// unzip contained 7zip node
protected override RecordNode DecodeDelegate()
{
#if DEBUG
Console.WriteLine("decompressing");
#endif
List <EsfNode> values = compressedNode.Values;
byte[] data = (values[0] as EsfValueNode <byte[]>).Value;
ParentNode infoNode = compressedNode.Children[0];
uint size = (infoNode.Values[0] as EsfValueNode <uint>).Value;
byte[] decodeProperties = (infoNode.Values[1] as EsfValueNode <byte[]>).Value;
LzmaDecoder decoder = new LzmaDecoder();
decoder.SetDecoderProperties(decodeProperties);
// DecompressionCodeProgress progress = new DecompressionCodeProgress(this);
byte[] outData = new byte[size];
using (MemoryStream inStream = new MemoryStream(data, false), outStream = new MemoryStream(outData)) {
decoder.Code(inStream, outStream, data.Length, size, null);
outData = outStream.ToArray();
}
EsfNode result;
AbcaFileCodec codec = new AbcaFileCodec();
result = codec.Parse(outData);
using (BinaryReader reader = new BinaryReader(new MemoryStream(outData))) {
result = codec.Parse(reader);
}
return(result as RecordNode);
}
static EsfCodec CodecFromCode(uint code)
{
EsfCodec codec = null;
switch (code)
{
case 0xABCE:
codec = new AbceCodec();
break;
case 0xABCF:
codec = new AbcfFileCodec();
break;
case 0xABCA:
codec = new AbcaFileCodec();
break;
}
return(codec);
}