{"id":268,"date":"2021-03-14T17:45:11","date_gmt":"2021-03-14T08:45:11","guid":{"rendered":"https:\/\/sirius10.dip.jp\/blog\/wordpress\/?p=268"},"modified":"2021-03-17T09:35:48","modified_gmt":"2021-03-17T00:35:48","slug":"xkanon13","status":"publish","type":"post","link":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/2021\/03\/14\/268\/","title":{"rendered":"Xkanon(13)"},"content":{"rendered":"\n<p>Xkanon \u3092 alsa \u3067\u52d5\u304b\u3059\u3002<\/p>\n\n\n\n<p>\u3000xsys3 \u306f\u8ae6\u3081\u305f\u306e\u3067\u3001\u6687\u306b\u306a\u308a\u307e\u3057\u305f\u3002\uff08\u52d5\u304b\u3057\u305f\u30b2\u30fc\u30e0\u3084\u308c\u3088\u3001\u4ffa\uff09<\/p>\n\n\n\n<p>\u3000Xkanon \u304c alsa \u3067\u30d6\u30c4\u30d6\u30c4\u306a\u308b\u306e\u304c\u6c17\u306b\u306a\u3063\u305f\u306e\u3067\u30bd\u30fc\u30b9 (audioIO_alsa.c) \u3092\u773a\u3081\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u90e8\u5206\u306f\u3001xsystem35 \u304b\u3089\u5f15\u3063\u5f35\u3063\u3066\u304d\u3066\u3044\u308b\u306e\u306f\u4ee5\u524d\u306b\u898b\u305f\u3068\u304d\u306b\u308f\u304b\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u307b\u307c\u3001xsystem35 \u3068\u540c\u69d8\u306b\u5165\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002\u3075\u3068\u6c17\u306b\u306a\u3063\u3066\u3001snd_pcm_hw_params_get_buffer_size \u3092\u8abf\u3079\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u3075\u3046\u3093\u3001snd_pcm_hw_params_get_buffer_size\uff3fmin \u3068 snd_pcm_hw_params_get_buffer_size_max \u3082\u3042\u308b\u306e\u304b\u3002<\/p>\n\n\n\n<p>\u3000\u8a66\u3057\u306b\u3001\u3069\u3093\u306a\u30b5\u30a4\u30ba\u3092\u8fd4\u3059\u306e\u304b print \u3057\u3066\u307f\u305f\u3089\u30011536 \u3067\u3057\u305f\u3002\u3061\u3087\u3063\u3068\u5c0f\u3055\u3044\u304b\u306a\u3002\u3068\u601d\u3063\u305f\u306e\u3068\u540c\u6642\u306b\u3001\u898b\u305f\u3053\u3068\u304c\u3042\u308b\u6570\u5b57\u3060\u3068\u611f\u3058\u307e\u3057\u305f\u3002\u30bd\u30fc\u30b9\u3092\u898b\u308b\u3068<\/p>\n\n\n\n<p class=\"file\">#define BUFFERSIZE 1536<\/p>\n\n\n\n<p>\u3068\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u3066\u3001BUFFERSIZE \u3092\u63a2\u3059\u3068<\/p>\n\n\n\n<p class=\"file\">snd_pcm_hw_params_set_buffer_size(pcm_handle, hwparams, BUFFERSIZE)<\/p>\n\n\n\n<p>\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"file\">#define BUFFERSIZE 1536*2<\/p>\n\n\n\n<p>\u306b\u3057\u3066\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u306a\u3093\u3068\u3001\u3076\u3064\u3076\u3064\u304c\u6d88\u3048\u307e\u3057\u305f\u3002\u52b9\u679c\u97f3\u3068\u304b\u30dc\u30a4\u30b9\u3082\u5927\u4e08\u592b\u3067\u3057\u305f\u3002\u3042\u308c\u308c\u30fc\u3002\u30d0\u30c3\u30d5\u30a1\u30b5\u30a4\u30ba\u306e\u554f\u984c\u3060\u3063\u305f\u306e\u304b\u30fc\u3002\u89e3\u6c7a\u3057\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002\u5b9f\u969b\u306f\u5ff5\u306e\u70ba 2 \u500d\u3067\u306f\u306a\u304f 4 \u500d\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u3064\u3044\u3067\u306b\u3069\u3046\u305b\u30df\u30ad\u30b5\u30fc\u306f\u4f7f\u3048\u306a\u3044\u3093\u3060\u304b\u3089\u3001\u30c0\u30df\u30fc\u306b\u5909\u3048\u3066\u3057\u307e\u3044\u307e\u3057\u3087\u3046\u3002\u30bd\u30fc\u30b9\u306e\u6700\u5f8c\u306b\u3042\u308b<\/p>\n\n\n\n<p class=\"file\">#include &#8220;audioMix_OSS.c&#8221;<\/p>\n\n\n\n<p>\u3092<\/p>\n\n\n\n<p class=\"file\">#include &#8220;audioMix_dmy.c&#8221;<\/p>\n\n\n\n<p>\u306b\u5909\u3048\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>&#8211;enable-alsa &#8211;with-alsa-pcmdev=default \u3092\u4ed8\u3051\u3066 configure \u3092\u5b9f\u884c\u3057\u3066 make \u3059\u308c\u3070\u3044\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>aoss \u8981\u3089\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Xkanon \u3092 alsa \u3067\u52d5\u304b\u3059\u3002 \u3000xsys3 \u306f\u8ae6\u3081\u305f\u306e\u3067\u3001\u6687\u306b\u306a\u308a\u307e\u3057\u305f\u3002\uff08\u52d5\u304b\u3057\u305f\u30b2\u30fc\u30e0\u3084\u308c\u3088\u3001\u4ffa\uff09 \u3000Xkanon \u304c alsa \u3067\u30d6\u30c4\u30d6\u30c4\u306a\u308b\u306e\u304c\u6c17\u306b\u306a\u3063\u305f\u306e\u3067\u30bd\u30fc\u30b9 (audioIO_alsa.c) \u3092 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-268","post","type-post","status-publish","format-standard","hentry","category-xkanon"],"_links":{"self":[{"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/268","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/comments?post=268"}],"version-history":[{"count":2,"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/268\/revisions"}],"predecessor-version":[{"id":270,"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/268\/revisions\/270"}],"wp:attachment":[{"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/media?parent=268"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/categories?post=268"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sirius10.net\/blog\/wordpress\/index.php\/wp-json\/wp\/v2\/tags?post=268"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}