Re: Macros to read and write Complex Fourier Transform

Posted by dscho on Feb 13, 2009; 2:24am
URL: http://imagej.273.s1.nabble.com/Macros-to-read-and-write-Complex-Fourier-Transform-tp3693680p3693681.html

Hi,

On Fri, 23 Jan 2009, Marco LO wrote:

> What is the data format of Complex Fourier Transform in FFT?  Is there
> any macro to read and write the Real and Imaginary transformation from
> and to a file so that I could manipulate the data directly.

<shameless plug>
If you use Fiji (http://pacific.mpi-cbg.de/), you will have a choice of
scripting languages with which to access the image data, and you will also
have a pretty fast pure Java FFT bundled:
http://boole.mines.edu/doc/api/edu/mines/jtk/dsp/FftComplex.html
</shameless>

There is no complex fast Fourier transform in ImageJ, as far as I can
tell.

Ciao,
Dscho