[gst-devel] fftw3 plugin?

David Schleef ds at schleef.org
Mon Jan 19 17:51:04 CET 2004


On Mon, Jan 19, 2004 at 01:39:41PM -0800, Shanat Krishnamurti wrote:
>  i was wondering if there is a plugin that uses the fftw3 library to convert the audio data stream from the time domain to the ferquency domain and vice versa, ( time2freq, freq2time ), so i can use it for analysis ( EQ )
> i.e. the pipeline looks like this:
>  osssrc ! time2freq ! analysis ! freq2time ! osssink

There's a converter from time-space to frequency-space in gst-science,
although I think it only converts to power, not comlex amplitude.  (So
effectively, it's irreversible.)



dave...





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