private void OnClickPixelDataMD5(object sender, EventArgs e)
{
if (_selected == -1)
{
return;
}
try {
DicomFileFormat ff = new DicomFileFormat();
ff.Load(_files[_selected], DicomReadOptions.Default |
DicomReadOptions.KeepGroupLengths |
DicomReadOptions.DeferLoadingLargeElements |
DicomReadOptions.DeferLoadingPixelData);
DcmPixelData pixels = new DcmPixelData(ff.Dataset);
if (pixels.NumberOfFrames == 0)
{
MessageBox.Show(this, "No pixel data", "Pixel Data MD5");
}
else if (pixels.NumberOfFrames >= 1)
{
MessageBox.Show(this, pixels.ComputeMD5(), String.Format("Pixel Data MD5 [{0} frames]", pixels.NumberOfFrames));
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
} catch {
}
}
public static IPixelData Create(DcmPixelData pixelData, int frame)
{
PhotometricInterpretation pi = PhotometricInterpretation.Lookup(pixelData.PhotometricInterpretation);
if (pi == PhotometricInterpretation.Monochrome1 || pi == PhotometricInterpretation.Monochrome2 || pi == PhotometricInterpretation.PaletteColor)
{
if (pixelData.BitsStored <= 8)
{
return(new GrayscalePixelDataU8(pixelData.ImageWidth, pixelData.ImageHeight, pixelData.GetFrameDataU8(frame)));
}
else if (pixelData.BitsStored <= 16)
{
if (pixelData.IsSigned)
{
return(new GrayscalePixelDataS16(pixelData.ImageWidth, pixelData.ImageHeight, pixelData.GetFrameDataS16(frame)));
}
else
{
return(new GrayscalePixelDataU16(pixelData.ImageWidth, pixelData.ImageHeight, pixelData.GetFrameDataU16(frame)));
}
}
else
{
throw new DicomImagingException("Unsupported pixel data value for bits stored: {0}", pixelData.BitsStored);
}
}
else if (pi == PhotometricInterpretation.Rgb || pi == PhotometricInterpretation.YbrFull)
{
return(new ColorPixelData24(pixelData.ImageWidth, pixelData.ImageHeight, pixelData.GetFrameDataU8(frame)));
}
else
{
throw new DicomImagingException("Unsupported pixel data photometric interpretation: {0}", pi.Value);
}
}
public static void DumpFrameToDisk(DcmDataset data, int frame, string file)
{
DcmPixelData pixelData = new DcmPixelData(data);
byte[] pixels = pixelData.GetFrameDataU8(frame);
File.WriteAllBytes(file, pixels);
}
public static IPipeline Create(DcmDataset dataset, DcmPixelData pixelData)
{
PhotometricInterpretation pi = PhotometricInterpretation.Lookup(pixelData.PhotometricInterpretation);
if (pi == PhotometricInterpretation.Monochrome1 || pi == PhotometricInterpretation.Monochrome2)
{
GenericGrayscalePipeline pipeline = new GenericGrayscalePipeline(pixelData.RescaleSlope, pixelData.RescaleIntercept, pixelData.BitsStored, pixelData.IsSigned);
if (pi == PhotometricInterpretation.Monochrome1)
{
pipeline.ColorMap = ColorTable.Monochrome1;
}
else
{
pipeline.ColorMap = ColorTable.Monochrome2;
}
WindowLevel[] wl = WindowLevel.FromDataset(dataset);
if (wl.Length > 0)
{
pipeline.WindowLevel = wl[0];
}
return(pipeline);
}
else if (pi == PhotometricInterpretation.Rgb)
{
return(new RgbColorPipeline());
}
else
{
throw new DicomImagingException("Unsupported pipeline photometric interpretation: {0}", pi.Value);
}
}
private void UpdateImageBox(DcmImageBox imageBox, String filename, int index)
{
//try
//{
var ff = new DicomFileFormat();
ff.Load(filename, DicomReadOptions.DefaultWithoutDeferredLoading);
if (ff.Dataset == null)
{
return;
}
ff.Dataset.ChangeTransferSyntax(DicomTransferSyntax.ImplicitVRLittleEndian, null);
var pixelData = new DcmPixelData(ff.Dataset);
var pi = PhotometricInterpretation.Lookup(pixelData.PhotometricInterpretation);
// Grayscale only printer?
if (pi.IsColor && _supportsColorPrinting == false)
{
pixelData.Unload();
return;
}
// Color only printer?
