From 3322f248f6ef94d49113b09d43b3a0194f3ad867 Mon Sep 17 00:00:00 2001
From: Liam Don <liamdon@gmail.com>
Date: Fri, 24 Feb 2017 09:35:47 -0800
Subject: [PATCH] Faster cropping

---
 FastttCamera/UIImage+FastttCamera.m | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/FastttCamera/UIImage+FastttCamera.m b/FastttCamera/UIImage+FastttCamera.m
index 914582e..10c27a3 100644
--- a/FastttCamera/UIImage+FastttCamera.m
+++ b/FastttCamera/UIImage+FastttCamera.m
@@ -190,11 +190,10 @@ - (UIImage *)fastttImageWithNormalizedOrientation
                                 FastttRound(self.size.width),
                                 FastttRound(self.size.height));
     
-    UIGraphicsBeginImageContextWithOptions(newRect.size, YES, self.scale);
-    [self drawInRect:newRect];
+    CGImageRef imageRef = CGImageRetain(CGImageCreateWithImageInRect([self CGImage], newRect));
     
-    UIImage *normalized = UIGraphicsGetImageFromCurrentImageContext();
-    UIGraphicsEndImageContext();
+    UIImage *normalized = [UIImage imageWithCGImage:imageRef];
+    CGImageRelease(imageRef);
     
     return normalized;
 }