本文实例讲述了Java实现解析dcm医学影像文件并提取文件信息的方法。分享给大家供大家参考，具体如下：
一、安装
首先去Github 下载源码，然后执行mvn install进行本地安装，Maven中央仓库，竟然没有该jar。。安装成功之后如下:
然后在POM.XML文件中引入该jar包:
org.dcm4che dcm4che-core 3.3.2
二、测试类
/**
* 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; i0) {
result.append(a[0]);
for(int i=1;i
* 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
* @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"));
}
}
输出如下:
所有信息: (0008,0005) CS [ISO_IR 100] SpecificCharacterSet
(0008,0008) CS [ORIGINAL\PRIMARY] ImageType
(0008,0016) UI [1.2.840.10008.5.1.4.1.1.1.1] SOPClassUID
(0008,0018) UI [1.2.840.113619.2.203.4.2147483647.1486521160.448521] SOPInstan
(0008,0020) DA [20170208] StudyDate
(0008,0021) DA [20170208] SeriesDate
(0008,0022) DA [20170208] AcquisitionDate
(0008,0023) DA [20170208] ContentDate
(0008,002A) DT [20170208103237.000000] AcquisitionDateTime
(0008,0030) TM [103154.000] StudyTime
(0008,0031) TM [103158.000] SeriesTime
(0008,0032) TM [103237.000] AcquisitionTime
(0008,0033) TM [103240.000] ContentTime
(0008,0050) SH [T77792] AccessionNumber
(0008,0060) CS [DX] Modality
(0008,0068) CS [FOR PRESENTATION] PresentationIntentType
(0008,0070) LO ["GE Healthcare"] Manufacturer
(0008,0080) LO [HeFei RICH] InstitutionName
(0008,0081) ST [Not Initialized
Not Initialized
HeFei
AnHui
Not Initialize(0008,0090) PN [] ReferringPhysicianName
(0008,1010) SH [082407110134] StationName
(0008,1030) LO [ACHEST] StudyDescription
(0008,103E) LO [Chest] SeriesDescription
(0008,1040) LO [Not Initialized] InstitutionalDepartmentName
(0008,1050) PN [] PerformingPhysicianName
(0008,1090) LO ["Definium 6000"] ManufacturerModelName
(0008,1110) SQ [] ReferencedStudySequence
(0008,1120) SQ [] ReferencedPatientSequence
(0008,2112) SQ [1 Items] SourceImageSequence
>Item #1
>(0008,1150) UI [1.2.840.10008.5.1.4.1.1.1.1.1] ReferencedSOPClassUID
>(0008,1155) UI [1.2.840.113619.2.203.4.2147483647.1486521157.927189] Referenc
(0008,2218) SQ [1 Items] AnatomicRegionSequence
>Item #1
>(0008,0100) SH [T-D3000] CodeValue
>(0008,0102) SH [SNM3] CodingSchemeDesignator
>(0008,0104) LO [Chest] CodeMeaning
(0010,0010) PN [zhang^xiao di] PatientName
(0010,0020) LO [T77792] PatientID
(0010,0030) DA [19860618] PatientBirthDate
(0010,0032) TM [] PatientBirthTime
(0010,0040) CS [F] PatientSex
(0010,1010) AS [030Y] PatientAge
(0010,1030) DS [] PatientWeight
(0011,0010) LO [GEMS_GDXE_FALCON_04]
(0011,1003) UI [1.2.840.113619.2.203.4.2147483647.1486521118.562807]
(0011,1004) CS [SE]
(0011,1005) UI [1.2.840.113619.2.203.4.2147483647.1486521152.970120]
(0011,1006) DS [0.083936]
(0011,1009) SL [0]
...
row=2021,columns=2021,row*columns = 4084441
姓名：zhang^xiao di
生日：19860618
机构：HeFei RICH
站点：082407110134
制造商："GE Healthcare"
制造商模型："Definium 6000"
描述--心房：ACHEST
描述--具体：Chest
描述时间：20170208
姓名: zhang^xiao di
性别: F
更多关于java算法相关内容感兴趣的读者可查看本站专题：《Java文件与目录操作技巧汇总》、《Java数据结构与算法教程》、《Java操作DOM节点技巧总结》和《Java缓存操作技巧汇总》
希望本文所述对大家java程序设计有所帮助。