<div>Hi John, the image size is of type itk::Size which has array-like operators (<a href="http://www.itk.org/Doxygen/html/classitk_1_1Size.html#details">http://www.itk.org/Doxygen/html/classitk_1_1Size.html#details</a>). So you can do:</div>
<div>unsigned long x = size[0];</div><div>unsigned long y = size[1];</div><div>unsigned long z = size[2];</div><div><br></div><div><br><br><div class="gmail_quote">On Sat, May 28, 2011 at 10:39 AM, john smith <span dir="ltr"><<a href="mailto:mkitkinsightuser@gmail.com">mkitkinsightuser@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">Well, is <i>image </i>a pointer showing in x,y,z dimension? How could I get the value for every dimension separately?<br>
<br>Thanks for your response<div><div></div><div class="h5"><br><br><div class="gmail_quote">2011/5/28 robert tamburo <span dir="ltr"><<a href="mailto:robert.tamburo@gmail.com" target="_blank">robert.tamburo@gmail.com</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>image->GetLargestPossibleRegion().GetSize(); which is in your code:</div><div><div><br></div><div>
InputImageType::RegionType inputRegion =<br> reader->GetOutput()->GetLargestPossibleRegion();<br><br>
InputImageType::SizeType size = inputRegion.GetSize();</div><div><br></div></div><div><br><br><div class="gmail_quote"><div><div></div><div>On Sat, May 28, 2011 at 10:30 AM, john smith <span dir="ltr"><<a href="mailto:mkitkinsightuser@gmail.com" target="_blank">mkitkinsightuser@gmail.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div></div><div>Hello,<br><br>I am using ITK for my project and I have wrote the following code.Could somebody tell me how can I get the size of my image?<br>
<br>Thanks in advance<br><br> typedef unsigned char InputPixelType;<br> typedef unsigned char OutputPixelType;<br>
<br> typedef itk::Image< InputPixelType, 3 > InputImageType;<br> typedef itk::Image< OutputPixelType, 2 > OutputImageType;<br><br> typedef itk::ImageFileReader< InputImageType > ReaderType;<br>
typedef itk::ImageFileWriter< OutputImageType > WriterType;<br><br> ReaderType::Pointer reader = ReaderType::New();<br> WriterType::Pointer writer = WriterType::New();<br><br> reader->SetFileName( fileName.toStdString() );<br>
writer->SetFileName( "2D.png" );<br><br> <br> typedef itk::ExtractImageFilter< InputImageType, OutputImageType > FilterType;<br> FilterType::Pointer filter = FilterType::New();<br><br> reader->Update();<br>
InputImageType::RegionType inputRegion =<br> reader->GetOutput()->GetLargestPossibleRegion();<br><br> InputImageType::SizeType size = inputRegion.GetSize();<br> size[2] = 0; <br> <br> InputImageType::IndexType start = inputRegion.GetIndex();<br>
const unsigned int sliceNumber = 89;<br> start[2] = sliceNumber;<br><br> InputImageType::RegionType desiredRegion;<br> desiredRegion.SetSize( size );<br> desiredRegion.SetIndex( start );<br><br> filter->SetExtractionRegion( desiredRegion );<br>
<br> filter->SetInput( reader->GetOutput() );<br> writer->SetInput( filter->GetOutput() );<br><br> try<br> {<br> writer->Update(); <br> }<br> catch( itk::ExceptionObject & err )<br>
{<br> std::cerr << "ExceptionObject caught !" << std::endl;<br> std::cerr << err << std::endl;<br> }<br><div style="padding:0px;margin-left:0px;margin-top:0px;overflow:hidden;word-wrap:break-word;color:black;font-size:10px;text-align:left;line-height:130%">
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