public static string GetValueByTag(string strDcm, DicomTag tagname)
{
DicomImage image = new DicomImage(strDcm);
string item_value = DicomUtility.GetStringFromDicomTag(image.Dataset, tagname);
return(item_value);
}
/// <summary>
/// 获取DICOM文件的字典数据
/// </summary>
/// <param name="srcDcm"></param>
/// <returns></returns>
public static Dictionary <string, string> GetDcmMeta(string srcDcm)
{
Dictionary <string, string> dic = new Dictionary <string, string>();
DicomImage image = new DicomImage(srcDcm);
IEnumerator <Dicom.DicomItem> iterator = image.Dataset.GetEnumerator();
while (iterator.MoveNext())
{
if (iterator.Current is Dicom.DicomStringElement)
{
var item = iterator.Current as Dicom.DicomStringElement;
if (!dic.ContainsKey(item.Tag.DictionaryEntry.Keyword))
{
if (item.Tag.DictionaryEntry.Keyword == "WindowWidth")
{
dic.Add(item.Tag.DictionaryEntry.Keyword, image.WindowWidth.ToString());
}
else if (item.Tag.DictionaryEntry.Keyword == "WindowCenter")
{
dic.Add(item.Tag.DictionaryEntry.Keyword, image.WindowCenter.ToString());
}
else
{
var item_value = DicomUtility.GetStringFromDicomTag(image.Dataset, item.Tag);
if (item_value == null)
{
if (item.Count > 0)
{
item_value = item.Get <string>();
}
}
dic.Add(item.Tag.DictionaryEntry.Keyword, item_value);
}
}
}
if (iterator.Current is Dicom.DicomSignedShort)
{
var item_short = iterator.Current as Dicom.DicomSignedShort;
if (!dic.ContainsKey(item_short.Tag.DictionaryEntry.Keyword))
{
if (item_short.Count > 0)
{
dic.Add(item_short.Tag.DictionaryEntry.Keyword, item_short.Get <string>());
}
}
}
if (iterator.Current is Dicom.DicomUnsignedShort)
{
var item_short = iterator.Current as Dicom.DicomUnsignedShort;
if (!dic.ContainsKey(item_short.Tag.DictionaryEntry.Keyword))
{
if (item_short.Count > 0)
{
dic.Add(item_short.Tag.DictionaryEntry.Keyword, item_short.Get <string>());
}
}
}
if (iterator.Current is Dicom.DicomUnsignedLong)
{
var item_short = iterator.Current as Dicom.DicomUnsignedLong;
if (!dic.ContainsKey(item_short.Tag.DictionaryEntry.Keyword))
{
if (item_short.Count > 0)
{
dic.Add(item_short.Tag.DictionaryEntry.Keyword, item_short.Get <string>());
}
}
}
}
return(dic);
}
public static void Bmp2Dcm(string bmpPath, string dcmPath, string patient_name, string sex, string age, string process_num, string modality, string hospital_name, string study_description = "", string studydate = "", int TransferSyntax = -1, string sop_uid = "")
{
Bitmap bitmap = new Bitmap(bmpPath);
bitmap = DicomUtility.GetValidImage(bitmap);
int rows;
int columns;
byte[] pixels = DicomUtility.GetPixelsForDicom(bitmap, out rows, out columns);
MemoryByteBuffer buffer = new MemoryByteBuffer(pixels);
DicomDataset dataset = new DicomDataset();
Encoding encoding = Encoding.GetEncoding("GB18030");
dataset.Add <DicomUID>(DicomTag.SOPClassUID, new DicomUID[]
{
DicomUID.SecondaryCaptureImageStorage
});
dataset.Add <DicomUID>(DicomTag.StudyInstanceUID, new DicomUID[]
{
DicomUtility.GenerateUid()
});
dataset.Add <DicomUID>(DicomTag.SeriesInstanceUID, new DicomUID[]
{
DicomUtility.GenerateUid()
});
dataset.Add <DicomUID>(DicomTag.SOPInstanceUID, new DicomUID[]
{
DicomUtility.GenerateUid()
});
dataset.Add <string>(DicomTag.PatientID, new string[]
{
process_num
});
dataset.Add(new DicomItem[]
{
DicomUtility.GetDicomItem(DicomTag.PatientName, encoding, patient_name)
});
dataset.Add <string>(DicomTag.PatientBirthDate, new string[]
{
"00000000"
});
dataset.Add(new DicomItem[]
