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Re: Questions about FFT2

From: Sergei Steshenko
Subject: Re: Questions about FFT2
Date: Thu, 7 Feb 2008 03:35:15 -0800 (PST)

--- Simoes Vincent <address@hidden> wrote:

> Hi,
> I'm a frensh student in a school of image processing and i have to try to do
> image processing with a FPGA.
> For that, i need to use the fft2. I know how to do a fft2 on your software
> using fft2() and ifft2() but i can't use it on a FPGA. Thus, i want to
> rewrite the function fft2 and ifft2. I have try with the formuls, I have
> done that on a image 512x512 divided on matrice 8x8 to do several fft2. But
> it takes too long to be interessant for me !
> That's why i'm writing to you about your function fft2. Can you tell me how
> you do it ? Maybe give me your algorithm as your software is a free one.
> After the installation of octave, i have found some files which can help me
> for sure but i dont know how to open it, it is fft2.oct and ifft2.oct. I
> hope you can help me on this subject.
> Moreover, i want to congrats you for your software, it is very useful to
> work on my own at home and to avoid Matlab, witch is too expensive for a
> single person.
> I look forward to hearing from you soon
> Thanks a lot for your help
> SIMOES Vincent
> > _______________________________________________
> Help-octave mailing list
> address@hidden

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