[Insight-users] Fwd: StreamImageFilter - Heap corruption problems.

[Sergio Vera]

Thanks for the clarification, Luis.

So sad the Hessian filters aren't streamables as they memory intensive.

I will try to make a minimum-replicable code snippet and report a bug if
possible,

Thanks


On Thu, Dec 2, 2010 at 4:58 AM, Luis Ibanez <luis.ibanez at kitware.com> wrote:

> Hi Sergio,
>
> Your guess is correct.
>
> The HessianRecursiveGaussianImageFilter does
> not stream.
>
> This is because internally it uses the RecursiveGaussian
> image filter, which is an implementation of an Infinite
> Impulse Response (IIR) filter, and therefore, it needs the
> full set of pixels in a line in order to perform a computation.
>
>
> That said, the pipeline shouldn't crash...
>
> It should simply report to the StreamingImageFilter
> that the best that the intermediate filters can do is to
> compute the image in a single block.
>
> You may have uncover a bug in the pipeline negotiation
> during the streaming process.
>
>
>     Luis
>
>
> -----------------------------------------------------------
> On Fri, Nov 26, 2010 at 5:38 AM, Sergio Vera <sergio.vera at alma3d.com>
> wrote:
> > Hello,
> > when using StreamImageFilter in a pipeline, my program crashes with a
> "HEAP
> > CORRUPTION DETECTED" message from windows (ITK3.18, VS2008).
> > The pipeline is this one:
> >
> inputImg->ThresholdImageFilter->CastImageFilter->HessianRecursiveGaussianImageFilter->Hessian3DToVesselnessMeasureImageFilter->StreamImageFilter(8
> > divisions)
> > I call Update at the StreamImageFilter. Maybe some filters can't be
> > streamed, and that's why the program crashes?
> > Any Idea about why streamImageFilter causes such a heap corruption? (The
> > pipeline works ok without it)
> >
> > Thanks in advance
> > --
> > Sergio Vera
> >
> >  Alma IT Systems
> >  C/ Vilana, 4B, 4º 1ª
> >  08022 Barcelona
> >  T. (+34) 932 380 592
> >  www.alma3d.com
> >
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-- 
Sergio Vera

 Alma IT Systems
 C/ Vilana, 4B, 4º 1ª
 08022 Barcelona
 T. (+34) 932 380 592
 www.alma3d.com



-- 
Sergio Vera

 Alma IT Systems
 C/ Vilana, 4B, 4º 1ª
 08022 Barcelona
 T. (+34) 932 380 592
 www.alma3d.com
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