Baseline Widely available
Note: This feature is available in Web Workers.
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.
transferFromImageBitmap(bitmap)
bitmap
An ImageBitmap object to transfer.
None (undefined).
<canvas id="htmlCanvas"></canvas>
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);
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