if (pi.IsColor == false && _supportsGrayscalePrinting == false)
{
pixelData.Unload();
return;
}
DicomUID imageBoxSOPClassUID;
DcmItemSequence seq;
var item = new DcmItemSequenceItem();
pixelData.UpdateDataset(item.Dataset);
if (pi.IsColor)
{
imageBoxSOPClassUID = DicomUID.BasicColorImageBoxSOPClass;
seq = new DcmItemSequence(DicomTags.BasicColorImageSequence);
}
else
{
imageBoxSOPClassUID = DicomUID.BasicGrayscaleImageBoxSOPClass;
seq = new DcmItemSequence(DicomTags.BasicGrayscaleImageSequence);
}
seq.AddSequenceItem(item);
imageBox.Dataset.AddItem(seq);
pixelData.Unload();
imageBox.UpdateImageBox(imageBoxSOPClassUID);
imageBox.ImageBoxPosition = (ushort)index;
//}
//catch (Exception)
//{
//}
}
public void Decode(DcmDataset dataset, DcmPixelData oldPixelData, DcmPixelData newPixelData, DcmCodecParameters parameters)
{
DcmRleCodecParameters rleParams = parameters as DcmRleCodecParameters;
if (rleParams == null)
{
rleParams = GetDefaultParameters() as DcmRleCodecParameters;
}
int pixelCount = oldPixelData.ImageWidth * oldPixelData.ImageHeight;
int numberOfSegments = oldPixelData.BytesAllocated * oldPixelData.SamplesPerPixel;
byte[] frameData = new byte[newPixelData.UncompressedFrameSize];
for (int i = 0; i < oldPixelData.NumberOfFrames; i++)
{
IList <ByteBuffer> rleData = oldPixelData.GetFrameFragments(i);
RLEDecoder decoder = new RLEDecoder(rleData);
if (decoder.NumberOfSegments != numberOfSegments)
{
throw new DicomCodecException("Unexpected number of RLE segments!");
}
for (int s = 0; s < numberOfSegments; s++)
{
int sample = s / newPixelData.BytesAllocated;
int sabyte = s % newPixelData.BytesAllocated;
int pos, offset;
if (newPixelData.PlanarConfiguration == 0)
{
pos = sample * newPixelData.BytesAllocated;
offset = newPixelData.SamplesPerPixel * newPixelData.BytesAllocated;
}
else
{
pos = sample * newPixelData.BytesAllocated * pixelCount;
offset = newPixelData.BytesAllocated;
}
if (rleParams.ReverseByteOrder)
{
pos += sabyte;
}
else
{
pos += newPixelData.BytesAllocated - sabyte - 1;
}
decoder.DecodeSegment(s, frameData, pos, offset);
}
newPixelData.AddFrame(frameData);
}
}
private void Load(DcmDataset dataset) {
Dataset = dataset;
if (Dataset.InternalTransferSyntax.IsEncapsulated)
Dataset.ChangeTransferSyntax(DicomTransferSyntax.ExplicitVRLittleEndian, null);
DcmPixelData pixelData = new DcmPixelData(Dataset);
_pixelData = PixelDataFactory.Create(pixelData, 0);
_pipeline = PipelineFactory.Create(Dataset, pixelData);
pixelData.Unload();
_overlays = DcmOverlayData.FromDataset(Dataset);
}
private void OnClickExtractPixels(object sender, EventArgs e)
{
if (_selected == -1)
{
return;
}
try {
DicomFileFormat ff = new DicomFileFormat();
ff.Load(_files[_selected], DicomReadOptions.Default |
DicomReadOptions.KeepGroupLengths |
DicomReadOptions.DeferLoadingLargeElements |
DicomReadOptions.DeferLoadingPixelData);
DcmPixelData pixels = new DcmPixelData(ff.Dataset);
if (pixels.NumberOfFrames == 0)
{
return;
}
else if (pixels.NumberOfFrames >= 1)
{
SaveFileDialog sfd = new SaveFileDialog();
sfd.RestoreDirectory = true;
if (sfd.ShowDialog(this) == DialogResult.OK)
{
byte[] data = pixels.GetFrameDataU8(0);
File.WriteAllBytes(sfd.FileName, data);
}
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
catch {
}
}
public void Encode(DcmDataset dataset, DcmPixelData oldPixelData, DcmPixelData newPixelData, DcmCodecParameters parameters)
{
DcmRleCodecParameters rleParams = parameters as DcmRleCodecParameters;
if (rleParams == null)
{
rleParams = GetDefaultParameters() as DcmRleCodecParameters;
}
