> Hi Gabriel, > > > It uses peak detection. If a freq amplitude is higher by a threshold than > > its neighbours, then it's considered as tonal. There is no delay like in > > gpsycho, but if several tones are close enough, it will miss them (could it > > be the case with Fatboy?). > > I think main problem of nspsytune's tonality estimation method is that frequency > resolution of 1024 point FFT is not enough. But, simply using longer FFT degrades > time resolution, and it may cause another problem. So, I'm implementing new > tonality estimation algorithm which uses long FIR filter instead of FFT. Since > I have not so much spare time currently, it's implementation is proceeding only > little by little. > > Naoki Shibata e-mail : [EMAIL PROTECTED] >
Hi Naoki, I dont understand this claim, because for any FIR filter, you can construct a very good approximation using the FFT. The longer the FFT, the better the approximation. And for a long FIR filter, the fft will be more efficient. Mark _______________________________________________ mp3encoder mailing list [EMAIL PROTECTED] http://minnie.tuhs.org/mailman/listinfo/mp3encoder
