.local/bin/png-remove-alpha-and-optimize


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#!/bin/bash

for file; do
  size=$(stat -c%s "$file")
  convert "$file" -alpha off PNG24:"$file"
  oxipng --strip all --zopfli "$file"
  newsize=$(stat -c%s "$file")
  echo $(bc <<<"100*$newsize/$size")% "($size => $newsize)" ":" "$file"
done