Java解析dcm医学影像文件并提取文件信息 Java实现解析dcm医学影像文件并提取文件信息的方法示例

<dependency>
  <groupId>org.dcm4che</groupId>
  <artifactId>dcm4che-core</artifactId>
  <version>3.3.2</version>
</dependency>

/**
 * projectName: xxx
 * fileName: DisplayTag.java
 * packageName: com.xxxx.xxxx.common.util
 * date: 2018-03-26 10:07
 * copyright(c) 2017-2020 xxx公司
 */
package com.gz.medicine.common.util;
import java.awt.image.Raster;
import java.io.File;
import java.io.IOException;
import java.sql.Time;
import java.util.Arrays;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.dcm4che3.data.Attributes;
import org.dcm4che3.data.ElementDictionary;
import org.dcm4che3.data.Fragments;
import org.dcm4che3.data.Sequence;
import org.dcm4che3.data.Tag;
import org.dcm4che3.data.VR;
import org.dcm4che3.io.DicomEncodingOptions;
import org.dcm4che3.io.DicomInputStream;
import org.dcm4che3.io.DicomOutputStream;
import org.dcm4che3.util.SafeClose;
import java.awt.image.Raster;
import java.io.IOException;
import java.util.Arrays;
/**
 * @version: V1.0
 * @author: fendo
 * @className: DisplayTag
 * @packageName: com.xxxx.xxxx.common.util
 * @description: Tag解析
 * @data: 2018-03-26 10:07
 **/
public final class DisplayTag {
  private static Attributes obj=null, object =null;
  private static DicomInputStream din;
  private static double resultFactorDix;
  private String result = null;
  private Double result2 = null;
  private String nom = null;
  private String nounString = null;
  private int val2 = 0;
  private int valeurReturn;
  private String nounUnit = null;
  private static double resultFacteurDix = 0;
  private Double valueSpatial = null;
  private String nounUnitRatio = null;
  private  DicomInputStream dis;
  private static final char[] HEX_DIGITS = {
      '0' , '1' , '2' , '3' , '4' , '5' ,
      '6' , '7' , '8' , '9' , 'A' , 'B' ,
      'C' , 'D' , 'E' , 'F'
  };
  private DicomEncodingOptions encOpts = DicomEncodingOptions.DEFAULT;
  private static ElementDictionary dict = ElementDictionary.getStandardElementDictionary();
  public DisplayTag(File file ){
    try {
      setObject(loadDicomObject(file) );
    } catch (IOException ex) {
      Logger.getLogger(DisplayTag.class.getName()).log(Level.SEVERE, null, ex);
    }
  }
  /**
   * Read metadata of Dicom 3.0
   * @param f : input file
   * @return Attributes
   * @throws IOException
   */
  public static Attributes loadDicomObject(File f) throws IOException {
    if (f == null){
      return null;
    }else{
      DicomInputStream dis = new DicomInputStream(f);
      //attr.setSpecificCharacterSet("GBK");
      return dis.readDataset(-1, -1);
    }
  }
  /**
   * Put attribut
   * @param obj
   */
  public void setObject(Attributes obj){
    this.obj = obj;
  }
  /**
   * Giving attribut of metadata
   * @return
   */
  public static Attributes getObject(){
    return obj;
  }
  /**
   * Display metadata
   * @param file : file inout
   * @throws IOException
   */
  public String readTagDicom(File file) throws IOException{
    din = new DicomInputStream(file);
    object = din.readFileMetaInformation() ;
    String value = object.toString();
    object = din.readDataset(-1, -1);
    return value;
  }
  /**
   * Permet d'afficher l'heure d'une valeur dicom en standard international yyyy.mm.dd/ Permit display time in format yyyy.mm.dd
   * @param Tag : valeur du tag / int tag
   * @param valueBool : si true Format yyyy.mm.dd sinon format dd.mm.yyyy/ if true then format yyyy.mm.dd else dd.mm.yyyy
   * @param valueNoun : "dot" mettre la date en format yyyy.mm.dd ou dd.mm.yyyy sinon en format yyyy mm dd ou dd mm yyyy/ "dot" put yyyy.mm.dd or dd.mm.dd or dd.mm.yyyy else yyyy mm or dd mm yyyy
   * @return afficher le string du tag selon le standard international/ return string Date
   * @throws IOException
   */
  public String dicomDate(int Tag,boolean valueBool, String valueNoun) throws IOException{
    if(getObject().contains(Tag)==true ){
      String tagValue = getObject().getString(Tag);
      String tagDayFomat = FormatDate(tagValue,valueBool,valueNoun);
      return tagDayFomat;
    }else{
      return null;
    }
  }
  /**
   * Permet d'afficher l'heure d'une valeur dicom en standard international yyyy.mm.dd/ Permit display a time in metadata for yyyy.mm.dd
   * @param object
   * @param Tag : valeur du tag/ value of tag
   * @param valueBool : si true Format yyyy.mm.dd sinon format dd.mm.yyyy/ if true format yyyy.mm.dd else dd.mm.yyyy
   * @param valueNoun : "dot" mettre la date en format yyyy.mm.dd ou dd.mm.yyyy sinon en format yyyy mm dd ou dd mm yyyy/dot" put yyyy.mm.dd or dd.mm.dd or dd.mm.yyyy else yyyy mm or dd mm yyyy
   * @return afficher le string du tag selon le standard international/ return string date
