public void CreateGroupLengthDataset(UInt32 groupLengthTag)
{
UInt32 grLen = 0;
foreach (DataElement dataElement in DataElements)
{
if (dataElement.Length != 0xFFFFFFFFU)
{
grLen += dataElement.Length + 8;
}
else
{
grLen += 12;
}
}
var de = new DataElement();
de.DataTag = groupLengthTag;
de.Length = 4;
de.DataValue = BitConverter.GetBytes(grLen);
DataElements.Insert(0, de);
}
public byte[] Parse(byte[] byteBuff, UInt16 off)
{
if (byteBuff == null) throw new ArgumentNullException("byteBuff");
try
{
UInt32 pos;
PresentationContextID = byteBuff[off];
MessageControlHeader = byteBuff[off + 1];
pos = (UInt32)off + 2;
while ((pos < Length))
{
if (pos > Length + off - 8)
{
break;
}
UInt32 key = (UInt32)((BitConverter.ToUInt16(byteBuff, (int)pos)) << 16) +
BitConverter.ToUInt16(byteBuff, (int)pos + 2);
UInt32 Len;
try
{
Len = BitConverter.ToUInt32(byteBuff, (int)pos + 4);
}
catch (Exception)
{
Len = 0;
}
var de = new DataElement();
Debug.WriteLine(key.ToString("X8"));
if (key.Equals(0xFFFEE0DDU) || key.Equals(0xFFFEE00DU) || key.Equals(0xFFFEE000U) ||
(Len == 0xFFFFFFFFU))
{
pos += 8;
//if (Len == 0xFFFFFFFFU) DataElementHashTable.Add(key, null);
de = new DataElement(key, 0);
DataElements.Add(de);
continue;
}
if (Len > 0)
{
if (pos + Len + 8 > Length + off)
{
break;
}
var dataValue = new byte[Len];
Array.Copy(byteBuff, pos + 8, dataValue, 0, Len);
if (Len > 7)
{
if (BitConverter.ToUInt32(dataValue,0) == 0xe000fffeuL)
{
Len = 0;
if(!DataElementHashTable.ContainsKey(key)) DataElementHashTable.Add(key, null );
de = new DataElement(key, Len );
DataElements.Add(de);
}
else
{
if (!DataElementHashTable.ContainsKey(key)) DataElementHashTable.Add(key, dataValue);
de = new DataElement(key, dataValue);
DataElements.Add(de);
}
}
else
{
if (!DataElementHashTable.ContainsKey(key)) DataElementHashTable.Add(key, dataValue);
de = new DataElement(key, dataValue);
DataElements.Add(de);
}
}
else
{
Len = 0;
if (!DataElementHashTable.ContainsKey(key)) DataElementHashTable.Add(key, null);
de = new DataElement(key, 0);
DataElements.Add(de);
}
pos += Len + 8;
}
if (pos == Length + off)
{
return null;
}
else
{
var tmp = new byte[Length + off - pos];
Array.Copy(byteBuff, pos, tmp, 0, Length + off - pos);
return tmp;
}
}
catch (Exception exception)
{
throw exception;
}
}
public void AddDelimiterDataSet(UInt32 tag)
{
var tagTmp = new DataElement(tag,(UInt32 ) 0xFFFFFFFFU);
DataElements.Add(tagTmp);
}
public void AddZeroLenDataSet(UInt32 tag)
{
var tagTmp = new DataElement(tag,(UInt32)0);
DataElements.Add(tagTmp);
}
public void AddDataSet(UInt16 iData, UInt32 dataTag)
{
var tagTmp = new DataElement();
tagTmp.DataTag = dataTag;
tagTmp.DataValue = BitConverter.GetBytes(Convert.ToUInt16(iData));
tagTmp.Length = 2;
DataElements.Add(tagTmp);
}
//Public Overloads Sub AddDataSet(ByVal sData As String, ByVal TagGroup As UInt16, ByVal TagElement As UInt16)
