From 46bf112de5122e91d0ea43e3fb6953667645d6d8 Mon Sep 17 00:00:00 2001
From: DreamPiggy <lizhuoli1126@126.com>
Date: Thu, 25 Apr 2019 20:48:53 +0800
Subject: [PATCH] Fix one bug of `sd_colorAtPoint:`, which set the alpha value
 default to 255, which should be 1

---
 SDWebImage/UIImage+Transform.m | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/SDWebImage/UIImage+Transform.m b/SDWebImage/UIImage+Transform.m
index 11a41cc5..f2bfb3ef 100644
--- a/SDWebImage/UIImage+Transform.m
+++ b/SDWebImage/UIImage+Transform.m
@@ -60,7 +60,7 @@ static inline UIColor * SDGetColorFromPixel(Pixel_8888 pixel, CGBitmapInfo bitma
     // Get alpha info, byteOrder info
     CGImageAlphaInfo alphaInfo = bitmapInfo & kCGBitmapAlphaInfoMask;
     CGBitmapInfo byteOrderInfo = bitmapInfo & kCGBitmapByteOrderMask;
-    CGFloat r = 0, g = 0, b = 0, a = 255.0;
+    CGFloat r = 0, g = 0, b = 0, a = 1;
     
     BOOL byteOrderNormal = NO;
     switch (byteOrderInfo) {
@@ -153,7 +153,7 @@ static inline UIColor * SDGetColorFromPixel(Pixel_8888 pixel, CGBitmapInfo bitma
             break;
         case kCGImageAlphaOnly: {
             // A
-            a = pixel[0];
+            a = pixel[0] / 255.0;
         }
             break;
         default: