On Mon, Mar 15, 2004 at 09:48:05PM +0000, Steve Harris wrote: > On Mon, Mar 15, 2004 at 10:21:00 +0100, Frank Barknecht wrote: > > Hallo, > > Erik de Castro Lopo hat gesagt: // Erik de Castro Lopo wrote: > > > > > On Mon, 15 Mar 2004 15:21:01 -0500 > > > Eric Dantan Rzewnicki <rzewnickie@xxxxxxx> wrote: > > > > For the purposes of time stretching or > > > > compressing sound, how does it compare to the way Erik's SRC or > > > > SoundTouch work? > > > > > > SoundTouch is a true pithc independant time stretcher. > > > > I think, Soundtouch uses a Fourier-based approach. Granular synthesis > > isn't really the best method of clean time stretching, I just > > mentioned it as one example of a technique, that can be used to do > > extreme streches. > > Soundtouch uses WSOLA, which is similar to granular synthesis, its not > fequency domain like FFT or wavelets. > > - Steve Waveform Similarity Overlap Add? http://bmrc.berkeley.edu/courseware/cs298/spring00/Ponceleon/Dulce/index4.htm (not that i can claim to understand that picture ... :-/ ) -Eric Rz.