// Dim TagTmp As New DataElement
// TagTmp.DataTag = (TagGroup << 16) + TagElement
// If Not String.IsNullOrEmpty(sData) Then
// If sData.Length Mod 2 = 1 Then
// sData = sData & " "
// End If
// TagTmp.DataValue = Encoding.ASCII.GetBytes(sData)
// TagTmp.Length = sData.Length
// Else
// TagTmp.Length = 0
// End If
// DataElements.Add(TagTmp)
//End Sub
public void AddDataSet(string sData, UInt32 dataTag)
{
var tagTmp = new DataElement();
tagTmp.DataTag = dataTag;
if (!string.IsNullOrEmpty(sData))
{
if (sData.Length%2 == 1)
{
sData = sData + " ";
}
tagTmp.DataValue = Encoding.ASCII.GetBytes(sData);
tagTmp.Length = (UInt32) sData.Length;
}
else
{
tagTmp.Length = 0;
}
DataElements.Add(tagTmp);
}
Int16 SetImageBox()
{
UnparsePDU u;
var buff = new byte[0];
try
{
var nSet = new N_SET();
ImageBoxInstanceUID = Ultility.CreateInstanceUID(ImageBoxInstance);
DataElement dataElement = new DataElement(DICOMTag.ImageBoxPositionTag,BitConverter.GetBytes( 1));
FileMetaFormat fs = new FileMetaFormat() ;
string DCMPath=@"C:\x.dcm";
nSet.NSETRequestCommand(_stream, _presentationContextID, SOP.BasicGrayScaleImageSOPClassUID, bMessageID,
ImageBoxInstanceUID, fs.ReadDCMFile(DCMPath));
u = new UnparsePDU(_stream, buff);
if (u.PDUType.Equals(4))
{
var parsedPDU = new PDataTFPDU(u);
string nsetRespondstring = nSet.NSETRespondParse(parsedPDU);
if (!nsetRespondstring.Contains("FAILURE"))
{
Int16 retstatus = Convert.ToInt16(parsedPDU.PDVContent.DataElementHashTable[DICOMTag.StatusTag]);
_logger.Info("NCREATE RESPOND SUCCESS!");
if (!Convert.ToInt16(parsedPDU.PDVContent.DataElementHashTable[DICOMTag.DataSetTypeTag]).Equals(
CommandFieldConst.NoDataSet))
{
u = new UnparsePDU(_stream, buff);
}
}
}
}
catch (Exception ex)
{
_logger.FatalException("Exception", ex);
}
}
// (0x20100000,UL,0x000000AA) #
//(0x20100010,ST,"STANDARD\1,1") # Image Display Format
//(0x20100050,CS,"8INX10IN") # Film Size ID
//(0x20100100,CS,"BLACK ") # Border Density
//(0x20100150,ST,"128 ") # Configuration Information
//(0x20100500,SQ,
//# Item Number 1
//# (0xFFFEE000, UNDEFINED) # ItemIntroducer
// >(0x00081150,UI,"1.2.840.10008.5.1.1.1") # Referenced SOP Class UID
// >(0x00081155,UI,"1.2.826.0.1.3680043.2.1211.9.1") # Referenced SOP Instance UID
//# (0xFFFEE00D, 0) # ItemDelimiter
//# (0xFFFEE0DD, 0) # SequenceDelimiter
//) # Referenced Film Session Sequence with length of: 0
private Int16 CreateBasicFilmBox(UInt16 row,UInt16 col)
{
UnparsePDU u;
var buff = new byte[0];
try
{
var ncreate = new N_CREATE();
var listAttributes = new List<DataElement>();
DataElement dataElement;
ImageDisplayFormat = String.Concat(@"STANDARD\",row.ToString( "D"),col.ToString( "D"));
if ((ImageDisplayFormat.Length%2) != 0) ImageDisplayFormat += ' ';
dataElement = new DataElement(DICOMTag.ImageDisplayFormatTag,
Encoding.ASCII.GetBytes(ImageDisplayFormat));
