private Data.Intermediate.Track ConvertTrack(Data.MIDI.Track midiTrack, LinkedListNode <Data.Intermediate.Event.TimeSignature> tsNode, int trackNumber)
{
var pos = new Data.Intermediate.Position(1, 0);
var nl = new List <Data.Intermediate.Notes>();
var il = new LinkedList <Data.Intermediate.Event.Instrument>();
var vl = new LinkedList <Data.Intermediate.Event.Volume>();
var pl = new LinkedList <Data.Intermediate.Event.Pan>();
string name = string.Empty;
var length = new Data.Intermediate.Position(1, 0);
foreach (Data.MIDI.Event.Event ev in midiTrack.EventList)
{
pos = new Data.Intermediate.Position(pos, ev.DeltaTime, tsNode);
while (tsNode.Next != null && pos.CompareTo(tsNode.Next.Value.Position) >= 0) // Go to proper node
{
tsNode = tsNode.Next;
}
if (ev is Data.MIDI.Event.NoteOn)
{
FuncNoteOn(nl, pos.Clone(), (Data.MIDI.Event.NoteOn)ev);
}
else if (ev is Data.MIDI.Event.NoteOff)
{
FuncNoteOff(nl, pos.Clone(), (Data.MIDI.Event.NoteOff)ev);
}
else if (ev is Data.MIDI.Event.ProgramChange)
{
var inst = (Data.MIDI.Event.ProgramChange)ev;
il.AddLast(new Data.Intermediate.Event.Instrument(pos.Clone(), inst.Number));
}
else if (ev is Data.MIDI.Event.Volume)
{
var vol = (Data.MIDI.Event.Volume)ev;
vl.AddLast(new Data.Intermediate.Event.Volume(pos.Clone(), vol.Value));
}
else if (ev is Data.MIDI.Event.Pan)
{
var pan = (Data.MIDI.Event.Pan)ev;
pl.AddLast(new Data.Intermediate.Event.Pan(pos.Clone(), pan.Value));
}
else if (ev is Data.MIDI.Event.SequenceTrackName)
{
var stn = (Data.MIDI.Event.SequenceTrackName)ev;
name = stn.Name;
}
else if (ev is Data.MIDI.Event.EndOfTrack)
{
length = pos.Clone();
}
}
return(new Data.Intermediate.Track(nl, il, vl, pl, trackNumber, length, name));
}
private void ConvertConductorTrack(Data.MIDI.Track midiTrack, DataSet set, int timeDivision)
{
LinkedList <Data.MIDI.Event.Event> events = midiTrack.EventList;
set.TimeSignatureList = ConvertTimeSignature(events, timeDivision);
var pos = new Data.Intermediate.Position(1, 0);
LinkedListNode <Data.Intermediate.Event.TimeSignature> tsNode = set.TimeSignatureList.First;
var ksl = new LinkedList <Data.Intermediate.Event.KeySignature>();
ksl.AddFirst(new Data.Intermediate.Event.KeySignature(pos.Clone(), Key.CMaj)); // Set default key signature
var tl = new LinkedList <Data.Intermediate.Event.Tempo>();
tl.AddFirst(new Data.Intermediate.Event.Tempo(pos.Clone(), 120)); // Set default tempo
string title = string.Empty;
var length = new Data.Intermediate.Position(1, 0);
foreach (Data.MIDI.Event.Event ev in events)
{
pos = new Data.Intermediate.Position(pos, ev.DeltaTime, tsNode);
while (tsNode.Next != null && pos.CompareTo(tsNode.Next.Value.Position) >= 0) // Go to proper node
{
tsNode = tsNode.Next;
}
if (ev is Data.MIDI.Event.SetTempo)
{
var st = (Data.MIDI.Event.SetTempo)ev;
var newST = new Data.Intermediate.Event.Tempo(pos.Clone(), (60000000 / st.Value));
if (tl.Last.Value.Position.CompareTo(newST.Position) == 0)
{
tl.RemoveLast();
}
tl.AddLast(newST);
}
else if (ev is Data.MIDI.Event.KeySignature)
{
var ks = (Data.MIDI.Event.KeySignature)ev;
var newKS = new Data.Intermediate.Event.KeySignature(pos.Clone(), Tables.KeyTable[ks.MinorFlagNumber, ks.SignatureNumber]);
if (ksl.Last.Value.Position.CompareTo(newKS.Position) == 0)
{
ksl.RemoveLast();
}
ksl.AddLast(newKS);
}
else if (ev is Data.MIDI.Event.SequenceTrackName)
{
var stn = (Data.MIDI.Event.SequenceTrackName)ev;
title = stn.Name;
}
else if (ev is Data.MIDI.Event.EndOfTrack)
{
length = pos.Clone();
}
}
set.TrackList.Add(new Data.Intermediate.Track(
new List <Data.Intermediate.Notes>(),
new LinkedList <Data.Intermediate.Event.Instrument>(),
new LinkedList <Data.Intermediate.Event.Volume>(),
new LinkedList <Data.Intermediate.Event.Pan>(),
0,
length,
"Conductor Track"
));
set.TempoList = tl;
set.KeySignatureList = ksl;
set.Title = title;
}
