public static void Run() { // ExStart:DICOMSimpleResizing // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an existing image. using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { image.Resize(200, 200); image.Save(dataDir + "DICOMSimpleResizing_out.bmp", new BmpOptions()); } // ExEnd:DICOMSimpleResizing }
public static void Run() { // ExStart:RotatingDICOMImage // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an existing image, Rotate Image & Save the resultant image. using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { image.Rotate(10); image.Save(dataDir + "RotatingDICOMImage_out.bmp", new BmpOptions()); } // ExEnd:RotatingDICOMImage }
public static void Run() { // ExStart:ApplyFilterOnDICOMImage // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an image using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { // Supply the filters to DICOM image and Save the results to output path. image.Filter(image.Bounds, new MedianFilterOptions(8)); image.Save(dataDir + "ApplyFilterOnDICOMImage_out.bmp", new BmpOptions()); } // ExEnd:ApplyFilterOnDICOMImage }
public static void Run() { // ExStart:DICOMCroppingByShifts // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an existing image. using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { // Call and supply the four values to Crop method and Save the results to disk image.Crop(1, 1, 1, 1); image.Save(dataDir + "DICOMCroppingByShifts_out.bmp", new BmpOptions()); } // ExEnd:DICOMCroppingByShifts }
public static void Run() { // ExStart:BinarizationWithOtsuThresholdOnDICOMImage // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an existing image. using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { // Binarize image with Otsu Thresholding and Save the resultant image. image.BinarizeOtsu(); image.Save(dataDir + "BinarizationWithOtsuThresholdOnDICOMImage_out.bmp", new BmpOptions()); } // ExEnd:BinarizationWithOtsuThresholdOnDICOMImage }
public static void Run() { // ExStart:DitheringForDICOMImage // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an existing image. using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { // Peform Threshold dithering on the image and Save the resultant image. image.Dither(DitheringMethod.ThresholdDithering, 1); image.Save(dataDir + "DitheringForDICOMImage_out.bmp", new BmpOptions()); } // ExEnd:DitheringForDICOMImage }
public static void Run() { // ExStart:GrayscalingOnDICOM // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an existing image. using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { // Transform image to its grayscale representation and Save the resultant image. image.Grayscale(); image.Save(dataDir + "GrayscalingOnDICOM_out.bmp", new BmpOptions()); } // ExEnd:GrayscalingOnDICOM }
public static void Run() { // ExStart:AdjustGammaDICOM // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load a DICOM image in an instance of DicomImage using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { // Adjust the gamma and Create an instance of BmpOptions for the resultant image and Save the resultant image image.AdjustGamma(50); image.Save(dataDir + "AdjustGammaDICOM_out.bmp", new BmpOptions()); } // ExEnd:AdjustGammaDICOM }