   * @throws IOException
   */
  public static String dicomDate(Attributes object , int Tag,boolean valueBool, String valueNoun) throws IOException{
    String tagValue = object.getString(Tag);
    String tagDayFomat = FormatDate(tagValue,valueBool,valueNoun);
    return tagDayFomat;
  }
  /**
   * Format tag
   * @param Numero : String date
   * @param valueBool : if true Format yyyy.mm.dd else format dd.mm.yyyy
   * @param valueNoun : "dot" put the date in format yyyy.mm.dd or dd.mm.yyyy else in format yyyy mm dd or dd mm yyyy
   * @return
   */
  public static String FormatDate(String Numero, boolean valueBool,String valueNoun) {
    if (Numero.matches("^[0-9]*$")) {//If la chaine de caractère est un nombre ou un chiffre
      StringBuffer r = new StringBuffer();
      if (valueBool ==true){//Format yyyy.mm.dd
        for (int i = 0, j = Numero.length(); i < j; i++) {
          r.append(Numero.charAt(i));
          if ((i == 3)||(i == 5) ){
            if(valueNoun == null ? "dot" == null : valueNoun.equals("dot")){
              r.append('.');
            }else{
              r.append(' ');
            }
          }
        }
        return r.toString();
      }else{
        for (int i = 6, j =8; i<j; i++) {//jours
          r.append(Numero.charAt(i));
          if(i ==7 ){
            if(valueNoun == null ? "dot" == null : valueNoun.equals("dot")){
              r.append('.');
            }else{
              r.append(' ');
            }
          }
        }
        for (int i = 4, j =6; i<j; i++) {
          r.append(Numero.charAt(i));//The first char value of the sequence is at index zero, the next at index one, and so on, as for array indexing.
          if(i ==5 ){
            if(valueNoun == null ? "dot" == null : valueNoun.equals("dot")){
              r.append('.');
            }else{
              r.append(' ');
            }
          }
        }
        for (int i = 0, j =4; i<j; i++) {
          r.append(Numero.charAt(i));//The first char value of the sequence is at index zero, the next at index one, and so on, as for array indexing.
        }
        return r.toString();
      }
    }
    return Numero;
  }
  /**
   * Read value tag of VR = DA
   *
   * If use setDicomObject(readDicomObject(File f)), and getHeaderDateValue(getDicomObject())
   * @param tagNr "0000,0010"
   * @return
   */
  public Date getHeaderDateValue(String tagNr) {
    return getHeaderDateValue(toTagInt(tagNr));
  }
  /**
   * Read value tag of VR = DA
   *
   * @param tagNr see dcm4che2
   * @return
   */
  public Date getHeaderDateValue(int tagNr) {
    return getObject().getDate(tagNr);
  }
  /**
   * Converts the string representation of a header number
   * e.g. 0008,0010 to the corresponding integer as 0x00080010
   * as used in the @see org.dcm4che2.data.Tag
   * @param headerNr e.g. 0008,0010
   * @return 0x00080010 as int
   */
  public static int toTagInt(String headerNr){
    return Integer.parseInt(headerNr.replaceAll(",", ""), 16);
  }
  /**
   * Read value tag of VR = DA
   * @param tagNr
   * @param dicomObj
   * @return
   */
  public Date getHeaderDateValue(int tagNr,Attributes dicomObj) {
    return dicomObj.getDate(tagNr);
  }
  /**
   * Read value tag of VR = DA
   * @param tagNr :"0000,0010"
   * @param dicomObj
   * @return
   */
  public Date getHeaderDateValue(String tagNr,Attributes dicomObj) {
    return getHeaderDateValue(toTagInt(tagNr), dicomObj);
  }
  /**
   * Remove string ^ in file dicom
   * @param num
   * @return
   */
  public static String texteDicom(String num) {
    num = num.replaceAll("\\^+", " ");
    return num;
  }
  /**
   * Convertor tag to String
   * Using VM !=1
   * example result [25, 25]
   * @param Tag
   * @return
   */
  public static String getStringTag(Attributes object, int Tag){
    String tagValue2[] = object.getStrings(Tag);//Conversion table in List to String
    String tagValue = Arrays.asList(tagValue2).toString();
    return tagValue;
  }
  /**
   * Convertor tag to String
   * Using VM !=1
   * example result 25/25
   * @param object
   * @param Tag
   * @return
   */
  public static String getStringTag2(Attributes object, int Tag){
    String tagValue2[] = object.getStrings(Tag);//Conversion table in List to String
    String tagValue =DisplayTag.arrayToString(tagValue2,"\\");
    return tagValue;
  }
  /**
   * Convert an array of strings to one string
   * Put the 'separator' string between each element
   * @param a
   * @param separator
   * @return
   */
  public static String arrayToString(String[] a, String separator){
    StringBuffer result = new StringBuffer();
    if(a.length>0) {
      result.append(a[0]);
      for(int i=1;i<a.length;i++){
