{"id":3851,"date":"2025-01-01T01:00:47","date_gmt":"2025-01-01T00:00:47","guid":{"rendered":"https:\/\/kevork-mastering.com\/?p=3851"},"modified":"2026-02-13T13:10:33","modified_gmt":"2026-02-13T12:10:33","slug":"le-true-peak","status":"publish","type":"post","link":"https:\/\/kevork-mastering.com\/fr_fr\/le-true-peak\/","title":{"rendered":"\ud83c\uddeb\ud83c\uddf7 Les niveaux \u00ab\u00a0True Peak\u00a0\u00bb en Mastering"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3851\" class=\"elementor elementor-3851\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cf44e8e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cf44e8e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-70d20d9\" data-id=\"70d20d9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-53d6cd7 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"53d6cd7\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;Aucun titre n\\u2019a \\u00e9t\\u00e9 trouv\\u00e9 sur cette page.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h2 class=\"elementor-toc__header-title\">\n\t\t\t\tTable des mati\u00e8res\t\t\t<\/h2>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__53d6cd7\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><i aria-hidden=\"true\" class=\"fas fa-caret-square-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__53d6cd7\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__53d6cd7\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7434e08 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7434e08\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1642f08\" data-id=\"1642f08\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-368dd93 elementor-widget elementor-widget-spacer\" data-id=\"368dd93\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-39c02e8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"39c02e8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c2b4803\" data-id=\"c2b4803\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-74c321e elementor-widget elementor-widget-text-editor\" data-id=\"74c321e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le \u00ab True Peak \u00bb (TP) ou \u00ab Cr\u00eate Vraie \u00bb en fran\u00e7ais, \u00e9galement d\u00e9sign\u00e9 sous le terme \u00ab\u202fIntersample Peaks\u202f\u00bb (ISP), constitue une notion qui n\u2019est pas toujours bien comprise aujourd\u2019hui dans le monde de la Production Musicale. Depuis l\u2019\u00e9mergence des plateformes de Streaming dans les ann\u00e9es 2010<em>\u00a0<\/em>et des pratiques amateures \u00ab\u00a0Home Studio\u00a0\u00bb devenues tr\u00e8s courantes, le sujet du True Peak revient en force, malgr\u00e9 qu\u2019il ait toujours exist\u00e9 depuis l\u2019\u00e9closion de l\u2019audionum\u00e9rique \u00e0 travers le support CD qui s\u2019impose d\u00e8s 1982. Dans le milieu de l\u2019enregistrement sonore li\u00e9 \u00e0 la production musicale, le True Peak n\u2019a d\u2019int\u00e9r\u00eat qu\u2019au au stade du <a href=\"https:\/\/en.wikipedia.org\/wiki\/Mastering_(audio)\" target=\"_blank\" rel=\"noopener\">Mastering<\/a>, lorsqu\u2019un fichier \u00ab\u00a0audionum\u00e9rique\u00a0\u00bb est finalis\u00e9 avant d\u2019\u00eatre diffus\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d7d2b9d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d7d2b9d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-58c8ecd\" data-id=\"58c8ecd\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e400e0d elementor-widget elementor-widget-spacer\" data-id=\"e400e0d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-52ff5a0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"52ff5a0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-432fc10\" data-id=\"432fc10\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-07fa99e elementor-widget elementor-widget-heading\" data-id=\"07fa99e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qu'est-ce que le \"True Peak\" ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b31425 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b31425\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d392001\" data-id=\"d392001\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bd35b9b elementor-widget elementor-widget-text-editor\" data-id=\"bd35b9b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans un fichier audionum\u00e9rique le True Peak d\u00e9signe la repr\u00e9sentation des niveaux continus quand ils d\u00e9passent la valeur d&rsquo;\u00e9chantillons voisins. Il repr\u00e9sente un niveau analogique r\u00e9el quand il d\u00e9passe le niveau de 2 \u00e9chantillons successifs, lors de la conversion du signal num\u00e9rique en signal analogique (DAC) :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e9be3ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e9be3ab\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-279f56e\" data-id=\"279f56e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5fcc4f5 elementor-widget elementor-widget-image\" data-id=\"5fcc4f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1030\" height=\"643\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Figure1_True-Peak-Definition_FRA-1030x643.webp\" class=\"attachment-large size-large wp-image-6066\" alt=\"True Peak Definition_FRA\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Figure1_True-Peak-Definition_FRA-1030x643.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Figure1_True-Peak-Definition_FRA-300x187.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Figure1_True-Peak-Definition_FRA-768x479.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Figure1_True-Peak-Definition_FRA-18x12.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Figure1_True-Peak-Definition_FRA.webp 1247w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a2ed1f2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a2ed1f2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ee5acb5\" data-id=\"ee5acb5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-69dbe34 elementor-widget-tablet__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"69dbe34\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 1 : <\/strong>Analyse d\u2019un fichier audionum\u00e9rique. Sur la s\u00e9lection. En jaune : niveaux True Peak (TP) cr\u00e9es par deux \u00e9chantillons successifs poss\u00e9dant des valeurs proches du maximum num\u00e9rique (le <a href=\"#FullScale\">Full Scale<\/a> \/ 0dBFS). Sur l\u2019ensemble du morceau analys\u00e9 : sur le canal de gauche (en haut) le niveau TP atteint +0.77dBFS, sur le canal de droite (en bas) le niveau TP atteint +0.60dBFS. Le logiciel indique 17 valeurs TP \u00ab\u00a0d\u00e9passant le 0\u00a0\u00bb sur le canal de gauche, et 14 valeurs TP \u00ab\u00a0d\u00e9passant le 0\u00a0\u00bb sur le canal de droite.<\/em><br \/><em>En gris clair : nous observons aussi des niveaux True Peak sur les 2 canaux, mais ceux-ci n\u2019ont aucune incidence car leur niveau est compris dans l\u2019\u00e9chelle Full Scale. (logiciel: iZotope RX)<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a71371f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a71371f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c84b828\" data-id=\"c84b828\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6423586 elementor-widget elementor-widget-spacer\" data-id=\"6423586\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d394126 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d394126\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7b0e3a1\" data-id=\"7b0e3a1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2f6e0c3 elementor-widget elementor-widget-text-editor\" data-id=\"2f6e0c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le True Peak est une notion propre au codage <a href=\"#LPCM\">LPCM<\/a>, ce dernier \u00e9tant utilis\u00e9 en Production Musicale \u00e0 travers les outils informatiques qui permettent aux ing\u00e9nieurs du son d\u2019enregistrer, de modifier ou de cr\u00e9er des sons. \u00c0 ce stade, il convient aussi de rappeler qu\u2019il existe un deuxi\u00e8me type de codage audionum\u00e9rique, le DSD. Or, pour celui-ci la notion de True Peak est inapplicable. Nous verrons la raison \u00e0 la fin de l\u2019article, lors d\u2019un chapitre d\u00e9di\u00e9.<\/p><p>Les valeurs True Peak n\u2019informent pas sur le \u00ab\u00a0niveau global\u00a0\u00bb du fichier audio enregistr\u00e9. D&rsquo;autres mesures repr\u00e9sentant le niveau \u00ab\u00a0moyen\u00a0\u00bb sont plus utiles pour rep\u00e9rer le niveau de l&rsquo;enregistrement que nous percevons. Il s&rsquo;agit du niveau \u00ab\u00a0<a href=\"#RMS\">RMS<\/a>\u00a0\u00bb ainsi que d&rsquo;un autre type de niveau qui fait appel \u00e0 une mesure plus \u00e9labor\u00e9e: le \u00ab <a href=\"https:\/\/www.izotope.com\/en\/learn\/what-are-lufs.html?srsltid=AfmBOoqEzZ1bqPK0bbJyJKZTIeCr8EK95W0UZiNwug9pbB9fuvjfgDfP#integrated\" target=\"_blank\" rel=\"noopener\">Loudness Int\u00e9gr\u00e9<\/a> \u00bb (Integrated Loudness) \u00a0<em>(cf Figure1 : Integrated BS.1770 Loudness)<\/em>. Le volume \u00ab\u00a0<a href=\"#RMS\">RMS<\/a>\u00a0\u00bb <em>(cf Figure 1 : Total RMS level)<\/em> indique la moyenne arithm\u00e9tique d\u00e9fini par la forme d&rsquo;onde repr\u00e9sent\u00e9e en codage <a href=\"#LPCM\">LPCM<\/a>. Cette valeur repr\u00e9sente \u00ab\u00a0la moyenne\u00a0\u00bb du signal enregistr\u00e9. Elle s&rsquo;exprime dans l&rsquo;\u00e9chelle num\u00e9rique courante, en d\u00e9cibel \u00ab\u00a0<a href=\"#FullScale\">Full Scale<\/a>\u00a0\u00bb (dBFS), qui est n\u00e9gative et dont la valeur maximum est fix\u00e9e \u00e0 \u00ab\u00a00\u00a0\u00bb.<\/p><p>Aujourd\u2019hui les studios utilisent une m\u00e9thode de calcul plus r\u00e9cente qui permet d&rsquo;affiner la valeur \u00ab\u00a0<a href=\"#RMS\">RMS<\/a>\u00a0\u00bb dans une \u00e9chelle num\u00e9rique semblable, le LUFS (Loudness Unit relative to Full Scale) dont l&rsquo;algorithme de calcul, plus \u00e9labor\u00e9, tient compte du comportement de l\u2019oreille humaine en fonction des fr\u00e9quences et des intensit\u00e9s per\u00e7ues (<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Courbe_isosonique\" target=\"_blank\" rel=\"noopener\">Courbe isotonique, Travaux de Fletcher &amp; Manson, 1933<\/a>). Par cons\u00e9quent pour un morceau de musique donn\u00e9, c&rsquo;est la mesure de la valeur du \u00ab\u00a0<a href=\"#LoudnessIntgr\">Loudness Int\u00e9gr\u00e9<\/a>\u00a0\u00bb qu&rsquo;on utilisera pour d\u00e9finir le niveau \u00ab\u00a0moyen\u00a0\u00bb de l&rsquo;enregistrement, et non pas la valeur <a href=\"#RMS\">RMS<\/a>, et encore moins les valeurs maximales de True Peak qui ne donnent aucune indication sur le niveau global enregistr\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-266a335 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"266a335\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-56c31eb\" data-id=\"56c31eb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f3e0546 elementor-widget elementor-widget-text-editor\" data-id=\"f3e0546\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans le domaine de l&rsquo;audionum\u00e9rique le True Peak concerne n\u2019importe quel fichier multicanal <a href=\"#LPCM\">LPCM<\/a> vou\u00e9 \u00e0 \u00eatre lu via un syst\u00e8me de diffusion sonore. Aujourd&rsquo;hui la notion de True Peak refait surface dans les studios en raison notamment du d\u00e9veloppement des Plateformes de Streaming et des \u00ab\u00a0recommandations\u00a0\u00bb donn\u00e9es par celles-ci \u00e0 destination des studios de Mastering. Mais cette notion reste invariable depuis l&rsquo;invention du LPCM qui concerne toute forme de fichiers vou\u00e9s \u00e0 \u00eatre lu, comme pour le Cd-Audio. En effet, dans le cas d&rsquo;une musique St\u00e9r\u00e9o qui comporte deux canaux (gauche et droit), il existe un double flux de donn\u00e9es num\u00e9riques qui repr\u00e9sente la lecture de deux formes d&rsquo;ondes distinctes pour chaque c\u00f4t\u00e9. Ce double flux num\u00e9rique se transforme en un double signal \u00e9lectrique s\u00e9par\u00e9 qui est transmis \u00e0 une paire d&rsquo;haut-parleurs. Selon les performances du syst\u00e8me de reproduction le fichier lu est restitu\u00e9 plus ou moins fid\u00e8lement. Par cons\u00e9quent, la musique que nous percevons \u00e0 travers un mat\u00e9riel de lecture donn\u00e9 peut \u00e9norm\u00e9ment varier dans la qualit\u00e9 de reproduction, en comparaison avec le fichier initial dans la mani\u00e8re o\u00f9 l&rsquo;artiste, le Producteur et l&rsquo;ing\u00e9nieur du Son l&rsquo;a cr\u00e9\u00e9. Outre les crit\u00e8res plus \u00e9vidents comme la restitution fr\u00e9quentielle des sons, la dynamique, ou la pr\u00e9cision dans la localisation des instruments dans l&rsquo;espace sonore, demeurant tr\u00e8s d\u00e9pendante de chacun des \u00e9l\u00e9ments du syst\u00e8me, le True Peak quant \u00e0 lui peut poser un probl\u00e8me au niveau du tout premier maillon de la cha\u00eene. Il peut \u00e9galement sugg\u00e9rer d&rsquo;autres soucis dans la manipulation du fichier.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2bd509c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2bd509c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5bdc6a8\" data-id=\"5bdc6a8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b6d8b69 elementor-widget elementor-widget-spacer\" data-id=\"b6d8b69\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c22b4fe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c22b4fe\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2788016\" data-id=\"2788016\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ec160ba elementor-widget elementor-widget-heading\" data-id=\"ec160ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Les cons\u00e9quences d\u00e9favorables du \"True Peak\" <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-82c087a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"82c087a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-11855af\" data-id=\"11855af\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0dade90 elementor-widget elementor-widget-text-editor\" data-id=\"0dade90\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Quand les valeurs True Peak d\u00e9passent certains seuils de niveaux et selon les diff\u00e9rents cas d\u2019usage qui se pr\u00e9sentent comme nous allons le voir, la cons\u00e9quence peut \u00eatre probl\u00e9matique au moment de l\u2019utilisation du fichier audio.<\/p><p>Comme nous l&rsquo;avons vu, les niveaux True Peak ne donnent aucune indication sur la <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Sonie\">Sonie<\/a> d\u2019une musique enregistr\u00e9e, ils r\u00e9v\u00e8lent juste une repr\u00e9sentation de la continuit\u00e9 possible et r\u00e9elle du signal analogique lors de la lecture du fichier. Cependant il arrive que le niveau analogique se traduisant entre deux \u00e9chantillons successifs, puisse d\u00e9passer la valeur num\u00e9rique maximale (le <a href=\"#FullScale\">Full Scale<\/a>).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8d99ac9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8d99ac9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3bbe82c\" data-id=\"3bbe82c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9544249 elementor-widget elementor-widget-spacer\" data-id=\"9544249\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0fe8098 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0fe8098\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c474a57\" data-id=\"c474a57\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a3ce874 elementor-widget elementor-widget-heading\" data-id=\"a3ce874\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">La surcharge du DAC<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d950548 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d950548\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bf6540f\" data-id=\"bf6540f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-27b9cb7 elementor-widget elementor-widget-text-editor\" data-id=\"27b9cb7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cette notion de True Peak est importante \u00e0 comprendre car elle peut engendrer de mauvaises cons\u00e9quences au moment la lecture de la musique quand celle-ci provient d\u2019un format num\u00e9rique. Aujourd\u2019hui avant d\u2019envoyer les Masters sur le march\u00e9, les valeurs True Peak sont \u00e9valu\u00e9es et parfois contr\u00f4l\u00e9es par les ing\u00e9s-son des studios qui r\u00e9alisent le <a href=\"https:\/\/kevork-mastering.com\/fr_fr\/foire-aux-questions\/\" target=\"_blank\" rel=\"noopener\">Mastering<\/a> du projet musical. Au moment de finaliser les derniers traitements num\u00e9riques du signal sur la musique qu\u2019on leur confie (les <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Mixage_audio\" target=\"_blank\" rel=\"noopener\">mixages<\/a>) les ing\u00e9s-son Mastering sont capables d\u2019ajuster correctement ces niveaux de transition \u00ab num\u00e9rique vers analogique \u00bb afin d\u2019\u00e9viter toute forme de distorsion audible qui pourrait apparaitre \u00e0 travers les syst\u00e8mes de lecture des utilisateurs.<\/p><p>Dans n\u2019importe quel fichier audio dans lequel une musique est enregistr\u00e9, tous les \u00e9chantillons du signal sont l\u00e9gitimes car ils demeurent in facto d\u00e9finis dans la zone des valeurs de l\u2019\u00e9chelle num\u00e9rique. Ils r\u00e9sident dans la partie positive du signal ainsi que dans la partie n\u00e9gative du signal, donc en dessous du 0dB <a href=\"#FullScale\">Full Scale<\/a> des deux c\u00f4t\u00e9s de la Forme d\u2019Onde (waveform),<em> Cf Figure 2:<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3dfa78e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3dfa78e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a310bdb\" data-id=\"a310bdb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2d0b5cf elementor-widget elementor-widget-image\" data-id=\"2d0b5cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1030\" height=\"447\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Fig2-explications-canaux-G-D-et-OdBFS-1030x447.webp\" class=\"attachment-large size-large wp-image-3853\" alt=\"Waveform L R + - &amp; 0dBFS\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Fig2-explications-canaux-G-D-et-OdBFS-1030x447.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Fig2-explications-canaux-G-D-et-OdBFS-300x130.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Fig2-explications-canaux-G-D-et-OdBFS-768x334.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Fig2-explications-canaux-G-D-et-OdBFS-18x8.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Fig2-explications-canaux-G-D-et-OdBFS.webp 1121w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-54df003 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"54df003\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e1f4183\" data-id=\"e1f4183\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6f5034a elementor-widget elementor-widget-text-editor\" data-id=\"6f5034a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><b>Figure 2 : <\/b><\/em>repr\u00e9sentation st\u00e9r\u00e9o de deux formes d&rsquo;onde num\u00e9ris\u00e9es, correspondant aux canaux gauche et droit.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-39c2bc4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"39c2bc4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ea08b40\" data-id=\"ea08b40\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d37a617 elementor-widget elementor-widget-spacer\" data-id=\"d37a617\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-70ccaf9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"70ccaf9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ad7271a\" data-id=\"ad7271a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d73b16b elementor-widget elementor-widget-text-editor\" data-id=\"d73b16b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Afin d&rsquo;\u00eatre entendu au moyen de transducteurs (hauts parleurs ou casques), tout signal audionum\u00e9rique subit une conversion \u00ab\u00a0num\u00e9rique vers analogique\u00a0\u00bb au moment de la lecture. Le circuit \u00e9lectronique complexe qui est responsable de ce passage de domaine se nomme un <a href=\"https:\/\/www.qobuz.com\/fr-fr\/magazine\/story\/Hi-Fi\/Pratique\/Qu-est-ce-qu-un-DAC-Digital-Analog185147\/\" target=\"_blank\" rel=\"noopener\">DAC<\/a> (Digital to Analog Converter) en fran\u00e7ais <a href=\"https:\/\/www.qobuz.com\/fr-fr\/magazine\/story\/Hi-Fi\/Pratique\/Qu-est-ce-qu-un-DAC-Digital-Analog185147\/\" target=\"_blank\" rel=\"noopener\">CNA<\/a> (Convertisseur Num\u00e9rique vers Analogique). Le r\u00f4le d&rsquo;un DAC est de transformer les valeurs discr\u00e8tes des \u00e9chantillons en un courant \u00e9lectrique continu. Lequel, plus loin dans la cha\u00eene est amplifi\u00e9 avant d&rsquo;\u00eatre transmis \u00e0 un syst\u00e8me de Haut-Parleurs. Les transducteurs transforment le courant \u00e9lectrique en \u00e9nergie m\u00e9canique, ce qui explique le mouvement de la membrane du Haut Parleur et donc la perception du Son <em>(Figure 3)<\/em>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e46928d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e46928d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a4a3f27\" data-id=\"a4a3f27\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f00e95c elementor-widget elementor-widget-image\" data-id=\"f00e95c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"516\" height=\"841\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/DAC_preamp-amp-hps_FRA.webp\" class=\"attachment-large size-large wp-image-6157\" alt=\"Signal LPCM converti dans le DAC\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/DAC_preamp-amp-hps_FRA.webp 516w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/DAC_preamp-amp-hps_FRA-184x300.webp 184w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/DAC_preamp-amp-hps_FRA-7x12.webp 7w\" sizes=\"(max-width: 516px) 100vw, 516px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a376f21 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a376f21\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c8571f0\" data-id=\"c8571f0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-902c0bf elementor-widget elementor-widget-text-editor\" data-id=\"902c0bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><b>Figure 3 :<\/b> Le signal audionum\u00e9rique LPCM est envoy\u00e9 sur le DAC pour \u00eatre converti en signal \u00e9lectrique analogique qui par d\u00e9finition forme un signal continu. Ce signal est ensuite amplifi\u00e9 pour \u00eatre transmis jusqu&rsquo;aux Haut-Parleurs.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9c96639 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9c96639\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bce6fe3\" data-id=\"bce6fe3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-471ed09 elementor-widget elementor-widget-spacer\" data-id=\"471ed09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5366bb0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5366bb0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2b6d2cd\" data-id=\"2b6d2cd\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-56d9acd elementor-widget elementor-widget-text-editor\" data-id=\"56d9acd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Au sein du DAC, si la repr\u00e9sentation analogique d\u00e9passe le niveau correspondant au maximum num\u00e9rique (0dBFS) \u00e0 gauche ou \u00e0 droite dans une partie positive ou n\u00e9gative du signal, le DAC se voit charg\u00e9 de reproduire un niveau analogique dont l\u2019\u00e9quivalent num\u00e9rique n\u2019existe pas. Par cons\u00e9quent le convertisseur DAC \u00e9cr\u00eate (clippe) \u00e0 cet endroit. En effet,\u00a0 une forme de distorsion ponctuelle se cr\u00e9e: les valeurs de tous les \u00e9chantillons sont traduites selon les capacit\u00e9s et les performances du DAC, mais le signal analogique g\u00e9n\u00e9r\u00e9 pr\u00e9sente forc\u00e9ment des erreurs de conversion \u00e0 cause des valeurs True Peaks franchissant la limite num\u00e9rique. Habituellement cette distorsion n\u2019est pas intentionnelle. Elle ne fait, en principe, aucunement partie des souhaits de l\u2019artiste, du producteur, ou du technicien en charge de produire le Master.