private TaskInfo SendStudy(string studyInstanceUid, string aeTarget)
{
var taskInfo = new TaskInfo()
{
Token = new CancellationTokenSource()
};
taskInfo.Task = Task.Run(() =>
{
taskInfo.Token.Token.ThrowIfCancellationRequested();
this._logger.Log(LogLevel.Info, "Sending study to " + aeTarget + ": " + studyInstanceUid);
var remoteAe = this._db.GetEntity(aeTarget);
if (remoteAe == null)
{
this._logger.Log(LogLevel.Error, "Unknown send target AE: " + aeTarget);
return;
}
var images = this._db.FetchStudyImages(studyInstanceUid);
taskInfo.ProgressCount = 0;
taskInfo.ProgressTotal = images.Count;
TaskCompletionSource <bool> source = new TaskCompletionSource <bool>();
var sender = new DICOMSender(this._logger, aeTarget + "/" + studyInstanceUid, this._settings.VerboseLogging);
sender.SCUFinished += (DICOMSCU scu, bool success) =>
{
source.SetResult(success);
};
sender.SendUpdate += (DICOMSender senderx, ushort remaining, ushort completed, ushort warned, ushort failed) =>
{
taskInfo.ProgressCount = completed + warned + failed;
};
sender.Send(this.GetHostingAE(), remoteAe, images.Select(image => new SendableImage
{
FilePath = _db.FixImagePath(image.Path),
AbstractSyntax = AbstractSyntaxes.Lookup(image.SOPClassID),
TransferSyntax = TransferSyntaxes.Lookup(image.TransferSyntaxID)
}));
source.Task.Wait();
this._logger.Log(LogLevel.Info, "Done sending study to " + aeTarget + ": " + studyInstanceUid);
}, taskInfo.Token.Token);
return(taskInfo);
}
/// <summary>
/// Attempt to pull an abstract syntax out of a DICOMData.
/// </summary>
/// <param name="data">The DICOMData to extract from.</param>
/// <returns>The abstract syntax from either the media storage Sop class uid field or the sop class uid field.
/// If both are missing, returns CT Image Storage.</returns>
public static AbstractSyntax ExtractAbstractSyntaxFromDicomData(DICOMData data)
{
var MediaStorageSOPClassUID = data.Elements[DICOMTags.MediaStorageSOPClassUID] as DICOMElementUI;
if (MediaStorageSOPClassUID != null)
{
return(AbstractSyntaxes.Lookup(MediaStorageSOPClassUID.Data as string));
}
else
{
var SOPClassUID = data.Elements[DICOMTags.SOPClassUID] as DICOMElementUI;
if (SOPClassUID != null)
{
return(AbstractSyntaxes.Lookup(SOPClassUID.Data as string));
}
else
{
// Fall back to basic CT image storage...
