diff --git a/core/class/helper.class.php b/core/class/helper.class.php
index 42472ac..286a0d8 100644
--- a/core/class/helper.class.php
+++ b/core/class/helper.class.php
@@ -590,5 +590,44 @@ class helper {
 		list($encrypted_data, $iv) = explode('::', base64_decode($garble), 2);
 		return openssl_decrypt($encrypted_data, 'aes-256-cbc', $key, 0, $iv);
 	}
+	
+	/**
+	 * Scan le contenu d'un dossier et de ses sous-dossiers, retourne ceux contenant au moins un fichier 
+	 * dont l'extension est contenue dans $filter
+	 * @param string $dir Dossier à scanner
+	 * @param array $filter array des extensions à filtrer
+	 * @return array
+	 */
+	public static function scanDir($dir, $filter = []) {
+		$exclu = ["agenda", "backup", "fonts", "icones", "theme"];
+		$dirContent = [];
+		$iterator = new DirectoryIterator($dir);
+		foreach($iterator as $fileInfos) {
+			if($fileInfos->isDot() === false AND $fileInfos->isDir()) {
+				if(in_array($fileInfos, $exclu)) continue;
+  				$dirContent[] = $dir . '/' . $fileInfos->getBasename();
+				$dirContent = array_merge($dirContent, self::scanDir($dir . '/' . $fileInfos->getBasename()));
+			}
+		}
+		if( $filter ===[] ){
+			return $dirContent;
+		} else {
+			$dirContentFilter =[];
+			foreach($dirContent as $dirco){
+				$dirImg = opendir( $dirco );
+				// Dossier avec au moins 1 image ?
+				while (($file = readdir($dirImg)) !== false) {	
+					if(is_file($dirco .'/'. $file)){
+						if(in_array(preg_replace("#(.+)\.(.+)#", "$2", $file), $filter)){
+							$dirContentFilter[] = $dirco;
+							continue(2);
+						}
+					}
+				}
+				closedir($dirImg);
+			}
+			return $dirContentFilter;
+		}
+	}	
 
 }
diff --git a/module/gallery/gallery.php b/module/gallery/gallery.php
index 921d95c..40da7e7 100644
--- a/module/gallery/gallery.php
+++ b/module/gallery/gallery.php
@@ -366,9 +366,10 @@ class gallery extends common {
 	 */
 	public function dirs() {
 		// Valeurs en sortie
+		$filter = ['jpg', 'jpeg', 'png', 'gif', 'tiff', 'ico', 'webp'];
 		$this->addOutput([
 			'display' => self::DISPLAY_JSON,
-			'content' => galleriesHelper::scanDir(self::FILE_DIR.'source')
+			'content' => helper::scanDir(self::FILE_DIR.'source', $filter)
 		]);
 	}
 
@@ -729,25 +730,3 @@ class gallery extends common {
 
 }
 
-class galleriesHelper extends helper {
-
-	/**
-	 * Scan le contenu d'un dossier et de ses sous-dossiers
-	 * @param string $dir Dossier à scanner
-	 * @return array
-	 */
-	public static function scanDir($dir) {
-
-		$exclu = ["agenda", "backup", "fonts", "icones", "theme"];
-		$dirContent = [];
-		$iterator = new DirectoryIterator($dir);
-		foreach($iterator as $fileInfos) {
-			if($fileInfos->isDot() === false AND $fileInfos->isDir()) {
-				if(in_array($fileInfos, $exclu)) continue;
-				$dirContent[] = $dir . '/' . $fileInfos->getBasename();
-				$dirContent = array_merge($dirContent, self::scanDir($dir . '/' . $fileInfos->getBasename()));
-			}
-		}
-		return $dirContent;
-	}
-}