public static HydraPhdr Load(IReadable reader)
{
HydraPhdr phdr = new HydraPhdr();
phdr.PresetName = reader.Read8BitStringLength(20);
phdr.Preset = reader.ReadUInt16LE();
phdr.Bank = reader.ReadUInt16LE();
phdr.PresetBagNdx = reader.ReadUInt16LE();
phdr.Library = reader.ReadUInt32LE();
phdr.Genre = reader.ReadUInt32LE();
phdr.Morphology = reader.ReadUInt32LE();
return(phdr);
}
public static HydraShdr Load(IReadable reader)
{
var shdr = new HydraShdr();
shdr.SampleName = reader.Read8BitStringLength(20);
shdr.Start = reader.ReadUInt32LE();
shdr.End = reader.ReadUInt32LE();
shdr.StartLoop = reader.ReadUInt32LE();
shdr.EndLoop = reader.ReadUInt32LE();
shdr.SampleRate = reader.ReadUInt32LE();
shdr.OriginalPitch = (byte)reader.ReadByte();
shdr.PitchCorrection = reader.ReadSignedByte();
shdr.SampleLink = reader.ReadUInt16LE();
shdr.SampleType = reader.ReadUInt16LE();
return(shdr);
}
public static bool Load(RiffChunk parent, RiffChunk chunk, IReadable stream)
{
if (parent != null && RiffChunk.HeaderSize > parent.Size)
{
return(false);
}
if (stream.Position + HeaderSize >= stream.Length)
{
return(false);
}
chunk.Id = stream.Read8BitStringLength(4);
if (chunk.Id[0] <= ' ' || chunk.Id[0] >= 'z')
{
return(false);
}
chunk.Size = stream.ReadUInt32LE();
if (parent != null && HeaderSize + chunk.Size > parent.Size)
{
return(false);
}
if (parent != null)
{
parent.Size -= HeaderSize + chunk.Size;
}
var isRiff = chunk.Id == "RIFF";
var isList = chunk.Id == "LIST";
if (isRiff && parent != null)
{
// not allowed
return(false);
}
if (!isRiff && !isList)
{
// custom type without sub type
return(true);
}
// for lists unwrap the list type
chunk.Id = stream.Read8BitStringLength(4);
if (chunk.Id[0] <= ' ' || chunk.Id[0] >= 'z')
{
return(false);
}
chunk.Size -= 4;
return(true);
}
