how to use pingo

last modified on 9 July 2019, by Cédric Louvrier
PNG RGBA to SVGZ (lossy)
-svgzSVGZ and lossy compression
PNG optimization (lossy)
-autoautomatic image compression (PNG)
-pngquality — just like -auto, but excluding PNG to JPG auto-conversion
-pngfilterfast lossy filtering
-pngcolorfast color quantization
-pngpalettepaletted encoding (256 colors max)
PNG optimization (lossless for web)
-sNoptimize PNG losslessly for web
-fastfast removal of meta-data from PNG
PNG image transformations (lossy)
-srgbconvert PNG image to sRGB colour space
-pngconvertconvert JPG to PNG (with filter)
-notranstransform image data to remove transparency
JPG image transformations (lossy)
-jpgqualityset a specific JPG quality factor
-srgbconvert JPG image to sRGB colour space (including CMYK)
-autoauto-rotation according to EXIF orientation segment
-jpgscaleauto-scaling JPG for web (resize)
-jpgsampleJPG subsampling (chroma subsampling)
-jpgtableset a specific JPG quantization table
-jpgconvertconvert PNG to JPG
WebP optimization (lossy)
-webpautomatic image compression (WebP)
-webp-lossylossy WebP compression (from lib)
-webp-nearWebP near-lossless image compression
-webp-colorWebP alternative near-lossless image compression (color)
-webp-filterWebP alternative near-lossless image compression (filter)
-webp-palettepaletted encoding for WebP
WebP optimization (lossless)
-webp-losslessalternative WebP lossless compression
image transformations (lossy)
-textremove artifacts from image scans (text-image)
-enhanceimage data enhancement
-grayscaleconvert image data to gray levels (grayscale)
usage examples
how to target files
demos