is-webp-extended

Extended version of sindresorhus/is-webp, which added Animated WebP detection support. also it does not have any dependency. so tiny!

It takes File or ArrayBuffer and checks given file is WebP, or Animated WebP. If File is provided, package automatically handles additional requirements like seeking, buffering...

Sponsor

• CATCH - 캐치패션 - 세상 쉬운 명품 직구 - We're hiring!

Demo

https://mooyoul.github.io/is-webp-extended/

Install

from NPM

$ npm install is-webp-extended --save

from unpkg

<script src="https://unpkg.com/is-webp-extended" type="text/javascript" ></script>

Supported WebP Formats

• Simple File Format (Lossy)
• Simple File Format (Lossless)
• Extended File Format (e.g. Animated WebP)

API

isWebP(input: ArrayBuffer | File) => Promise<boolean>

returns given input is WebP or not

isAnimatedWebP(input: ArrayBuffer | File) => Promise<boolean>

returns given input is Animated WebP or not

Changelog

See CHANGELOG.

Testing

$ npm run test

Build

$ npm run build

Related

• sindresorhus/is-webp - Check if a Buffer/Uint8Array is a WebP image
• mooyoul/node-webpinfo - Strongly typed, Stream based WebP Container Parser

License

MIT

See full license on mooyoul.mit-license.org