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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=19055 New documentation for <image> ------- Additional Comments From [EMAIL PROTECTED] 2003-04-22 09:31 ------- I used Rational Rose for creating the diagram and its WebPublisher AddIn for creating the image. I created a target, which should create thumbnails of several pictures. <target name="createThumbnail"> <mkdir dir="dest"/> <image srcdir="src" destdir="dest" includes="*.png"> <!-- bmp,gif,tif,emf,jpg,png --> <scale keepproportions="true" width="40%"/> </image> </target> But when I call that an error occurs. Output: createThumbnail: [mkdir] Created dir: C:\tmp\anttests\images\dest [image] Processing File: C:\tmp\anttests\images\src\image3.png Scaling to 0.4% x 0.4% [image] Error: IOException occurs when search for propriate codecs. [image] Occurs in: com.sun.media.jai.codec.ImageCodec [image] java.io.IOException: Bad file descriptor [image] at java.io.RandomAccessFile.seek(Native Method) [image] at com.sun.media.jai.codec.FileSeekableStream.readPage (FileSeekableStream.java:141) [image] at com.sun.media.jai.codec.FileSeekableStream.read (FileSeekableStream.java:181) [image] at com.sun.media.jai.codec.SeekableStream.readFully (SeekableStream.java:327) [image] at com.sun.media.jai.codec.SeekableStream.readFully (SeekableStream.java:306) [image] at com.sun.media.jai.codec.ImageCodec.getDecoderNames (ImageCodec.java:274) [image] at com.sun.media.jai.opimage.StreamRIF.create(StreamRIF.java:80) [image] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [image] at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) [image] at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25) [image] at java.lang.reflect.Method.invoke(Method.java:324) [image] at javax.media.jai.FactoryCache.invoke(FactoryCache.java:130) [image] at javax.media.jai.OperationRegistry.invokeFactory (OperationRegistry.java:1682) [image] at javax.media.jai.ThreadSafeOperationRegistry.invokeFactory (ThreadSafeOperationRegistry.java:481) [image] at javax.media.jai.registry.RIFRegistry.create (RIFRegistry.java:340) [image] at javax.media.jai.RenderedOp.createInstance (RenderedOp.java:830) [image] at javax.media.jai.RenderedOp.createRendering (RenderedOp.java:878) [image] at javax.media.jai.RenderedOp.getRendering(RenderedOp.java:899) [image] at javax.media.jai.RenderedOp.createInstance (RenderedOp.java:810) [image] at javax.media.jai.RenderedOp.createRendering (RenderedOp.java:878) [image] at javax.media.jai.RenderedOp.getRendering(RenderedOp.java:899) [image] at javax.media.jai.RenderedOp.createInstance (RenderedOp.java:810) [image] at javax.media.jai.RenderedOp.createRendering (RenderedOp.java:878) [image] at javax.media.jai.RenderedOp.getRendering(RenderedOp.java:899) [image] at javax.media.jai.JAI.createNS(JAI.java:1103) [image] at javax.media.jai.JAI.create(JAI.java:977) [image] at javax.media.jai.JAI.create(JAI.java:1672) [image] at org.apache.tools.ant.taskdefs.optional.image.Image.processFile(Image.java:228) [image] at org.apache.tools.ant.taskdefs.optional.image.Image.execute (Image.java:300) ... But I hadnīt the time to go deep into that problem - especially because I donīt know the JAI.