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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">So,,,possibly … back to Numpy … which at least is very easy to do!<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Bradley Lowekamp [mailto:blowekamp@mail.nih.gov]
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<b>Sent:</b> 20 May 2014 16:43<br>
<b>To:</b> Atwood, Robert (DLSLtd,RAL,SCI)<br>
<b>Cc:</b> insight-users@itk.org<br>
<b>Subject:</b> Re: [ITK-users] simpleitk image casting?<o:p></o:p></span></p>
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<p class="MsoNormal">Hello,<o:p></o:p></p>
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<p class="MsoNormal">I am afraid that you are correct that SimpleITK does not have that FFT filter.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">ITK has the FFTComplexToComplexImageFilter[1]. However if I recall correctly that requires FFTW which simpleITK can not be build against for distribution.<o:p></o:p></p>
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<p class="MsoNormal">Brad<o:p></o:p></p>
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<p class="MsoNormal">[1] <a href="http://www.itk.org/Doxygen/html/classitk_1_1FFTComplexToComplexImageFilter.html">http://www.itk.org/Doxygen/html/classitk_1_1FFTComplexToComplexImageFilter.html</a><o:p></o:p></p>
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<p class="MsoNormal">On May 20, 2014, at 11:34 AM, <a href="mailto:Robert.Atwood@diamond.ac.uk">
Robert.Atwood@diamond.ac.uk</a> wrote:<o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Helvetica","sans-serif"">However if simpleITK doesn't have a complex-to-complex FFT it won't actually handle the whole algorithm that way!<span class="apple-converted-space"> </span></span><o:p></o:p></p>
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