OffscreenCanvas.transferToImageBitmap() - Web APIs 编辑

Experimental

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

Browser compatibility

BCD tables only load in the browser

See also

• The interface defining this method, OffscreenCanvas
• ImageBitmapRenderingContext.transferImageBitmap()