Book on DAFX - Digital Audio Effects (Second Edition) Edited by Udo Zölzer ISBN: 978-0-470-66599-2 John Wiley & Sons, 2011

Chapter 11

G. Evangelista

Contents

• Introduction
• Warping
  • Time warping
  • Frequency warping
  • Algorithms for warping
  • Short-time warping and real-time implementation
  • Vocoder-based approximation of frequency warping
  • Time-varying frequency warping
• Musical uses of warping
  • Pitch-shifting inharmonic sounds
  • Inharmonizer
  • Comb filtering+warping and extraction of excitation signals in inharmonic sounds
  • Vibrato, glissando, trill and flatterzunge
  • Morphing
• Conclusion
• References

Contents