public static void Run() { //ExStart:AdjustBrightnessDICOM // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); Console.WriteLine("Running example AdjustBrightnessDicom"); using (var fileStream = new FileStream(dataDir + "file.dcm", FileMode.Open, FileAccess.Read)) using (DicomImage image = new DicomImage(fileStream)) { // Adjust the brightness and Create an instance of BmpOptions for the resultant image and Save the resultant image image.AdjustBrightness(50); image.Save(dataDir + "AdjustBrightnessDICOM_out.bmp", new BmpOptions()); } Console.WriteLine("Finished example AdjustBrightnessDicom"); //ExEnd:AdjustBrightnessDICOM }
/// <summary> /// Loads images as writablebitmaps to list - consumes a lot of memory but works fast /// Frames support added /// </summary> /// <param name="series"></param> public void LoadBitmapsFromStudy(DicomSeries series) { //load dicom files from series _loadedBitmapSources = new List <BitmapSource>(); _loadedDicomImages = new List <DicomImage>(); NumberOfImages = 0; foreach (var dicomFile in series.Instances) { try { if (dicomFile.Dataset.Contains(DicomTag.PixelData)) { var dicomImage = new DicomImage(dicomFile.Dataset); CurrentWindowWidth = dicomImage.WindowWidth; CurrentWindowCentre = dicomImage.WindowCenter; for (int i = 0; i < dicomImage.NumberOfFrames; i++) { var frame = dicomImage.RenderImage(i).AsWriteableBitmap(); _loadedBitmapSources.Add(frame); _loadedDicomImages.Add(dicomImage); } // var frames = Enumerable.Range(0, dicomImage.NumberOfFrames).Select(frame => dicomImage.RenderImage(frame).As<WriteableBitmap>()); //WriteableBitmap dicomBitmap = dicomImage.RenderImage(0).As<WriteableBitmap>(); // _loadedBitmapSources.Add(dicomBitmap); //_loadedBitmapSources.AddRange(frames.ToList()); } } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex.Message); System.Diagnostics.Debug.WriteLine(ex.InnerException); } } NumberOfImages = _loadedBitmapSources.Count; //NumberOfImages = _loadedDicomImages.Count; }
private DicomDataSet readDicom() { DicomImage dImage = Viewer.Images.Read(path + "\\00010001"); DicomDataSet dDSet = Viewer.Images.Read(path + "\\00010001"); List <DicomAttribute> allAttributes = dDSet.ToList(); String toShow = ""; for (int i = 0; i < allAttributes.Count; i++) { string group = allAttributes[i].Group.ToString("X4"); //first 4 numbers string element = allAttributes[i].Element.ToString("X4"); //second 4 numbers string key = allAttributes[i].Keyword; //textual string value = allAttributes[i].ToString(); toShow = toShow + group + "-" + element + "; " + key + "--->" + value + "\n"; } MessageBox.Show(toShow); return(dDSet); }
public Slice(DicomFile dF) { data = dF.Dataset; dicomImage = new DicomImage(data); Width = dicomImage.PixelData.Width; Height = dicomImage.PixelData.Height; // TODO: Read image depth Depth = 16; sliceLocation = dF.Dataset.GetValue <decimal>(DicomTag.SliceLocation, 0); sliceThickness = dF.Dataset.GetValue <decimal>(DicomTag.SliceThickness, 0); // TODO: Account for dicom files with more then one Frame pixelData = dicomImage.PixelData.GetFrame(0).Data; LoadLUT(@".\HotRed.lut"); LoadPixels(); }
public Stream getImageFile() { string filePath = string.Format("{0}{1}", Path.Combine(rootPath, studyInstanceUid, seriesInstanceUid, sopInstanceUid), ".dcm"); if (File.Exists(filePath)) { DicomImage imagedicom = new DicomImage(filePath); var bitmapImage = imagedicom.RenderImage().As <Bitmap>(); filePath = sopInstanceUid + ".jpg"; bitmapImage.Save(filePath); // Stream BmpStream = new MemoryStream(); // bitmapImage.Save(BmpStream,ImageFormat.Icon); return(File.Open(filePath, FileMode.Open)); } else { return(null);// string.Empty; } }
