#include <string>
#include <time.h>
-#include <sigc++/signal.h>
#include <glibmm/thread.h>
#include "pbd/stateful.h"
#include "pbd/xml++.h"
namespace ARDOUR {
+class MidiStateTracker;
class MidiModel;
template<typename T> class MidiRingBuffer;
MidiSource (Session& session, const XMLNode&);
virtual ~MidiSource ();
+ boost::shared_ptr<MidiSource> clone (Evoral::MusicalTime begin = Evoral::MinMusicalTime,
+ Evoral::MusicalTime end = Evoral::MaxMusicalTime);
+
/** Read the data in a given time range from the MIDI source.
* All time stamps in parameters are in audio frames (even if the source has tempo time).
* \param dst Ring buffer where read events are written
* \param cnt Length of range to be read (in audio frames)
* \param stamp_offset Offset to add to event times written to dst
* \param negative_stamp_offset Offset to subtract from event times written to dst
+ * \param tracker an optional pointer to MidiStateTracker object, for note on/off tracking
*/
- virtual nframes_t midi_read (MidiRingBuffer<nframes_t>& dst,
- sframes_t source_start,
- sframes_t start, nframes_t cnt,
- sframes_t stamp_offset, sframes_t negative_stamp_offset) const;
+ virtual nframes_t midi_read (Evoral::EventSink<nframes_t>& dst,
+ sframes_t source_start,
+ sframes_t start, nframes_t cnt,
+ sframes_t stamp_offset,
+ sframes_t negative_stamp_offset,
+ MidiStateTracker*,
+ std::set<Evoral::Parameter> const &) const;
virtual nframes_t midi_write (MidiRingBuffer<nframes_t>& src,
- sframes_t source_start,
- nframes_t cnt);
+ sframes_t source_start,
+ nframes_t cnt);
virtual void append_event_unlocked_beats(const Evoral::Event<Evoral::MusicalTime>& ev) = 0;
virtual void append_event_unlocked_frames(const Evoral::Event<nframes_t>& ev,
sframes_t source_start) = 0;
- virtual sframes_t length (sframes_t pos) const;
- virtual void update_length (sframes_t pos, sframes_t cnt);
+ virtual bool empty () const;
+ virtual framecnt_t length (framepos_t pos) const;
+ virtual void update_length (framepos_t pos, framecnt_t cnt);
virtual void mark_streaming_midi_write_started (NoteMode mode, sframes_t start_time);
virtual void mark_streaming_write_started ();
uint32_t read_data_count() const { return _read_data_count; }
uint32_t write_data_count() const { return _write_data_count; }
- static sigc::signal<void,MidiSource*> MidiSourceCreated;
+ static PBD::Signal1<void,MidiSource*> MidiSourceCreated;
// Signal a range of recorded data is available for reading from model()
- mutable sigc::signal<void,sframes_t,nframes_t> ViewDataRangeReady;
+ mutable PBD::Signal2<void,sframes_t,nframes_t> ViewDataRangeReady;
XMLNode& get_state ();
- int set_state (const XMLNode&);
+ int set_state (const XMLNode&, int version);
bool length_mutable() const { return true; }
void set_note_mode(NoteMode mode);
boost::shared_ptr<MidiModel> model() { return _model; }
- void set_model(boost::shared_ptr<MidiModel> m) { _model = m; }
- void drop_model() { _model.reset(); }
+ void set_model (boost::shared_ptr<MidiModel>);
+ void drop_model();
+
+ Evoral::ControlList::InterpolationStyle interpolation_of (Evoral::Parameter) const;
+ void set_interpolation_of (Evoral::Parameter, Evoral::ControlList::InterpolationStyle);
+ void copy_interpolation_from (boost::shared_ptr<MidiSource>);
+ void copy_interpolation_from (MidiSource *);
+
+ /** Emitted when a different MidiModel is set */
+ PBD::Signal0<void> ModelChanged;
+ /** Emitted when a parameter's interpolation style is changed */
+ PBD::Signal2<void, Evoral::Parameter, Evoral::ControlList::InterpolationStyle> InterpolationChanged;
protected:
virtual void flush_midi() = 0;
- virtual nframes_t read_unlocked (MidiRingBuffer<nframes_t>& dst,
- sframes_t position,
- sframes_t start, nframes_t cnt,
- sframes_t stamp_offset, sframes_t negative_stamp_offset) const = 0;
+ virtual nframes_t read_unlocked (Evoral::EventSink<nframes_t>& dst,
+ sframes_t position,
+ sframes_t start, nframes_t cnt,
+ sframes_t stamp_offset, sframes_t negative_stamp_offset,
+ MidiStateTracker* tracker) const = 0;
virtual nframes_t write_unlocked (MidiRingBuffer<nframes_t>& dst,
sframes_t position,
bool _writing;
mutable Evoral::Sequence<Evoral::MusicalTime>::const_iterator _model_iter;
+ mutable bool _model_iter_valid;
mutable double _length_beats;
mutable sframes_t _last_read_end;
sframes_t _last_write_end;
- private:
- bool file_changed (std::string path);
+ /** Map of interpolation styles to use for Parameters; if they are not in this map,
+ * the correct interpolation style can be obtained from EventTypeMap::interpolation_of ()
+ */
+ typedef std::map<Evoral::Parameter, Evoral::ControlList::InterpolationStyle> InterpolationStyleMap;
+ InterpolationStyleMap _interpolation_style;
};
}