public HistogramEqualization(FitsImage image, double min, double max)
{
this.min = min;
this.max = max;
factor = max - min;
Histogram = image.ComputeHistogram(buckets, out maxHistogramValue);
lookup = new Byte[buckets];
int totalCounts = image.Width * image.Height;
int sum = 0;
for (int i = 0; i < buckets; i++)
{
sum += Histogram[i];
lookup[i] = (Byte)(Math.Min(255, ((sum * 255.0)) / totalCounts) + .5);
}
}
public override void WriteLayerProperties(System.Xml.XmlTextWriter xmlWriter)
{
if (imageSet.WcsImage != null)
{
xmlWriter.WriteAttributeString("Extension", Path.GetExtension(imageSet.WcsImage.Filename));
}
if (imageSet.WcsImage is FitsImage)
{
FitsImage fi = imageSet.WcsImage as FitsImage;
xmlWriter.WriteAttributeString("ScaleType", fi.lastScale.ToString());
xmlWriter.WriteAttributeString("MinValue", fi.lastBitmapMin.ToString());
xmlWriter.WriteAttributeString("MaxValue", fi.lastBitmapMax.ToString());
}
xmlWriter.WriteAttributeString("OverrideDefault", overrideDefaultLayer.ToString());
ImageSetHelper.SaveToXml(xmlWriter, imageSet, "");
base.WriteLayerProperties(xmlWriter);
}
public HistogramEqualization(FitsImage image, double min, double max)
{
int maxHistogramValue;
this.min = min;
factor = max - min;
int[] histogram = image.ComputeHistogram(buckets, out maxHistogramValue);
lookup = new Byte[buckets];
var totalCounts = image.Width*image.Height;
var sum = 0;
for(var i = 0;i< buckets;i++)
{
sum+=histogram[i];
lookup[i]=(Byte)(Math.Min(255,((sum*255.0))/totalCounts)+.5);
}
}