private void listView1_ItemSelectionChanged(object sender, ListViewItemSelectionChangedEventArgs e) { if (listView1.SelectedItems.Count > 0) { DicomFile dcmFile = new DicomFile(); dcmFile = ((DicomIcon)(e.Item.Tag)).m_DicomFile; int frames = dcmFile.Dataset.Get(DicomTag.NumberOfFrames, 0);//如果该字段不存在,则默认值为1 DicomFile tmpFile = dcmFile.Clone(); DicomImage dcmSingleImg = new DicomImage(tmpFile.Dataset); Image img = dcmSingleImg.RenderImage(0); Image process_img = ZoomPicture(img, pictureBox_Display.Width, pictureBox_Display.Height); pictureBox_Display.Image = process_img; _image = dcmSingleImg; dcmFile.Dataset.Get(DicomTag.NumberOfFrames, 0); _grayscale = !_image.PhotometricInterpretation.IsColor; if (_grayscale) { _windowWidth = _image.WindowWidth; _windowCenter = _image.WindowCenter; } int nRate = GetFrameRate(dcmSingleImg);//设置默认播放速度 numericUpDown1.Value = nRate; ushort group = ushort.Parse("0028", System.Globalization.NumberStyles.HexNumber); ushort element = ushort.Parse("0008", System.Globalization.NumberStyles.HexNumber); int frame_count = Convert.ToInt16(_image.Dataset.Get <string>(new DicomTag(group, element)));//设置进度条 trackBar1.Maximum = frame_count; StartPlay();//开启播放 } if (radiobtn1.Checked) //设置标签 { ShowDicomInfo(false); } else { ShowDicomInfo(true); } }
public static void Dcm2Jpg(Dcm2JpgOptions options) { var file = DicomFile.Open(@options.dcmPath); var image = new DicomImage(file.Dataset); var patientid = file.Dataset.Get <string>(DicomTag.PatientID); if (string.IsNullOrEmpty(patientid)) { patientid = GetTimeStamp(); } int x = file.Dataset.Get <int>(DicomTag.NumberOfFrames); for (var i = 0; i < x; i++) { var fileName = options.outJpgDir + "/" + patientid + "_" + (i + 1) + ".jpg"; image.RenderImage(i).AsBitmap().Save(@fileName); } Console.WriteLine("success: dcm转jpg成功"); }
public static void Run() { //ExStart:BinarizationWithBradleysAdaptiveThreshold // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); string inputFile = dataDir + "image.dcm"; Console.WriteLine("Running example BinarizationWithBradleysAdaptiveThreshold"); using (var fileStream = new FileStream(dataDir + "file.dcm", FileMode.Open, FileAccess.Read)) using (DicomImage image = new DicomImage(fileStream)) { // Binarize image with bradley's adaptive threshold and Save the resultant image. image.BinarizeBradley(10); image.Save(dataDir + "BinarizationWithBradleysAdaptiveThreshold_out.bmp", new BmpOptions()); } Console.WriteLine("Finished example BinarizationWithBradleysAdaptiveThreshold"); //ExEnd:BinarizationWithOtsuThresholdOnDICOMImage }
protected override void Upload ( fo.DicomDataset dicomObject, int frame, IStorageLocation storeLocation, DicomMediaProperties mediaProperties ) { var frameIndex = frame - 1; var dicomImage = new DicomImage(dicomObject, frameIndex); var bitmap = dicomImage.RenderImage(frameIndex).AsBitmap(); var stream = new MemoryStream( ); bitmap.Save(stream, System.Drawing.Imaging.ImageFormat.Jpeg); stream.Position = 0; storeLocation.Upload(stream, MediaType); }
public static void Run() { //ExStart:ApplyFilterOnDICOMImage // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); Console.WriteLine("Running example ApplyFilterDicom"); using (var fileStream = new FileStream(dataDir + "file.dcm", FileMode.Open, FileAccess.Read)) using (DicomImage image = new DicomImage(fileStream)) { // Supply the filters to DICOM image and Save the results to output path. image.Filter(image.Bounds, new MedianFilterOptions(8)); image.Save(dataDir + "ApplyFilterOnDICOMImage_out.bmp", new BmpOptions()); } Console.WriteLine("Finished example ApplyFilterDicom"); //ExEnd:ApplyFilterOnDICOMImage }
