// Switch channel
public void SwitchChannel(int channel)
{
if ((channel >= 0) && (channel <= 2))
{
if (!stat.IsGrayscale)
{
histogram.Color = colors[channel];
activeHistogram = (channel == 0) ? stat.Red : (channel == 1) ? stat.Green : stat.Blue;
}
}
else if (channel == 3)
{
if (stat.IsGrayscale)
{
histogram.Color = colors[3];
activeHistogram = stat.Gray;
}
}
if (activeHistogram != null)
{
histogram.Values = activeHistogram.Values;
meanLabel.Text = activeHistogram.Mean.ToString("F2");
stdDevLabel.Text = activeHistogram.StdDev.ToString("F2");
medianLabel.Text = activeHistogram.Median.ToString();
minLabel.Text = activeHistogram.Min.ToString();
maxLabel.Text = activeHistogram.Max.ToString();
}
}
private void DoRGBHistogram(AForge.Math.Histogram RedHist, AForge.Math.Histogram GreenHist, AForge.Math.Histogram BlueHist)
{
// Decide which set of values are placed at back, in the middle and to the front of the graph.
List <double> lis = new List <double>();
lis.Add(RedHist.Mean);
lis.Add(GreenHist.Mean);
lis.Add(BlueHist.Mean);
lis.Sort();
try
{
chart.Series.Add("Red");
chart.Series.Add("Green");
chart.Series.Add("Blue");
// Set SplineArea chart type
chart.Series["Red"].ChartType = System.Windows.Forms.DataVisualization.Charting.SeriesChartType.SplineArea;
chart.Series["Green"].ChartType = System.Windows.Forms.DataVisualization.Charting.SeriesChartType.SplineArea;
chart.Series["Blue"].ChartType = System.Windows.Forms.DataVisualization.Charting.SeriesChartType.SplineArea;
// set line tension
chart.Series["Red"]["LineTension"] = "0.8";
chart.Series["Green"]["LineTension"] = "0.8";
chart.Series["Blue"]["LineTension"] = "0.8";
// Set colour and transparency
chart.Series["Red"].Color = Color.FromArgb(50, Color.Red);
chart.Series["Green"].Color = Color.FromArgb(50, Color.Green);
chart.Series["Blue"].Color = Color.FromArgb(50, Color.Blue);
// Disable X & Y axis labels
chart.ChartAreas["Default"].AxisX.LabelStyle.Enabled = false;
chart.ChartAreas["Default"].AxisY.LabelStyle.Enabled = false;
chart.ChartAreas["Default"].AxisX.MinorGrid.Enabled = false;
chart.ChartAreas["Default"].AxisX.MajorGrid.Enabled = false;
chart.ChartAreas["Default"].AxisY.MinorGrid.Enabled = false;
chart.ChartAreas["Default"].AxisY.MajorGrid.Enabled = false;
}
catch (Exception)
{
// Throws an exception if it is already created.
}
chart.Series["Red"].Points.Clear();
chart.Series["Green"].Points.Clear();
chart.Series["Blue"].Points.Clear();
foreach (double value in RedHist.Values)
{
chart.Series["Red"].Points.AddY(value);
}
foreach (double value in GreenHist.Values)
{
chart.Series["Green"].Points.AddY(value);
}
foreach (double value in BlueHist.Values)
{
chart.Series["Blue"].Points.AddY(value);
}
}
/// <summary>
/// Draws the Histogram on the Chart
/// </summary>
/// <param name="RedHist"></param>
/// <param name="GreenHist"></param>
/// <param name="BlueHist"></param>
private void DoRGBHistogram(AForge.Math.Histogram RedHist, AForge.Math.Histogram GreenHist, AForge.Math.Histogram BlueHist)
{
chart.Series.Clear();
chart.Series.Add("Red");
chart.Series.Add("Green");
chart.Series.Add("Blue");
// Set SplineArea chart type
SelectChartType();
// set line tension
chart.Series["Red"]["LineTension"] = "0.8";
chart.Series["Green"]["LineTension"] = "0.8";
chart.Series["Blue"]["LineTension"] = "0.8";
