Respect PDF crop settings when converting to image

Author: stackpr

src/Configuration/ConfigurationDefaults.php

@@ -121,6 +121,7 @@ public function __construct(&$settings) {
           '#engine' => 'Convert\\ImageMagick',
           "colorspace" => "sRGB",
           "flatten" => 1,
+          "define" => 'pdf:use-cropbox=true',
         ),
       ),
       'pdf->(zip/jpg|directory/jpg)' => array(

src/Engine/Convert/ImageMagick.php

@@ -55,6 +55,12 @@ class ImageMagick extends EngineBase {
       'default' => NULL,
       'group' => 1,
     ),
+    array(
+      'name' => 'define',
+      'mode' => Shell::SHELL_ARG_BASIC_SGL,
+      'default' => NULL,
+      'group' => 1,
+    ),
   );
 
   public function convertFile($source, $destination) {