public void aa()
        {
            int[] data     = { 1, 3, 5, 99, 4 };
            int   max      = 0;
            int   maxIndex = 0;
            int   num      = data.Length;

            _wr.Max(data, num, ref max, ref maxIndex);
            Console.WriteLine($"Length= {num}, Max= {max}, MaxIndex= {maxIndex}");

            _wr.ImageProcess();
        }