public static void UpdateBpm(MidiFile rawMidi, SongItem midi)
{
if (rawMidi == null)
{
Debug.LogError("Cannot find the midi file");
return;
}
midi.notes.Clear();
if (midi.bpm <= 0)
{
return;
}
var tempoMap = TempoMap.Create(Tempo.FromBeatsPerMinute(midi.bpm));
foreach (var note in rawMidi.GetNotes())
{
midi.notes.Add(new SongItem.MidiNote()
{
noteName = ParseEnum <SongItem.NoteName>(note.NoteName.ToString()),
noteOctave = note.Octave,
time = GetMetricTimeSpanTotal(note.TimeAs <MetricTimeSpan>(tempoMap)),
noteLength = GetMetricTimeSpanTotal(note.LengthAs <MetricTimeSpan>(tempoMap))
});
}
EditorUtility.SetDirty(midi);
}
public static void ExportMsb(Stream dataStream, string outPath)
{
var file = MsbFile.Read(dataStream);
var midiFile = new MidiFile();
var tempoMap = TempoMap.Create(new TicksPerQuarterNoteTimeDivision(960),
Tempo.FromBeatsPerMinute((int)file.BpmEntries[0].Bpm));
foreach (var score in file.ScoreEntries)
{
var track = new TrackChunk();
var scoreNotes = new List <Note>();
foreach (var bar in score.Bars)
{
scoreNotes.Add(new Note(new SevenBitNumber((byte)(bar.Note + 24)), bar.Length, bar.Offset));
}
track.AddNotes(scoreNotes);
midiFile.Chunks.Add(track);
}
midiFile.ReplaceTempoMap(tempoMap);
midiFile.Write(outPath);
}
public void Create_TimeSignature()
{
var expectedTimeSignature = new TimeSignature(3, 8);
TestSimpleTempoMap(TempoMap.Create(expectedTimeSignature),
new TicksPerQuarterNoteTimeDivision(),
Tempo.Default,
expectedTimeSignature);
}
public void Create_Tempo()
{
var expectedTempo = new Tempo(123456);
TestSimpleTempoMap(TempoMap.Create(expectedTempo),
new TicksPerQuarterNoteTimeDivision(),
expectedTempo,
TimeSignature.Default);
}
public void GetTempoAtTime_NonDefaultTempoMap_SingleChangeAtStart_GetAtMiddle()
{
var microsecondsPerQuarterNote = 100000;
var tempoMap = TempoMap.Create(new Tempo(microsecondsPerQuarterNote));
var tempo = tempoMap.GetTempoAtTime(new MetricTimeSpan(0, 0, 1));
Assert.AreEqual(new Tempo(microsecondsPerQuarterNote), tempo, "Tempo is invalid.");
}
public void GetBeatLength_ConstantTimeSignature(long bars, int timeSignatureNumerator, int timeSignatureDenominator)
{
const short ticksPerQuarterNote = 100;
var tempoMap = TempoMap.Create(new TicksPerQuarterNoteTimeDivision(ticksPerQuarterNote), new TimeSignature(timeSignatureNumerator, timeSignatureDenominator));
var length = BarBeatUtilities.GetBeatLength(bars, tempoMap);
Assert.AreEqual(ticksPerQuarterNote * 4 / timeSignatureDenominator, length, "Beat length is invalid.");
}
public void Create_Tempo_TimeSignature()
{
var expectedTempo = Tempo.FromBeatsPerMinute(123);
var expectedTimeSignature = new TimeSignature(3, 8);
TestSimpleTempoMap(TempoMap.Create(expectedTempo, expectedTimeSignature),
new TicksPerQuarterNoteTimeDivision(),
expectedTempo,
expectedTimeSignature);
}
public void GetTimeSignatureAtTime_NonDefaultTempoMap_SingleChangeAtStart_GetAtMiddle()
{
var numerator = 1;
var denominator = 16;
var tempoMap = TempoMap.Create(new TimeSignature(numerator, denominator));
var timeSignature = tempoMap.GetTimeSignatureAtTime(new MetricTimeSpan(0, 0, 1));
Assert.AreEqual(new TimeSignature(numerator, denominator), timeSignature, "Time signature is invalid.");
}
public MidiFile Build()
{
var midiFile = new MidiFile(_trackChunk);
//1000 milliseconds in a second so using this should allow for timing with millisecond deltas
