#include <iomanip>
#include <algorithm>
-#include <pbd/xml++.h>
-#include <pbd/pthread_utils.h>
+#include "pbd/xml++.h"
+#include "pbd/pthread_utils.h"
+#include "pbd/basename.h"
-#include <ardour/midi_source.h>
-#include <ardour/midi_ring_buffer.h>
+#include "ardour/audioengine.h"
+#include "ardour/debug.h"
+#include "ardour/midi_model.h"
+#include "ardour/midi_ring_buffer.h"
+#include "ardour/midi_state_tracker.h"
+#include "ardour/midi_source.h"
+#include "ardour/session.h"
+#include "ardour/session_directory.h"
+#include "ardour/source_factory.h"
+#include "ardour/tempo.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
-sigc::signal<void,MidiSource *> MidiSource::MidiSourceCreated;
+PBD::Signal1<void,MidiSource*> MidiSource::MidiSourceCreated;
-MidiSource::MidiSource (Session& s, string name)
- : Source (s, name, DataType::MIDI)
- , _model(new MidiModel(s))
- , _model_loaded (false)
- , _writing (false)
+MidiSource::MidiSource (Session& s, string name, Source::Flag flags)
+ : Source(s, DataType::MIDI, name, flags)
+ , _read_data_count(0)
+ , _write_data_count(0)
+ , _writing(false)
+ , _model_iter_valid(false)
+ , _length_beats(0.0)
+ , _last_read_end(0)
+ , _last_write_end(0)
{
- _read_data_count = 0;
- _write_data_count = 0;
}
-MidiSource::MidiSource (Session& s, const XMLNode& node)
- : Source (s, node)
- , _model(new MidiModel(s))
- , _model_loaded (false)
- , _writing (false)
+MidiSource::MidiSource (Session& s, const XMLNode& node)
+ : Source(s, node)
+ , _read_data_count(0)
+ , _write_data_count(0)
+ , _writing(false)
+ , _model_iter_valid(false)
+ , _length_beats(0.0)
+ , _last_read_end(0)
+ , _last_write_end(0)
{
_read_data_count = 0;
_write_data_count = 0;
- if (set_state (node)) {
+ if (set_state (node, Stateful::loading_state_version)) {
throw failed_constructor();
}
}
}
int
-MidiSource::set_state (const XMLNode& node)
+MidiSource::set_state (const XMLNode& node, int /*version*/)
{
const XMLProperty* prop;
- Source::set_state (node);
-
if ((prop = node.property ("captured-for")) != 0) {
_captured_for = prop->value();
}
return 0;
}
+sframes_t
+MidiSource::length (sframes_t pos) const
+{
+ BeatsFramesConverter converter(_session.tempo_map(), pos);
+ return converter.to(_length_beats);
+}
+
+void
+MidiSource::update_length (sframes_t /*pos*/, sframes_t /*cnt*/)
+{
+ // You're not the boss of me!
+}
+
+void
+MidiSource::invalidate ()
+{
+ _model_iter_valid = false;
+ _model_iter.invalidate();
+}
+
nframes_t
-MidiSource::read (MidiRingBuffer& dst, nframes_t start, nframes_t cnt, nframes_t stamp_offset) const
+MidiSource::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* tracker) const
{
Glib::Mutex::Lock lm (_lock);
- if (_model_loaded && _model) {
- /*const size_t n_events = */_model->read(dst, start, cnt, stamp_offset);
- //cout << "Read " << n_events << " events from model." << endl;
+
+ BeatsFramesConverter converter(_session.tempo_map(), source_start);
+
+ if (_model) {
+ Evoral::Sequence<double>::const_iterator& i = _model_iter;
+
+ // If the cached iterator is invalid, search for the first event past start
+ if (_last_read_end == 0 || start != _last_read_end || !_model_iter_valid) {
+ DEBUG_TRACE (DEBUG::MidiSourceIO, string_compose ("*** %1 search for relevant iterator for %1 / %2\n", _name, source_start, start));
+ for (i = _model->begin(); i != _model->end(); ++i) {
+ if (converter.to(i->time()) >= start) {
+ break;
+ }
+ }
+ _model_iter_valid = true;
+ } else {
+ DEBUG_TRACE (DEBUG::MidiSourceIO, string_compose ("*** %1 use cached iterator for %1 / %2\n", _name, source_start, start));
+ }
+
