[Insight-users] Restrict image processing to a smaller region

[Bill Lorensen]

Yes, the viewer requests the whole image.

On Wed, Feb 15, 2012 at 9:41 AM, Chr. Rossmanith
<cr at neuro.ma.uni-heidelberg.de> wrote:
> Thank you, now I finally have my application working. How could I test that
> a filter really restricts itself to the requested region? If I add the
> medianFilter to the viewer as a forth image the whole image has been
> processed. But that might be because the viewer requests the whole image...
>
> Christina
>
> Am 08.02.2012 18:27, schrieb Bill Lorensen:
>
>> I just added an example to the wiki that shows how to use
>> RequestedRegion on a filter and then paste the filtered region back
>> into the image.
>>
>> http://itk.org/Wiki/ITK/Examples/ImageProcessing/ImageFilterOnARegion#ImageFilterOnARegion.cxx
>>
>> On Fri, Feb 3, 2012 at 6:24 AM, Chr. Rossmanith
>> <cr at neuro.ma.uni-heidelberg.de>  wrote:
>>>
>>> Hi,
>>>
>>> I'd like to process only a subregion of an image. A search only gave
>>>
>>> http://old.nabble.com/How-to-restrict-work-region-of-filters-td5963437.html
>>> as a result. Is the ExtractRegionOfInterestFilter + PasteImageFilter
>>> approach described there still valid or is there a more elegant way?
>>>
>>> Christina Rossmanith
>>> --
>>> Dept. of Neurology
>>> University Medical Center Mannheim
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>>
>>
>>
>



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