remove artifacts from image scans (text-image)

last modified on 9 July 2019, by Cédric Louvrier

pingo could pre-process the image data to optimize the encoding especially for image text or scans. it could use some filters to transform data by removing artifacts

pingo -text target

remove artifacts from JPG

original file: lorem.jpg (44.60 KB): transform image by removing artifacts
original pingo -text
lorem - original lorem - pingo
44.60 KB 10.08 KB (0.12s)
JPG PNG (transformed imaga data)

remove artifacts from PNG

original file: skills.png (99.10 KB): transform image by removing artifacts
original pingo -text
skills - original skills - pingo
99.10 KB 14.06 KB (0.08s)
PNG PNG (transformed imaga data)

-text and -webp

pingo -webp -text  target
original file: knox.jpg (106.97 KB): transform image by removing artifacts
original pingo -webp -text
knox - original knox - pingo
106.97 KB 33.31 KB (0.31s)
JPG WebP (transformed imaga data)