static void Main(string[] args)
{
string arkpath = args[0];
string songname = args[1];
FileStream arkfile = new FileStream(arkpath, FileMode.Open, FileAccess.Read);
Ark ark = new Ark(new EndianReader(arkfile, Endianness.LittleEndian));
DirectoryNode songdir = ark.Root.Find("songs") as DirectoryNode;
songdir = songdir.Find(songname) as DirectoryNode;
Midi midi = Midi.Create(Mid.Create((songdir.Find(songname + "_g.mid") as FileNode).Data));
Dictionary <InstrumentBank, Stream> banks = new Dictionary <InstrumentBank, Stream>();
foreach (FileNode node in songdir.Files)
{
if (node.Name.EndsWith(".bnk"))
{
InstrumentBank bank = InstrumentBank.Create(new EndianReader(node.Data, Endianness.LittleEndian));
FileNode nse = songdir.Find(Path.GetFileNameWithoutExtension(node.Name) + ".nse") as FileNode;
banks.Add(bank, nse.Data);
}
}
int tracknum = 0;
FileStream outfile = new FileStream(@"Z:\" + songname + "_" + midi.Tracks.Count.ToString() + ".raw", FileMode.Create, FileAccess.ReadWrite);
//EndianReader writer = new EndianReader(outfile, Endianness.BigEndian);
EndianReader writer = new EndianReader(new TemporaryStream(), Endianness.BigEndian);
foreach (Midi.Track track in midi.Tracks)
{
List <Midi.Event> events = new List <Midi.Event>();
events.AddRange(track.Banks.Cast <Midi.Event>());
events.AddRange(track.Instruments.Cast <Midi.Event>());
events.AddRange(track.Notes.Cast <Midi.Event>());
InstrumentBank[] bankids = new InstrumentBank[0x10];
InstrumentBank.Bank[] subbankids = new InstrumentBank.Bank[0x10];
InstrumentBank.Instrument[] instrumentids = new InstrumentBank.Instrument[0x10];
InstrumentBank.Sound[][] soundids = new InstrumentBank.Sound[0x10][];
events.Sort(new SpecialEventComparer());
foreach (Midi.ChannelEvent e in events.Cast <Midi.ChannelEvent>())
{
Midi.BankEvent banke = e as Midi.BankEvent;
Midi.InstrumentEvent instrumente = e as Midi.InstrumentEvent;
Midi.NoteEvent notee = e as Midi.NoteEvent;
if (banke != null)
{
bankids[banke.Channel] = banks.Select(b => b.Key).SingleOrDefault(b => b.Banks.SingleOrDefault(b2 => b2.ID == banke.Bank) != null);
subbankids[banke.Channel] = bankids[banke.Channel].Banks.SingleOrDefault(b => b.ID == banke.Bank);
}
else if (instrumente != null)
{
instrumentids[instrumente.Channel] = bankids[instrumente.Channel].Instruments.SingleOrDefault(i => i.ID == instrumente.Instrument);
int soundoffset = 0;
foreach (var instrument in bankids[instrumente.Channel].Instruments)
{
if (instrument == instrumentids[instrumente.Channel])
{
break;
}
soundoffset += instrument.Sounds;
}
soundids[instrumente.Channel] = bankids[instrumente.Channel].Sounds.Skip(soundoffset).Take(instrumentids[instrumente.Channel].Sounds).ToArray();
}
else
{
var bank = bankids[notee.Channel];
if (bank == null)
{
continue;
}
var instrument = instrumentids[notee.Channel];
if (instrument == null)
{
continue; // Chart note, not audio-playable
}
var sound = soundids[notee.Channel].FirstOrDefault(s => s.ID0 == notee.Note); // Should be SingleOrDefault, but some duplicates use Sound.Unknown
if (sound == null)
{
continue;
}
ulong notetime = midi.GetTime(notee.Time);
long sample = (long)(notetime / 1000 * (uint)bank.Samples[sound.Sample].SampleRate / 1000);
long duration = (long)((midi.GetTime(notee.Time + notee.Duration) - notetime) / 1000 * (uint)bank.Samples[sound.Sample].SampleRate / 1000);
short[] samples = bank.Decode(banks[bank], bank.Samples[sound.Sample]);
int volume = sound.Volume * notee.Velocity * instrument.Volume * subbankids[notee.Channel].Volume / 0x7F / 0x7F / 0x7F;
//int balance = ((int)sound.Balance - 0x40) * ((int)instrument.Balance - 0x40) / 0x40;
int balance = (int)sound.Balance - 0x40;
int lvolume = balance <= 0x00 ? 0x7F : 0x7F - balance * 2;
int rvolume = balance >= 0x00 ? 0x7F : 0x7F + balance * 2;
lvolume = lvolume * volume / 0x7F;
rvolume = rvolume * volume / 0x7F;
writer.Position = (sample * 2) * midi.Tracks.Count * 2 + tracknum * 2 * 2;
//writer.Position = (sample * 2) * midi.Tracks.Count + tracknum * 2;
duration = Math.Min(duration, samples.Length);
for (int i = 0; i < duration; i++)
{
//writer.Write(samples[i]);
if (lvolume > 1)
{
writer.Write((short)((int)samples[i] * lvolume / 0x7F));
}
else
{
writer.Position += 2;
}
if (rvolume > 1)
{
writer.Write((short)((int)samples[i] * rvolume / 0x7F));
}
else
{
writer.Position += 2;
}
writer.Position += 2 * (midi.Tracks.Count - 1) * 2;
//writer.Position += 2 * (midi.Tracks.Count - 1);
}
}
}
tracknum++;
Console.WriteLine("Track: " + tracknum.ToString());
}
writer.Position = 0;
Util.StreamCopy(outfile, writer.Base);
outfile.Close();
writer.Base.Close();
arkfile.Close();
}
