HTML Canvas - imageSmoothingQuality Property

The HTML Canvas imageSmoothingQuality property of the Canvas 2D API can be used to set the quality of the image smoothing.

Possible input values

The values accepted by the property are −

S.No	Value & Description
1	low set quality as low.
2	medium set quality as medium.
3	high set quality as high.

S.No

Value & Description

low

set quality as low.

medium

set quality as medium.

high

set quality as high.

Example

The following example takes and image and applies low smoothing quality using the property HTML Canvas imageSmoothingQuality property.

<!DOCTYPE html>
<html lang="en">
<head>
   <title>Reference API</title>
   <style>
      body {
         margin: 10px;
         padding: 10px;
      }
   </style>
</head>
<body>
   <canvas id="canvas" width="400" height="200" style="border: 1px solid black;background-color: grey;"></canvas>
   <script>
      var canvas = document.getElementById('canvas');
      var context = canvas.getContext('2d');
      const image = new Image()
      image.src = 'https://www.tutorialspoint.com/images/logo.png';
      context.imageSmoothingQuality = 'low';
      context.drawImage(image, 25, 20, 300, 150);
   </script>
</body>
</html>

Output

The output returned by the above code on the webpage as −

HTML Canvas ImageSmoothingQuality Property

Example

For the following example, an image is rendered on the Canvas element by setting the smoothing quality as medium using the property imageSmoothingQuality.

<!DOCTYPE html>
<html lang="en">
<head>
   <title>Reference API</title>
   <style>
      body {
         margin: 10px;
         padding: 10px;
      }
   </style>
</head>
<body>
   <canvas id="canvas" width="400" height="200" style="border: 1px solid black;background-color: grey;"></canvas>
   <script>
      var canvas = document.getElementById('canvas');
      var context = canvas.getContext('2d');
      const image = new Image()
      image.src = 'https://www.tutorialspoint.com/images/logo.png';
      context.imageSmoothingQuality = 'medium';
      context.drawImage(image, 25, 20, 300, 150);
   </script>
</body>
</html>

Output

The output returned by the above code on the webpage as −

Example

The following example sets the image smoothing quality as high for the image object inside the Canvas element using the property imageSmoothingQuality.

<!DOCTYPE html>
<html lang="en">
<head>
   <title>Reference API</title>
   <style>
      body {
         margin: 10px;
         padding: 10px;
      }
   </style>
</head>
<body>
   <canvas id="canvas" width="400" height="200" style="border: 1px solid black;background-color: grey;"></canvas>
   <script>
      var canvas = document.getElementById('canvas');
      var context = canvas.getContext('2d');
      const image = new Image()
      image.src = 'https://www.tutorialspoint.com/images/logo.png';
      context.imageSmoothingQuality = 'high';
      context.drawImage(image, 25, 20, 300, 150);
   </script>
</body>
</html>

Output

The output returned by the above code on the webpage as −

html_canvas_images.htm