From cc6b7e41bcb247faded6cfb5585ebf32ebaab315 Mon Sep 17 00:00:00 2001
From: Marcin Kurczewski <mkurczew@gmail.com>
Date: Mon, 10 Nov 2014 20:44:32 +0100
Subject: [PATCH] Fixed generating thumbnails of GIF images

---
 src/Services/ImageManipulation/ImagickImageManipulator.php | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/Services/ImageManipulation/ImagickImageManipulator.php b/src/Services/ImageManipulation/ImagickImageManipulator.php
index c6fee9d8..16fcf09a 100644
--- a/src/Services/ImageManipulation/ImagickImageManipulator.php
+++ b/src/Services/ImageManipulation/ImagickImageManipulator.php
@@ -44,8 +44,11 @@ class ImagickImageManipulator implements IImageManipulator
 		switch ($format)
 		{
 			case self::FORMAT_JPEG:
-				$imageResource->setImageBackgroundColor('white');
-				$imageResource = $imageResource->flattenImages();
+				$matte = new \Imagick();
+				$matte->newImage($imageResource->getImageWidth(), $imageResource->getImageHeight(), 'white');
+				$matte->compositeimage($imageResource, \Imagick::COMPOSITE_OVER, 0, 0);
+				$imageResource->destroy();
+				$imageResource = $matte;
 				$imageResource->setImageFormat('jpeg');
 				break;