[vtkusers] Casting vtkPNGReader to vtkImageReader2

[Amy Squillacote]

Hi John,

What are you trying to do? vtkPNGReader is a direct subclass of 
vtkImageReader2.

- Amy

John Eke wrote:
> Hi,
>
> I have read an image using vtkPNGReader, I was wondering how I can 
> safely transfer all that information into vtkImageReader2
>
> - John
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-- 
Amy Squillacote                    Phone: (256) 726-4839
Computer Scientist                 Fax: (256) 726-4806
CFD Research Corporation           Web: http://www.cfdrc.com
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