sindresorhus / is-gif

Check if a Buffer/Uint8Array is a GIF image

is-gif

Check if a Buffer/Uint8Array is a GIF image

Install

$ npm install is-gif

Usage

import {readChunk} from 'read-chunk';
import isGif from 'is-gif';

const buffer = await readChunk('unicorn.gif', {length: 3});

isGif(buffer);
//=> true

API

isGif(input)

Returns a boolean of whether input is a GIF image.

input

Type: Buffer | Uint8Array

It only needs the first 3 bytes.

Related

• file-type - Detect the file type of a Buffer/Uint8Array