public MediaFileSet Read(string filename)
{
DicomFile file = new DicomFile(filename);
file.Load(DicomTags.SopClassUid, DicomReadOptions.Default);
if (file.MediaStorageSopClassUid == SopClass.MediaStorageDirectoryStorageUid)
{
return(DicomDirFileSet.Load(filename));
}
else
{
if (file.DataSet[DicomTags.SopClassUid] != SopClass.MediaStorageDirectoryStorageUid)
{
return(null);
}
return(DicomDirFileSet.Load(filename));
}
}
public static DicomDirFileSet Load(string filename)
{
var dicomDirectory = new DicomDirectory(String.Empty);
dicomDirectory.Load(filename);
var directoryName = Path.GetDirectoryName(filename);
DicomDirFileSet tmp = new DicomDirFileSet(dicomDirectory.FileSetId);
foreach (var item in dicomDirectory.RootDirectoryRecordCollection)
{
if (item.DirectoryRecordType != DirectoryRecordType.Patient)
{
throw new InvalidOperationException();
}
foreach (var subItem in item.LowerLevelDirectoryRecordCollection)
{
if (subItem.DirectoryRecordType == DirectoryRecordType.Study)
{
try
{
tmp.Studies.Add(new LocalStudy(subItem, tmp, directoryName));
}
catch (Exception)
{
// TODO
Platform.Log(LogLevel.Warn, "invaild data when load dicom dir");
}
}
else
{
throw new InvalidOperationException();
}
}
}
return(tmp);
}