class MidiRingBuffer;
class MidiRegion : public Region
{
public:
- typedef vector<MidiSource *> SourceList;
-
- MidiRegion (MidiSource&, jack_nframes_t start, jack_nframes_t length, bool announce = true);
- MidiRegion (MidiSource&, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags, bool announce = true);
- MidiRegion (SourceList &, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags, bool announce = true);
- MidiRegion (const MidiRegion&, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags, bool announce = true);
- MidiRegion (const MidiRegion&);
- MidiRegion (MidiSource&, const XMLNode&);
- MidiRegion (SourceList &, const XMLNode&);
- ~MidiRegion();
+ typedef double TimeType;
- bool region_list_equivalent (const MidiRegion&) const ;
- bool source_equivalent (const MidiRegion&) const;
- bool equivalent (const MidiRegion&) const;
- bool size_equivalent (const MidiRegion&) const;
- bool overlap_equivalent (const MidiRegion&) const;
-
- bool speed_mismatch (float) const;
-
- void lock_sources ();
- void unlock_sources ();
- MidiSource& source (uint32_t n=0) const { if (n < sources.size()) return *sources[n]; else return *sources[0]; }
+ ~MidiRegion();
- uint32_t n_channels() { return sources.size(); }
- vector<string> master_source_names();
+ boost::shared_ptr<MidiSource> midi_source (uint32_t n=0) const;
- bool captured() const { return !(_flags & (Region::Flag (Region::Import|Region::External))); }
-
- virtual jack_nframes_t read_at (unsigned char *buf, unsigned char *mixdown_buffer,
- char * workbuf, jack_nframes_t position, jack_nframes_t cnt,
- uint32_t chan_n = 0,
- jack_nframes_t read_frames = 0,
- jack_nframes_t skip_frames = 0) const;
-
- jack_nframes_t master_read_at (unsigned char *buf, unsigned char *mixdown_buffer,
- char * workbuf, jack_nframes_t position, jack_nframes_t cnt, uint32_t chan_n=0) const;
-
+ /* Stub Readable interface */
+ virtual nframes64_t read (Sample*, nframes64_t pos, nframes64_t cnt, int channel) const { return 0; }
+ virtual nframes64_t readable_length() const { return length(); }
+
+ nframes_t read_at (MidiRingBuffer<TimeType>& dst,
+ nframes_t position,
+ nframes_t dur,
+ uint32_t chan_n = 0,
+ NoteMode mode = Sustained) const;
+
+ nframes_t master_read_at (MidiRingBuffer<TimeType>& dst,
+ nframes_t position,
+ nframes_t dur,
+ uint32_t chan_n = 0,
+ NoteMode mode = Sustained) const;
XMLNode& state (bool);
- XMLNode& get_state ();
int set_state (const XMLNode&);
- enum FadeShape {
- Linear,
- Fast,
- Slow,
- LogA,
- LogB,
-
- };
-
int separate_by_channel (ARDOUR::Session&, vector<MidiRegion*>&) const;
+
+ /* automation */
+
+ boost::shared_ptr<Evoral::Control>
+ control(const Evoral::Parameter& id, bool create=false) {
+ return model()->data().control(id, create);
+ }
- uint32_t read_data_count() const { return _read_data_count; }
+ virtual boost::shared_ptr<const Evoral::Control>
+ control(const Evoral::Parameter& id) const {
+ return model()->data().control(id);
+ }
- ARDOUR::Playlist* playlist() const { return _playlist; }
+ /* export */
+
+ int exportme (ARDOUR::Session&, ARDOUR::ExportSpecification&);
UndoAction get_memento() const;
- /* export */
+ boost::shared_ptr<MidiModel> model() { return midi_source()->model(); }
+ boost::shared_ptr<const MidiModel> model() const { return midi_source()->model(); }
- //int exportme (ARDOUR::Session&, ARDOUR::AudioExportSpecification&);
+ private:
+ friend class RegionFactory;
- Region* get_parent();
+ MidiRegion (boost::shared_ptr<MidiSource>, nframes_t start, nframes_t length);
+ MidiRegion (boost::shared_ptr<MidiSource>, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
+ MidiRegion (const SourceList &, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
+ MidiRegion (boost::shared_ptr<const MidiRegion>, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
+ MidiRegion (boost::shared_ptr<const MidiRegion>);
+ MidiRegion (boost::shared_ptr<MidiSource>, const XMLNode&);
+ MidiRegion (const SourceList &, const XMLNode&);
private:
- friend class Playlist;
+ nframes_t _read_at (const SourceList&, MidiRingBuffer<TimeType>& dst,
+ nframes_t position,
+ nframes_t dur,
+ uint32_t chan_n = 0,
+ NoteMode mode = Sustained) const;
- private:
- SourceList sources;
- SourceList master_sources; /* used when timefx are applied, so
- we can always use the original
- source.
- */
- StateManager::State* state_factory (std::string why) const;
- Change restore_state (StateManager::State&);
-
- bool copied() const { return _flags & Copied; }
- void maybe_uncopy ();
- void rename_after_first_edit ();
-
- jack_nframes_t _read_at (const SourceList&, unsigned char *buf, unsigned char *mixdown_buffer,
- char * workbuf, jack_nframes_t position, jack_nframes_t cnt,
- uint32_t chan_n = 0,
- jack_nframes_t read_frames = 0,
- jack_nframes_t skip_frames = 0) const;
-
- bool verify_start (jack_nframes_t position);
- bool verify_length (jack_nframes_t position);
- bool verify_start_mutable (jack_nframes_t& start);
- bool verify_start_and_length (jack_nframes_t start, jack_nframes_t length);
-
- void recompute_at_start() {}
- void recompute_at_end() {}
-
- void source_deleted (Source*);
+ void recompute_at_start ();
+ void recompute_at_end ();
+
+ void switch_source(boost::shared_ptr<Source> source);
+
+ protected:
+
+ int set_live_state (const XMLNode&, Change&, bool send);
};
} /* namespace ARDOUR */