static public MidiMessageCollection FromFile(string smfFilePath)
{
MidiMessageCollection collection = null;
using (Reader reader = new Reader()
{
GenerateMessageList = true
})
{
reader.FileHandle = new chunk.MThd(smfFilePath);
reader.MidiMessages.Division = reader.Division;
reader.MidiMessages.MidiFormat = reader.FileHandle.Format;
reader.ParseTempoMap(0);
reader.MessageHandler = reader.OnMidiMessage;
reader.ParseAll();
reader.TempoMap.Finalize(reader);
collection = new MidiMessageCollection(reader.MidiMessages);
collection.CopyReaderTempoMap(reader);
collection.RecalculateDeltas();
reader.ResetTempoMap();
}
return(collection);
}
/// <summary>
/// Allows you to clone the messages and properties from another MidiMessageCollection.
/// </summary>
/// <param name="collection"></param>
public MidiMessageCollection(MidiMessageCollection collection)
: base((System.Collections.Generic.IDictionary <int, System.Collections.Generic.List <MidiMessage> >)collection)
{
MidiFormat = collection.MidiFormat;
Division = collection.Division;
//
if (collection.TempoMap != null)
{
TempoMap = collection.TempoMap.Copy();
}
if (collection.KeySignature != null)
{
KeySignature = collection.KeySignature.Copy();
}
if (collection.TimeSignature != null)
{
TimeSignature = collection.TimeSignature.Copy();
}
if (collection.SMPTE != null)
{
SMPTE = collection.SMPTE.Copy();
}
}