[Insight-users] 3D image iterator problem
Cagatay Bilgin
bilgincc at gmail.com
Wed Jun 6 12:45:06 EDT 2012
Hi Alaa,
it is not possible to understand what is going
on if you use a screenshot. Please save your
original image, without using a snapshot, and
your processed image, and send it to the list
along with your code so that we can try to help
you.
Cheers,
Cagatay
On Tue, Jun 5, 2012 at 3:41 PM, alaamegawer <alaamegawer at yahoo.com> wrote:
>
>
>
> this is before and after code running
>
> cagatay bilgin-2 wrote:
> >
> > Can you post the image before
> > and after processing along with
> > the code you are using ?
> >
> > Cagatay
> >
> > On Tue, Jun 5, 2012 at 1:57 PM, alaamegawer <alaamegawer at yahoo.com>
> wrote:
> >
> >>
> >> i don't know but i try to set it another value the same problem occurred
> >>
> >> i change it to
> >> if (in.Get()>1100)
> >> {
> >> out.Set(0);
> >> }
> >>
> >> the result image is brighter than first
> >>
> >>
> >> any help
> >>
> >>
> >> if
> >>
> >>
> >> cagatay bilgin-2 wrote:
> >> >
> >> > This is the only part of your code
> >> > that will make the image brighter
> >> > than it is.
> >> >
> >> >
> >> > else if (in.Get()<50)
> >> > {
> >> > out.Set(50);
> >> > }
> >> >
> >> > I am assuming that you are expecting
> >> > to see an increase here. This is not
> >> > unexpected increase in brightness :)
> >> >
> >> > Let us know,
> >> > Cagatay
> >> >
> >> > On Tue, Jun 5, 2012 at 10:28 AM, alaamegawer <alaamegawer at yahoo.com>
> >> > wrote:
> >> >
> >> >>
> >> >> Hi All
> >> >>
> >> >> No my viewer doesn't rescale it .
> >> >>
> >> >>
> >> >>
> >> >> alaamegawer wrote:
> >> >> >
> >> >> > Hi All
> >> >> >
> >> >> > i wanna iterate over 3D image and during that check for some value
> i
> >> >> want
> >> >> > to change. but unfortunately
> >> >> > i had unexpected result my image property is
> >> >> > size 512*512*148
> >> >> > pixel size 2 byte
> >> >> >
> >> >> > my code is :
> >> >> >
> >> >> > const char * inputFilename =
> >> >> > "C:/Users/Administrator/Desktop/Data/CT/ImageSet_4.mha";
> >> >> > ReaderType::Pointer reader= ReaderType::New();
> >> >> > reader->SetFileName( inputFilename);
> >> >> > reader->Update();
> >> >> >
> >> >> > imageWriter::Pointer writer = imageWriter::New();
> >> >> >
> >> >> >
> >> >> writer->SetFileName("C:/Users/Administrator/Desktop/Data/CT/55.mha");
> >> >> >
> >> >> >
> >> >> > InputImageType::Pointer image = reader->GetOutput();
> >> >> > ConstIteratorType in( image, image->GetRequestedRegion() );
> >> >> > IteratorType out( image, image->GetRequestedRegion() );
> >> >> >
> >> >> > for ( in.GoToBegin(), out.GoToBegin(); !in.IsAtEnd(); ++in,
> >> ++out
> >> >> )
> >> >> > {
> >> >> > if (in.Get() >1100)
> >> >> > {
> >> >> > out.Set(100 );
> >> >> > }
> >> >> >
> >> >> > else if (in.Get()<50)
> >> >> > {
> >> >> > out.Set(50);
> >> >> > }
> >> >> > else
> >> >> > out.Set(in.Get());
> >> >> > }
> >> >> >
> >> >> > writer->SetInput(image);
> >> >> > writer->Update();
> >> >> >
> >> >>
> >> >> --
> >> >> View this message in context:
> >> >>
> >>
> http://old.nabble.com/3D-image-iterator-problem-tp33963588p33965447.html
> >> >> Sent from the ITK - Users mailing list archive at Nabble.com.
> >> >>
> >> >> _____________________________________
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> >> >>
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> >> >>
> >> >
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> >> >
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> >> >
> >> --
> >> View this message in context:
> >>
> http://old.nabble.com/3D-image-iterator-problem-tp33963588p33966491.html
> >> Sent from the ITK - Users mailing list archive at Nabble.com.
> >>
> >> _____________________________________
> >> Powered by www.kitware.com
> >>
> >> Visit other Kitware open-source projects at
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> >>
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> >>
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> >>
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> >>
> >
> > _____________________________________
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> >
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> >
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> >
>
> http://old.nabble.com/file/p33967003/after%2528above%2529%2Band%2Bbefore%2B%2528below%2529.png
> --
> View this message in context:
> http://old.nabble.com/3D-image-iterator-problem-tp33963588p33967003.html
> Sent from the ITK - Users mailing list archive at Nabble.com.
>
> _____________________________________
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>
> Visit other Kitware open-source projects at
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>
> Kitware offers ITK Training Courses, for more information visit:
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>
> Please keep messages on-topic and check the ITK FAQ at:
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