public Bitmap Blur(double sigma)
{
YiqImage yiq = GetYiq().Clone();
yiq.Y = Blur(sigma, yiq.Y);
return(yiq.ToBitmap());
}
public Bitmap Distorsion(double L)
{
double[,] result = new double[Width, Height];
double diagonal = Math.Sqrt(Width * Width + Height * Height) / 2;
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
result[x, y] = 0;
double u = x - Width / 2;
double v = y - Height / 2;
double r = Math.Sqrt(u * u + v * v);
double g = Math.Cos(r * Math.PI * L / (2 * diagonal));
int xi = (int)(u * g + Width / 2);
int yi = (int)(v * g + Height / 2);
result[x, y] = GetYiq().Y[xi, yi];
}
}
YiqImage img = GetYiq().Clone();
img.Y = result;
return(img.ToBitmap());
}
public Bitmap EqualizContrast()
{
int[] barChart = GetYiq().GetBarChart();
YiqImage yiq = GetYiq().Clone();
yiq.Y = _EqualizContrast(GetYiq().Y, barChart);
return(yiq.ToBitmap());
}
