gstreamer/gstreamer-sharp/Element.custom

    public object this[string property] {
        get { return GetProperty(property).Val; }
        set { SetProperty(property, value); }
    }
    
    public new GLib.Value GetProperty(string propertyName) 
    {
        return base.GetProperty(propertyName);
    }

    public new void SetProperty(string propertyName, GLib.Value value) 
    {
        base.SetProperty(propertyName, value);
    }

    public void SetProperty(string propertyName, object value)
    {
        base.SetProperty(propertyName, new GLib.Value(value));
    }

    public void SetProperty(string propertyName, string value) 
    {
        base.SetProperty(propertyName, new GLib.Value(value));
    }
    
    public void SetProperty(string propertyName, int value) 
    {
        base.SetProperty(propertyName, new GLib.Value(value));
    }
    
    public void SetProperty(string propertyName, double value)
    {
        base.SetProperty(propertyName, new GLib.Value(value));
    }

    public void SetProperty(string propertyName, bool value) 
    {
        base.SetProperty(propertyName, new GLib.Value(value));
    }


    public bool QueryPosition(Gst.Format format, out long current) 
    {
        return gst_element_query_position(Handle, ref format, out current);
    }


    public bool QueryDuration(Gst.Format format, out long duration) 
    {
        return gst_element_query_duration(Handle, ref format, out duration);
    }

	public void Connect(string signal, GLib.DynamicSignalHandler handler)
	{
		GLib.DynamicSignal.Connect(this, signal, handler);
	}

	public void Disconnect(string signal, GLib.DynamicSignalHandler handler)
	{
		GLib.DynamicSignal.Disconnect(this, signal, handler);
	}

	public bool AddPad(Pad p)
	{
		bool ret = gst_element_add_pad(this.Handle, p == null ? IntPtr.Zero : p.Handle);
		if(ret)
			Gst.Object.Ref(p.Handle);
		return ret;
	}
	
	public static bool LinkMany(params Element [] elements) 
	{
		for(int i=0; i < elements.Length - 1; i++) 
		{
			if(!elements[i].Link(elements[i+1]))
				return false;
		}
		
		return true;
	}

	public static void UnlinkMany(params Element [] elements) 
	{
		for(int i=0; i < elements.Length - 1; i++)
		{
			elements[i].Unlink(elements[i+1]);
		}
	}


    [DllImport("gstreamer-0.10.dll")]
    private static extern bool gst_element_query_position(IntPtr raw, ref Format format, out long cur);

    [DllImport("gstreamer-0.10.dll")]
    private static extern bool gst_element_query_duration(IntPtr raw, ref Format format, out long duration);

	[DllImport("gstreamer-0.10.dll")]
	static extern bool gst_element_add_pad(IntPtr raw, IntPtr pad);