private void UpdateImageBox(DcmImageBox imageBox, String filename, int index)
{
//try
//{
var ff = new DicomFileFormat();
ff.Load(filename, DicomReadOptions.DefaultWithoutDeferredLoading);
if (ff.Dataset == null)
{
return;
}
ff.Dataset.ChangeTransferSyntax(DicomTransferSyntax.ImplicitVRLittleEndian, null);
var pixelData = new DcmPixelData(ff.Dataset);
var pi = PhotometricInterpretation.Lookup(pixelData.PhotometricInterpretation);
// Grayscale only printer?
if (pi.IsColor && _supportsColorPrinting == false)
{
pixelData.Unload();
return;
}
// Color only printer?
if (pi.IsColor == false && _supportsGrayscalePrinting == false)
{
pixelData.Unload();
return;
}
DicomUID imageBoxSOPClassUID;
DcmItemSequence seq;
var item = new DcmItemSequenceItem();
pixelData.UpdateDataset(item.Dataset);
if (pi.IsColor)
{
imageBoxSOPClassUID = DicomUID.BasicColorImageBoxSOPClass;
seq = new DcmItemSequence(DicomTags.BasicColorImageSequence);
}
else
{
imageBoxSOPClassUID = DicomUID.BasicGrayscaleImageBoxSOPClass;
seq = new DcmItemSequence(DicomTags.BasicGrayscaleImageSequence);
}
seq.AddSequenceItem(item);
imageBox.Dataset.AddItem(seq);
pixelData.Unload();
imageBox.UpdateImageBox(imageBoxSOPClassUID);
imageBox.ImageBoxPosition = (ushort)index;
//}
//catch (Exception)
//{
//}
}
protected override void AdditionalMembers(DcmDataset dataset)
{
dataset.AddElement(DicomTags.PatientsBirthDate);
dataset.AddElement(DicomTags.PatientsSex);
dataset.AddElement(DicomTags.PatientsAge);
dataset.AddElement(DicomTags.PatientsSize);
dataset.AddElement(DicomTags.PatientsWeight);
dataset.AddElement(DicomTags.MedicalAlerts);
dataset.AddElement(DicomTags.PregnancyStatus);
dataset.AddElement(DicomTags.Allergies); //*Contrast allergies??
dataset.AddElement(DicomTags.PatientComments);
dataset.AddElement(DicomTags.SpecialNeeds); //*
dataset.AddElement(DicomTags.PatientState); //*
dataset.AddElement(DicomTags.CurrentPatientLocation); //*
dataset.AddElement(DicomTags.InstitutionName);
dataset.AddElement(DicomTags.AdmissionID);
dataset.AddElement(DicomTags.AccessionNumber);
dataset.AddElement(DicomTags.ReferringPhysiciansName);
dataset.AddElement(DicomTags.AdmittingDiagnosesDescription);
dataset.AddElement(DicomTags.RequestingPhysician);
dataset.AddElement(DicomTags.StudyInstanceUID);
dataset.AddElement(DicomTags.RequestedProcedureDescription);
dataset.AddElement(DicomTags.RequestedProcedureID);
dataset.AddElement(DicomTags.ReasonForTheRequestedProcedure);
dataset.AddElement(DicomTags.RequestedProcedurePriority);
dataset.AddElement(DicomTags.StudyDate); //*
dataset.AddElement(DicomTags.StudyTime); //*
//DicomTags.RequestedProcedureCodeSequence
//DicomTags.ScheduledProtocolCodeSequence
DcmItemSequenceItem sps = new DcmItemSequenceItem();
sps.Dataset.AddElementWithValue(DicomTags.ScheduledStationAETitle, ScheduledStationAE);
sps.Dataset.AddElement(DicomTags.ScheduledProcedureStepStartDate);
sps.Dataset.GetDA(DicomTags.ScheduledProcedureStepStartDate).SetDateTimeRange(ScheduledProcedureStepStartDate);
sps.Dataset.AddElement(DicomTags.ScheduledProcedureStepStartTime);
sps.Dataset.GetTM(DicomTags.ScheduledProcedureStepStartTime).SetDateTimeRange(ScheduledProcedureStepStartTime);
sps.Dataset.AddElementWithValue(DicomTags.Modality, Modality);
sps.Dataset.AddElement(DicomTags.ScheduledPerformingPhysiciansName);
sps.Dataset.AddElement(DicomTags.ScheduledProcedureStepDescription);
sps.Dataset.AddElement(DicomTags.ScheduledProcedureStepLocation);
sps.Dataset.AddElement(DicomTags.ScheduledProcedureStepID);
DcmItemSequence sq = new DcmItemSequence(DicomTags.ScheduledProcedureStepSequence);
sq.AddSequenceItem(sps);
dataset.AddItem(sq);
}
private void LoadDataset(DcmDataset ds, Collection <Node> parent)
{
if (ds == null)
{
return;
}
foreach (DcmItem di in ds.Elements)
{
Image icon = LoadTreeViewAdvResourceImage("Leaf", di.VR.VR, Color.Blue);
DicomNode dn = new DicomNode(icon, di);
parent.Add(dn);
if (di is DcmItemSequence)
{
dn.Icon = LoadTreeViewAdvResourceImage("FolderClosed", "SQ", Color.Blue);
DcmItemSequence sq = di as DcmItemSequence;
foreach (DcmItemSequenceItem item in sq.SequenceItems)
{
icon = LoadTreeViewAdvResourceImage("Folder", "", Color.Black);
DicomTagNode din = new DicomTagNode(icon, DicomTags.Item, item.StreamLength);
dn.Nodes.Add(din);
LoadDataset(item.Dataset, din.Nodes);
if (item.StreamLength == 0xffffffff)
{
icon = LoadTreeViewAdvResourceImage("FolderClosed", "", Color.Black);
din.Nodes.Add(new DicomTagNode(icon, DicomTags.ItemDelimitationItem, 0));
}
}
if (sq.StreamLength == 0xffffffff)
{
icon = LoadTreeViewAdvResourceImage("FolderClosed", "", Color.Black);
dn.Nodes.Add(new DicomTagNode(icon, DicomTags.SequenceDelimitationItem, 0));
}
}
}
}
public override void FromDataset(DcmDataset dataset)
{
//dataset.Dump();
_dataset = dataset;
dataset.LoadDicomFields(this);
if (dataset.Contains(DicomTags.ScheduledProcedureStepSequence))
{
DcmItemSequence sq = dataset.GetSQ(DicomTags.ScheduledProcedureStepSequence);
if (sq.SequenceItems.Count > 0)
{
DcmItemSequenceItem sps = sq.SequenceItems[0];
Modality = sps.Dataset.GetString(DicomTags.Modality, String.Empty);
ScheduledStationAETitle = sps.Dataset.GetString(DicomTags.ScheduledStationAETitle, String.Empty);
ScheduledProcedureStartDate = sps.Dataset.GetDateTime(DicomTags.ScheduledProcedureStepStartDate, 0, DateTime.MinValue);
ScheduledProcedureStartTime = sps.Dataset.GetDateTime(DicomTags.ScheduledProcedureStepStartTime, 0, DateTime.MinValue);
ScheduledPerformingPhysicianName = sps.Dataset.GetString(DicomTags.ScheduledPerformingPhysiciansName, String.Empty);
ScheduledProcedureStepDescription = sps.Dataset.GetString(DicomTags.ScheduledProcedureStepDescription, String.Empty);
ScheduledProcedureStepID = sps.Dataset.GetString(DicomTags.ScheduledProcedureStepID, String.Empty);
ScheduledProcedureStepLocation = sps.Dataset.GetString(DicomTags.ScheduledProcedureStepLocation, String.Empty);
}
}
}
/// <summary>
