{"id":1001,"date":"2012-12-31T18:20:23","date_gmt":"2012-12-31T17:20:23","guid":{"rendered":"http:\/\/www.blue-bears.com\/blog\/?p=1001"},"modified":"2013-01-01T11:51:33","modified_gmt":"2013-01-01T10:51:33","slug":"worldwide-jamming-llcon","status":"publish","type":"post","link":"http:\/\/www.blue-bears.com\/blog\/?p=1001","title":{"rendered":"Worldwide Jamming Llcon"},"content":{"rendered":"<p>Objectif :<br \/>\nJouer de la musique en direct avec des musiciens dispers\u00e9s sur la plan\u00e8te. pour un co\u00fbt de 0 !<\/p>\n<p>Le probl\u00e8me N\u00b01 : la latence = d\u00e9calage entre source et r\u00e9ception.<\/p>\n<p><!--more-->Recherche de logiciels open source :<br \/>\nEn particulier cet <a href=\"\/http:\/\/www.makeuseof.com\/tag\/how-to-jam-with-your-band-online\/\" target=\"_blank\">article de AngeLA Alcorn<\/a>.<br \/>\nTrouve <a title=\"Llcon\" href=\"http:\/\/llcon.sourceforge.net\/\" target=\"_blank\">Llcon <\/a>: il existe une version client et une version serveur tant sous windows que sous linux.<br \/>\nPas essay\u00e9 Soundjack, mais comme la librairie de base est <a title=\"Jack\" href=\"http:\/\/jackaudio.org\/\" target=\"_blank\">Jack<\/a> dans les 2 cas je pr\u00e9sume que la latence sera identique.<\/p>\n<p>Sous Windows : installer en plus un Driver <a title=\"ASIO\" href=\"http:\/\/www.asio4all.com\/\" target=\"_blank\">ASIO<\/a> <a title=\"ASIO\" href=\"http:\/\/www.asio4all.com\/\" target=\"_blank\"><br \/>\n<\/a><\/p>\n<p>L&rsquo;id\u00e9e c&rsquo;est un serveur (Linux + Tr\u00e8s haut d\u00e9bit) qui concentre les flux des musiciens et redistribue le mixage. Des clients Windows chez chaque musicien.<\/p>\n<p>Sous serveur Linux Debian 6.0 : apr\u00e8s beaucoup de tentatives :<br \/>\npas de paquet \u00ab\u00a0llcon\u00a0\u00bb dispo en apt-get =&gt; Download + d\u00e9zip + install<\/p>\n<p>Pas un expert mais avec l&rsquo;aide <a title=\"Install LINUX\" href=\"http:\/\/www.tuxfiles.org\/linuxhelp\/softinstall.html\" target=\"_blank\">de Nana Langstedt<\/a> et la lecture des fichiers INSTALL et README cela fonctionne.<\/p>\n<p>ajouts paquets :<\/p>\n<ul>\n<li>jackd2 : JACK Audio Connection Kit (server and example clients)<\/li>\n<li>libjack-jackd2-0\u00a0 : JACK Audio Connection Kit (libraries)<\/li>\n<li>libjack-jackd2-dev\u00a0 : JACK Audio Connection Kit (development files)<\/li>\n<\/ul>\n<p>Le serveur se lance en mode console avec la commande :<\/p>\n<p><em>.\/llcon -s -n<\/em><\/p>\n<p>Il annonce ensuite les clients qui se connectent.<\/p>\n<p>Qualit\u00e9 tr\u00e8s m\u00e9diocre !!!!!\u00a0 Mais cela a le m\u00e9rite de fonctionner !<br \/>\nJe vais ensuite essayer avec des syst\u00e8mes de webconf\u00e9rencing.<\/p>\n<ul>\n<li>Coccinella<\/li>\n<li>Skype<\/li>\n<li>Gmail<\/li>\n<li>&#8230;..<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Objectif : Jouer de la musique en direct avec des musiciens dispers\u00e9s sur la plan\u00e8te. pour un co\u00fbt de 0 ! Le [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-1001","post","type-post","status-publish","format-standard","hentry","category-idees-diverses"],"_links":{"self":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1001","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1001"}],"version-history":[{"count":7,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1001\/revisions"}],"predecessor-version":[{"id":1003,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1001\/revisions\/1003"}],"wp:attachment":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1001"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1001"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1001"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}