/// <summary>
/// Loads a SoundFont from a file
/// </summary>
/// <param name="fileName">Filename of the SoundFont</param>
public SoundFont(string fileName)
{
using (var sfFile = new FileStream(fileName, FileMode.Open, FileAccess.Read))
{
RiffChunk riff = RiffChunk.GetTopLevelChunk(new BinaryReader(sfFile));
if (riff.ChunkID == "RIFF")
{
string formHeader = riff.ReadChunkID();
if (formHeader != "sfbk")
{
throw new ApplicationException(String.Format("Not a SoundFont ({0})", formHeader));
}
RiffChunk list = riff.GetNextSubChunk();
if (list.ChunkID == "LIST")
{
//RiffChunk r = list.GetNextSubChunk();
info = new InfoChunk(list);
RiffChunk r = riff.GetNextSubChunk();
sampleData = new SampleDataChunk(r);
r = riff.GetNextSubChunk();
presetsChunk = new PresetsChunk(r);
}
else
{
throw new ApplicationException(String.Format("Not info list found ({0})", list.ChunkID));
}
}
else
{
throw new ApplicationException("Not a RIFF file");
}
}
}
/// <summary>
/// Loads a SoundFont from a file
/// </summary>
/// <param name="fileName">Filename of the SoundFont</param>
public SoundFont(string fileName)
{
using (var sfFile = new FileStream(fileName, FileMode.Open, FileAccess.Read))
{
RiffChunk riff = RiffChunk.GetTopLevelChunk(new BinaryReader(sfFile));
if (riff.ChunkID == "RIFF")
{
string formHeader = riff.ReadChunkID();
if (formHeader != "sfbk")
{
throw new ApplicationException(String.Format("Not a SoundFont ({0})", formHeader));
}
RiffChunk list = riff.GetNextSubChunk();
if (list.ChunkID == "LIST")
{
//RiffChunk r = list.GetNextSubChunk();
info = new InfoChunk(list);
RiffChunk r = riff.GetNextSubChunk();
sampleData = new SampleDataChunk(r);
r = riff.GetNextSubChunk();
presetsChunk = new PresetsChunk(r);
}
else
{
throw new ApplicationException(String.Format("Not info list found ({0})", list.ChunkID));
}
}
else
{
throw new ApplicationException("Not a RIFF file");
}
}
}