/// Read dataset from stream
/// </summary>
/// <param name="stopAtTag">End parsing at this tag</param>
/// <param name="options">DICOM read options</param>
/// <returns>Status code</returns>
public DicomReadStatus Read(DicomTag stopAtTag, DicomReadOptions options)
{
// Counters:
// _remain - bytes remaining in stream
// _bytes - estimates bytes to end of dataset
// _read - number of bytes read from stream
try {
_need = 0;
_remain = _stream.Length - _stream.Position;
while (_remain > 0)
{
DicomReadStatus status = ParseTag(stopAtTag, options);
if (status == DicomReadStatus.SuccessEndRead)
{
return(DicomReadStatus.Success);
}
if (status != DicomReadStatus.Success)
{
return(status);
}
status = ParseVR(options);
if (status != DicomReadStatus.Success)
{
return(status);
}
status = ParseLength(options);
if (status != DicomReadStatus.Success)
{
return(status);
}
if (_tag.IsPrivate)
{
if (_tag.Element != 0x0000 && _tag.Element <= 0x00ff)
{
// handle UN private creator id
if (_vr != DicomVR.LO && Flags.IsSet(options, DicomReadOptions.ForcePrivateCreatorToLO))
{
Dicom.Debug.Log.Warn("Converting Private Creator VR from '{0}' to 'LO'", _vr.VR);
_vr = DicomVR.LO;
}
}
}
if (_vr == DicomVR.UN && _syntax.IsExplicitVR && Flags.IsSet(options, DicomReadOptions.UseDictionaryForExplicitUN))
{
_vr = _tag.Entry.DefaultVR;
}
if (_fragment != null)
{
status = InsertFragmentItem(options);
if (status != DicomReadStatus.Success)
{
return(status);
}
}
else if (_sqs.Count > 0 &&
(_tag == DicomTags.Item ||
_tag == DicomTags.ItemDelimitationItem ||
_tag == DicomTags.SequenceDelimitationItem))
{
status = InsertSequenceItem(options);
if (status != DicomReadStatus.Success)
{
return(status);
}
}
else
{
if (_sqs.Count > 0)
{
DcmItemSequence sq = _sqs.Peek();
if (sq.StreamLength != UndefinedLength)
{
long end = sq.StreamPosition + 8 + sq.StreamLength;
if (_syntax.IsExplicitVR)
{
end += 2 + 2;
}
if ((_stream.Position - _offset) >= end)
{
if (_sds.Count == _sqs.Count)
{
_sds.Pop();
}
_sqs.Pop();
}
}
}
if (_len == UndefinedLength)
{
if (_vr == DicomVR.SQ)
{
DcmItemSequence sq = new DcmItemSequence(_tag, _pos, _len, _endian);
InsertDatasetItem(sq, options);
_sqs.Push(sq);
}
else
{
_fragment = new DcmFragmentSequence(_tag, _vr, _pos, _endian);
InsertDatasetItem(_fragment, options);
}
}
else
{
if (_vr == DicomVR.SQ)
{
DcmItemSequence sq = new DcmItemSequence(_tag, _pos, _len, _endian);
InsertDatasetItem(sq, options);
_sqs.Push(sq);
}
else
{
if (_len > _remain)
{
return(NeedMoreData(_len));
}
DcmElement elem = DcmElement.Create(_tag, _vr, _pos, _endian, CurrentBuffer(options));
_remain -= _len;
_read += _len;
InsertDatasetItem(elem, options);
}
}
}
_tag = null;
_vr = null;
_len = UndefinedLength;
}
return(DicomReadStatus.Success);
}
catch (EndOfStreamException) {
// should never happen
return(DicomReadStatus.UnknownError);
}
}
/// <summary>
/// Write dataset to stream
/// </summary>
/// <param name="dataset">Dataset</param>
/// <param name="options">DICOM write options</param>
