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is-tif

1.0.1 • Public • Published

is-tif Build Status

Check if a Buffer/Uint8Array is a TIFF image

Used by image-type.

Install

$ npm install --save is-tif

Usage

Node.js
var readChunk = require('read-chunk'); // npm install read-chunk
var isTif = require('is-tif');
var buffer = readChunk.sync('unicorn.tif', 0, 4);
 
isTif(buffer);
//=> true
Browser
var xhr = new XMLHttpRequest();
xhr.open('GET', 'unicorn.tif');
xhr.responseType = 'arraybuffer';
 
xhr.onload = function () {
    isTif(new Uint8Array(this.response));
    //=> true
};
 
xhr.send();

API

isTif(buffer)

Accepts a Buffer (Node.js) or Uint8Array.

It only needs the first 4 bytes.

License

MIT © Sindre Sorhus

install

npm i is-tif

Downloadsweekly downloads

1,009

version

1.0.1

license

MIT

homepage

github.com

repository

Gitgithub

last publish

collaborators

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