public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_src))
{
dataset.AddElementWithValueString(_dst, dataset.GetValueString(_src));
}
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag) && dataset.GetValueString(_tag) == _match)
{
dataset.AddElementWithValueString(_tag, _value);
}
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
dataset.AddElementWithValueString(_tag, value.ToLower());
}
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
dataset.AddElementWithValueString(_tag, _prefix + value);
}
}
public bool Match(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag).Trim();
return(String.IsNullOrEmpty(value));
}
return(true);
}
public bool Match(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
return(value.EndsWith(_value));
}
return(false);
}
public bool Match(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
return(Wildcard.Match(_pattern, value));
}
return(false);
}
public bool Match(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
return(_regex.IsMatch(value));
}
return(false);
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
value = Regex.Replace(value, _pattern, _replacement);
dataset.AddElementWithValueString(_tag, value);
}
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
string[] parts = value.Split(_seperators);
value = String.Format(_format, parts);
dataset.AddElementWithValueString(_tag, value);
}
}
public static WindowLevel[] FromDataset(DcmDataset dataset)
{
List <WindowLevel> settings = new List <WindowLevel>();
if (dataset.Contains(DicomTags.WindowCenter) && dataset.Contains(DicomTags.WindowWidth))
{
string[] wc = dataset.GetDS(DicomTags.WindowCenter).GetValues();
string[] ww = dataset.GetDS(DicomTags.WindowWidth).GetValues();
if (wc.Length != ww.Length)
{
throw new DicomImagingException("Window Center count does not match Window Width count");
}
string[] desc = null;
if (dataset.Contains(DicomTags.WindowCenterWidthExplanation))
{
desc = dataset.GetLO(DicomTags.WindowCenterWidthExplanation).GetValues();
}
for (int i = 0; i < wc.Length; i++)
{
double window;
double level;
if (!Double.TryParse(ww[i], out window) || !Double.TryParse(wc[i], out level))
{
throw new DicomImagingException("Unable to parse Window/Level [wc: {0}; ww: {1}]", wc[i], ww[i]);
}
string description = String.Empty;
if (desc != null && i < desc.Length)
{
description = desc[i];
}
settings.Add(new WindowLevel(description, window, level));
}
}
return(settings.ToArray());
}
private void Load(DcmDataset ds)
{
_rows = ds.GetUInt16(OverlayTag(DicomTags.OverlayRows), 0);
_columns = ds.GetUInt16(OverlayTag(DicomTags.OverlayColumns), 0);
_type = ds.GetString(OverlayTag(DicomTags.OverlayType), "Unknown");
DicomTag tag = OverlayTag(DicomTags.OverlayOrigin);
if (ds.Contains(tag))
{
short[] xy = ds.GetSS(tag).GetValues();
if (xy != null && xy.Length == 2)
{
_originX = xy[0];
_originY = xy[1];
}
}
_bitsAllocated = ds.GetUInt16(OverlayTag(DicomTags.OverlayBitsAllocated), 1);
_bitPosition = ds.GetUInt16(OverlayTag(DicomTags.OverlayBitPosition), 0);
tag = OverlayTag(DicomTags.OverlayData);
if (ds.Contains(tag))
{
DcmElement elem = ds.GetElement(tag);
_data = elem.ByteBuffer.ToBytes();
}
_description = ds.GetString(OverlayTag(DicomTags.OverlayDescription), String.Empty);
_subtype = ds.GetString(OverlayTag(DicomTags.OverlaySubtype), String.Empty);