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d45370d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d45370d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0da2e69\" data-id=\"0da2e69\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cd39fbc elementor-widget elementor-widget-text-editor\" data-id=\"cd39fbc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>D\u2019o\u00f9, en th\u00e9orie, l\u2019importance de cr\u00e9er des Masters atteignant des niveaux True Peak contr\u00f4l\u00e9s afin que les DACs puissent traduire des niveaux continus sans introduire ce genre de distorsion.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-85ce7c5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"85ce7c5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0d781a3\" data-id=\"0d781a3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-378f4a6 elementor-widget elementor-widget-spacer\" data-id=\"378f4a6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5847418 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5847418\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9cc2578\" data-id=\"9cc2578\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5be1c7f elementor-widget elementor-widget-heading\" data-id=\"5be1c7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Des diff\u00e9rences importantes entre les DAC du march\u00e9<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-eb03868 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eb03868\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ba72f8c\" data-id=\"ba72f8c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e890cc7 elementor-widget elementor-widget-text-editor\" data-id=\"e890cc7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1228\" data-end=\"1546\">Tous les DAC ne r\u00e9agissent pas de la m\u00eame mani\u00e8re face \u00e0 ce ph\u00e9nom\u00e8ne quand les valeurs True Peak d\u00e9passent l&rsquo;\u00e9quivalent du maximum num\u00e9rique. Leur \u00ab\u00a0design\u00a0\u00bb\u00a0 interne peut \u00e9norm\u00e9ment varier d&rsquo;un mod\u00e8le \u00e0 un autre.<\/p><p data-start=\"1228\" data-end=\"1546\">Les mod\u00e8les d\u2019entr\u00e9e de gamme disposent toujours de moins de marge interne (headroom) et de filtres de reconstruction moins performants. Ils sont donc plus susceptibles de produire une distorsion audible lorsque des valeurs True Peak sont trop \u00e9lev\u00e9es.<\/p><p data-start=\"1548\" data-end=\"1866\">\u00c0 l\u2019inverse, les convertisseurs professionnels ou audiophiles int\u00e8grent des architectures de conversion plus \u00e9labor\u00e9es, bas\u00e9es sur un autre langage audionum\u00e9rique que le LPCM: le DSD (Direct Stream Digital). Ce syst\u00e8me est bas\u00e9 sur des modulateurs Delta-Sigma et dispose d\u2019une meilleure gestion de la dynamique interne du signal. En DSD, la surcharge des True Peak devient inexistante. La norme DSD a \u00e9t\u00e9 introduite au public en 1999 avec le lancement du <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Super_Audio_CD\" target=\"_blank\" rel=\"noopener\">Super Audio CD<\/a> (SACD).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d68b207 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d68b207\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-dc00982\" data-id=\"dc00982\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-64dd49c elementor-widget elementor-widget-image\" data-id=\"64dd49c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"162\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/SACD-Logo-colored-smalled-300x162.webp\" class=\"attachment-medium size-medium wp-image-6031\" alt=\"Super Audio CD Logo (SACD logo)\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/SACD-Logo-colored-smalled-300x162.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/SACD-Logo-colored-smalled-18x10.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/SACD-Logo-colored-smalled.webp 373w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ba7559a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ba7559a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9790954\" data-id=\"9790954\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-95ecb02 elementor-widget elementor-widget-text-editor\" data-id=\"95ecb02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Le SACD:<\/strong> contrairement au codage LPCM qui d\u00e9finit l&rsquo;audionum\u00e9rique dans le Monde entier et dans toutes les applications depuis la sortie du Cd-Audio en 1982, le SACD cr\u00e9\u00e9 en 1999 fonctionne avec un tout autre langage audionum\u00e9rique: le DSD.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9220fff elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9220fff\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-092ffd3\" data-id=\"092ffd3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-44d7552 elementor-widget elementor-widget-spacer\" data-id=\"44d7552\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ad4f306 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ad4f306\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2134207\" data-id=\"2134207\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b26183c elementor-widget elementor-widget-image\" data-id=\"b26183c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"162\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DSD-Logo-300x162.webp\" class=\"attachment-medium size-medium wp-image-6036\" alt=\"DSD_Direct Stream Digital_Logo\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DSD-Logo-300x162.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DSD-Logo-18x10.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DSD-Logo.webp 373w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-729e1d0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"729e1d0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5d4a40f\" data-id=\"5d4a40f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fbc8afd elementor-widget elementor-widget-text-editor\" data-id=\"fbc8afd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Le DSD dans les DACs haut de gamme:<\/strong> on retrouve cette forme de codage dans les convertisseurs DAC modernes les plus performants. La technologie DSD est enti\u00e8rement indiff\u00e9rente \u00e0 la notion de True Peak en partie gr\u00e2ce au processus interne \u00ab\u00a0Delta Sigma\u00a0\u00bb, une technologie particuli\u00e8re de calcul des \u00e9chantillons lors de l&rsquo;encodage de l&rsquo;information LPCM entrant dans le DAC.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8a057ae elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8a057ae\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-78ae024\" data-id=\"78ae024\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c93031c elementor-widget elementor-widget-spacer\" data-id=\"c93031c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8bbac62 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8bbac62\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-976d5be\" data-id=\"976d5be\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f8640d0 elementor-widget elementor-widget-text-editor\" data-id=\"f8640d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Tous les DAC ne se valent jamais car leur conception \u00e9lectronique peut demeurer tr\u00e8s diff\u00e9rente d&rsquo;un mod\u00e8le \u00e0 un autre. Les meilleurs convertisseurs du March\u00e9 sont construits avec des composants de qualit\u00e9 optimale, donc plus chers. Lesquels sont \u00e9galement tri\u00e9s sur place avant d&rsquo;\u00eatre s\u00e9lectionn\u00e9s puis soud\u00e9s. Pour \u00e9laborer un DAC afin de l&rsquo;introduire sur le march\u00e9 il existe plusieurs m\u00e9thodes: elles sont li\u00e9es aux diff\u00e9rentes technologies disponibles, aux astuces d&rsquo;ing\u00e9nierie et \u00e9galement au co\u00fbt des composants.<\/p><p>Pour repr\u00e9senter <a href=\"#Lemarch\u00e9desDAC\" target=\"_blank\" rel=\"noopener\">une id\u00e9e du march\u00e9<\/a> dans le domaine de la Hi-Fi j&rsquo;ai dress\u00e9 une liste non exhaustive en parcourant les sites d&rsquo;achat. On trouve des DACs externes \u00e0 15\u20ac comme 1er prix <strong>(a)<\/strong>. Fort heureusement il existe des DACs plus \u00e9labor\u00e9s valant quelques centaines d&rsquo;euros (exemple \u00e0 moins de 200\u20ac <strong>(b)<\/strong>. Les prix peuvent grimper jusqu&rsquo;\u00e0 plusieurs milliers d&rsquo;euros <strong>(c et d)<\/strong>, pour donc cette \u00ab\u00a0seule\u00a0\u00bb fonction de pouvoir convertir \u00e0 la vol\u00e9e deux signaux audionum\u00e9riques (gauche et droite) en deux signaux analogiques correspondants.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ea78775 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ea78775\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0fd0879\" data-id=\"0fd0879\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7dadc30 elementor-widget elementor-widget-image\" data-id=\"7dadc30\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"199\" height=\"142\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Jade-Audio-JA11-b.png\" class=\"attachment-medium size-medium wp-image-4474\" alt=\"DAC Jade Audio JA11\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Jade-Audio-JA11-b.png 199w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Jade-Audio-JA11-b-18x12.png 18w\" sizes=\"(max-width: 199px) 100vw, 199px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-ca44fd6\" data-id=\"ca44fd6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d1a2a59 elementor-widget elementor-widget-image\" data-id=\"d1a2a59\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"172\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Topping-DX3Pro-300x172.png\" class=\"attachment-medium size-medium wp-image-4472\" alt=\"DAC Topping Audio DX3Pro+\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Topping-DX3Pro-300x172.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Topping-DX3Pro-18x10.png 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Topping-DX3Pro.png 577w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9c36801 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9c36801\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-28cbbd0\" data-id=\"28cbbd0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b105c80 elementor-widget elementor-widget-text-editor\" data-id=\"b105c80\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>a.<\/strong> DAC portable d&rsquo;entr\u00e9e de gamme, Jade Audio JA11, source <a href=\"https:\/\/www.son-video.com\/article\/haute-fidelite-streaming-et-reseau-dac-audio-portables\/jadeaudio\/ja11-noir\" target=\"_blank\" rel=\"noopener\">Son-Video.com<\/a><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-a4d24c7\" data-id=\"a4d24c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-832e312 elementor-widget elementor-widget-text-editor\" data-id=\"832e312\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>b.<\/strong> DAC standard Topping Audio DX3Pro+, source <a href=\"https:\/\/www.toppingaudio.com\/product-item\/dx3-pro\" target=\"_blank\" rel=\"noopener\">Topping Audio<\/a><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-11f4bbf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"11f4bbf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b15ca63\" data-id=\"b15ca63\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3affe73 elementor-widget elementor-widget-image\" data-id=\"3affe73\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"737\" height=\"228\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/DAC300.png\" class=\"attachment-large size-large wp-image-4469\" alt=\"DAC Atoll DAC300\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/DAC300.png 737w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/DAC300-300x93.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/DAC300-18x6.png 18w\" sizes=\"(max-width: 737px) 100vw, 737px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-c65d329\" data-id=\"c65d329\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a41d62b elementor-widget elementor-widget-image\" data-id=\"a41d62b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"643\" height=\"295\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Mcintosh-MDA200.png\" class=\"attachment-large size-large wp-image-4470\" alt=\"DAC Mcintosh MDA200\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Mcintosh-MDA200.png 643w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Mcintosh-MDA200-300x138.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/DAC-Mcintosh-MDA200-18x8.png 18w\" sizes=\"(max-width: 643px) 100vw, 643px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b7cf39b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b7cf39b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-210ec28\" data-id=\"210ec28\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4b05bc3 elementor-widget elementor-widget-text-editor\" data-id=\"4b05bc3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>c.<\/strong> DAC audiophile Atoll DAC300, source <a href=\"https:\/\/www.cta-hifi.com\/dacs\/2619-atoll-dac-300.html?srsltid=AfmBOoreWToPUDcsCyZ0SflcfXF-TOzRmVXLcmYehk3Uv7F2N5UpqtqC\" target=\"_blank\" rel=\"noopener\">cta-hifi.com<\/a><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-e767c9b\" data-id=\"e767c9b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-32c7c75 elementor-widget elementor-widget-text-editor\" data-id=\"32c7c75\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>d.<\/strong> DAC Haut de gamme McIntosh MDA200, source <a href=\"https:\/\/www.elecson.com\/6461-mcintosh-mda200.html\" target=\"_blank\" rel=\"noopener\">Elecson<\/a><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6851a91 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6851a91\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b8941ae\" data-id=\"b8941ae\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4ebef8f elementor-widget elementor-widget-spacer\" data-id=\"4ebef8f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-715ce2a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"715ce2a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-03fda68\" data-id=\"03fda68\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a4435ec elementor-widget elementor-widget-text-editor\" data-id=\"a4435ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il en va de soi de comprendre que la qualit\u00e9 de la reproduction d&rsquo;un signal num\u00e9rique est absolument tributaire de la qualit\u00e9 du DAC utilis\u00e9, au m\u00eame titre que la qualit\u00e9 de l&rsquo;amplificateur et de la paire d&rsquo;enceintes utilis\u00e9e. Le DAC est un \u00e9l\u00e9ment important et g\u00e9n\u00e9ralement tr\u00e8s sous-estim\u00e9 du grand public. Je vous met au d\u00e9fi de r\u00e9aliser des comparaisons, si un jour vous en avez l&rsquo;occasion.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-27fbc6b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"27fbc6b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3d9fb49\" data-id=\"3d9fb49\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-326f2b2 elementor-widget elementor-widget-text-editor\" data-id=\"326f2b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour r\u00e9sumer, pendant la lecture des fichiers audionum\u00e9riques, la gestion des True Peaks se r\u00e9alise uniquement au sein d&rsquo;un DAC. La qualit\u00e9 de ce dernier est d\u00e9terminante dans sa capacit\u00e9 \u00e0 g\u00e9rer les valeurs True Peaks quand ces derniers d\u00e9passent la valeur maximale de l&rsquo;\u00e9chelle num\u00e9rique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cdb1eac elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cdb1eac\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7281b45\" data-id=\"7281b45\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e211ed0 elementor-widget elementor-widget-spacer\" data-id=\"e211ed0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5853cf8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5853cf8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-69d1f6d\" data-id=\"69d1f6d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1a8f3e6 elementor-widget elementor-widget-heading\" data-id=\"1a8f3e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Les codecs Lossy<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-84cf25a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"84cf25a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0db2110\" data-id=\"0db2110\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c34ab17 elementor-widget elementor-widget-text-editor\" data-id=\"c34ab17\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>D&rsquo;une mani\u00e8re g\u00e9n\u00e9rale un codec audio est un dispositif algorithmique qui fonctionne en deux parties: l&rsquo;encodeur et le d\u00e9codeur. Dans ce Blog nous ne nous int\u00e9resseront uniquement aux codecs dits \u00ab\u00a0Lossy\u00a0\u00bb. C&rsquo;est \u00e0 dire ceux qui g\u00e9n\u00e8rent une perte d&rsquo;information audible au moment de l&rsquo;encodage, en \u00e9change d&rsquo;un poids num\u00e9rique du quelques m\u00e9gaoctets seulement. En effet comme les autres Codecs dits \u00ab\u00a0Lossless\u00a0\u00bb pr\u00e9sentent le m\u00eame signal qu&rsquo;au d\u00e9part apr\u00e8s d\u00e9compression, les valeurs True Peak demeurent inchang\u00e9es. Par cons\u00e9quent ici il n&rsquo;y a aucun int\u00e9r\u00eat de s&rsquo;int\u00e9resser aux proc\u00e9d\u00e9s Lossless.<\/p><p>On transforme donc le signal du Master de d\u00e9part, cod\u00e9 en LPCM, vers un signal d&rsquo;arriv\u00e9e par compression de donn\u00e9es \u00ab\u00a0avec Perte\u00a0\u00bb. C&rsquo;est le principe de l&rsquo;encodage. Les fichiers LPCM provenant des studios de Mastering (extensions .wav, .aiff) peuvent \u00e0 tout moment \u00eatre encod\u00e9s vers des fichiers de formats diff\u00e9rents pour all\u00e9ger leur poids, comme dans le cas du mp3, de l&rsquo;AAC, de l&rsquo;Ogg Vorbis ou du WMA&#8230; Le nouveau fichier est ainsi stock\u00e9 <strong><em>(Figure 4)<\/em><\/strong>. Ce n&rsquo;est qu&rsquo;au moment de la lecture que le d\u00e9codeur d\u00e9compresse le petit fichier afin d&rsquo;\u00eatre traduit sur un syst\u00e8me d&rsquo;\u00e9coute, notamment \u00e0 travers le DAC <strong><em>(Figure 5)<\/em><\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b4d1f67 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b4d1f67\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f8b6e47\" data-id=\"f8b6e47\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bf35b7f elementor-widget elementor-widget-image\" data-id=\"bf35b7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"883\" height=\"764\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/LPCM-to-Lossy_FRA.webp\" class=\"attachment-large size-large wp-image-6169\" alt=\"Encodage LPCM vers fichier compress\u00e9 &quot;avec pertes&quot;.\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/LPCM-to-Lossy_FRA.webp 883w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/LPCM-to-Lossy_FRA-300x260.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/LPCM-to-Lossy_FRA-768x664.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/LPCM-to-Lossy_FRA-14x12.webp 14w\" sizes=\"(max-width: 883px) 100vw, 883px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4b06b22 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4b06b22\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ad678ca\" data-id=\"ad678ca\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-155d98c elementor-widget elementor-widget-text-editor\" data-id=\"155d98c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 4 : Cr\u00e9ation d\u2019un fichier Lossy \u00e0 partir d\u2019un fichier Master (LPCM).<\/strong> Le terme \u00ab Lossy \u00bb d\u00e9signe un format qui subit une perte d\u2019informations audibles par rapport au format brut LPCM du Master. La partie \u00ab encodeur \u00bb de l\u2019algorithme permet d\u2019obtenir ce fichier \u00ab compress\u00e9 \u00bb. Le fichier Master a subi une \u00ab compression de donn\u00e9es \u00bb. Le fichier ainsi cr\u00e9\u00e9 pr\u00e9sente comme seul avantage d\u2019\u00eatre r\u00e9duit en poids, l\u2019inconv\u00e9nient r\u00e9side sur le fait qu\u2019il perd ses qualit\u00e9s sonores puisqu\u2019il subit une perte de donn\u00e9es audibles. Pendant l\u2019encodage, plus le d\u00e9bit binaire appliqu\u00e9 est \u00e9lev\u00e9 (bitrate), plus il subit de dommages. Notez que les formats Lossy ne peuvent jamais \u00eatre repr\u00e9sent\u00e9s \u00e0 l\u2019inverse du format LPCM.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d7b2767 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d7b2767\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-549fa12\" data-id=\"549fa12\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fffb239 elementor-widget elementor-widget-spacer\" data-id=\"fffb239\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8a27381 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8a27381\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9b95eaf\" data-id=\"9b95eaf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8de04f4 elementor-widget elementor-widget-image\" data-id=\"8de04f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"842\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Lossy-to-LPCM_FRA.webp\" class=\"attachment-large size-large wp-image-6170\" alt=\"Le fichier Lossy est d\u00e9cod\u00e9 en fichier LPCM.\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Lossy-to-LPCM_FRA.webp 694w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Lossy-to-LPCM_FRA-247x300.webp 247w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Lossy-to-LPCM_FRA-10x12.webp 10w\" sizes=\"(max-width: 694px) 100vw, 694px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-84a8c09 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"84a8c09\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-96766a9\" data-id=\"96766a9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-761dccc elementor-widget elementor-widget-text-editor\" data-id=\"761dccc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 5 : Lecture du fichier Lossy<\/strong>. Au moment de la lecture du fichier compress\u00e9, le \u00ab\u00a0D\u00e9codeur\u00a0\u00bb permet de cr\u00e9er de nouveaux \u00e9chantillons de nouveau en LPCM, seul langage que les DAC peuvent interpr\u00e9ter en signal continu. Le fichier Lossy est donc d\u00e9compress\u00e9 avec ses propres pertes g\u00e9n\u00e9r\u00e9es pendant l\u2019encodage. Notez qu\u2019une fois le fichier d\u00e9grad\u00e9, il n\u2019est plus possible de retrouver le fichier LPCM de d\u00e9part car l\u2019encodage Lossy est un processus irr\u00e9versible. Notez que dans cette repr\u00e9sentation r\u00e9elle du fichier LPCM reconstruit (l\u2019exemple sera \u00e9tudi\u00e9 plus loin dans l\u2019article), un des \u00e9chantillons n\u2019a pas pu \u00eatre cr\u00e9\u00e9 dans la zone de l\u2019\u00e9chelle commune. Cet \u00e9chantillon n\u2019existe donc pas, la reconstruction continue laisse donc place \u00e0 un True Peak de valeur importante. Ce qui confirme, comme nous allons le voir plus loin, la mauvaise gestion des True Peak lors du d\u00e9codage des formats Lossy.