/// <returns>Status code</returns>
public DicomWriteStatus Write(DcmDataset dataset, DicomWriteOptions options)
{
TransferSyntax = dataset.InternalTransferSyntax;
dataset.SelectByteOrder(_syntax.Endian);
foreach (DcmItem item in dataset.Elements)
{
if (item.Tag.Element == 0x0000)
{
continue;
}
if (Flags.IsSet(options, DicomWriteOptions.CalculateGroupLengths) &&
item.Tag.Group != _group && item.Tag.Group <= 0x7fe0)
{
_group = item.Tag.Group;
_writer.Write((ushort)_group);
_writer.Write((ushort)0x0000);
if (_syntax.IsExplicitVR)
{
_writer.Write((byte)'U');
_writer.Write((byte)'L');
_writer.Write((ushort)4);
}
else
{
_writer.Write((uint)4);
}
_writer.Write((uint)dataset.CalculateGroupWriteLength(_group, _syntax, options));
}
_writer.Write((ushort)item.Tag.Group);
_writer.Write((ushort)item.Tag.Element);
if (_syntax.IsExplicitVR)
{
_writer.Write((byte)item.VR.VR[0]);
_writer.Write((byte)item.VR.VR[1]);
}
if (item is DcmItemSequence)
{
DcmItemSequence sq = item as DcmItemSequence;
if (_syntax.IsExplicitVR)
{
_writer.Write((ushort)0x0000);
}
if (Flags.IsSet(options, DicomWriteOptions.ExplicitLengthSequence) || (item.Tag.IsPrivate && !_syntax.IsExplicitVR))
{
int hl = _syntax.IsExplicitVR ? 12 : 8;
_writer.Write((uint)sq.CalculateWriteLength(_syntax, options & ~DicomWriteOptions.CalculateGroupLengths) - (uint)hl);
}
else
{
_writer.Write((uint)UndefinedLength);
}
foreach (DcmItemSequenceItem ids in sq.SequenceItems)
{
ids.Dataset.ChangeTransferSyntax(dataset.InternalTransferSyntax, null);
_writer.Write((ushort)DicomTags.Item.Group);
_writer.Write((ushort)DicomTags.Item.Element);
if (Flags.IsSet(options, DicomWriteOptions.ExplicitLengthSequenceItem))
{
_writer.Write((uint)ids.CalculateWriteLength(_syntax, options & ~DicomWriteOptions.CalculateGroupLengths) - (uint)8);
}
else
{
_writer.Write((uint)UndefinedLength);
}
Write(ids.Dataset, options & ~DicomWriteOptions.CalculateGroupLengths);
if (!Flags.IsSet(options, DicomWriteOptions.ExplicitLengthSequenceItem))
{
_writer.Write((ushort)DicomTags.ItemDelimitationItem.Group);
_writer.Write((ushort)DicomTags.ItemDelimitationItem.Element);
_writer.Write((uint)0x00000000);
}
}
if (!Flags.IsSet(options, DicomWriteOptions.ExplicitLengthSequence) && !(item.Tag.IsPrivate && !_syntax.IsExplicitVR))
{
_writer.Write((ushort)DicomTags.SequenceDelimitationItem.Group);
_writer.Write((ushort)DicomTags.SequenceDelimitationItem.Element);
_writer.Write((uint)0x00000000);
}
}
else if (item is DcmFragmentSequence)
{
DcmFragmentSequence fs = item as DcmFragmentSequence;
if (_syntax.IsExplicitVR)
{
_writer.Write((ushort)0x0000);
}
_writer.Write((uint)UndefinedLength);
_writer.Write((ushort)DicomTags.Item.Group);
_writer.Write((ushort)DicomTags.Item.Element);
if (Flags.IsSet(options, DicomWriteOptions.WriteFragmentOffsetTable) && fs.HasOffsetTable)
{
_writer.Write((uint)fs.OffsetTableBuffer.Length);
fs.OffsetTableBuffer.CopyTo(_writer.BaseStream);
}
else
{
_writer.Write((uint)0x00000000);
