{"id":124968,"date":"2025-02-26T08:56:59","date_gmt":"2025-02-26T06:56:59","guid":{"rendered":"https:\/\/elementor.com\/blog\/convertisseur-en-ligne-px-vers-cm-et-tableau-de-conversion\/"},"modified":"2025-01-15T12:08:04","modified_gmt":"2025-01-15T10:08:04","slug":"convertisseur-en-ligne-px-vers-cm-et-tableau-de-conversion","status":"publish","type":"post","link":"https:\/\/elementor.com\/blog\/fr\/convertisseur-en-ligne-px-vers-cm-et-tableau-de-conversion\/","title":{"rendered":"Convertisseur en ligne PX vers CM et tableau de conversion"},"content":{"rendered":"\n<style>\n        .converter {\n      background-color: #fff;\n      padding: 20px;\n      border-radius: 5px;\n      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);\n    }\n\n    input[type=\"number\"] {\n      width: 150px;\n      padding: 8px;\n      margin-bottom: 10px;\n      border: 1px solid #ccc;\n      border-radius: 4px;\n    }\n\n    button {\n      padding: 8px 15px;\n\n      color: white;\n      border: none;\n      border-radius: 4px;\n      cursor: pointer;\n    }\n  <\/style>\n\n  <div class=\"converter\">\n    <h2>Convertisseur PX vers CM<\/h2>\n    <label for=\"pxInput\">Pixels (px):<\/label>\n    <input type=\"number\" id=\"pxInput\"\/>\n\n    <label for=\"ppiInput\">PPI (Pixels Par Pouce) :<\/label>\n    <input type=\"number\" id=\"ppiInput\" value=\"96\"\/>\n\n    <button onclick=\"convert()\">Convertir<\/button>\n\n    <p id=\"result\"><\/p>\n  <\/div>\n\n  <script>\n    function convert() {\n      const pxValue = parseFloat(document.getElementById('pxInput').value);\n      const ppiValue = parseFloat(document.getElementById('ppiInput').value);\n\n      if (isNaN(pxValue) || isNaN(ppiValue)) {\n        document.getElementById('result').textContent = 'Please enter valid numbers.';\n        return;\n      }\n\n      const cmValue = pxValue \/ ppiValue * 2.54;\n      document.getElementById('result').textContent = `${pxValue}px is approximately equal to ${cmValue.toFixed(2)}cm`;\n    }\n  <\/script>\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>Pixels (px)<\/th><th>cm (96 PPI)<\/th><th>cm (300 PPI)<\/th><\/tr><tr><td>100<\/td><td>2.65<\/td><td>0.85<\/td><\/tr><tr><td>200<\/td><td>5.29<\/td><td>1.69<\/td><\/tr><tr><td>300<\/td><td>7.94<\/td><td>2.54<\/td><\/tr><tr><td>400<\/td><td>10.58<\/td><td>3.39<\/td><\/tr><tr><td>500<\/td><td>13.23<\/td><td>4.23<\/td><\/tr><tr><td>600<\/td><td>15.87<\/td><td>5.08<\/td><\/tr><tr><td>700<\/td><td>18.52<\/td><td>5.93<\/td><\/tr><tr><td>800<\/td><td>21.17<\/td><td>6.78<\/td><\/tr><tr><td>900<\/td><td>23.81<\/td><td>7.62<\/td><\/tr><tr><td>1000<\/td><td>26.46<\/td><td>8.47<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p><strong>Compr\u00e9hension du tableau<\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>px :<\/strong> Cette colonne repr\u00e9sente le nombre de pixels que vous souhaitez convertir.<\/li>\n\n\n\n<li><strong>cm (96 PPI) :<\/strong> Cette colonne indique l&rsquo;\u00e9quivalent en centim\u00e8tres pour un PPI standard de 96, couramment utilis\u00e9 en conception web.<\/li>\n\n\n\n<li><strong>cm (300 PPI) :<\/strong> Cette colonne indique l&rsquo;\u00e9quivalent en centim\u00e8tres pour un PPI de 300, couramment utilis\u00e9 pour l&rsquo;impression de haute qualit\u00e9.