using System.Reflection;
using System.Runtime.Serialization.Formatters.Binary;
using System.Runtime.Serialization;

sealed class LoadingBinder : System.Runtime.Serialization.SerializationBinder
{
    public override Type BindToType(string assemblyName, string typeName)
    {
        return Type.GetType(String.Format("rshwFormat, " + Assembly.GetExecutingAssembly().FullName));
    }
}


public class SavingBinder : SerializationBinder
{
    public override Type BindToType(string assemblyName, string typeName)
    {
        if (assemblyName.Equals("Transmutate"))
            return Type.GetType(typeName);
        else
            return defaultBinder.BindToType(assemblyName, typeName);
    }

    public override void BindToName(Type serializedType, out string assemblyName, out string typeName)
    {
        // specify a neutral code for the assembly name to be recognized by the BindToType method.
        assemblyName = "Assembly-CSharp";
        typeName	 = serializedType.FullName;
    }

    private static SerializationBinder defaultBinder = new BinaryFormatter().Binder;

    private static object locker = new object();
    private static SavingBinder _default = null;

    public static SavingBinder Default
    {
        get
        {
            lock (locker)
            {
                if (_default == null)
                    _default = new SavingBinder();
            }
            return _default;
        }
    }
}

[System.Serializable]
public class rshwFormat
{
    public byte[]? audioData { get; set; }
    public int[]? signalData { get; set; }
    public byte[]? videoData { get; set; }

    public static rshwFormat Load(string path)
    {
        BinaryFormatter formatter = new BinaryFormatter();
        formatter.Binder = new LoadingBinder();
        FileStream stream = File.OpenRead(path);
        return (rshwFormat)formatter.Deserialize(stream);
    }

    public static void Save(string path, rshwFormat file)
    {
        BinaryFormatter formatter = new BinaryFormatter();
        formatter.Binder = new SavingBinder();
        FileStream stream = File.Open(path, FileMode.Create);
        formatter.Serialize(stream, file);
        stream.Close();
    }
}