private void OpenPianoRoll(OpenFileDialog browseDialog)
{
MIDIParser midiParse = new MIDIParser(File.ReadAllBytes(browseDialog.FileName));
midiParse.fileName = browseDialog.SafeFileName;
midiParse.ParseFile();
NoteParser noteParse = new NoteParser(midiParse);
noteParse.ParseEvents();
if (pianoRoll == null)
{
pianoRoll = new PianoRollView(midiParse, noteParse);
cntPianoRoll.DataContext = pianoRoll;
}
else
{
pianoRoll.Reset(midiParse, noteParse);
}
}
public NoteParser(MIDIParser midiParseIn)
{
midiEvents = midiParseIn.midiEvents;
notes = new List <Note>();
}
// Calculates the BPM from a byte array.
private float CalculateBPM(byte[] tempoArray)
{
uint tempo = MIDIParser.FixedLengthArrayToUInt(tempoArray);
return(MICROSECONDS_PER_MINUTE / tempo);
}