private async void ButtonDebugOnClick(object sender, EventArgs e) { lock (_output) { if (_output.Count <= SelectedIndex) { return; } } ImageProcessorOutput output = _output[SelectedIndex]; DicomFile sourceFile = await DicomFile.OpenAsync(output.SourceFile.FullName); using (Bitmap original = new DicomImage(sourceFile.Dataset).RenderImage().AsClonedBitmap()) { ImageProcessor ip = new ImageProcessor(original, debug: true); ip.Process(); } }
public void RenderRTWithDoubleValues() { var myDicomFile = DicomFile.Open(TestData.Resolve("RI6XDosiGap.dcm")); myDicomFile.Dataset.AddOrUpdate(DicomTag.VOILUTFunction, "LINEAR_EXACT"); var myDicomImage = new DicomImage(myDicomFile.Dataset); IImage myImg = myDicomImage.RenderImage(0); //var image = myImg.AsSharpImage(); //using (var fs = new FileStream("d:\\image.png", FileMode.OpenOrCreate)) //{ // image.Save(fs, new SixLabors.ImageSharp.Formats.Png.PngEncoder()); //} var col1 = myImg.GetPixel(myImg.Width / 2, myImg.Height / 2); Assert.True(col1.R > 0); }
public async Task OpenFiles() { var files = await _readerService.GetFilesAsync(); if (files == null || files.Count == 0) { return; } _images = null; File = null; NumberOfImages = 0; if (files.Count == 1) { File = files.Single(); } var imageFiles = files.Where(f => f.Dataset.Contains(DicomTag.PixelData)).ToList(); if (imageFiles.Count > 0) { _images = imageFiles.SelectMany( imageFile => { try { var dicomImage = new DicomImage(imageFile.Dataset); var frames = Enumerable.Range(0, dicomImage.NumberOfFrames) .Select(frame => dicomImage.RenderImage(frame).As <ImageSource>()); return(frames); } catch { return(new ImageSource[0]); } }).ToList(); NumberOfImages = _images.Count; } }
protected override void OnLoad(EventArgs e) { // execute on ThreadPool to avoid STA WaitHandle.WaitAll exception ThreadPool.QueueUserWorkItem(delegate(object s) { try { _image = new DicomImage(_file.Dataset); _grayscale = !_image.PhotometricInterpretation.IsColor; if (_grayscale) { _windowWidth = _image.WindowWidth; _windowCenter = _image.WindowCenter; } _frame = 0; Invoke(new WaitCallback(SizeForImage), _image); Invoke(new WaitCallback(DisplayImage), _image); } catch (Exception ex) { OnException(ex); } }); }
public void LoadDicomFile(string fileName) { var dicomImage = new DicomImage(fileName); for (var i = 0; i < dicomImage.NumberOfFrames; i++) { seriesInformation.AddFrames(dicomImage); } imageBox.Image = seriesInformation[0]; imageBox.Width = seriesInformation[0].Width; imageBox.Height = seriesInformation[0].Height; imageBox.FrameIndex = currentFrameIndex; vScrollBar.Maximum = seriesInformation.FramesCount - 1; vScrollBar.Value = currentFrameIndex; SetWindowLevel(40, 400); if (seriesInformation.FramesCount == 1) { SetLabel(); } }
// extract all frames from a .dcm file // overloaded for use with progress bar public static void dcm_to_png(string dcmFile, string pngTempDir, ProgressWindow progform) { var image = new DicomImage(dcmFile); int frames = image.NumberOfFrames; // number format, making sure its prefixed with appropriate number of zeros // currently guarantees a four digit number // (dont think ive see dicom files with thousands of frames?) string fmt = "0000"; for (int i = 0; i < frames; i++) { // render each frame as png image.RenderImage(i).Save(pngTempDir + i.ToString(fmt) + ".png"); int iout = (((i + 1) * 100) / frames); progform.setProgress(iout); } }