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ca91e9a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ca91e9a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-609fe7c\" data-id=\"609fe7c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f47942e elementor-widget elementor-widget-spacer\" data-id=\"f47942e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2597754 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2597754\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-21e40f1\" data-id=\"21e40f1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cc976b3 elementor-widget elementor-widget-heading\" data-id=\"cc976b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">L'encodage Lossy<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7cf5710 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7cf5710\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-729f182\" data-id=\"729f182\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d087996 elementor-widget elementor-widget-text-editor\" data-id=\"d087996\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Lors d\u2019une conversion <a href=\"#Lossy\">Lossy<\/a> d\u2019un format <a href=\"#LPCM\">LPCM<\/a> vers un format \u00ab avec perte \u00bb (comme par exemple le <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Advanced_Audio_Coding\" target=\"_blank\" rel=\"noopener\">mp3<\/a>, l&rsquo;<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Advanced_Audio_Coding\" target=\"_blank\" rel=\"noopener\">AAC<\/a>, l&rsquo;<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Ogg\" target=\"_blank\" rel=\"noopener\">Ogg Vorbis<\/a>&#8230;) des niveaux trop forts du signal peuvent surcharger les encodeurs <strong>(<em>Figure 6)<\/em><\/strong>. En effet, les encodeurs Lossy ont besoin de \u00abmarge\u00bb (headroom) afin de convertir correctement les donn\u00e9es. Quand le signal est trop fort \u00e0 l&rsquo;entr\u00e9e de l\u2019encodeur, celui-ci sature cr\u00e9ant une distorsion propre qui se m\u00e9lange au reste du signal. Ce qu\u2019il convient donc d&rsquo;\u00e9viter si tel n&rsquo;est pas le but du producteur, artiste ou ing\u00e9nieur du son au moment du Mastering.<\/p><p>Attention cependant, ces niveaux appliqu\u00e9s \u00e0 l&rsquo;entr\u00e9e de l&rsquo;encodeur repr\u00e9sentent des niveaux d&rsquo;\u00e9chantillons (Sample Peak levels) et non des niveaux True Peaks puisque l&rsquo;op\u00e9ration d&rsquo;encodage r\u00e9side enti\u00e8rement dans le domaine num\u00e9rique.<\/p><p>En studio de Mastering il s&rsquo;agit de trouver la meilleure solution \u00ab\u00a0de niveau global et final\u00a0\u00bb pour \u00e9viter d&rsquo;engendrer ce type de distorsion caus\u00e9 par les niveaux les plus hauts du signal.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-189bf2c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"189bf2c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d19281\" data-id=\"2d19281\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a00ce7 elementor-widget elementor-widget-image\" data-id=\"7a00ce7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"814\" height=\"601\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Saturation-entree-encodeur_FRA.webp\" class=\"attachment-large size-large wp-image-6178\" alt=\"Saturation \u00e0 l&#039;entr\u00e9e de l&#039;encodeur Lossy\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Saturation-entree-encodeur_FRA.webp 814w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Saturation-entree-encodeur_FRA-300x221.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Saturation-entree-encodeur_FRA-768x567.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2025\/12\/Saturation-entree-encodeur_FRA-16x12.webp 16w\" sizes=\"(max-width: 814px) 100vw, 814px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-417401b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"417401b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e0014ec\" data-id=\"e0014ec\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6de00e8 elementor-widget elementor-widget-text-editor\" data-id=\"6de00e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 6 :<\/strong> Encodage .wav vers un format <a href=\"#Lossy\">Lossy<\/a>. Si le niveau du signal d&rsquo;entr\u00e9e est trop fort, l&rsquo;\u00e9tage d&rsquo;entr\u00e9e de l&rsquo;encodeur sature et laisse appara\u00eetre une forme de distorsion qui se rajoute au reste du signal encod\u00e9.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5730872 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5730872\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-67538e7\" data-id=\"67538e7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eabd3eb elementor-widget elementor-widget-spacer\" data-id=\"eabd3eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-60b8c84 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"60b8c84\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2bf4aa0\" data-id=\"2bf4aa0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-69d2ce9 elementor-widget elementor-widget-heading\" data-id=\"69d2ce9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Le d\u00e9codage Lossy<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9808626 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9808626\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-961e605\" data-id=\"961e605\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-89dcb92 elementor-widget elementor-widget-text-editor\" data-id=\"89dcb92\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Une fois les Masters compress\u00e9s dans leurs formes \u00ab\u00a0Lossy\u00a0\u00bb, il faut donc aussi s&rsquo;assurer que les nouveaux \u00e9chantillons cr\u00e9\u00e9s via le nouveau format n&rsquo;engendrent pas de niveaux True Peaks provoquant du Clipping au moment de la lecture \u00e0 travers le DAC utilis\u00e9. Car en effet, si le signal est modifi\u00e9 \u00e0 cause du caract\u00e8re destructeur de l&rsquo;encodeur Lossy, les \u00e9chantillons du signal changent obligatoirement de valeurs au sein de l&rsquo;\u00e9chelle num\u00e9rique. Ces nouvelles valeurs peuvent tout \u00e0 fait induire des niveaux True Peaks. <strong><em>(Figures 7a, 7b, 7c, et 7d).<\/em><\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cdd71cf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cdd71cf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0ddfd29\" data-id=\"0ddfd29\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-be2a194 elementor-widget elementor-widget-image\" data-id=\"be2a194\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"608\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Original-LPCM-1030x608.webp\" class=\"attachment-large size-large wp-image-5935\" alt=\"Original LPCM 1644 before Lossy Encoding (Ogg Vorbis)\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Original-LPCM-1030x608.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Original-LPCM-300x177.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Original-LPCM-768x454.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Original-LPCM-18x12.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Original-LPCM.webp 1451w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7e13abc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7e13abc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-68e5807\" data-id=\"68e5807\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-20b4cf3 elementor-widget elementor-widget-text-editor\" data-id=\"20b4cf3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 7a:<\/strong> Sur RX (iZotope), repr\u00e9sentation d&rsquo;une partie d&rsquo;un fichier audio LPCM issu d&rsquo;un CD-Audio (Michel Jonasz, Joueurs de Blues, r\u00e9gion zoom\u00e9e autour de 2min 17sec 908).<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b6f2f9b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b6f2f9b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fa612e6\" data-id=\"fa612e6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b225651 elementor-widget elementor-widget-spacer\" data-id=\"b225651\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-18c14c9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"18c14c9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-213cafe\" data-id=\"213cafe\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cfa499e elementor-widget elementor-widget-image\" data-id=\"cfa499e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"605\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-64kbps_-1.02dBTP-Right-Channel-v2-1030x605.webp\" class=\"attachment-large size-large wp-image-5936\" alt=\"LPCM 3244 after Lossy Encoding (Ogg Vorbis) at bitrate of 64kbps (Q=0)\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-64kbps_-1.02dBTP-Right-Channel-v2-1030x605.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-64kbps_-1.02dBTP-Right-Channel-v2-300x176.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-64kbps_-1.02dBTP-Right-Channel-v2-768x451.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-64kbps_-1.02dBTP-Right-Channel-v2-18x12.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-64kbps_-1.02dBTP-Right-Channel-v2.webp 1444w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b178efb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b178efb\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-463b317\" data-id=\"463b317\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bbfcaa9 elementor-widget elementor-widget-text-editor\" data-id=\"bbfcaa9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 7b:<\/strong> Repr\u00e9sentation de la m\u00eame partie du fichier Audio, apr\u00e8s l&rsquo;encodage Lossy du fichier d&rsquo;origine repr\u00e9sent\u00e9 plus haut, en utilisant un bitrate faible, donc un fichier tr\u00e8s compress\u00e9 (Ogg Vorbis, Bitrate=64kbps (Q=0)). Vous noterez la pr\u00e9sence d&rsquo;une valeur True Peak tr\u00e8s importante sur le canal de droite (+1.02dBTP), alors que pour la m\u00eame valeur de temps, sur le canal de gauche la nouvelle valeur de l&rsquo;\u00e9chantillon a baiss\u00e9. Cela s&rsquo;explique par la nouvelle r\u00e9partition des \u00e9chantillons au sein de l&rsquo;\u00e9chelle num\u00e9rique.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-65a07af elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"65a07af\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-49b6a0b\" data-id=\"49b6a0b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e2e0c4b elementor-widget elementor-widget-spacer\" data-id=\"e2e0c4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0b31afd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0b31afd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fb5db00\" data-id=\"fb5db00\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2dbd51b elementor-widget elementor-widget-image\" data-id=\"2dbd51b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"603\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-500kbps_-0.17dBTP-Left-0.10dBTP-Right-Channel-v2-1030x603.webp\" class=\"attachment-large size-large wp-image-5937\" alt=\"LPCM 3244 after Lossy Encoding (Ogg Vorbis) at max. bitrate of 500kbps (Q=10)\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-500kbps_-0.17dBTP-Left-0.10dBTP-Right-Channel-v2-1030x603.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-500kbps_-0.17dBTP-Left-0.10dBTP-Right-Channel-v2-300x176.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-500kbps_-0.17dBTP-Left-0.10dBTP-Right-Channel-v2-768x450.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-500kbps_-0.17dBTP-Left-0.10dBTP-Right-Channel-v2-18x12.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ogg-Vorbis-500kbps_-0.17dBTP-Left-0.10dBTP-Right-Channel-v2.webp 1443w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1dc1fc8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1dc1fc8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f89b7de\" data-id=\"f89b7de\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-852bb8c elementor-widget elementor-widget-text-editor\" data-id=\"852bb8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 7c :<\/strong> Repr\u00e9sentation de la m\u00eame partie du fichier Audio, apr\u00e8s un encodage Lossy Ogg Vorbis du fichier d&rsquo;origine, mais cette fois avec la qualit\u00e9 maximale d&rsquo;encodage (Q=10 c&rsquo;est \u00e0 dire un Bitrate=500kbps). Malgr\u00e9 la valeur tr\u00e8s \u00e9lev\u00e9e du bitrate, vous noterez tout de m\u00eame la pr\u00e9sence d&rsquo;une valeur True Peak mod\u00e9r\u00e9e sur chacun des canaux (Canal de gauche: +0.17dBTP et Canal de droite: +0.10dBTP). Ce r\u00e9sultat s&rsquo;explique comme dans le cas pr\u00e9c\u00e9dent par la nouvelle r\u00e9partition des \u00e9chantillons au sein de l&rsquo;\u00e9chelle num\u00e9rique.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d19f78e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d19f78e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3d67924\" data-id=\"3d67924\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-760435a elementor-widget elementor-widget-spacer\" data-id=\"760435a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ff9cfa0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ff9cfa0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fc571ab\" data-id=\"fc571ab\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-391f3ab elementor-widget elementor-widget-text-editor\" data-id=\"391f3ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Notez que sur la <strong>Figure 7c<\/strong> au niveau du d\u00e9passement du True Peak sur le canal de gauche, un \u00e9chantillon est manquant. En effet, en LPCM on devrait pouvoir localiser un \u00e9chantillon \u00e0 chaque pas num\u00e9rique, or ici l&rsquo;algorithme reposable du D\u00e9codage a \u00e9t\u00e9 incapable de d\u00e9terminer d&rsquo;\u00e9chantillon dans la zone de l&rsquo;\u00e9chelle num\u00e9rique, ce qui manifestement cr\u00e9e cette valeur True Peak dans la reconstruction du signal.<\/p><p>Sur la <strong>Figure 7d<\/strong>, Notez aussi que sur la repr\u00e9sentation du fichier d&rsquo;origine (Cd-Audio), les deux valeurs concern\u00e9es repr\u00e9sentent des valeurs True Peaks mais presque invisibles: Canal de gauche: +0.10dBTP et Canal de droite: +0.01dBTP.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b969ac1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b969ac1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b0b6978\" data-id=\"b0b6978\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-03808ce elementor-widget elementor-widget-image\" data-id=\"03808ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"601\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM_CD-Audio_-0.1dBTP-Left-Channel-0.01dBTP-Right-Channel-1030x601.webp\" class=\"attachment-large size-large wp-image-5938\" alt=\"Original LPCM 1644 before Lossy Encoding (Ogg Vorbis). Look at 1 TP on each channel\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM_CD-Audio_-0.1dBTP-Left-Channel-0.01dBTP-Right-Channel-1030x601.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM_CD-Audio_-0.1dBTP-Left-Channel-0.01dBTP-Right-Channel-300x175.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM_CD-Audio_-0.1dBTP-Left-Channel-0.01dBTP-Right-Channel-768x448.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM_CD-Audio_-0.1dBTP-Left-Channel-0.01dBTP-Right-Channel-18x12.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM_CD-Audio_-0.1dBTP-Left-Channel-0.01dBTP-Right-Channel.webp 1458w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-50860a2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"50860a2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-937e156\" data-id=\"937e156\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6d684b5 elementor-widget elementor-widget-text-editor\" data-id=\"6d684b5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><strong><em>Figure 7d<\/em><\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-febbc14 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"febbc14\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-80a181e\" data-id=\"80a181e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fbe8969 elementor-widget elementor-widget-spacer\" data-id=\"fbe8969\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b71958b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b71958b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-62753aa\" data-id=\"62753aa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9451c58 elementor-widget elementor-widget-text-editor\" data-id=\"9451c58\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans le morceau concern\u00e9, l&rsquo;analyse montre qu&rsquo;il y a au total 61 True Peak d\u00e9passant le maximum num\u00e9rique (15 pour le canal de gauche et 46 pour le canal de droite) <strong>(<em>Figure 7e<\/em>)<\/strong>. Ceci s&rsquo;explique par le fait qu&rsquo;\u00e0 l&rsquo;\u00e9poque de la sortie de cet album en Cd-Audio (la version pr\u00e9sent\u00e9e concerne la premi\u00e8re \u00e9dition en format CD, sortie en 1986) les ing\u00e9s-son de mastering ne se souciaient jamais des valeurs du True Peak. Comme le volume moyen \u00e9tant r\u00e9ellement bas (-15,5LUFS) et la dynamique importante, ces valeurs de True Peak n&rsquo;\u00e9taient pas g\u00eanantes. Bien au contraire, les productions actuelles dans les genres plus \u00ab\u00a0Mainstream\u00a0\u00bb sont plus sujet \u00e0 poser des probl\u00e8mes d&rsquo;interpr\u00e9tation des Trues Peak, puisque les volumes moyens sont beaucoup plus importants, compte tenu de la surcharge des DAC et aussi des surcharges de niveaux pendant les encodages Lossy.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c7a24d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c7a24d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-209c66d\" data-id=\"209c66d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-aa288d4 elementor-widget elementor-widget-image\" data-id=\"aa288d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"521\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Michel-Jonasz_Joueurs-de-Blues_Waveform-Statistics_Cd-Audio-1985-1030x521.webp\" class=\"attachment-large size-large wp-image-5939\" alt=\"Michel-Jonasz_Joueurs-de-Blues_Waveform-Statistics_Cd-Audio-1985\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Michel-Jonasz_Joueurs-de-Blues_Waveform-Statistics_Cd-Audio-1985-1030x521.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Michel-Jonasz_Joueurs-de-Blues_Waveform-Statistics_Cd-Audio-1985-300x152.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Michel-Jonasz_Joueurs-de-Blues_Waveform-Statistics_Cd-Audio-1985-768x389.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Michel-Jonasz_Joueurs-de-Blues_Waveform-Statistics_Cd-Audio-1985-18x9.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Michel-Jonasz_Joueurs-de-Blues_Waveform-Statistics_Cd-Audio-1985.webp 1442w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a1e39a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a1e39a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a488634\" data-id=\"a488634\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6e52a74 elementor-widget elementor-widget-text-editor\" data-id=\"6e52a74\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 7e:<\/strong> Repr\u00e9sentation de la forme d&rsquo;onde du morceau entier \u00ab\u00a0Joueurs de Blues\u00a0\u00bb . Album \u00ab\u00a0La nouvelle vie\u00a0\u00bb, Michel Jonasz. Album sorti en 1981 (Vinyle et Cassette Audio). La num\u00e9risation des bandes magn\u00e9tiques pour permettre la sortie de l&rsquo;album en CD-Audio a eu lieu entre 1984 et 1985. Notez la dynamique du morceau (la diff\u00e9rence entre les bas niveaux et les forts niveaux), et les valeurs True Peaks occasionnelles report\u00e9es dans l&rsquo;analyse du fichier.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4d2db28 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4d2db28\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d5df26e\" data-id=\"d5df26e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d6931e3 elementor-widget elementor-widget-spacer\" data-id=\"d6931e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ac595f1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ac595f1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c98185b\" data-id=\"c98185b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-626f444 elementor-widget elementor-widget-heading\" data-id=\"626f444\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">R\u00e9sum\u00e9 des probl\u00e8mes pos\u00e9s par le True Peak<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-812d63f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"812d63f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7d7e4b7\" data-id=\"7d7e4b7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c90af68 elementor-widget elementor-widget-text-editor\" data-id=\"c90af68\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les valeurs True Peak exc\u00e9dants le maximum num\u00e9rique pr\u00e9sentent un probl\u00e8me d&rsquo;interpr\u00e9tation lors de la lecture \u00e0 travers les DAC qui saturent, surtout si ces derniers sont de pi\u00e8tre qualit\u00e9.<\/p><p>Les True Peak pr\u00e9sentent aussi de nombreux probl\u00e8mes lors du d\u00e9codage apr\u00e8s une conversion Lossy, car les \u00e9chantillons sont enti\u00e8rement recalcul\u00e9s avec des valeurs pouvant largement d\u00e9passer les valeurs True Peak de d\u00e9part du fichier d&rsquo;origine. Ces d\u00e9passements sont tr\u00e8s li\u00e9es \u00e0 la valeur du bit rate appliqu\u00e9e pour la conversion. Ils sont aussi tr\u00e8s d\u00e9pendants du niveau des \u00e9chantillons du fichier de d\u00e9part si ceux-ci trop \u00e9lev\u00e9s.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3d6e329 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3d6e329\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0ea20ff\" data-id=\"0ea20ff\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8226847 elementor-widget elementor-widget-spacer\" data-id=\"8226847\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fa6b770 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fa6b770\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-498ec9e\" data-id=\"498ec9e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-661480f elementor-widget elementor-widget-heading\" data-id=\"661480f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La difficult\u00e9 du True Peak pour les Plateformes de Streaming<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9b0ca26 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9b0ca26\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-580d711\" data-id=\"580d711\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a33b924 elementor-widget elementor-widget-spacer\" data-id=\"a33b924\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-feacfc1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"feacfc1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-169abe3\" data-id=\"169abe3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-606e00e elementor-widget elementor-widget-heading\" data-id=\"606e00e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Les limites du Streaming<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0b0d993 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0b0d993\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a584093\" data-id=\"a584093\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-87a7865 elementor-widget elementor-widget-text-editor\" data-id=\"87a7865\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Aujourd&rsquo;hui en 2025 en moyennant un abonnement, la majorit\u00e9 des plateformes propose leur catalogue de musique en qualit\u00e9 LPCM .wav standard, minimum 16bits et 44,1kHz (qualit\u00e9 du Cd-Audio) et tr\u00e8s souvent en Haute R\u00e9solution dans le m\u00eame format livr\u00e9 par les studios de Mastering, comme par exemple en .wav 24bits et 44,1kHz, 48kHz, 96kHz, etc&#8230; Or ces plateformes, au del\u00e0 du fait qu&rsquo;elles soient capables de fournir la majorit\u00e9 de leur catalogue en Haute R\u00e9solution, fournissent aussi en parall\u00e8le un format <a href=\"#Lossy\">Lossy<\/a> a leurs abonn\u00e9s. En effet, selon les usages \u00ab\u00a0grand public\u00a0\u00bb les abonn\u00e9s doivent se contenter du format <a href=\"#Lossy\">Lossy<\/a> lors d&rsquo;un usage nomade (par exemple \u00e9coute \u00e0 travers le Smartphone) puisque ce format est moins contraignant \u00e0 lire dans les conditions limit\u00e9es en bande passante et en poids de fichier Lossy. Aussi bien s\u00fbr, la mauvaise qualit\u00e9 du format Lossy est moins identifiable \u00e0 travers des petits syst\u00e8mes d&rsquo;\u00e9coute \u00e0 cause principalement de la r\u00e9ponse fr\u00e9quentielle qu&rsquo;il renvoie.