_label = ds.GetString(OverlayTag(DicomTags.OverlayLabel), String.Empty);
_frames = ds.GetInt32(OverlayTag(DicomTags.NumberOfFramesInOverlay), 1);
_frameOrigin = ds.GetUInt16(OverlayTag(DicomTags.ImageFrameOrigin), 1);
//TODO: include ROI
}
public bool Match(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
foreach (string v in _values)
{
if (v == value)
{
return(true);
}
}
}
return(false);
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
if (_totalLength < 0)
{
value = value.PadLeft(-_totalLength, _paddingChar);
}
else
{
value = value.PadRight(_totalLength, _paddingChar);
}
dataset.AddElementWithValueString(_tag, value);
}
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
string[] parts = value.Split('\\');
for (int i = 0; i < parts.Length; i++)
{
if (parts[i].Length > _length)
{
parts[i] = parts[i].Substring(0, _length);
}
}
value = String.Join("\\", parts);
dataset.AddElementWithValueString(_tag, value);
}
}
private void DumpDisplayDataset(string instanceName, DcmDataset dataset)
{
if (dataset != null)
{
var xmlDoc = XDicom.ToXML(dataset, XDicomOptions.None);
var txtWriter = new StringWriter();
xmlDoc.Save(txtWriter);
dicomDumpTextBox.Text = txtWriter.ToString();
dicomImage.Source = dataset.Contains(DicomTags.PixelData)
? GetImageSource(dataset)
: null;
}
else
{
dicomDumpTextBox.Text = String.Format(Resources["noDicomDataMsg"].ToString(), instanceName);
dicomImage.Source = null;
}
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
if (_position == DicomTrimPosition.Both)
{
if (_trim != null)
{
value = value.Trim(_trim);
}
else
{
value = value.Trim();
}
}
else if (_position == DicomTrimPosition.Start)
{
if (_trim != null)
{
value = value.TrimStart(_trim);
}
else
{
value = value.TrimStart();
}
}
else
{
if (_trim != null)
{
value = value.TrimEnd(_trim);
}
else
{
value = value.TrimEnd();
}
}
dataset.AddElementWithValueString(_tag, value);
}
}
public override void FromDataset(DcmDataset dataset)
{
//dataset.Dump();
_dataset = dataset;
dataset.LoadDicomFields(this);
if (dataset.Contains(DicomTags.ScheduledProcedureStepSequence))
{
DcmItemSequence sq = dataset.GetSQ(DicomTags.ScheduledProcedureStepSequence);
if (sq.SequenceItems.Count > 0)
{
DcmItemSequenceItem sps = sq.SequenceItems[0];
Modality = sps.Dataset.GetString(DicomTags.Modality, String.Empty);
ScheduledStationAETitle = sps.Dataset.GetString(DicomTags.ScheduledStationAETitle, String.Empty);
ScheduledProcedureStartDate = sps.Dataset.GetDateTime(DicomTags.ScheduledProcedureStepStartDate, 0, DateTime.MinValue);
ScheduledProcedureStartTime = sps.Dataset.GetDateTime(DicomTags.ScheduledProcedureStepStartTime, 0, DateTime.MinValue);
ScheduledPerformingPhysicianName = sps.Dataset.GetString(DicomTags.ScheduledPerformingPhysiciansName, String.Empty);
ScheduledProcedureStepDescription = sps.Dataset.GetString(DicomTags.ScheduledProcedureStepDescription, String.Empty);
ScheduledProcedureStepID = sps.Dataset.GetString(DicomTags.ScheduledProcedureStepID, String.Empty);
ScheduledProcedureStepLocation = sps.Dataset.GetString(DicomTags.ScheduledProcedureStepLocation, String.Empty);
}
}
}
public void Transform(DcmDataset dataset)
{
if (dataset.Contains(_tag))
{
string value = dataset.GetValueString(_tag);
if (_position == DicomTrimPosition.Start || _position == DicomTrimPosition.Both)
{
while (value.StartsWith(_trim))
{
value = value.Substring(_trim.Length);
}
}
