From 4574c5cf5cbb9efc4f787b264842573540f88439 Mon Sep 17 00:00:00 2001 From: Georg Ehrke Date: Thu, 15 Aug 2013 16:13:01 +0200 Subject: [PATCH] check if ->resource is a resource --- lib/image.php | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/lib/image.php b/lib/image.php index 53ffb24d18c..840b744ad72 100644 --- a/lib/image.php +++ b/lib/image.php @@ -496,8 +496,10 @@ class OC_Image { return false; } $this->resource = @imagecreatefromstring($str); - imagealphablending($this->resource, false); - imagesavealpha($this->resource, true); + if(is_resource($this->resource)) { + imagealphablending($this->resource, false); + imagesavealpha($this->resource, true); + } if(!$this->resource) { OC_Log::write('core', 'OC_Image->loadFromData, couldn\'t load', OC_Log::DEBUG); -- 2.39.5