listAttributes.Add(dataElement);
dataElement = new DataElement(DICOMTag.FilmOrientationTag, Encoding.ASCII.GetBytes(FilmOrientation));
listAttributes.Add(dataElement);
dataElement = new DataElement(DICOMTag. FilmSizeIDTag , Encoding.ASCII.GetBytes(FilmSizeID));
listAttributes.Add(dataElement);
//reference film session
dataElement = new DataElement(DICOMTag.ReferencedFilmSessionSequenceTag, 0xFFFFFFFFU);
listAttributes.Add(dataElement);
dataElement = new DataElement(DICOMTag.ItemIntroducerTag , 0xFFFFFFFFU);
listAttributes.Add(dataElement);
dataElement = new DataElement(DICOMTag.ReferencedSOPClassUIDTag, Encoding.ASCII.GetBytes(SOP.BasicFilmSessionSOPClassUID));
listAttributes.Add(dataElement);
dataElement = new DataElement(DICOMTag.ReferencedSOPInstanceUIDTag , Encoding.ASCII.GetBytes(FilmSessionInstanceUID ));
listAttributes.Add(dataElement);
FilmBoxInstanceUID = Ultility.CreateInstanceUID(FilmBoxInstance);
ncreate.NCREATERequestCommand(_stream, _presentationContextID, SOP.BasicFilmBoxSOPClassUID,
bMessageID, FilmBoxInstanceUID, listAttributes);
u = new UnparsePDU(_stream, buff);
if (u.PDUType.Equals(4))
{
var parsedPDU = new PDataTFPDU(u);
string ncreateRespondstring = ncreate.NCREATERespondParse(parsedPDU);
if (!ncreateRespondstring.Contains("FAILURE"))
{
Int16 retstatus = Convert.ToInt16(parsedPDU.PDVContent.DataElementHashTable[DICOMTag.StatusTag]);
_logger.Info("NCREATE RESPOND SUCCESS!");
if (!Convert.ToInt16(parsedPDU.PDVContent.DataElementHashTable[DICOMTag.DataSetTypeTag]).Equals(
CommandFieldConst.NoDataSet))
{
u = new UnparsePDU(_stream, buff);
}
}
}
}
catch (Exception ex)
{
_logger.FatalException("Exception", ex);
}
return 0;
}
private Int16 CreateFilmSession(UInt16 NoOfCopies)
{
UnparsePDU u;
var buff = new byte[0];
try
{
FilmSessionInstance = new object();
var ncreate = new N_CREATE();
var listAttributes = new List<DataElement>();
var dataElement = new DataElement(DICOMTag.NumberOfCopiesTag,
Encoding.ASCII.GetBytes(NoOfCopies.ToString("D2")));
listAttributes.Add(dataElement);
FilmSessionInstanceUID = Ultility.CreateInstanceUID(FilmSessionInstance);
ncreate.NCREATERequestCommand(_stream, _presentationContextID, SOP.BasicFilmSessionSOPClassUID,
bMessageID,FilmSessionInstanceUID , listAttributes);
u = new UnparsePDU(_stream, buff);
if (u.PDUType.Equals(4))
{
var parsedPDU = new PDataTFPDU(u);
string ncreateRespondstring = ncreate.NCREATERespondParse(parsedPDU);
if (!ncreateRespondstring.Contains("FAILURE"))
{
Int16 retstatus = Convert.ToInt16(parsedPDU.PDVContent.DataElementHashTable[DICOMTag.StatusTag]);
_logger.Info("NCREATE RESPOND SUCCESS!");
if (
!Convert.ToInt16(parsedPDU.PDVContent.DataElementHashTable[DICOMTag.DataSetTypeTag]).Equals(
CommandFieldConst.NoDataSet))
{
u = new UnparsePDU(_stream, buff);
}
}
}
}
catch (Exception ex)
{
_logger.FatalException("Exception", ex);
}
return 0;
}
