基于dcm4che3的DICOM文件的读取操作

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

import org.dcm4che3.data.Attributes;
import org.dcm4che3.data.DatasetWithFMI;
import org.dcm4che3.data.Tag;
import org.dcm4che3.data.VR;
import org.dcm4che3.io.DicomInputStream;
import org.dcm4che3.io.DicomOutputStream;

public class DicomUtil {
	private DicomInputStream dis = null;

	private DatasetWithFMI datasetWithFMI = null;

	private Attributes data = null;

	private Attributes fmi = null;

	public DicomUtil(InputStream is) {
		super();
		try {
			dis = new DicomInputStream(is);
			datasetWithFMI = dis.readDatasetWithFMI();
			data = datasetWithFMI.getDataset();
			fmi = datasetWithFMI.getFileMetaInformation();
			dis.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public String getValueByTag(int tag) {
		String value = "";
		if (data != null) {
			value = data.getString(tag);
		}
		return value;
	}

	public void setValueByTag(int tag, VR vr,String s) {
		data.setString(tag, vr, s);
	}

	public void save(String path) {
		try {
			File file = new File(path);
			DicomOutputStream dos = new DicomOutputStream(file);
			dos.writeDataset(fmi, data);
			dos.finish();
			dos.flush();
			dos.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public static void main(String[] args) {
		File dicom = new File("C:\\Users\\zy\\Desktop\\ylzInfo\\0602_000004_3");
		InputStream fis;
		try {
			fis = new FileInputStream(dicom);
			DicomUtil dicomUtil = new DicomUtil(fis);

			 dicomUtil.setValueByTag(Tag.Modality,VR.CS ,"*****");
			 dicomUtil.setValueByTag(Tag.StudyDate,VR.DA, "***");
			 dicomUtil.setValueByTag(Tag.PatientName, VR.PN, "病人1");
			 dicomUtil.setValueByTag(Tag.PatientID, VR.LO, "病人ID");
			 
			// fis = new FileInputStream(dicom);
			// String value1 = dicomUtil.getValueByTag(Tag.Modality);

			// String value = dicomUtil.getValueByTag(Tag.StudyDate);

			 System.out.println(dicomUtil.getValueByTag(Tag.PatientName));
			// System.out.println("value1="+value1);

			 //dicomUtil.save("C:\\Users\\zy\\Desktop\\ylzInfo\\0602_000004_3");

		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}
}

 

转载于:https://my.oschina.net/zy223344/blog/1068974