Re: [Discuss-gnuradio] Gabor transform to GNU Radio

[Martin Braun (CEL)]

On Tue, Jan 15, 2013 at 09:22:53AM -0800, Moritz Fischer wrote:
> Hi Adriana,
> 
> We currently do not (directly) support STFTs in GNU Radio. If you can
> go with a wavelet transform instead you might want to have a look at
> gr-wavelet & gsl.
> Otherwise maybe you can take some of our fftw based code and modify it
> into doing STFTs? Keep us posted if you get it working, or need help.

Indirectly, STFT can be calc'd by stream-to-vector and then FFT, so
it's not hard with GNU Radio. If you want averaging, gr-specest should
have all you need.

The Gaussian window should be available through gr::firdes.

MB

-- 
Karlsruhe Institute of Technology (KIT)
Communications Engineering Lab (CEL)

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