public void DrawLevelGraph()
{
try
{
if (ImagePath != null && ImagePath != "")
{
using (Bitmap bmp = new Bitmap(ImagePath))
{
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(bmp);
L = ConvertToPointCollection(hslStatistics.Luminance.Values);
ImageStatistics statistics = new ImageStatistics(bmp);
R = ConvertToPointCollection(statistics.Red.Values);
G = ConvertToPointCollection(statistics.Green.Values);
B = ConvertToPointCollection(statistics.Blue.Values);
}
}
else
{
L = null;
R = null;
G = null;
B = null;
}
}
catch (Exception) { }
}
private void GetAdditionalData(object o)
{
BitmapFile file = o as BitmapFile;
try
{
if (!file.FileItem.IsRaw)
{
using (Bitmap bmp = new Bitmap(file.FileItem.FileName))
{
// Luminance
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(bmp);
file.LuminanceHistogramPoints = ConvertToPointCollection(hslStatistics.Luminance.Values);
// RGB
ImageStatistics rgbStatistics = new ImageStatistics(bmp);
file.RedColorHistogramPoints = ConvertToPointCollection(rgbStatistics.Red.Values);
file.GreenColorHistogramPoints = ConvertToPointCollection(rgbStatistics.Green.Values);
file.BlueColorHistogramPoints = ConvertToPointCollection(rgbStatistics.Blue.Values);
}
}
}
catch (Exception ex)
{
Log.Error(ex);
}
}
private void GenerateImageHistograms(System.Drawing.Bitmap bitmap)
{
if (bitmap == null)
{
return;
}
try
{
// Luminance
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(bitmap);
polygonLuminanceHistogramPoints.Points = ConvertToPointCollection(hslStatistics.Luminance.Values);
// RGB
ImageStatistics rgbStatistics = new ImageStatistics(bitmap);
polygonRedColorHistogramPoints.Points = ConvertToPointCollection(rgbStatistics.Red.Values);
polygonGreenColorHistogramPoints.Points = ConvertToPointCollection(rgbStatistics.Green.Values);
polygonBlueColorHistogramPoints.Points = ConvertToPointCollection(rgbStatistics.Blue.Values);
//bmp.Dispose();
}
catch
{
// ignored
}
}
private void RedrawCharts()
{
var hslStatistics = new ImageStatisticsHSL(image);
var luminanceValues = hslStatistics.Luminance.Values;
var rgbStatistics = new ImageStatistics(image);
var redValues = rgbStatistics.Red.Values;
var greenValues = rgbStatistics.Green.Values;
var blueValues = rgbStatistics.Blue.Values;
luminanceChart.Series["Series1"].Points.Clear();
redChart.Series["Series1"].Points.Clear();
greenChart.Series["Series1"].Points.Clear();
blueChart.Series["Series1"].Points.Clear();
for (var i = 1; i < luminanceValues.Length; ++i)
{
luminanceChart.Series["Series1"].Points.AddY(luminanceValues[i]);
}
for (var i = 1; i < redValues.Length; ++i)
{
redChart.Series["Series1"].Points.AddY(redValues[i]);
}
for (var i = 1; i < greenValues.Length; ++i)
{
greenChart.Series["Series1"].Points.AddY(greenValues[i]);
}
for (var i = 1; i < blueValues.Length; ++i)
{
blueChart.Series["Series1"].Points.AddY(blueValues[i]);
}
}
public PointCollection calculateHistogram(Bitmap image)
{
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(image);
this.LuminanceHistogramPoints = canvasTool.ConvertToPointCollection(hslStatistics.Luminance.Values);
return(LuminanceHistogramPoints);
}
private void button5_Click(object sender, EventArgs e)
{
Bitmap eq = equalizing(bmp);
pictureBox2.Image = eq;
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(eq);
histogram5.Values = hslStatistics.Luminance.Values;
}
private void button6_Click(object sender, EventArgs e)
{
var imag = (Bitmap)image.Clone();
Bitmap eq = AddContrastFilter(imag);
pictureBox2.Image = eq;
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(eq);
histogram5.Values = hslStatistics.Luminance.Values;
}
private void button7_Click(object sender, EventArgs e)
{
var imag = (Bitmap)image.Clone();
// Bitmap eq = AddContrastFilter(imag);
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(imag);
for (int i = 0; i < hslStatistics.Luminance.Values.Length; i++)
{
hslStatistics.Luminance.Values[i] = hslStatistics.Luminance.Values[i] + hScrollBar1.Value;
}
pictureBox2.Image = imag;
histogram5.Values = hslStatistics.Luminance.Values;
}
// Get current environment brightness
private float get_environmentBrightness(bool raw)