public static void Run() { // ExStart:DICOMSOtherImageResizingOptions // The path to the documents directory. string dataDir = RunExamples.GetDataDir_DICOM(); // Load an existing image. using (DicomImage image = new DicomImage(dataDir + "image.dcm")) { image.ResizeHeightProportionally(100, ResizeType.AdaptiveResample); image.Save(dataDir + "DICOMSOtherImageResizingOptions_out.bmp", new BmpOptions()); } using (DicomImage image1 = new DicomImage(dataDir + "image.dcm")) { image1.ResizeWidthProportionally(150, ResizeType.AdaptiveResample); image1.Save(dataDir + "DICOMSOtherImageResizingOptions1_out.bmp", new BmpOptions()); } // ExEnd:DICOMSOtherImageResizingOptions }
private static void Main(string[] args) { // Initialize log manager. LogManager.SetImplementation(ConsoleLogManager.Instance); var stopwatch = new System.Diagnostics.Stopwatch(); stopwatch.Start(); var printJob = new PrintJob("DICOM PRINT JOB") { RemoteAddress = "localhost", RemotePort = 8000, CallingAE = "PRINTSCU", CalledAE = "PRINTSCP" }; printJob.StartFilmBox("STANDARD\\1,1", "PORTRAIT", "A4"); printJob.FilmSession.IsColor = false; //set to true to print in color //greyscale var dicomImage = new DicomImage(@"Data\1.3.51.5155.1353.20020423.1100947.1.0.0.dcm"); //color //var dicomImage = new DicomImage(@"Data\US-RGB-8-epicard.dcm"); var bitmap = dicomImage.RenderImage().As <Bitmap>(); printJob.AddImage(bitmap, 0); bitmap.Dispose(); printJob.EndFilmBox(); printJob.Print(); stopwatch.Stop(); Console.WriteLine(); Console.WriteLine(stopwatch.Elapsed); }
/// <summary> /// open and show dicom file /// </summary> /// <param name="dicmFile"></param> /// <returns></returns> public bool OpenImage(string dicomFile) { try { var image = new DicomImage(dicomFile); #pragma warning disable CS0618 var pixelData = image.PixelData.GetFrame(0).Data; this.bits = image.Dataset.Get <int>(DicomTag.BitsStored); this.width = image.Width; this.height = image.Height; this.ww = image.WindowWidth; this.wl = image.WindowCenter; SetWindowInfo(ww, wl); if (bits > 8) { raw16BitBuffer = new byte[width * height * 2]; Array.Copy(pixelData, raw16BitBuffer, pixelData.Length); } else { raw8BitBuffer = new byte[width * height]; Array.Copy(pixelData, raw8BitBuffer, pixelData.Length); } var writeableBitmap = ConvertUtil.GetWriteableBitmap(pixelData, this.width, this.height, this.bits); var imageSource = ConvertUtil.GetImageSource(writeableBitmap); this.image.Source = imageSource; HasImage = true; ResetZoomPoint(); return(true); } catch { return(false); } }
public void DrawImageBox(ImageBox imgBox, Graphics graphics, RectangleF box, int imageResolution) { var imageSequence = imgBox.ImageSequence; var state = graphics.Save(); FillBox(box, graphics); var imageBox = box; if (_currentFilmBox.Trim == "YES") { imageBox.Inflate(-Hundredths, -Hundredths); } if (imageSequence != null && imageSequence.Contains(DicomTag.PixelData)) { Image bitmap = null; try { var image = new DicomImage(imageSequence); var frame = image.RenderImage(); bitmap = frame; if (imgBox.Polarity == "REVERSE") { bitmap = Transform((Bitmap)bitmap); } DrawBitmap(graphics, box, bitmap, imageResolution); } finally { if (bitmap != null) { bitmap.Dispose(); } } } graphics.Restore(state); }
public byte[] GetImageBytes(DicomFile file, int frame) { if (file != null) { Debug.WriteLine(file.GetType().ToString()); var name = file.Dataset.Get<string>(DicomTag.PatientName); if (name != null) Debug.WriteLine(name); var dicomImage = new DicomImage(file.Dataset); var image = dicomImage.RenderImage(frame); return image.AsUIImage().AsPNG().ToArray(); } return null; }
