{"id":1517,"date":"2017-12-25T21:13:09","date_gmt":"2017-12-25T12:13:09","guid":{"rendered":"https:\/\/www.utsbox.com\/?p=1517"},"modified":"2018-07-24T22:37:04","modified_gmt":"2018-07-24T13:37:04","slug":"%e3%82%a8%e3%83%95%e3%82%a7%e3%82%af%e3%82%bf%e3%83%bc%e3%81%ae%e7%b0%a1%e5%8d%98%e3%81%aa%e5%ae%9f%e8%a3%85%e4%be%8b-%e3%83%87%e3%82%a3%e3%83%ac%e3%82%a4","status":"publish","type":"post","link":"https:\/\/www.utsbox.com\/?p=1517","title":{"rendered":"\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u306e\u7c21\u5358\u306a\u5b9f\u88c5\u4f8b \u2013 \u30c7\u30a3\u30ec\u30a4"},"content":{"rendered":"

\u30c7\u30a3\u30ec\u30a4\u306e\u5b9f\u88c5\u4f8b<\/h1>\n

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\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc<\/th>\n\u610f\u5473<\/th>\n\u3060\u3044\u305f\u3044\u306e\u7bc4\u56f2<\/th>\n<\/tr>\n
\u30c7\u30a3\u30ec\u30a4\u30bf\u30a4\u30e0<\/td>\n\u30c7\u30a3\u30ec\u30a4\u306e\u6642\u9593<\/td>\n50\u30df\u30ea\u79d2\uff5e2\u79d2\u7a0b\u5ea6<\/td>\n<\/tr>\n
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\u3010\u5b9f\u88c5\u30a4\u30e1\u30fc\u30b8\u3011
\n[crayon]
\nvoid delay(float inL[], float inR[], float outL[], float outR[], int wavelength)
\n{
\n\t\/\/ inL[]\u3001inR[]\u3001outL[]\u3001outR[]\u306f\u305d\u308c\u305e\u308c\u5165\u529b\u4fe1\u53f7\u3068\u51fa\u529b\u4fe1\u53f7\u306e\u30d0\u30c3\u30d5\u30a1(\u5de6\u53f3)
\n\t\/\/ wavelenght\u306f\u30d0\u30c3\u30d5\u30a1\u306e\u30b5\u30a4\u30ba\u3001\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u306f44100Hz\u3068\u3059\u308b<\/p>\n

\t\/\/ \u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc
\n\tfloat time = 250.0f; \/\/ \u30c7\u30a3\u30ec\u30a4\u306e\u6642\u9593\u300250\uff5e2000\u30df\u30ea\u79d2\u7a0b\u5ea6\u3002
\n\tfloat level = 0.3f; \/\/ \u30c7\u30a3\u30ec\u30a4\u306e\u52b9\u304d\u5177\u5408\u30020\uff5e1\u306e\u9593\u3002
\n\tfloat feedback = 0.5f; \/\/ \u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u52b9\u304d\u5177\u5408\u30020\uff5e1\u306e\u9593\u3002<\/p>\n

\t\/\/ \u5185\u90e8\u5909\u6570
\n\tCRingBuffur ringbufL, ringbufR; \/\/ \u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1(https:\/\/www.utsbox.com\/?p=1505 \u3088\u308a)<\/p>\n

\t\/\/\u30c7\u30a3\u30ec\u30a4\u30bf\u30a4\u30e0\u3092\u30b5\u30f3\u30d7\u30eb\u6570\u306b\u5909\u63db\u3057\u3066\u8a2d\u5b9a
\n\tint delaysample = (int)(44100.0 * time \/ 1000.0);
\n\tringbufL.SetInterval(delaysample);
\n\tringbufR.SetInterval(delaysample);<\/p>\n

