function image_format($img, $format = 'png') { $qualite = null; if ($format == 'png8') { $format = 'png'; $qualite = 128; } return image_aplatir($img, $format, 'cccccc', $qualite, true); }
function filtre_background_image_dist ($img, $couleur, $pos="") { if (!function_exists("imagecreatetruecolor") OR !include_spip('filtres/images_transforme') OR !function_exists('image_sepia') OR !function_exists('image_aplatir') ) return "background-color: #$couleur;"; return "background: url(".url_absolue(extraire_attribut(image_aplatir(image_sepia($img, $couleur),"gif","cccccc", 64, true), "src")).") $pos;"; }