p5.js smooth() Function Last Updated : 12 Jul, 2025 Comments Improve Suggest changes 1 Likes Like Report The smooth() function is an inbuilt function in p5.js library. This function is used to get smooth Amplitude analysis by averaging with the last analysis frame by default it is off. Syntax: smooth(channel) Note: All the sound-related functions only work when the sound library is included in the head section of the index.html file. Parameter: This function accepts a single parameter as mentioned above and described below: set: This parameter is use to set the smoothness 0.0 <= 1.0 Below example illustrates the p5.smooth() function in JavaScript: javascript var sound; function preload() { // Initialize sound sound = loadSound("pfivesound.mp3"); } function setup() { // using the smooth function sound.smooth(0.5); // Playing the preloaded sound sound.play(); } Online editor: https://editor.p5js.org/ Environment Setup: https://www.geeksforgeeks.org/javascript/p5-js-soundfile-object-installation-and-methods/ Supported Browsers: The browsers supported by p5.js smooth() function are listed below: Google Chrome Internet Explorer Firefox Safari Opera Create Quiz Comment S skyridetim Follow 1 Improve S skyridetim Follow 1 Improve Article Tags : JavaScript Web Technologies JavaScript-p5.js Explore JavaScript BasicsIntroduction to JavaScript4 min readVariables and Datatypes in JavaScript6 min readJavaScript Operators5 min readControl Statements in JavaScript4 min readArray & StringJavaScript Arrays7 min readJavaScript Array Methods7 min readJavaScript Strings5 min readJavaScript String Methods9 min readFunction & ObjectFunctions in JavaScript5 min readJavaScript Function Expression3 min readFunction Overloading in JavaScript4 min readObjects in JavaScript4 min readJavaScript Object Constructors4 min readOOPObject Oriented Programming in JavaScript3 min readClasses and Objects in JavaScript4 min readWhat Are Access Modifiers In JavaScript ?5 min readJavaScript Constructor Method7 min readAsynchronous JavaScriptAsynchronous JavaScript2 min readJavaScript Callbacks4 min readJavaScript Promise4 min readEvent Loop in JavaScript4 min readAsync and Await in JavaScript2 min readException HandlingJavascript Error and Exceptional Handling6 min readJavaScript Errors Throw and Try to Catch2 min readHow to create custom errors in JavaScript ?2 min readJavaScript TypeError - Invalid Array.prototype.sort argument1 min readDOMHTML DOM (Document Object Model)8 min readHow to select DOM Elements in JavaScript ?3 min readJavaScript Custom Events4 min readJavaScript addEventListener() with Examples9 min readAdvanced TopicsClosure in JavaScript4 min readJavaScript Hoisting6 min readScope of Variables in JavaScript3 min readJavaScript Higher Order Functions7 min readDebugging in JavaScript4 min read Like