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QuickTime Playerで作成したmovファイルを圧縮するFFmpeg

ブラウザの挙動を録画するときなどにQuickTime Playerは便利なのですが、保存された動画のサイズが大きいというデメリットがあります。
動画の圧縮にはffmpegが便利です。

brewでインストール可能です。

$ brew install ffmpeg

例えば、test.movというファイルをtest.mp4に変換するには以下のようにします。

$ ffmpeg -i test.mov test.mp4

FFmpegの詳細は以下の記事でも紹介しておりますので、興味のあるかたはぜひご覧になってください。
【具体例あり】動画・音声・画像なんでも変換できるFFmpegの紹介と活用例

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