Resize images in memory

Install

npm install resize-image-buffer

yarn add resize-image-buffer

Usage

const fs = require('fs');
const resizeImg = require('resize-image-buffer');

(async () => {
  const image = await resizeImg(fs.readFileSync('unicorn.png'), {
    width: 128,
    height: 128,
  });

  fs.writeFileSync('unicorn-128x128.png', image);
})();

API

resizeImg(buffer, options)

Returns a Promise<Buffer> with the resized image.

buffer

Type: Buffer

An image buffer. Supported formats are bmp, jpg and png.

options

Type: Object

width

Type: number

Desired width of the target image.

height

Type: number

Desired height of the target image.

format

Type: string

The output file format for the target image. Supported formats are bmp, jpg and png.