PNG to PGM

A simple library that convert PNG files to PGM files.

Installation

npm install pngtopgm

Basic Usage

The module exposes a single function that takes a buffer as the argument. It returns a buffer containing the PGM file data in ASCII format.

pngToPgm(buffer)

const pngToPgm = require('pngtopgm');
const fs = require('fs');
 
let myPng = fs.readFileSync('./myPng.png');
let myPgm = pgnToPgm(myPng);
fs.writeFileSync('./myPgm.pgm', myPgm);

Development

Run unit tests and linting with:

npm run test
npm run lint