opj_viewer enabled stateless requests

This commit is contained in:
Kaori Hagihara 2011-09-16 14:17:45 +00:00
parent 6a1573c228
commit 1475cabfa0
8 changed files with 47 additions and 24 deletions

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@ -1 +1 @@
opj_viewer-20110825.jar
opj_viewer-20110916.jar

View File

@ -43,22 +43,25 @@ public class ImageManager extends JPIPHttpClient
public int getOrigWidth(){ return pnmimage.width;}
public int getOrigHeight(){ return pnmimage.height;}
public Image getImage( String j2kfilename, int reqfw, int reqfh)
public Image getImage( String j2kfilename, int reqfw, int reqfh, boolean reqcnew)
{
System.err.println();
String refcid = ImgdecClient.query_cid( j2kfilename);
String refcid = null;
byte[] jpipstream;
if( reqcnew)
refcid = ImgdecClient.query_cid( j2kfilename);
if( refcid == null){
String reftid = ImgdecClient.query_tid( j2kfilename);
if( reftid == null)
jpipstream = super.requestViewWindow( j2kfilename, reqfw, reqfh, true);
jpipstream = super.requestViewWindow( j2kfilename, reqfw, reqfh, reqcnew);
else
jpipstream = super.requestViewWindow( j2kfilename, reftid, reqfw, reqfh, true);
jpipstream = super.requestViewWindow( j2kfilename, reftid, reqfw, reqfh, reqcnew);
}
else
jpipstream = super.requestViewWindow( reqfw, reqfh, refcid, true);
jpipstream = super.requestViewWindow( reqfw, reqfh, refcid, reqcnew);
System.err.println( "decoding to PNM image");
pnmimage = ImgdecClient.decode_jpipstream( jpipstream, j2kfilename, tid, cid, fw, fh);
@ -70,11 +73,11 @@ public class ImageManager extends JPIPHttpClient
public Image getImage( int reqfw, int reqfh, int reqrx, int reqry, int reqrw, int reqrh)
{
System.err.println();
byte[] jpipstream = super.requestViewWindow( reqfw, reqfh, reqrx, reqry, reqrw, reqrh);
System.err.println( "decoding to PNM image");
pnmimage = ImgdecClient.decode_jpipstream( jpipstream, cid, fw, fh);
pnmimage = ImgdecClient.decode_jpipstream( jpipstream, tid, cid, fw, fh);
System.err.println( " done");
return pnmimage.createROIImage( rx, ry, rw, rh);
@ -96,7 +99,9 @@ public class ImageManager extends JPIPHttpClient
}
public void closeChannel()
{
ImgdecClient.destroy_cid( cid);
super.closeChannel();
if( cid != null){
ImgdecClient.destroy_cid( cid);
super.closeChannel();
}
}
}

View File

@ -55,7 +55,7 @@ public class ImageViewer extends JPanel
private Rectangle roirect[] = null;
private String roiname[] = null;
public ImageViewer( String j2kfilename, ImageManager manager)
public ImageViewer( String j2kfilename, ImageManager manager, boolean session)
{
String str;
@ -70,7 +70,7 @@ public class ImageViewer extends JPanel
myRL = new ResizeListener(this);
imgmanager = manager;
img = imgmanager.getImage( j2kfilename, vw, vh);
img = imgmanager.getImage( j2kfilename, vw, vh, session);
addMouseListener(myMML);
addMouseMotionListener(myMML);

View File

@ -38,13 +38,13 @@ public class ImageWindow extends JFrame
// private OptionPanel optpanel;
private ImageManager imgmanager;
public ImageWindow( String uri, String j2kfilename)
public ImageWindow( String uri, String j2kfilename, boolean session)
{
super( j2kfilename);
imgmanager = new ImageManager( uri);
imgviewer = new ImageViewer( j2kfilename, imgmanager);
imgviewer = new ImageViewer( j2kfilename, imgmanager, session);
imgviewer.setOpaque(true); //content panes must be opaque
// optpanel = new OptionPanel( imgmanager, imgviewer);
@ -71,16 +71,21 @@ public class ImageWindow extends JFrame
public static void main(String s[])
{
String j2kfilename, uri;
boolean session;
if(s.length > 0){
uri = s[0];
j2kfilename = s[1];
if( s.length > 2)
session = !s[2].equalsIgnoreCase( "stateless");
else
session = true;
}
else{
System.out.println("Usage: java -jar opj_viewer.jar HTTP_server_URI imagefile.jp2");
System.out.println("Usage: java -jar opj_viewer.jar HTTP_server_URI imagefile.jp2 [stateless/session]");
return;
}
ImageWindow frame = new ImageWindow( uri, j2kfilename);
ImageWindow frame = new ImageWindow( uri, j2kfilename, session);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

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@ -33,17 +33,17 @@ import java.net.*;
public class ImgdecClient{
public static PnmImage decode_jpipstream( byte[] jpipstream, String cid, int fw, int fh)
public static PnmImage decode_jpipstream( byte[] jpipstream, String tid, String cid, int fw, int fh)
{
if( jpipstream != null)
send_JPIPstream( jpipstream);
return get_PNMstream( cid, fw, fh);
return get_PNMstream( cid, tid, fw, fh);
}
public static PnmImage decode_jpipstream( byte[] jpipstream, String j2kfilename, String tid, String cid, int fw, int fh)
{
send_JPIPstream( jpipstream, j2kfilename, tid, cid);
return get_PNMstream( cid, fw, fh);
return get_PNMstream( cid, tid, fw, fh);
}
public static void send_JPIPstream( byte[] jpipstream)
@ -91,10 +91,13 @@ public class ImgdecClient{
os.writeBytes( "0\n");
else
os.writeBytes( tid + "\n");
os.writeBytes( cid + "\n");
if( cid == null)
os.writeBytes( "0\n");
else
os.writeBytes( cid + "\n");
os.writeBytes( length + "\n");
os.write( jpipstream, 0, length);
byte signal = is.readByte();
if( signal == 0)
@ -106,7 +109,7 @@ public class ImgdecClient{
}
}
public static PnmImage get_PNMstream( String cid, int fw, int fh)
public static PnmImage get_PNMstream( String cid, String tid, int fw, int fh)
{
PnmImage pnmstream = new PnmImage();
try {
@ -116,7 +119,13 @@ public class ImgdecClient{
byte []header = new byte[7];
os.writeBytes("PNM request\n");
os.writeBytes( cid + "\n");
if( cid != null)
os.writeBytes( cid + "\n");
else
if( tid != null)
os.writeBytes( tid + "\n");
else
os.writeBytes( "0\n");
os.writeBytes( fw + "\n");
os.writeBytes( fh + "\n");

View File

@ -72,7 +72,11 @@ public class JPIPHttpClient
if( cid != null)
return requestViewWindow( reqfw, reqfh, reqrx, reqry, reqrw, reqrh, cid);
else
return null;
// return null;
if( tid != null)
return requestViewWindow( null, tid, reqfw, reqfh, reqrx, reqry, reqrw, reqrh, null, false);
else
return null;
}
public byte[] requestViewWindow( int reqfw, int reqfh, String reqcid)