}
foreach (ByteBuffer bb in fs.Fragments)
{
_writer.Write((ushort)DicomTags.Item.Group);
_writer.Write((ushort)DicomTags.Item.Element);
_writer.Write((uint)bb.Length);
bb.CopyTo(_writer.BaseStream);
}
_writer.Write((ushort)DicomTags.SequenceDelimitationItem.Group);
_writer.Write((ushort)DicomTags.SequenceDelimitationItem.Element);
_writer.Write((uint)0x00000000);
}
else
{
DcmElement de = item as DcmElement;
if (_syntax.IsExplicitVR)
{
if (de.VR.Is16BitLengthField)
{
_writer.Write((ushort)de.Length);
}
else
{
_writer.Write((ushort)0x0000);
_writer.Write((uint)de.Length);
}
}
else
{
_writer.Write((uint)de.Length);
}
de.ByteBuffer.CopyTo(_writer.BaseStream);
}
}
return(DicomWriteStatus.Success);
}
protected override void OnReceiveNGetRequest(byte presentationID, ushort messageID,
DicomUID requestedClass, DicomUID requestedInstance, DicomTag[] attributes)
{
if (requestedClass == DicomUID.PrinterSOPClass && requestedInstance == DicomUID.PrinterSOPInstance)
{
DcmDataset ds = new DcmDataset(DicomTransferSyntax.ImplicitVRLittleEndian);
ds.AddElementWithValue(DicomTags.PrinterStatus, "NORMAL");
ds.AddElementWithValue(DicomTags.PrinterStatus, "NORMAL");
ds.AddElementWithValue(DicomTags.PrinterName, _config.PrinterName);
ds.AddElementWithValue(DicomTags.Manufacturer, "N/A");
ds.AddElementWithValue(DicomTags.ManufacturersModelName, "N/A");
ds.AddElementWithValue(DicomTags.DeviceSerialNumber, "N/A");
ds.AddElementWithValue(DicomTags.SoftwareVersions, "N/A");
ds.SetDateTime(DicomTags.DateOfLastCalibration, DicomTags.TimeOfLastCalibration, DateTime.Now);
SendNGetResponse(presentationID, messageID, requestedClass, requestedInstance, ds, DcmStatus.Success);
return;
}
if (requestedClass == DicomUID.PrintJobSOPClass)
{
DcmPrintJob job = null;
foreach (DcmPrintJob pj in _jobs)
{
if (pj.SOPInstanceUID == requestedInstance)
{
job = pj;
break;
}
}
if (job == null)
{
job = new DcmPrintJob(requestedInstance);
job.ExecutionStatus = "DONE";
job.CreationDateTime = DateTime.Today;
job.PrintPriority = _session.PrintPriority;
job.PrinterName = _config.PrinterName;
job.Originator = Associate.CallingAE;
}
SendNGetResponse(presentationID, messageID, requestedClass, requestedInstance, job.Dataset, DcmStatus.Success);
return;
}
if (requestedClass == DicomUID.PrinterConfigurationRetrievalSOPClass && requestedInstance == DicomUID.PrinterConfigurationRetrievalSOPInstance)
{
DcmDataset ds = new DcmDataset(DicomTransferSyntax.ImplicitVRLittleEndian);
DcmDataset config = new DcmDataset(DicomTransferSyntax.ImplicitVRLittleEndian);
DcmItemSequence sq = new DcmItemSequence(DicomTags.PrinterConfigurationSequence);
sq.AddSequenceItem(config);
ds.AddItem(sq);
SendNGetResponse(presentationID, messageID, requestedClass, requestedInstance, ds, DcmStatus.Success);
return;
}
SendAbort(DcmAbortSource.ServiceProvider, DcmAbortReason.NotSpecified);
}
protected override void OnReceiveNCreateResponse(byte presentationID, ushort messageIdRespondedTo, DicomUID affectedClass, DicomUID affectedInstance,
