{"id":5121,"date":"2021-06-23T09:00:37","date_gmt":"2021-06-23T07:00:37","guid":{"rendered":"https:\/\/cdscweb.fr\/chat-robaze\/?p=5121"},"modified":"2021-06-26T11:15:32","modified_gmt":"2021-06-26T09:15:32","slug":"audacity-volume-et-qualite-du-son-bruits-de-fond","status":"publish","type":"post","link":"https:\/\/cdscweb.fr\/chat-robaze\/audacity-volume-et-qualite-du-son-bruits-de-fond\/","title":{"rendered":"Audacity, volume et qualit\u00e9 du son : bruits de fond"},"content":{"rendered":"<p>Lorsqu&rsquo;un bruit de fond r\u00e9p\u00e9titif g\u00eane sur un enregistrement, il est possible de le r\u00e9duire si l&rsquo;on parvient \u00e0 l&rsquo;isoler :<\/p>\n<p>1. <strong>S\u00e9lectionner<\/strong> une zone ne contenant que du bruit de fond.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5123 size-full\" src=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-1.jpg\" alt=\"\" width=\"307\" height=\"523\" srcset=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-1.jpg 307w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-1-176x300.jpg 176w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-1-88x150.jpg 88w\" sizes=\"auto, (max-width: 307px) 100vw, 307px\" \/><\/p>\n<p>2 : Utiliser le menu <em><strong>Effets\/R\u00e9duction de bruit<\/strong><\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5124\" src=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2.jpg\" alt=\"\" width=\"535\" height=\"678\" srcset=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2.jpg 535w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2-237x300.jpg 237w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2-118x150.jpg 118w\" sizes=\"auto, (max-width: 535px) 100vw, 535px\" \/><br \/>\n3 : <strong>Prendre un \u00e9chantillon<\/strong> du bruit de fond<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5125\" src=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-3.jpg\" alt=\"\" width=\"647\" height=\"517\" srcset=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-3.jpg 647w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-3-300x240.jpg 300w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-3-150x120.jpg 150w\" sizes=\"auto, (max-width: 647px) 100vw, 647px\" \/><br \/>\n4 : <strong>S\u00e9lectionner<\/strong> toute la piste \u00e0 traiter<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5055\" src=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_selectionner-piste.jpg\" alt=\"\" width=\"656\" height=\"728\" srcset=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_selectionner-piste.jpg 656w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_selectionner-piste-270x300.jpg 270w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_selectionner-piste-135x150.jpg 135w\" sizes=\"auto, (max-width: 656px) 100vw, 656px\" \/><br \/>\n5 : <strong>Valider<\/strong><\/p>\n<div id=\"attachment_5124\" style=\"width: 545px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-5124\" class=\"wp-image-5124 size-full\" src=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2.jpg\" alt=\"\" width=\"535\" height=\"678\" srcset=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2.jpg 535w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2-237x300.jpg 237w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-2-118x150.jpg 118w\" sizes=\"auto, (max-width: 535px) 100vw, 535px\" \/><p id=\"caption-attachment-5124\" class=\"wp-caption-text\"><em>Revenir dans le menu Effets \/ R\u00e9duction de bruit.<\/em><\/p><\/div>\n<div id=\"attachment_5126\" style=\"width: 662px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-5126\" class=\"wp-image-5126 size-full\" src=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-4.jpg\" alt=\"\" width=\"652\" height=\"517\" srcset=\"https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-4.jpg 652w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-4-300x238.jpg 300w, https:\/\/cdscweb.fr\/chat-robaze\/wp-content\/uploads\/audacity_reduction-bruit-4-150x119.jpg 150w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/><p id=\"caption-attachment-5126\" class=\"wp-caption-text\"><em>Valider sans modifier les options.<\/em><\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/cdscweb.fr\/chat-robaze\/audacity-volume-et-qualite-du-son-bruits-de-fond\/\">Lire<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":5124,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-5121","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-audacity"],"_links":{"self":[{"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/posts\/5121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/comments?post=5121"}],"version-history":[{"count":3,"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/posts\/5121\/revisions"}],"predecessor-version":[{"id":5128,"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/posts\/5121\/revisions\/5128"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/media\/5124"}],"wp:attachment":[{"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/media?parent=5121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/categories?post=5121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cdscweb.fr\/chat-robaze\/wp-json\/wp\/v2\/tags?post=5121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}