From 5a0fabd6542d84b6136684f462e9a6ce33cd382b Mon Sep 17 00:00:00 2001
From: Teoh Han Hui <teohhanhui@gmail.com>
Date: Wed, 15 Jun 2016 11:40:14 +0800
Subject: [PATCH] Fix NaN time in optimize log when output format is different
 from input

---
 src/streams/optimize.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/streams/optimize.js b/src/streams/optimize.js
index cd5cacf..4d8f7c3 100644
--- a/src/streams/optimize.js
+++ b/src/streams/optimize.js
@@ -20,7 +20,7 @@ module.exports = function () {
       return callback(null, image);
     }
 
-    image.log.time('optimize-sharp:' + image.format);
+    image.log.time('optimize-sharp:' + (image.outputFormat || image.format));
 
     var r = sharp(image.contents);