## On this page

  

 

 # sound:sound composer - generate sound from spectrum source

 Last update: 03.06.2026 

**Version: 0.0.0**

## Description

Generate a sound from a spectrum (as a Field), given the duration and the method (IFFT or Hybrid) to use for the sound generation.

## Inputs

InputNameExpected type(s)Description**Pin 0**   
Requiredsource\_spectrum[`field`](../../core-concepts/dpf-types.md#field)Spectrum, as a Field, from which the sound is generated. The expected unit of this spectrum is Pa^2/Hz.**Pin 1**   
Requiredduration[`double`](../../core-concepts/dpf-types.md#standard-types)Duration in seconds of the generated sound.**Pin 2**   
Requiredmethod[`string`](../../core-concepts/dpf-types.md#standard-types)Method to use for the sound generation. Supported input strings are: 'IFFT', 'Hybrid'.**Pin 3**sampling\_frequency[`double`](../../core-concepts/dpf-types.md#standard-types)(Optional) Sampling frequency in Hz of the generated sound. Default: 44100 Hz.## Outputs

OutputNameExpected type(s)Description**Pin 0**generated\_sound[`field`](../../core-concepts/dpf-types.md#field)Generated sound, as a Field.## Configurations

NameExpected type(s)Default valueDescription**mutex**[`bool`](../../core-concepts/dpf-types.md#standard-types)falseIf this option is set to true, the shared memory is prevented from being simultaneously accessed by multiple threads.## Scripting

**Category**: sound

**Plugin**: sound

**Scripting name**: None

**Full name**: None

**Internal name**: sound\_composer\_generate\_sound\_spectrum

**License**: avrxp\_snd\_level1

## Changelog

- Version 0.0.0: Initial release.