2 Copyright (C) 2006 Paul Davis
3 Written by Dave Robillard
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __ardour_midi_track_h__
21 #define __ardour_midi_track_h__
23 #include "ardour/track.h"
24 #include "ardour/midi_ring_buffer.h"
25 #include "ardour/midi_state_tracker.h"
36 class MidiTrack : public Track
39 MidiTrack (Session&, string name, Route::Flag f = Route::Flag (0), TrackMode m = Normal);
42 int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
43 int declick, bool can_record, bool rec_monitors_input, bool& need_butler);
45 void realtime_handle_transport_stopped ();
47 void use_new_diskstream ();
48 void set_diskstream (boost::shared_ptr<Diskstream>);
49 void set_record_enabled (bool yn, void *src);
51 DataType data_type () const {
52 return DataType::MIDI;
55 int export_stuff (BufferSet& bufs, framecnt_t nframes, framepos_t end_frame);
57 void freeze_me (InterThreadInfo&);
60 boost::shared_ptr<Region> bounce (InterThreadInfo&);
61 boost::shared_ptr<Region> bounce_range (
62 framepos_t start, framepos_t end, InterThreadInfo&, bool enable_processing
65 int set_state(const XMLNode&, int version);
67 void midi_panic(void);
68 bool write_immediate_event(size_t size, const uint8_t* buf);
70 /** A control that will send "immediate" events to a MIDI track when twiddled */
71 struct MidiControl : public AutomationControl {
72 MidiControl(MidiTrack* route, const Evoral::Parameter& param,
73 boost::shared_ptr<AutomationList> al = boost::shared_ptr<AutomationList>())
74 : AutomationControl (route->session(), param, al)
78 void set_value (double val);
83 NoteMode note_mode() const { return _note_mode; }
84 void set_note_mode (NoteMode m);
86 bool step_editing() const { return _step_editing; }
87 void set_step_editing (bool yn);
88 MidiRingBuffer<framepos_t>& step_edit_ring_buffer() { return _step_edit_ring_buffer; }
90 PBD::Signal1<void,bool> StepEditStatusChange;
92 uint8_t default_channel() const { return _default_channel; }
93 void set_default_channel (uint8_t chn);
95 bool midi_thru() const { return _midi_thru; }
96 void set_midi_thru (bool yn);
98 boost::shared_ptr<SMFSource> write_source (uint32_t n = 0);
99 void set_channel_mode (ChannelMode, uint16_t);
100 ChannelMode get_channel_mode ();
101 uint16_t get_channel_mask ();
102 boost::shared_ptr<MidiPlaylist> midi_playlist ();
104 bool bounceable () const {
108 PBD::Signal2<void, boost::shared_ptr<MidiBuffer>, boost::weak_ptr<MidiSource> > DataRecorded;
111 XMLNode& state (bool full);
113 int _set_state (const XMLNode&, int, bool call_base);
114 bool should_monitor () const;
115 bool send_silence () const;
118 boost::shared_ptr<MidiDiskstream> midi_diskstream () const;
120 void write_out_of_band_data (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, framecnt_t nframes);
122 void set_state_part_two ();
123 void set_state_part_three ();
125 MidiRingBuffer<framepos_t> _immediate_events;
126 MidiRingBuffer<framepos_t> _step_edit_ring_buffer;
129 uint8_t _default_channel;
132 int no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
133 bool state_changing, bool can_record, bool rec_monitors_input);
134 void push_midi_input_to_step_edit_ringbuffer (framecnt_t nframes);
136 void diskstream_data_recorded (boost::shared_ptr<MidiBuffer>, boost::weak_ptr<MidiSource>);
137 PBD::ScopedConnection _diskstream_data_recorded_connection;
140 } /* namespace ARDOUR*/
142 #endif /* __ardour_midi_track_h__ */