var tempoMap = TempoMap.Create(new TicksPerQuarterNoteTimeDivision(1000), Tempo.FromBeatsPerMinute(60));
midiFile.ReplaceTempoMap(tempoMap);
return(midiFile);
}
public void GetTempoChanges_SingleChange_AtStart()
{
var microsecondsPerQuarterNote = 100000;
var tempoMap = TempoMap.Create(new Tempo(microsecondsPerQuarterNote));
var changes = tempoMap.GetTempoChanges();
Assert.AreEqual(1, changes.Count(), "Count of tempo changes is invalid.");
var change = changes.First();
Assert.AreEqual(0, change.Time, "Time of change is invalid.");
Assert.AreEqual(new Tempo(microsecondsPerQuarterNote), change.Value, "Tempo of change is invalid.");
}
public void GetTimeSignatureChanges_SingleChange_AtStart()
{
var numerator = 2;
var denominator = 16;
var tempoMap = TempoMap.Create(new TimeSignature(numerator, denominator));
var changes = tempoMap.GetTimeSignatureChanges();
Assert.AreEqual(1, changes.Count(), "Count of time signature changes is invalid.");
var change = changes.First();
Assert.AreEqual(0, change.Time, "Time of change is invalid.");
Assert.AreEqual(new TimeSignature(numerator, denominator), change.Value, "Time signature of change is invalid.");
}
public static void UpdateBpm(MidiFile rawMidi, SongItem songItem)
{
if (rawMidi == null)
{
Debug.LogError("Cannot find the midi file");
return;
}
songItem.notes.Clear();
var detectedTempoMap = rawMidi.GetTempoMap();
var tempoMap = songItem.useCurrentBpmMidiImport ? TempoMap.Create(detectedTempoMap.TimeDivision, Tempo.FromBeatsPerMinute(songItem.bpm), detectedTempoMap.TimeSignature.AtTime(0)) : detectedTempoMap;
if (!songItem.useCurrentBpmMidiImport)
{
songItem.bpm = (int)rawMidi.GetTempoMap().Tempo.AtTime(0).BeatsPerMinute;
}
Debug.Log($"Updating Midi Data {tempoMap.TimeDivision}, {songItem.bpm}bpm");
int count = 0;
foreach (var note in rawMidi.GetNotes())
{
count++;
var beat = GetMetricTimeSpanTotal(note.TimeAs <MetricTimeSpan>(tempoMap)) * songItem.bpm / 60;
var beatLength = GetMetricTimeSpanTotal(note.LengthAs <MetricTimeSpan>(tempoMap)) * songItem.bpm / 60;
// Debug.Log(RoundToNearestBeat(beat));
songItem.notes.Add(new SongItem.MidiNote()
{
noteName = ParseEnum <SongItem.NoteName>(note.NoteName.ToString()),
noteOctave = note.Octave,
time = GetMetricTimeSpanTotal(note.TimeAs <MetricTimeSpan>(tempoMap)),
noteLength = GetMetricTimeSpanTotal(note.LengthAs <MetricTimeSpan>(tempoMap)),
//This two is for recalculating the currect time when the bpm is changed
beatIndex = SongItem.RoundToNearestBeat(beat),
beatLengthIndex = SongItem.RoundToNearestBeat(beatLength),
});
}
Debug.Log(count + " Note(s) detected from Midi file");
EditorUtility.SetDirty(songItem);
}
/// <summary> /// /// </summary> /// <returns></returns> internal static TempoMap GetMsTempoMap() => TempoMap.Create(new TicksPerQuarterNoteTimeDivision(600), Tempo.FromBeatsPerMinute(100));
public static string Generate(string oggPath, string songID, string songName, string artist, double bpm, string songEndEvent, string author, int offset)
{
HandleCache.CheckSaveFolderValid();
var workFolder = Path.Combine(Application.streamingAssetsPath, "Ogg2Audica");
string audicaTemplate = Path.Combine(workFolder, ".AudicaTemplate/");
Encoding encoding = Encoding.GetEncoding("UTF-8");
//We need to modify the BPM of the song.mid contained in the template audica to match whatever this is.
