static void Main()
{
try
{
// In native ITK, images are templated over the pixel type
// and number of dimensions. Templates are not supported by
// the CLR, so therefore the creation of images with
// ManagedITK is somewhat different. The wrapping process
// creates two types of images: a number of explicit types
// for various template combinations, and a wrapper type.
// In this example we use an explicit type.
// Create an image using an explicit type
// Note: "UC2" stands for itk::Image< unsigned char, 2 >.
itkImageBase image = itkImage_UC2.New();
// Create some image information
itkSize size = new itkSize(128, 128);
itkSpacing spacing = new itkSpacing(1.0, 1.0);
itkIndex index = new itkIndex(0, 0);
itkPoint origin = new itkPoint(0.0, 0.0);
itkImageRegion region = new itkImageRegion(size, index);
// Set the information
// Note: we must call SetRegions() *before* calling Allocate().
image.SetRegions(region);
image.Allocate();
image.Spacing = spacing;
image.Origin = origin;
// Fill the image with gray (ie. 128)
image.FillBuffer(128);
// Test a pixel value
itkPixel pixel = image.GetPixel(index);
// Display some image information
Console.WriteLine(String.Format("Image{0}={1}",index, pixel));
Console.WriteLine(String.Format("PixelType={0}",image.PixelType));
Console.WriteLine(String.Format("Dimension={0}",image.Dimension));
Console.WriteLine(String.Format("Size={0}",image.Size));
Console.WriteLine(String.Format("Spacing={0}",image.Spacing));
Console.WriteLine(String.Format("Origin={0}",image.Origin));
Console.WriteLine("======================================");
Console.WriteLine("Image.ToString():");
Console.WriteLine(image);
// Dispose of the image
// Note: the image will be automatically disposed when it goes
// out of scope, however it is good practice to dispose of
// objects when they are no longer required.
image.Dispose();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
} // end main
static void Main(string[] args)
{
try
{
// Create a managed array to import
const Int32 Width = 256;
const Int32 Height = 256;
List<float> list = new List<float>(Width * Height);
for (int j = 0; j < Height; j++)
{
for (int i = 0; i < Width; i++)
{
if (i == j)
list.Add(Convert.ToSingle(i));
else
list.Add(0.0F);
}
}
// Pin the managed array for use with unmanaged code
float[] array = list.ToArray();
GCHandle handle = GCHandle.Alloc(array, GCHandleType.Pinned);
// Setup for import
itkImportImageFilter_F2 importer = itkImportImageFilter_F2.New();
itkSize size = new itkSize(Width, Height);
itkIndex index = new itkIndex(0, 0);
importer.Region = new itkImageRegion(size, index);
importer.Spacing = new itkSpacing(1.0, 1.0);
importer.Origin = new itkPoint(0.0, 0.0);
importer.SetImportPointer(handle.AddrOfPinnedObject(), (uint)list.Count, false);
// Perform import
itkImageBase output = itkImage_F2.New();
importer.UpdateLargestPossibleRegion();
importer.GetOutput(output);
output.Write(args[0]);
// Display some image information
Console.WriteLine(String.Format("{0}", output));
// Cleanup
output.Dispose();
importer.Dispose();
handle.Free();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
} // end main
/// <summary>
/// Create a managed ITK image from a given ClearCanvas image.
/// </summary>
/// <param name="image">The given grayscale image.</param>
public static itkImageBase CreateItkImage(GrayscaleImageGraphic image)
{
itkPixelType pixelType;
if (image.BitsPerPixel == 16)
{
if (image.IsSigned)
{
pixelType = itkPixelType.SS;
}
else
{
pixelType = itkPixelType.SS;// itkPixelType.US; there is no itkImage_US<dim>
}
}
else //if (image.BitsPerPixel == 8)
{
if (image.IsSigned)
{
pixelType = itkPixelType.UC;// itkPixelType.SC; threre is no itkImage_UC<dim>
}
else
{
pixelType = itkPixelType.UC;
}
}
itkImage itkImage = itkImage.New(pixelType, 2);
// Create some image information
itkSize size = new itkSize(image.Columns, image.Rows);
itkSpacing spacing = new itkSpacing(1.0, 1.0);
itkIndex index = new itkIndex(0, 0);
itkPoint origin = new itkPoint(0.0, 0.0);
itkImageRegion region = new itkImageRegion(size, index);
// Set the information
// Note: we must call SetRegions() *before* calling Allocate().
itkImage.SetRegions(region);
itkImage.Allocate();
itkImage.Spacing = spacing;
itkImage.Origin = origin;
//itkImage.BufferedRegion;
return(itkImage);
}
/// <summary>
/// Create a managed ITK image from a given ClearCanvas image.
/// </summary>
/// <param name="image">The given grayscale image.</param>
public static itkImageBase CreateItkImage(GrayscaleImageGraphic image)
{
itkPixelType pixelType;
if (image.BitsPerPixel == 16)
{
if (image.IsSigned)
{
pixelType = itkPixelType.SS;
}
else
{
pixelType = itkPixelType.SS;// itkPixelType.US; there is no itkImage_US<dim>
}
}
else //if (image.BitsPerPixel == 8)
{
if (image.IsSigned)
{
pixelType = itkPixelType.UC;// itkPixelType.SC; threre is no itkImage_UC<dim>
}
else
{
pixelType = itkPixelType.UC;
}
}
itkImage itkImage = itkImage.New(pixelType, 2);
// Create some image information
itkSize size = new itkSize(image.Columns, image.Rows);
itkSpacing spacing = new itkSpacing(1.0, 1.0);
itkIndex index = new itkIndex(0, 0);
itkPoint origin = new itkPoint(0.0, 0.0);
itkImageRegion region = new itkImageRegion(size, index);
// Set the information
// Note: we must call SetRegions() *before* calling Allocate().
itkImage.SetRegions(region);
itkImage.Allocate();
itkImage.Spacing = spacing;
itkImage.Origin = origin;
//itkImage.BufferedRegion;
return itkImage;
}
