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is-cwebp-readable
Check if a Buffer/Uint8Array is available for cwebp image source
const fs = require('fs');
const isCwebpReadable = require('is-cwebp-readable');
isCwebpReadable(fs.readFileSync('fixture.png')); //=> true
isCwebpReadable(fs.readFileSync('fixture.bmp')); //=> false
Installation
npm install is-cwebp-readable
API
const isCwebpReadable = require('is-cwebp-readable');
isCwebpReadable(buf)
buf: Buffer or Uint8Array
Return: Boolean
It returns true if the data is PNG, JPEG, TIFF, or WebP, otherwise false.