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Pixels en Centim\u00e8tres<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Les pixels (px)<\/strong> sont les plus petites unit\u00e9s d&rsquo;une image num\u00e9rique ou d&rsquo;un affichage. Ils n&rsquo;ont pas de taille physique inh\u00e9rente ; leurs dimensions r\u00e9elles d\u00e9pendent de la r\u00e9solution de l&rsquo;\u00e9cran.<\/li>\n\n\n\n<li><strong>Centim\u00e8tres (cm) :<\/strong> Une unit\u00e9 standard de longueur dans le syst\u00e8me m\u00e9trique (1 centim\u00e8tre = 0,01 m\u00e8tres).<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Pourquoi convertir ?<\/h2>\n\n<p>La conversion des pixels en centim\u00e8tres est essentielle lorsque vous devez d\u00e9terminer la taille physique d&rsquo;une image pour :<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>L&rsquo;impression :<\/strong> S&rsquo;assurer que votre image num\u00e9rique se traduit correctement \u00e0 la taille d&rsquo;impression souhait\u00e9e.<\/li>\n\n\n\n<li><strong>La conception web :<\/strong> Garantir que les \u00e9l\u00e9ments s&rsquo;affichent comme pr\u00e9vu sur des appareils avec des r\u00e9solutions d&rsquo;\u00e9cran variables.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Le r\u00f4le du PPI (Pixels Par Pouce)<\/h2>\n\n<p>La conversion n&rsquo;est pas une relation directe 1:1. Voici pourquoi:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>PPI (Pixels Par Pouce) :<\/strong> Le PPI indique la densit\u00e9 de pixels d&rsquo;un \u00e9cran ou d&rsquo;une image. Un PPI plus \u00e9lev\u00e9 signifie plus de pixels dans le m\u00eame espace physique, r\u00e9sultant en une image plus nette.<\/li>\n\n\n\n<li><strong>Pour convertir les pixels en centim\u00e8tres, vous DEVEZ conna\u00eetre le PPI de l&rsquo;image ou de l&rsquo;appareil d&rsquo;affichage pr\u00e9vu.<\/strong><\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Formule de conversion<\/h2>\n\n<p>La formule de base pour la conversion est :<\/p>\n\n<p><strong>Taille (cm) = Taille (px) \/ PPI * 2,54<\/strong><\/p>\n\n<p>O\u00f9 :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>2,54 est le facteur de conversion entre pouces et centim\u00e8tres.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Exemple<\/h3>\n\n<p>Supposons que vous ayez une image de 1000 pixels de large, et que vous souhaitiez l&rsquo;imprimer \u00e0 300 PPI :<\/p>\n\n<ol class=\"wp-block-list\">\n<li><strong>Calcul :<\/strong> 1000 pixels \/ 300 PPI * 2,54 = 8,47 cm<\/li>\n\n\n\n<li><strong>R\u00e9sultat :<\/strong> L&rsquo;image fera approximativement 8,47 cm de large une fois imprim\u00e9e.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Convertisseur PX vers CM Pixels (px): PPI (Pixels Par Pouce) : Convertir Pixels (px) cm (96 PPI) cm (300 PPI) 100 2.65 0.85 200 5.29 1.69 300 7.94 2.54 400 10.58 3.39 500 13.23 4.23 600 15.87 5.08 700 18.52 5.93 800 21.17 6.78 900 23.81 7.62 1000 26.46 8.47 Compr\u00e9hension du tableau Pixels en [&hellip;]<\/p>\n","protected":false},"author":2024234,"featured_media":103942,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[514],"tags":[],"marketing_persona":[],"marketing_intent":[],"class_list":["post-124968","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ressources"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ 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