image optimizer for web

pingo image optimizer for web

pingo is an experimental lossless and lossy image optimizer (PNG, JPEG, WebP, APNG) designed to be used for web context

pingo

usage — examples

pingo -s1 myfolder
N from 1 to 4, optimization level 
pingo -quality=X *.png
X from ~ 60 to 100, quality level

PNG — lossless

pingo -lossless in.png
-lossless
infile outfile time
658.02 KB 586.42 KB 0.44s
532.82 KB 477.63 KB 0.36s
247.37 KB 150.60 KB 0.15s
583.49 KB 173.85 KB 0.17s

PNG — lossy

pingo in.png
(auto)
infile outfile time
70.11 KB 28.10 KB 0.04s
431.34 KB 87.14 KB 0.07s

JPEG — lossless

pingo -lossless in.jpg
-lossless -sN
infile level outfile time
566.61 KB -s1 537.04 KB 0.02s
566.61 KB -s2 498.38 KB 0.03s
566.61 KB -s3 489.07 KB 0.11s

WebP — lossless

pingo -webp -lossless in.png
-webp -lossless
infile outfile time
658.02 KB 549.59 KB 0.39s
344.80 KB 277.92 KB 0.18s
548.70 KB 444.40 KB 0.44s
1.07 MB 830.02 KB 0.49s

WebP — lossy

pingo -webp in.png
-webp
infile outfile time
472.16 KB 19.18 KB 0.08s
327.66 KB 74.16 KB 0.18s
105.12 KB 26.35 KB 0.11s

APNG — lossy

pingo in.png
(auto)
infile outfile time
427.10 KB 220.20 KB 0.34s
2.65 MB 1.36 MB 1.26s

14/06/2023 — libraries licenses