private static MidiFile ConvertCsvToMidiFile(
MidiFileCsvLayout layout,
TimeSpanType timeType,
string[] csvLines,
NoteFormat noteFormat = NoteFormat.Events,
NoteNumberFormat noteNumberFormat = NoteNumberFormat.NoteNumber,
TimeSpanType noteLengthType = TimeSpanType.Midi)
{
var filePath = Path.GetTempFileName();
FileOperations.WriteAllLinesToFile(filePath, csvLines);
var settings = new MidiFileCsvConversionSettings
{
CsvLayout = layout,
TimeType = timeType,
NoteFormat = noteFormat,
NoteNumberFormat = noteNumberFormat,
NoteLengthType = noteLengthType
};
try
{
var midiFile = new CsvConverter().ConvertCsvToMidiFile(filePath, settings);
ConvertMidiFileToFromCsv(midiFile, filePath, settings);
return(midiFile);
}
finally
{
FileOperations.DeleteFile(filePath);
}
}
private static void ConvertMidiFileToCsv(
MidiFile midiFile,
MidiFileCsvLayout layout,
TimeSpanType timeType,
string[] expectedCsvLines,
NoteFormat noteFormat = NoteFormat.Events,
NoteNumberFormat noteNumberFormat = NoteNumberFormat.NoteNumber,
TimeSpanType noteLengthType = TimeSpanType.Midi)
{
var filePath = Path.GetTempFileName();
var settings = new MidiFileCsvConversionSettings
{
CsvLayout = layout,
TimeType = timeType,
NoteFormat = noteFormat,
NoteNumberFormat = noteNumberFormat,
NoteLengthType = noteLengthType
};
try
{
new CsvConverter().ConvertMidiFileToCsv(midiFile, filePath, true, settings);
var actualCsvLines = File.ReadAllLines(filePath);
CollectionAssert.AreEqual(expectedCsvLines, actualCsvLines, StringComparer.OrdinalIgnoreCase);
}
finally
{
File.Delete(filePath);
}
}
public void ConvertMidiFileToCsv_MultipleTrack(MidiFileCsvLayout layout, NoteFormat noteFormat, NoteNumberFormat noteNumberFormat, string[] expectedCsvLines)
{
var timedEvents1 = new[]
{
new TimedEvent(new TimeSignatureEvent(2, 8), 0),
new TimedEvent(new TextEvent("Test text"), 345),
new TimedEvent(new NoteOnEvent((SevenBitNumber)23, (SevenBitNumber)78), 350),
new TimedEvent(new NoteOffEvent((SevenBitNumber)23, (SevenBitNumber)90), 450),
new TimedEvent(new SequencerSpecificEvent(new byte[] { 1, 2, 3 }), 800)
};
var timedEvents2 = new[]
{
new TimedEvent(new NoteOnEvent((SevenBitNumber)30, (SevenBitNumber)78), 10),
new TimedEvent(new NoteOffEvent((SevenBitNumber)30, (SevenBitNumber)90), 20)
};
var midiFile = new MidiFile(
timedEvents1.ToTrackChunk(),
timedEvents2.ToTrackChunk());
ConvertMidiFileToCsv(midiFile, layout, TimeSpanType.Midi, expectedCsvLines, noteFormat, noteNumberFormat);
}