Time Stretching And Pitch Shifting of Audio Signals – An Overview
This tutorial gives a brief overview of the most popular algorithms used for achieving time stretching and pitch shifting in a musical context, along with their advantages and disadvantages. We provide...
View ArticleThe DFT “à Pied”: Mastering The Fourier Transform in One Day
If you’re into signal processing, you will no doubt say that the headline is a very tall claim. I would second this. Of course you can’t learn all the bells and whistles of the Fourier transform in one...
View ArticlePitch Shifting Using The Fourier Transform
With the increasing speed of todays desktop computer systems, a growing number of computationally intense tasks such as computing the Fourier transform of a sampled audio signal have become available...
View ArticleActionScript3 Version of smbPitchShift Available
Mainz, August 27th, 2009 – Arnaud Gatouillat has posted an ActionScript3 port of our smbPitchShift code from the “Pitch Shifting Using the Fourier Transform” tutorial on his web site at...
View ArticleTom Zicarelli Releases AudioGraph (iOS)
Mainz, Germany, December 8th, 2011 — Software developer Tom Zicarelli has released an open source iOS audio processing graph demonstration called “audioGraph”. According to the author the work is in...
View ArticleUsing Dirac with FMOD to Change Pitch and Speed of Audio in Real Time
This tutorial outlines a way to use Dirac to change pitch and speed independently of each other using FMOD to process and play back sound in real time. The example presented here uses FMOD’s streaming...
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