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();
}