imageSmoothingQuality

This article needs a technical review. How you can help.

This article needs an editorial review. How you can help.

This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

The CanvasRenderingContext2D.imageSmoothingQuality property of the Canvas 2D API 

Syntax

ctx.imageSmoothingQuality = value
value = ctx.imageSmoothingQuality

Options

value
One of "low", "medium", or "high".

Examples

Using the imageSmoothingQuality property

This is just a simple code snippet using the imageSmoothingEnabled property with a scaled image.

HTML

<canvas id="canvas"></canvas>

JavaScript

var canvas = document.getElementById("canvas");
var ctx = canvas.getContext("2d");

var img = new Image();
img.src = 'https://mdn.mozillademos.org/files/222/Canvas_createpattern.png';
img.onload = function() {
 ctx.mozImageSmoothingEnabled = false;
 ctx.imageSmoothingQuality = "Medium";
 ctx.webkitImageSmoothingEnabled = false;
 ctx.msImageSmoothingEnabled = false;
 ctx.imageSmoothingEnabled = false;
 ctx.drawImage(img, 0, 0, 400, 200);
};

Edit the code below and see your changes update live in the canvas:

Specifications

Specification Status Comment
WHATWG HTML Living Standard
The definition of 'imageSmoothingQuality' in that specification.
Living Standard Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support 54.0 ? ? 41 ?
Feature Android Android Webview Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support ? 54.0 ? ? 41 ? 54.0

 

See also

Document Tags and Contributors

 Contributors to this page: jpmedley
 Last updated by: jpmedley,