        result.append(separator);
        result.append(a[i]);
      }
    }
    return result.toString();
  }
  /**
   * Permit display time in hh.mm.ss
   * (0008,0030) AT S Study Time
   * (0008,0031) AT S Series Time
   * (0008,0032) AT S Acquisition Time
   * (0008,0033) AT S Image Time
   * @param Tag : giving tag
   * @return
   * @throws IOException
   */
  public String dicomTime(int Tag) throws IOException{
    if(getObject().contains(Tag)==true ){
      String tagValue = getObject().getString(Tag);
      String tagValueNotDot = formatNotDot(tagValue);
      String tagTimeFomat = FormatTimes(tagValueNotDot);
      return tagTimeFomat;
    } else {
      return null;
    }
  }
  /**
   * Permit display time in hh.mm.ss.fac
   * (0008,0030) AT S Study Time
   * (0008,0031) AT S Series Time
   * (0008,0032) AT S Acquisition Time
   * (0008,0033) AT S Image Time
   * @param Tag : giving tag
   * @return
   * @throws IOException
   */
  public String dicomTimeTotal( int Tag) throws IOException{
    if(getObject().contains(Tag)==true ){
      String tagValue = getObject().getString(Tag);
      String tagTimeFomat = FormatTimes(tagValue);
      return tagTimeFomat;
    } else {
      return null;
    }
  }
  /**
   * Permit display time in hh.mm.ss
   * (0008,0030) AT S Study Time
   * (0008,0031) AT S Series Time
   * (0008,0032) AT S Acquisition Time
   * (0008,0033) AT S Image Time
   * @param object : Metadata
   * @param Tag : value dicom
   * @return new value String
   * @throws IOException
   */
  public String dicomTime2(Attributes object, int Tag) throws IOException{
    String tagValue = object.getString(Tag);
    String tagValueNotDot = formatNotDot(tagValue);
    System.out.println(FormatTime(tagValueNotDot));
    String tagTimeFomat = FormatTimes(tagValueNotDot);
    return tagTimeFomat;
  }
  /**
   * Permit display time in hh.mm.ss.frac
   * (0008,0030) AT S Study Time
   * (0008,0031) AT S Series Time
   * (0008,0032) AT S Acquisition Time
   * (0008,0033) AT S Image Time
   * @param object : Metadata
   * @param Tag : value dicom
   * @return new value String
   * @throws IOException
   */
  public String dicomTime3(Attributes object, int Tag) throws IOException{
    String tagValue = object.getString(Tag);
    String tagTimeFomat = FormatTimes(tagValue);
    return tagTimeFomat;
  }
  /**
   * reads a int value from the Dicomheader
   * @param tagNr the Tag to read
   * @return the value as int
   */
  public int getHeaderIntegerValue(int tagNr) {
    return getObject().getInt(tagNr,0);
  }
  /**
   *
   * @param tagNr e.g. "0018,0050" to get Slice Thickness<br>
   * or "0008,0102#0054,0220" to get the Coding Scheme Designator after View Code Sequence
   * @return int
   */
  public int getHeaderIntegerValue(String tagNr) {
    return getHeaderIntegerValue(toTagInt(tagNr));
  }
  /**
   * checks if the Header contains the given tag
   * @param tagNr
   * @return
   */
  public boolean containsHeaderTag(String tagNr) {
    return containsHeaderTag(toTagInt(tagNr));
  }
  /**
   * checks if the Header contains the given tag
   * @param tagNr
   * @return
   */
  public boolean containsHeaderTag(int tagNr) {
    return getObject().contains(tagNr);
  }
  /**
   * returns the name of the given Tag
   * @param tagNr
   * @return
   */
  public static String getHeaderName(int tagNr) {
    return dict.keywordOf(tagNr);
  }
  /**
   * returns the name of the given Header field
   * @param tagNr
   * @return the name of the Field e.g. Patients Name
   */
  public String getHeaderName(String tagNr) {
    try {
      return getHeaderName(toTagInt(tagNr));
    } catch (Exception e) {
      return "";
    }
  }
  /**
   * returns the String representation of the given header field
   * if it exists in the header
   * @param tagNr
   * @return
   */
  public String getHeader(int tagNr) {
    try {
      String dcmele = getObject().getString(tagNr);
      return toElementString(dcmele, tagNr);
    } catch (Exception e) {
      return "";
    }
  }
  private static String toElementString(String dcmele,int tag) {
    StringBuffer sb = new StringBuffer();
    int TAG[] = getObject().tags();
    StringBuffer append = sb.append(TAG)
        .append(" [").append(getObject().getVR(tag)).append("] ")
        .append(object.tags()).append(": ")
        .append(dcmele);
    return sb.toString();
  }
  /**
   * checks wether the header is empty or not
   * @return
   */
  public boolean isEmpty() {
    if (getObject() == null || getObject().isEmpty()) {
      return true;
    }
    return false;
  }
  /**
   * Converts the string representation of a header number
   * e.g. 0008,0010 to the corresponding integer as 0x00080010
