{"provider_name":"Hatena Blog","type":"rich","author_name":"cupnes","version":"1.0","published":"2013-03-31 14:58:43","categories":["Linux","\u5c0f\u30cd\u30bf"],"url":"https://yohgami.hateblo.jp/entry/20130331/1364709523","height":"190","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/cupnes/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohgami.hateblo.jp%2Fentry%2F20130331%2F1364709523\" title=\"\u30de\u30a4\u30af\u5165\u529b\u306e\u9332\u97f3 - \u3078\u306b\u3083\u307a\u3093\u3066\uff20\u65e5\u3005\u52c9\u5f37\u306e\u307e\u3068\u3081\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u3078\u306b\u3083\u307a\u3093\u3066\uff20\u65e5\u3005\u52c9\u5f37\u306e\u307e\u3068\u3081","image_url":null,"title":"\u30de\u30a4\u30af\u5165\u529b\u306e\u9332\u97f3","description":"\u300carecord\u300d\u3068\u3044\u3046\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3046\u3068\u3001\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u64cd\u4f5c\u3067\u3001\u30de\u30a4\u30af\u5165\u529b\u306e\u9332\u97f3\u304c\u3067\u304d\u307e\u3059\u3002 \u4f7f\u3044\u65b9 amixer\u30b3\u30de\u30f3\u30c9\u3084\u3001google-volume-control\u306a\u3069\u3067\u3001\u30de\u30a4\u30af\u5165\u529b\u3092\u6709\u52b9\u306b\u3057\u305f\u3042\u3068\u3001\u4ee5\u4e0b\u306e\u4f8b\u306e\u69d8\u306bWAV\u30d5\u30a1\u30a4\u30eb\u3078\u51fa\u529b\u3067\u304d\u307e\u3059\u3002 3\u79d2\u9593\u9332\u97f3\u3057\u3001\u300cout.wav\u300d\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3078\u4fdd\u5b58 $ arecord -d 3 out.wav \u4e0a\u8a18\u306e\u3084\u308a\u65b9\u3067\u3082\u3067\u304d\u307e\u3059\u304c\u3001\u4ee5\u4e0b\u306e\u69d8\u306b\u6761\u4ef6\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3088\u308a\u9ad8\u97f3\u8cea\u306b\u9332\u97f3\u3067\u304d\u307e\u3059\u3002 $ arecord -t wav -f dat -d 3 out.wav \u300c-t wav\u300d \u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u306b\u300cWAV\u300d\u3092\u6307\u5b9a \u300c-f dat\u300d \u300c-f S16_LE -c\u2026","blog_url":"https://yohgami.hateblo.jp/","width":"100%"}