{
Bitmap FrameData = new Bitmap(previewBox.Image);
ImageStatisticsHSL stat = new ImageStatisticsHSL(FrameData);
if (raw == true)
{
return(stat.Luminance.Mean); // Return the environment brightness
}
else
{
int offset = (int)brightnessOffset.Value; // Get offset value
decimal percentage = Math.Round((Decimal)stat.Luminance.Mean * 100, 0, MidpointRounding.AwayFromZero) + offset; // Calc environment brightness percentage
return(bLevels.OrderBy(x => Math.Abs((long)x - percentage)).First()); // Return percentage closest to possible system brightness array
}
}
private void Histogram()
{
try
{
Bitmap image = new Bitmap(this.pictureBox.Image);
int[] values = new ImageStatisticsHSL(image).Luminance.Values;
ImageStatistics imageStatistics = new ImageStatistics(image);
int[] numArray1 = SmoothHistogram(imageStatistics.Red.Values);
int[] numArray2 = SmoothHistogram(imageStatistics.Green.Values);
int[] numArray3 = SmoothHistogram(imageStatistics.Blue.Values);
chart.Series[0].Points.Clear();
chart.Series[1].Points.Clear();
chart.Series[2].Points.Clear();
chart.Legends.Clear();
for (int index1 = 0; index1 < 3; ++index1)
{
switch (index1)
{
case 0:
for (int index2 = 0; index2 < numArray1.Length; ++index2)
{
chart.Series[index1].Points.Add((double)numArray1[index2]);
}
break;
case 1:
for (int index2 = 0; index2 < numArray2.Length; ++index2)
{
chart.Series[index1].Points.Add((double)numArray2[index2]);
}
break;
case 2:
for (int index2 = 0; index2 < numArray3.Length; ++index2)
{
chart.Series[index1].Points.Add((double)numArray3[index2]);
}
break;
}
}
}
catch (Exception ex)
{
string message = ex.Message;
}
}
// Constructor
public ColorImageStatisticsDescription(Bitmap image)
{
// get image dimension
int width = image.Width;
int height = image.Height;
// lock it
BitmapData imgData = image.LockBits(new Rectangle(0, 0, width, height), ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);
// gather statistics
statRGB = new ImageStatistics(imgData);
statHSL = new ImageStatisticsHSL(imgData);
statYCbCr = new ImageStatisticsYCbCr(imgData);
// unlock image
image.UnlockBits(imgData);
}
public static int[] GetLuminanceHistogram(Bitmap bitmap, int pieceTopLeftX, int pieceTopLeftY)
{
var mask = new byte[bitmap.Height, bitmap.Width];
for (int x = pieceTopLeftX; x < pieceTopLeftX + Math.Min(bitmap.Width, BoardPiece.Width); x++)
{
for (int y = pieceTopLeftY; y < pieceTopLeftY + Math.Min(bitmap.Height, BoardPiece.Height); y++)
{
mask[y, x] = 1;
}
}
var st = new ImageStatisticsHSL(bitmap, mask);
int[] luminanceValues = st.LuminanceWithoutBlack.Values;
return(luminanceValues);
}
private void UpdateHistograms(System.Drawing.Bitmap pic)
{
ImageStatisticsHSL hslStatistics = null;
ImageStatistics rgbStatistics = null;
if (pic == null)
{
hslStatistics = new ImageStatisticsHSL(mainPhoto);
rgbStatistics = new ImageStatistics(mainPhoto);
}
else
{
hslStatistics = new ImageStatisticsHSL(pic);
rgbStatistics = new ImageStatistics(pic);
}
this.LuminanceHistogramPoints = ConvertToPointCollection(hslStatistics.Luminance.Values);
this.RedColorHistogramPoints = ConvertToPointCollection(rgbStatistics.Red.Values);
this.GreenColorHistogramPoints = ConvertToPointCollection(rgbStatistics.Green.Values);
this.BlueColorHistogramPoints = ConvertToPointCollection(rgbStatistics.Blue.Values);
}
private static HistogramHash GetRGBHistogram(string file)
{
var values = new List <int>();
var histogramfile = Path.Combine(HitogramPath, Guid.NewGuid() + ".jpg");
File.Copy(file, histogramfile);
using (var bmp = new System.Drawing.Bitmap(histogramfile))
{
// Luminance
var hslStatistics = new ImageStatisticsHSL(bmp);
values.AddRange(hslStatistics.Luminance.Values.ToList());
// RGB
var rgbStatistics = new ImageStatistics(bmp);
values.AddRange(rgbStatistics.Red.Values.ToList());
values.AddRange(rgbStatistics.Green.Values.ToList());
values.AddRange(rgbStatistics.Blue.Values.ToList());
}
File.Delete(histogramfile);
return(new HistogramHash(file, values));
}
public static Bitmap autoBrightness(Bitmap rgb, Rectangle baseRect, double baseLum)
{
ImageStatisticsHSL ist = null;
if (baseRect.IsEmpty)
