{"id":574,"date":"2016-10-02T15:59:26","date_gmt":"2016-10-02T06:59:26","guid":{"rendered":"http:\/\/bezelie.com\/blog\/?page_id=574"},"modified":"2017-10-09T11:49:13","modified_gmt":"2017-10-09T02:49:13","slug":"%e5%a3%b0%e3%82%92%e9%8c%b2%e9%9f%b3%e3%81%97%e3%81%a6%e3%81%bf%e3%82%8b","status":"publish","type":"page","link":"http:\/\/bezelie.com\/blog\/?page_id=574","title":{"rendered":"BPK-09 : \u58f0\u3092\u9332\u97f3\u3057\u3066\u3001\u305d\u306e\u307e\u307e\u518d\u751f"},"content":{"rendered":"<p>\u3053\u3053\u3067\u306fRaspberry Pi\u306b\u63a5\u7d9a\u3057\u305fUSB\u30de\u30a4\u30af\u304b\u3089\u97f3\u3092\u5165\u529b\u3057\u3001wav\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4fdd\u5b58\u3057\u3066\u304b\u3089\u518d\u751f\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h5>\u6e96\u5099<\/h5>\n<ul>\n<li>\u30e9\u30ba\u30d1\u30a4\u306bUSB \u30de\u30a4\u30af\u3092\u63a5\u7d9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\n<p id=\"title\" class=\"a-size-large a-spacing-none\"><a href=\"https:\/\/www.amazon.co.jp\/exec\/obidos\/ASIN\/B0027WPY82\/karaage0703-22\/\"><span id=\"productTitle\" class=\"a-size-large\">SANWA SUPPLY MM-MCUSB16 USB\u30de\u30a4\u30af\u30ed\u30db\u30f3<\/span><\/a><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u30e9\u30ba\u30d1\u30a4\u306e\u30df\u30cb\u30b8\u30e3\u30c3\u30af\u306b\u30a2\u30f3\u30d7\u5185\u8535\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u63a5\u7d9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h5>\u30de\u30a4\u30af\u306e\u8a2d\u5b9a<\/h5>\n<ul>\n<ul>\n<li>USB\u30aa\u30fc\u30c7\u30a3\u30aa\u30a2\u30c0\u30d7\u30bf\u306e\u512a\u5148\u9806\u4f4d\u3092\u5909\u66f4\u3057\u307e\u3059\u3002\n<ul>\n<li>\u307e\u305a\u306f\u4e0b\u8a18\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3001\u73fe\u5728\u306e\u512a\u5148\u5ea6\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\n<ul>\n<li>\n<pre><span class=\"nv\">$ <\/span>cat \/proc\/asound\/modules<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>Raspberry Pi\u304c\u521d\u671f\u72b6\u614b\u3060\u3068\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306bUSB_Audio\u306f\uff12\u756a\u3081\u306b\u8868\u793a\u3055\u308c\u3066\u3057\u307e\u3046\u306f\u305a\u3067\u3059\u3002USB_Audio\u304c\u30ea\u30b9\u30c8\u306e\uff11\u756a\u4e0a\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3059\u3067\u306b\u8a2d\u5b9a\u306f\u7d42\u4e86\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306a\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u98db\u3070\u3057\u3066\u6b21\u306e\u30b9\u30c6\u30c3\u30d7(\u30de\u30a4\u30af\u306e\u611f\u5ea6\u8abf\u6574\uff09\u00a0\u306b\u9032\u3093\u3067\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\n<pre><span class=\"m\">0<\/span> snd_bcm2835\n<span class=\"m\">1<\/span> snd_usb_audio<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u300c\/etc\/modprobe.d\/\u300d\u30d5\u30a9\u30eb\u30c0\u30fc\u306b\u79fb\u52d5\u3057\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u300calsa-base.conf\u300d\u3092\u7de8\u96c6\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\n<pre>$ cd \/etc\/modprobe.d\/\n$ sudo nano alsa-base.conf<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u3059\u3067\u306balsa-base.conf\u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u5834\u5408\u3068\u3001\u65b0\u305f\u306b\u4f5c\u6210\u3059\u308b\u5834\u5408\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\n<pre>options snd slots=snd_usb_audio,snd_bcm2835\noptions snd_usb_audio index=0\noptions snd_bcm2835 index=1<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>Raspberry Pi\u3092\u518d\u8d77\u52d5\uff08$ reboot\uff09\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u6539\u3081\u3066USB_Audio\u306e\u512a\u5148\u9806\u4f4d\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\n<pre>$ cat \/proc\/asound\/modules<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u308c\u3070\u3001\u512a\u5148\u9806\u4f4d\u306e\u5909\u66f4\u4f5c\u696d\u306f\u6210\u529f\u3067\u3059\u3002<\/li>\n<li>\n<pre style=\"padding-left: 30px;\">0 snd_usb_audio\n1 snd_bcm2835<\/pre>\n<hr \/>\n<h5>\u30de\u30a4\u30af\u306e\u611f\u5ea6\u8abf\u6574<\/h5>\n<ul>\n<li>\u00a0\u30de\u30a4\u30af\u306e\u611f\u5ea6\u3092\u8abf\u6574\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u6700\u5927\u5024\u306f\uff16\uff12\u3067\u3059\u304c\u3001\u97f3\u304c\u5272\u308c\u3066\u3057\u307e\u3046\u306e\u306750\u3050\u3089\u3044\u304c\u304a\u52e7\u3081\u3067\u3059\u3002\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5909\u66f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\n<pre>$ sudo amixer sset Mic 50<\/pre>\n<\/li>\n<li>\u3082\u3057\u300cUnable to find simple control &#8216;Mic&#8217;,0\u300d\u3068\u3044\u3063\u305f\u30a8\u30e9\u30fc\u304c\u3067\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u306f\u3001\u30de\u30a4\u30af\u304c\u8a8d\u8b58\u3055\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u306e\u982d\u304b\u3089\u518d\u5ea6\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>\u9332\u97f3\u30c6\u30b9\u30c8<\/h5>\n<ul>\n<li>\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u5f8c\u3001\u30de\u30a4\u30af\u306b\u5411\u304b\u3063\u3066\u558b\u308a\u3001Ctrl+C\u3067\u7d42\u4e86\u3055\u305b\u3066\u304f\u3060\u3055\u3044\u3002\n<ul>\n<li>\n<pre>$ sudo arecord -r 16000 -f S16_LE test.wav<\/pre>\n<\/li>\n<li>16kHz\u3067\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li>\u3082\u3057\u300c audio open error: \u305d\u306e\u3088\u3046\u306a\u30d5\u30a1\u30a4\u30eb\u3084\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306f\u3042\u308a\u307e\u305b\u3093\u300d\u3068\u3044\u3063\u305f\u30a8\u30e9\u30fc\u304c\u3067\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u306f\u3001\u30de\u30a4\u30af\u304c\u8a8d\u8b58\u3055\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u306e\u982d\u304b\u3089\u518d\u5ea6\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<\/li>\n<li>test.wav\u304c\u751f\u6210\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>wav\u30d5\u30a1\u30a4\u30eb\u3092\u518d\u751f\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\n<ul>\n<li>\n<pre>$ aplay test.wav<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<p>pyaudio\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/p>\n<ul>\n<li>pyaudio\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304f\u3060\u3055\u3044\n<ul>\n<li>\n<pre>$ sudo apt-get install python-pyaudio<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/ul>\n<hr \/>\n<h5>\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0<\/h5>\n<ul>\n<li>\u307e\u305a\u306f\u5148\u7a0b\u4f5c\u6210\u3057\u305f\u300ctest.wav\u300d\u306e\u6a29\u9650\u3092\u5909\u66f4\u3057\u3066\u66f8\u304d\u8fbc\u307f\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\n<ul>\n<li>\n<pre>$ sudo chmod a+w test.wav<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u00a0\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\n<ul>\n<li>\n<pre>$ cd \/home\/pi\/bezelie\/pi\n$ sudo python sampleRecord1.py<\/pre>\n<ul>\n<li>\u30d9\u30bc\u30ea\u30fc\u304c\u300c\u9332\u97f3\u958b\u59cb\uff01\u300d\u3068\u8a00\u3063\u305f\u3089\u30012\u79d2\u4ee5\u5185\u3067\u30de\u30a4\u30af\u306b\u5411\u304b\u3063\u3066\u558b\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u3061\u3087\u3063\u3068\u3057\u3066\u304b\u3089\u30b9\u30d4\u30fc\u30ab\u30fc\u304b\u3089\u3042\u306a\u305f\u306e\u58f0\u304c\u51fa\u529b\u3055\u308c\u305f\u3089\u6210\u529f\u3067\u3059\u3002<\/li>\n<li>\u6b62\u3081\u305f\u3044\u3068\u304d\u306f\u3001CTRL+C \u3092\u62bc\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h5>\u5fdc\u7528<\/h5>\n<ul>\n<li>\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092nano\u3067\u958b\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002\n<ul>\n<li>\n<pre>$ sudo nano sampleRecord1.py<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>16\u884c\u76ee\u306e\u5909\u6570RECORD_SECONDS\u306e\u5024\u304c\u9332\u97f3\u3059\u308b\u97f3\u306e\u9577\u3055\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002\u30b5\u30f3\u30d7\u30eb\u3067\u306f2\u79d2\u3068\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u306e\u5024\u3092\u5927\u304d\u304f\u3057\u305f\u308a\u5c0f\u3055\u304f\u3057\u305f\u308a\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3053\u3067\u306fRaspberry Pi\u306b\u63a5\u7d9a\u3057\u305fUSB\u30de\u30a4\u30af\u304b\u3089\u97f3\u3092\u5165\u529b\u3057\u3001wav\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4fdd\u5b58\u3057\u3066\u304b\u3089\u518d\u751f\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002 \u6e96\u5099 \u30e9\u30ba\u30d1\u30a4\u306bUSB \u30de\u30a4\u30af\u3092\u63a5\u7d9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002 SANWA SUPPLY MM-MCU &hellip; <a href=\"http:\/\/bezelie.com\/blog\/?page_id=574\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;BPK-09 : \u58f0\u3092\u9332\u97f3\u3057\u3066\u3001\u305d\u306e\u307e\u307e\u518d\u751f&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":792,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-574","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=\/wp\/v2\/pages\/574","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=574"}],"version-history":[{"count":17,"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=\/wp\/v2\/pages\/574\/revisions"}],"predecessor-version":[{"id":1358,"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=\/wp\/v2\/pages\/574\/revisions\/1358"}],"up":[{"embeddable":true,"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=\/wp\/v2\/pages\/792"}],"wp:attachment":[{"href":"http:\/\/bezelie.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=574"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}