public void DicomPixelData_TestDefaultWindowing() { // an image, that contains several values in 0028,1050 and 0028,1051 var img = new DicomImage(@"Test Data\IM-0001-0001-0001.dcm"); img.RenderImage(0); Assert.Equal(img.Dataset.GetValue <double>(DicomTag.WindowWidth, 0), img.WindowWidth); Assert.Equal(img.Dataset.GetValue <double>(DicomTag.WindowCenter, 0), img.WindowCenter); // an image, that contains one windowing-setting img = new DicomImage(@"Test Data\CR-MONO1-10-chest"); img.RenderImage(0); Assert.Equal(img.Dataset.GetSingleValue <double>(DicomTag.WindowWidth), img.WindowWidth); Assert.Equal(img.Dataset.GetSingleValue <double>(DicomTag.WindowCenter), img.WindowCenter); // an image with no windowing-setting img = new DicomImage(@"Test Data\GH227.dcm"); img.RenderImage(0); Assert.Equal(255, img.WindowWidth); Assert.Equal(127.5, img.WindowCenter); }
private void onDicomArrived(object sender, FileSystemEventArgs e) { try { var dicomImage = new DicomImage(Path.Combine(watcher.Path, Constants.tempFileName)); extractData(dicomImage); try { seriesThumb = dicomImage.RenderImage().AsClonedBitmap(); manualResetEvent.Set(); } catch (Exception exc) { isImage = false; } } catch (Exception exc) { Console.WriteLine("got this exception: " + exc.Message); } }
/// <summary> /// Process click of convert to PNG menu item in process menu. /// </summary> /// <param name="sender">The event sender.</param> /// <param name="e">The event arguments.</param> private void ConvertToPngToolStripMenuItem_Click(object sender, EventArgs e) { var openFolderDialog = new FolderBrowserDialog { SelectedPath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments) }; if (openFolderDialog.ShowDialog().Equals(DialogResult.OK)) { var paths = (from DataGridViewRow dataGridViewRow in this.dataGridView.Rows select dataGridViewRow.Cells["FilePathColumn"].Value as string).ToList(); Parallel.ForEach(paths, path => { var newPath = Path.Combine(openFolderDialog.SelectedPath, Path.GetFileNameWithoutExtension(path) + ".png"); var image = new DicomImage(path); image.RenderImage().Save(newPath, ImageFormat.Png); image = null; }); } }
private void loadDicomButton_Click(object sender, EventArgs e) { OpenFileDialog ofd = new OpenFileDialog() { Filter = "DICOM|*.dcm" }; if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK) { DicomFile file = DicomFile.Open(ofd.FileName); Bitmap img = new DicomImage(ofd.FileName).RenderImage().AsClonedBitmap(); globalOutBitmap = img; pictureOut.Image = img; pictureSinogram.Image = null; pictureIn.Image = null; buttonStart.Enabled = false; scrollProgress.Enabled = false; buttonSaveSinogram.Enabled = false; textBoxName.Enabled = true; textBoxName.Text = file.Dataset.GetSingleValue <string>(DicomTag.PatientName); textBoxID.Enabled = true; textBoxID.Text = file.Dataset.GetSingleValue <string>(DicomTag.PatientID); dateTimePickerBirthDate.Enabled = true; dateTimePickerBirthDate.Value = DateTime.Parse(file.Dataset.GetSingleValue <string>(DicomTag.PatientBirthDate)); String gender = file.Dataset.GetSingleValue <string>(DicomTag.PatientSex); radioButtonGenderF.Enabled = true; radioButtonGenderM.Enabled = true; if (gender == "M") { radioButtonGenderM.Checked = true; radioButtonGenderF.Checked = false; } else { radioButtonGenderM.Checked = false; radioButtonGenderF.Checked = true; } saveDicomButton.Enabled = true; } }
private void OnClickSave(object sender, EventArgs e) { var sfd = new SaveFileDialog(); sfd.Filter = "DICOM (*.dcm)|*.dcm|Image (*.bmp;*.jpg;*.png;*.gif)|*.bmp;*.jpg;*.png;*.gif"; if (sfd.ShowDialog() == DialogResult.Cancel) { return; } if (sfd.FilterIndex == 1) { var file = new DicomFile(_file.Dataset); file.Save(sfd.FileName); } else { var image = new DicomImage(_file.Dataset); image.RenderImage().As <Image>().Save(sfd.FileName); } }