<\/p><p>Il faut bien comprendre que le Codage r\u00e9alis\u00e9 \u00e0 partir des Masters studio (couramment des fichiers .wav 24bits min @44,1kHz) n&rsquo;est jamais r\u00e9alis\u00e9 en Mastering. Les fichiers <a href=\"#Lossy\">Lossy<\/a> propos\u00e9s par les plateformes sont automatiquement encod\u00e9s par elles-m\u00eames \u00e0 partir des fichiers qu&rsquo;on leur envoie, ce qui peut poser des probl\u00e8mes de clipping r\u00e9sultant d&rsquo;une mauvaise gestion des niveaux trop forts \u00e0 l&rsquo;entr\u00e9e de l&rsquo;encodeur, et donc par cons\u00e9quent aussi des niveaux True Peak non contr\u00f4l\u00e9s.<\/p><p>Seul les professionnels du Mastering sauront finaliser des Masters dont l&rsquo;encodage et le d\u00e9codage n&rsquo;induiront pas de de distorsion audible due \u00e0 des niveaux non contr\u00f4l\u00e9s. On concr\u00e9tise ainsi des Masters \u00ab\u00a0propres\u00a0\u00bb dans lesquels ce type de distorsion ne peut se rajouter de facto aux artefacts li\u00e9s \u00e0 la perte d&rsquo;information lors du passage au format Lossy.<\/p><p>Outre les transformations \u00ab\u00a0avec perte\u00a0\u00bb qui s&rsquo;op\u00e8rent au sein m\u00eame des Plateformes de Streaming, les transformations Lossy peuvent aussi \u00eatre r\u00e9alis\u00e9es par quiconque \u00e9tant muni d&rsquo;une application le permettant. Comme par exemple quand on converti de chez soi un fichier .wav en fichier .mp3 \u00e0 l&rsquo;aide de l&rsquo;application \u00ab\u00a0Music\u00a0\u00bb (Apple) ou de l&rsquo;application tierce \u00ab\u00a0VLC\u00a0\u00bb pour Windows <strong>(Figure 8)<\/strong>. Dans ce cas le codage peut devenir de mauvaise qualit\u00e9 puisque l&rsquo;utilisateur ne peut contr\u00f4ler les niveaux \u00e0 l&rsquo;entr\u00e9e de l&rsquo;encodeur pour \u00e9viter les surcharges. Aussi, l&rsquo;utilisateur ne peut pas contr\u00f4ler les niveaux True Peak cr\u00e9\u00e9s pendant le processus du d\u00e9codage.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6f11830 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6f11830\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5f34f6f\" data-id=\"5f34f6f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ba3cc79 elementor-widget elementor-widget-image\" data-id=\"ba3cc79\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"71\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Apple-Music-Logo-300x71.webp\" class=\"attachment-medium size-medium wp-image-5949\" alt=\"Apple Music Logo\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Apple-Music-Logo-300x71.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Apple-Music-Logo-18x4.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Apple-Music-Logo.webp 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-163c8b0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"163c8b0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9d49dd8\" data-id=\"9d49dd8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-91dbbbb elementor-widget elementor-widget-image\" data-id=\"91dbbbb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"150\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/VLC-Logo-300x150.jpeg\" class=\"attachment-medium size-medium wp-image-5951\" alt=\"VLC Logo\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/VLC-Logo-300x150.jpeg 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/VLC-Logo-18x9.jpeg 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/VLC-Logo.jpeg 318w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bd2ebd7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bd2ebd7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a7c7d14\" data-id=\"a7c7d14\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c4126af elementor-widget elementor-widget-text-editor\" data-id=\"c4126af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 8 :<\/strong> L&rsquo;application \u00ab\u00a0Apple Music\u00a0\u00bb pour macOS qui a\u00a0 remplac\u00e9 iTunes en 2019, et l&rsquo;application \u00ab\u00a0VLC\u00a0\u00bb pour PC sont les programmes qui sont le plus utilis\u00e9s aujourd&rsquo;hui pour permettre aux utilisateurs d&rsquo;encoder eux-m\u00eames des fichiers audio LPCM en format Lossy.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-616ca10 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"616ca10\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9e74a31\" data-id=\"9e74a31\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e958672 elementor-widget elementor-widget-spacer\" data-id=\"e958672\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e895fe4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e895fe4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2ce9736\" data-id=\"2ce9736\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8e4ed09 elementor-widget elementor-widget-heading\" data-id=\"8e4ed09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span style=\"color: var(--the7-h2-color)\">Les Recommandations True Peak Max<\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-97aaac9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"97aaac9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-380b67f\" data-id=\"380b67f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c81ff66 elementor-widget elementor-widget-text-editor\" data-id=\"c81ff66\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour rem\u00e9dier \u00e0 ce probl\u00e8me de niveau True Peak qui s&rsquo;aggrave avec le codage et le d\u00e9codage de type \u00ab\u00a0Lossy\u00a0\u00bb, les plateformes recommandent des Masters dont les valeurs True Peak ne d\u00e9passent pas le seuil de -1dBFS <strong><em>(Cf Figure 9)<\/em><\/strong>. Il s&rsquo;agit de la m\u00eame recommandation impos\u00e9e d\u00e8s 2010 par l&rsquo;<a href=\"#EBU\">EBU<\/a> pour la branche de l&rsquo;audio \u00ab\u00a0Broadcast et Mixage TV\u00a0\u00bb (<a href=\"https:\/\/tech.ebu.ch\/docs\/r\/r128.pdf\" target=\"_blank\" rel=\"noopener\">EBU R 128<\/a>). A noter que seul Spotify <a href=\"https:\/\/support.spotify.com\/fr\/artists\/article\/loudness-normalization\/\" target=\"_blank\" rel=\"noopener\">recommande la valeur de -2dBTP<\/a> si les titres masteris\u00e9s d\u00e9passent la valeur \u00ab\u00a0Loudness Int\u00e9gr\u00e9e\u00a0\u00bb de -14LUFS.\u00a0En effet Spotify est aujourd&rsquo;hui encore une des seules plateformes de Streaming qui <a href=\"https:\/\/support.spotify.com\/fr\/artists\/article\/audio-file-formats\/\" target=\"_blank\" rel=\"noopener\">d\u00e9livre l&rsquo;audio cod\u00e9 \u00ab\u00a0avec perte\u00a0\u00bb<\/a> (format <a href=\"#Lossy\">Lossy<\/a> Ogg Vorbis au bitrate entre 160 et 320kbps selon les abonnements). Il n&rsquo;est donc pas illogique qu&rsquo;il faille rajouter une marge de s\u00e9curit\u00e9 suppl\u00e9mentaire de -1dBTP pour que leur Codec fonctionne id\u00e9alement en \u00e9vitant la cr\u00e9ation de True Peaks g\u00eanants.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-90d1160 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"90d1160\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c0e2288\" data-id=\"c0e2288\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bafcd9b elementor-widget elementor-widget-image\" data-id=\"bafcd9b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1004\" height=\"723\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Illustration-Headroom-1dB.png\" class=\"attachment-large size-large wp-image-4137\" alt=\"Headroom, marge de s\u00e9curit\u00e9, marge de man\u0153uvre\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Illustration-Headroom-1dB.png 1004w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Illustration-Headroom-1dB-300x216.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Illustration-Headroom-1dB-768x553.png 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Illustration-Headroom-1dB-18x12.png 18w\" sizes=\"(max-width: 1004px) 100vw, 1004px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f7517c8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f7517c8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-25c49c1\" data-id=\"25c49c1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8d3fc6d elementor-widget elementor-widget-text-editor\" data-id=\"8d3fc6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Figure 9 :<\/strong> Exemple d&rsquo;un master: on lit une valeur True Peak Max qui atteint -1dBTP conform\u00e9ment \u00e0 la recommandation EBU R 128. Ce qui repr\u00e9sente une marge de niveau (Headroom) de 1dB \u00e9valu\u00e9e entre les niveaux du signal \u00ab\u00a0maximum True Peak\u00a0\u00bb\u00a0 et le maximum num\u00e9rique (0dBFS). Si on devait masteriser exclusivement pour Spotify en suivant leurs recommandations, il faudrait r\u00e9duire le niveau global du Master de 1dB suppl\u00e9mentaire soit 2dB de Headroom ! &#8230;alors que si leur politique changeait en faveur d&rsquo;un catalogue en Lossless, nous ne serions pas oblig\u00e9s de r\u00e9duire ce niveau et la qualit\u00e9 des musiques seraient enfin l\u00e9gitimes.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-91468f0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"91468f0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a6f2f70\" data-id=\"a6f2f70\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c73d982 elementor-widget elementor-widget-spacer\" data-id=\"c73d982\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3dcc4c2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3dcc4c2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-deb377f\" data-id=\"deb377f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-14e6d7a elementor-widget elementor-widget-text-editor\" data-id=\"14e6d7a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>En revanche, contrairement au domaine du broadcast o\u00f9 les plafonds de niveau \u00ab\u00a0True Peak Max\u00a0\u00bb sont r\u00e9ellement appliqu\u00e9s, l\u2019industrie musicale ne repose sur aucune r\u00e8gle obligatoire. Aucun organisme ni aucune plateforme ne refusera un master au motif que son True Peak est trop \u00e9lev\u00e9. On parle donc de \u00ab recommandations \u00bb au sens strict, qui, selon les contextes ou les genres de musique, ne sont pas toujours respect\u00e9es.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b274661 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b274661\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-98b03d5\" data-id=\"98b03d5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-198e451 elementor-widget elementor-widget-spacer\" data-id=\"198e451\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-61581a4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"61581a4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-884c531\" data-id=\"884c531\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-578929a elementor-widget elementor-widget-heading\" data-id=\"578929a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le constat \"True Peak\" selon les genres <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-da5447e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"da5447e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-13867b2\" data-id=\"13867b2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bb31755 elementor-widget elementor-widget-text-editor\" data-id=\"bb31755\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Aujourd\u2019hui, certains genres musicaux sont masteris\u00e9s \u00e0 des niveaux moyens \u00e9lev\u00e9s et comp\u00e9titifs, une pratique h\u00e9rit\u00e9e de la \u00ab Guerre des Volumes \u00bb apparue au d\u00e9but des ann\u00e9es 2000. \u00c0 l\u2019inverse, d\u2019autres genres sont, depuis toujours, produits avec davantage de relief, en pr\u00e9servant la dynamique naturelle des enregistrements. La gestion des valeurs maximales de True Peak s\u2019en trouve donc directement influenc\u00e9e.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4b52809 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4b52809\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c2b67f9\" data-id=\"c2b67f9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7f1425f elementor-widget elementor-widget-spacer\" data-id=\"7f1425f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9fbaf6c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9fbaf6c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c1829c7\" data-id=\"c1829c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ec7ea92 elementor-widget-tablet__width-initial elementor-widget elementor-widget-heading\" data-id=\"ec7ea92\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Le cas des musiques dynamiques<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f5fd21 elementor-widget elementor-widget-text-editor\" data-id=\"6f5fd21\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>En revanche, notez que le contrairement au domaine du Broadcast pour lequel les niveaux maximum \u00e9tablis sont r\u00e9ellement appliqu\u00e9s, dans l\u2019Industrie de la Musique il n\u2019existe aucune r\u00e8gle ni aucune obligation. Aucun organisme ni dispositif refusera un Master si son niveau True Peak est trop \u00e9lev\u00e9. Aujourd\u2019hui dans le domaine de l&rsquo;Industrie de la musique on parle de \u00abrecommandations \u00bb au sens premier du terme. Selon les cas ces recommandations ne sont pas toujours suivies.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6703dbc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6703dbc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4ff0046\" data-id=\"4ff0046\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2960856 elementor-widget elementor-widget-text-editor\" data-id=\"2960856\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La pr\u00e9sence de valeurs \u00ab TP \u00bb occasionnelles et dont l\u2019amplitude demeure faible (par exemple : 3 ou 4 valeurs TP @+0.3dBFS dans l\u2019ensemble du morceau) ne pr\u00e9sente pas de difficult\u00e9, puisque la distorsion engendr\u00e9e durant le d\u00e9codage \/ DAC demeure soit tr\u00e8s faible, soit tr\u00e8s ponctuelle et donc dans les deux cas elle passerait inaper\u00e7ue. On peut aussi trouver des albums pour lesquels seuls 1 ou 2 titres sur un ensemble de + de 10 titres comportent quelques True Peaks qui peuvent \u00eatre g\u00eanants, donc en particulier lors de la lecture via des convertisseurs DAC tr\u00e8s courants, donc non performants.<\/p><p>Dans l&rsquo;exemple du morceau suivant de musique Classique <strong><em>(Figures 10 et 11)<\/em><\/strong> nous notons 15 valeurs True Peak sur le canal de droite. Celles-ci sont concentr\u00e9es dans une r\u00e9gion entre 2:35.569 et 2:35.584 soit dans un intervalle tr\u00e8s court de 15 centi\u00e8mes de secondes. Donc \u00e0 cet endroit et selon la qualit\u00e9 du DAC utilis\u00e9, l\u2019oreille pourrait distinguer une distorsion g\u00e9n\u00e9rale qui englobe les 15 valeurs TP \u00e0 la fois.<\/p><p>Sur cet album tr\u00e8s r\u00e9ussi de 18 titres dont provient l&rsquo;exemple \u00e9tudi\u00e9, seuls deux titres posent un probl\u00e8me True Peak d\u00e9passant le Full Scale. Ces d\u00e9passements n&rsquo;ont manifestement pas \u00e9t\u00e9 consid\u00e9r\u00e9s pendant le Mastering.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c2e9148 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c2e9148\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-97f03c8\" data-id=\"97f03c8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2a0b152 elementor-widget elementor-widget-image\" data-id=\"2a0b152\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"820\" height=\"358\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Waveform-Statistics_Musique-Classique2.webp\" class=\"attachment-large size-large wp-image-3859\" alt=\"True Peaks Waveform Classical Music\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Waveform-Statistics_Musique-Classique2.webp 820w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Waveform-Statistics_Musique-Classique2-300x131.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Waveform-Statistics_Musique-Classique2-768x335.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Waveform-Statistics_Musique-Classique2-18x8.webp 18w\" sizes=\"(max-width: 820px) 100vw, 820px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0244859 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0244859\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-38344e2\" data-id=\"38344e2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e0414b2 elementor-widget elementor-widget-image\" data-id=\"e0414b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"715\" height=\"1018\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Exemple-TP-musique-classique2.webp\" class=\"attachment-large size-large wp-image-3857\" alt=\"True Peaks Musique Classique_Exemple_Kevork Mastering\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Exemple-TP-musique-classique2.webp 715w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Exemple-TP-musique-classique2-211x300.webp 211w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Exemple-TP-musique-classique2-8x12.webp 8w\" sizes=\"(max-width: 715px) 100vw, 715px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2a275e9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2a275e9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b94f9f8\" data-id=\"b94f9f8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-220cd6d elementor-widget elementor-widget-text-editor\" data-id=\"220cd6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figures 10 et 11 :<\/strong> \u00a0Vivaldi Concerto l\u2019Inverno n.4 Allegro &#8211; Le Quattro Stagioni \u2013 Interpreti Veneziani (Cd-Audio, In Venice Sound, 2013).\u00a0<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c26d26f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c26d26f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f38b85c\" data-id=\"f38b85c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eba67ff elementor-widget elementor-widget-spacer\" data-id=\"eba67ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7559de0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7559de0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8e0eb82\" data-id=\"8e0eb82\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8f794b8 elementor-widget elementor-widget-heading\" data-id=\"8f794b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">La Guerre des Volumes comme point de d\u00e9part<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1f6aafe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1f6aafe\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f768635\" data-id=\"f768635\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dee943e elementor-widget elementor-widget-text-editor\" data-id=\"dee943e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Aujourd\u2019hui il n\u2019est pas rare que des productions musicales se masterisent sans tenir compte de ces niveaux True Peak ou bien que la pr\u00e9sence des True Peaks d\u00e9passant le 0dBFS soit encore \u00e9lev\u00e9. Le sujet de la \u00ab <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Guerre_du_volume\" target=\"_blank\" rel=\"noopener\">Guerre des Volumes<\/a> \u00bb \u00e0 son apog\u00e9e dans les ann\u00e9es 2000 est plus ancien que la mise en place des outils pour les contr\u00f4ler dans les studios. Les cons\u00e9quences de cette guerre \u00e0 l&rsquo;\u00e9poque \u00e9taient n\u00e9fastes car le ph\u00e9nom\u00e8ne poussait les studios du Monde entier \u00e0 tirer parti des technologies pour augmenter le + possible l\u2019amplitude du signal grav\u00e9 dans le fichier, et donc d\u2019engendrer des valeurs True Peak tr\u00e8s importantes <strong><em>(Figures 12, 13 et 14)<\/em><\/strong> :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-845cbd5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"845cbd5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b980393\" data-id=\"b980393\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-77dee05 elementor-widget elementor-widget-image\" data-id=\"77dee05\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1006\" height=\"334\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Red-Hot-Chili-Peppers2.webp\" class=\"attachment-large size-large wp-image-3867\" alt=\"Red Hot Chili Peppers_Parallel Universe_Tre Peaks\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Red-Hot-Chili-Peppers2.webp 1006w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Red-Hot-Chili-Peppers2-300x100.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Red-Hot-Chili-Peppers2-768x255.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Red-Hot-Chili-Peppers2-18x6.webp 18w\" sizes=\"(max-width: 1006px) 100vw, 1006px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8eb10a3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8eb10a3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aaab7fc\" data-id=\"aaab7fc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5a7c862 elementor-widget elementor-widget-text-editor\" data-id=\"5a7c862\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 12 : <\/strong>Analyse de<strong>:<\/strong> \u00ab\u00a0Parallel Universe\u00a0\u00bb des Red Hot Chili Peppers (Album \u00ab\u00a0Californication\u00a0\u00bb, Warner,1999)<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0e56760 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0e56760\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f0bc983\" data-id=\"f0bc983\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ca08a5d elementor-widget elementor-widget-spacer\" data-id=\"ca08a5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8cc3b6f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8cc3b6f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-50c1cb5\" data-id=\"50c1cb5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c7168b0 elementor-widget elementor-widget-image\" data-id=\"c7168b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"327\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Iron-Maiden.webp\" class=\"attachment-large size-large wp-image-3866\" alt=\"Iron Maiden_Ghost of the navigator\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Iron-Maiden.webp 1000w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Iron-Maiden-300x98.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Iron-Maiden-768x251.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Iron-Maiden-18x6.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e571ab9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e571ab9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-eb8a36a\" data-id=\"eb8a36a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-95644b0 elementor-widget elementor-widget-text-editor\" data-id=\"95644b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><strong><em>Figure 13 : <\/em><\/strong><em>Analyse de \u00ab\u00a0Ghost of the navigator\u00a0\u00bb de<\/em>\u00a0<em>Iron Maiden (Album \u00ab\u00a0Brave New World\u00a0\u00bb, Emi, 2000)<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-40a5884 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"40a5884\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-baed040\" data-id=\"baed040\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9054f8d elementor-widget elementor-widget-spacer\" data-id=\"9054f8d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3581a7d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3581a7d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b94758e\" data-id=\"b94758e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9a72c31 elementor-widget elementor-widget-image\" data-id=\"9a72c31\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"340\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Madonna_Let-it-will-be_2005_Statistics-Waveform-1030x340.png\" class=\"attachment-large size-large wp-image-4291\" alt=\"Madonna_Let it will be_2005_Statistics &amp; Waveform\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Madonna_Let-it-will-be_2005_Statistics-Waveform-1030x340.png 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Madonna_Let-it-will-be_2005_Statistics-Waveform-300x99.