parse-png
Parse a PNG
Install
$ npm install --save parse-png
Usage
const fs = require('fs');
const parsePng = require('parse-png');
parsePng(fs.readFileSync('unicorn.png')).then(png => {
console.log(png);
/*
{
width: 200,
height: 133,
depth: 8,
interlace: false,
palette: false,
color: true,
alpha: false,
bpp: 3,
colorType: 2,
data: <Buffer 29 48 4d ...>,
}
*/
png.adjustGamma();
png.pack().pipe(fs.createWriteStream('unicorn-adjusted.png'));
});
API
parsePng(buffer, [options])
Returns a promise for a PNG instance. See the pngjs documentation for more information.
buffer
Type: buffer
A PNG image buffer.
options
Type: object
See the pngjs options.
License
MIT © Kevin Martensson