[Insight-users] Unable to write dicom tag using GDCMImageIO

[Bill Lorensen]

Can you post the entire program please?

On Sat, Oct 6, 2012 at 9:04 PM, suicheng gu <gusuch at yahoo.com> wrote:

> I used the following code to obtain the coronal view, but the orientation
> tag is still 1\0\0\0\1\0
> And one more problem is that some dcm files are with size of 0.
>
> itk::OrientImageFilter<InputImageType,InputImageType>::Pointer orienter =
> itk::OrientImageFilter<InputImageType,InputImageType>::New();
> orienter->UseImageDirectionOn();
> orienter->SetDesiredCoordinateOrientationToCoronal();
> orienter->SetInput(reader->GetOutput());
> orienter->Update();
>
>    *From:* Bill Lorensen <bill.lorensen at gmail.com>
> *To:* suicheng gu <gusuch at yahoo.com>
> *Cc:* "insight-users at itk.org" <insight-users at itk.org>
> *Sent:* Sunday, October 7, 2012 4:33 AM
>
> *Subject:* Re: [Insight-users] Unable to write dicom tag using GDCMImageIO
>
> You can use itkOrientImageFilter to change the direction of the volume.
> Then when you write the IDCOM with itk, the direction cosines will be
> correct.
>
> On Sat, Oct 6, 2012 at 11:24 AM, suicheng gu <gusuch at yahoo.com> wrote:
>
> Thanks very much.
> what I want to do is to reconstruct the coronal and saggittal views and
> save them as dcm files.
> I can manually change the direction of the volume data
> If I can't change these tags, can I just create one dictionary? such as
> the example: ImageReadDicomSeriesWrite.cxx
>
>     *From:* Bill Lorensen <bill.lorensen at gmail.com>
> *To:* suicheng gu <gusuch at yahoo.com>
> *Cc:* "insight-users at itk.org" <insight-users at itk.org>
> *Sent:* Saturday, October 6, 2012 11:07 PM
> *Subject:* Re: [Insight-users] Unable to write dicom tag using GDCMImageIO
>
> If I recall, tags that are related to orientation and spacing cannot be
> changed. You must change the orientation of the data before you write the
> dicom file. The writer will output the proper tag that goes with the data.
>
> On Sat, Oct 6, 2012 at 5:21 AM, suicheng gu <gusuch at yahoo.com> wrote:
>
> Hi,
>
> I was trying to chage the image orientation tag using
> itk::EncapsulateMetaData<std::string>(dict1,"0020|0037",
> "1\\0\\0\\0\\0\\1");
> But the image orientation was still 1\0\0\0\1\0
>
>
>
> I also tested the provided exmaple:
> InsightToolkit-4.1.0\Examples\IO\DicomImageReadChangeHeaderWrite.cxx
>
> It works for some tags, such as the instance number:
> DicomImageReadChangeHeaderWrite $infile$ $outfile$ 0020|0013 10
>
> But it failed on the image orientation: DicomImageReadChangeHeaderWrite
> $infile$ $outfile$  0020|0037 1\0\0\0\0\1
>
>
>
> Anyone can help?
> Thanks in advance.
> Suicheng
>
>
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