public async ValueTask CopyDataTo(Stream output)
{
await using var in_file = await _bsa._fileName.OpenRead();
using var rdr = new BinaryReader(in_file);
rdr.BaseStream.Position = _dataOffset;
if (_bsa.HeaderType == VersionType.SSE)
{
if (Compressed)
{
using var r = LZ4Stream.Decode(rdr.BaseStream);
await r.CopyToLimitAsync(output, (int)_originalSize);
}
else
{
await rdr.BaseStream.CopyToLimitAsync(output, (int)_onDiskSize);
}
}
else
{
if (Compressed)
{
await using var z = new InflaterInputStream(rdr.BaseStream);
await z.CopyToLimitAsync(output, (int)_originalSize);
}
else
{
await rdr.BaseStream.CopyToLimitAsync(output, (int)_onDiskSize);
}
}
}