[Dcmlib] [Fwd: Re: dicom3tools_1.00.snapshot.20050804.helgray.tar.bz2] David Clunnie's anwer
Mathieu Malaterre
mathieu.malaterre at kitware.com
Wed Sep 21 04:59:43 CEST 2005
Jean-Pierre Roux wrote:
> Mathieu Malaterre wrote:
>
>> For refs:
>>
>> -------- Original Message --------
>> Subject: Re: dicom3tools_1.00.snapshot.20050804.helgray.tar.bz2
>
>
>
> --------------------------------------------------------------------------------------------------------
>
>
>> However DICOM PS 3-5 7.8.1 a) states that those (gggg-0010->00FF where
>> gggg is odd) attributes have to be LO.
>
>
> Yes, but that has nothing to do with the way my dictionary is
> constructed.
>
>> Here is a concrete question :
>> If we are decoding a dataset and we encounter a tag like (0009,0012) :
>> - when the dataset is encoded in EXplicit with a VR different of LO, we
>> may assume its VR is invalid
>
>
> Yes.
>
>> - when the dataset is encoded in IMplicit we can assume that its VR is
>> LO
>
>
> Yes.
>
> ----------------------------------------------------------------------------------------------------------
>
>
> In gdcm, we choosed to trust the 'EXplicit' VR, better than the Dicom
> Dictionnary
> -we assumed the 'writter' knows what he's doing (hope so), and we want
> to read any image-
>
> What we can do easyly, is to force to VR=LO any odd dicom tag whose
> number is 10< <FF
>
> Any objection ?
Your patch looks fine to me.
Thanks
Mathieu
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