int pixelCount = oldPixelData.ImageWidth * oldPixelData.ImageHeight;
int numberOfSegments = oldPixelData.BytesAllocated * oldPixelData.SamplesPerPixel;
for (int i = 0; i < oldPixelData.NumberOfFrames; i++)
{
RLEEncoder encoder = new RLEEncoder();
byte[] frameData = oldPixelData.GetFrameDataU8(i);
for (int s = 0; s < numberOfSegments; s++)
{
encoder.NextSegment();
int sample = s / oldPixelData.BytesAllocated;
int sabyte = s % oldPixelData.BytesAllocated;
int pos;
int offset;
if (newPixelData.PlanarConfiguration == 0)
{
pos = sample * oldPixelData.BytesAllocated;
offset = numberOfSegments;
}
else
{
pos = sample * oldPixelData.BytesAllocated * pixelCount;
offset = oldPixelData.BytesAllocated;
}
if (rleParams.ReverseByteOrder)
{
pos += sabyte;
}
else
{
pos += oldPixelData.BytesAllocated - sabyte - 1;
}
for (int p = 0; p < pixelCount; p++)
{
if (pos >= frameData.Length)
{
throw new DicomCodecException("");
}
encoder.Encode(frameData[pos]);
pos += offset;
}
encoder.Flush();
}
encoder.MakeEvenLength();
newPixelData.AddFrame(encoder.GetBuffer());
}
}
public void Decode(DcmDataset dataset, DcmPixelData oldPixelData, DcmPixelData newPixelData, DcmCodecParameters parameters)
{
if (oldPixelData.NumberOfFrames == 0)
{
return;
}
// Determine JPEG image precision and assert that the implemented codec supports this precision
int precision;
try
{
precision = JpegHelper.ScanHeaderForBitDepth(oldPixelData);
}
catch (DicomCodecException)
{
precision = oldPixelData.BitsStored;
}
AssertImagePrecision(precision);
// Ensure consistency in the new pixel data header
if (precision > 8)
{
newPixelData.BitsAllocated = 16;
}
else if (newPixelData.BitsStored <= 8)
{
newPixelData.BitsAllocated = 8;
}
// Set up new pixel data specifics
newPixelData.PhotometricInterpretation = newPixelData.PhotometricInterpretation.Equals("YBR_FULL_422") ||
newPixelData.PhotometricInterpretation.Equals("YBR_PARTIAL_422")
? "YBR_FULL"
: oldPixelData.PhotometricInterpretation;
if (newPixelData.PhotometricInterpretation.Equals("YBR_FULL"))
{
newPixelData.PlanarConfiguration = 1;
}
try
{
for (int j = 0; j < oldPixelData.NumberOfFrames; ++j)
{
var frameData = new byte[newPixelData.UncompressedFrameSize];
var jpegStream = new MemoryStream(oldPixelData.GetFrameDataU8(j));
// Decode JPEG from stream
var decoder = new JpegDecoder(jpegStream);
var jpegDecoded = decoder.Decode();
var img = jpegDecoded.Image;
// Init Buffer
int w = img.Width;
int h = img.Height;
var pixelsFromJpeg = img.Raster;
// Copy FluxJpeg buffer into frame data array
/*
* int comps = pixelsFromJpeg.GetLength(0);
* int preIncr = newPixelData.BytesAllocated - comps;
*
* if (preIncr < 0)
* throw new InvalidOperationException(
* String.Format("Number of JPEG components: {0} exceeds number of bytes allocated: {1}",
* comps, newPixelData.BytesAllocated));
*/
int i = 0;
for (int y = 0; y < h; ++y)
{
for (int x = 0; x < w; ++x)
{
var pixel = pixelsFromJpeg[0][x, y];
frameData[i++] = (byte)((pixel >> 8) & 0xff);
frameData[i++] = (byte)(pixel & 0xff);
// for (int k = 0; k < preIncr; ++k) frameData[i++] = 0xff;
// for (int k = 0; k < comps; ++k) frameData[i++] = pixelsFromJpeg[k][x, y];
}
}
oldPixelData.Unload();
if (newPixelData.IsPlanar)
{
DcmCodecHelper.ChangePlanarConfiguration(frameData,
frameData.Length / newPixelData.BytesAllocated,
newPixelData.BitsAllocated,
newPixelData.SamplesPerPixel, 0);
}
newPixelData.AddFrame(frameData);
}
}
catch (Exception e)
{
Debug.Log.Error("Failed to decode JPEG image: {0}, reason: {1}", e.StackTrace, e.Message);
}
}
public void Encode(DcmDataset dataset, DcmPixelData oldPixelData, DcmPixelData newPixelData, DcmCodecParameters parameters)
