{"id":34,"date":"2008-03-15T10:32:15","date_gmt":"2008-03-15T09:32:15","guid":{"rendered":"http:\/\/linux.leunen.com\/?p=34"},"modified":"2008-03-15T10:32:15","modified_gmt":"2008-03-15T09:32:15","slug":"sonic-visualiser-analyse-audio","status":"publish","type":"post","link":"https:\/\/www.leunen.com\/linux\/2008\/03\/sonic-visualiser-analyse-audio\/","title":{"rendered":"Sonic-Visualiser &#8211; analyse audio"},"content":{"rendered":"<p>La version 1.2 de <a href=\"http:\/\/www.sonicvisualiser.org\/\" title=\"Sonic-Visualiser site web\">Sonic-Visualiser<\/a> est sortie il y a quelques jours et c&rsquo;est l&rsquo;occasion de vous la pr\u00e9senter. C&rsquo;est un des programmes les plus complets pour visualiser ou faire une analyse audio. Il est distribu\u00e9 sous license libre GNU.<\/p>\n<p><a href=\"http:\/\/linux.leunen.com\/wp-content\/uploads\/2008\/03\/sonic-visualiser1.png\" title=\"sonic-visualiser waveform\"><img src=\"http:\/\/linux.leunen.com\/wp-content\/uploads\/2008\/03\/sonic-visualiser1.thumbnail.png\" alt=\"sonic-visualiser waveform\" class=\"right\" \/><\/a><\/p>\n<p>Ses caract\u00e9ristiques principales sont les suivantes:<\/p>\n<ul>\n<li>accepte les formats wav, ogg et mp3<\/li>\n<li>affichage de la forme d&rsquo;onde<\/li>\n<li>affichage de diff\u00e9rents types de spectrogrammes<\/li>\n<li>affichage du spectre<\/li>\n<li>permet la superposition de plusieurs layers<\/li>\n<li>permet l&rsquo;annotation des layers<\/li>\n<li>&#8230;<\/li>\n<\/ul>\n<p><a href=\"http:\/\/linux.leunen.com\/wp-content\/uploads\/2008\/03\/sonic-visualiser2.png\" title=\"sonic-visualiser spectrogram\"><img src=\"http:\/\/linux.leunen.com\/wp-content\/uploads\/2008\/03\/sonic-visualiser2.thumbnail.png\" alt=\"sonic-visualiser spectrogram\" class=\"right\" \/><\/a><\/p>\n<p>Je ne peux que vous encourager \u00e0 lire la <a href=\"http:\/\/www.sonicvisualiser.org\/documentation.html\" title=\"Sonic-Visualiser Documentation\">documentation<\/a> de ce programme car ses possibilit\u00e9s sont assez \u00e9tendues et difficiles \u00e0 expliquer dans un court article. Il y a m\u00eame des tutoriels pour vous aider \u00e0 l&rsquo;utilser.<\/p>\n<p>Il utilise toute une s\u00e9rie de librairies dont qt4 mais l&rsquo;ex\u00e9cutable est construit de mani\u00e8re statique ce qui fait que vous n&rsquo;avez pas besoin d&rsquo;installer ces librairies. Elles sont comprises dans l&rsquo;ex\u00e9cutable. L&rsquo;inconv\u00e9nient, c&rsquo;est \u00e9videmment que cet ex\u00e9cutable est sensiblement plus gros. Quelques 24MB dans ce cas-ci.<\/p>\n<p>Pour installer le programme dans Ubuntu, commencez par t\u00e9l\u00e9charger le fichier <a href=\"http:\/\/downloads.sourceforge.net\/sv1\/sonic-visualiser-1.2-i686-linux.tar.bz2\" title=\"Sonic-Visualiser T\u00e9l\u00e9chargement\">sonic-visualiser-1.2-i686-linux.tar.bz2<\/a>. Ensuite, ouvrez un terminal et rendez-vous dans le dossier o\u00f9 vous avez t\u00e9l\u00e9charg\u00e9 le fichier. Nous allons l&rsquo;installer dans le r\u00e9pertoire <em>\/opt<\/em> et cr\u00e9er un lien symbolique dans le r\u00e9pertoire <em>\/usr\/local\/bin<\/em>:<\/p>\n<pre class=\"codesource\">$ sudo tar -C \/opt -jxvf sonic-visualiser-1.2-i686-linux.tar.bz2<\/pre>\n<pre class=\"codesource\">$ sudo ln -s \/opt\/sonic-visualiser-1.2-i686-linux\/sonic-visualiser \/usr\/local\/bin\/sonic-visualiser<\/pre>\n<p>Vous pouvez maintenant le lancer en tapant dans votre console:<\/p>\n<p><code>$ sonic-visualiser<\/code><\/p>\n<p>Si vous voulez ajouter le programme dans votre menu Gnome <em>Son et Vid\u00e9o<\/em>, allez dans le menu <em>Syst\u00e8me\/Pr\u00e9f\u00e9rences\/Menu principal<\/em>, cliquez \u00e0 gauche sur <em>Son et Vid\u00e9o<\/em> puis \u00e0 droite sur le bouton <em>Nouvel \u00e9l\u00e9ment<\/em>. Remplissez les diff\u00e9rents champs de la fen\u00eatre <em>Cr\u00e9er un lanceur<\/em> qui s&rsquo;affiche. La commande \u00e0 rentrer est bien s\u00fbr <em>sonic-visualiser<\/em>. Voil\u00e0, <em>Sonic-Visualiser<\/em> est maintenant disponible dans votre menu Gnome.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La version 1.2 de Sonic-Visualiser est sortie il y a quelques jours et c&rsquo;est l&rsquo;occasion de vous la pr\u00e9senter. C&rsquo;est un des programmes les plus complets pour visualiser ou faire une analyse audio. Il est distribu\u00e9 sous license libre GNU. Ses caract\u00e9ristiques principales sont les suivantes: accepte les formats wav, ogg et mp3 affichage de [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[8,5],"tags":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"La version 1.2 de Sonic-Visualiser est sortie il y a quelques jours et c&#039;est l&#039;occasion de vous la pr\u00e9senter. 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