return(AbstractSyntaxes.CTImageStorage);
}
}
}
internal void ParsePacket(SwappableBinaryReader dataSource, int itemLength)
{
long startOffset = dataSource.BaseStream.Position;
ContextID = dataSource.ReadByte();
byte reserved = dataSource.ReadByte();
Result = (PresentationResult)dataSource.ReadByte();
reserved = dataSource.ReadByte();
while (dataSource.BaseStream.Position - startOffset < itemLength)
{
//read sub-item
byte subItemType = dataSource.ReadByte();
byte subItemReserved = dataSource.ReadByte();
ushort subItemLength = dataSource.ReadUInt16();
if (subItemType == 0x30)
{
string rawSyntax = Uid.UidRawToString(dataSource.ReadBytes(subItemLength));
AbstractSyntaxSpecified = AbstractSyntaxes.Lookup(rawSyntax);
}
else if (subItemType == 0x40)
{
string rawSyntax = Uid.UidRawToString(dataSource.ReadBytes(subItemLength));
TransferSyntax syntax = TransferSyntaxes.Lookup(rawSyntax);
if (syntax != null)
{
TransferSyntaxesProposed.Add(syntax);
}
}
else
{
//no idea what it is, or we don't care
dataSource.ReadBytes(itemLength);
}
}
}
internal QRRequestData(DICOMData cmd, DICOMData data)
{
//parse query-retrieve level
QueryLevel = AbstractSyntaxes.Lookup((string)cmd[DICOMTags.AffectedSOPClass].Data).ParseQRLevel();
if (QueryLevel == QueryRetrieveLevel.ModalityWorklist)
{
FindLevel = QRLevelType.Study;
}
else
{
//parse find level
string type = ((string)data[DICOMTags.QueryRetrieveLevel].Data).Trim().ToUpper();
if (type == "PATIENT")
{
FindLevel = QRLevelType.Patient;
}
else if (type == "STUDY")
{
FindLevel = QRLevelType.Study;
}
else if (type == "SERIES")
{
FindLevel = QRLevelType.Series;
}
else if (type == "IMAGE")
{
FindLevel = QRLevelType.Image;
}
else
{
FindLevel = QRLevelType.Study; //fallback
}
}
Console.Write(data.Dump());
//pull all search terms
SearchTerms = new Dictionary <uint, object>();
foreach (DICOMElement elem in data.Elements.Values)
{
//Don't add group length elements
if (elem.Elem == 0)
{
continue;
}
if (elem.Tag == DICOMTags.QueryRetrieveLevel)
{
continue;
}
if (elem.Tag == DICOMTags.ScheduledProcedureStepSequence)
{
if (elem.VRShort == DICOMElementSQ.vrshort)
{
foreach (SQItem sqItem in ((DICOMElementSQ)elem).Items)
{
foreach (DICOMElement elemi in sqItem.Elements)
{
if (elemi.Elem == 0)
{
continue;
}
if (elemi.Tag == DICOMTags.QueryRetrieveLevel)
{
continue;
}
SearchTerms.Add(elemi.Tag, elemi.Data);
}
}
}
}
else if (elem.Data.ToString() != "")
{
SearchTerms.Add(elem.Tag, elem.Data);
}
}
FillTagsList(data);
}
static Uid()
{
//force abstract and transfer syntaxes to init to poulate the masterlookup
AbstractSyntaxes.Init();
TransferSyntaxes.Init();
}
private void SendNextImage()
{
DICOMData data = null;
while (sendQueue.Count > 0)
{
var nextImg = sendQueue.Dequeue();
try
{
data = nextImg.DicomData;
if (data == null)
{
if (!File.Exists(nextImg.FilePath))
{
logger.Log(LogLevel.Error, "File doesn't exist: " + nextImg.FilePath);
failed++;
if (SendUpdate != null)
{
SendUpdate(this, (ushort)sendQueue.Count, completed, warned, failed);
}
continue;
}
data = new DICOMData();
if (!data.ParseFile(nextImg.FilePath, true, logger))
{
failed++;
if (SendUpdate != null)
{
SendUpdate(this, (ushort)sendQueue.Count, completed, warned, failed);
}
continue;
}
}
// See if anyone wants to do any work to it
if (PreSendImage != null)
{
PreSendImage(this, data);
}
AbstractSyntax absSyntax = AbstractSyntaxes.CTImageStorage;
if (data.Elements.ContainsKey(DICOMTags.SOPClassUID))
{
absSyntax = AbstractSyntaxes.Lookup((string)data[DICOMTags.SOPClassUID].Data);
}
conn.SendCSTORERQ(data, absSyntax, CommandPriority.Medium, moveInitiatorAETitle, moveMessageID);
}
catch (Exception e)
{
logger.Log(LogLevel.Error, "Unknown error encountered in DICOMSender.SendNextImage: " + e.Message);
failed++;
if (SendUpdate != null)
{
SendUpdate(this, (ushort)sendQueue.Count, completed, warned, failed);
}
}
return;
}
conn.SendReleaseRQ();
}
