2 Copyright (C) 2006 Paul Davis
3 Written by Dave Robillard, 2006
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.
31 #include <pbd/xml++.h>
32 #include <pbd/pthread_utils.h>
34 #include <ardour/midi_source.h>
35 #include <ardour/midi_ring_buffer.h>
40 using namespace ARDOUR;
43 sigc::signal<void,MidiSource *> MidiSource::MidiSourceCreated;
45 MidiSource::MidiSource (Session& s, string name)
46 : Source (s, name, DataType::MIDI)
47 , _model(new MidiModel(s))
48 , _model_loaded (false)
51 _write_data_count = 0;
54 MidiSource::MidiSource (Session& s, const XMLNode& node)
56 , _model(new MidiModel(s))
57 , _model_loaded (false)
60 _write_data_count = 0;
62 if (set_state (node)) {
63 throw failed_constructor();
67 MidiSource::~MidiSource ()
73 MidiSource::get_state ()
75 XMLNode& node (Source::get_state());
77 if (_captured_for.length()) {
78 node.add_property ("captured-for", _captured_for);
85 MidiSource::set_state (const XMLNode& node)
87 const XMLProperty* prop;
89 Source::set_state (node);
91 if ((prop = node.property ("captured-for")) != 0) {
92 _captured_for = prop->value();
99 MidiSource::read (MidiRingBuffer& dst, nframes_t start, nframes_t cnt, nframes_t stamp_offset) const
101 Glib::Mutex::Lock lm (_lock);
102 if (_model_loaded && _model) {
103 /*const size_t n_events = */_model->read(dst, start, cnt, stamp_offset);
104 //cout << "Read " << n_events << " events from model." << endl;
107 return read_unlocked (dst, start, cnt, stamp_offset);
112 MidiSource::write (MidiRingBuffer& dst, nframes_t cnt)
114 Glib::Mutex::Lock lm (_lock);
115 return write_unlocked (dst, cnt);
119 MidiSource::file_changed (string path)
121 struct stat stat_file;
123 int e1 = stat (path.c_str(), &stat_file);
129 MidiSource::mark_streaming_midi_write_started (NoteMode mode)
132 _model->set_note_mode(mode);
133 _model->start_write();
138 MidiSource::mark_streaming_write_started ()
141 _model->start_write();
145 MidiSource::mark_streaming_write_completed ()
148 _model->end_write(false); // FIXME: param?