command module
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Published: Apr 3, 2022 License: MIT Imports: 5 Imported by: 0


⭐   the project to show your appreciation. :arrow_upper_right:


A soothing face filter where you can appreciate the beauty but not fully identify the person. Useful for social applications, blogging etc.


  1. Resizing (Caire, NearestNeighbor, BiLinear, CatmullRom)
  2. Face detection
  3. Showerglass filter over only face (delaunay triangulation)

female face

Image credit:


go get -u
import dataframe ""


import	"image/jpeg"
import	"os"
import	""

f, err := os.Open("face.jpg")
if err != nil {
	log.Fatalf("Error opening the file: %v", err)
defer f.Close()

opts := showerglass.Options{
	NewHeight: 100.0,
	NewWidth:  100.0,
	ResizeAlg: showerglass.CatmullRom,
	TriangleConfig: func(QRank, area int, Q float32, h, w int) *showerglass.Processor {
		if QRank < 1 {
			// only modify first image
			return &showerglass.Processor{
				MaxPoints:  1500,
				BlurRadius: 4,
		return nil

masked, _, err := showerglass.FaceMask(f, opts)
if err != nil {
	log.Fatalf("Error aplying filter: %v", err)

out, err := os.Create("masked.jpg")
if err != nil {
	log.Fatalf("Error writing the file: %s", err)

err = jpeg.Encode(out, masked, &jpeg.Options{Quality: 100})
if err != nil {
	log.Fatalf("Error encoding to file: %s", err)


  • Endre Simo - One of the masters of Image Processing (in Go space) [worth following]

Other useful packages

  • awesome-svelte - Resources for killing react
  • dataframe-go - Statistics and data manipulation
  • dbq - Zero boilerplate database operations for Go
  • electron-alert - SweetAlert2 for Electron Applications
  • google-search - Scrape google search results
  • igo - A Go transpiler with cool new syntax such as fordefer (defer for for-loops)
  • mysql-go - Properly cancel slow MySQL queries
  • react - Build front end applications using Go
  • remember-go - Cache slow database queries
  • testing-go - Testing framework for unit testing

The license is a modified MIT license. Refer to LICENSE file for more details.

© 2022 PJ Engineering and Business Solutions Pty. Ltd.


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core module

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