From bf8abf5ebe6ad96b32c9b741d702840865175260 Mon Sep 17 00:00:00 2001
From: Thomas Citharel <tcit@tcit.fr>
Date: Wed, 16 Mar 2016 16:39:03 +0100
Subject: [PATCH] check that exif is installed instead of GD to use it

---
 src/PHPePub/Helpers/ImageHelper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/PHPePub/Helpers/ImageHelper.php b/src/PHPePub/Helpers/ImageHelper.php
index dc6f1b1..e81cb62 100644
--- a/src/PHPePub/Helpers/ImageHelper.php
+++ b/src/PHPePub/Helpers/ImageHelper.php
@@ -253,7 +253,7 @@ public static function getImage($book, $imageSource) {
                     $width = ImageSX($imageFile);
                     $height = ImageSY($imageFile);
                 }
-                if (self::isGdInstalled()) {
+                if (self::isExifInstalled()) {
                     @$type = exif_imagetype($imageSource);
                     $mime = image_type_to_mime_type($type);
                 }