   * as used in the @see org.dcm4che2.data.Tag
   * @param headerNr e.g. 0008,0010
   * @return 0x00080010 as int
   */
  public static int toTagInt2(String headerNr){
    return Integer.parseInt(headerNr.replaceAll(",", ""), 16);
  }
  /**
   * Removing comma in String
   * @param num
   * @return
   */
  public static String formatNotDot(String num) {
    num = num.trim().replaceAll("[^0-9\\+]", "");
    if (num.matches("^0*$")){
      num = "";
    }
    return num;
  }
  /**
   * Format
   * hh.mm.ss
   * @param Numero
   * @return
   */
  public static String FormatTime(String Numero) {
    if (Numero.matches("^[0-9]*$")) {
      StringBuilder r = new StringBuilder();
      for (int i = 0, j = 6; i < j; i++) {
        r.append(Numero.charAt(i));
        if ((i % 2 == 1) && (i < (j - 1))){
          r.append(':');
        }
      }
      return r.toString();
    }
    return Numero;
  }
  /**
   * Format
   * hh.mm.ss.frac
   * @param Numero
   * @return
   */
  public static String FormatTimes(String Numero) {
    if (Numero.matches("^[0-9].*$")) {
      StringBuilder r = new StringBuilder();
      for (int i = 0,j=Numero.length();i<j; i++) {
        r.append(Numero.charAt(i));
        if ((i % 2 == 1)&(i<5)){
          r.append(':');
        }
      }
      return r.toString();
    }
    return Numero;
  }
  /**
   * Round double after dot
   * @param a : value convertor
   * @param n number of decade
   * @return new value
   */
  public double floor(double a, int n){
    double p =Math.pow(10.0,n);
    return Math.floor((a*p)+0.5)/p;
  }
  /**
   * Giving power
   * Example:
   *     setFactorPower(10,2)//10^2
   * @param result3
   * @param factor
   * @return
   * @return
   */
  public static double setFactorPower(double result3, double factor){
    return resultFactorDix= Math.pow(result3, factor);
  }
  /**
   * Giving getFactorPower
   */
  public static double getFactorPower(){
    return resultFactorDix;
  }
  /**
   * Giving pixelData
   * @param dcmObj
   * @return
   */
  public static int[] lattricePixelData(Attributes dcmObj){
    int[] data = dcmObj.getInts(Tag.PixelData);
    return data;
  }
  /**
   * Giving pixel data
   * @return
   * @throws IOException
   */
  public int[] lattricePixelData2() throws IOException{
    int[] data = getObject().getInts(Tag.PixelData);
    return data;
  }
  /**
   * Giving pixel data
   * @param dcmObj
   * @return
   * @throws IOException
   */
  public byte[] lattricePixelDataBytes(Attributes dcmObj) throws IOException{
    byte[] data = dcmObj.getBytes(Tag.PixelData);
    return data;
  }
  /**
   * Giving pixel data
   * @return
   * @throws IOException
   */
  public byte[] lattricePixelDataBytes2() throws IOException{
    byte[] data = getObject().getBytes(Tag.PixelData);
    return data;
  }
  /**
   * Extraction PixelData
   * @param raster of dicom
   * @return
   */
  private int[][] extractData(Raster raster) {
    int w = raster.getWidth();
    int h = raster.getHeight();
    System.out.printf("w = %d h = %d%n", w, h);
    //WritableRaster raster = (WritableRaster) getMyImage();
    int[][] data = new int[h][w];
    for (int y = 0; y < h; y++) {
      for (int x = 0; x < w; x++) {
        data[y][x] =raster.getSample(x, y, 0);
      }
    }
    return data;
  }
  /**
   * Extraction PixelData
   * @return
   */
  private int[] getPixelData(int[][] data2){
    int h = data2.length;
    int w = data2[0].length;
    int[] array = new int[h*w];
    for(int y = 0; y < h; y++) {
      for(int x = 0; x < w; x++) {
        int index = y*w + x;
        array[index] = data2[y][x];//ligne
      }
    }
    return array;
  }
  /**
   * Return value table input
   * @param object
   * @param PATIENT_ADDITIONAL_TAGS : Table int
   *
   * example :
   * public static final int[] tag = {
  0x00080020,
  0x00080022,
  };
   *
   *FileInputStream fis = new FileInputStream(fileInput);
   *DicomInputStream dis = new DicomInputStream(fis);
   *DicomObject obj = dis.readDicomObject();
   *String nounValue[] =getValue(obj,tag);
   *
   * @return
   */
  private static String[] getValue(Attributes object, int[] PATIENT_ADDITIONAL_TAGS){
    String [] value = new String [PATIENT_ADDITIONAL_TAGS.length];
    int i =0;
    while (i<PATIENT_ADDITIONAL_TAGS.length){
      for (int tag : PATIENT_ADDITIONAL_TAGS) {
        value[i]=object.getString(tag);
        i++;
      }
//System.out.print(value[0]+"\n");
//System.out.print(value[1]);
    }
    return value;
  }
  /**
   * Reading VR = SQ
   *
   * @param inputFile : File
   * @param tag : VR =SQ
   * @return
   */
  public String[] readItem (File inputFile, int tag){
    DisplayTag dcm = new DisplayTag(inputFile);
