{"id":544,"date":"2026-04-17T07:27:14","date_gmt":"2026-04-17T07:27:14","guid":{"rendered":"https:\/\/runway.silverfast.com\/hc\/help-on-a-feature\/what-does-aaco-do-and-how-do-i-use-it\/"},"modified":"2026-04-17T07:27:14","modified_gmt":"2026-04-17T07:27:14","password":"","slug":"que-fait-aaco-et-comment-lutiliser","status":"publish","type":"docs","link":"https:\/\/runway.silverfast.com\/fr\/hc\/help-on-a-feature\/what-does-aaco-do-and-how-do-i-use-it\/","title":{"rendered":"Que fait le CAAA et comment l'utiliser ?"},"content":{"rendered":"<p>Certaines zones de votre image sont trop sombres alors que la luminosit\u00e9 g\u00e9n\u00e9rale est bonne ? Cela peut se produire lors d'une prise de vue \u00e0 contre-jour, par exemple. AACO (Auto Adaptive Contrast Optimization) de SilverFast est l'outil de choix dans ce cas.<\/p>\n<p>&nbsp;<\/p>\n<table style=\"height: 311px; width: 100%; max-width: 100%; border: 1px solid rgb(0, 0, 0)\" cellpadding=\"0\" cellspacing=\"0\">\n<tbody>\n<tr style=\"height: 44px\">\n<td style=\"width: 50%; height: 44px; box-sizing: border-box; border-top: none; border-right: none; border-bottom: 1px solid rgb(0, 0, 0); border-left: none\">Intensit\u00e9 : d\u00e9termine l'intensit\u00e9 de l'effet d'\u00e9claircissement sur les zones sombres.<\/td>\n<td rowspan=\"4\" style=\"width: 50%; height: 309px; box-sizing: border-box; border-top: none; border-right: none; border-bottom: 1px solid rgb(0, 0, 0); border-left: 1px solid rgb(0, 0, 0)\"><img decoding=\"async\" src=\"https:\/\/helpcenter.silverfast.com\/galleryDocuments\/edbsn4bbc68fb84b5c08eb859baeabc922a0994fecaf63cdfda87b2a6b9ea3884bf60ed3feba5a1a9389d7ca682a6c33547fe650e3cb154bff639c9b69616219f3e83?inline=true\" style=\"padding: 0px; max-width: 100%; box-sizing: border-box\" \/><\/td>\n<\/tr>\n<tr style=\"height: 89px\">\n<td style=\"width: 50%; height: 89px; box-sizing: border-box; border-top: none; border-right: none; border-bottom: 1px solid rgb(0, 0, 0); border-left: none\">Largeur de l'ombre : d\u00e9termine la luminosit\u00e9 des zones affect\u00e9es par l'AACO. Il s'agit d'une \u00e9chelle de gris allant du noir au blanc. D\u00e9placez le curseur vers la droite pour inclure des zones plus claires.<\/td>\n<\/tr>\n<tr style=\"height: 111px\">\n<td style=\"width: 50%; height: 113px; box-sizing: border-box; border-top: none; border-right: none; border-bottom: 1px solid rgb(0, 0, 0); border-left: none\">Saturation : l'utilisation d'AACO peut entra\u00eener une perte de saturation dans les zones concern\u00e9es. Utilisez le curseur de saturation pour r\u00e9tablir la saturation de ces zones sans affecter la saturation globale.<\/td>\n<\/tr>\n<tr style=\"height: 65px\">\n<td style=\"width: 50%; height: 65px; box-sizing: border-box; border: none\">\n<p>Rayon : Le rayon doit correspondre \u00e0 l'espacement des d\u00e9tails de l'ombre pour que le syst\u00e8me AACO fonctionne.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>Une bonne m\u00e9thode consiste \u00e0 utiliser une valeur d'intensit\u00e9 \u00e9lev\u00e9e afin de pouvoir voir clairement quelles zones de l'image sont affect\u00e9es. Trouvez ensuite une largeur d'ombre qui inclut les zones pour lesquelles vous souhaitez augmenter la luminosit\u00e9. R\u00e9duisez la force jusqu'\u00e0 ce que les zones soient \u00e9claircies \u00e0 votre go\u00fbt, avant de ramener la saturation \u00e0 un niveau normal. Ajustez le rayon si n\u00e9cessaire.<\/p>","protected":false},"excerpt":{"rendered":"<p>Some areas in your image are are too dark although the overall brightness is fine? This can happen when shooting against the light, e.g.. AACO is the Auto Adaptive Contrast Optimization of SilverFast and the tool of choice in this case. &nbsp; Strength: determines the strength of the brightening effect on the dark areas. Shadow [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[20],"doc_tag":[],"class_list":["post-544","docs","type-docs","status-publish","hentry","doc_category-help-on-a-feature"],"year_month":"2026-06","word_count":212,"total_views":"102","reactions":{"happy":"0","normal":"0","sad":"0"},"author_info":{"name":"l'administration","author_nicename":"webteam_jwrszpig","author_url":"https:\/\/runway.silverfast.com\/fr\/author\/webteam_jwrszpig\/"},"doc_category_info":[{"term_name":"Help on a Feature","term_url":"https:\/\/runway.silverfast.com\/fr\/hc-category\/help-on-a-feature\/"}],"doc_tag_info":[],"knowledge_base_info":[],"knowledge_base_slug":[],"_links":{"self":[{"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/docs\/544","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/comments?post=544"}],"version-history":[{"count":0,"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/docs\/544\/revisions"}],"wp:attachment":[{"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/media?parent=544"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/doc_category?post=544"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/runway.silverfast.com\/fr\/wp-json\/wp\/v2\/doc_tag?post=544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}