{"categories":["memo"],"type":"rich","url":"https://kmiura.hateblo.jp/entry/20070809/p2","author_url":"https://blog.hatena.ne.jp/kmiura/","height":"190","width":"100%","description":"ffmpeg\u3092\u4f7f\u3063\u3066\u3001\u30ea\u30a2\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa.ra\u3092.mp3\u306b\u5909\u63db\u3057\u3066\u307f\u305f\u3002\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u3001\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3092\u3042\u3089\u304b\u3058\u3081\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u30d5\u30a1\u30a4\u30eb\u306a\u3057\u306e\u30b3\u30de\u30f3\u30c9\u3067\u8abf\u3079\u308b\u3002ffmpeg -i ***.ra\u79c1\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u5834\u5408\u300144100Hz\u300132kbit/s\u3067\u3042\u308b\u3053\u3068\u304c\u51fa\u529b\u304b\u3089\u5224\u660e\u3002\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3068\u540c\u3058\u306a\u306e\u3067\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u306f\u306a\u304f\u3001\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3060\u3051\u8a2d\u5b9a\u3002ffmpeg -i ***.ra -ab 32k -acodec mp3 ***.mp3\u3053\u308c\u3067\u300129.4Mb\u306era\u30d5\u30a1\u30a4\u30eb\u306f\u300128.6Mb\u306emp3\u306b\u3002\u3068\u3053\u308d\u304c\u97f3\u8cea\u304c\u304d\u3044\u3066\u3044\u3089\u308c\u306c\u307b\u3069\u60aa\u3044\u3002\u5225\u306e\u30b3\u30de\u30f3\u30c9\u3092\u8a66\u3059\u3002ffmpeg -i ***.ra -qs\u2026","provider_url":"https://hatena.blog","blog_title":"kom\u2019s log","published":"2007-08-09 00:00:01","image_url":null,"provider_name":"Hatena Blog","title":" ra\u306emp3\u3078\u306e\u5909\u63db","author_name":"kmiura","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkmiura.hateblo.jp%2Fentry%2F20070809%2Fp2\" title=\" ra\u306emp3\u3078\u306e\u5909\u63db - kom\u2019s log\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","blog_url":"https://kmiura.hateblo.jp/"}