OffscreenCanvas.transferToImageBitmap()

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The OffscreenCanvas.transferToImageBitmap() method creates an ImageBitmap object from the most recently rendered image of the OffscreenCanvas.

Syntax

ImageBitmap OffscreenCanvas.transferToImageBitmap()

Return value

An ImageBitmap.

Examples

var offscreen = new OffscreenCanvas(256, 256);
var gl = offscreen.getContext("webgl");

// ... some drawing using the gl context ...

offscreen.transferToImageBitmap();
// ImageBitmap { width: 256, height: 256 }

Specifications

Specification Status Comment
HTML Living Standard
The definition of 'OffscreenCanvas.transferToImageBitmap()' in that specification.
Living Standard

Browser compatibility

DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
transferToImageBitmap
Experimental
Chrome Full support 69Edge Full support ≤79Firefox Partial support 46
Notes Disabled
Partial support 46
Notes Disabled
Notes See bug 1390089.
Disabled From version 46: this feature is behind the gfx.offscreencanvas.enabled preference. To change preferences in Firefox, visit about:config.
IE No support NoOpera Full support 56Safari No support NoWebView Android No support NoChrome Android Full support 69Firefox Android Partial support 46
Notes Disabled
Partial support 46
Notes Disabled
Notes See bug 1390089.
Disabled From version 46: this feature is behind the gfx.offscreencanvas.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 48Safari iOS No support NoSamsung Internet Android Full support 10.0

Legend

Full support
Full support
Partial support
Partial support
No support
No support
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.
See implementation notes.
See implementation notes.
User must explicitly enable this feature.
User must explicitly enable this feature.

See also