diff --git a/image.gd.inc b/image.gd.inc
index 7577523..1d00dbb 100644
--- a/image.gd.inc
+++ b/image.gd.inc
@@ -38,64 +38,11 @@ function image_gd_smartcrop_scale(stdClass $image_data, $requested_x, $requested
  */
 function image_gd_smartcrop_crop(stdClass $image_data, $requested_x, $requested_y) {
   $image = $image_data->resource;
-  $dx = imagesx($image) - min(imagesx($image), $requested_x);
-  $dy = imagesy($image) - min(imagesy($image), $requested_y);
-  $left = $top = 0;
-  $left_entropy = $right_entropy = $top_entropy = $bottom_entropy = 0;
-  $right = imagesx($image);
-  $bottom = imagesy($image);
-
-  // Slice from left and right edges until the correct width is reached.
-  while ($dx) {
-    $slice = min($dx, 10);
-
-    // Calculate the entropy of the new slice.
-    if (!$left_entropy) {
-      $left_entropy = _smartcrop_gd_entropy_slice($image_data, $left, $top, $slice, imagesy($image));
-    }
-    if (!$right_entropy) {
-      $right_entropy = _smartcrop_gd_entropy_slice($image_data, $right - $slice, $top, $slice, imagesy($image));
-    }
-
-    // Remove the lowest entropy slice.
-    if ($left_entropy >= $right_entropy) {
-      $right -= $slice;
-      $right_entropy = 0;
-    }
-    else {
-      $left += $slice;
-      $left_entropy = 0;
-    }
-    $dx -= $slice;
-  }
-
-  // Slice from the top and bottom edges until the correct width is reached.
-  while ($dy) {
-    $slice = min($dy, 10);
-
-    // Calculate the entropy of the new slice.
-    if (!$top_entropy) {
-      $top_entropy = _smartcrop_gd_entropy_slice($image_data, $left, $top, $requested_x, $slice);
-    }
-    if (!$bottom_entropy) {
-      $bottom_entropy = _smartcrop_gd_entropy_slice($image_data, $left, $bottom - $slice, $requested_x, $slice);
-    }
-
-    // Remove the lowest entropy slice.
-    if ($top_entropy >= $bottom_entropy) {
-      $bottom -= $slice;
-      $bottom_entropy = 0;
-    }
-    else {
-      $top += $slice;
-      $top_entropy = 0;
-    }
-    $dy -= $slice;
-  }
+  $coordinates = _smartcrop_get_coordinates($image_data, $requested_x, $requested_y);
 
   // Finally, crop the image using the coordinates found above.
-  $cropped_image = image_gd_create_tmp($image_data, $right - $left, $bottom - $top);
-  imagecopy($cropped_image, $image, 0, 0, $left, $top, $right - $left, $bottom - $top);
+  $cropped_image = image_gd_create_tmp($image_data, $coordinates['width'], $coordinates['height']);
+  imagecopy($cropped_image, $image, 0, 0, $coordinates['dst_x'], $coordinates['dst_y'], $coordinates['width'], $coordinates['height']);
   imagedestroy($image_data->resource);
   $image_data->resource = $cropped_image;
   $image_data->info['width'] = $requested_x;
@@ -160,3 +107,70 @@ function _smartcrop_gd_histogram($img) {
   }
   return $histogram;
 }
+
+/**
+ * Get the cropping coordinates.
+ *
+ * @param array $image_data
+ * @param int $requested_x
+ * @param int $requested_y
+ */
+function _smartcrop_get_coordinates(stdClass $image_data, $requested_x, $requested_y) {
+  $image = $image_data->resource;
+  $dx = imagesx($image) - min(imagesx($image), $requested_x);
+  $dy = imagesy($image) - min(imagesy($image), $requested_y);
+  $left = $top = 0;
+  $left_entropy = $right_entropy = $top_entropy = $bottom_entropy = 0;
+  $right = imagesx($image);
+  $bottom = imagesy($image);
+
+  // Slice from left and right edges until the correct width is reached.
+  while ($dx) {
+    $slice = min($dx, 10);
+
+    // Calculate the entropy of the new slice.
+    if (!$left_entropy) {
+      $left_entropy = _smartcrop_gd_entropy_slice($image_data, $left, $top, $slice, imagesy($image));
+    }
+    if (!$right_entropy) {
+      $right_entropy = _smartcrop_gd_entropy_slice($image_data, $right - $slice, $top, $slice, imagesy($image));
+    }
+
+    // Remove the lowest entropy slice.
+    if ($left_entropy >= $right_entropy) {
+      $right -= $slice;
+      $right_entropy = 0;
+    }
+    else {
+      $left += $slice;
+      $left_entropy = 0;
+    }
+    $dx -= $slice;
+  }
+
+  // Slice from the top and bottom edges until the correct width is reached.
+  while ($dy) {
+    $slice = min($dy, 10);
+
+    // Calculate the entropy of the new slice.
+    if (!$top_entropy) {
+      $top_entropy = _smartcrop_gd_entropy_slice($image_data, $left, $top, $requested_x, $slice);
+    }
+    if (!$bottom_entropy) {
+      $bottom_entropy = _smartcrop_gd_entropy_slice($image_data, $left, $bottom - $slice, $requested_x, $slice);
+    }
+
+    // Remove the lowest entropy slice.
+    if ($top_entropy >= $bottom_entropy) {
+      $bottom -= $slice;
+      $bottom_entropy = 0;
+    }
+    else {
+      $top += $slice;
+      $top_entropy = 0;
+    }
+    $dy -= $slice;
+  }
+
+  return array('dst_x' => $left, 'dst_y' => $top, 'width' => $right - $left, 'height' => $bottom - $top);
+}
\ No newline at end of file