    Sequence seq= dcm.getObject().getSequence(tag);
    String valueString[] = new String[seq.size()];
    for (int i = 0; i<seq.size(); i++){
      Attributes attr = seq.get(i);
      valueString[i] = attr.toString();
    }
    return valueString;
  }
  /**
   * Value inside VR = SQ
   * @param inputFile : input File
   * @param tagSQ : tag VR = SQ
   * @param tag : Tag inside VR= SQ
   * @return
   */
  public String tagItem(File inputFile, int tagSQ, int tag){
    String valueString = null;
    DisplayTag dcm = new DisplayTag(inputFile);
    Sequence seq= dcm.getObject().getSequence(tagSQ);
    Attributes attr = seq.get(0);
    valueString = attr.getString(tag);
    return valueString;
  }
  /**
   * Les unités spécifiques selon les tags pour vr= SQ/ Unity specical for tags VR= SQ
   * @param TAG :
   *   - RegionSpatialFormat
   *   - RegionDataType
   *   - PhysicalUnitsXDirection
   *   - PhysicalUnitsXDirection
   *   - PixelComponentPhysicalUnits
   *
   *
   *
   * @param result : value string
   */
  public void unit(int TAG, String result){
    if (TAG == Tag.RegionSpatialFormat ){
      val2= Integer.valueOf(result).intValue();//convertie en int
      switch(val2)
      {
        case 5:
          setNounUnit("Graphics");
          break;
        case 4:
          setNounUnit("Wave form(physiological traces, doppler traces,...");
          break;
        case 3:
          setNounUnit("Spectral(CW or PW Doppler");
          break;
        case 2:
          this.setNounUnit("M-Mode(tissue or flow)");
          break;
        case 1:
          this.setNounUnit("2D(tissue or flow");
          break;
        case 0:
          setNounUnit("None or not applicable");
          break;
        default:
          break;
      }
    }else if (TAG == Tag.RegionDataType ){
      val2= Integer.valueOf(result).intValue();//convertie en int
      switch(val2)
      {
        case 12:
          setNounUnit("Orther Physiological(Amplitude vs. Time)");
          break;
        case 11:
          setNounUnit("d(area)/dt");
          break;
        case 10:
          setNounUnit("Area Trace");
          break;
        case 9:
          setNounUnit("d(Volume)/dt Trace");
          break;
        case 8:
          setNounUnit("Volume Trace");
          break;
        case 7:
          setNounUnit("Doppler Max Trace");
          break;
        case 6:
          this.setNounUnit("Doppler Mode Trace");
          break;
        case 5:
          this.setNounUnit("Doppler Mean Trace");
          break;
        case 4:
          setNounUnit("CW Spectral Doppler");
          break;
        case 3:
          this.setNounUnit("PW Spectral Doppler");
          break;
        case 2:
          this.setNounUnit("Color Flow");
          break;
        case 1:
          this.setNounUnit("Tissue");
          break;
        case 0:
          this.setNounUnit("None or not applicable");
          break;
        default:
          break;
      }
      switch (result) {
        case "A":
          this.setNounUnit("ECG Trace");
          break;
        case "B":
          this.setNounUnit("Pulse Trace");
          break;
        case "C":
          this.setNounUnit("Phonocardiogram Trace");
          break;
        case "D":
          this.setNounUnit("Gray bar");
          break;
        case "E":
          this.setNounUnit("Color bar");
          break;
        case "F":
          this.setNounUnit("Integrated Backscatter");
          break;
        default:
          return;
      }
    }else
    if (TAG == Tag.PhysicalUnitsXDirection || TAG == Tag.PhysicalUnitsXDirection || TAG == Tag.PixelComponentPhysicalUnits){
      val2= Integer.valueOf(result).intValue();//convertie en int
      switch(val2)
      {
        case 9:
          setNounUnit("cm*cm.pixel/sec");
          break;
        case 8:
          setNounUnit("cm*cm/pixel");
          break;
        case 7:
          setNounUnit("cm*pixel/sec");
          break;
        case 6:
          this.setNounUnit("dB*pixel/seconds");
          break;
        case 5:
          this.setNounUnit("hertz/pixel");
          break;
        case 4:
          setNounUnit("seconds/pixel");
          break;
        case 3:
          this.setNounUnit("cm/pixel");
          break;
        case 2:
          this.setNounUnit("dB/pixel");
          break;
        case 1:
          this.setNounUnit("percent/pixel");
          break;
        case 0:
          this.setNounUnit("None or not applicable");
          break;
        default:
          break;
      }
      switch (result) {
        case "A":
          this.setNounUnit("cm*cm*cm/pixel");
          break;
        case "B":
          this.setNounUnit("cm*cm*cm*pixel/sec");
          break;
