{"blog_url":"https://sebastes.hatenadiary.org/","url":"https://sebastes.hatenadiary.org/entry/20100613/1276404121","author_url":"https://blog.hatena.ne.jp/sebastes/","image_url":null,"provider_name":"Hatena Blog","published":"2010-06-13 13:42:01","provider_url":"https://hatena.blog","categories":["\u77e5","\uff2d"],"blog_title":"\u6c34\u6e05\u7121\u9b5a\uff08\u3059\u3044\u305b\u3044\u3080\u304e\u3087\uff09","version":"1.0","width":"100%","author_name":"sebastes","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsebastes.hatenadiary.org%2Fentry%2F20100613%2F1276404121\" title=\"\uff08\u30de\u30c3\u30af\u3067\uff09MP4\u306e\u52d5\u753b\u3088\u308a\u97f3\u3060\u3051\u62bd\u51fa\u3057\u3066MP3\u30d5\u30a1\u30a4\u30eb\u3068\u3059\u308b\u30e1\u30e2 - \u6c34\u6e05\u7121\u9b5a\uff08\u3059\u3044\u305b\u3044\u3080\u304e\u3087\uff09\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"\uff08\u30de\u30c3\u30af\u3067\uff09MP4\u306e\u52d5\u753b\u3088\u308a\u97f3\u3060\u3051\u62bd\u51fa\u3057\u3066MP3\u30d5\u30a1\u30a4\u30eb\u3068\u3059\u308b\u30e1\u30e2","type":"rich","description":"ffmpeg\u30e1\u30e2 - TotoroWiki\u3067\u306f\u3001ffmpeg\u3060\u3051\u3067\u51fa\u6765\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u3051\u3069\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u3002 $ for i in *.mp4; do ffmpeg -i \"$i\" -acodec libmp3lame \"${i%%.flv}.mp3\"; done \uff1c\u4e2d\u7565\uff1e Unknown encoder 'libmp3lame' libmp3lame\u3092\u5165\u624b\u3057\u3066\u307f\u3066\u3044\u308d\u3044\u308d\u3068\u8a66\u3057\u305f\u304c\u3088\u304f\u308f\u304b\u3089\u306a\u304b\u3063\u305f\u3002\u3067\u3001\u4ee5\u524dubuntu\u3067\u306e\u65b9\u6cd5\u3092\u3057\u3089\u3079\u3066\u3044\u305fflv\u304b\u3089mp3\u306e\u62bd\u51fa - \u6c34\u6e05\u7121\u9b5a\u3092\u53c2\u8003\u306b\u3057\u3066\u3001\u4e00\u65e6wav\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3060\u3068\u4e00\u5fdc\u3067\u304d\u305f\u306e\u3067\u30e1\u30e2\u3063\u3066\u304a\u304f\u3002\u307e\u305a\u5fc5\u8981\u306a\u3082\u306e\u3092\u63c3\u3048\u308b $ sudo port\u2026","height":"190"}