public override DICOMImage Parse()
{
// Read the pixel data from the image, frame 0
IPixelData pixelData = PixelDataFactory.Create(image.PixelData, 0);
// Get the pixels from the pixel data
ushort[] pixels = ((GrayscalePixelDataU16)pixelData).Data;
// Get the multiplier
int min = image.PixelData.BitDepth.MinimumValue;
int max = image.PixelData.BitDepth.MaximumValue;
if (min != 0)
{
throw new FormatException("Error in the minimum value of the pixel data");
}
float multiplier = ushort.MaxValue / max;
// Apply the multiplier to the pixels
for (int i = 0; i < pixels.Length; i++)
{
pixels[i] = (ushort)(pixels[i] * multiplier);
}
return(DICOMImage.FromData(image.Width, image.Height, pixels));
}
protected ImageAnalyser(DICOMImage image)
{
this.image = image;
// Init some "constants"
Init();
}
/// <summary>
/// Gets the values of the pixels at the given positions
/// </summary>
/// <param name="image">The image to get the pixels from</param>
/// <returns>An array containing the pixel values</returns>
public ushort[] GetPixels(DICOMImage image)
{
Point[] pixels = BresenhamLine.GetLine(start, end);
List <ushort> pixelValues = new List <ushort>();
foreach (Point pixel in pixels)
{
pixelValues.Add(image.GetPixel(pixel));
}
return(pixelValues.ToArray());
}
static void Main(string[] args)
{
Console.WriteLine("Read DICOM image file");
Stopwatch sw = new Stopwatch();
sw.Start();
ImageParser parser = new DICOMParser(filename);
DICOMImage image = parser.Parse();
sw.Stop();
Console.WriteLine("\n" + sw.ElapsedMilliseconds + " ms");
sw.Reset();
Console.WriteLine("Start Phantom detection");
sw.Start();
ImageAnalyser analyser = new PIX13Analyser(image);
analyser.AnalyseImage();
//analyser.IsCorrectPhantom();
sw.Stop();
Console.WriteLine(sw.ElapsedMilliseconds + " ms");
sw.Reset();
Console.WriteLine("Writing output image");
sw.Start();
//image.AddMarking(new CircleMarking(Color.FromArgb(255, 0, 0), new Point(100, 100), 30));
image.SaveImage(filename, ImageFormat.PNG);
sw.Stop();
Console.WriteLine("\n" + sw.ElapsedMilliseconds + " ms");
Console.WriteLine("Done!");
Console.ReadKey();
}
public override DICOMImage Parse()
{
ReadData();
return(DICOMImage.FromData(width, height, pixelData));
}
public PIX13Analyser(DICOMImage image) : base(image)
{
}
