private float mediana(Color[] vetor, PixelColor sec)
{
float[] v = new float[vetor.Length];
for (int i = 0; i < vetor.Length; i++)
{
if (sec.Equals(PixelColor.RED))
{
v[i] = vetor[i].r;
}
if (sec.Equals(PixelColor.GREEN))
{
v[i] = vetor[i].g;
}
if (sec.Equals(PixelColor.BLUE))
{
v[i] = vetor[i].b;
}
}
Array.Sort(v);
return(v[v.Length / 2]);
}