private static void LoadInternalDictionaries()
{
lock (_lock) {
if (_default == null)
{
_default = new DicomDictionary();
_default.Add(new DicomDictionaryEntry(DicomMaskedTag.Parse("xxxx", "0000"), "Group Length", "GroupLength", DicomVM.VM_1, false, DicomVR.UL));
try {
var assembly = Assembly.GetExecutingAssembly();
var stream = assembly.GetManifestResourceStream("Dicom.Dictionaries.DICOM Dictionary.xml.gz");
var gzip = new GZipStream(stream, CompressionMode.Decompress);
var reader = new DicomDictionaryReader(_default, DicomDictionaryFormat.XML, gzip);
reader.Process();
} catch (Exception e) {
throw new DicomDataException("Unable to load DICOM dictionary from resources.\n\n" + e.Message, e);
}
try {
var assembly = Assembly.GetExecutingAssembly();
var stream = assembly.GetManifestResourceStream("Dicom.Dictionaries.Private Dictionary.xml.gz");
var gzip = new GZipStream(stream, CompressionMode.Decompress);
var reader = new DicomDictionaryReader(_default, DicomDictionaryFormat.XML, gzip);
reader.Process();
} catch (Exception e) {
throw new DicomDataException("Unable to load private dictionary from resources.\n\n" + e.Message, e);
}
}
}
}
public void Load(string file, DicomDictionaryFormat format)
{
using (var fs = File.OpenRead(file)) {
Stream s = fs;
if (file.EndsWith(".gz"))
{
s = new GZipStream(s, CompressionMode.Decompress);
}
DicomDictionaryReader reader = new DicomDictionaryReader(this, format, s);
reader.Process();
}
}
/// <summary>
/// Load DICOM dictionary data from file.
/// </summary>
/// <param name="file">File name.</param>
/// <param name="format">File format.</param>
public void Load(string file, DicomDictionaryFormat format)
{
using (var fs = IOManager.CreateFileReference(file).OpenRead())
{
var s = fs;
if (file.EndsWith(".gz"))
{
s = new GZipStream(s, CompressionMode.Decompress);
}
var reader = new DicomDictionaryReader(this, format, s);
reader.Process();
}
}
/// <summary>
/// Ensures the default DICOM dictionaries are loaded
/// Safe to call multiple times but will throw an exception if inconsistent values for loadPrivateDictionary are provided over multiple calls
/// </summary>
/// <param name="loadPrivateDictionary">Leave null (default value) if unconcerned. Set true to search for resource streams named "Dicom.Dictionaries.Private Dictionary.xml.gz" in referenced assemblies</param>
/// <returns></returns>
public static DicomDictionary EnsureDefaultDictionariesLoaded(bool?loadPrivateDictionary = null)
{
// short-circuit if already initialised (#151).
if (_default != null)
{
if (loadPrivateDictionary.HasValue && _defaultIncludesPrivate != loadPrivateDictionary.Value)
{
throw new DicomDataException("Default DICOM dictionary already loaded " +
(_defaultIncludesPrivate ? "with" : "without") +
"private dictionary and the current request to ensure the default dictionary is loaded requests that private dictionary " +
(loadPrivateDictionary.Value ? "is" : "is not") + " loaded");
}
return(_default);
}
lock (_lock)
{
if (_default == null)
{
var dict = new DicomDictionary();
dict.Add(
new DicomDictionaryEntry(
DicomMaskedTag.Parse("xxxx", "0000"),
"Group Length",
"GroupLength",
DicomVM.VM_1,
false,
DicomVR.UL));
try
{
#if NET35 || HOLOLENS
using (
var stream =
new MemoryStream(
UnityEngine.Resources.Load <UnityEngine.TextAsset>("DICOM Dictionary").bytes))
{
var reader = new DicomDictionaryReader(dict, DicomDictionaryFormat.XML, stream);
reader.Process();
}
#else
var assembly = typeof(DicomDictionary).GetTypeInfo().Assembly;
using (
var stream = assembly.GetManifestResourceStream(
"Dicom.Dictionaries.DICOMDictionary.xml.gz"))
{
var gzip = new GZipStream(stream, CompressionMode.Decompress);
var reader = new DicomDictionaryReader(dict, DicomDictionaryFormat.XML, gzip);
reader.Process();
}
#endif
}
catch (Exception e)
{
throw new DicomDataException(
"Unable to load DICOM dictionary from resources.\n\n" + e.Message,
e);
}
if (loadPrivateDictionary.GetValueOrDefault(true))
{
try
{
#if NET35 || HOLOLENS
using (
var stream =
new MemoryStream(
UnityEngine.Resources.Load <UnityEngine.TextAsset>("Private Dictionary").bytes))
{
var reader = new DicomDictionaryReader(dict, DicomDictionaryFormat.XML, stream);
reader.Process();
}
#else
var assembly = typeof(DicomDictionary).GetTypeInfo().Assembly;
using (
var stream =
assembly.GetManifestResourceStream("Dicom.Dictionaries.PrivateDictionary.xml.gz"))
{
var gzip = new GZipStream(stream, CompressionMode.Decompress);
var reader = new DicomDictionaryReader(dict, DicomDictionaryFormat.XML, gzip);
reader.Process();
}
#endif
}
catch (Exception e)
{
throw new DicomDataException(
"Unable to load private dictionary from resources.\n\n" + e.Message,
e);
}
}
_defaultIncludesPrivate = loadPrivateDictionary.GetValueOrDefault(true);
_default = dict;
}
else
{
//ensure the race wasn't for two different "load private dictionary" states
if (loadPrivateDictionary.HasValue && _defaultIncludesPrivate != loadPrivateDictionary)
{
throw new DicomDataException("Default DICOM dictionary already loaded " +
(_defaultIncludesPrivate ? "with" : "without") +
"private dictionary and the current request to ensure the default dictionary is loaded requests that private dictionary " +
(loadPrivateDictionary.Value ? "is" : "is not") + " loaded");
}
return(_default);
}
//race is complete
return(_default);
}
}
