optipng / jpegoptim / cwebp : Bilder optimieren (Linux)

1. Installieren : optipng / jpegoptim / cwebp

sudo apt-get install jpegoptim
sudo apt-get install optipng

sudo apt-get install imagemagick webp jpegoptim optipng

 

2. jpegoptim : mehrere Optimierungsmöglichkeiten

jpegoptim bild1.jpg

jpegoptim -m50 bild1.jpg

jpegoptim -d ./bild1.jpg -p neues_bild1.jpg

jpegoptim –size=100k /path/to/bild1.jpg

jpegoptim *.jpg

jpegoptim bild1.jpg bild2.jpg ...

 

3. optipng : mehrere Optimierungsmöglichkeiten

optipng  bild1.png

optipng -o 7 bild1_max_optimized.png

optipng -o 1 bild1_min_optimized.png

optipng *.png

 

4. cwebp : zu webp konvertieren, Bilder optimieren

cwebp bild1.png -q 60 -o bild1.webp

 

Linux
optipng
jpegoptim

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