DcmDataset dataset, DcmStatus status)
{
if (_filmSession != null)
{
if (affectedClass == DicomUID.BasicFilmSessionSOPClass)
{
if (status == DcmStatus.Success)
{
int filmBoxesCount = CalculateRequiredImageBoxes();
if (filmBoxesCount == 0)
{
SendReleaseRequest();
return;
}
for (int i = 0; i < filmBoxesCount; i++)
{
DicomUID uid = DicomUID.Generate();
DcmDataset filmBoxDataset = new DcmDataset(DicomTransferSyntax.ImplicitVRLittleEndian);
DcmFilmBox filmBox = _filmSession.CreateFilmBox(uid, filmBoxDataset.Clone());
filmBox.AnnotationDisplayFormatID = _annotationDisplayFormatID;
filmBox.BorderDensity = _borderDensity;
filmBox.ConfigurationInformation = _configurationInformation;
filmBox.EmptyImageDensity = _emptyImageDensity;
filmBox.FilmOrientation = _filmOrientation;
filmBox.FilmSizeID = _filmSizeID;
filmBox.Illumination = _illumination;
filmBox.ImageDisplayFormat = _imageDisplayFormat;
filmBox.MagnificationType = _magnificationType;
filmBox.MaxDensity = _maxDensity;
filmBox.MinDensity = _minDensity;
filmBox.ReflectedAmbientLight = _reflectedAmbientLight;
filmBox.RequestedResolutionID = _requestedResolutionID;
filmBox.SmoothingType = _smoothingType;
filmBox.Trim = _trim;
byte pcid = Associate.FindAbstractSyntax(DicomUID.BasicGrayscalePrintManagementMetaSOPClass);
SendNCreateRequest(pcid, NextMessageID(), DicomUID.BasicFilmBoxSOPClass, filmBox.SOPInstanceUID, filmBox.Dataset);
}
return;
}
}
if (affectedClass == DicomUID.BasicFilmBoxSOPClass)
{
if (status == DcmStatus.Success)
{
DcmFilmBox filmBox = _filmSession.FindFilmBox(affectedInstance);
int filmBoxIndex = _filmSession.BasicFilmBoxes.IndexOf(filmBox);
if (filmBox != null)
{
DcmItemSequence referencedImageBoxSequenceList = null;
referencedImageBoxSequenceList = dataset.GetSQ(DicomTags.ReferencedImageBoxSequence);
if (referencedImageBoxSequenceList != null)
{
foreach (DcmItemSequenceItem item in referencedImageBoxSequenceList.SequenceItems)
{
DicomUID referencedSOPInstanceUID = item.Dataset.GetUID(DicomTags.ReferencedSOPInstanceUID);
if (referencedSOPInstanceUID != null)
{
DcmImageBox imageBox = new DcmImageBox(filmBox, DcmImageBox.GraySOPClassUID, referencedSOPInstanceUID);
filmBox.BasicImageBoxes.Add(imageBox);
}
}
}
_pendingImageBoxResponses.Clear();
if (filmBox.BasicImageBoxes.Count > 0)
{
int imageBoxIndex = 0;
int imagesPerFilmbox = CalculateImagesPreFilmBox();
foreach (DcmImageBox imageBox in filmBox.BasicImageBoxes)
{
if (imagesPerFilmbox * filmBoxIndex + imageBoxIndex < _files.Count)
{
UpdateImageBox(imageBox, _files[imagesPerFilmbox * filmBoxIndex + imageBoxIndex], imageBoxIndex);
}
_pendingImageBoxResponses.Add(imageBox);
imageBoxIndex++;
byte pcid = Associate.FindAbstractSyntax(DicomUID.PrinterSOPClass);
SendNSetRequest(pcid, NextMessageID(), imageBox.SOPClassUID, imageBox.SOPInstanceUID, imageBox.Dataset);
}
}
return;
}
}
}
}
SendAbort(DcmAbortSource.ServiceUser, DcmAbortReason.NotSpecified);
}
