Pitch detection using FFT is probably not the best way to do it, but if you are going to, here's a tutorial to get you started with windowing and frame size. For overlap, the more often you do it the faster you'll be able to respond (to a point). My tutorial does not do any overlapping.
http://blog.bjornroche.com/2012/07/frequency-detection-using-fft-aka-pitch.html There are some other tips in there as well as a simple C implementation of a guitar tuner. bjorn On Jan 22, 2013, at 9:23 AM, Danijel Domazet wrote: > Hi music dsp, > In order to implement accuarate pitch detection we are sending input signal > through Fourier analysis stage. Are there any recommended settings with > regards to: > - Window frame size? > - Window overlap factor? > - Window type (Hamming, Hann, etc.)? > > > Thanks. > > Danijel Domazet > LittleEndian.com > > > > -- > dupswapdrop -- the music-dsp mailing list and website: > subscription info, FAQ, source code archive, list archive, book reviews, dsp > links > http://music.columbia.edu/cmc/music-dsp > http://music.columbia.edu/mailman/listinfo/music-dsp ----------------------------- Bjorn Roche Check us out at NAMM booth #1002 http://www.xonami.com Audio Collaboration http://blog.bjornroche.com @xonamiaudio -- dupswapdrop -- the music-dsp mailing list and website: subscription info, FAQ, source code archive, list archive, book reviews, dsp links http://music.columbia.edu/cmc/music-dsp http://music.columbia.edu/mailman/listinfo/music-dsp
