[vtkusers] how to brighten an image?

Charles Law charles.law at kitware.com
Mon Oct 30 06:10:27 EST 2000

vtkImageShiftScale will do it.


At 01:11 AM 10/30/00 -0600, Wolfram H Volpi wrote:
>I have an image that is very dark, almost all black.
>Is there a vtkImage filter that will multiply the pixel values
>by a constant?
>vtkImageToImageFilter might be the thing to use, but it has no
>documentation, or tcl example.  How does it work?
>Does any one have a suggestion on how to brighten up an image?
>Thank you,

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