The Phase Vocoder – Part I
Download the patches used in this tutorial
Fig. 1 – Diagram of the Short Term Fourier Transform (STFT)
Fig. 2 – Diagram of the FFT Spectrum
Fig. 3 – Additional Full-Spectrum Argument to the pfft~ Object
Fig. 4 – Zero-Phase FFT Window
Fig. 5 – Reading Frames from a buffer~ inside a pfft~
Fig. 6 – The Phase Vocoder pfft~ Sub-Patch
Fig. 7. – Complex Multiplication
Fig. 8. – Complex Division
Fig. 9. – Complex Phase Subtraction Based on Division
Fig. 10. – Phase Vocoder using Complex Math