[Insight-users] RegionOfInterestImageFilter

[Matt McCormick]

Hi Juergen,

> In my application, i'm running into memory problems so I'm using the
> RegionOfInterestImageFilter to work on subregions of a dataset. As far as
> i know (by testing), the ROI-ImageFilter does not work directly on the
> original data but copies the subregion.
> 
> Now, i want to ask if there's some kind of RegionOfInterestImageFilter
> that DIRECTLY works on the original data?

A more important point may be to make sure you are using an input file format 
reader that is capable of streaming.  The MetaImage reader, for example, can do 
this.

Regards,
Matt