File.Delete(Path.Combine(workFolder, "song.mid"));
MidiFile songMidi = MidiFile.Read(Path.Combine(workFolder, "songtemplate.mid"));
float oneMinuteInMicroseconds = 60000000f;
songMidi.ReplaceTempoMap(TempoMap.Create(new Tempo((long)(oneMinuteInMicroseconds / bpm))));
songMidi.Write(Path.Combine(workFolder, "song.mid"), true, MidiFileFormat.MultiTrack);
//Generates the mogg into song.mogg, which is moved to the .AudicaTemplate
File.Delete(Path.Combine(workFolder, "song.mogg"));
Process ogg2mogg = new Process();
ProcessStartInfo startInfo = new ProcessStartInfo();
startInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Normal;
startInfo.FileName = Path.Combine(workFolder, "ogg2mogg.exe");
string args = $"\"{oggPath}\" \"{workFolder}/song.mogg\"";
startInfo.Arguments = args;
startInfo.UseShellExecute = false;
ogg2mogg.StartInfo = startInfo;
ogg2mogg.Start();
ogg2mogg.WaitForExit();
//Make the song.desc file;
File.Delete(Path.Combine(workFolder, "song.desc"));
SongDesc songDesc = JsonUtility.FromJson <SongDesc>(File.ReadAllText(Path.Combine(workFolder, "songtemplate.desc")));
songDesc.songID = songID;
songDesc.title = songName;
songDesc.artist = artist;
songDesc.tempo = (float)bpm;
songDesc.songEndEvent = songEndEvent;
songDesc.author = author;
songDesc.offset = offset;
File.WriteAllText(Path.Combine(workFolder, "song.desc"), JsonUtility.ToJson(songDesc, true));
//Create the actual audica file and save it to the /saves/ folder
using (ZipArchive archive = ZipArchive.Create()) {
archive.AddAllFromDirectory(audicaTemplate);
archive.AddEntry("song.desc", Path.Combine(workFolder, "song.desc"));
archive.AddEntry("song.mid", Path.Combine(workFolder, "song.mid"));
archive.AddEntry("song.mogg", Path.Combine(workFolder, "song.mogg"));
archive.SaveTo(Path.Combine(Application.dataPath, "saves", songID + ".audica"), SharpCompress.Common.CompressionType.None);
}
return(Path.Combine(Application.dataPath, "saves", songID + ".audica"));
/*
*
* HandleCache.CheckSaveFolderValid();
*
* System.Diagnostics.Process myProcess = new System.Diagnostics.Process();
* ProcessStartInfo startInfo = new ProcessStartInfo();
* startInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Normal;
* startInfo.FileName = Path.Combine(ogg2AudicaFolder, "Ogg2Audica.exe");
*
* startInfo.Arguments = System.String.Format("\"{0}\" \"{1}\" \"{2}\" \"{3}\" \"{4}\" \"{5}\" \"{6}\" \"{7}\"", oggPath, songID, songName, artist, bpm, songEndEvent, mapper, offset);
* startInfo.UseShellExecute = true;
* startInfo.WorkingDirectory = ogg2AudicaFolder;
*
* myProcess.StartInfo = startInfo;
*
* myProcess.Start();
*
* myProcess.WaitForExit();
*
* File.Move(Path.Combine(ogg2AudicaFolder, "out.audica"), Path.Combine(Application.dataPath, "saves", songID + ".audica"));
*
*
* return Path.Combine(Application.dataPath, "saves", songID + ".audica");
*/
}