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Madonna_Let-it-will-be_2005_Statistics-Waveform-768x253.png 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Madonna_Let-it-will-be_2005_Statistics-Waveform-18x6.png 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Madonna_Let-it-will-be_2005_Statistics-Waveform.png 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-aacd928 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"aacd928\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f0d98bd\" data-id=\"f0d98bd\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fe82bed elementor-widget elementor-widget-text-editor\" data-id=\"fe82bed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Figure 14 : <\/strong>Analyse de \u00ab\u00a0Let it will be\u00a0\u00bb de Madonna (Album \u00ab\u00a0Confessions on a dance floor\u00a0\u00bb, Warner Bros, 2005)<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f38d7da elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f38d7da\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-22c01cd\" data-id=\"22c01cd\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a93af2e elementor-widget elementor-widget-spacer\" data-id=\"a93af2e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-53c6a43 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"53c6a43\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2c96b5e\" data-id=\"2c96b5e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eda7fcb elementor-widget elementor-widget-heading\" data-id=\"eda7fcb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">L'h\u00e9ritage de la Loudness War: l'Affirmation des Codes Mainstream<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-73a961c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"73a961c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e537db7\" data-id=\"e537db7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-03d07a4 elementor-widget elementor-widget-text-editor\" data-id=\"03d07a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Aujourd&rsquo;hui si la tendance depuis les 15 derni\u00e8res ann\u00e9es a \u00e9t\u00e9 de produire des musiques plus dynamiques qu&rsquo;avant, il n&rsquo;en reste pas moins que certains genres de musique persistent \u00e0 \u00eatre produit tr\u00e8s fort, m\u00eame si le \u00ab\u00a0Loudness Normalization\u00a0\u00bb perdure. Dans ce cas, ceci gr\u00e2ce \u00e0 la technologie num\u00e9rique qui s&rsquo;accroit continuellement, les valeurs du Loudness peuvent malgr\u00e9 tout et selon les artistes largement d\u00e9passer celles d&rsquo;il y a 20 ans.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-70b937d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"70b937d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0c092d7\" data-id=\"0c092d7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-01bb56f elementor-blockquote--skin-quotation elementor-widget elementor-widget-blockquote\" data-id=\"01bb56f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<blockquote class=\"elementor-blockquote\">\n\t\t\t<p class=\"elementor-blockquote__content\">\n\t\t\t\tLe principal probl\u00e8me des niveaux excessivement \u00e9lev\u00e9s n\u2019est pas le volume en lui-m\u00eame, mais la distorsion qu\u2019ils engendrent.\t\t\t<\/p>\n\t\t\t\t\t\t\t<div class=\"e-q-footer\">\n\t\t\t\t\t\t\t\t\t\t\t<cite class=\"elementor-blockquote__author\">Dave Collins, ing\u00e9-son Mastering<\/cite>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/blockquote>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99c261a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"99c261a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-13b6068\" data-id=\"13b6068\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cebf99b elementor-widget elementor-widget-text-editor\" data-id=\"cebf99b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Source : Interview dans \u00ab\u00a0Production Masters Podcast\u00a0\u00bb avec Dave Collins, 30 avril 2018, Tape Op Magazine.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b9a9e37 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b9a9e37\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b7a425f\" data-id=\"b7a425f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9d7ba52 elementor-blockquote--skin-quotation elementor-widget elementor-widget-blockquote\" data-id=\"9d7ba52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<blockquote class=\"elementor-blockquote\">\n\t\t\t<p class=\"elementor-blockquote__content\">\n\t\t\t\tLe probl\u00e8me de la guerre des volumes, c\u2019est la distorsion. Lorsque l\u2019on pousse les niveaux au-del\u00e0 de ce que le support peut supporter, la distorsion devient in\u00e9vitable.\n(\u2026) Le son \u00e9cr\u00eat\u00e9 est devenu une composante de la signature du mastering moderne \u2014 non pas parce qu\u2019il est meilleur, mais parce que les auditeurs s\u2019y sont habitu\u00e9s.\t\t\t<\/p>\n\t\t\t\t\t\t\t<div class=\"e-q-footer\">\n\t\t\t\t\t\t\t\t\t\t\t<cite class=\"elementor-blockquote__author\">Bob Katz, ing\u00e9-son Mastering<\/cite>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/blockquote>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6bef699 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6bef699\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2c76cbc\" data-id=\"2c76cbc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-44e921d elementor-widget elementor-widget-text-editor\" data-id=\"44e921d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: left;\"><em>Source : Mastering Audio: The Art and the Science, 3e \u00e9dition (Focal Press), chapitre sur la Loudness War et chapitre sur le clipping num\u00e9rique. Dans son livre l&rsquo;auteur affirme que la distorsion demeure la cause du ph\u00e9nom\u00e8ne de la Guerre des Volumes (ie des niveaux moyens trop forts). Il partage aussi le fait que les g\u00e9n\u00e9rations actuelles se sont habitu\u00e9es \u00e0 la distorsion. Ce qui expliquerait les intentions artistiques.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1d4aab4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1d4aab4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4629f7c\" data-id=\"4629f7c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-adcd3c6 elementor-widget elementor-widget-spacer\" data-id=\"adcd3c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7317251 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7317251\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3993aeb\" data-id=\"3993aeb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-07c023f elementor-widget elementor-widget-text-editor\" data-id=\"07c023f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cette Guerre des Volumes n&rsquo;est pas sans cons\u00e9quences dans le domaine de la cr\u00e9ativit\u00e9 puisque les 10 premi\u00e8res ann\u00e9es d&rsquo;influence ont fini par cr\u00e9er des codes au sein des genres. La distorsion engendr\u00e9e dans les productions sonores fait parfois bel et bien partie d&rsquo;un h\u00e9ritage artistique revendiqu\u00e9. La majorit\u00e9 des artistes \u00ab\u00a0Mainstream\u00a0\u00bb con\u00e7oivent leur musique de mani\u00e8re impactante gr\u00e2ce notamment \u00e0 l&rsquo;usage et la gestion de plusieurs formes de distorsion, dont aussi celle engendr\u00e9e par les niveaux True Peak impactant la lecture des sons. En effet, les producteurs des musiques Pop, Electro, Urbaines ou Rock persistent souvent \u00e0 dire que le Loudness doit vivre avec son temps, qu&rsquo;il doit faire partie de cet h\u00e9ritage culturel pour lequel la distorsion peut faire partie de l&rsquo;art comme forme d&rsquo;expression <strong><em>(Figure 15)<\/em><\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a1cb696 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a1cb696\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-88098f8\" data-id=\"88098f8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f85002c elementor-widget elementor-widget-image\" data-id=\"f85002c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"520\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-1030x520.webp\" class=\"attachment-large size-large wp-image-3868\" alt=\"Skrillex_Ragga Bomb_Waveform\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-1030x520.webp 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-300x151.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-768x387.webp 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-18x9.webp 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex.webp 1445w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c6eefe4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c6eefe4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-774d486\" data-id=\"774d486\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fc13c3a elementor-widget elementor-widget-image\" data-id=\"fc13c3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"378\" height=\"331\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-Waveform-Statistics2.webp\" class=\"attachment-large size-large wp-image-3870\" alt=\"Skrillex Waveform Statistics_ Kevork Mastering\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-Waveform-Statistics2.webp 378w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-Waveform-Statistics2-300x263.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Skrillex-Waveform-Statistics2-14x12.webp 14w\" sizes=\"(max-width: 378px) 100vw, 378px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a879b73 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a879b73\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-912844f\" data-id=\"912844f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3e782e3 elementor-widget elementor-widget-text-editor\" data-id=\"3e782e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><strong><em>Figure 15 :<\/em><\/strong> <em>Ragga Bomb (Artiste Skrillex, Album \u00ab\u00a0Recess\u00a0\u00bb, Owsla\/Big Beat Records, 2014). Sur cet exemple comme dans de tr\u00e8s nombreux cas en musique Pop (ou autres) on compte 56 012 True Peaks sur le seul canal de gauche, le plus \u00e9lev\u00e9 atteint +3.58dB ce qui est \u00e9norme. Dans cet exemple le choix de l&rsquo;artiste parait enti\u00e8rement intentionnel.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d3266b9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d3266b9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-84cabd6\" data-id=\"84cabd6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ed7190d elementor-widget elementor-widget-spacer\" data-id=\"ed7190d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8e86730 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8e86730\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2c83dbf\" data-id=\"2c83dbf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2bd3f90 elementor-blockquote--skin-quotation elementor-widget elementor-widget-blockquote\" data-id=\"2bd3f90\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<blockquote class=\"elementor-blockquote\">\n\t\t\t<p class=\"elementor-blockquote__content\">\n\t\t\t\tLe Clipping n\u2019est qu\u2019un son parmi d\u2019autres. Sa pertinence d\u00e9pend enti\u00e8rement du contexte musical.\t\t\t<\/p>\n\t\t\t\t\t\t\t<div class=\"e-q-footer\">\n\t\t\t\t\t\t\t\t\t\t\t<cite class=\"elementor-blockquote__author\">Dave Collins, ing\u00e9-son Mastering<\/cite>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/blockquote>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0678147 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0678147\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-15ca11e\" data-id=\"15ca11e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d85dcfd elementor-widget elementor-widget-text-editor\" data-id=\"d85dcfd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: left;\"><em>Source : Gearspace.com Q&amp;A avec Dave Collins (thread public du 17 juin 2010\u2014 ing\u00e9nieur pr\u00e9sent lui-m\u00eame).<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b6352be elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b6352be\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-807fc1c\" data-id=\"807fc1c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-75fb38e elementor-widget elementor-widget-spacer\" data-id=\"75fb38e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e88fb9f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e88fb9f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-55afe4d\" data-id=\"55afe4d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-05003c2 elementor-widget elementor-widget-text-editor\" data-id=\"05003c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Assur\u00e9ment dans certains genres la distorsion cr\u00e9\u00e9e dans les productions est parfaitement intentionnelle. La distorsion g\u00e9n\u00e9r\u00e9e par le True Peak est un exemple qui s&rsquo;additionne avec d&rsquo;autres types de distorsion qui sont cr\u00e9es avec des outils courants dans les studios: les g\u00e9n\u00e9rateurs d&rsquo;harmoniques (exciters), certains types d&rsquo;\u00e9galiseurs, les compresseurs, les limiteurs&#8230; Cette recherche sonore qui permet d&rsquo;atteindre un niveau d&rsquo;enregistrement plus fort et comp\u00e9titif peut sembler excessive, mais si elle demeure intentionnelle elle reste donc parfaitement l\u00e9gitime. Il incombe donc au(x) technicien(s) du Son de livrer une musique pour laquelle ces distorsions engendr\u00e9es sont maitris\u00e9es, valorisant ainsi le projet dans des intentions bien d\u00e9finies.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a0f2291 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a0f2291\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9c25dab\" data-id=\"9c25dab\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-99bcfb4 elementor-blockquote--skin-quotation elementor-widget elementor-widget-blockquote\" data-id=\"99bcfb4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<blockquote class=\"elementor-blockquote\">\n\t\t\t<p class=\"elementor-blockquote__content\">\n\t\t\t\tSi un artiste recherche de l\u2019intensit\u00e9, les harmoniques et la saturation peuvent parfois faire partie des moyens d\u2019y parvenir.\t\t\t<\/p>\n\t\t\t\t\t\t\t<div class=\"e-q-footer\">\n\t\t\t\t\t\t\t\t\t\t\t<cite class=\"elementor-blockquote__author\">Maor Appelbaum, ing\u00e9-son Mastering<\/cite>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/blockquote>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-642e365 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"642e365\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9209055\" data-id=\"9209055\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6b137c7 elementor-widget elementor-widget-text-editor\" data-id=\"6b137c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: left;\"><em>Source : Masterclass Maor Appelbaum \u2013 Pensado\u2019s Place (\u00e9pisode invit\u00e9).<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-017ac9f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"017ac9f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e411a62\" data-id=\"e411a62\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f475242 elementor-blockquote--skin-quotation elementor-widget elementor-widget-blockquote\" data-id=\"f475242\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<blockquote class=\"elementor-blockquote\">\n\t\t\t<p class=\"elementor-blockquote__content\">\n\t\t\t\tCertains styles doivent sonner bruts, rugueux, satur\u00e9s \u2014 c\u2019est l\u2019esth\u00e9tique, c\u2019est l\u2019art.\t\t\t<\/p>\n\t\t\t\t\t\t\t<div class=\"e-q-footer\">\n\t\t\t\t\t\t\t\t\t\t\t<cite class=\"elementor-blockquote__author\">Maor Appelbaum, ing\u00e9-son Mastering<\/cite>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/blockquote>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9cdc7c0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9cdc7c0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ae5fa19\" data-id=\"ae5fa19\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8e418e6 elementor-widget elementor-widget-text-editor\" data-id=\"8e418e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: left;\"><em>Source : Interview Sonic Scoop, \u201cInside the Mastering Mind: Maor Appelbaum\u201d.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9507e01 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9507e01\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-be468c7\" data-id=\"be468c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5aa1a4b elementor-widget elementor-widget-spacer\" data-id=\"5aa1a4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9c069b8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9c069b8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bef7723\" data-id=\"bef7723\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7227981 elementor-widget elementor-widget-text-editor\" data-id=\"7227981\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Si le Mastering du projet musical r\u00e9alis\u00e9 est excellent, la seule consid\u00e9ration du d\u00e9passement des \u00ab\u00a0valeurs True Peak recommand\u00e9es\u00a0\u00bb n&rsquo;est clairement pas suffisant pour remettre en question la qualit\u00e9 d&rsquo;un Mastering. Nous le verrons plus tard dans l&rsquo;article, mais le simple fait de limiter les valeurs \u00ab\u00a0True Peak\u00a0\u00bb d&rsquo;un enregistrement peut avoir des cons\u00e9quences audibles sur le r\u00e9sultat. Au final tout d\u00e9pend des intentions de d\u00e9part et de la mani\u00e8re dont l&rsquo;ing\u00e9-son de Mastering saura concr\u00e9tiser ses d\u00e9cisions sur le r\u00e9sultat sonore.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-46b3638 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"46b3638\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-89681d9\" data-id=\"89681d9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9d29a1f elementor-widget elementor-widget-spacer\" data-id=\"9d29a1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-836c315 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"836c315\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-742dc27\" data-id=\"742dc27\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f126a1d elementor-widget elementor-widget-heading\" data-id=\"f126a1d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Le True Peak ignor\u00e9 dans le \"Loudness Int\u00e9gr\u00e9\"<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cea80cc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cea80cc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f67f179\" data-id=\"f67f179\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fb12e19 elementor-widget elementor-widget-text-editor\" data-id=\"fb12e19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans les ann\u00e9es 2010 la \u00ab\u00a0Normalisation du Loudness\u00a0\u00bb (<a href=\"https:\/\/aes2.org\/resources\/audio-topics\/loudness-project\/loudness-normalization\/\" target=\"_blank\" rel=\"noopener\">Loudness Normalization)<\/a>\u00a0a \u00e9t\u00e9 mis en place d\u00e8s l&rsquo;essor des plateformes de Streaming. C&rsquo;est gr\u00e2ce \u00e0 l&rsquo;\u00e9lan men\u00e9 par l&rsquo;<a href=\"#EBU\">EBU<\/a> qui d\u00e8s 2010 comptait uniformiser le niveau des programmes diffus\u00e9s dans le Broadcast. De la m\u00eame mani\u00e8re l&rsquo;objectif des plateformes visait de r\u00e9duire les \u00e9carts de niveau au sein des playlists puisque les musiques ne sont jamais masteris\u00e9es avec le m\u00eame niveau de \u00ab\u00a0Loudness\u00a0\u00bb: Aucune r\u00e8gle imposant des valeurs de \u00ab\u00a0niveaux\u00a0\u00bb n&rsquo;a jamais exist\u00e9 dans le domaine de l&rsquo;enregistrement sonore. Des musiques sont ainsi cr\u00e9\u00e9es plus fortes que d&rsquo;autres. Donc dans un soucis de confort d&rsquo;\u00e9coute, gr\u00e2ce \u00e0 cette option de \u00ab\u00a0Normalisation du Loudness\u00a0\u00bb qui baisse le gain des musiques \u00ab\u00a0fortes\u00a0\u00bb, toutes les musiques en Streaming sont jou\u00e9es \u00e0 peu pr\u00e8s \u00ab\u00a0au m\u00eame niveau\u00a0\u00bb et ce, quelque soit les valeurs ISP m\u00eame si elles d\u00e9passent le 0dBFS.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3f6a858 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3f6a858\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f0e0026\" data-id=\"f0e0026\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-03f1a41 elementor-widget elementor-widget-text-editor\" data-id=\"03f1a41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>De surcro\u00eet cette pratique ambitionnait de mettre fin \u00e0 la Guerre des Volumes. En effet un Master poss\u00e9dant un Loudness \u00ab\u00a0trop fort\u00a0\u00bb est d&rsquo;autant plus baiss\u00e9 que son Loudness est fort. Plus sa valeur de \u00ab\u00a0<a href=\"#LoudnessIntgr\">Loudness Int\u00e9gr\u00e9<\/a>\u00a0\u00bb est \u00e9lev\u00e9e, plus la r\u00e9duction de gain qu&rsquo;il subit est importante. Cette baisse de niveau atteint une valeur \u00ab\u00a0cible\u00a0\u00bb qui est d\u00e9finie par la plateforme. De cette fa\u00e7on on d\u00e9courage donc la pratique de produire de la musique avec un niveau de \u00ab\u00a0Loudness\u00a0\u00bb trop \u00e9lev\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e08ead1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e08ead1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f9ab323\" data-id=\"f9ab323\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4e6733f elementor-widget elementor-widget-text-editor\" data-id=\"4e6733f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pourtant la notion de True Peak est compl\u00e9tement ignor\u00e9e dans le calcul du \u00ab\u00a0Loudness Int\u00e9gr\u00e9\u00a0\u00bb : le Loudness d\u00e9fini par l&rsquo;<a href=\"#ITU\">ITU<\/a> n&rsquo;int\u00e8gre pas l&rsquo;existence des ISP. Par cons\u00e9quent la \u00ab\u00a0Normalisation du Loudness\u00a0\u00bb n&rsquo;en tient pas compte. Donc au moment du Mastering, le contr\u00f4le des valeurs True Peak n&rsquo;a aucune cons\u00e9quence sur \u00ab\u00a0uniformisation du gain\u00a0\u00bb au sein des plateformes. N\u00e9anmoins compte tenu des distorsions engendr\u00e9es par des valeurs True Peak excessives lors de la lecture du signal dans les syst\u00e8mes de lecture courants ou de mauvaise qualit\u00e9, le Loudness per\u00e7u est en principe impact\u00e9, m\u00eame si le Loudness Int\u00e9gr\u00e9 ne tient pas compte des valeurs True Peak. En effet, une distorsion ajout\u00e9e \u00e0 un signal augmente forc\u00e9ment la quantit\u00e9 du Loudness per\u00e7ue: dans ces conditions nous percevons le signal \u00ab\u00a0plus fort\u00a0\u00bb.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cb4f6cf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cb4f6cf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-280b404\" data-id=\"280b404\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8c781af elementor-widget elementor-widget-spacer\" data-id=\"8c781af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f38431c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f38431c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bb8506e\" data-id=\"bb8506e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f00920f elementor-widget elementor-widget-heading\" data-id=\"f00920f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La gestion du True Peak<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-eb2de59 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eb2de59\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ce49d3a\" data-id=\"ce49d3a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ab0cffa elementor-widget elementor-widget-text-editor\" data-id=\"ab0cffa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A la fin du process de Mastering, une des pr\u00e9occupations des ing\u00e9s-son est de v\u00e9rifier les valeurs maximales True Peak du signal de tous leur masters: la valeur la plus \u00e9lev\u00e9e qu&rsquo;ils franchissent et de la quantit\u00e9 que ces True Peak incombe. A travers nos \u00e9coutes et nos outils audionum\u00e9riques d\u00e9di\u00e9s on est ainsi capable d&rsquo;\u00e9valuer leur g\u00e8ne lors du Clipping tant en lecture (DAC) que sur les transformations Lossy vou\u00e9es \u00e0 \u00eatre op\u00e9r\u00e9es (encodage et d\u00e9codage).