change-image.js

function changeImage() {
	player.requestAsset({
    attribute: 'image',
    type: 'image'
	}, function(data) {
		// Ensure the property this relies on actually exists
		if (data.representations) {
			// First representation is the original
			var image = data.representations[0];
			// Update link image since new render is not triggered
			linkImage.src = player.assetUrl(image.id);
			// Save the uploaded image
			player.setAttribute('image', image);
		}
	});
}