Experimental
This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The imageSmoothingQuality
property of the
CanvasRenderingContext2D
interface, part of the Canvas API, lets you set the quality of
image smoothing.
Note: For this property to have an effect,
imageSmoothingEnabled
must be true
.
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
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of 'imageSmoothingQuality' in that specification. |
Living Standard | Initial definition. |
Browser compatibility
BCD tables only load in the browser
See also
- The interface defining this property:
CanvasRenderingContext2D
CanvasRenderingContext2D.imageSmoothingEnabled
image-rendering