Example #1
0
 /**Returns the unsorted files list in the given directory. This list is not filtered
  * (that means that the list may have non-dicom files) nor sorted.*/
 private gdcm.FilenamesType GetUnsortedFilenameList(string path)
 {
     gdcm.Directory dir = new gdcm.Directory();
     dir.Load(path);
     gdcm.FilenamesType unsortedFiles = dir.GetFilenames();
     return(unsortedFiles);
 }
  public static int Main(string[] args)
    {
    string directory = args[0];
    gdcm.Directory dir = new gdcm.Directory();
    uint nfiles = dir.Load(directory);
    //System.Console.WriteLine(dir.toString());
    gdcm.FilenamesType filenames = dir.GetFilenames();

    Image image = new Image();
    image.SetNumberOfDimensions( 3 ); // important for now
    DataElement pixeldata = new DataElement( new gdcm.Tag(0x7fe0,0x0010) );

    // Create a new SequenceOfFragments C++ object, store it as a SmartPointer :
    SmartPtrFrag sq = SequenceOfFragments.New();

    // Yeah, the file are not garantee to be in order, please adapt...
    for(uint i = 0; i < nfiles; ++i)
      {
      System.Console.WriteLine( filenames[(int)i] );
      string file = filenames[(int)i];
      System.IO.FileStream infile =
        new System.IO.FileStream(file, System.IO.FileMode.Open, System.IO.FileAccess.Read);
      uint fsize = gdcm.PosixEmulation.FileSize(file);

      byte[] jstream  = new byte[fsize];
      infile.Read(jstream, 0 , jstream.Length);

      Fragment frag = new Fragment();
      frag.SetByteValue( jstream, new gdcm.VL( (uint)jstream.Length) );
      sq.AddFragment( frag );
      }

    // Pass by reference:
    pixeldata.SetValue( sq.__ref__() );

    // insert:
    image.SetDataElement( pixeldata );

    // JPEG use YBR to achieve better compression ratio by default (not RGB)
    // FIXME hardcoded:
    PhotometricInterpretation pi = new PhotometricInterpretation( PhotometricInterpretation.PIType.MONOCHROME2 );
    image.SetPhotometricInterpretation( pi );
    // FIXME hardcoded:
    PixelFormat pixeltype = new PixelFormat(1,8,8,7);
    image.SetPixelFormat( pixeltype );

    // FIXME hardcoded:
    image.SetTransferSyntax( new TransferSyntax( TransferSyntax.TSType.JPEGLosslessProcess14_1 ) );
    image.SetDimension(0, 512);
    image.SetDimension(1, 512);
    image.SetDimension(2, 355);

    // Decompress !
    byte[] decompressedData = new byte[(int)image.GetBufferLength()];
    image.GetBuffer(decompressedData);

    // Write out the decompressed bytes
    System.Console.WriteLine(image.toString());
    using (System.IO.Stream stream =
      System.IO.File.Open(@"/tmp/dd.raw",
        System.IO.FileMode.Create))
      {
      System.IO.BinaryWriter writer = new System.IO.BinaryWriter(stream);
      writer.Write(decompressedData);
      }


    return 0;
    }
    public static int Main(string[] args)
    {
        string directory = args[0];

        gdcm.Directory dir    = new gdcm.Directory();
        uint           nfiles = dir.Load(directory);

        //System.Console.WriteLine(dir.toString());
        gdcm.FilenamesType filenames = dir.GetFilenames();

        Image image = new Image();

        image.SetNumberOfDimensions(3); // important for now
        DataElement pixeldata = new DataElement(new gdcm.Tag(0x7fe0, 0x0010));

        // Create a new SequenceOfFragments C++ object, store it as a SmartPointer :
        SmartPtrFrag sq = SequenceOfFragments.New();

        // Yeah, the file are not garantee to be in order, please adapt...
        for (uint i = 0; i < nfiles; ++i)
        {
            System.Console.WriteLine(filenames[(int)i]);
            string file = filenames[(int)i];
            System.IO.FileStream infile =
                new System.IO.FileStream(file, System.IO.FileMode.Open, System.IO.FileAccess.Read);
            uint fsize = gdcm.PosixEmulation.FileSize(file);

            byte[] jstream = new byte[fsize];
            infile.Read(jstream, 0, jstream.Length);

            Fragment frag = new Fragment();
            frag.SetByteValue(jstream, new gdcm.VL((uint)jstream.Length));
            sq.AddFragment(frag);
        }

        // Pass by reference:
        pixeldata.SetValue(sq.__ref__());

        // insert:
        image.SetDataElement(pixeldata);

        // JPEG use YBR to achieve better compression ratio by default (not RGB)
        // FIXME hardcoded:
        PhotometricInterpretation pi = new PhotometricInterpretation(PhotometricInterpretation.PIType.MONOCHROME2);

        image.SetPhotometricInterpretation(pi);
        // FIXME hardcoded:
        PixelFormat pixeltype = new PixelFormat(1, 8, 8, 7);

        image.SetPixelFormat(pixeltype);

        // FIXME hardcoded:
        image.SetTransferSyntax(new TransferSyntax(TransferSyntax.TSType.JPEGLosslessProcess14_1));
        image.SetDimension(0, 512);
        image.SetDimension(1, 512);
        image.SetDimension(2, 355);

        // Decompress !
        byte[] decompressedData = new byte[(int)image.GetBufferLength()];
        image.GetBuffer(decompressedData);

        // Write out the decompressed bytes
        System.Console.WriteLine(image.toString());
        using (System.IO.Stream stream =
                   System.IO.File.Open(@"/tmp/dd.raw",
                                       System.IO.FileMode.Create))
        {
            System.IO.BinaryWriter writer = new System.IO.BinaryWriter(stream);
            writer.Write(decompressedData);
        }


        return(0);
    }