setAccessKey($ak); $client->setSecretKey($sk); echo "\nDemo PotraitEffect\n"; $body = [ 'image_url' => 'http://xxxx', // 'image_base64' => '/9xx', 'type' => 'pixar', 'return_type' => 0, ]; $response = $client->PotraitEffect(['form_params' => $body]); echo $response;