[vtkusers] Extract a slice and save it as jpg/png

[Bill Lorensen]

Post you entire example. And, if you can post a link to your data...

On Tue, Jul 13, 2010 at 3:57 PM, Chris Turner
<cturnercomplex at googlemail.com> wrote:
> Hi Bill,
>
> thanks for your answer! But didn't do the trick.
> So strange I thought this was a standard question and procedure. And
> that there has to be a easy way to do that.
>
> And why don't I even get a error message or something. Even when I
> turn on the debug mode there is nothing suspicious.
>
> Anybody has another approach?
>
> Thanks
> Chris
>
> On Mon, Jul 12, 2010 at 10:16 AM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
>> Try,
>> voi.SetVOI(0,0,0,511,511,0)
>>
>> On Mon, Jul 12, 2010 at 10:07 AM, Chris Turner
>> <cturnercomplex at googlemail.com> wrote:
>>> Really? Am I the only one with that problem?
>>>
>>> On Fri, Jul 9, 2010 at 5:02 PM, Chris Turner
>>> <cturnercomplex at googlemail.com> wrote:
>>>> Hi Everyone!
>>>>
>>>> I'm trying to extract a slice from a vtkImageData object and save it as picture.
>>>>
>>>> That's how I do it:
>>>>
>>>> voi=vtkExtractVOI()
>>>> voi.SetInput(imageData)
>>>> voi.SetVOI(0,0,0,512,512,1)
>>>> voi.Update()
>>>>
>>>> writer=vtkJPEGWriter()
>>>> writer.SetInput(voi.GetOutput())
>>>> writer.SetFileName("slice.jpg")
>>>> writer.Write()
>>>>
>>>> ImageData is 512x512x40 spacing 1,1,1
>>>>
>>>> The strange thing is I don't get an output nor an error message. So I
>>>> think I'm missing something here.... but it can't figure out what.
>>>>
>>>> So does anybody have an idea or a better solution?
>>>>
>>>> Thanks
>>>> Chris
>>>>
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>