is-psd
v2.0.0
Published
Check if a Buffer/Uint8Array is a PSD image
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is-psd
Check if a Buffer/Uint8Array is a PSD image
Install
$ npm install is-psd
Usage
Node.js
import {readChunkSync} from 'read-chunk';
import isPsd from 'is-psd';
const buffer = readChunkSync('unicorn.psd', {length: 4});
isPsd(buffer);
//=> true
Browser
const xhr = new XMLHttpRequest();
xhr.open('GET', 'unicorn.psd');
xhr.responseType = 'arraybuffer';
xhr.onload = () => {
isPsd(new Uint8Array(this.response));
//=> true
};
xhr.send();
API
isPsd(buffer)
Accepts a Buffer
(Node.js) or Uint8Array
.
It only needs the first 4 bytes.
Related
- file-type - Detect the file type of a Buffer/Uint8Array