public MemoryStream Render(float scale, int offsetX, int offsetY, int canvasWidth, int canvasHeight) { if (m_Bitmap == null) { var image = new DicomImage(m_File.Dataset); using (var renderedImage = image.RenderImage()) { m_Bitmap = renderedImage.AsClonedBitmap(); } } using (var canvasBitmap = new Bitmap(canvasWidth, canvasHeight)) { using (var graphics = Graphics.FromImage(canvasBitmap)) { graphics.DrawImage(m_Bitmap, GetRenderedRect(scale, offsetX, offsetY, m_Bitmap.Size, canvasBitmap.Size)); } var stream = new MemoryStream(); canvasBitmap.Save(stream, ImageFormat.Jpeg); return(stream); } }
/// <summary> /// Dicomファイルの読み込み /// </summary> /// <returns></returns> private bool ReadDicom() { if (_DicomDir.Length < 1) { return(false); } var dicomFiles = Directory.GetFiles(_DicomDir, @"*", SearchOption.TopDirectoryOnly); _Slices.Clear(); foreach (var f in dicomFiles) { var dicomImg = new DicomImage(f); if (dicomImg == null) { continue; } if (_Slices.Count < 1) { _SliceThickness = dicomImg.Dataset.GetValue <double>(new DicomTag(0x18, 0x50), 0); _PixelSpacingX = dicomImg.Dataset.GetValue <double>(new DicomTag(0x28, 0x30), 0); _PixelSpacingY = dicomImg.Dataset.GetValue <double>(new DicomTag(0x28, 0x30), 1); _ImgW = dicomImg.Width; _ImgH = dicomImg.Height; _LineSheet = new Mat(new Size(_ImgW, _ImgH), MatType.CV_8UC3, new Scalar(0, 0, 255)); } _Slices.Add(new Mat(_ImgH, _ImgW, MatType.CV_16SC1, dicomImg.PixelData.GetFrame(0).Data)); _LineVolume.Add(new Mat(_ImgH, _ImgW, MatType.CV_8UC1, new Scalar(0))); } if (_Slices.Count < 1) { MessageBox.Show("Can't find Dicom image"); return(false); } TbrSliceIdx.Minimum = 0; TbrSliceIdx.Maximum = _Slices.Count - 1; TbrSliceIdx.Value = 0; return(true); }
public static RawData FromDicom(string filename) { RawData raw = new RawData { SourceFileName = Path.GetFileName(filename), SourcePath = filename, }; try { var dicomImage = new DicomImage(raw.SourcePath); raw.Width = dicomImage.Width; raw.Height = dicomImage.Height; raw.FrameCount = dicomImage.NumberOfFrames; raw.PixelsPerFrame = raw.Width * raw.Height; raw.Size = raw.PixelsPerFrame * raw.FrameCount; raw.Data = new ushort[raw.Size]; byte[] buffer = dicomImage.Dataset.GetDicomItem <DicomElement>(DicomTag.PixelData).Buffer.Data; for (int frameIdx = 0; frameIdx < raw.FrameCount; frameIdx++) { int dataOffset = frameIdx * raw.PixelsPerFrame; int sourceOffset = dataOffset * 2; for (int i = 0; i < raw.PixelsPerFrame; i++) { int bufferOffset = sourceOffset + i * 2; byte low = buffer[bufferOffset]; byte high = buffer[bufferOffset + 1]; raw.Data[dataOffset + i] = (ushort)(high * 256 + low); } } } catch { return(null); } return(raw); }
internal static async Task <IImage> GetLocalImageAsyn(string sOPInstanceUID, int frameIndex) { var tmp = Sqlhelper.Exesql($"Select * FROM Local_Frame WHERE SOPInstanceUID=\'{sOPInstanceUID}\' and FrameIndex = {frameIndex}"); if (tmp.Rows.Count != 0) { String FilePath = tmp.Rows[0]["LocalFilePath"].ToString(); //var df = DicomFile.Open(@"D:\ProjectHub\WSILIB\WSILIB\bin\Debug\1.dcm"); int LocalFrameIndex = int.Parse(tmp.Rows[0]["LocalFrameIndex"].ToString()); var dcmFile = DicomFile.Open(FilePath); var ans = new DicomImage(dcmFile.Dataset); var my = ans.RenderImage(LocalFrameIndex); return(my); } else { NetWork netWork = new NetWork(); await netWork.SaveTargetFramesAsyn(sOPInstanceUID, frameIndex); return(null); } }