{"id":1698,"date":"2018-11-09T15:07:00","date_gmt":"2018-11-09T14:07:00","guid":{"rendered":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/?p=1698"},"modified":"2021-12-17T15:10:34","modified_gmt":"2021-12-17T14:10:34","slug":"traitements-dune-image","status":"publish","type":"post","link":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/2018\/11\/09\/traitements-dune-image\/","title":{"rendered":"Traitements d&rsquo;une image"},"content":{"rendered":"\n<p><strong><em>Programmer diff\u00e9rents traitements d&rsquo;une image, c&rsquo;est le sujet de cette nouvelle pr\u00e9sentation dans le cadre de la formation au num\u00e9rique des \u00e9l\u00e8ves.<\/em><\/strong><\/p>\n\n\n\n<p>\u00c0 partir d\u2019une m\u00eame image num\u00e9rique et de petits programmes (logiciel Python), neuf fiches d&rsquo;activit\u00e9s proposent des op\u00e9rations de traitements autour des notions de dimension d\u2019une image, et de codage num\u00e9rique des couleurs :<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Transformer une image en noir et blanc<\/li><li>Filtrer une image couleur<\/li><li>Inverser les couleurs d\u2019une image RGB (rouge,vert,bleu)<\/li><li>Transformer une image couleurs en une image en niveaux de gris<\/li><li>Transformer une image en huit couleurs<\/li><li>Faire pivoter une image<\/li><li>Couper une image en quatre puis former une nouvelle image<\/li><li>Agrandir une image<\/li><li>Conserver uniquement des contours<\/li><\/ul>\n\n\n\n<p class=\"has-background\" style=\"background-color:#e1f1f1\">\u00a0\u2592 <a href=\"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-content\/uploads\/sites\/6\/2021\/12\/Traitement_d_une_image_numerique-1.pdf\"><strong>Diff\u00e9rents traitements d&rsquo;une m\u00eame image en neuf fiches<\/strong><\/a><\/p>\n\n\n\n<p class=\"wp-block-pdfemb-pdf-embedder-viewer\"><\/p>\n\n\n\n<p><strong>Plus d\u2019informations<\/strong><br><a href=\"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/category\/formations-au-numerique\/formation-au-numerique-des-eleves\/\">Retrouvez tous les documents de la formation au num\u00e9rique des \u00e9l\u00e8ves<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Programmer diff\u00e9rents traitements d&rsquo;une image, c&rsquo;est le sujet de cette nouvelle pr\u00e9sentation dans le cadre de la formation au num\u00e9rique des \u00e9l\u00e8ves. \u00c0 partir d\u2019une m\u00eame image num\u00e9rique et de [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1700,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"footnotes":""},"categories":[32],"tags":[],"class_list":{"0":"post-1698","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-formation-au-numerique-des-eleves","8":"czr-hentry"},"_links":{"self":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts\/1698","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/comments?post=1698"}],"version-history":[{"count":1,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts\/1698\/revisions"}],"predecessor-version":[{"id":1701,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts\/1698\/revisions\/1701"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/media\/1700"}],"wp:attachment":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/media?parent=1698"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/categories?post=1698"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/tags?post=1698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}