From fd9d3278078df67aab6cee0c2b7b43a27f206983 Mon Sep 17 00:00:00 2001
From: Christopher Smith <chris@jalakai.co.uk>
Date: Tue, 19 Mar 2013 17:31:06 +0000
Subject: avoid creating an intermediate crop image when the final image will
 match a resize

---
 inc/media.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/inc/media.php b/inc/media.php
index 2268ad877..654d31cb4 100644
--- a/inc/media.php
+++ b/inc/media.php
@@ -1828,6 +1828,13 @@ function media_crop_image($file, $ext, $w, $h=0){
     // calculate crop size
     $fr = $info[0]/$info[1];
     $tr = $w/$h;
+
+    // check if the crop can be handled completely by resize,
+    // i.e. the specified width & height match the aspect ratio of the source image
+    if ($w == round($h*$fr)) {
+        return media_resize_image($file, $ext, $w);
+    }
+
     if($tr >= 1){
         if($tr > $fr){
             $cw = $info[0];
-- 
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