public static int Main(string[] args)
{
string filename = args[0];
// instanciate the reader:
gdcm.ImageReader reader = new gdcm.ImageReader();
reader.SetFileName( filename );
if (!reader.Read()) return 1;
Image ir = reader.GetImage();
uint[] dims = {0, 0, 0};
dims[0] = ir.GetDimension(0);
dims[1] = ir.GetDimension(1);
dims[2] = ir.GetDimension(2);
System.Console.WriteLine( "Dim:" + dims[0] );
System.Console.WriteLine( "Dim:" + dims[1] );
System.Console.WriteLine( "Dim:" + dims[2] );
// buffer to get the pixels
byte[] buffer = new byte[ ir.GetBufferLength()];
System.Console.WriteLine( "Dim:" + ir.GetBufferLength() );
ir.GetBuffer( buffer );
for (uint z = 0; z < dims[2]; z++)
{
for (uint y = 0; y < dims[1] / 2; y++) // only half Y
{
for (uint x = 0; x < dims[0] / 2; x++) // only half X
{
buffer[ (z * dims[1] + y) * dims[0] + x ] = 0; // works when pixel type == UINT8
}
}
}
DataElement pixeldata = new DataElement( new Tag(0x7fe0,0x0010) );
pixeldata.SetByteValue( buffer, new VL( (uint)buffer.Length ) );
ir.SetDataElement( pixeldata );
ir.SetTransferSyntax( new TransferSyntax( TransferSyntax.TSType.ExplicitVRLittleEndian ) );
ImageChangeTransferSyntax change = new ImageChangeTransferSyntax();
change.SetTransferSyntax( new TransferSyntax( TransferSyntax.TSType.JPEGLSLossless ) );
change.SetInput( ir );
if( !change.Change() )
{
System.Console.WriteLine( "Could not change: " + filename );
return 1;
}
ImageWriter writer = new ImageWriter();
writer.SetFileName( "out.dcm" );
writer.SetFile( reader.GetFile() );
writer.SetImage( change.GetOutput() );
bool ret = writer.Write();
if( !ret )
{
return 1;
}
return 0;
}
public static int Main(string[] args)
{
string filename = args[0];
// instanciate the reader:
gdcm.ImageReader reader = new gdcm.ImageReader();
reader.SetFileName(filename);
if (!reader.Read())
{
return(1);
}
Image ir = reader.GetImage();
uint[] dims = { 0, 0, 0 };
dims[0] = ir.GetDimension(0);
dims[1] = ir.GetDimension(1);
dims[2] = ir.GetDimension(2);
System.Console.WriteLine("Dim:" + dims[0]);
System.Console.WriteLine("Dim:" + dims[1]);
System.Console.WriteLine("Dim:" + dims[2]);
// buffer to get the pixels
byte[] buffer = new byte[ir.GetBufferLength()];
System.Console.WriteLine("Dim:" + ir.GetBufferLength());
ir.GetBuffer(buffer);
for (uint z = 0; z < dims[2]; z++)
{
for (uint y = 0; y < dims[1] / 2; y++) // only half Y
{
for (uint x = 0; x < dims[0] / 2; x++) // only half X
{
buffer[(z * dims[1] + y) * dims[0] + x] = 0; // works when pixel type == UINT8
}
}
}
DataElement pixeldata = new DataElement(new Tag(0x7fe0, 0x0010));
pixeldata.SetByteValue(buffer, new VL((uint)buffer.Length));
ir.SetDataElement(pixeldata);
ir.SetTransferSyntax(new TransferSyntax(TransferSyntax.TSType.ExplicitVRLittleEndian));
ImageChangeTransferSyntax change = new ImageChangeTransferSyntax();
change.SetTransferSyntax(new TransferSyntax(TransferSyntax.TSType.JPEGLSLossless));
change.SetInput(ir);
if (!change.Change())
{
System.Console.WriteLine("Could not change: " + filename);
return(1);
}
ImageWriter writer = new ImageWriter();
writer.SetFileName("out.dcm");
writer.SetFile(reader.GetFile());
writer.SetImage(change.GetOutput());
bool ret = writer.Write();
if (!ret)
{
return(1);
}
return(0);
}