{
throw new NotSupportedException("JPEG encoding currently not supported");
}
private void DrawImageBox(DcmImageBox imageBox, Graphics graphics, Point position, int width, int height, int dpiX, int dpiY)
{
DcmDataset dataset = imageBox.ImageSequence;
if (!dataset.Contains(DicomTags.PixelData))
{
return;
}
DcmPixelData pixelData = new DcmPixelData(dataset);
PinnedIntArray pixelBuffer = null;
Bitmap bitmap = null;
if (pixelData.SamplesPerPixel == 3)
{
pixelBuffer = new PinnedIntArray(pixelData.GetFrameDataS32(0));
bitmap = new Bitmap(pixelData.ImageWidth, pixelData.ImageHeight,
pixelData.ImageWidth * sizeof(int), PixelFormat.Format32bppRgb, pixelBuffer.Pointer);
}
else
{
bool invert = (pixelData.PhotometricInterpretation == "MONOCHROME1");
if (imageBox.Polarity == "REVERSE")
{
invert = !invert;
}
byte[] pixelsOut = null;
if (pixelData.BitsAllocated == 8)
{
pixelsOut = pixelData.GetFrameDataU8(0);
}
else
{
ushort[] pixels = pixelData.GetFrameDataU16(0);
pixelsOut = new byte[pixels.Length];
double scale = 256.0 / 4096.0;
int pixel = 0;
for (int y = 0; y < pixelData.ImageHeight; y++)
{
for (int x = 0; x < pixelData.ImageWidth; x++)
{
pixelsOut[pixel] = (byte)(pixels[pixel] * scale);
pixel++;
}
}
pixels = null;
}
bitmap = new Bitmap(pixelData.ImageWidth, pixelData.ImageHeight, PixelFormat.Format8bppIndexed);
if (invert)
{
ColorTable.Apply(bitmap, ColorTable.Monochrome1);
}
else
{
ColorTable.Apply(bitmap, ColorTable.Monochrome2);
}
BitmapData bmData = bitmap.LockBits(new Rectangle(0, 0, pixelData.ImageWidth, pixelData.ImageHeight),
ImageLockMode.ReadWrite, PixelFormat.Format8bppIndexed);
IntPtr pos = bmData.Scan0;
for (int i = 0, c = pixelsOut.Length; i < c; i += bmData.Width)
{
Marshal.Copy(pixelsOut, i, pos, bmData.Width);
pos = new IntPtr(pos.ToInt64() + bmData.Stride);
}
bitmap.UnlockBits(bmData);
}
//bitmap.SetResolution(dpiX, dpiY);
int border = 3;
double factor = Math.Min((double)height / (double)bitmap.Height,
(double)width / (double)bitmap.Width);
int drawWidth = (int)(bitmap.Width * factor) - (border * 2);
int drawHeight = (int)(bitmap.Height * factor) - (border * 2);
int drawX = position.X + ((width - drawWidth) / 2);
int drawY = position.Y + ((height - drawHeight) / 2);
graphics.DrawImage(bitmap, drawX, drawY, drawWidth, drawHeight);
}
/// <summary>
/// Scan header of JPEG image to determine image bit depth
/// </summary>
/// <param name="pixelData"></param>
/// <returns></returns>
/// <remarks>C# translation of corresponding managed C++ method in JpegHelper.h in the Dicom.Codec(64) project.
/// Original C++ implementation (probably) emanates from OFFIS DCMTK, djcodecd.cxx</remarks>
public static int ScanHeaderForBitDepth(DcmPixelData pixelData)
{
ByteBuffer buffer = pixelData.PixelDataSequence.Fragments[0];
MemoryStream ms = buffer.Stream;
BinaryReader br = EndianBinaryReader.Create(ms, Endian.Big);
long length = ms.Length;
while (ms.Position < length)
{
ushort marker = br.ReadUInt16();
switch (marker)
{
case 0xffc0: // SOF_0: JPEG baseline
case 0xffc1: // SOF_1: JPEG extended sequential DCT
case 0xffc2: // SOF_2: JPEG progressive DCT
case 0xffc3: // SOF_3: JPEG lossless sequential
case 0xffc5: // SOF_5: differential (hierarchical) extended sequential, Huffman
case 0xffc6: // SOF_6: differential (hierarchical) progressive, Huffman
case 0xffc7: // SOF_7: differential (hierarchical) lossless, Huffman
ms.Seek(2, SeekOrigin.Current);
return(br.ReadByte());
case 0xffc8: // Reserved for JPEG extentions
ms.Seek(br.ReadUInt16() - 2, SeekOrigin.Current);
