private static void AddPrefixForAccNo(String strAccPrefix, MElementList elmlist, String accNoOrg)
{
using (MElementRef element = elmlist.get_Element(tag_t.kAccessionNumber))
{
string accNoNew = strAccPrefix + accNoOrg;
//delete special char
string accNoNew_temp = "";
Regex re = new Regex(@"[a-zA-Z0-9-_]+", RegexOptions.None);
MatchCollection collection = re.Matches(accNoNew);
foreach (Match ma in collection)
{
accNoNew_temp += ma.ToString();
}
accNoNew = accNoNew_temp;
if (element == null || (element != null && element.value_count <= 0))
{
MElement ele = new MElement(tag_t.kAccessionNumber, vr_t.LO);
ele.set_string(0, accNoNew);
elmlist.addElement(ele);
}
else
{
element.set_string(0, accNoNew);
}
}
}
private static void SetTSN(MElementList elmlist)
{
string str_tsn = "";
using (MElementRef element = elmlist.get_Element(tag_t.kTransferSyntaxUID))
{
if (element != null && element.value_count > 0)
{
str_tsn = element.get_string(0);
if (str_tsn == "")
{
str_tsn = "1.2.840.10008.1.2";
kdt_managed.UID tsn = new kdt_managed.UID(str_tsn);
element.set_uid(0, tsn);
}
}
}
if (str_tsn == "")
{
MElement tsnUid = new MElement(tag_t.kTransferSyntaxUID, vr_t.UI);
kdt_managed.UID tsn = new kdt_managed.UID("1.2.840.10008.1.2");
tsnUid.set_uid(0, tsn);
elmlist.addElement(tsnUid);
}
}
private static string AddPrefix(String strAccPrefix, MElementList elmlist, String accNoOrg, String patIDOrg, int PrefixLength)
{
AddPrefixForAccNo(strAccPrefix, elmlist, accNoOrg);
//Modify PatientID
if (patIDOrg.Length > PrefixLength)
{
patIDOrg = patIDOrg.Remove(PrefixLength);
}
using (MElementRef element = elmlist.get_Element(tag_t.kPatientID))
{
string patIDNew = strAccPrefix + patIDOrg;
//delete special char
string patIDNew_temp = "";
Regex re = new Regex(@"[a-zA-Z0-9-_]+", RegexOptions.None);
MatchCollection collection = re.Matches(patIDNew);
foreach (Match ma in collection)
{
patIDNew_temp += ma.ToString();
}
patIDNew = patIDNew_temp;
if (element == null || (element != null && element.value_count <= 0))
{
MElement ele = new MElement(tag_t.kPatientID, vr_t.LO);
ele.set_string(0, patIDNew);
elmlist.addElement(ele);
}
else
{
element.set_string(0, patIDNew);
}
}
return(patIDOrg);
}
/// <summary>
/// Save DICOM file
/// </summary>
/// <param name="dataset"></param>
/// <param name="baseTsn"></param>
/// <param name="implClassUid"></param>
/// <param name="versionName"></param>
/// <param name="path"></param>
/// <returns></returns>
private bool SaveDICOMFile(MElementList dataset, ts_t baseTsn, string implClassUid, string versionName, string filePath)
{
try
{
// add the following group 2 element for writing pt10 files
string str_tsn = "1.2.840.10008.1.2";
switch (baseTsn)
{
case ts_t.ImplicitVRLittleEndian: str_tsn = "1.2.840.10008.1.2"; break;
case ts_t.ExplicitVRBigEndian: str_tsn = "1.2.840.10008.1.2.2"; break;
case ts_t.ExplicitVRLittleEndian: str_tsn = "1.2.840.10008.1.2.1"; break;
case ts_t.JPEGLosslessNonHierarchical_14: str_tsn = "1.2.840.10008.1.2.4.57"; break;
case ts_t.JPEGLosslessNonHierarchicalFirstOrderPrediction: str_tsn = "1.2.840.10008.1.2.4.70"; break;
default: str_tsn = "1.2.840.10008.1.2"; break;
}
MElement tsnUid = new MElement(tag_t.kTransferSyntaxUID, vr_t.UI);
UID tsn = new UID(str_tsn);
tsnUid.set_uid(0, tsn);
dataset.addElement(tsnUid);
MElement implUid = new MElement(tag_t.kImplementationClassUID, vr_t.UI);
UID uid = new UID(implClassUid);
implUid.set_uid(0, uid);
dataset.addElement(implUid);
MElement implVer = new MElement(tag_t.kImplementationVersionName, vr_t.SH);
string version = versionName;
implVer.set_string(0, version);
dataset.addElement(implVer);
// Note: in the current version,saving file will use a large size of memory,this is a limitation
// of the managed class in KDT,in the later version,if the limitation is resolved,we will use
// the MDecoder to save files,not the MEncoder.wirte_pt10_file
if (MEncoder.write_pt10_file
(
filePath,
dataset,
true, // item length is explicit
false // do not check group 2 items
))
{
_logger.Info("DAPStoreService.SaveFile(): " + "save file:" + filePath + "OK.");
return(true);
}
else
{
_logger.Info("DAPStoreService.SaveFile(): " + "save file:" + filePath + "failed.");
return(false);
}
}
catch (Exception e)
{
_logger.Info("DAPStoreService.SaveFile(): " + "error occurred while trying to write part-10 file " + e.Message);
return(false);
}
}