[ITK-users] [ITK] itk::CastImageFilter causes AccessViolationException

[Andrew Harris]

Thanks Dženan, as I said in my previous email running Update() on the
castFilter pointer returns the same error.  I did put in a try/catch block
to update it though.

--

AH


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On Wed, Jul 27, 2016 at 5:16 PM, Dženan Zukić <dzenanz at gmail.com> wrote:

> Hi Andrew,
>
> I think that line 62 of .cpp should be:
> castFilter->Update();
> I don't see the pipeline updated elsewhere.
>
> Regards,
> Dženan
>
> On Wed, Jul 27, 2016 at 3:54 PM, Andrew Harris <aharr8 at uwo.ca> wrote:
>
>> Thanks for getting back to me, after conferring with a colleague I tried
>> using the output of the cast filter directly in the subsequent pipeline
>> rather than writing it to a new image object of the filter's output type. I
>> got the same error doing that, and also got the same error just running
>> Update() on the cast filter, which leads me to believe I'm doing something
>> wrong in setting up the cast filter.  I'm attaching my code for the class
>> I'm writing, hope it's something simple I'm doing wrong. Currently it's
>> throwing the exception at line 85 when the registration transform
>> initializer is activated.
>>
>> --
>>
>> AH
>>
>>
>>
>> -----------------------------------------------------------------------------------------------
>>
>> *This email and any attachments thereto may contain private,
>> confidential, and privileged materials for the sole use of the intended
>> recipient. Any reviewing, copying, or distribution of this email (or any
>> attachments thereto) by other than the intended recipient is strictly
>> prohibited. If you are not the intended recipient, please contact the
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>> On Tue, Jul 26, 2016 at 7:09 PM, Bradley Lowekamp <brad at lowekamp.net>
>> wrote:
>>
>>> Hello,
>>>
>>> The most common mistake here would be forgetting to call Allocate on
>>> your image. Beyond that sharing your code would be helpful.
>>>
>>> Brad
>>>
>>> On Jul 26, 2016, at 1:43 PM, Andrew Harris <aharr8 at uwo.ca> wrote:
>>>
>>> Hello,
>>> I am attempting to use the CastImageFilter to convert between unsigned
>>> char and float image types, and am getting a
>>> System.AccessViolationException at runtime.  I have seen reference to this
>>> being caused by referring to a pointer that is out of scope, but in this
>>> case both the image and the cast filter are delcared in the same method, so
>>> I’m not sure how it can be going out of scope.  I can include the header
>>> and definition files if that would be helpful.
>>>
>>> --
>>>
>>> AH
>>>
>>>
>>>
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