- Download libwebp lib from http://downloads.webmproject.org/releases/webp/index.html
- Add it to the PATH
- Convert imgas via CMD:
bash
for file in ./*.png; do cwebp -q 90 "$file" -o "${file%.png}.webp"; done
bash
for file in ./*.png; do cwebp -q 90 "$file" -o "${file%.png}.webp"; done