[ITK] [ITK-users] problem with RelabelComponentImageFilter

[Dženan Zukić]

Also, after you call execute, can you call
relabelFilter.GetOriginalNumberOfObjects() and see if this returns non-zero
number?

On Thu, Sep 28, 2017 at 9:33 AM, Dženan Zukić <dzenanz at gmail.com> wrote:

> Hi Aurelie,
>
> if you don't call .setMinimumObjectSize(), do you still get an all-black
> image? If not, does any of the objects consist of more than 102 pixels?
>
> Regards,
> Dženan
>
> On Thu, Sep 28, 2017 at 3:18 AM, Aurelie Le breton <lebreton.a at gmail.com>
> wrote:
>
>> Hello,
>>
>> I'm using ITK, and since a few days SimpleITK, and I've got a problem
>> with the RelabelComponentImageFilter.
>> I haven't found the way to change the minimum objects size, here is my
>> code (SimpleITK via Java) :
>>
>> BigInteger islet_size = BigInteger.valueOf(round(height/5)); // = 102
>> RelabelComponentImageFilter relabelFilter = new RelabelComponentImageFilter();
>> relabelFilter.setMinimumObjectSize(islet_size);
>> BigInteger taille = relabelFilter.getMinimumObjectSize();
>> System.out.println(taille);
>> relabelImage[i] = relabelFilter.execute(connectedComponentOutput[i]/*, islet_size*/);
>>
>> The size displayed in the terminal  is :  class org.itk.simple.SimpleITKJNI
>>
>> and the output image is filled full black.
>>
>> I don't understand the problem.
>>
>> Thanks in advance for your help.
>>
>>
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