[DllImport("gstsharpglue-0.10")]
    private extern static ulong gstsharp_gst_clock_get_gst_second();

    public static readonly ulong Second = gstsharp_gst_clock_get_gst_second();

    [DllImport("gstsharpglue-0.10")]
    private extern static ulong gstsharp_gst_clock_get_gst_msecond();

    public static readonly ulong MSecond = gstsharp_gst_clock_get_gst_second();

    [DllImport("gstsharpglue-0.10")]
    private extern static ulong gstsharp_gst_clock_get_gst_usecond();

    public static readonly ulong USecond = gstsharp_gst_clock_get_gst_second();

    [DllImport("gstsharpglue-0.10")]
    private extern static ulong gstsharp_gst_clock_get_gst_nsecond();

    public static readonly ulong NSecond = gstsharp_gst_clock_get_gst_second();

    [DllImport("gstsharpglue-0.10")]
    private extern static ulong gstsharp_gst_clock_get_clock_time_none();
    
    public static readonly ulong TimeNone = gstsharp_gst_clock_get_clock_time_none();
    
    [DllImport("gstsharpglue-0.10")]
    private extern static bool gstsharp_gst_clock_time_is_valid(ulong time);
    
    public static bool TimeIsValid(ulong time)
    {
        return gstsharp_gst_clock_time_is_valid(time);
    }