Java DCIM到JPG转换器的问题
我已下载并正在运行以下代码:Java DCIM到JPG转换器的问题,java,jpeg2000,Java,Jpeg2000,我已下载并正在运行以下代码: import java.awt.image.BufferedImage; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; import java.util.Iterator; import javax.imageio.I
import java.awt.image.BufferedImage;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Iterator;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.stream.ImageInputStream;
import org.dcm4che3.imageio.plugins.dcm.DicomImageReadParam;
import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGImageEncoder;
public class TestConverter {
public static void main(String... x) throws IOException, Exception{
TestConverter.dicomToJpeg("C:\\Users\\xxxxx\\Desktop\\SCOUT\\IM-0001-0001.dcm");
}
public static void dicomToJpeg(String args) throws IOException, Exception {
// TODO Auto-generated method stub
try
{
File myDicomFile = new File(args);
BufferedImage myJpegImage = null;
Iterator<ImageReader> iter = ImageIO.getImageReadersByFormatName("DICOM");
ImageReader reader = (ImageReader) iter.next();
DicomImageReadParam param = null;
try{
param = (DicomImageReadParam) reader.getDefaultReadParam();
}
catch (Exception e) {
e.printStackTrace();
}
ImageInputStream iis=ImageIO.createImageInputStream(myDicomFile);
reader.setInput(iis, false);
myJpegImage = reader.read(0, param);
iis.close();
if (myJpegImage == null) {
System.out.println("\nError: couldn't read dicom image!");
return;
}
File myJpegFile = new File("d:/demo.jpg");
OutputStream output = new BufferedOutputStream(new FileOutputStream(myJpegFile));
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(output);
encoder.encode(myJpegImage);
System.out.println("Image Create successufully");
output.close();
}
catch(IOException e){
System.out.println("\nError: couldn't read dicom image!"+ e.getMessage());
return;
}
}
}
导入java.awt.image.buffereImage;
导入java.io.BufferedOutputStream;
导入java.io.File;
导入java.io.FileOutputStream;
导入java.io.IOException;
导入java.io.OutputStream;
导入java.util.Iterator;
导入javax.imageio.imageio;
导入javax.imageio.ImageReader;
导入javax.imageio.stream.ImageInputStream;
导入org.dcm4che3.imageio.plugins.dcm.dicomimagereadpram;
导入com.sun.image.codec.jpeg.jpeg编解码器;
导入com.sun.image.codec.jpeg.jpeg图像编码器;
公共类TestConverter{
公共静态void main(字符串…x)抛出IOException,Exception{
TestConverter.dicomToJpeg(“C:\\Users\\xxxxx\\Desktop\\SCOUT\\IM-0001-0001.dcm”);
}
公共静态void dicomToJpeg(字符串args)引发IOException,Exception{
//TODO自动生成的方法存根
尝试
{
File myDicomFile=新文件(args);
BuffereImage myJpegImage=null;
迭代器iter=ImageIO.getImageReadersByFormatName(“DICOM”);
ImageReader=(ImageReader)iter.next();
DicomImageReadParam param=null;
试试{
param=(DicomImageReadParam)reader.getDefaultReadParam();
}
捕获(例外e){
e、 printStackTrace();
}
ImageInputStream iis=ImageIO.createImageInputStream(myDicomFile);
reader.setInput(iis,false);
myJpegImage=reader.read(0,参数);
iis.close();
如果(myJpegImage==null){
System.out.println(“\n错误:无法读取dicom图像!”);
返回;
}
File myJpegFile=新文件(“d:/demo.jpg”);
OutputStream输出=新的BufferedOutputStream(新文件OutputStream(myJpegFile));
JPEGImageEncoder编码器=JPEGCodec.createJPEGEncoder(输出);
编码器。编码(MyJPEG图像);
System.out.println(“图像创建成功”);
output.close();
}
捕获(IOE异常){
System.out.println(“\n错误:无法读取dicom图像!”+e.getMessage());
返回;
}
}
}
并得到以下异常
Exception in thread "main" java.lang.UnsatisfiedLinkError: com.sun.medialib.codec.jp2k.Decoder.decode_init(Ljavax/imageio/stream/ImageInputStream;J)J
at com.sun.medialib.codec.jp2k.Decoder.decode_init(Native Method)
at com.sun.medialib.codec.jp2k.Decoder.<init>(Decoder.java:53)
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KRenderedImageCodecLib.<init>(J2KRenderedImageCodecLib.java:158)
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KImageReaderCodecLib.read(J2KImageReaderCodecLib.java:367)
at org.dcm4che3.imageio.plugins.dcm.DicomImageReader.read(DicomImageReader.java:281)
at TestConverter.dicomToJpeg(TestConverter.java:43)
at TestConverter.main(TestConverter.java:22)
线程“main”java.lang.unsatifiedLinkError中的异常:com.sun.medialib.codec.jp2k.Decoder.decode_init(Ljavax/imageio/stream/ImageInputStream;J)J
位于com.sun.medialib.codec.jp2k.Decoder.decode_init(本机方法)
在com.sun.medialib.codec.jp2k.Decoder上。(Decoder.java:53)
位于com.sun.media.imageioimpl.plugins.jpeg2000.J2KRenderedImageCodecLib(J2KRenderedImageCodecLib.java:158)
位于com.sun.media.imageioimpl.plugins.jpeg2000.J2KImageReaderCodecLib.read(J2KImageReaderCodecLib.java:367)
位于org.dcm4che3.imageio.plugins.dcm.DicomImageReader.read(DicomImageReader.java:281)
在TestConverter.dicomToJpeg(TestConverter.java:43)
位于TestConverter.main(TestConverter.java:22)
有人能帮忙吗?我想,这取决于一些本机库(例如.dll文件)。您可以像下面这样为这些库添加代码
System.load("C:/pathMe/someLibrary.dll");
互联网上没有太多关于dcm4che3的信息,尤其是没有太多的例子。我在我的应用程序中使用这个库,并且遇到了同样的问题。我发现需要加载与映像IO库一起分发的本机库:
- clib_jiio.dll
- clib_jiio_sse2.dll
- clib_jiio_util.dll
还有一件事,我将这些库保存在我的Jar中,在调用System.load(“libraryName”)之前,我需要从Jar中检索它并保存在临时文件中。如果我使用这个dll,我的应用程序在处理压缩的dicom图像时经常崩溃。。。请帮帮我。。。。谢谢,请提供更多详细信息、堆栈跟踪、控制台输出等