is-flac

Check if a Buffer/Uint8Array is a FLAC file.

Install

$ npm install --save is-flac

$ bower install --save is-flac

$ component install hemanth/is-flac

Usage

Node.js

var readChunk = require('read-chunk'); // npm install read-chunk
var isFlac = require('is-flac');
var buffer = readChunk('meow.wav', 0, 4);

isFlac(buffer);
//=> true

Browser

var xhr = new XMLHttpRequest();
xhr.open('GET', 'meow.flac');
xhr.responseType = 'arraybuffer';

xhr.onload = function () {
	isFlac(new Uint8Array(this.response));
	//=> true
};

xhr.send();

API

isFlac(buffer)

Accepts a Buffer (Node.js) or Uint8Array.

It only needs the first 4 bytes.

License

MIT © Hemanth.HM