notify.moe/scripts/Utils/supportsWebP.ts

10 lines
317 B
TypeScript

export async function supportsWebP(): Promise<boolean> {
if(!window.createImageBitmap) {
return false
}
const data = "data:image/webp;base64,UklGRh4AAABXRUJQVlA4TBEAAAAvAAAAAAfQ//73v/+BiOh/AAA="
const blob = await fetch(data).then(r => r.blob())
return createImageBitmap(blob).then(() => true, () => false)
}