diff --git a/bigform_pipelines.php b/bigform_pipelines.php
index 9c9f23c..7d87890 100644
--- a/bigform_pipelines.php
+++ b/bigform_pipelines.php
@@ -12,3 +12,35 @@
 if (!defined('_ECRIRE_INC_VERSION')) {
 	return;
 }
+
+/**
+ * Branchement sur l'insertion de document pour generer le cache des images
+ * a la sortie du formualire
+ * Extensions utilisées :
+ * - jpg
+ * - png
+ * - webm
+ *
+ * @param Array $flux
+ *
+ * @return Array $flux
+ */
+function bigform_post_edition($flux){
+	if (
+		$flux['args']['table'] === 'spip_documents'
+		and $id_document = intval($flux['args']['id_objet'])
+		and $flux['args']['action'] === 'ajouter_document'
+		and in_array($flux['data']['extension'], ['jpg', 'png', 'webm'])
+	) {
+		$url = generer_url_public("retailler_img", [
+			"id_document" =>intval($id_document),
+			"hash" => md5(date("Y-m-d"))
+		], true, false);
+
+		$ch = curl_init($url);
+		curl_exec($ch);
+		curl_close($ch);
+	}
+
+	return $flux;
+}
diff --git a/paquet.xml b/paquet.xml
index 9db86a3..4812f3e 100644
--- a/paquet.xml
+++ b/paquet.xml
@@ -21,5 +21,7 @@
 	<pipeline nom="autoriser" inclure="bigform_autorisations.php" />
 	<pipeline nom="declarer_tables_principales" inclure="base/bigform.php" />
 
+	<pipeline nom="post_edition" inclure="bigform_pipelines.php" />
+
 
 </paquet>
diff --git a/retailler_img.html b/retailler_img.html
new file mode 100644
index 0000000..1186fa9
--- /dev/null
+++ b/retailler_img.html
@@ -0,0 +1,8 @@
+#CACHE{0}
+
+<BOUCLE_documents(DOCUMENTS){si #ENV{hash}|=={#DATE|affdate{Y-m-d}|md5}}{id_document}{tout}>
+	[(#FICHIER|image_recadre{3072:1800,-,focus}|adaptive_images{3072})]
+	[(#FICHIER|image_recadre{2048:1200,-,focus}|adaptive_images{2048})]
+	[(#FICHIER|image_recadre{1024:600,-,focus}|adaptive_images{1024})]
+	[(#FICHIER|image_recadre{512:300,-,focus}|adaptive_images{512})]
+</BOUCLE_documents>