node-pngquant
The pngquant command line utility as a readable/writable stream.
The constructor optionally takes an array of command line options for
the pngquant
binary (defaults to [256]
):
var PngQuant = myPngQuanter = 192 '--quality' '60-80' '--nofs' '-'; sourceStream;
PngQuant as a web service (sends back a png with the number of colors quantized to 128):
var PngQuant = http = ; http;
Installation
Make sure you have node.js and npm installed, and that the pngquant
binary is in your PATH, then run:
npm install pngquant
License
3-clause BSD license -- see the LICENSE
file for details.