break;
case 0xffc9: // SOF_9: extended sequential, arithmetic
case 0xffca: // SOF_10: progressive, arithmetic
case 0xffcb: // SOF_11: lossless, arithmetic
case 0xffcd: // SOF_13: differential (hierarchical) extended sequential, arithmetic
case 0xffce: // SOF_14: differential (hierarchical) progressive, arithmetic
case 0xffcf: // SOF_15: differential (hierarchical) lossless, arithmetic
ms.Seek(2, SeekOrigin.Current);
return(br.ReadByte());
case 0xffc4: // DHT
case 0xffcc: // DAC
ms.Seek(br.ReadUInt16() - 2, SeekOrigin.Current);
break;
case 0xffd0: // RST m
case 0xffd1:
case 0xffd2:
case 0xffd3:
case 0xffd4:
case 0xffd5:
case 0xffd6:
case 0xffd7:
case 0xffd8: // SOI
case 0xffd9: // EOI
break;
case 0xffda: // SOS
case 0xffdb: // DQT
case 0xffdc: // DNL
case 0xffdd: // DRI
case 0xffde: // DHP
case 0xffdf: // EXP
case 0xffe0: // APPn
case 0xffe1:
case 0xffe2:
case 0xffe3:
case 0xffe4:
case 0xffe5:
case 0xffe6:
case 0xffe7:
case 0xffe8:
case 0xffe9:
case 0xffea:
case 0xffeb:
case 0xffec:
case 0xffed:
case 0xffee:
case 0xffef:
case 0xfff0: // JPGn
case 0xfff1:
case 0xfff2:
case 0xfff3:
case 0xfff4:
case 0xfff5:
case 0xfff6:
case 0xfff7:
case 0xfff8:
case 0xfff9:
case 0xfffa:
case 0xfffb:
case 0xfffc:
case 0xfffd:
case 0xfffe: // COM
ms.Seek(br.ReadUInt16() - 2, SeekOrigin.Current);
break;
case 0xff01: // TEM
break;
default:
int b1 = br.ReadByte();
int b2 = br.ReadByte();
if (b1 == 0xff && b2 > 2 && b2 <= 0xbf) // RES reserved markers
{
break;
}
throw new DicomCodecException("Unable to determine bit depth: JPEG syntax error!");
}
}
throw new DicomCodecException("Unable to determine bit depth: no JPEG SOF marker found!");
}
public string MakeGreyDicom(byte[] greybytes, ushort imgwidth, ushort imgheight)
{
DcmUID studyUid = DcmUID.Generate();
DcmUID seriesUid = DcmUID.Generate(studyUid, 1);
DcmUID instUid = DcmUID.Generate(seriesUid, 1);
DcmDataset data = new DcmDataset(DcmTS.ExplicitVRBigEndian); //.ImplicitVRLittleEndian ok
data.AddElementWithValue(DcmTags.SOPClassUID, DcmUIDs.CTImageStorage); //ComputedRadiographyImageStorage ok
//data.AddElementWithValue(DcmTags.SOPClassUID, DcmUIDs .SecondaryCapture);
data.AddElementWithValue(DcmTags.StudyInstanceUID, studyUid);
data.AddElementWithValue(DcmTags.SeriesInstanceUID, seriesUid);
data.AddElementWithValue(DcmTags.SOPInstanceUID, instUid);//"1.3.6.1.4.1.30071.6.635719267134010719.1.1"
//data.AddElementWithValue(DcmTags.MediaStorageSOPClassUID, DcmUIDs.ImplicitVRLittleEndian);
//data.AddElementWithValueString(DcmTags.MediaStorageSOPClassUID, DcmUIDs.ComputedRadiographyImageStorage.ToString());
//type 2 attributes
////data.AddElement(DcmTags.PrinterStatus);
if (tags.ContainsKey("0010,0020"))
{
data.AddElementWithValueString(DcmTags.PatientID, tags["0010,0020"].Substring(5));
}
if (tags.ContainsKey("0010,0010"))
{
data.AddElementWithValueString(DcmTags.PatientsName, tags["0010,0010"].Substring(5));
}
if (tags.ContainsKey("0010,0030"))
{
data.AddElementWithValueString(DcmTags.PatientsBirthDate, tags["0010,0030"].Substring(5));
}
if (tags.ContainsKey("0010,0040"))
{
data.AddElementWithValueString(DcmTags.PatientsSex, tags["0010,0040"].Substring(5));
}
if (tags.ContainsKey("0010,1010"))
{
data.AddElementWithValueString(DcmTags.PatientsAge, tags["0010,1010"].Substring(5));
}
if (tags.ContainsKey("0008,0005"))
{
data.AddElementWithValueString(DcmTags.SpecificCharacterSet, tags["0008,0005"].Substring(5));
}
if (tags.ContainsKey("0008,0008"))
{
data.AddElementWithValueString(DcmTags.ImageType, tags["0008,0008"].Substring(5));
}
//if (tags.ContainsKey("0008,0016"))
