p5.js | frames() Function

Last Updated : 12 Jul, 2025
The frames() function is an inbuilt function in p5.js library. This function is used to return the no of frames. There was a simple equation between samplesRate, duration, and frames. The equation is frames = samplesRate*duration. Syntax: 
frames()
Note: All the sound-related functions only work when the sound library is included in the head section of the index.html file. Parameters: This function does not accept any parameter. Return Values: This function return an integer that holds the no of frames. Below example illustrates the p5.frames() function in JavaScript: Example: javascript 
var sound; 
var frm;
   
function preload() { 
   
    // Initialize sound 
    sound = loadSound("pfivesound.mp3"); 
} 
   
function setup() { 
   
    // Playing the preloaded sound 
    sound.play();

    // will return no of frames
    frm = sound.frames();
    console.log(frm);
}
Output: 
10201860 // no of frames of the played audio
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 frames() function are listed below:
  • Google Chrome
  • Internet Explorer
  • Firefox
  • Safari
  • Opera
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