+ _last_read_end = start + cnt;
+
+ // Read events up to end
+ for (; i != _model->end(); ++i) {
+ const sframes_t time_frames = converter.to(i->time());
+ if (time_frames < start + cnt) {
+ dst.write(time_frames + stamp_offset - negative_stamp_offset,
+ i->event_type(), i->size(), i->buffer());
+ if (tracker) {
+ Evoral::MIDIEvent<Evoral::MusicalTime>& ev (*(Evoral::MIDIEvent<Evoral::MusicalTime>*) (&(*i)));
+ if (ev.is_note_on()) {
+ DEBUG_TRACE (DEBUG::MidiSourceIO, string_compose ("\t%1 add note on %2 @ %3\n", _name, ev.note(), time_frames));
+ tracker->add (ev.note(), ev.channel());
+ } else if (ev.is_note_off()) {
+ DEBUG_TRACE (DEBUG::MidiSourceIO, string_compose ("\t%1 add note off %2 @ %3\n", _name, ev.note(), time_frames));
+ tracker->remove (ev.note(), ev.channel());
+ }
+ }
+ } else {
+ break;
+ }
+ }
return cnt;
} else {
- return read_unlocked (dst, start, cnt, stamp_offset);
+ return read_unlocked (dst, source_start, start, cnt, stamp_offset, negative_stamp_offset, tracker);
}
}
nframes_t
-MidiSource::write (MidiRingBuffer& dst, nframes_t cnt)
+MidiSource::midi_write (MidiRingBuffer<nframes_t>& source, sframes_t source_start, nframes_t duration)
{
Glib::Mutex::Lock lm (_lock);
- return write_unlocked (dst, cnt);
-}
-
-bool
-MidiSource::file_changed (string path)
-{
- struct stat stat_file;
-
- int e1 = stat (path.c_str(), &stat_file);
-
- return ( !e1 );
+ const nframes_t ret = write_unlocked (source, source_start, duration);
+ _last_write_end += duration;
+ return ret;
}
void
-MidiSource::mark_streaming_midi_write_started (NoteMode mode)
+MidiSource::mark_streaming_midi_write_started (NoteMode mode, sframes_t start_frame)
{
+ set_timeline_position(start_frame);
+
if (_model) {
_model->set_note_mode(mode);
_model->start_write();
}
-
+
+ _last_write_end = start_frame;
_writing = true;
}
void
MidiSource::mark_streaming_write_started ()
{
- if (_model)
- _model->start_write();
-
- _writing = true;
+ NoteMode note_mode = _model ? _model->note_mode() : Sustained;
+ mark_streaming_midi_write_started(note_mode, _session.transport_frame());
}
void
MidiSource::mark_streaming_write_completed ()
{
- if (_model)
- _model->end_write(false); // FIXME: param?
+ if (_model) {
+ _model->end_write(false);
+ }
_writing = false;
}
void
MidiSource::session_saved()
{
- cerr << "MidiSource saving, name = " << _name << endl;
+ flush_midi();
+
+ if (_model && _model->edited()) {
+ string newname;
+ const string basename = PBD::basename_nosuffix(_name.get());
+ string::size_type last_dash = basename.find_last_of("-");
+ if (last_dash == string::npos || last_dash == basename.find_first_of("-")) {
+ newname = basename + "-1";
+ } else {
+ stringstream ss(basename.substr(last_dash+1));
+ unsigned write_count = 0;
+ ss >> write_count;
+ // cerr << "WRITE COUNT: " << write_count << endl;
+ ++write_count; // start at 1
+ ss.clear();
+ ss << basename.substr(0, last_dash) << "-" << write_count;
+ newname = ss.str();
+ }
+
+ string newpath = _session.session_directory().midi_path().to_string() +"/"+ newname + ".mid";
+
+ boost::shared_ptr<MidiSource> newsrc = boost::dynamic_pointer_cast<MidiSource>(
+ SourceFactory::createWritable(DataType::MIDI, _session,
+ newpath, false, _session.frame_rate()));
+
+ newsrc->set_timeline_position(_timeline_position);
+ _model->write_to(newsrc);
+
+ // cyclic dependency here, ugly :(
+ newsrc->set_model(_model);
+ _model->set_midi_source(newsrc.get());
+
+ newsrc->flush_midi();
+
+ Switched (newsrc); /* EMIT SIGNAL */
+ }
+}
+
+void
+MidiSource::set_note_mode(NoteMode mode)
+{
+ if (_model) {
+ _model->set_note_mode(mode);
+ }
}