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e2c46bd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e2c46bd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d7104ac\" data-id=\"d7104ac\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a8041fa elementor-widget elementor-widget-spacer\" data-id=\"a8041fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-359e0ad elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"359e0ad\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6e30087\" data-id=\"6e30087\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0a372ca elementor-widget elementor-widget-heading\" data-id=\"0a372ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">La d\u00e9tection du True Peak \"Max\" en Mastering<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bfc5ab8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bfc5ab8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d7ad312\" data-id=\"d7ad312\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b9dc659 elementor-widget elementor-widget-text-editor\" data-id=\"b9dc659\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>En studio de Mastering au moment de finaliser les Masters pour le client, on pr\u00eate une double attention sur ces valeurs TP Max pour les deux raisons cit\u00e9es. au bon d\u00e9roulement de ces deux op\u00e9rations de \u00ab\u00a0compression\u00a0\u00bb et de \u00ab\u00a0d\u00e9compression\u00a0\u00bb des donn\u00e9es. De sorte que si les Masters devaient subir un encodage\/d\u00e9codage de type \u00ab\u00a0Lossy\u00a0\u00bb, nous \u00e9viterions les effets de distorsion provenant de niveaux num\u00e9riques trop importants.<\/p><p>Il existe des outils professionnels qui permettent d&rsquo;ajuster le niveau du signal \u00e0 encoder en fonction du Codec et du D\u00e9bit Binaire choisis. En effet tous les Codecs ne se valent pas: pour une m\u00eame surcharge de signal certains Codecs g\u00e9n\u00e8reront moins de distorsion que d&rsquo;autres, et le r\u00e9sultat est aussi tr\u00e8s d\u00e9pendant du D\u00e9bit Binaire consid\u00e9r\u00e9 (bitrate). Effectivement, plus le bitrate est \u00e9lev\u00e9, moins le signal subit de d\u00e9gradation et moins la quantit\u00e9 de distorsion \u00e9mergera au moment des surcharges. Comme exemples d&rsquo;outils qui nous permettent de contr\u00f4ler la surcharge des niveaux LPCM \u00e0 l&rsquo;entr\u00e9e du codec, nous avons l&rsquo;excellent <a href=\"https:\/\/sonnox.com\/products\/oxford-fraunhofer-pro-codec\" target=\"_blank\" rel=\"noopener\">Fraunhofer Pro-Codec (Sonnox)<\/a> <strong>(<\/strong><em><strong>FIgure 16)<\/strong><\/em>, ainsi que les outils fournis par Apple \u00e0 travers le programme \u00ab\u00a0<a href=\"https:\/\/www.apple.com\/fr\/apple-music\/apple-digital-masters\/\" target=\"_blank\" rel=\"noopener\">Apple Digital Masters<\/a>\u00a0\u00bb .<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8cb6047 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8cb6047\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1a6ed3f\" data-id=\"1a6ed3f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e595acf elementor-widget elementor-widget-image\" data-id=\"e595acf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"717\" height=\"464\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Sonnox-Pro-Codec.webp\" class=\"attachment-large size-large wp-image-5952\" alt=\"Sonnox Pro Codec plugin in action: True peak detected during the Lossy Codec process\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Sonnox-Pro-Codec.webp 717w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Sonnox-Pro-Codec-300x194.webp 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Sonnox-Pro-Codec-18x12.webp 18w\" sizes=\"(max-width: 717px) 100vw, 717px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cd8532c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cd8532c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c5401c9\" data-id=\"c5401c9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-84e9251 elementor-widget elementor-widget-text-editor\" data-id=\"84e9251\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>FIgure 16 :<\/strong> le plugin \u00ab\u00a0Fraunhofer Pro Codec\u00a0\u00bb\u00a0 (<\/em><em style=\"word-spacing: normal;\">Sonnox ) analysant en temps r\u00e9el de lecture diff\u00e9rents flux d&rsquo;encodage\/d\u00e9codage en fonction des Codecs et d\u00e9bits binaires (bitrates) choisis (ici analyses du mp3@320kbps, 256kbps, 192kbps et AAC@256kbps et 192kbps). On note ici que le Master clipperait le codec mp3 avec une valeur True Peak Max de +0.99dB si on utilisait un bitrate de 192kbps. Pour tous les autres exemples le codec ne g\u00e9n\u00e8re aucun True Peak g\u00eanant.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f87eb44 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f87eb44\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f32b99c\" data-id=\"f32b99c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f3778d9 elementor-widget elementor-widget-spacer\" data-id=\"f3778d9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c6c5486 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c6c5486\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3dce76b\" data-id=\"3dce76b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e1fddd8 elementor-widget elementor-widget-heading\" data-id=\"e1fddd8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Le True Peak aujourd'hui n'est pas toujours une simple formalit\u00e9<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2794759 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2794759\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-81a0b8e\" data-id=\"81a0b8e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5cd6150 elementor-widget elementor-widget-text-editor\" data-id=\"5cd6150\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le Mastering a pour finalit\u00e9 de bonifier le message artistique et de rendre l\u2019ensemble du projet coh\u00e9rent et comp\u00e9titif. Il a aussi comme objectif de livrer des Masters qui ont l&rsquo;avantage d&rsquo;\u00eatre correctement traduits sur toutes les gammes de syst\u00e8mes d\u2019\u00e9coute. Du syst\u00e8me de reproduction courant au syst\u00e8me le plus performant. Les studios de Mastering \u0153uvrent pour garantir cela avec entre autres le contr\u00f4le des niveaux True Peak. L&rsquo;expertise des ing\u00e9nieurs du son dont la sp\u00e9cialit\u00e9 est le <a href=\"https:\/\/kevork-mastering.com\/fr_fr\/foire-aux-questions\/#le-mastering-c'est-quoi-?\" target=\"_blank\" rel=\"noopener\">Mastering Audio<\/a>, repose sur l&rsquo;\u00e9laboration d&rsquo;un vrai travail de traitement du signal afin d&rsquo;am\u00e9liorer le rendu des sons qu&rsquo;on leur confie et pour lequel ils sont largement sollicit\u00e9s.<\/p><p>Aujourd&rsquo;hui tous les programmes audionum\u00e9riques permettent de visualiser les niveaux True Peak maximum d&rsquo;un signal. Dans le cas o\u00f9 nous jugeons important de cr\u00e9er un headroom de -1dBTP sur les masters, nous utilisons des <a href=\"#LimiteurdetypeBrickwall\" target=\"_blank\" rel=\"noopener\">Limiteurs de type Brickwall<\/a> qui poss\u00e8dent une fonction de d\u00e9tection True Peak <em><strong>(Figures 17, 18 et 19)<\/strong><\/em>. Dans ce cas de figure et quand cette fonction est enclench\u00e9e le limiteur d\u00e9tecte ainsi tous les niveaux (niveaux des \u00e9chantillons et niveaux ISP) et r\u00e9duit le signal en cons\u00e9quence, d\u00e8s qu&rsquo;il d\u00e9passe un seuil d\u00e9termin\u00e9 par l&rsquo;utilisateur. De cette sorte on garanti un signal exempt de niveaux TP qui seraient probl\u00e9matiques lors de la conversion au niveau du DAC. Cependant l&rsquo;activation de cette fonction sur le limiteur n&rsquo;est pas toujours sans effets secondaires dans le son. Avec le mode TP engag\u00e9 certains limiteurs colorent le signal d&rsquo;une certaine mani\u00e8re. Alors que d&rsquo;autres limiteurs se comportent de fa\u00e7on beaucoup plus transparente. Mais cette coloration du signal peut, comme par l&rsquo;utilisation commune de n&rsquo;importe quel autre outil de traitement, demeurer int\u00e9ressante selon l&rsquo;intention recherch\u00e9e. Tout travail de Mastering professionnel est bas\u00e9 sur des intentions de transformation du signal per\u00e7u, et les choix de traitement du signal se basent sur les caract\u00e9ristiques du signal tel qui se pr\u00e9sente. Dans le cas o\u00f9 le \u00ab\u00a0True Peak Limiting\u00a0\u00bb s&rsquo;av\u00e8re appauvrir le signal, nous cherchons d&rsquo;autres solutions: on utilise un autre limiteur ou d&rsquo;autres outils qui donneront de meilleurs r\u00e9sultats en fonction du signal consid\u00e9r\u00e9. On peut \u00e9galement ignorer la fonction \u00ab\u00a0True Peak\u00a0\u00bb du limiteur et ajuster le niveau des Masters en contr\u00f4lant visuellement les niveaux du signal \u00e0 l&rsquo;aide d&rsquo;un \u00ab\u00a0m\u00e8tre True Peak\u00a0\u00bb d\u00e9di\u00e9 <strong><em>(Figures 20 et 21)<\/em><\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3e5cd44 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3e5cd44\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5ee1c3a\" data-id=\"5ee1c3a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5cb1300 elementor-widget elementor-widget-text-editor\" data-id=\"5cb1300\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Comme discut\u00e9 dans l&rsquo;article de Blog <a href=\"http:\/\/Permalien : https:\/\/kevork-mastering.com\/mastering-humain\u2026ering-automatise\/\" target=\"_blank\" rel=\"noopener\" data-wplink-url-error=\"true\">Mastering humain ou mastering automatis\u00e9 ?,<\/a> le mastering automatis\u00e9 constitue un syst\u00e8me \u00ab\u00a0cl\u00e9 en main\u00a0\u00bb qui permet de masteriser n&rsquo;importe quel morceau de musique de mani\u00e8re automatique, rapide et peu co\u00fbteuse. En r\u00e9alit\u00e9 ces applications se servent de l&rsquo;IA de sorte qu&rsquo;en quelques secondes vos morceaux sont masteris\u00e9s sans recourir aucune intervention ni choix humains. Dans le cas des niveaux True Peak le mastering automatis\u00e9 conclut une mise en place conforme de ces niveaux dont la valeur maximale peut \u00eatre d\u00e9termin\u00e9e par l&rsquo;utilisateur. En revanche, aucune \u00e9valuation sonore n&rsquo;est possible par ce biais puisque l&rsquo;utilisateur n&rsquo;a pas le choix de l&rsquo;outil de traitement permettant de contr\u00f4ler ces niveaux. Avec ces services on ne peut donc se rendre compte des cons\u00e9quences audibles dues \u00e0 la limitation True Peak. Contrairement avec les outils courants qu&rsquo;on utilise en mastering professionnel qui permettent d&rsquo;entendre si la limitation True Peak s&rsquo;entend.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8dd4de2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8dd4de2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-61e0fef\" data-id=\"61e0fef\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ba9af91 elementor-widget elementor-widget-image\" data-id=\"ba9af91\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"489\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/AOM-Invisible-Limiter-True-Peak-fonction-768x489.png\" class=\"attachment-medium_large size-medium_large wp-image-4261\" alt=\"AOM Invisible Limiter True Peak Aware fonction\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/AOM-Invisible-Limiter-True-Peak-fonction-768x489.png 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/AOM-Invisible-Limiter-True-Peak-fonction-300x191.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/AOM-Invisible-Limiter-True-Peak-fonction-18x12.png 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/AOM-Invisible-Limiter-True-Peak-fonction.png 965w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bba8d6a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bba8d6a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6ff5f0d\" data-id=\"6ff5f0d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2498ff1 elementor-widget elementor-widget-text-editor\" data-id=\"2498ff1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Figure 17<\/strong>: Exemple avec l&rsquo;excellent Limiteur Brickwall \u00ab\u00a0Invisible Limiter G3\u00a0\u00bb (A.O.M) qui contr\u00f4le les niveaux True Peaks dans la section \u00ab\u00a0Limiteur\u00a0\u00bb du plugin de sorte qu&rsquo;aucune valeur True Peak ne d\u00e9passe la valeur d\u00e9finie par l&rsquo;utilisateur. Ici cette valeur est repr\u00e9sent\u00e9e par le \u00ab\u00a0Threshold\u00a0\u00bb fix\u00e9 \u00e0 -1.00dB(FS). Dans cet exemple en cliquant sur \u00ab\u00a0True Peak Aware\u00a0\u00bb on a donc la garantie qu&rsquo;aucun ISP ne d\u00e9passe le seuil de -1dBFS. On note donc comme niveau maximal du signal \u00ab\u00a0-1dBTP\u00a0\u00bb.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-295360f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"295360f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ebf1fac\" data-id=\"ebf1fac\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ea53742 elementor-widget elementor-widget-spacer\" data-id=\"ea53742\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a2f42e5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a2f42e5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-060010b\" data-id=\"060010b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cce019e elementor-widget elementor-widget-image\" data-id=\"cce019e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"426\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone-True-Peak-Limiting2-1030x426.png\" class=\"attachment-large size-large wp-image-4218\" alt=\"Ozone True Peak Limiting\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone-True-Peak-Limiting2-1030x426.png 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone-True-Peak-Limiting2-300x124.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone-True-Peak-Limiting2-768x318.png 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone-True-Peak-Limiting2-18x7.png 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone-True-Peak-Limiting2.png 1131w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4af33ae elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4af33ae\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d8e17a\" data-id=\"2d8e17a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2625ac5 elementor-widget elementor-widget-text-editor\" data-id=\"2625ac5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Figure 18<\/strong>: Exemple avec le Limiteur Brickwall de la suite Ozone (iZotope) sur lequel le gain d&rsquo;ent\u00e9e est fix\u00e9 \u00e0 +10dB. La fonction \u00ab\u00a0True Peak\u00a0\u00bb a \u00e9t\u00e9 enclench\u00e9e en bas \u00e0 gauche. Le niveau de sortie du plugin \u00ab\u00a0Output Level\u00a0\u00bb est fix\u00e9 \u00e0 -1.00dB, ce qui signifie qu&rsquo;\u00e0 la sortie du plugin les niveaux True Peaks maximums du signal atteignent -1.00dB (-1dBTP).<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8797b5f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8797b5f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d89087\" data-id=\"2d89087\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-40db61d elementor-widget elementor-widget-spacer\" data-id=\"40db61d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3905393 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3905393\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b748f2c\" data-id=\"b748f2c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cb7223e elementor-widget elementor-widget-image\" data-id=\"cb7223e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"407\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/TDR-Limit6-GE_True-Peak-Limiting-e1733578181925.png\" class=\"attachment-medium_large size-medium_large wp-image-4222\" alt=\"TDR Limit6 GE_True Peak\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b739af elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b739af\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-91ec1d2\" data-id=\"91ec1d2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f1a0feb elementor-widget elementor-widget-text-editor\" data-id=\"f1a0feb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Figure 19 <\/strong>: Autre exemple avec le Limiteur Brickwall TDR Audio \u00ab\u00a0Limiter 6 GE\u00a0\u00bb. Configuration identique: Gain@+10dB, Seuil@-1dB configur\u00e9 en d\u00e9tection True Peak et non simplement \u00ab\u00a0PCM\u00a0\u00bb (LPCM) qu&rsquo;on peut apercevoir sous \u00ab\u00a0True Peak\u00a0\u00bb au milieu. On peut lire sur le m\u00e8tre en bas \u00e0 droite que le niveau du signal atteint jusqu&rsquo;\u00e0 la plus haute valeur de -1.0dBTP.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-752f747 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"752f747\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ba010d3\" data-id=\"ba010d3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-745ba97 elementor-widget elementor-widget-spacer\" data-id=\"745ba97\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ecfcc49 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ecfcc49\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-384bb56\" data-id=\"384bb56\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1ffc53c elementor-widget elementor-widget-image\" data-id=\"1ffc53c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"442\" height=\"653\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/NuGen-Audio-True-Peak-detection.png\" class=\"attachment-large size-large wp-image-4348\" alt=\"NuGen Audio True Peak detection\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/NuGen-Audio-True-Peak-detection.png 442w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/NuGen-Audio-True-Peak-detection-203x300.png 203w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/12\/NuGen-Audio-True-Peak-detection-8x12.png 8w\" sizes=\"(max-width: 442px) 100vw, 442px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99103dc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"99103dc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1f61693\" data-id=\"1f61693\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-df9673b elementor-widget elementor-widget-text-editor\" data-id=\"df9673b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Figure 20 <\/strong>: Exemple de m\u00e8tre \u00ab\u00a0True Peak\u00a0\u00bb avec le plugin Mastercheck de Nugen Audio. Cet outil ne transforme pas le signal, il ne sert qu&rsquo;\u00e0 visualiser les niveaux du signal.\u00a0<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-00e8534 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"00e8534\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5b36411\" data-id=\"5b36411\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7cd1cc4 elementor-widget elementor-widget-spacer\" data-id=\"7cd1cc4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-367dbbe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"367dbbe\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-04b313d\" data-id=\"04b313d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d50eb6c elementor-widget elementor-widget-image\" data-id=\"d50eb6c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"517\" height=\"363\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone11-detection-True-Peak.png\" class=\"attachment-large size-large wp-image-4361\" alt=\"Ozone11 True Peaks detection\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone11-detection-True-Peak.png 517w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone11-detection-True-Peak-300x211.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Ozone11-detection-True-Peak-18x12.png 18w\" sizes=\"(max-width: 517px) 100vw, 517px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a4fad32 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a4fad32\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3e196ea\" data-id=\"3e196ea\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e40be7b elementor-widget elementor-widget-text-editor\" data-id=\"e40be7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Figure 21 <\/strong>: Autre exemple pour la configuration des m\u00e8tres en \u00ab\u00a0True Peak\u00a0\u00bb sur le r\u00e9glage d&rsquo;Ozone (iZotope). Bien entendu si la configuration True Peak est d\u00e9coch\u00e9e, le m\u00e8tre ne lira que les valeurs r\u00e9elles des \u00e9chantillons sans interpr\u00e9tation possible des ISPs.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c8337ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c8337ab\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9907cd7\" data-id=\"9907cd7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6e18207 elementor-widget elementor-widget-spacer\" data-id=\"6e18207\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6fd57bd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6fd57bd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fb96421\" data-id=\"fb96421\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e763e0 elementor-widget elementor-widget-text-editor\" data-id=\"5e763e0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour un signal analys\u00e9, un <a href=\"#Plugin\">plugin<\/a> donn\u00e9 n&rsquo;affichera pas toujours la m\u00eame mesure des ISP qu&rsquo;un autre plugin: elles peuvent \u00eatre l\u00e9g\u00e8rement diff\u00e9rentes. Ceci est principalement d\u00fb \u00e0 l&rsquo;impl\u00e9mentation ou non de sous-algorithmes de calculs comme par exemple des fonctions de sur\u00e9chantillonnage <em>(oversampling)<\/em> qui ne pr\u00e9sentent pas toujours les m\u00eames caract\u00e9ristiques. Ainsi qu&rsquo;aux diff\u00e9rentes mises \u00e0 jour possibles du programme de mesure \u00e9tabli par l&rsquo;<a href=\"#ITU\">ITU<\/a>. Le programme de calcul des True Peak est notamment bas\u00e9 sur des techniques d&rsquo;oversampling et de filtrage (filtre de lissage) d\u00e9montr\u00e9es par l&rsquo;ITU dans la derni\u00e8re version de Novembre 2023: <a href=\"https:\/\/www.itu.int\/dms_pubrec\/itu-r\/rec\/bs\/R-REC-BS.1770-5-202311-I!!PDF-E.pdf\" target=\"_blank\" rel=\"noopener\">ITU-R BS.1770-5<\/a>. Cependant la m\u00e9thode de calcul des ISP n&rsquo;a pas \u00e9volu\u00e9 depuis la version 3 du document aboutissant aux recherches de la soci\u00e9t\u00e9, sorti en Ao\u00fbt 2012: <a href=\"https:\/\/www.itu.int\/dms_pubrec\/itu-r\/rec\/bs\/R-REC-BS.1770-3-201208-S!!PDF-E.pdf\" target=\"_blank\" rel=\"noopener\">ITU-R BS.1770-3<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-64bdbc0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"64bdbc0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b774b6e\" data-id=\"b774b6e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-15c66f8 elementor-widget elementor-widget-spacer\" data-id=\"15c66f8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-24f47b6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"24f47b6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f61ef4f\" data-id=\"f61ef4f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2801fb5 elementor-widget elementor-widget-heading\" data-id=\"2801fb5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Le cas particulier des solutions de mastering automatis\u00e9<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5298164 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5298164\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b8748cb\" data-id=\"b8748cb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1de5b36 elementor-widget elementor-widget-text-editor\" data-id=\"1de5b36\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"134\" data-end=\"532\">Comme \u00e9voqu\u00e9 dans l\u2019article de blog \u00ab <a href=\"https:\/\/kevork-mastering.com\/fr_fr\/mastering-humain-mastering-automatise\/\" target=\"_blank\" rel=\"noopener\">L&rsquo;art du Mastering: au del\u00e0 de l&rsquo;algorithme<\/a> \u00bb, le mastering automatis\u00e9 repose sur des syst\u00e8mes dits \u00ab cl\u00e9 en main \u00bb, con\u00e7us pour masteriser automatiquement n\u2019importe quel morceau de musique, de mani\u00e8re rapide et \u00e0 faible co\u00fbt. Deux acteurs majeurs dominent actuellement ce march\u00e9 : <a href=\"https:\/\/www.landr.com\/fr\" target=\"_blank\" rel=\"noopener\"><span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">LANDR<\/span><\/span> <\/a>et <a href=\"https:\/\/emastered.com\/fr\" target=\"_blank\" rel=\"noopener\"><span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">eMastered<\/span><\/span><\/a>.