[vtkusers] how to isolate slices from a single raw volume file ?
John Hunter
jdhunter at ace.bsd.uchicago.edu
Thu Mar 25 07:27:12 EST 2004
>>>>> "arpit" == arpit baldeva <abaldeva at yahoo.com> writes:
arpit> Assuming 256x256 images, if I use
arpit> SetDataExtent(0,255,0,255,0,49) and
arpit> SetDataExtent(0,255,0,255,50,149) methods for my
arpit> vtkImageReader object, it doesnt work for the second
arpit> case. In the second case, it reads 100 slices but from the
arpit> begining and not from the 50th slice.
arpit> Any suggestions on how to do it in vtk ? Or is it that i
arpit> need to write some code outside vtk ? thanks a lot. I ll
arpit> appreciate any help.
Using vtkImageReader2
reader.SetFileNameSliceOffset(50)
reader.SetDataExtent(0, 255, 0, 255, 0, 49)
should read slices 50 -> 99.
Hope this helps,
JDH
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