[Insight-users] Streaming large datasets with itk-vtk

[Iván Macía]

Are there any plans to provide such streaming support for readers/writers in
ITK in the near future? 

Regards

Ivan

> -----Mensaje original-----
> De: insight-users-bounces+imacia=vicomtech.es at itk.org [mailto:insight-
> users-bounces+imacia=vicomtech.es at itk.org] En nombre de Kevin H. Hobbs
> Enviado el: viernes, 12 de enero de 2007 22:40
> Para: Jesús Spínola
> CC: insight-users at itk.org; VTK
> Asunto: Re: [Insight-users] Streaming large datasets with itk-vtk
> 
> On Fri, 2007-01-12 at 14:05 +0100, Jesús Spí­nola wrote:
> 
> > My first question is, given that pipeline, can I apply streaming to
> > it?
> > second is, if i can, which filter is better to apply: the itk or the
> > vtk one, and where?
> > if it's not possible to apply streaming this way, what can I do to
> > solve the problem? Change the pipeline?
> 
> None of the ITK readers and writers support streaming right now. As a
> result the readers read the whole image into memory. If there isn't
> enough memory for one copy of the image this is a problem. Many of the
> VTK readers DO support streaming, and only read enough of the file for
> whatever filter is downstream. If you clip your image to show a slice,
> or if you only want a VOI I'd use a VTK reader.
> 
> Most of the ITK filters support streaming, so you can do things like
> VTKRead -> ITKFilter -> VTKWriter. Watch out for iterative filters
> though.
> 
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> 

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