さねら

<div class="code-block-container"><pre><code>find . -name "*.png" -type f | while read f; do mv "$f" "${f%.*}.jpg"; done ; find . -name "*.jpg" -or -name "*.jpeg" -type f | while read f; do jpegoptim --strip-all "$f"; done
</code></pre></div>

<p>pngをjpgに変更<br>
<code>find . -name "*.png" -type f | while read f; do mv "$f" "${f%.*}.jpg"; done</code><br>
画像圧縮<br>
<code>find . -name "*.jpg" -or -name "*.jpeg" -type f | while read f; do jpegoptim --strip-all "$f"; done</code></p>


<p>ディレクトリの圧縮<br>
<code>find . -type d | while read f; do zip -r "${f}".zip "$f"; done</code></p>
