export function supportsWebPFormat(): boolean {
  const elem = document.createElement("canvas");

  if (elem.getContext && elem.getContext("2d")) {
    // was able or not to get WebP representation
    return elem.toDataURL("image/webp").indexOf("data:image/webp") === 0;
  }
  // very old browser like IE 8, canvas not supported
  return false;
}