ist = new ImageStatisticsHSL(rgb);
else
// baseRect = new Rectangle(new Point(0, 0), rgb.Size);
ist = new ImageStatisticsHSL(new Crop(baseRect).Apply(rgb));
//Console.WriteLine("Lum:" + ist.Luminance.Mean + " Sat:" + ist.Saturation.Mean);
return new BrightnessCorrection(baseLum - ist.Luminance.Mean).Apply(rgb);
}
private void button1_Click(object sender, EventArgs e)
{
var ofd = new OpenFileDialog();
if (ofd.ShowDialog(this) == DialogResult.OK)
{
image = System.Drawing.Image.FromFile(ofd.FileName);
//pictureBox2.Height = System.Drawing.Image.FromFile(ofd.FileName).Height;
// pictureBox2.Width = System.Drawing.Image.FromFile(ofd.FileName).Width;
//image.set = System.Drawing.Image.FromFile(ofd.FileName).Height;
}
pictureBox1.Image = image;
//pictureBoxBoxStart.SizeMode = PictureBoxSizeMode.StretchImage;
//pictureBoxBoxEnd.SizeMode = PictureBoxSizeMode.StretchImage;
// pictureBox1.Image = CalculateBarChart(image);
bmp = new System.Drawing.Bitmap(ofd.FileName);
// Luminance
ImageStatisticsHSL hslStatistics = new ImageStatisticsHSL(bmp);
int[] luminanceValues = hslStatistics.Luminance.Values;
// RGB
ImageStatistics rgbStatistics = new ImageStatistics(bmp);
int[] redValues = rgbStatistics.Red.Values;
int[] greenValues = rgbStatistics.Green.Values;
int[] blueValues = rgbStatistics.Blue.Values;
/* List<Vector2> l = ConvertToPointCollection(hslStatistics.Luminance.Values);
* //List<Vector2> r = ConvertToPointCollection(rgbStatistics.Red.Values);
* Point[] points = new Point[l.Count];
*
* for (int i = 0; i < l.Count; i++)
* {
* float x = l.ElementAt(i).X;
* float y = l.ElementAt(i).Y;
*
* //points[i] = new Point((int)x, (int)y);
* Console.WriteLine("x " + x + " y " + y);
* chart1.Series[0].Points.AddXY(x, y);
*
* }*/
AForge.Math.Histogram activeHistogram = null;
ImageStatistics stat;
// var imag = (Bitmap)image.Clone();
stat = new ImageStatistics(bmp);
histogram1.Color = Color.Red;
histogram2.Color = Color.Green;
histogram3.Color = Color.Blue;
histogram4.Color = Color.Black;
activeHistogram = stat.Red;
histogram1.Values = activeHistogram.Values;
activeHistogram = stat.Green;
histogram2.Values = activeHistogram.Values;
activeHistogram = stat.Blue;
histogram3.Values = activeHistogram.Values;
//activeHistogram = hslStatistics.;
histogram4.Values = hslStatistics.Luminance.Values;
/*Graphics g = CreateGraphics();
* g.DrawPolygon(Pens.Gray, points);*/
}
public static double Luminance(this Bitmap bitmap)
{
var s = new ImageStatisticsHSL(bitmap);
return(s.Luminance.Mean);
}
public static double Saturation(this Bitmap bitmap)
{
var s = new ImageStatisticsHSL(bitmap);
return(s.Saturation.Mean);
}
public ImageStat GetImageStats(string fullPath, FormOptions options)
{
if (cancelAnalysis)
{
return(null);
}
Messaging.Talk($"{fullPath}");
ImageStat res = null;
try
{
res = new ImageStat();
res.ImagePath = fullPath.Replace(options.ImagesSoureDirectory, string.Empty);
res.Length = _fileSystemService.GetFileLength(fullPath);
// load file
using (var image = _imageService.GetThumb(fullPath, _configService.TempBitmapHeight))
{
// hsl
//Talk($"{fullPath} HSL... ");
var statsHSL = new ImageStatisticsHSL(image);
res.Luminance = (decimal)statsHSL.Luminance.Median;
res.Pixels = statsHSL.PixelsCount;
// rgb
//Talk($"{fullPath} RGB... ");
var stats = new ImageStatistics(image);
res.Blue = stats.Blue.Median;
res.Red = stats.Red.Median;
res.Green = stats.Green.Median;
res.Pixels = stats.PixelsCount;
res.BlueMax = stats.Blue.Max;
res.RedMax = stats.Red.Max;
res.GreenMax = stats.Green.Max;
res.BlueMin = stats.Blue.Min;
res.RedMin = stats.Red.Min;
res.GreenMin = stats.Green.Min;
// YCbCr
// Talk($"{fullPath} YCbCr... ");
var statsYCbCr = new ImageStatisticsYCbCr(image);
res.Cb = statsYCbCr.Cb.Mean;
res.Cr = statsYCbCr.Cr.Mean;
res.Y = statsYCbCr.Y.Mean;
}
}
catch (Exception e)
{
res = null;
Messaging.Talk($"{fullPath} Error! {e.Message}... ");
Messaging.RaiseProgress(null, new ProgressBarEventArgs {
EventKindOf = EventKind.IncrementError
});
}
finally
{
Messaging.RaiseProgress(null, new ProgressBarEventArgs {
EventKindOf = EventKind.Increment
});
}
return(res);
}