globally change the pitch and duration — User Guide

Praat script.

Author: Shai Cohen Affiliation: Department of Music, Bar-Ilan University, Israel Version: 0.1 (2025) License: MIT License Repo: https://github.com/ShaiCohen-ops/Praat-plugin_AudioTools

Contents:

What this does Quick start Parameters Outputs

What this does

Praat script.

Process Description: This Praat script is designed to batch-process selected Sound objects, allowing users to independently change the sound's Fundamental Frequency (F0) and Duration using formulaic expressions. The script relies on the Praat Manipulation object framework to perform Pitch-Synchronous Overlap and Add (PSOLA) resynthes

Quick start

In Praat, select a Sound object.
Run script… → globally change the pitch and duration.praat.
Set parameters and click OK.
Output object appears (see Outputs).

Parameters (form fields)

Name (GUI)	Type	Default
f0_expression	sentence	self*1.0
duration_factor	positive	1.5
minimum_f0	positive	75
maximum_f0	positive	300
play_after_synthesis	boolean	1
delete_manipulation_file	boolean	1

Outputs

Object name: output
Sample rate: unknown
Normalization: No automatic normalization