WebAssembly for Color Thief algorithm

Use WASM implement Color Thief algorithm for high performance

Install

You can install specify dependcines for different platform.

Node.js

$ npm i color-thief-wasm

Web

$ npm i color-thief-wasm-web

Bundler(Webpack)

$ npm i color-thief-wasm-bundler

How to use

In Node.js

const {
    get_color_thief
} = require('color-thief-wasm')
// export function get_color_thief(colors: Uint8Array, pixel_count: number, quality: number, colors_count: number): Array<any>;
const colors = get_color_thief(data, 64 * 64, 10, 5)

In web

<script type="module">
    import {
        get_color_thief
    } from "./node_modules/color-thief-wasm-web"
    const colors = get_color_thief(data, 64 * 64, 10, 5)
</script>

How to build

Before Build, must install rust wasm-pack and pnpm

$ npm run build

benchmark

$ npm run bench
> [email protected] bench
> node bench.js

Running "GetColorThief" suite...
Progress: 100%

  Wasm GetColorThief:
    12 983 ops/s, ±3.27%   | fastest

  JavaScript GetColorThief:
    2 021 ops/s, ±6.99%    | slowest, 84.43% slower

Finished 2 cases!
  Fastest: Wasm GetColorThief
  Slowest: JavaScript GetColorThief