\t\/\/ \u5165\u529b\u4fe1\u53f7\u306b\u30c7\u30a3\u30ec\u30a4\u3092\u639b\u3051\u308b
\n\tfor (int i = 0; i < wavelength; i++)\n\t{\n\t\tfloat tmpL, tmpR;\n\n\t\t\/\/ \u5165\u529b\u4fe1\u53f7\u306b\u30c7\u30a3\u30ec\u30a4\u4fe1\u53f7\u3092\u52a0\u3048\u308b\n\t\ttmpL = inL[i] + level * ringbufL.Read();\n\t\ttmpR = inR[i] + level * ringbufR.Read();\n\n\t\t\/\/ \u30c7\u30a3\u30ec\u30a4\u4fe1\u53f7\u3068\u3057\u3066\u5165\u529b\u4fe1\u53f7\u3068\u4eca\u56de\u306e\u30c7\u30a3\u30ec\u30a4\u4fe1\u53f7\u3092\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u8fbc\u307f\n\t\tringbufL.Write(inL[i] + feedback * ringbufL.Read());\n\t\tringbufR.Write(inR[i] + feedback * ringbufR.Read());\n\n\t\t\/\/ \u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u72b6\u614b\u3092\u66f4\u65b0\u3059\u308b\n\t\tringbufL.Update();\n\t\tringbufR.Update();\n\n\t\t\/\/ \u51fa\u529b\u4fe1\u53f7\u306b\u66f8\u304d\u8fbc\u3080\n\t\toutL[i] = tmpL;\n\t\toutR[i] = tmpR;\n\t}\n}\n[\/crayon]\n\n\u4e0a\u8a18\u306f\u3042\u304f\u307e\u3067\u5b9f\u88c5\u4f8b\u3067\u3059\u3002\n\u52a0\u3048\u308b\u30c7\u30a3\u30ec\u30a4\u4fe1\u53f7\u3084\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3067\u5229\u7528\u3059\u308b\u30c7\u30a3\u30ec\u30a4\u4fe1\u53f7\u3092\u5de6\u53f3\u9006\u306b\u3057\u305f\u308a\u3001\u30d5\u30a3\u30eb\u30bf<\/a>\u3092\u30c7\u30a3\u30ec\u30a4\u4fe1\u53f7\u306b\u304b\u3051\u3066\u307f\u308b\u306e\u3082\u9762\u767d\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002
\n\u306a\u304a\u3001for\u6587\u306e\u4e2d\u3084\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u51e6\u7406\u306a\u3069\u97f3\u58f0\u51e6\u7406\u4e2d\u306b\u30c7\u30a3\u30ec\u30a4\u30bf\u30a4\u30e0(\u4e0a\u8a18\u306etime\u5909\u6570)\u3092\u5909\u66f4\u3059\u308b\u3068\u30af\u30ea\u30c3\u30d7\u30ce\u30a4\u30ba\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u5165\u308b\u53ef\u80fd\u6027<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002
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\u8cea\u554f\u306f\u30b3\u30e1\u30f3\u30c8\u6b04\u3084\u63b2\u793a\u677f<\/a>\u3001Twitter<\/a>\u3067\u3044\u305f\u3060\u3051\u3070\u3068\u304a\u3082\u3044\u307e\u3059\u3002
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\u30c7\u30a3\u30ec\u30a4\u306e\u5b9f\u88c5\u4f8b \u30c7\u30a3\u30ec\u30a4\u306f\u5165\u529b\u4fe1\u53f7\u306b\u6570\u30df\u30ea\u79d2\u524d\u306e\u4fe1\u53f7(\u30c7\u30a3\u30ec\u30a4\u4fe1\u53f7)\u3092\u6df7\u305c\u3066\u51fa\u529b\u3059\u308b\u30a8\u30d5\u30a7\u30af\u30bf\u30fc\u3067\u3059 \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u3057\u3066\u4e0b\u8a18\u304c\u3088\u304f\u5229\u7528\u3055\u308c\u307e\u3059\u3002 \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc \u610f\u5473 \u3060\u3044\u305f\u3044\u306e\u7bc4\u56f2 \u30c7\u30a3\u30ec\u30a4\u30bf\u30a4\u30e0 \u30c7\u30a3\u30ec\u30a4\u306e\u6642\u9593 50 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[19],"tags":[],"class_list":["post-1517","post","type-post","status-publish","format-standard","hentry","category-19"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p5fXUX-ot","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/posts\/1517","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1517"}],"version-history":[{"count":4,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/posts\/1517\/revisions"}],"predecessor-version":[{"id":1535,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=\/wp\/v2\/posts\/1517\/revisions\/1535"}],"wp:attachment":[{"href":"https:\/\/www.utsbox.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1517"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.utsbox.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}