[Insight-users] Need help with PermuteAxesImageFilter

[Luis Ibanez]

Hi MX,

Please send us your code.


Thanks


    Luis



-----------------
MX wrote:
> 
> Hi Luis,
> that's what I described in my first mail.
> I tried it out with the typical SeriesWrite example.
> Without any permutation there's no problem with passing
> the MetaDataArray to the SeriesWriter.
> Then I put a permutation filter in the pipeline without
> modifying the MetaDataDictionaries and the programm crashes.
> Even with correcting the header values the programm crashes.
> 
> Thanks,
> Martin
> 
> 
>> Hi MX
>>
>> Have you tried passing the MetaDataDictionaries without
>> any modifications, and also skipping the PermuteAxis,
>> and Region of Interest filters ?
>>
>> It still looks like you have a simple pointer assignment
>> problem.
>>
>>
>> Please give it a try to remove the PermuteAxes and Region
>> of Interest filters from your pipeline, pass the MetaDictionaries
>> unchanged, and let us know what you find.
>>
>>
>>
>>    Thanks
>>
>>
>>      Luis
>>
>>
>> -----------------
>> MX wrote:
>>
>>>
>>> Hi Luis,
>>> I don't think that's the problem, because just
>>> before I set the MetaDataDictionaryArray I check its size
>>> and the values I changed. And they were still intact.
>>> If the DictionaryArray would be a null pointer it would crash there.
>>> Or do I have to set up the SeriesWriter in a special way to take the 
>>> array?
>>>
>>> I tried it in this way:
>>> Take the MetaDataDictionary from the SeriesReader,
>>> change the values you mentioned,
>>> and give it back to the SeriesWriter,
>>>
>>> Thanks,
>>> Martin
>>>
>>>
>>>> Hi Mx,
>>>>
>>>> That error message doesn't seem to be related to the actual content of
>>>> the tags in the MetaDictionary.
>>>>
>>>> It is rather likely that you are using a pointer to a MetaDictionary
>>>> object without having allocated the actual object for it.
>>>>
>>>> Please add a break point to line 48 of
>>>>
>>>>               Code/Common/itkMetaDataDictionary.cxx:48
>>>>
>>>> and check the values of the pointers:
>>>>
>>>>            m_Dictionary
>>>>            old.m_Dictionary
>>>>
>>>>
>>>> It is quite likely that one of them is a NULL pointer,
>>>> or a pointer to a deleted object.
>>>>
>>>>
>>>> Please let us know what you find.
>>>>
>>>>
>>>>
>>>>    Thanks
>>>>
>>>>
>>>>
>>>>       Luis
>>>>
>>>>
>>>>  
>>>>
>>>
>>>
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>>>
>>>
>>
>>
>>
> 
> 
>