gistfile1.cs

public static void GetImagefromUUID(string theuuid)
        {
            string myuuid = "cf6a0e34-0301-4f61-999b-f16295c8f1dc";

            var doc = XDocument.Load("XMLInput/media.smg.images.data.pois.ort.Andrian-0.xml");

            var parser = new NodeParser();
            var elements = parser.GetNodes(doc);

            foreach (var item in elements.Where(n => n.UUID == myuuid))
            {
                foreach (var node in item.SubNodes.Where(n => n.Name == "original"))
                {
                    dynamic dnode = node;
                    string filename = dnode.fileName;
                    string extension = dnode.extension;
                    int size = int.Parse(dnode.size);
                    string binary = dnode["jcr:data"];

                    try
                    {
                        FileStream fs = File.Create(filename + "." + extension, 2048, FileOptions.None);
                        BinaryWriter bw = new BinaryWriter(fs);

                        ASCIIEncoding asen = new ASCIIEncoding();
                        byte[] ba = asen.GetBytes(binary);

                        bw.Write(ba);

                        bw.Close();
                        fs.Close();
                        
                        //oder
                        
                        using (FileStream fs = File.Create(filename + "." + extension, 2048, FileOptions.None))
                        {
                            BinaryFormatter formatter = new BinaryFormatter();
                            formatter.Serialize(fs, Encoding.Unicode.GetBytes(binary));
                        }
                        
                    }
                    catch (Exception e)
                    {
                        Console.Write(e.Message);
                        Console.ReadKey(true);
                    }

                }
            }


        }

static object GetValue(XElement element)
        {
            var type = element.Attribute(Namespaces.sv + "type").Value;
            var value = element.Element(Namespaces.sv + "value");
            switch (type)
            {
                case "String":
                case "Name":
                    return GetString(value);
                case "Boolean":
                    return bool.Parse(value.Value);
                case "Date":
                    return DateTime.Parse(value.Value);
                case "Binary":
                    return GetString(value);
                case "Long":
                    return long.Parse(value.Value);
                default:
                    throw new InvalidOperationException("The type " + type + " is not supported at the moment.");
            }
        }