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封装多帧dicm图像

發布時間:2023/12/31 编程问答 37 豆豆
生活随笔 收集整理的這篇文章主要介紹了 封装多帧dicm图像 小編覺得挺不錯的,現在分享給大家,幫大家做個參考.

原文是(https://stackoverflow.com/questions/40482993/creation-of-multi-frame-dicom-image-using-dcm4che3java)
因為dcm4che2版本的jar包已經無法下載了,所以我直接把dcm4che2的class類復制到了項目中。

package yd.jpg2dcmbyJava.dcm2.test;import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import java.util.UUID;import javax.imageio.IIOImage; import javax.imageio.ImageIO; import javax.imageio.ImageWriter; import javax.imageio.stream.FileImageOutputStream;import yd.jpg2dcmbyJava.dcm2.data.BasicDicomObject; import yd.jpg2dcmbyJava.dcm2.data.DicomObject; import yd.jpg2dcmbyJava.dcm2.data.Tag; import yd.jpg2dcmbyJava.dcm2.data.UID; import yd.jpg2dcmbyJava.dcm2.data.VR; import yd.jpg2dcmbyJava.dcm2.image.DicomImageWriterSpi; import yd.jpg2dcmbyJava.dcm2.image.DicomStreamMetaData; import yd.jpg2dcmbyJava.dcm2.util.UIDUtils;/*** 封裝多圖,測試可行* @author D140**/ public class Mpeg2Dicom {public Mpeg2Dicom() {}public DicomObject createDicomHeader(BufferedImage sampleFrame, int numberOfFrames) {int colorComponents = sampleFrame.getColorModel().getNumColorComponents();int bitsPerPixel = sampleFrame.getColorModel().getPixelSize();int bitsAllocated = (bitsPerPixel / colorComponents);int samplesPerPixel = colorComponents;// DICOM對象,它將保存我們的幀DicomObject dicom = new BasicDicomObject();// 將患者相關信息添加到DICOM數據集dicom.putString(Tag.PatientName, VR.PN, "dxy");dicom.putString(Tag.PatientID, VR.LO, "1234ID");dicom.putDate(Tag.PatientBirthDate, VR.DA, new java.util.Date());dicom.putString(Tag.PatientSex, VR.CS, "M");// 將研究相關信息添加到DICOM數據集dicom.putString(Tag.StudyID, VR.SH, "1");dicom.putString(Tag.StudyDescription, VR.LO, "MULTIFRAME STUDY");dicom.putDate(Tag.StudyDate, VR.DA, new java.util.Date());dicom.putDate(Tag.StudyTime, VR.TM, new java.util.Date());// 向DICOM數據集添加系列相關信息dicom.putInt(Tag.SeriesNumber, VR.IS, 1);dicom.putDate(Tag.SeriesDate, VR.DA, new java.util.Date());dicom.putDate(Tag.SeriesTime, VR.TM, new java.util.Date());dicom.putString(Tag.SeriesDescription, VR.LO, "MULTIFRAME SERIES"); //系列的描述dicom.putString(Tag.Modality, VR.CS, "SC"); // 二次捕獲// 向DICOM數據集添加與圖像相關的信息dicom.putInt(Tag.InstanceNumber, VR.IS, 1);//實例編號dicom.putInt(Tag.SamplesPerPixel, VR.US, samplesPerPixel); //樣品每像素dicom.putString(Tag.PhotometricInterpretation, VR.CS, "RGB"); //光度解釋dicom.putInt(Tag.Rows, VR.US, sampleFrame.getHeight());dicom.putInt(Tag.Columns, VR.US, sampleFrame.getWidth());dicom.putInt(Tag.BitsAllocated, VR.US, bitsAllocated);dicom.putInt(Tag.BitsStored, VR.US, bitsAllocated);dicom.putInt(Tag.HighBit, VR.US, bitsAllocated-1);dicom.putInt(Tag.PixelRepresentation, VR.US, 0); //像素表示// 添加唯一標識符dicom.putString(Tag.SOPClassUID, VR.UI, UID.SecondaryCaptureImageStorage);dicom.putString(Tag.StudyInstanceUID, VR.UI, UIDUtils.createUID());dicom.putString(Tag.SeriesInstanceUID, VR.UI, UIDUtils.createUID());dicom.putString(Tag.SOPInstanceUID, VR.UI, UIDUtils.createUID());//多幀信息開始:dicom.putInt(Tag.StartTrim, VR.IS, 1); // 從第一幀開始dicom.putInt(Tag.StopTrim, VR.IS, numberOfFrames); // 停在坐標系Ndicom.putString(Tag.FrameTime, VR.DS, "33.33"); // 毫秒(每秒30幀)dicom.putString(Tag.FrameDelay, VR.DS, "0.0"); //沒有幀延遲dicom.putInt(Tag.NumberOfFrames, VR.IS, numberOfFrames); //線路條數dicom.putInt(Tag.RecommendedDisplayFrameRate, VR.IS, 3); //推薦顯示幀率dicom.putInt(Tag.FrameIncrementPointer, VR.AT, Tag.FrameTime);//增加幀指針//多幀信息結束。//添加默認字符集dicom.putString(Tag.SpecificCharacterSet, VR.CS, "ISO_IR 100");dicom.putString(Tag.TransferSyntaxUID, VR.UI, "1.2.840.10008.1.2.1");//1.2.840.10008.1.2.4.50dicom.putInt(Tag.NumberOfFrames, VR.IS, 4);//表示dcm中包含幾張圖片return dicom;}public void encodeMultiframe(File[] frames, File dest) throws IOException {// 狀態消息System.out.println("Creating Multiframe File...");// 創建DICOM映像寫入器實例并設置其輸出ImageWriter writer = new DicomImageWriterSpi().createWriterInstance();FileImageOutputStream output = new FileImageOutputStream(dest);writer.setOutput(output);// 從圖像數組中獲取圖像樣本BufferedImage sample = ImageIO.read(frames[0]);// 為我們的DICOM圖像寫入器創建一個新的數據集(標頭/元數據)DicomObject ds = this.createDicomHeader(sample, frames.length);// 將元數據設置為DICOM圖像寫入器,并準備對多幀序列進行編碼DicomStreamMetaData writeMeta = (DicomStreamMetaData) writer.getDefaultStreamMetadata(null);writeMeta.setDicomObject(ds);writer.prepareWriteSequence(writeMeta);System.out.println("Start of Write Sequence...");//----------------------------------------------------------------for (int i = 0; i < frames.length; i++) {// 狀態消息System.out.println("Encoding frame # "+ (i+1));// 將PNG文件讀入BufferedImage對象BufferedImage frame = ImageIO.read(frames[i]);// 創建一個新的IIOImage保存到DICOM多幀序列中IIOImage iioimage = new IIOImage(frame, null, null);// 將我們的圖像寫入DICOM多幀序列System.out.println("iioimage"+iioimage);writer.writeToSequence(iioimage, null);}// 狀態消息System.out.println("End of Write Sequence.");// 創建了多幀文件。結束序列并關閉輸出流。writer.endWriteSequence();output.close();// 狀態消息System.out.println("Multiframe File Created.");}public static void main(String[] args) { try {// 創建類的實例Mpeg2Dicom f = new Mpeg2Dicom();// 為提取的FFMPEG圖像創建文件數組File[] frames = new File("H://img//testBmp").listFiles();// 創建DICOM多幀文件UUID id=UUID.randomUUID();f.encodeMultiframe(frames, new File("H://img//img3.dcm"));} catch (Exception e) {// 打印異常e.printStackTrace();}} }

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