はっぱ

<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__019794e746a92" src="https://embed.zenn.studio/card#zenn-embedded__019794e746a92" data-content="https%3A%2F%2Fqiita.com%2Fkosuke0820%2Fitems%2Febeb0c59b603c7224eac" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://qiita.com/kosuke0820/items/ebeb0c59b603c7224eac" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://qiita.com/kosuke0820/items/ebeb0c59b603c7224eac</a></p>
<h2 id="%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB">
<a class="header-anchor-link" href="#%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB" aria-hidden="true"></a> インストール</h2>
<div class="code-block-container">
<div class="code-block-filename-container"><span class="code-block-filename">zsh</span></div>
<pre class="language-shell"><code class="language-shell">brew <span class="token function">install</span> ffmpeg imagemagick
</code></pre>
</div><h2 id="%E5%A4%89%E6%8F%9B">
<a class="header-anchor-link" href="#%E5%A4%89%E6%8F%9B" aria-hidden="true"></a> 変換</h2>
<ul>
<li>10frames/s で png に切り出す</li>
</ul>
<div class="code-block-container">
<div class="code-block-filename-container"><span class="code-block-filename">zsh</span></div>
<pre class="language-shell"><code class="language-shell">ffmpeg <span class="token parameter variable">-i</span> <span class="token number">202208051103</span>.mov <span class="token parameter variable">-an</span> <span class="token parameter variable">-r</span> <span class="token number">10</span> %04d.png
</code></pre>
</div><ul>
<li>サイズを 40% に縮小</li>
</ul>
<div class="code-block-container">
<div class="code-block-filename-container"><span class="code-block-filename">zsh</span></div>
<pre class="language-shell"><code class="language-shell">convert *.png <span class="token parameter variable">-resize</span> <span class="token number">40</span>% output_%04d.png
</code></pre>
</div><ul>
<li>gif へ変換</li>
</ul>
<div class="code-block-container">
<div class="code-block-filename-container"><span class="code-block-filename">zsh</span></div>
<pre class="language-shell"><code class="language-shell">convert output_*.png result.gif
</code></pre>
</div><p><img src="https://storage.googleapis.com/zenn-user-upload/cc87d4428f14-20220805.gif" alt loading="lazy" class="md-img"></p>