        case "C":
          this.setNounUnit("degrees");
          break;
      }
    }else if (TAG == Tag.PixelComponentDataType ){
      val2= Integer.valueOf(result).intValue();//convertie en int
      switch(val2)
      {
        case 9:
          setNounUnit("Computed Border");
          break;
        case 8:
          setNounUnit("Integrated Backscatter");
          break;
        case 7:
          setNounUnit("Color bar");
          break;
        case 6:
          this.setNounUnit("Gray bar");
          break;
        case 5:
          this.setNounUnit("Color Flow Intensity");
          break;
        case 4:
          setNounUnit("Color Flow Variance");
          break;
        case 3:
          this.setNounUnit("Color Flow Velocity");
          break;
        case 2:
          this.setNounUnit("Spectral doppler");
          break;
        case 1:
          this.setNounUnit("Tissue");
          break;
        case 0:
          this.setNounUnit("None or not applicable");
          break;
        default:
          break;
      }
      if("A".equals(result)){
        this.setNounUnit("Tissue Classification");
      }
    }
    else {
      this.setNounUnit("None or not applicable");
    }
  }
  /**
   * Enregistre l'unité des items/ Put unity of items
   * @param nounUnit
   * @return this.nounUnit = nounUnit
   */
  public String setNounUnit(String nounUnit){
    return this.nounUnit = nounUnit;
  }
  /**
   * On obtient l'unité des items./Giving unity of items
   * @return le nom de l'unité
   */
  public String getNounUnit(){
    return nounUnit;
  }
  /**
   * Special Ratio Spatial toutes les unites sont en mm/ Giving tag ratio Spatial of mm
   * @param TAG : entree choisi
   *     - PhysicalUnitsXDirection
   *     - PhysicalUnitsYDirection
   *     -PixelComponentPhysicalUnits
   *
   * @param result: prend l'unite
   */
  public void unitRatioSpatial(int TAG, String result){
    if (TAG == Tag.PhysicalUnitsXDirection || TAG == Tag.PhysicalUnitsYDirection || TAG == Tag.PixelComponentPhysicalUnits){
      val2= Integer.valueOf(result).intValue();//convertie en int
      switch(val2)
      {
        case 9:
          Double valueSpatial1 = getValeurTagItemDoubleRatio()* setFacteurPuissance(10,1);
          setTagItemDoubleRatio(valueSpatial1);//prend la valeur
          setNounUnitRatio("mm*mm.pixel/sec");
          break;
        case 8:
          Double valueSpatial2 = getValeurTagItemDoubleRatio()* setFacteurPuissance(10,1);
          setTagItemDoubleRatio(valueSpatial2);//prend la valeur
          setNounUnitRatio("mm*mm/pixel");
          break;
        case 7:
          setNounUnitRatio("mm*pixel/sec");
          break;
        case 6:
          this.setNounUnitRatio("dB*pixel/seconds");
          break;
        case 5:
          this.setNounUnitRatio("hertz/pixel");
          break;
        case 4:
          setNounUnitRatio("seconds/pixel");
          break;
        case 3:
          this.setNounUnitRatio("mm/pixel");
          break;
        case 2:
          this.setNounUnitRatio("dB/pixel");
          break;
        case 1:
          this.setNounUnitRatio("percent/pixel");
          break;
        case 0:
          this.setNounUnitRatio("None or not applicable");
          break;
        default:
          break;
      }
      switch (result) {
        case "A":
          Double valueSpatial3 = getValeurTagItemDoubleRatio()* setFacteurPuissance(10,2);
          setTagItemDoubleRatio(valueSpatial3);//prend la valeur
          this.setNounUnitRatio("mm*mm*mm/pixel");
          break;
        case "B":
          Double valueSpatial4 = getValeurTagItemDoubleRatio()* setFacteurPuissance(10,2);
          setTagItemDoubleRatio(valueSpatial4);//prend la valeur
          this.setNounUnit("mm*mm*mm*pixel/sec");
          break;
        case "C":
          this.setNounUnit("degrees");
          break;
      }
    }
  }
  /**
   * Prend la valeur d'un Ratio Spatial/Put value Ratio Spatial
   * @param valueSpatial
   * @return
   */
  public Double setTagItemDoubleRatio(double valueSpatial){
    return this.valueSpatial = valueSpatial;
  }
  /**
   * Donne la valeur du Ratio/Diving value ratio Spatial
   * @return
   */
  public Double getValeurTagItemDoubleRatio(){
    return valueSpatial;
  }
  /**
   * Donne les valeurs calculer des puissances/ Put and computing power
   * @param result3
   * @param facteur
   * @return
   * @return
   */
  public static double setFacteurPuissance(double result3, double facteur){
    return resultFacteurDix = Math.pow(result3, facteur);
  }
  /**
   * Obtient la valeur de puissance/ Giving value power
   * @return
   */
  public static double getFacteurPuissance(){
