[(#PLUGIN{centre_image}|oui) [(#ENV{image}|image_recadre{#ENV{w}:#ENV{h}, -, focus}|image_reduire{#ENV{w},#ENV{h}}|image_aplatir{jpg,222222,90}|extraire_attribut{src})] ] [(#PLUGIN{centre_image}|non) [(#ENV{image}|image_passe_partout{#ENV{w},#ENV{h}}|image_recadre{#ENV{w},#ENV{h},center,222222}|image_aplatir{jpg,222222,90}|extraire_attribut{src})] ]