[vtkusers] how to convert color image to gray image in VTK?

Wed Jul 10 09:48:10 EDT 2002

I tend to use

vtkImageLuminance luminance
  luminance SetInput [reader GetOutput]

...john

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From: "wolfweed" <wolfweed at sina.com>@public.kitware.com on 07/10/2002 11:35 AM
ZE8

         "wolfweed" <wolfweed at sina.com>           To:   "vtkusers at public.kitware.com"        
                    @public.kitware.com        <vtkusers at public.kitware.com>                 
                                                  Cc:    (bcc: John Anast-JM/PGI)            
                                          Subject:      [vtkusers] how to convert color      
                               Sent by:        image to gray image in VTK?                   
      vtkusers-admin at public.kitware.com                                                      
                    07/09/2002 11:35 PM                                                      

Hi,
  Can you tell me the formula of converting color image to gray image in VTK?
  thanks in advance

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