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Re: imagej problem with window width and level of dicom-files

Posted by Wayne Rasband on Nov 07, 2009; 2:33pm
URL: http://imagej.273.s1.nabble.com/imagej-problem-with-window-width-and-level-of-dicom-files-tp3690534p3690537.html

On Nov 6, 2009, at 3:04 PM, Hollebolle wrote:

> Hi Wayne,
>
> thank You very much. That is working fine.
>
> But I have developed my own solution based upon ImageJ Version
> 1.39 and cannot easily update on the newest version. Could
> you tell me, where I have to search for the problem (somewhere
> in ByteProcessor.java)? I know, a lot has changed until now, but
> maybe its just a small thing (hopefully).

The fix is in the DICOM class. To see it:

   - go to the ImageJ website
   - click on "Developer Resources"
   - click on "Git Version Control Repository"
   - click on "commit" in the top line
   - click on "diff" in the line starting with "ij/plugin/DICOM.java"

-wayne

> Wayne Rasband wrote:
>>
>>> ImageJ does not properly show my CR DICOM-files. Window
>>> width and level values are 2800 and 1600, but then the
>>> image is displayed completely white. Something is wrongly
>>> interpreted by ImageJ, because when I open that dicom file
>>> with eFilm or Sante DICOM-Viewer the image is displayed
>>> with width=2800 and center (level)=1600 absolutely
>>> correctly.
>>>
>>> Please open this dicom-file with ImageJ:
>>> http://www.oliver-lazar.de/dicom/IM000000.dcm
>>>
>>> Try to adjust window width and level values. That is not
>>> working right.
>>
>> The v1.43k8 daily build opens this DICOM correctly. You can upgrade  
>> by
>> using the Help>Update ImageJ command and selecting "daily build" from
>> the drop down menu.
>>
>> -wayne
>>
>>
>
> --
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