// data.AddElementWithValueString(DcmTags.ContentTime, DateTime.Now.ToString());
//if (tags.ContainsKey("0008,0018"))
// data.AddElementWithValueString(DcmTags.ContentTime, DateTime.Now.ToString());
if (tags.ContainsKey("0008,0020"))
{
data.AddElementWithValueString(DcmTags.StudyDate, tags["0008,0020"].Substring(5));
}
if (tags.ContainsKey("0008,0021"))
{
data.AddElementWithValueString(DcmTags.SeriesDate, tags["0008,0021"].Substring(5));
}
if (tags.ContainsKey("0008,0022"))
{
data.AddElementWithValueString(DcmTags.AcquisitionDate, tags["0008,0022"].Substring(5));
}
if (tags.ContainsKey("0008,0023"))
{
data.AddElementWithValueString(DcmTags.ContentDate, tags["0008,0023"].Substring(5));
}
if (tags.ContainsKey("0008,002a"))
{
data.AddElementWithValueString(DcmTags.AcquisitionDateTime, tags["0008,002a"].Substring(5));
}
if (tags.ContainsKey("0008,0030"))
{
data.AddElementWithValueString(DcmTags.StudyTime, tags["0008,0030"].Substring(5));
}
if (tags.ContainsKey("0008,0031"))
{
data.AddElementWithValueString(DcmTags.SeriesTime, tags["0008,0031"].Substring(5));
}
if (tags.ContainsKey("0008,0032"))
{
data.AddElementWithValueString(DcmTags.AcquisitionTime, tags["0008,0032"].Substring(5));
}
if (tags.ContainsKey("0008,0033"))
{
data.AddElementWithValueString(DcmTags.ContentTime, tags["0008,0033"].Substring(5));
}
if (tags.ContainsKey("0008,0050"))
{
data.AddElementWithValueString(DcmTags.AcquisitionNumber, tags["0008,0050"].Substring(5));
}
if (tags.ContainsKey("0008,0060"))
{
data.AddElementWithValueString(DcmTags.Modality, tags["0008,0060"].Substring(5));
}
if (tags.ContainsKey("0008,0070"))
{
data.AddElementWithValueString(DcmTags.Manufacturer, tags["0008,0070"].Substring(5));
}
if (tags.ContainsKey("0008,0080"))
{
data.AddElementWithValueString(DcmTags.InstitutionName, tags["0008,0080"].Substring(5));
}
if (tags.ContainsKey("0008,0081"))
{
data.AddElementWithValueString(DcmTags.InstitutionAddress, tags["0008,0081"].Substring(5));
}
if (tags.ContainsKey("0008,0090"))
{
data.AddElementWithValueString(DcmTags.ReferringPhysiciansName, tags["0008,0090"].Substring(5));
}
if (tags.ContainsKey("0008,1010"))
{
data.AddElementWithValueString(DcmTags.StationName, tags["0008,1010"].Substring(5));
}
if (tags.ContainsKey("0008,1030"))
{
data.AddElementWithValueString(DcmTags.StudyDescription, tags["0008,1030"].Substring(5));
}
if (tags.ContainsKey("0008,103e"))
{
data.AddElementWithValueString(DcmTags.SeriesDescription, tags["0008,103e"].Substring(5));
}
if (tags.ContainsKey("0008,1090"))
{
data.AddElementWithValueString(DcmTags.ManufacturersModelName, tags["0008,1090"].Substring(5));
}
if (tags.ContainsKey("0018,0010"))
{
data.AddElementWithValueString(DcmTags.ContrastBolusAgent, tags["0018,0010"].Substring(5));
}
if (tags.ContainsKey("0018,0015"))
{
data.AddElementWithValueString(DcmTags.BodyPartExamined, tags["0018,0015"].Substring(5));
}
if (tags.ContainsKey("0018,0050"))
{
data.AddElementWithValueString(DcmTags.SliceThickness, tags["0018,0050"].Substring(5));
}
if (tags.ContainsKey("0018,0060"))
{
data.AddElementWithValueString(DcmTags.KVP, tags["0018,0060"].Substring(5));
}
if (tags.ContainsKey("0018,0090"))
{
data.AddElementWithValueString(DcmTags.DataCollectionDiameter, tags["0018,0090"].Substring(5));
}
if (tags.ContainsKey("0018,1000"))
{
data.AddElementWithValueString(DcmTags.DeviceSerialNumber, tags["0018,1000"].Substring(5));
}
if (tags.ContainsKey("0018,1020"))
{
data.AddElementWithValueString(DcmTags.SoftwareVersions, tags["0018,1020"].Substring(5));
}
if (tags.ContainsKey("0018,1030"))
{