// Set colour and transparency
chart.Series["Red"].Color = Color.FromArgb(50, Color.Red);
chart.Series["Green"].Color = Color.FromArgb(50, Color.Green);
chart.Series["Blue"].Color = Color.FromArgb(50, Color.Blue);
// Disable X & Y axis labels
chart.ChartAreas["Default"].AxisX.LabelStyle.Enabled = false;
chart.ChartAreas["Default"].AxisY.LabelStyle.Enabled = false;
chart.ChartAreas["Default"].AxisX.MinorGrid.Enabled = false;
chart.ChartAreas["Default"].AxisX.MajorGrid.Enabled = false;
chart.ChartAreas["Default"].AxisY.MinorGrid.Enabled = false;
chart.ChartAreas["Default"].AxisY.MajorGrid.Enabled = false;
chart.Series["Red"].Points.Clear();
chart.Series["Green"].Points.Clear();
chart.Series["Blue"].Points.Clear();
foreach (double value in RedHist.Values)
{
chart.Series["Red"].Points.AddY(value);
}
foreach (double value in GreenHist.Values)
{
chart.Series["Green"].Points.AddY(value);
}
foreach (double value in BlueHist.Values)
{
chart.Series["Blue"].Points.AddY(value);
}
lblRedMin.Text = RedHist.Min.ToString("N0");
lblRedMean.Text = RedHist.Mean.ToString("N0");
lblRedMax.Text = RedHist.Max.ToString("N0");
lblGreenMin.Text = GreenHist.Min.ToString("N0");
lblGreenMean.Text = GreenHist.Mean.ToString("N0");
lblGreenMax.Text = GreenHist.Max.ToString("N0");
lblBlueMin.Text = BlueHist.Min.ToString("N0");
lblBlueMean.Text = BlueHist.Mean.ToString("N0");
lblBlueMax.Text = BlueHist.Max.ToString("N0");
}
override protected void Show(IDialogVisualizerService windowService, IVisualizerObjectProvider objectProvider)
{
AForge.Math.Histogram histogram = (AForge.Math.Histogram)objectProvider.GetObject( );
HistogramView histogramView = new HistogramView( );
histogramView.SetHistogram(histogram);
windowService.ShowDialog(histogramView);
}
private void GetHistogram()
{
ImageStatistics rgbStatistics = new ImageStatistics(_image);
AForge.Math.Histogram h = rgbStatistics.Red;
RedValues = h.Values;
h = rgbStatistics.Green;
GreenValues = h.Values;
h = rgbStatistics.Blue;
BlueValues = h.Values;
}
public static int Center2QuantileValue(this AForge.Math.Histogram hist, double center)
{
if (center > 0.5)
{
return(hist.GetRange((0.5 - center) * 2).Min);
}
else
{
return(hist.GetRange((center - 0.5) * 2).Max);
}
}
public void TestgetHist()
{
ImageInfo imInf = new ImageInfo(PATH_160_120_RGB);
AForge.Math.Histogram hist = imInf.getHist();
Console.WriteLine("{0} {1} {2} {3} {4} {5}\n", hist.Max, hist.Min, hist.Mean, hist.StdDev,
hist.TotalCount, hist.Median);
int[] histVal = hist.Values;
for (int i = 0; i < histVal.Length; i++)
{
Console.Write("{0} ", histVal[i]);
}
}
public ColorFiltrationWindow()
{
InitializeComponent();
mf = (MainForm)checkifwinopen(typeof(MainForm));
ImageStatistics stat = new ImageStatistics((Bitmap)mf.pictureBox.Image);
AForge.Math.Histogram histogram = stat.Red;
redmax.Value = histogram.Max;
redmin.Value = histogram.Min;
histogram = stat.Green;
greenmax.Value = histogram.Max;
greenmin.Value = histogram.Min;
histogram = stat.Blue;
bluemax.Value = histogram.Max;
bluemin.Value = histogram.Min;
}
private void Histogram_Load(object sender, EventArgs e)
{
stat1 = new AForge.Imaging.ImageStatistics(citraawal);
stat2 = new AForge.Imaging.ImageStatistics(citraAFCEDP);
stat3 = new AForge.Imaging.ImageStatistics(citraACEDP);