<\/p><p data-start=\"534\" data-end=\"744\">En pratique, ces applications s\u2019appuient sur l\u2019intelligence artificielle pour d\u00e9livrer, en quelques secondes, une version masteris\u00e9e d\u2019un titre, sans aucune intervention humaine ni prise de d\u00e9cision artistique.<\/p><p data-start=\"746\" data-end=\"1149\">En ce qui concerne les niveaux True Peak, les services de mastering automatis\u00e9 peuvent appliquer une valeur maximale techniquement conforme, permettant parfois \u00e0 l\u2019utilisateur de d\u00e9finir un plafond cible. En revanche, aucune v\u00e9ritable \u00e9valuation sonore n\u2019est possible par ce biais, dans la mesure o\u00f9 l\u2019utilisateur ne dispose d\u2019aucun contr\u00f4le sur les outils de traitement utilis\u00e9s pour g\u00e9rer ces niveaux.<\/p><p data-start=\"1151\" data-end=\"1472\">Par cons\u00e9quent, ces services ne permettent pas d\u2019appr\u00e9cier les cons\u00e9quences audibles de la limitation True Peak. Cela contraste avec les outils couramment employ\u00e9s en mastering professionnel, qui offrent la possibilit\u00e9 d\u2019entendre et d\u2019\u00e9valuer si la limitation True Peak exerce \u2014 ou non \u2014 un impact perceptible sur le son.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4b512ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4b512ed\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b9f0dbc\" data-id=\"b9f0dbc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7462471 elementor-widget elementor-widget-spacer\" data-id=\"7462471\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99c7949 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"99c7949\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-29f06ad\" data-id=\"29f06ad\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8578c2a elementor-widget elementor-widget-heading\" data-id=\"8578c2a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Le True Peak \"avant\": d'inutile \u00e0 probl\u00e9matique<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0efdb4c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0efdb4c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e6a545c\" data-id=\"e6a545c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6084c57 elementor-widget elementor-widget-text-editor\" data-id=\"6084c57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>M\u00eame si le contr\u00f4le des niveaux True Peak demeure une pratique courante en Mastering professionnel, ce n\u2019\u00e9tait jamais le cas avant les ann\u00e9es 2010, car nous n\u2019avions pas les moyens suffisants pour les mesurer pr\u00e9cis\u00e9ment ni de pouvoir les contr\u00f4ler de mani\u00e8re efficace. Aussi, personnellement je pense que les habitudes li\u00e9es \u00e0 la pratique \u00ab\u00a0Guerre des Volumes\u00a0\u00bb ont ralenti une certaine volont\u00e9 de remise en question pour les cons\u00e9quences audibles des valeurs True Peak.<\/p><p>D\u00e8s l&rsquo;arriv\u00e9e du <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Disque_compact\" target=\"_blank\" rel=\"noopener\">CD-Audio<\/a> (1982) les niveaux grav\u00e9s \u00e9taient tr\u00e8s inf\u00e9rieurs \u00e0 ceux pratiqu\u00e9s \u00e0 la fin des ann\u00e9es &rsquo;90 <em><strong>(Figure 22)<\/strong><\/em>. A l&rsquo;\u00e9poque on ne se souciait jamais de des valeurs ISP. En effet, globalement sur un CD produit entre 1982 et 1990 les niveaux de cr\u00eate les plus hauts se situaient \u00e0 plusieurs dBs en dessous du Full Scale, rendant impossible les surcharges des DACs. Dans les ann\u00e9es 1980\/1990 on parle de \u00ab\u00a0l&rsquo;\u00e2ge d&rsquo;Or du CD\u00a0\u00bb. Il est bon de rappeler que le Cd-Audio fut le premier format audionum\u00e9rique cr\u00e9\u00e9, la notion de True Peak naissait \u00e0 ce moment l\u00e0 mais ses cons\u00e9quences se sont donc pos\u00e9es que 15 ans plus tard avec la Guerre des Volumes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-60914e8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"60914e8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-75d8817\" data-id=\"75d8817\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c2b42e6 elementor-widget elementor-widget-image\" data-id=\"c2b42e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1030\" height=\"356\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Toto_Rosanna_1982_Statistics-Waveform-1030x356.png\" class=\"attachment-large size-large wp-image-4142\" alt=\"Toto_Rosanna_1982_Waveform Statistics\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Toto_Rosanna_1982_Statistics-Waveform-1030x356.png 1030w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Toto_Rosanna_1982_Statistics-Waveform-300x104.png 300w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Toto_Rosanna_1982_Statistics-Waveform-768x265.png 768w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Toto_Rosanna_1982_Statistics-Waveform-18x6.png 18w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/Toto_Rosanna_1982_Statistics-Waveform.png 1500w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-278dad2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"278dad2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a0ae233\" data-id=\"a0ae233\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-504d67e elementor-widget elementor-widget-text-editor\" data-id=\"504d67e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong><em>Figure 22 : <\/em><\/strong><em>Analyse du titre \u00ab\u00a0Rosanna\u00a0\u00bb de l&rsquo;artiste Toto. Version originale de l&rsquo;album CD Toto IV, non remasteris\u00e9e, Columbia records, 1982. Les True Peaks les plus hauts ne d\u00e9passent pas -2.19dBFS ce qui laisse un Headroom cons\u00e9quent. On \u00e9vite ainsi de surcharger tout DAC. Cela permet aussi de g\u00e9n\u00e9rer des formats Lossy de meilleure qualit\u00e9.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b781b23 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b781b23\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5ba10b9\" data-id=\"5ba10b9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6183311 elementor-widget elementor-widget-spacer\" data-id=\"6183311\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9a79d77 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9a79d77\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cf48a12\" data-id=\"cf48a12\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-65ff8eb elementor-widget elementor-widget-heading\" data-id=\"65ff8eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Le paradoxe de la technologie<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c7a985 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c7a985\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2f3f054\" data-id=\"2f3f054\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3860966 elementor-widget elementor-widget-text-editor\" data-id=\"3860966\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Aujourd&rsquo;hui \u00e9tant donn\u00e9 la facilit\u00e9 d&rsquo;acc\u00e8s \u00e0 la musique de fa\u00e7on nomade, en particulier <a href=\"#Utilisation du Smartphone\" target=\"_blank\" rel=\"noopener\">avec l&rsquo;utilisation des smartphones connect\u00e9s<\/a>, la consommation de la musique s&rsquo;est largement d\u00e9t\u00e9rior\u00e9e puisque dans ces conditions nous ne sommes plus capables de pouvoir appr\u00e9cier la musique dans sa juste valeur. En effet, \u00e0 travers un objet \u00e0 peine plus grand que la taille d&rsquo;une main, tout le syst\u00e8me audio est contenu: le lecteur audionum\u00e9rique (le \u00ab\u00a0Player\u00a0\u00bb), le DAC, l&rsquo;amplification et le(s) Haut-Parleur(s). Le syst\u00e8me est minimis\u00e9 pour r\u00e9duire le co\u00fbt de production. Par cons\u00e9quent le DAC et les Haut-Parleurs d&rsquo;un Smartphone demeurent obligatoirement de pi\u00e8tre performance. A moins d&rsquo;utiliser son Smartphone pour l&rsquo;utilisation du Player et de router le signal audionum\u00e9rique sur un DAC externe d\u00e9cent, cette technologie nomade ne peut restituer la musique de mani\u00e8re qualitative. Dans ces conditions on ne peut se rendre compte du travail \u00e9labor\u00e9 de l&rsquo;artiste et de l&rsquo;\u00e9quipe technique: des prises micro lors de l&rsquo;enregistrement, du travail du Mixeur et de l&rsquo;ing\u00e9-son de Mastering.<\/p><p>Malgr\u00e9 la qualit\u00e9 de la musique enregistr\u00e9e dans le cas d&rsquo;une production exemplaire et malgr\u00e9 la lecture du fichier LPCM tel qu&rsquo;il a \u00e9t\u00e9 produit en Mastering, sur des tout petits syst\u00e8mes nous percevons donc toujours une musique d\u00e9nu\u00e9e de ses qualit\u00e9s pourtant toutes pr\u00e9sentes dans le fichier Master: la r\u00e9ponse fr\u00e9quentielle \u00e9tendue, la dynamique, les d\u00e9tails des sons, et la notion d&rsquo;espace que le cerveau sait restituer avec l&rsquo;utilisation d&rsquo;un syst\u00e8me d&rsquo;\u00e9coute dans des conditions acceptables. En utilisant un Smartphone pour \u00e9couter de la musique la r\u00e9ponse fr\u00e9quentielle et la dynamique sont \u00e9triqu\u00e9es \u00e0 cause de la faible performance du DAC, de la faible performance de l&rsquo;amplificateur et de la petite taille des Haut-Parleurs. De plus en utilisant le transducteur du t\u00e9l\u00e9phone la notion d&rsquo;espace dispara\u00eet compl\u00e8tement puisque l&rsquo;auditeur ne dispose pas de <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Son_st%C3%A9r%C3%A9ophonique\" target=\"_blank\" rel=\"noopener\">l&rsquo;effet st\u00e9r\u00e9ophonique<\/a> produit par une paire de Haut-Parleurs. En studio de production la musique est toujours construite au moins selon une d\u00e9pendance <a href=\"#st\u00e9r\u00e9o\" target=\"_blank\" rel=\"noopener\">st\u00e9r\u00e9o<\/a>. Non seulement les niveaux True Peak non contr\u00f4l\u00e9s peuvent brimer le r\u00e9sultat sonore \u00e0 travers les petits syst\u00e8mes d&rsquo;\u00e9coute, mais aussi dans ces m\u00eames conditions nous sommes parfaitement incapables d&rsquo;entendre les sons tels qu&rsquo;ils ont \u00e9t\u00e9 cr\u00e9\u00e9s et approuv\u00e9s, conform\u00e9ment aux intentions des artistes et des ing\u00e9s-sons.<\/p><p>Force est de constater qu&rsquo;aujourd&rsquo;hui les syst\u00e8mes Hi-Fi ne sont plus autant utilis\u00e9s qu&rsquo;\u00e0 l&rsquo;\u00e9poque du Cd, et que les syst\u00e8mes performants sont souvent inaccessibles pour la plupart des personnes. Pourtant les avanc\u00e9es en termes de technologie sont bien r\u00e9elles, aujourd&rsquo;hui nous savons construire mieux que jamais de biens meilleurs DAC, amplis et Haut Parleurs. Que penser de l&rsquo;avenir de la consommation de la musique quand <a href=\"https:\/\/www.msn.com\/fr-fr\/actualite\/technologie-et-sciences\/la-fin-des-t%C3%A9l%C3%A9phones-approche-mark-zuckerberg-pr%C3%A9dit-leur-extinction\/ar-AA1vAjrD?ocid=winp2fp&amp;cvid=c7bb216dbe714c8ea20e1503ef9ce7df&amp;ei=15\" target=\"_blank\" rel=\"noopener\">Mark Zuckerberg le PDG de Meta pr\u00e9dit l&rsquo;extinction proche des smartphones<\/a> en introduisant des lunettes qui permettraient les m\u00eames fonctions ?<\/p><p>Devant ces consid\u00e9rations technologiques le crit\u00e8re de l&rsquo;aspect qualitatif d&rsquo;un DAC est invariable puisque le signal audionum\u00e9rique s&rsquo;\u00e9coute obligatoirement par son interm\u00e9diaire. Par cons\u00e9quent le sujet du True Peak restera d&rsquo;actualit\u00e9 pour l&rsquo;auditeur \u00ab\u00a0lambda\u00a0\u00bb si ses habitudes et les moyens qu&rsquo;il utilise n&rsquo;\u00e9voluent pas.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e75f88b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e75f88b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2753d54\" data-id=\"2753d54\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-55d8a2c elementor-widget elementor-widget-spacer\" data-id=\"55d8a2c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-da8e048 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"da8e048\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-375f575\" data-id=\"375f575\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6fa719c elementor-widget elementor-widget-heading\" data-id=\"6fa719c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La conclusion du \"True Peak\" en Mastering<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e58fc60 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e58fc60\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-da2ee8d\" data-id=\"da2ee8d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-840d808 elementor-widget elementor-widget-text-editor\" data-id=\"840d808\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cette r\u00e9alit\u00e9 d&rsquo;interpr\u00e9tation r\u00e9elle devrait susciter une certaine forme de prudence au moment du Mastering puisqu&rsquo;elle peut engendrer une forme de distorsion audible \u00e0 travers les syst\u00e8mes courants et que cette distorsion n&rsquo;est en principe pas d\u00e9sir\u00e9e. Cette r\u00e9alit\u00e9 reste enti\u00e8rement consciente en milieu professionnel. Mais selon la diversit\u00e9 des genres de musiques qui ne sont pas tous rattach\u00e9s au code h\u00e9rit\u00e9 concernant le volume enregistr\u00e9 per\u00e7u, il est cependant l\u00e9gitime que les musiques Mainstream ou d&rsquo;autres, trouvent leur place dans leur choix artistique.<\/p><p>En Mastering nous sommes soucieux de livrer une musique r\u00e9pondant aux codes existants selon les genres tout en restant comp\u00e9titif. Ce n&rsquo;est jamais la notion \u00ab\u00a0True Peak\u00a0\u00bb qui d\u00e9termine la qualit\u00e9 d&rsquo;un Master. La r\u00e9ussite d&rsquo;un mastering repose sur la recherche de l&rsquo;ensemble des traitements engag\u00e9s dans une perspective intentionnelle et personnelle qui demande beaucoup d&rsquo;exp\u00e9rience. Cette recherche abouti \u00e0 un v\u00e9ritable accomplissement men\u00e9 de front par l&rsquo;ing\u00e9-son Mastering. Avec son expertise celui-ci \u0153uvre pour am\u00e9liorer la perception du signal, tout en s&rsquo;adaptant \u00e0 l&rsquo;art et aux exigences du March\u00e9.<\/p><p>Un master qui \u00ab\u00a0sonne fort\u00a0\u00bb n&rsquo;est pas forc\u00e9ment un mauvais master. Il peut parfaitement bonifier le mixage tout en renfor\u00e7ant une meilleure repr\u00e9sentation du genre. Inversement un Master qui r\u00e9pond aux strictes recommandations de la valeur maximale du True Peak \u00e0 ne pas d\u00e9passer n&rsquo;est pas forc\u00e9ment meilleur, ce simple crit\u00e8re n&rsquo;est clairement pas suffisant.<\/p><p>Dans la soci\u00e9t\u00e9 actuelle la majorit\u00e9 des auditeurs utilisent des syst\u00e8mes m\u00e9diocres qui emp\u00eachent de restituer correctement les qualit\u00e9s que renferme la musique produite dans les studios. En particulier ces m\u00eames syst\u00e8mes sont parfaitement incapables de g\u00e9rer des niveaux True Peak d\u00e9passant un certain seuil, ils sont donc inappropri\u00e9s. En termes de syst\u00e8me d&rsquo;\u00e9coute courants, nous devrions peut-\u00eatre commencer par changer les habitudes et d&rsquo;enfin pouvoir s&rsquo;\u00e9quiper de mani\u00e8re plus qualitative.<\/p><p>Cependant la r\u00e9surgence du <a href=\"https:\/\/en.wikipedia.org\/wiki\/Vinyl_revival\" target=\"_blank\" rel=\"noopener\">Vinyle<\/a> dont les ventes croient continuellement depuis les ann\u00e9es 2010 semble d\u00e9montrer l&rsquo;engouement croissant pour ce format. Celui-ci, par nature, ne pr\u00e9sente aucune difficult\u00e9 dans la notion du True Peak puisque qu&rsquo;il demeure purement analogique. Mais de mani\u00e8re int\u00e9ressante et sans aucun doute le Vinyle prouve une certaine recherche consciente et qualitative dans la mani\u00e8re d&rsquo;\u00e9couter la musique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-33b8e69 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"33b8e69\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d7b68bb\" data-id=\"d7b68bb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-58c92fc elementor-widget elementor-widget-spacer\" data-id=\"58c92fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4403df4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4403df4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c191c3\" data-id=\"3c191c3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-23fddb3 elementor-align-center elementor-widget elementor-widget-the7_icon_widget\" data-id=\"23fddb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"the7_icon_widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"the7-icon-wrapper the7-elementor-widget\"><div class=\"elementor-icon\"><i aria-hidden=\"true\" class=\"fas fa-star\"><\/i><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-93edd12 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"93edd12\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ce66b6d\" data-id=\"ce66b6d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-40722c7 elementor-widget elementor-widget-spacer\" data-id=\"40722c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-15eb500 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"15eb500\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-55cf3a2\" data-id=\"55cf3a2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-736ad02 elementor-widget elementor-widget-heading\" data-id=\"736ad02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">LPCM vs DSD: le comportement du True Peak<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9dfd847 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9dfd847\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ea9e9c9\" data-id=\"ea9e9c9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-91e8d31 elementor-widget elementor-widget-text-editor\" data-id=\"91e8d31\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le True Peak est intrins\u00e8quement li\u00e9 au codage LPCM, il est par d\u00e9finition son grand d\u00e9faut. En effet, dans la repr\u00e9sentation analogique du signal \u00e0 partir d&rsquo;\u00e9chantillons l\u00e9gitimement cr\u00e9\u00e9s dans l&rsquo;\u00e9chelle num\u00e9rique, il existera toujours des cas pour lesquels des \u00e9chantillons successifs trop \u00e9lev\u00e9s cr\u00e9ent une forme d&rsquo;onde analogique restreinte dans son amplitude. Alors que dans la pratique, de mani\u00e8re id\u00e9ale, elle pourrait \u00eatre convertie sans distorsion si le signal de d\u00e9part \u00e9tait r\u00e9duit ou mieux contr\u00f4l\u00e9. Comme nous l&rsquo;avons vu dans cet article au travers des exemples de musique dynamique ou de musique tr\u00e8s compress\u00e9e en mastering, la gestion du True Peak demeurera toujours le point faible dans le mod\u00e8le LPCM.\u00a0\u00a0<\/p><p>En revanche pour le codage DSD le probl\u00e8me du True Peak est inexistant. En effet le DSD repose sur la cr\u00e9ation d&rsquo;un flux \u00e0 un seul bit \u00e0 tr\u00e8s haute fr\u00e9quence: les \u00e9chantillons se cr\u00e9ent successivement selon la position de l&rsquo;\u00e9chantillon pr\u00e9c\u00e9dent dans la logique d&rsquo;un circuit \u00ab\u00a0feedback\u00a0\u00bb: le \u00ab Delta Sigma \u00bb. Ainsi les d\u00e9passements inter\u2011\u00e9chantillons ne peuvent survenir comme en LPCM. En revanche la faiblesse du DSD peut se manifester par des ph\u00e9nom\u00e8nes de surcharge, mais cela rel\u00e8ve de m\u00e9canismes tr\u00e8s diff\u00e9rents et propres \u00e0 cette technologie.<\/p><p>Cette partie d&rsquo;article met en relief les diff\u00e9rences fondamentales entre les deux technologies de codage du signal num\u00e9rique <strong><em>(Figure 23)<\/em><\/strong>, tout en rappelant que le LPCM demeure le standard dans la production musicale. Et c&rsquo;est bien la raison pour laquelle la gestion du True Peak reste un sujet central.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c0710b5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c0710b5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c6d10c9\" data-id=\"c6d10c9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c82e9a0 elementor-widget elementor-widget-image\" data-id=\"c82e9a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"371\" height=\"505\" src=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM-vs-DSD_Par-Pawel-Zdziarski.webp\" class=\"attachment-large size-large wp-image-6048\" alt=\"LPCM-vs-DSD_Par-Pawe\u0142-Zdziarski\" srcset=\"https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM-vs-DSD_Par-Pawel-Zdziarski.webp 371w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM-vs-DSD_Par-Pawel-Zdziarski-220x300.webp 220w, https:\/\/kevork-mastering.com\/wp-content\/uploads\/2024\/11\/LPCM-vs-DSD_Par-Pawel-Zdziarski-9x12.webp 9w\" sizes=\"(max-width: 371px) 100vw, 371px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3fb4485 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3fb4485\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1b3b32f\" data-id=\"1b3b32f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a94ccb7 elementor-widget elementor-widget-text-editor\" data-id=\"a94ccb7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><em><strong>Figure 23 :<\/strong> Repr\u00e9sentations d&rsquo;une forme d&rsquo;onde encod\u00e9e en LPCM dans le cas d&rsquo;un signal \u00e9chantillonn\u00e9 pour le Cd-Audio (16bits, 44.1kHz) (en haut) et d&rsquo;une forme d&rsquo;onde encod\u00e9e en DSD sur 1 seul bit (toujours le cas), mais \u00e0 une fr\u00e9quence d&rsquo;\u00e9chantillonnage 64x plus \u00e9lev\u00e9e (en bas). Source: <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Direct_Stream_Digital\" target=\"_blank\" rel=\"noopener\">Wikip\u00e9dia, LPCM-vs-DSD, par Pawe\u0142 Zdziarski, CC BY 2.5<\/a><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b6002e5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b6002e5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9c234c7\" data-id=\"9c234c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9bc978c elementor-widget elementor-widget-spacer\" data-id=\"9bc978c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0e4c5f5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0e4c5f5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aee38a8\" data-id=\"aee38a8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e814889 elementor-align-center elementor-widget elementor-widget-the7_icon_widget\" data-id=\"e814889\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"the7_icon_widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"the7-icon-wrapper the7-elementor-widget\"><div class=\"elementor-icon\"><i aria-hidden=\"true\" class=\"fas fa-star\"><\/i><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5d1c566 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5d1c566\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5b4f4b6\" data-id=\"5b4f4b6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-500ccff elementor-widget elementor-widget-spacer\" data-id=\"500ccff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c3e7697 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c3e7697\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;background_motion_fx_motion_fx_mouse&quot;:&quot;yes&quot;,&quot;background_motion_fx_mouseTrack_effect&quot;:&quot;yes&quot;,&quot;background_motion_fx_mouseTrack_speed&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:1,&quot;sizes&quot;:[]}}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-12e7ea4\" data-id=\"12e7ea4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-366d71c elementor-widget elementor-widget-heading\" data-id=\"366d71c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00c0 retenir<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5eba14f elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"5eba14f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Le True Peak est un ph\u00e9nom\u00e8ne propre au codage LPCM, li\u00e9 \u00e0 la reconstruction analogique du signal.