private void button1_Click(object sender, EventArgs e)
{
Histogram histogram = img.BuildHistogram();
//low bins to 0 out
int low_bins = histogram.GetNumBinsWithItems(Convert.ToInt32(img.GetHeight() * img.GetWidth() * .10));
AdvColor low_color = histogram.GetBinColor(low_bins);
int high_bins = histogram.GetNumBinsWithItems(Convert.ToInt32(img.GetHeight() * img.GetWidth() * .90));
AdvColor high_color = histogram.GetBinColor(high_bins);
AdvColor[,] pixels = img.HistogramStretch(low_color, high_color, histogram, ColorPlane.eGreen);
SortedDictionary <AdvColor, int> bins = histogram.GetHistogram();
foreach (KeyValuePair <AdvColor, int> bin in bins)
{
chart1.Series["Series1"].Points.AddXY(bin.Key.GetColor(ColorPlane.eGreen), bin.Value);
}
RGBImage img2 = new RGBImage(pixels);
img.SaveToImage(pixels, "histo_stretch.png");
Histogram histogram2 = img2.BuildHistogram();
SortedDictionary <AdvColor, int> bins2 = histogram2.GetHistogram();
foreach (KeyValuePair <AdvColor, int> bin in bins2)
{
chart2.Series["Series1"].Points.AddXY(bin.Key.GetColor(ColorPlane.eGreen), bin.Value);
}
}