    return resultFacteurDix;
  }
  /**
   * Enregistre l'unite des items /Put unity unity items
   * @return this.nounUnit = nounUnit
   */
  public String setNounUnitRatio(String nounUnitRatio){
    return this.nounUnitRatio = nounUnitRatio;
  }
  /**
   * On obtient l'unite des items./Giving unity items
   * @return le nom de l'unité
   */
  public String getNounUnitRatio(){
    return nounUnitRatio;
  }
  /**
   * Prend la valeur interne d'un tag Item/ Put tag Item
   * @param result
   * @return
   */
  public String setTagItem(String result){
    return this.result = result;
  }
  /**
   * Donne la valeur du tag rechercher/Giving a value of tag seek
   * @return le String de la valeur rechercher du tag dans un item
   */
  public String getValeurTagItem(){
    return result;
  }
  /**
   * Prend la valeur interne d'un tag Item/ Put the value tag iteù
   * @return
   */
  public Double setTagItemDouble(double result2){
    return this.result2 = result2;
  }
  /**
   * Donne la valeur du tag rechercher/Giving the value Tag
   * @return le Double de la valeur rechercher du tag dans un item
   */
  public Double getValeurTagItemDouble(){
    return result2;
  }
  /**
   * reads a String value from tag dicom (dcm4che2)
   * @param tagNr the Tag to read
   * @return the value as String
   * Returns the Specific Character Set defined by Attribute Specific Character Set (0008,0005)
   * of this or the root Data Set, if this is a Nested Data Set containing in a Sequence Eleme
   */
  public String getHeaderStringValue(int tagNr) {
    try {
      Attributes elem = getObject();
      elem.setSpecificCharacterSet("GB18030");
      String val = elem.getString(tagNr);
      if (val == null) {
        val = "";
      }
      return val;
    } catch (Exception e) {
      return "";
    }
  }
  /**
   * reads a String value from tag dicom (dcm4che2)
   * @param tagNr the Tag to read
   * @return the value as String
   * Returns the Specific Character Set defined by Attribute Specific Character Set (0008,0005)
   * of this or the root Data Set, if this is a Nested Data Set containing in a Sequence Eleme
   */
  public String[] getHeaderStringValues(int tagNr) {
    try {
      System.out.println(222);
      Attributes elem = getObject();
      elem.setSpecificCharacterSet("GB18030");
      String[] val = elem.getStrings(tagNr);
      return val;
    } catch (Exception e) {
      return null;
    }
  }
  /**
   * reads a String value from the Dicomheader
   * @param tagNr the Tag to read
   * @param dcmelement
   * @return the value as String
   */
  public String getHeaderStringValue(Attributes dcmelement, int tagNr) {
    try {
      System.out.println(333);
        /* dcmelement.setSpecificCharacterSet("ISO_IR 100"); */
      dcmelement.setSpecificCharacterSet("GB18030");
      String val = dcmelement.getString(tagNr);
      if (val == null) {
        val = "";
      }
      return val;
    } catch (Exception e) {
      return "";
    }
  }
  /**
   *reads the tag (group,element)
   * @param headerNr e.g. "0018,0050" to get Slice Thickness<br>
   * @return String
   */
  public String getHeaderStringValue(String headerNr) {
    headerNr = headerNr.replaceAll("xx", "00").replaceAll("XX", "00");
    return getHeaderStringValue(toTagInt(headerNr));
  }
  /**
   * Giving time a tag ("xxxx,")
   * @param tagNr
   * @return
   */
  public Time getHeaderTimeValue(String tagNr) {
    return getHeaderTimeValue(toTagInt(tagNr));
  }
  /**
   * Giving time a tag
   * @param tagNr
   * @return time
   */
  public Time getHeaderTimeValue(int tagNr) {
    String time = getHeaderStringValue(tagNr);
    if (time.length() != 6){
      return null;
    }
    try {
      int hour = Integer.parseInt(time.substring(0,2));
      int min = Integer.parseInt(time.substring(2,4));
      int sec = Integer.parseInt(time.substring(4,6));
      return new Time(hour,min,sec);
    } catch (Exception e) {
    }
    return null;
  }
  /**
   * retrieves a specific HeaderTag that is inside anotehr tag
   * or "0008,0102, 0054,0220" to get the Coding Scheme Designator after View Code Sequence
   * @return String
   *  * @param tagHierarchy; e.g. {Tag.UID, Tag.SOPInstanceUID, Tag.CodeMeaning}
   * @return
   */
  public String getHeaderValueInsideTag(int[] tagHierarchy) {
    try {
      for (int i = 0; i < tagHierarchy.length-1; i++) {
        return getObject().getString(tagHierarchy[i]);
      }
    } catch (Exception e) {
      String tags = "";
      for (int i = 0; i < tagHierarchy.length; i++) {
        tags += toTagString(tagHierarchy[i]) + " ";
      }
      return "";
    }
    return null;
  }
  /**
   * converts the int representation of a header number