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Les valeurs True Peak ne d\u00e9crivent pas le volume per\u00e7u (RMS ou Loudness Int\u00e9gr\u00e9).<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Des True Peaks excessifs peuvent provoquer :  du Clipping dans les DAC,  des distorsions accrues lors des encodages et d\u00e9codages Lossy.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Les recommandations (\u22121 dBTP, \u22122 dBTP selon les plateformes) ne sont pas des obligations dans l\u2019industrie musicale.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Certains genres assument volontairement des niveaux \u00e9lev\u00e9s et de la distorsion comme choix artistique.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Le DSD fonctionne selon une logique diff\u00e9rente (Delta-Sigma) et n\u2019est pas concern\u00e9 par le True Peak.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">En mastering, la gestion du True Peak rel\u00e8ve toujours d\u2019un \u00e9quilibre entre technique et intention artistique.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-10fa126 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"10fa126\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-62a9ef7\" data-id=\"62a9ef7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b244e18 elementor-widget elementor-widget-spacer\" data-id=\"b244e18\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-74117ea elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74117ea\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ac78f18\" data-id=\"ac78f18\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3222419 elementor-align-center elementor-widget elementor-widget-the7_icon_widget\" data-id=\"3222419\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"the7_icon_widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"the7-icon-wrapper the7-elementor-widget\"><div class=\"elementor-icon\"><i aria-hidden=\"true\" class=\"fas fa-star\"><\/i><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c495d39 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c495d39\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ae925c2\" data-id=\"ae925c2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8188c9b elementor-widget elementor-widget-spacer\" data-id=\"8188c9b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-44327b9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"44327b9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4ce2160\" data-id=\"4ce2160\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c5bb7ef elementor-widget elementor-widget-heading\" data-id=\"c5bb7ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Lexique du Blog \"Les niveaux True Peak\"<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7e12972 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7e12972\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a496a2f\" data-id=\"a496a2f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fb6819a elementor-widget elementor-widget-menu-anchor\" data-id=\"fb6819a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"LPCM\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-275f6ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"275f6ed\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d79b23f\" data-id=\"d79b23f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a590647 elementor-widget elementor-widget-text-editor\" data-id=\"a590647\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>LPCM\u00a0:<\/strong> <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Modulation_par_impulsions_et_codage\" target=\"_blank\" rel=\"noopener\">Linear Pulse Code Modulation<\/a> est le syst\u00e8me de codage tr\u00e8s majoritairement le + utilis\u00e9 dans l\u2019audio professionnel ou dans la Hi-FI. On le nomme souvent de mani\u00e8re abr\u00e9g\u00e9e \u00ab\u00a0PCM\u00a0\u00bb (Pulse Code Modulation), mais en r\u00e9alit\u00e9 il s&rsquo;agit d&rsquo;un abus de langage. Le terme \u00ab\u00a0Lin\u00e9aire\u00a0\u00bb signifie que les \u00e9chantillons cr\u00e9es sont espac\u00e9s de la m\u00eame mani\u00e8re ce qui n&rsquo;est pas toujours le cas en \u00ab\u00a0PCM\u00a0\u00bb. Le LPCM est donc une sous-cat\u00e9gorie du PCM. Par exemple, pour de l&rsquo;audio enregistr\u00e9 \u00e0 une fr\u00e9quence d&rsquo;\u00e9chantillonnage de 44,1kHz (cas du CD-Audio), toutes les secondes on trouve 44 100 \u00e9chantillons espac\u00e9s par pas de quantification r\u00e9guliers. Le LPCM permet de convertir un son analogique sous la forme d\u2019une suite d\u2019\u00e9chantillons espac\u00e9s \u00e0 une fr\u00e9quence bien d\u00e9finie (44,1kHz, 88.2kHz, 96kHz, etc&#8230;). Le LPCM permet aussi de pouvoir r\u00e9aliser des transformations \u00e0 l&rsquo;aide d&rsquo;outils audionum\u00e9riques comportant des processeurs (CPUs) \u00e0 l&rsquo;aide notamment de stations de travail (DAW, Digital Audio Workstations). On peut donc traiter le signal LPCM en interne (gains, \u00e9galisation, compression, g\u00e9n\u00e9rateur d&rsquo;harmoniques, etc&#8230;). En LPCM le format conteneur le plus rependu est le .wav (Waveform Audio File Format, Microsoft &amp; IBM). Il existe aussi le format .aiff ou .aif (Audio Interchange File Format, Apple), et le .bwf (Broadcast Wave File, EBU).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-66d6154 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"66d6154\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6345df4\" data-id=\"6345df4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c0c4ceb elementor-widget elementor-widget-menu-anchor\" data-id=\"c0c4ceb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"RMS\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0089621 elementor-widget elementor-widget-text-editor\" data-id=\"0089621\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b><\/b><strong>RMS<\/strong> <em>= \u00ab\u00a0Root Mean Square\u00a0\u00bb.<\/em> D\u00e9signe la Moyenne Quadratique. Le niveau RMS est une application purement math\u00e9matique qui repr\u00e9sente la moyenne des valeurs d\u2019une fonction par rapport \u00e0 un param\u00e8tre donn\u00e9 dont d\u00e9pend cette fonction. Pour nous en Audio Pro la fonction consid\u00e9r\u00e9e est la Forme d\u2019Onde (waveform), c\u2019est-\u00e0-dire de l\u2019ensemble des valeurs que la courbe projette en fonction du temps. Ainsi la valeur RMS d\u00e9signe la moyenne arithm\u00e9tique de l\u2019amplitude de la forme d\u2019onde qui se propage entre le d\u00e9but du morceau jusqu\u2019\u00e0 sa fin. Cette moyenne est une valeur assez repr\u00e9sentative de l\u2019amplitude r\u00e9ellement per\u00e7ue par notre appareil auditif qui, dans le cas de formes d\u2019ondes complexes (la musique) ne peut entendre les amplitudes maximales de tous les sons de la forme d\u2019onde.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bfe790a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bfe790a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-eb625c5\" data-id=\"eb625c5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5918797 elementor-widget elementor-widget-menu-anchor\" data-id=\"5918797\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"LoudnessIntgr\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-838ab20 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"838ab20\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8e37b4c\" data-id=\"8e37b4c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-699f0c9 elementor-widget elementor-widget-text-editor\" data-id=\"699f0c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Loudness Int\u00e9gr\u00e9 :<\/strong> Integrated Loudness. Il repr\u00e9sente la sonie d&rsquo;un morceau de musique dans toute sa dur\u00e9e. L&rsquo;algorithme de calcul tient compte de la non lin\u00e9arit\u00e9 de l\u2019oreille humaine en fonction des fr\u00e9quences et des intensit\u00e9s. Il est \u00e9tabli par l\u2019<a href=\"#ITU\">ITU<\/a> dont les premiers travaux sont publi\u00e9s en 2006 sous la nom \u00ab <a href=\"https:\/\/www.itu.int\/rec\/r-rec-bs.1770\/fr\" target=\"_blank\" rel=\"noopener\">ITU-R BS.1770<\/a> \u00bb. Depuis, les travaux de recherches sur l\u2019algorithme sont vou\u00e9s \u00e0 \u00e9voluer afin d\u2019accroitre la pr\u00e9cision de la mesure du Loudness Int\u00e9gr\u00e9 mais peut-\u00eatre aussi de celle du True Peak.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ee0ca98 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ee0ca98\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2641cf5\" data-id=\"2641cf5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7002d5f elementor-widget elementor-widget-menu-anchor\" data-id=\"7002d5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"ITU\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ab6043b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ab6043b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aade8aa\" data-id=\"aade8aa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-613b90d elementor-widget elementor-widget-text-editor\" data-id=\"613b90d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>ITU:\u00a0<\/strong><a href=\"https:\/\/www.itu.int\/fr\/Pages\/default.aspx#\/fr\">International Communication Union<\/a> ou UIT : Union Internationale des T\u00e9l\u00e9communications. Bas\u00e9e \u00e0 Gen\u00e8ve (Suisse) c\u2019est l\u2019agence rattach\u00e9e aux Nations Unies \u0153uvrant pour le d\u00e9veloppement sp\u00e9cialis\u00e9 dans les technologies de l\u2019information et de la communication. Entre autres elle \u00e9tablit les normes du secteur des t\u00e9l\u00e9communications.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c0cfec9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c0cfec9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-65682b4\" data-id=\"65682b4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-81c0bb3 elementor-widget elementor-widget-menu-anchor\" data-id=\"81c0bb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"FullScale\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0605c80 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0605c80\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-102d532\" data-id=\"102d532\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b48b066 elementor-widget elementor-widget-text-editor\" data-id=\"b48b066\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: justify;\"><span lang=\"FR\"><strong>Full Scale:<\/strong> le Full Scale repr\u00e9sente l\u2019\u00e9chelle num\u00e9rique, l&rsquo;unit\u00e9 est le dBFS. La valeur maximale possible est le \u00ab 0 \u00bb puisque sur cette \u00e9chelle toutes les valeurs exprim\u00e9es sont n\u00e9gatives. Le Full Scale d\u00e9signe aussi la valeur maximale, c&rsquo;est \u00e0 dire le \u00ab\u00a00\u00a0\u00bb.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3cbd092 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3cbd092\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4d789c2\" data-id=\"4d789c2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-72f653b elementor-widget elementor-widget-menu-anchor\" data-id=\"72f653b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"LemarchdesDAC\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5159ac3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5159ac3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e22cd18\" data-id=\"e22cd18\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4e48602 elementor-widget elementor-widget-text-editor\" data-id=\"4e48602\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Le march\u00e9 des DAC<\/strong> aujourd&rsquo;hui:<\/p><p style=\"padding-left: 40px;\">Sur le site grand public<a href=\"https:\/\/www.son-video.com\/recherche?termes=DAC\" target=\"_blank\" rel=\"noopener\"> Son-Video.com<\/a><\/p><p style=\"padding-left: 40px;\">Sur le site <a href=\"https:\/\/www.lamaisonduhautparleur.com\/fr\/723-dac-et-lecteurs-reseaux\" target=\"_blank\" rel=\"noopener\">La maison du haut parleur<\/a><\/p><p style=\"padding-left: 40px;\">Sur le site sp\u00e9cialis\u00e9<a href=\"https:\/\/www.hifi.fr\/recherche?controller=search&amp;s=DAC\" target=\"_blank\" rel=\"noopener\"> HiFi.fr<\/a><\/p><p>Dans ces liens il s&rsquo;agit de dispositifs grand public remplissant uniquement la fonction de conversion du DAC (et de pr\u00e9 amplification) mais il existe aussi des syst\u00e8mes HiFi \u00ab\u00a0multifonctions\u00a0\u00bb dans lequel un DAC est int\u00e9gr\u00e9. Par exemple le cas des amplis int\u00e9gr\u00e9s ou de certains lecteurs&#8230;<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6139c43 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6139c43\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-206c2cc\" data-id=\"206c2cc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0ff8c4d elementor-widget elementor-widget-menu-anchor\" data-id=\"0ff8c4d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"Lossy\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b0562c5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b0562c5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a99b8c2\" data-id=\"a99b8c2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3eea683 elementor-widget elementor-widget-text-editor\" data-id=\"3eea683\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Lossy:<\/strong> l\u2019encodage \u00ab Lossy \u00bb &#8211; contrairement \u00e0 l\u2019encodage \u00ab Lossless \u00bb &#8211; est une compression de donn\u00e9es (data)<br \/>qui engendre une perte de la partie audible du signal du format d\u2019origine en contrepartie de l&rsquo;all\u00e9gement du poids du fichier. L\u2019exemple le plus courant est le <a href=\"https:\/\/fr.wikipedia.org\/wiki\/MP3\" target=\"_blank\" rel=\"noopener\">mp3<\/a> qui malgr\u00e9 <a href=\"https:\/\/www.iis.fraunhofer.de\/en\/ff\/amm\/consumer-electronics\/mp3.html\" target=\"_blank\" rel=\"noopener\">l&rsquo;arr\u00eat de son d\u00e9veloppement en 2017<\/a> par son cr\u00e9ateur l&rsquo;institut <a href=\"https:\/\/www.iis.fraunhofer.de\/en.html\" target=\"_blank\" rel=\"noopener\">Fraunhofer IIS<\/a> demeure toujours le format Lossy le plus couramment utilis\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d0e56d1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d0e56d1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-66d2aef\" data-id=\"66d2aef\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-568e91b elementor-widget elementor-widget-menu-anchor\" data-id=\"568e91b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"LimiteurBrickwall\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-74d8284 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74d8284\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e058638\" data-id=\"e058638\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9a22ea1 elementor-widget elementor-widget-text-editor\" data-id=\"9a22ea1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Limiteur Brickwall:<\/strong> le limiteur de type Brickwall est un outil de traitement permettant d\u2019augmenter le niveau sonore du signal tout en emp\u00eachant celui-ci de d\u00e9passer un seuil num\u00e9rique d\u00e9fini par l&rsquo;utilisateur. Le seuil le plus haut possible \u00e9tant le 0 absolu ou \u00ab Full Scale \u00bb. En 1994 la compagnie Waves Ltd lance son Plugin \u00ab L1 \u00bb qui ouvrira le chapitre de la Guerre des Volumes conjointement \u00e0 la technologie du Cd-Audio introduit en 1982.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b5db97c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b5db97c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fe6a333\" data-id=\"fe6a333\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6e1a386 elementor-widget elementor-widget-menu-anchor\" data-id=\"6e1a386\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"Plugin\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2708bfd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2708bfd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c9f0ddb\" data-id=\"c9f0ddb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1c97d76 elementor-widget elementor-widget-text-editor\" data-id=\"1c97d76\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Plugin : <\/strong>le plugin est un programme audionum\u00e9rique qui s&rsquo;ins\u00e8re au sein d&rsquo;un programme H\u00f4te appel\u00e9 \u00ab\u00a0Station Audionum\u00e9rique\u00a0\u00bb ou \u00ab\u00a0DAW\u00a0\u00bb (Digital Audio Workstation) par lequel les fichiers audio sont trait\u00e9s: \u00e9galisation, compression, niveaux etc&#8230;<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-28ee6d7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"28ee6d7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fb53e8b\" data-id=\"fb53e8b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f9a7a47 elementor-widget elementor-widget-menu-anchor\" data-id=\"f9a7a47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"EBU\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1fdee13 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1fdee13\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e98ce41\" data-id=\"e98ce41\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-df579ff elementor-widget elementor-widget-text-editor\" data-id=\"df579ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>EBU:<\/strong> European Broadcast Union ou UER. C&rsquo;est l&rsquo;Union Europ\u00e9enne de Radio T\u00e9l\u00e9vision. Comme l&rsquo;<a href=\"https:\/\/www.itu.int\/fr\/Pages\/default.aspx#\/fr\" target=\"_blank\" rel=\"noopener\">ITU<\/a> l&rsquo;organisation est bas\u00e9e \u00e0 Gen\u00e8ve. En s&rsquo;appuyant sur les travaux de l&rsquo;ITU conduits depuis 2006 sur les mesures du Loudness et du True Peak, l&rsquo;EBU publie en Aout 2010 ses propres recommandations sous le nom <a href=\"https:\/\/en.wikipedia.org\/wiki\/EBU_R_128\" target=\"_blank\" rel=\"noopener\">EBU R 128<\/a> : \u00ab\u00a0Loudness Normalisation and permitted maximum level of Audio Signals\u00a0\u00bb. Elles rentrent en vigueur en 2012. L&rsquo;EBU r\u00e9alise des mises \u00e0 jour r\u00e9guli\u00e8res en lien avec les versions de l&rsquo;ITU sur les mesures (<a href=\"https:\/\/www.itu.int\/rec\/R-REC-BS.1770-5-202311-I\/fr\" target=\"_blank\" rel=\"noopener\">ITU BS 1770<\/a>). La derni\u00e8re version <a href=\"https:\/\/tech.ebu.ch\/docs\/r\/r128.pdf\" target=\"_blank\" rel=\"noopener\">EBU R 128-5<\/a> date de novembre 2023.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-db5ee46 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"db5ee46\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-67b0084\" data-id=\"67b0084\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c673dec elementor-widget elementor-widget-menu-anchor\" data-id=\"c673dec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"stro\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c7899bf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c7899bf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-991a104\" data-id=\"991a104\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c76b6ad elementor-widget elementor-widget-text-editor\" data-id=\"c76b6ad\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>St\u00e9r\u00e9o:<\/strong> aujourd&rsquo;hui dans l&rsquo;industrie de la musique la grande majorit\u00e9 des enregistrements sonores demeure de facto en format St\u00e9r\u00e9o, comptant donc deux canaux. C&rsquo;est le cas depuis 1958, date de la commercialisation du vinyle st\u00e9r\u00e9o. Cependant en 2025, la distribution multicanale autre que \u00ab\u00a0st\u00e9r\u00e9o\u201d existe bien et se d\u00e9veloppe discr\u00e8tement tant bien que mal. Les formats les plus r\u00e9pandus comptent 6 ou 8 canaux (5.1, 7.1). Cette distribution se concentre surtout sur l\u2019audio immersif (formats \u00e0 objets) et, dans une moindre mesure, sur des supports physiques (Blu-Ray Audio, Pure Blu-Ray Audio, SACD) et des t\u00e9l\u00e9chargements multicanaux. Par rapport \u00e0 la notion de True Peak il convient de distinguer que mis \u00e0 part le support SACD qui utilise la technologie DSD (codage Delta-Sigma), tous les autres formats multicanaux sont sujets \u00e0 la m\u00eame vigilance que pour les formats st\u00e9r\u00e9o classiques, car ils sont tous cod\u00e9s de la m\u00eame fa\u00e7on (LPCM). Voir la partie de l&rsquo;article sur le DSD: \u00ab\u00a0LPCM vs DSD: le comportement du True Peak\u00a0\u00bb.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-405dfaf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"405dfaf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-80efab7\" data-id=\"80efab7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-430be19 elementor-widget elementor-widget-menu-anchor\" data-id=\"430be19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"UtilisationduSmartphone\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-74ac9f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74ac9f3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2bf7012\" data-id=\"2bf7012\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7ff7500 elementor-widget elementor-widget-text-editor\" data-id=\"7ff7500\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Utilisation du Smartphone:<\/strong> selon une <a href=\"https:\/\/www.airofmelty.fr\/culture-divertissement\/72-des-jeunes-francais-ecoutent-de-la-musique-sur-leur-smartphone-2701.html\" target=\"_blank\" rel=\"noopener\" data-wplink-edit=\"true\">\u00e9tude men\u00e9e par Qobuz en 2021<\/a>, 72% des jeunes \u00e9coutent de la musique avec uniquement leur Smartphone.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fc90153 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fc90153\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aa462f6\" data-id=\"aa462f6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3f62458 elementor-widget elementor-widget-spacer\" data-id=\"3f62458\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3387529 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3387529\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2c8cc91\" data-id=\"2c8cc91\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b9b8c9 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"3b9b8c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fas fa-wave-square\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Qu&rsquo;est-ce que le \u00ab\u00a0True Peak\u00a0\u00bb ou \u00ab\u00a0Cr\u00eate Vraie\u00a0\u00bb ? Pourquoi ces niveaux sont-ils importants en Mastering ? Comment sont g\u00e9r\u00e9s les True Peaks en Mastering Professionnel aujourd&rsquo;hui ?<\/p>\n","protected":false},"author":1,"featured_media":4068,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38,10,50,4],"tags":[],"post_folder":[],"class_list":["post-3851","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-fr","category-culture-audio","category-ingenierie-audio","category-mastering-audio"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les niveaux True Peak en Mastering | Kevork Mastering<\/title>\n<meta name=\"description\" content=\"Qu&#039;est-ce que le &quot;True Peak&quot; ou &quot;Cr\u00eate Vraie&quot; ? Pourquoi ces niveaux sont-ils importants en Mastering ? 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