/// <summary>
/// Send C-FIND for study
/// </summary>
public Dataset[] CFindStudy(string patid, string[] modalities)
{
int pcid = PCID_START;
PCID_START += 2;
Dataset[] ret = null;
try
{
string sopClassUID = UIDs.StudyRootQueryRetrieveInformationModelFIND;
m_assocRQ.AddPresContext(aFact.NewPresContext(pcid, sopClassUID, new String[]{ m_tsUID }));
ActiveAssociation active = OpenAssoc();
if (active != null)
{
Dataset ds = new Dataset();
FileMetaInfo fmi = new FileMetaInfo();
fmi.PutOB(Tags.FileMetaInformationVersion, new byte[] {0, 1});
fmi.PutUI(Tags.MediaStorageSOPClassUID, sopClassUID);
fmi.PutUI(Tags.TransferSyntaxUID, m_tsUID);
fmi.PutSH(Tags.ImplementationVersionName, "dicomcs-SCU");
ds.SetFileMetaInfo(fmi);
ds.PutDA(Tags.StudyDate);
ds.PutTM(Tags.StudyTime);
ds.PutSH(Tags.AccessionNumber);
ds.PutCS(Tags.QueryRetrieveLevel, "STUDY");
ds.PutCS(Tags.ModalitiesInStudy, modalities);
ds.PutLO(Tags.InstitutionName);
ds.PutPN(Tags.ReferringPhysicianName);
ds.PutLO(Tags.StudyDescription);
ds.PutPN(Tags.PatientName);
ds.PutLO(Tags.PatientID, patid);
ds.PutDA(Tags.PatientBirthDate);
ds.PutCS(Tags.PatientSex);
ds.PutAS(Tags.PatientAge);
ds.PutUI(Tags.StudyInstanceUID);
PresContext pc = null;
Association assoc = active.Association;
if ((ds.GetFileMetaInfo() != null)
&& (ds.GetFileMetaInfo().TransferSyntaxUID != null))
{
String tsuid = ds.GetFileMetaInfo().TransferSyntaxUID;
if ((pc = assoc.GetAcceptedPresContext(sopClassUID, tsuid)) == null)
{
log.Error( "SOP class UID not supported" );
return null;
}
}
else if ((pc = assoc.GetAcceptedPresContext(sopClassUID, UIDs.ImplicitVRLittleEndian)) == null && (pc = assoc.GetAcceptedPresContext(sopClassUID, UIDs.ExplicitVRLittleEndian)) == null && (pc = assoc.GetAcceptedPresContext(sopClassUID, UIDs.ExplicitVRBigEndian)) == null)
{
log.Error( "SOP class UID not supported" );
return null;
}
Dimse rq = aFact.NewDimse(pcid, oFact.NewCommand().InitCFindRQ(assoc.NextMsgID(), sopClassUID, 0), ds);
FutureRSP rsp = active.Invoke(rq);
active.Release(true);
if (rsp.IsReady())
{
ArrayList al = rsp.ListPending();
if (al.Count > 0)
{
int len = al.Count;
ret = new Dataset[len];
for (int i=0;i < len;i++)
ret[i] = (Dataset) ((Dimse) al[i]).Dataset;
}
}
}
}
finally
{
m_assocRQ.RemovePresContext(pcid);
}
return ret;
}
/// <summary>
/// Send C-FIND for series
/// </summary>
public Dataset[] CFindSeries(string studyInstanceUID, string[] modalities)
{
int pcid = PCID_START;
PCID_START += 2;
Dataset[] ret = null;
try
{
string sopClassUID = UIDs.StudyRootQueryRetrieveInformationModelFIND;
m_assocRQ.AddPresContext(aFact.NewPresContext(pcid, sopClassUID, new String[]{ m_tsUID }));
ActiveAssociation active = OpenAssoc();
if (active != null)
{
Dataset ds = new Dataset();
FileMetaInfo fmi = new FileMetaInfo();
fmi.PutOB(Tags.FileMetaInformationVersion, new byte[] {0, 1});
fmi.PutUI(Tags.MediaStorageSOPClassUID, sopClassUID);
fmi.PutUI(Tags.TransferSyntaxUID, m_tsUID);
fmi.PutSH(Tags.ImplementationVersionName, "dicomcs-SCU");
ds.SetFileMetaInfo(fmi);
ds.PutCS(Tags.QueryRetrieveLevel, "SERIES");
ds.PutCS(Tags.Modality);
ds.PutUI(Tags.StudyInstanceUID, studyInstanceUID);
ds.PutUI(Tags.SeriesInstanceUID);
PresContext pc = null;
Association assoc = active.Association;
if ((ds.GetFileMetaInfo() != null)
&& (ds.GetFileMetaInfo().TransferSyntaxUID != null))
{
String tsuid = ds.GetFileMetaInfo().TransferSyntaxUID;
if ((pc = assoc.GetAcceptedPresContext(sopClassUID, tsuid)) == null)
{
log.Error( "SOP class UID not supported" );
return null;
}
}
else if ((pc = assoc.GetAcceptedPresContext(sopClassUID, UIDs.ImplicitVRLittleEndian)) == null && (pc = assoc.GetAcceptedPresContext(sopClassUID, UIDs.ExplicitVRLittleEndian)) == null && (pc = assoc.GetAcceptedPresContext(sopClassUID, UIDs.ExplicitVRBigEndian)) == null)
{
log.Error( "SOP class UID not supported" );
return null;
}
Dimse rq = aFact.NewDimse(pcid, oFact.NewCommand().InitCFindRQ(assoc.NextMsgID(), sopClassUID, 0), ds);
FutureRSP rsp = active.Invoke(rq);
active.Release(true);
if (rsp.IsReady())
{
ArrayList al = rsp.ListPending();
if ((al != null)
&& (al.Count > 0)
&& (modalities != null)
&& (modalities.Length > 0))
{
for (int i=0;i < al.Count;i++)
{
try
{
string mod = ((Dimse) al[i]).Dataset.GetString(Tags.Modality);
int j=0;
for (;j < modalities.Length;j++)
if (string.Compare(modalities[j], mod) == 0)
break;
if (j == modalities.Length)
al.RemoveAt(i--);
}
catch
{
al.RemoveAt(i--);
}
}
}
if (al.Count > 0)
{
int len = al.Count;
ret = new Dataset[len];
for (int i=0;i < len;i++)
ret[i] = (Dataset) ((Dimse) al[i]).Dataset;
}
}
}
}
finally
{
m_assocRQ.RemovePresContext(pcid);
}
return ret;
}