   * e.g. 0x00080010 to the corresponding String 0008,0010
   * @return 0008,0010 as String
   */
  public static String toTagString(int tagNr) {
    return shortToHex(tagNr >> 16) +
        ',' + shortToHex(tagNr);
  }
  public static String shortToHex(int val) {
    char[] ch = new char[4];
    shortToHex(val, ch, 0);
    return new String(ch);
  }
  public static StringBuffer shortToHex(int val, StringBuffer sb) {
    sb.append(HEX_DIGITS[(val >> 12) & 0xf]);
    sb.append(HEX_DIGITS[(val >> 8) & 0xf]);
    sb.append(HEX_DIGITS[(val >> 4) & 0xf]);
    sb.append(HEX_DIGITS[val & 0xf]);
    return sb;
  }
  public static void shortToHex(int val, char[] ch, int off) {
    ch[off] = HEX_DIGITS[(val >> 12) & 0xf];
    ch[off+1] = HEX_DIGITS[(val >> 8) & 0xf];
    ch[off+2] = HEX_DIGITS[(val >> 4) & 0xf];
    ch[off+3] = HEX_DIGITS[val & 0xf];
  }
  /**
   * Create file output dicom
   * @param fileOutput : file output
   * @throws IOException
   *
   *
   * Example:
   *
   *
   *
   *
   */
  public void writeTo(File fileOutput, Attributes fmi, Attributes object) throws IOException {
    DicomOutputStream dos = new DicomOutputStream( new File (fileOutput +".dcm"));
    dos.setEncodingOptions(encOpts);
    dos.writeDataset(fmi, object);
    dos.finish();
    dos.flush();
  }
  /**
   * Writting
   * @param fileOutput
   * @param h
   * @param w
   * @throws IOException
   */
  public void writeToSegment(File fileOutput, int h, int w) throws IOException{
    DicomOutputStream dos = new DicomOutputStream( new File (fileOutput +".dcm"));
    dos.setEncodingOptions(encOpts);
  }
  /**
   * Create overlay in pixelData
   * @param object
   */
  public void overlayCreate(Attributes object){
    int position = object.getInt( Tag.OverlayBitPosition, 0 );
    if( position == 0 ) {
      return;
    }
    int bit = 1 << position;
    int[] pixels = object.getInts( Tag.PixelData );
    int count = 0;
    for( int pix : pixels )
    {
      int overlay = pix & bit;
      pixels[ count++ ] = pix - overlay;
    }
    object.setInt( Tag.PixelData, VR.OW, pixels );
  }
  /**
   * dicom.setString(Tag.PerformingPhysicianName, VR.PN, "Jean");
   dicom.setString(Tag.AdmittingDiagnosesDescription, VR.LO, "CHU");
   Sequence seq= dicom.newSequence(Tag.AnatomicRegionSequence,0);
   Attributes dicom2 = new Attributes();
   * @param dicom
   */
  public void setItem(Attributes dicom, int TagSequenceName){
    Sequence seq= dicom.newSequence(TagSequenceName,0);
    dicom.setString(Tag.CodingSchemeDesignator, VR.SH, "SRT");
    dicom.setString(Tag.CodeValue, VR.SH, "T-AA000");
    dicom.setString(Tag.CodeMeaning, VR.LO, "Eye");
    seq.add(dicom);
  }
  public static void main(String[] args) throws Exception {
    File file = new File("C:\\Users\\fendo\\Documents\\WeChat Files\\fen_do\\Files\\1234.dcm");
    DisplayTag d = new DisplayTag(file);
    @SuppressWarnings("static-access")
    Attributes attrs = d.loadDicomObject(file);
    //输出所有属性信息
    System.out.println("所有信息: " + attrs);
    //获取行
    int row = attrs.getInt(Tag.Rows, 1);
    //获取列
    int columns = attrs.getInt(Tag.Columns, 1);
    //窗宽窗位
    float win_center = attrs.getFloat(Tag.WindowCenter, 1);
    float win_width = attrs.getFloat(Tag.WindowWidth, 1);
    System.out.println("" + "row=" + row + ",columns=" + row + ",row*columns = " + row * columns);
    String patientName = attrs.getString(Tag.PatientName, "");
    System.out.println("姓名：" + patientName);
    //生日
    String patientBirthDate = attrs.getString(Tag.PatientBirthDate, "");
    System.out.println("生日：" + patientBirthDate);
    //机构
    String institution = attrs.getString(Tag.InstitutionName, "");
    System.out.println("机构：" + institution);
    //站点
    String station = attrs.getString(Tag.StationName, "");
    System.out.println("站点：" + station);
    //制造商
    String Manufacturer = attrs.getString(Tag.Manufacturer, "");
    System.out.println("制造商：" + Manufacturer);
    //制造商模型
    String ManufacturerModelName = attrs.getString(Tag.ManufacturerModelName, "");
    System.out.println("制造商模型：" + ManufacturerModelName);
    //描述--心房
    String description = attrs.getString(Tag.StudyDescription, "");
    System.out.println("描述--心房：" + description);
    //描述--具体
    String SeriesDescription = attrs.getString(Tag.SeriesDescription, "");
    System.out.println("描述--具体：" + SeriesDescription);
    //描述时间
    String studyData = attrs.getString(Tag.StudyDate, "");
    System.out.println("描述时间：" + studyData);
    byte[] bytename = attrs.getBytes(Tag.PatientName);
    System.out.println("姓名: " + new String(bytename,"gb18030"));
    byte[] bytesex = attrs.getBytes(Tag.PatientSex);
    System.out.println("性别: " + new String(bytesex,"gb18030"));
  }
}