AcTools.AcdFile.AcdEncryption.FromAcdFilename C# (CSharp) Method

        public static AcdEncryption FromAcdFilename(string acdFilename) {
            return new AcdEncryption(Path.GetFileName(Path.GetDirectoryName(acdFilename)));
        }
    }

        public AcdReader(string filename, Stream input) : base(input)
        {
            _enc = AcdEncryption.FromAcdFilename(filename);

            if (ReadInt32() == -1111)
            {
                ReadInt32();
            }
            else
            {
                BaseStream.Seek(0, SeekOrigin.Begin);
            }
        }