{"id":301,"date":"2011-06-14T13:25:25","date_gmt":"2011-06-14T04:25:25","guid":{"rendered":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=301"},"modified":"2011-06-14T13:25:25","modified_gmt":"2011-06-14T04:25:25","slug":"%e6%a8%99%e6%ba%96audio-class%e3%81%a7dsd%e5%86%8d%e7%94%9f","status":"publish","type":"post","link":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=301","title":{"rendered":"\u6a19\u6e96Audio class\u3067\u3082DSD\u518d\u751f"},"content":{"rendered":"<p>USB DUAL AUDIO\u57fa\u677f\u3001\u7565\u3057\u3066UDA\u304c<span style=\"color: #ff0000;\">\u4e16\u754c\u3067\u6700\u521d\u306b<\/span>USB Audio class (\u30a2\u30a4\u30bd\u30af\u30ed\u30ca\u30b9\u8ee2\u9001) \u3067\u306eDSD\u518d\u751f\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u203b\u3002<\/p>\n<p>\u6628\u5e74\u672b\u304b\u3089\u6b63\u6708\u3092\u631f\u3093\u3060\u6642\u671f\u306b\u3001UDA\u57fa\u677f\u306eUbuntu\u7528\u30d1\u30c3\u30c1\u306e\u4ef6\u3067\u3001Linux\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5168\u822c\u306b\u9020\u8a63\u306e\u6df1\u3044N\u69d8\u3068\u77e5\u308a\u5408\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u306e<a href=\"http:\/\/www.nakata-jp.org\/\" target=\"_blank\">N\u69d8<\/a>\u3068\u306e\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u3001\u6a19\u6e96USB Audio class\u306e\u67a0\u7d44\u307f\u306e\u4e2d\u3067DSD\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u518d\u751f\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002N\u69d8\u306b\u306fUSB\u6a19\u6e96Audio class\u3067\u306eWASAPI\u5c02\u7528\u30bd\u30d5\u30c8\u3092\u958b\u767a\u3057\u3066\u9802\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u7b2c1\u5f3e\u306fWindows\u7528\u3001WASAPI\u6392\u4ed6\u30e2\u30fc\u30c9\u5c02\u7528\u306e\u30a2\u30d7\u30ea\u3092\u4f7f\u3063\u3066\u30013\u7a2e\u985e\u306eDSD\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3001\u304a\u3088\u3073WAV\u30d5\u30a1\u30a4\u30eb\u3092\u30ea\u30b9\u30c8\u306b\u6df7\u5728\u3057\u3066\u767b\u9332\u3001\u518d\u751f\u304c\u3067\u304d\u307e\u3059\u3002\u73fe\u5728\u306e\u3068\u3053\u308d\u3001\u30c9\u30e9\u30a4\u30d0\u306a\u3057\u3067\u306fWindows\u3067\u306fclass1.0\u307e\u3067\u306e\u5bfe\u5fdc\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001DSD\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306f2.8MHz (DSD128) \u306eDSDIFF\/DSF\/WSD\u3078\u306e\u5bfe\u5fdc\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201106\/UDAPlayer1.jpg\" alt=\"\" width=\"480\" height=\"269\" \/><\/p>\n<p>\u4e26\u884c\u3057\u3066Linux\u7248\u306e\u958b\u767a\u3082\u9032\u884c\u4e2d\u3067\u3001\u305d\u3061\u3089\u306fclass2.0\u5bfe\u5fdc\u3067\u3059\u306e\u3067\u30015.6MHz (DSD128) \u307e\u3067\u306eDSD\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304c\u518d\u751f\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u203bFPGA\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u66f8\u304d\u63db\u3048\u3068USB\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306eUP\u304c\u5fc5\u8981\u3067\u3059\u3002<br \/>\n\u203b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306fN\u69d8\u306eHP\u3067\u306e\u516c\u958b\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>USB DUAL AUDIO\u57fa\u677f\u3001\u7565\u3057\u3066UDA\u304c\u4e16\u754c\u3067\u6700\u521d\u306bUSB Audio class (\u30a2\u30a4\u30bd\u30af\u30ed\u30ca\u30b9\u8ee2\u9001) \u3067\u306eDSD\u518d\u751f\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u203b\u3002 \u6628\u5e74\u672b\u304b\u3089\u6b63\u6708\u3092\u631f\u3093\u3060\u6642\u671f\u306b\u3001UDA\u57fa\u677f\u306eUbuntu\u7528\u30d1\u30c3\u30c1\u306e\u4ef6\u3067\u3001L &hellip; <a href=\"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=301\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u6a19\u6e96Audio class\u3067\u3082DSD\u518d\u751f&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,11],"tags":[],"class_list":["post-301","post","type-post","status-publish","format-standard","hentry","category-usb_audio","category-hardware-debug"],"_links":{"self":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/301","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=301"}],"version-history":[{"count":0,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/301\/revisions"}],"wp:attachment":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=301"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=301"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=301"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}