private void Button_Click_1(object sender, RoutedEventArgs e)
{
System.DateTime start = System.DateTime.Now;
drawPanel.Children.Clear();
grayscalePanel.Source = originalImage;
List <double[]> Blobs = ImageProcessing.getBlobCoordsUsingLaplacianKernel(originalImageBytes);
foreach (double[] coord in Blobs)
{
Ellipse el = new Ellipse();
el.Stroke = System.Windows.Media.Brushes.Red;
el.StrokeThickness = 1.3;
double r = coord[2] * originalPanel.ActualWidth;
el.Width = 2 * r;
el.Height = 2 * r;
Canvas.SetLeft(el, coord[0] * originalPanel.ActualWidth - r);
Canvas.SetTop(el, coord[1] * originalPanel.ActualHeight - r);
drawPanel.Children.Add(el);
}
drawPanel.Visibility = System.Windows.Visibility.Visible;
System.DateTime finish = System.DateTime.Now;
MessageBox.Show(String.Format("It took us {0} sec to find blobs", (finish - start).TotalSeconds.ToString()));
}
private void gaussSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
if (e.NewValue == 1)
{
return;
}
if (_blobs == null)
{
_blobs = ImageProcessing.getBlobCoordsUsingLaplacianKernel(originalImageBytes);
}
drawPanel.Children.Clear();
grayscalePanel.Source = originalImage;
List <double[]> Blobs = _blobs.OrderByDescending(x => x[3]).Take((int)e.NewValue).ToList();
foreach (double[] coord in Blobs)
{
Ellipse el = new Ellipse();
el.Stroke = System.Windows.Media.Brushes.Red;
el.StrokeThickness = 1.3;
double r = coord[2] * originalPanel.ActualWidth;
el.Width = 2 * r;
el.Height = 2 * r;
Canvas.SetLeft(el, coord[0] * originalPanel.ActualWidth - r);
Canvas.SetTop(el, coord[1] * originalPanel.ActualHeight - r);
drawPanel.Children.Add(el);
}
drawPanel.Visibility = System.Windows.Visibility.Visible;
//if (e.NewValue <= 1)
// return;
//processedImageBytes = ImageProcessing.getDifferenceOfGaussins(originalImageBytes, (int) e.NewValue);
//grayscalePanel.Source = ImageConvertor.ByteArrayToImage(processedImageBytes, originalImage.PixelWidth, originalImage.PixelHeight, 1);
}
