imagemin-zopfli

zopfli imagemin plugin

Install

$ npm install --save imagemin-zopfli

Usage

var Imagemin = require('imagemin');
var imageminZopfli = require('imagemin-zopfli');

new Imagemin()
    .src('images/*.png')
    .dest('build/images')
    .use(imageminZopfli({more: true}))
    .run();

You can also use this plugin with gulp:

var gulp = require('gulp');
var imageminZopfli = require('imagemin-zopfli');

gulp.task('default', function () {
    return gulp.src('images/*.png')
        .pipe(imageminZopfli({more: true})())
        .pipe(gulp.dest('build/images'));
});

API

imageminZopfli(options)

options.8bit

Type: boolean Default: false

Convert 16-bit per channel image to 8-bit per channel.

options.transparent

Type: boolean Default: false

Allow altering hidden colors of fully transparent pixels.

options.iterations

Type: int Default: 15

Number of iterations for small images < 200 KiB.

options.iterationsLarge

Type: int Default: 5

Number of iterations for large images > 200 KiB.

options.more

Type: boolean Default: false

Compress more using more iterations (depending on file size).

License

MIT © imagemin