biofriction-wp-theme/node_modules/is-gif/readme.md

45 lines
739 B
Markdown
Raw Normal View History

2021-10-26 14:18:09 +02:00
# is-gif [![Build Status](https://travis-ci.com/sindresorhus/is-gif.svg?branch=master)](https://travis-ci.com/sindresorhus/is-gif)
> Check if a Buffer/Uint8Array is a [GIF](https://en.wikipedia.org/wiki/Graphics_Interchange_Format) image
## Install
```
$ npm install is-gif
```
## Usage
```js
const readChunk = require('read-chunk');
const isGif = require('is-gif');
const buffer = readChunk.sync('unicorn.gif', 0, 3);
isGif(buffer);
//=> true
```
## API
### isGif(input)
#### input
Type: `Buffer` `Uint8Array`
It only needs the first 3 bytes.
## Related
- [file-type](https://github.com/sindresorhus/file-type) - Detect the file type of a Buffer/Uint8Array
## License
MIT © [Sindre Sorhus](https://sindresorhus.com)