#ifndef __ardour_midi_state_tracker_h__
#define __ardour_midi_state_tracker_h__
-#include <bitset>
+#include <glibmm/threads.h>
#include "ardour/midi_buffer.h"
+namespace Evoral {
+template <typename T> class EventSink;
+}
+
namespace ARDOUR {
+class MidiSource;
/** Tracks played notes, so they can be resolved in potential stuck note
* situations (e.g. looping, transport stop, etc).
*/
-class MidiStateTracker
+class LIBARDOUR_API MidiStateTracker
{
public:
MidiStateTracker();
- void track (const MidiBuffer::iterator& from, const MidiBuffer::iterator& to, bool& looped);
- void resolve_notes (MidiBuffer& buffer, nframes_t time);
+ void track (const MidiBuffer::const_iterator& from, const MidiBuffer::const_iterator& to);
+ void track (const uint8_t* evbuf);
+ void add (uint8_t note, uint8_t chn);
+ void remove (uint8_t note, uint8_t chn);
+ void resolve_notes (MidiBuffer& buffer, framepos_t time);
+ void resolve_notes (Evoral::EventSink<framepos_t>& buffer, framepos_t time);
+ void resolve_notes (MidiSource& src, const Glib::Threads::Mutex::Lock& lock, Evoral::Beats time);
void dump (std::ostream&);
void reset ();
+ bool empty() const { return _on == 0; }
+ uint16_t on() const { return _on; }
+ bool active (uint8_t note, uint8_t channel) {
+ return _active_notes[(channel*128)+note] > 0;
+ }
-private:
- void track_note_onoffs(const Evoral::MIDIEvent<MidiBuffer::TimeType>& event);
+ template<typename Time>
+ void track (const Evoral::Event<Time>& ev) {
+ track (ev.buffer());
+ }
- uint8_t _active_notes[128*16];
+private:
+ uint8_t _active_notes[128*16];
+ uint16_t _on;
};