[ITK-users] Get RescaleIntercept

[Matias Montroull]

Thanks Matt, that worked!

On Mon, Nov 24, 2014 at 10:47 PM, Matt McCormick <matt.mccormick at kitware.com
> wrote:

> Hi Matias,
>
>   reader->UpdateOutputInformation();
>
> must be called for gdcmImageIO to parse the tags.
>
> HTH,
> Matt
>
>
> On Mon, Nov 24, 2014 at 7:31 PM, Matias Montroull <matimontg at gmail.com>
> wrote:
> > Hi,
> >
> > I'm struggling with code I did to get the RescaleIntercept of an image.
> >
> > It's simple as this:
> >
> > typedef itk::GDCMImageIO ImageIOTypeGDCM;
> > ImageIOTypeGDCM::Pointer gdcmImageIO = ImageIOTypeGDCM::New();
> > reader->SetImageIO( gdcmImageIO );
> >
> > double intercept = gdcmImageIO->GetRescaleIntercept();
> > std::cout << "Rescale Intercept value: " << intercept << std::endl;
> >
> > Now, the last line returns "0" and actually the tag (0028|1052) reads
> > "-1000"
> >
> > Is there any issues with the code or something I missed?
> >
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