histogram1.Color = Color.Black; histogram2.Color = Color.Black; histogram3.Color = Color.Black;
hist1 = stat1.Red; hist2 = stat2.Red; hist3 = stat3.Red;
histogram1.Values = hist1.Values; histogram2.Values = hist2.Values; histogram3.Values = hist3.Values;
float aspect1 = Convert.ToSingle((float)citraawal.Width / (float)citraawal.Height);
float aspect2 = Convert.ToSingle((float)citraAFCEDP.Width / (float)citraAFCEDP.Height);
float aspect3 = Convert.ToSingle((float)citraACEDP.Width / (float)citraACEDP.Height);
lbl_awal_aspect.Text = aspect1.ToString("F3"); lbl_AFCEDP_aspec.Text = aspect2.ToString("F3"); lbl_ACEDP_aspect.Text = aspect3.ToString("F3");
lbl_awal_mean.Text = stat1.Red.Mean.ToString("F3"); lbl_AFCEDP_mean.Text = stat2.Red.Mean.ToString("F3"); lbl_ACEDP_mean.Text = stat3.Red.Mean.ToString("F3");
lbl_awal_median.Text = stat1.Red.Median.ToString(); lbl_AFCEDP_median.Text = stat2.Red.Median.ToString(); lbl_ACEDP_median.Text = stat3.Red.Median.ToString();
lbl_awal_Min.Text = stat1.Red.Min.ToString(); lbl_AFCEDP_Min.Text = stat2.Red.Min.ToString(); lbl_ACEDP_min.Text = stat3.Red.Min.ToString();
lbl_awal_max.Text = stat1.Red.Max.ToString(); lbl_AFCEDP_Max.Text = stat2.Red.Max.ToString(); lbl_ACEDP_max.Text = stat3.Red.Max.ToString();
lbl_awal_pixels.Text = stat1.Red.TotalCount.ToString(); lbl_AFCEDP_pixels.Text = stat1.Red.TotalCount.ToString(); lbl_ACEDP_pixels.Text = stat1.Red.TotalCount.ToString();
double stddev1 = AForge.Math.Statistics.StdDev(hist1.Values); double stddev2 = AForge.Math.Statistics.StdDev(hist2.Values); double stddev3 = AForge.Math.Statistics.StdDev(hist3.Values);
lbl_awal_std.Text = stddev1.ToString("F3"); lbl_AFCEDP_std.Text = stddev2.ToString("F3"); lbl_ACEDP_std.Text = stddev3.ToString("F3");
}
// gr.ResetTransform();
// gr.DrawRectangle(Pens.Black, 0, 0, width - 1, height - 1);
private void DrawHistogramV(Bitmap img)
{
Color back_color = Color.White;
Invert filter = new Invert();
// apply the filter
Bitmap inv = filter.Apply(img);
VerticalIntensityStatistics his = new VerticalIntensityStatistics(inv);
AForge.Math.Histogram histogram = his.Gray;
int[] values = histogram.Values;
Color[] Colors = new Color[] {
Color.Red, Color.LightGreen, Color.Blue,
Color.Pink, Color.Green, Color.LightBlue,
Color.Orange, Color.Yellow, Color.Purple
};
gr2.Clear(back_color);
// Draw the histogram.
using (Pen thin_pen = new Pen(Color.Black, 0))
{
for (int i = 0; i < values.Length; i++)
{
float f2 = 420F;
float fl = (float)values[i] / f2;
gr2.DrawLine(thin_pen, 0, i, fl, i);
}
}
}
// Switch channel
public void SwitchChannel(int channel)
{
if ((channel >= 0) && (channel <= 2))
{
if (!stat.IsGrayscale)
{
histogram.Color = colors[channel];
activeHistogram = (channel == 0) ? stat.Red : (channel == 1) ? stat.Green : stat.Blue;
}
}
else if (channel == 3)
{
if (stat.IsGrayscale)
{
histogram.Color = colors[3];
activeHistogram = stat.Gray;
}
}
if (activeHistogram != null)
{
histogram.Values = activeHistogram.Values;
meanLabel.Text = activeHistogram.Mean.ToString("F2");
stdDevLabel.Text = activeHistogram.StdDev.ToString("F2");
medianLabel.Text = activeHistogram.Median.ToString();
minLabel.Text = activeHistogram.Min.ToString();
maxLabel.Text = activeHistogram.Max.ToString();
}
}
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);*/
}
