[LAD] Ladspa plugin invisible

IOhannes m zmoelnig zmoelnig at iem.at
Wed Nov 28 19:11:33 UTC 2007

Rémi Thébault wrote:
> Hi
> By the way, for the moment I use FFTW for the frequency identification.
> Is there a way to identify a frequency with quite high precision without
> computing a big spectrum analysis ?

depending on your signal you could just count zero-crossings (with some 
filtering to get rid of any DC and higher harmonics)


More information about the Linux-audio-dev mailing list