data.AddElementWithValueString(DcmTags.ProtocolName, tags["0018,1030"].Substring(5));
}
if (tags.ContainsKey("0018,1041"))
{
data.AddElementWithValueString(DcmTags.ContrastBolusVolume, tags["0018,1041"].Substring(5));
}
if (tags.ContainsKey("0018,1042"))
{
data.AddElementWithValueString(DcmTags.ContrastBolusStartTime, tags["0018,1042"].Substring(5));
}
if (tags.ContainsKey("0018,1043"))
{
data.AddElementWithValueString(DcmTags.ContrastBolusStopTime, tags["0018,1043"].Substring(5));
}
if (tags.ContainsKey("0018,1044"))
{
data.AddElementWithValueString(DcmTags.ContrastBolusTotalDose, tags["0018,1044"].Substring(5));
}
if (tags.ContainsKey("0018,1046"))
{
data.AddElementWithValueString(DcmTags.ContrastFlowRate, tags["0018,1046"].Substring(5));
}
if (tags.ContainsKey("0018,1047"))
{
data.AddElementWithValueString(DcmTags.ContrastFlowDuration, tags["0018,1047"].Substring(5));
}
if (tags.ContainsKey("0018,1049"))
{
data.AddElementWithValueString(DcmTags.ContrastBolusIngredientConcentration, tags["0018,1049"].Substring(5));
}
if (tags.ContainsKey("0018,1100"))
{
data.AddElementWithValueString(DcmTags.ReconstructionDiameter, tags["0018,1100"].Substring(5));
}
if (tags.ContainsKey("0018,1110"))
{
data.AddElementWithValueString(DcmTags.DistanceSourceToDetector, tags["0018,1110"].Substring(5));
}
if (tags.ContainsKey("0018,1111"))
{
data.AddElementWithValueString(DcmTags.DistanceSourceToPatient, tags["0018,1111"].Substring(5));
}
if (tags.ContainsKey("0018,1120"))
{
data.AddElementWithValueString(DcmTags.GantryDetectorTilt, tags["0018,1120"].Substring(5));
}
if (tags.ContainsKey("0018,1130"))
{
data.AddElementWithValueString(DcmTags.TableHeight, tags["0018,1130"].Substring(5));
}
if (tags.ContainsKey("0018,1140"))
{
data.AddElementWithValueString(DcmTags.RotationDirection, tags["0018,1140"].Substring(5));
}
if (tags.ContainsKey("0018,1150"))
{
data.AddElementWithValueString(DcmTags.ExposureTime, tags["0018,1150"].Substring(5));
}
if (tags.ContainsKey("0018,1151"))
{
data.AddElementWithValueString(DcmTags.XRayTubeCurrent, tags["0018,1151"].Substring(5));
}
if (tags.ContainsKey("0018,1152"))
{
data.AddElementWithValueString(DcmTags.Exposure, tags["0018,1152"].Substring(5));
}
if (tags.ContainsKey("0018,1160"))
{
data.AddElementWithValueString(DcmTags.FilterType, tags["0018,1160"].Substring(5));
}
if (tags.ContainsKey("0018,1170"))
{
data.AddElementWithValueString(DcmTags.GeneratorPower, tags["0018,1170"].Substring(5));
}
if (tags.ContainsKey("0018,1190"))
{
data.AddElementWithValueString(DcmTags.FocalSpots, tags["0018,1190"].Substring(5));
}
if (tags.ContainsKey("0018,1200"))
{
data.AddElementWithValueString(DcmTags.DateOfLastCalibration, tags["0018,1200"].Substring(5));
}
if (tags.ContainsKey("0018,1201"))
{
data.AddElementWithValueString(DcmTags.TimeOfLastCalibration, tags["0018,1201"].Substring(5));
}
if (tags.ContainsKey("0018,1210"))
{
data.AddElementWithValueString(DcmTags.ConvolutionKernel, tags["0018,1210"].Substring(5));
}
if (tags.ContainsKey("0018,5100"))
{
data.AddElementWithValueString(DcmTags.PatientPosition, tags["0018,5100"].Substring(5));
}
//if (tags.ContainsKey("0020,000D"))
// data.AddElementWithValueString(DcmTags.ContrastBolusStopTime, DateTime.Now.ToString());
//if (tags.ContainsKey("0020,000E"))
// data.AddElementWithValueString(DcmTags.ContrastBolusStopTime, DateTime.Now.ToString());
if (tags.ContainsKey("0020,0010"))
{
data.AddElementWithValueString(DcmTags.StudyID, tags["0020,0010"].Substring(5));
}
if (tags.ContainsKey("0020,0011"))
{
data.AddElementWithValueString(DcmTags.SeriesNumber, tags["0020,0011"].Substring(5));
