[Insight-users] vtk datatype problem

[John Drescher]

On Fri, Jun 1, 2012 at 5:44 PM, John Drescher <drescherjm at gmail.com> wrote:
>> i'm trying to read and display 3D image with itk and vtk but the main
>> problem image has 2 byte per pixel
>> so at reading i create imagetype with unsigned short then while trying to
>> display i got this error
>>
>>
>> vtkOpenGLImageActor (03544288): This filter requires unsigned char scalars
>> as input
>>
>> what can i do to solve this and keep all data without loss?
>>
>
> The display is 8 bit so it will need to be 8 bit to view. Put
> vtkImageMapToColors  in your pipeline to allow you to window and level
> out the best 8 bit for display.
>

vtkImageMapToWindowLevelColors is a better choice for your
application. however I can not help now.

John


-- 
John M. Drescher