if (_position == DicomTrimPosition.End || _position == DicomTrimPosition.Both)
{
while (value.EndsWith(_trim))
{
value = value.Substring(0, value.Length - _trim.Length);
}
}
dataset.AddElementWithValueString(_tag, value);
}
}
public DcmPixelData(DcmDataset dataset)
{
_transferSyntax = dataset.InternalTransferSyntax;
_lossy = dataset.GetString(DicomTags.LossyImageCompression, "00") != "00";
_lossyMethod = dataset.GetString(DicomTags.LossyImageCompressionMethod, String.Empty);
_lossyRatio = dataset.GetString(DicomTags.LossyImageCompressionRatio, String.Empty);
_frames = dataset.GetInt32(DicomTags.NumberOfFrames, 1);
_width = dataset.GetUInt16(DicomTags.Columns, 0);
_height = dataset.GetUInt16(DicomTags.Rows, 0);
_bitsStored = dataset.GetUInt16(DicomTags.BitsStored, 0);
_bitsAllocated = dataset.GetUInt16(DicomTags.BitsAllocated, 0);
_highBit = dataset.GetUInt16(DicomTags.HighBit, (ushort)(_bitsStored - 1));
_samplesPerPixel = dataset.GetUInt16(DicomTags.SamplesPerPixel, 0);
_pixelRepresentation = dataset.GetUInt16(DicomTags.PixelRepresentation, 0);
_planarConfiguration = dataset.GetUInt16(DicomTags.PlanarConfiguration, 0);
_photometricInterpretation = dataset.GetString(DicomTags.PhotometricInterpretation, String.Empty);
_rescaleSlope = dataset.GetDouble(DicomTags.RescaleSlope, 1.0);
_rescaleIntercept = dataset.GetDouble(DicomTags.RescaleIntercept, 0.0);
_pixelDataItem = dataset.GetItem(DicomTags.PixelData);
_hasPixelPadding = dataset.Contains(DicomTags.PixelPaddingValue);
if (_hasPixelPadding)
{
DcmElement elem = dataset.GetElement(DicomTags.PixelPaddingValue);
if (elem is DcmUnsignedShort && elem.GetVM() > 0)
{
_pixelPaddingValue = (elem as DcmUnsignedShort).GetValue();
}
else if (elem is DcmSignedShort && elem.GetVM() > 0)
{
_pixelPaddingValue = (elem as DcmSignedShort).GetValue();
}
else
{
_pixelPaddingValue = MinimumDataValue;
}
}
}
private DicomReadStatus ParseTag(DicomTag stopAtTag, DicomReadOptions options)
{
if (_tag == null)
{
if (_remain >= 4)
{
_pos = _stream.Position + _offset;
ushort g = _reader.ReadUInt16();
if (Flags.IsSet(options, DicomReadOptions.FileMetaInfoOnly) && g != 0x0002)
{
_stream.Seek(-2, SeekOrigin.Current);
return(DicomReadStatus.SuccessEndRead);
}
ushort e = _reader.ReadUInt16();
if (DicomTag.IsPrivateGroup(g) && e > 0x00ff)
{
uint card = DicomTag.GetCard(g, e);
if ((card & 0xffffff00) != _privateCreatorCard)
{
_privateCreatorCard = card & 0xffffff00;
DicomTag pct = DicomTag.GetPrivateCreatorTag(g, e);
DcmDataset ds = _dataset;
if (_sds.Count > 0 && _sds.Count == _sqs.Count)
{
ds = _sds.Peek();
if (!ds.Contains(pct))
{
ds = _dataset;
}
}
_privateCreatorId = ds.GetString(pct, String.Empty);
}
_tag = new DicomTag(g, e, _privateCreatorId);
}
else
{
_tag = new DicomTag(g, e);
if (g == 0xfffe)
{
if (_tag == DicomTags.Item ||
_tag == DicomTags.ItemDelimitationItem ||
_tag == DicomTags.SequenceDelimitationItem)
{
_vr = DicomVR.NONE;
}
}
}
_remain -= 4;
_bytes += 4;
_read += 4;
}
else
{
return(NeedMoreData(4));
}
}
if (_tag == DicomTags.ItemDelimitationItem && Flags.IsSet(options, DicomReadOptions.SequenceItemOnly))
{
return(DicomReadStatus.SuccessEndRead);
}
if (_tag >= stopAtTag)
{
return(DicomReadStatus.SuccessEndRead);
}
return(DicomReadStatus.Success);
}
public bool Match(DcmDataset dataset)
{
return(dataset.Contains(_tag));
}
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);
}
