[Insight-users] 3D image iterator problem

[alaamegawer]

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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