{"provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/hanaokaiwa/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhanaokaiwa.hatenablog.jp%2Fentry%2F2025%2F08%2F22%2F023354\" title=\"ffmpeg\u30b3\u30de\u30f3\u30c9\u3067\u5b57\u5e55\u3092\u6620\u50cf\u30d5\u30a1\u30a4\u30eb\u306b\u8ffd\u52a0 - hanaokaiwa&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://hanaokaiwa.hatenablog.jp/","image_url":null,"url":"https://hanaokaiwa.hatenablog.jp/entry/2025/08/22/023354","width":"100%","provider_name":"Hatena Blog","blog_title":"hanaokaiwa's blog","description":"\u624b\u5143\u306b\u3001\u6620\u50cf\u30d5\u30a1\u30a4\u30eb\uff08video.mp4\uff09\u3001\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\uff08audio.mp4\uff09\u3001\u5b57\u5e55\u30d5\u30a1\u30a4\u30eb\uff08sub.srt\uff09\u304c\u3042\u308b\u305f\u3081\u3001\u305d\u308c\u3089\u3092\u4e00\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u307e\u3068\u3081\u305f\u3044\u3002 FFmpeg\u3067\u52d5\u753b\u306b\u5b57\u5e55\u30fb\u526f\u97f3\u58f0\u3092\u8ffd\u52a0\u3059\u308b | DevelopersIO \u306b\u89e3\u6c7a\u7b56\u304c\u66f8\u304b\u308c\u3066\u3044\u308b\u3002 ffmpeg -i video.mp4 -i audio.mp4 -i sub.srt -map 0:v -map 1:a -map 2 -metadata:s:s:0 language=Japanese -c:v copy -c:a copy -c:s copy output.mkv \u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308c\u3070\u3088\u3044\u3002 \u53c2\u8003URL\u306b\u306f ffm\u2026","published":"2025-08-22 02:33:54","version":"1.0","author_name":"hanaokaiwa","title":"ffmpeg\u30b3\u30de\u30f3\u30c9\u3067\u5b57\u5e55\u3092\u6620\u50cf\u30d5\u30a1\u30a4\u30eb\u306b\u8ffd\u52a0","categories":[],"height":"190","type":"rich"}