png-dpi-reader-writer
Reader/Writer for png image's pHYs chunk on browsers.
Installation
$ npm install png-dpi-reader-writer
Usage
Reader
Detect width, height and DPI for PNG image.
const res = await const arrayBuffer = await res const width height dpi =
Writer
Write DPI for PNG image. See also demo/src/index.js.
const newByteArray = const img = documentimgsrc =
Demo
$ npm run start