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ImageBitmapRenderingContext: transferFromImageBitmap() method

The ImageBitmapRenderingContext.transferFromImageBitmap() method displays the given ImageBitmap in the canvas associated with this rendering context. The ownership of the ImageBitmap is transferred to the canvas as well.

This method was previously named transferImageBitmap(), but was renamed in a spec change. The old name is being kept as an alias to avoid code breakage.

Syntax

js

transferFromImageBitmap(bitmap)

Parameters

bitmap

An ImageBitmap object to transfer.

Return value

None (undefined).

Examples

HTML

html

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

JavaScript

js

const htmlCanvas = document
  .getElementById("htmlCanvas")
  .getContext("bitmaprenderer");

// Draw a WebGL scene offscreen
const offscreen = new OffscreenCanvas(256, 256);
const gl = offscreen.getContext("webgl");

// Perform some drawing using the gl context

// Transfer the current frame to the visible canvas
const bitmap = offscreen.transferToImageBitmap();
htmlCanvas.transferFromImageBitmap(bitmap);

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
transferFromImageBitmap 66 79 5046–52 No 53 11.1 66 66 5046–52 47 11.3 9.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/ImageBitmapRenderingContext/transferFromImageBitmap