{
DicomUtility.GetDicomItem(DicomTag.PatientAge, encoding, age)
});
dataset.Add <string>(DicomTag.PatientSex, new string[]
{
sex
});
if (studydate == "")
{
dataset.Add <DateTime>(DicomTag.StudyDate, new DateTime[]
{
DateTime.Now
});
dataset.Add <DateTime>(DicomTag.StudyTime, new DateTime[]
{
DateTime.Now
});
}
else
{
dataset.Add <string>(DicomTag.StudyDate, new string[]
{
studydate
});
dataset.Add <string>(DicomTag.StudyTime, new string[]
{
DateTime.Now.ToString("hhmmssfff")
});
}
dataset.Add <string>(DicomTag.AccessionNumber, new string[]
{
string.Empty
});
dataset.Add <string>(DicomTag.ReferringPhysicianName, new string[]
{
string.Empty
});
dataset.Add <string>(DicomTag.StudyID, new string[]
{
"1"
});
dataset.Add <string>(DicomTag.SeriesNumber, new string[]
{
"1"
});
dataset.Add <string>(DicomTag.ModalitiesInStudy, new string[]
{
modality
});
dataset.Add <string>(DicomTag.Modality, new string[]
{
modality
});
dataset.Add <string>(DicomTag.NumberOfStudyRelatedInstances, new string[]
{
"1"
});
dataset.Add <string>(DicomTag.NumberOfStudyRelatedSeries, new string[]
{
"1"
});
dataset.Add <string>(DicomTag.NumberOfSeriesRelatedInstances, new string[]
{
"1"
});
dataset.Add <string>(DicomTag.PatientOrientation, new string[]
{
"F/A"
});
dataset.Add <string>(DicomTag.ImageLaterality, new string[]
{
"U"
});
dataset.Add(new DicomItem[]
{
DicomUtility.GetDicomItem(DicomTag.InstitutionName, encoding, hospital_name)
});
dataset.Add <string>(DicomTag.StudyDescription, new string[]
{
study_description
});
dataset.Add <string>(DicomTag.PhotometricInterpretation, new string[]
{
PhotometricInterpretation.Rgb.Value
});
dataset.Add <ushort>(DicomTag.Rows, new ushort[]
{
(ushort)rows
});
dataset.Add <ushort>(DicomTag.Columns, new ushort[]
{
(ushort)columns
});
if (sop_uid != "")
{
dataset.Add <string>(DicomTag.SOPInstanceUID, new string[]
{
sop_uid
});
}
DicomPixelData pixelData = DicomPixelData.Create(dataset, true);
pixelData.BitsStored = 8;
pixelData.BitsAllocated = 8;
pixelData.SamplesPerPixel = 3;
pixelData.HighBit = 7;
pixelData.PixelRepresentation = PixelRepresentation.Unsigned;
pixelData.PlanarConfiguration = PlanarConfiguration.Interleaved;
pixelData.AddFrame(buffer);
DicomFile _dicomfile = new DicomFile(dataset);
DicomFile file = new DicomFile();
switch (TransferSyntax)
{
case 0:
file = _dicomfile.ChangeTransferSyntax(DicomTransferSyntax.JPEG2000Lossless, null);
goto IL_579;
case 1:
file = _dicomfile.ChangeTransferSyntax(DicomTransferSyntax.RLELossless, null);
goto IL_579;
case 2:
file = _dicomfile.ChangeTransferSyntax(DicomTransferSyntax.JPEGProcess14, null);
goto IL_579;
case 3:
{
int bits = _dicomfile.Dataset.Get <int>(DicomTag.BitsAllocated, 0, 8);
DicomTransferSyntax syntax = DicomTransferSyntax.JPEGProcess1;
if (bits == 16)
{
syntax = DicomTransferSyntax.JPEGProcess2_4;
}
file = _dicomfile.ChangeTransferSyntax(syntax, new DicomJpegParams
{
Quality = 100
});
goto IL_579;
}
case 4:
file = _dicomfile.ChangeTransferSyntax(DicomTransferSyntax.ExplicitVRLittleEndian, null);
goto IL_579;
case 5:
file = _dicomfile.ChangeTransferSyntax(DicomTransferSyntax.ExplicitVRBigEndian, null);
goto IL_579;
case 6:
file = _dicomfile.ChangeTransferSyntax(DicomTransferSyntax.ImplicitVRLittleEndian, null);
goto IL_579;
case 8:
file = _dicomfile.ChangeTransferSyntax(DicomTransferSyntax.ImplicitVRBigEndian, null);
goto IL_579;
}
file = _dicomfile;
IL_579:
file.Save(dcmPath);
}
