CanvasRenderingContext2D.imageSmoothingQuality

The imageSmoothingQuality property of the CanvasRenderingContext2D interface, part of the Canvas API, lets you set the quality of image smoothing.

Syntax

ctx.imageSmoothingQuality = "low" || "medium" || "high"

Options

Possible values:

"low"

Low quality.

"medium"

Medium quality.

"high"

High quality.

Example

Setting image smoothing quality

This example uses the imageSmoothingQuality property with a scaled image.

HTML

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

JavaScript

const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');

let img = new Image();
img.src = 'https://mdn.mozillademos.org/files/222/Canvas_createpattern.png';
img.onload = function() {
  ctx.imageSmoothingQuality = 'low';
  ctx.drawImage(img, 0, 0, 300, 150);
};

Result

Specifications

Browser compatibility

See also

• The interface defining this property: CanvasRenderingContext2D
• CanvasRenderingContext2D.imageSmoothingEnabled
• image-rendering