public static void Test()
{
var midiFile = new MidiFile();
TempoMap tempoMap = midiFile.GetTempoMap();
var trackChunk = new TrackChunk();
using (var notesManager = trackChunk.ManageNotes())
{
NotesCollection notes = notesManager.Notes;
var g = Enum.GetValues(typeof(NoteName));
NoteName n = (NoteName)g.GetValue(MainWindow._rnd.Next(g.Length));
notes.Add(new InterNote(n, 4, LC.ConvertFrom(
new MetricTimeSpan(hours: 0, minutes: 0, seconds: 2), 0, tempoMap)));
n = (NoteName)g.GetValue(MainWindow._rnd.Next(g.Length));
notes.Add(new InterNote(n, 3, LC.ConvertFrom(
new MetricTimeSpan(hours: 0, minutes: 0, seconds: 1, milliseconds: 500), 0, tempoMap)));
n = (NoteName)g.GetValue(MainWindow._rnd.Next(g.Length));
notes.Add(new InterNote(n, 5, LC.ConvertFrom(
new MetricTimeSpan(hours: 0, minutes: 0, seconds: 3), 0, tempoMap)));
}
midiFile.Chunks.Add(trackChunk);
using (var outputDevice = OutputDevice.GetByName("Microsoft GS Wavetable Synth"))
using (var playback = midiFile.GetPlayback(outputDevice))
{
// playback.Speed = 2.0;
playback.Play();
}
}
public async void getNotes(string noteBookId)
{
//if (DataBaseHelper.tableExists<Notes>())
//{
// using (SQLiteConnection con = new SQLiteConnection(DataBaseHelper.dbfile))
// {
// var notes = con.Table<Notes>().
// Where(n => n.NoteBookId.Equals(notebookid)).
// ToList();
// NotesCollection.Clear();
// foreach (var note in notes)
// {
// NotesCollection.Add(note);
// }
// }
//}
try
{
var notes = await App.MobileServiceClient.GetTable <Notes>().
Where(n => n.NoteBookId == noteBookId).ToListAsync();
NotesCollection.Clear();
foreach (var note in notes)
{
NotesCollection.Add(note);
}
}
catch (Exception e)
{
Console.WriteLine("Exceptionin getting notes" + e.Message);
}
}
private void LoadNotesCollection()
{
if (Notes != null)
{
foreach (Note Note in Notes)
{
NotesCollection.Add(Note);
}
}
}
public void InitPlay()
{
_midiFile = new MidiFile();
TempoMap tempoMap = _midiFile.GetTempoMap();
var trackChunk = new TrackChunk();
using (var notesManager = trackChunk.ManageNotes())
{
NotesCollection notes = notesManager.Notes;
var len = LC.ConvertFrom(new MetricTimeSpan(hours: 0, minutes: 0, seconds: 1), 0, tempoMap);
notes.Add(new InterNote(Note, Octave, len));
}
_midiFile.Chunks.Add(trackChunk);
}
public static MidiFile ToMidiFile(this Bitmap bitmap, TimeSpan songLength)
{
bool newPixelSet = true;
var metricTimeSpan = new MetricTimeSpan(songLength);
var midiFile = new MidiFile();
TempoMap tempoMap = midiFile.GetTempoMap();
long maxLength = TimeConverter.ConvertFrom(metricTimeSpan, tempoMap);
List <MidiPixelSet> pixelSet = new List <MidiPixelSet>();
MidiPixelSet midiPixelSet = new();
for (int i = 0; i < bitmap.Width; i++)
{
for (int j = 0; j < bitmap.Height; j++)
{
var pixel = bitmap.GetPixel(i, j);
if (pixel.A == 0)
{
break;
}
if (newPixelSet)
{
midiPixelSet = new();
midiPixelSet.Tone = new(pixel.R, pixel.G, pixel.B);
}
else
{
midiPixelSet.Timing = new(pixel.R, pixel.G, pixel.B, maxLength);
pixelSet.Add(midiPixelSet);
}
newPixelSet = !newPixelSet;
}
}
for (int i = 0; i < 10; i++)
{
Console.WriteLine(pixelSet[i].Tone.NoteNumber);
}
var trackChunk = new TrackChunk();
int count = 0;
using (var notesManager = trackChunk.ManageNotes())
{
NotesCollection notes = notesManager.Notes;
pixelSet.ForEach(x =>
{
count++;
notes.Add(new Note(x.Tone.NoteNumber, x.Tone.Length, x.Timing.Time));
});
}
midiFile.Chunks.Add(trackChunk);
return(midiFile);
}
public async Task AddNoteAsync()
{
NotesCollection.Add(new NoteModel());
await Task.FromResult(SelectedNote = NotesCollection.LastOrDefault());
}