}
if (tags.ContainsKey("0020,0012"))
{
data.AddElementWithValueString(DcmTags.AccessionNumber, tags["0020,0012"].Substring(5));
}
if (tags.ContainsKey("0020,0013"))
{
data.AddElementWithValueString(DcmTags.InstanceNumber, tags["0020,0013"].Substring(5));
}
if (tags.ContainsKey("0020,0032"))
{
data.AddElementWithValueString(DcmTags.ImagePositionPatient, tags["0020,0032"].Substring(5));
}
if (tags.ContainsKey("0020,0037"))
{
data.AddElementWithValueString(DcmTags.ImageOrientationPatient, tags["0020,0037"].Substring(5));
}
if (tags.ContainsKey("0020,0052"))
{
data.AddElementWithValueString(DcmTags.FrameOfReferenceUID, tags["0020,0052"].Substring(5));
}
if (tags.ContainsKey("0020,1040"))
{
data.AddElementWithValueString(DcmTags.PositionReferenceIndicator, tags["0020,1040"].Substring(5));
}
if (tags.ContainsKey("0020,1041"))
{
data.AddElementWithValueString(DcmTags.SliceLocation, tags["0020,1041"].Substring(5));
}
if (tags.ContainsKey("0020,4000"))
{
data.AddElementWithValueString(DcmTags.ImageComments, tags["0020,4000"].Substring(5));
}
//data.AddElementWithValueString(DcmTags.StudyTime, DateTime.Now.ToString());
//data.AddElementWithValueString(DcmTags.AccessionNumber, "");
//data.AddElementWithValueString(DcmTags.ReferringPhysiciansName, "");
//data.AddElementWithValueString(DcmTags.StudyID, "1");
//data.AddElementWithValueString(DcmTags.SeriesNumber, "1");
//data.AddElementWithValueString(DcmTags.ModalitiesInStudy, "CT");//CR
//data.AddElementWithValueString(DcmTags.Modality, "CT");//CR
//data.AddElementWithValueString(DcmTags.NumberOfStudyRelatedInstances, "1");
//data.AddElementWithValueString(DcmTags.NumberOfStudyRelatedSeries, "1");
//data.AddElementWithValueString(DcmTags.NumberOfSeriesRelatedInstances, "1");
//data.AddElementWithValueString(DcmTags.PatientOrientation, "HFS");//F/A
//data.AddElementWithValueString(DcmTags.ImageLaterality, "U");
if (tags.ContainsKey("0028,1050"))
{
data.AddElementWithValueString(DcmTags.WindowCenter, "1113");
}
if (tags.ContainsKey("0028,1051"))
{
data.AddElementWithValueString(DcmTags.WindowWidth, "749");
}
//data.AddElementWithValueString(DcmTags.WindowCenterWidthExplanation, "WINDOW1\\WINDOW2");
data.AddElementWithValueString(DcmTags.PixelRepresentation, "0");
data.AddElementWithValueString(DcmTags.RescaleIntercept, "0");//0
data.AddElementWithValueString(DcmTags.RescaleSlope, "1");
//data.AddElementWithValueString(DcmTags.RotationDirection, "CW");
//ushort bitdepth = 2;未使用过
DcmPixelData pixelData = new DcmPixelData(DcmTS.ImplicitVRLittleEndian);
pixelData.PixelRepresentation = 0;//ok
pixelData.ImageWidth = imgwidth;
pixelData.ImageHeight = imgheight;
pixelData.SamplesPerPixel = 1; //ok
pixelData.HighBit = 15; //ok
pixelData.BitsStored = 16; //ok
pixelData.BitsAllocated = 16; //ok
//pixelData.SamplesPerPixel = 1;
//pixelData.HighBit = 7;
//pixelData.BitsStored = 8;
//pixelData.BitsAllocated = 8;
pixelData.ImageType = "ORIGINAL\\PRIMARY\\AXIAL";
pixelData.PhotometricInterpretation = "MONOCHROME2";//2 byte gray? //ok
//pixelData.FragmentSize
//pixelData.IsLossy = true;
//pixelData.LossyCompressionMethod = "01";
pixelData.PixelDataElement = DcmElement.Create(DcmTags.PixelData, DcmVR.OW); //OB: Other Byte, OW: Other Word
//pixelData.AddFrame(bmpBytes);
pixelData.AddFrame(greybytes);
pixelData.UpdateDataset(data);
DicomFileFormat ff = new DicomFileFormat(data);
//string fileout = System.IO.Path.Combine(Directory.GetCurrentDirectory(), "greyimg_test.dcm");
ff.Save(fileout, Dicom.DicomWriteOptions.Default);//Default
ff = null;
return(fileout);
}
