From 8a0bd420536cef39dc1e1d15b5902f333425e2ba Mon Sep 17 00:00:00 2001
From: DreamPiggy <lizhuoli1126@126.com>
Date: Sat, 18 Jan 2020 19:45:08 +0800
Subject: [PATCH] For progressive animated image poster, the sd_imageFormat
 should be set

---
 SDWebImageWebPCoder/Classes/SDImageWebPCoder.m | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/SDWebImageWebPCoder/Classes/SDImageWebPCoder.m b/SDWebImageWebPCoder/Classes/SDImageWebPCoder.m
index edb1bdd..acc5634 100644
--- a/SDWebImageWebPCoder/Classes/SDImageWebPCoder.m
+++ b/SDWebImageWebPCoder/Classes/SDImageWebPCoder.m
@@ -353,7 +353,11 @@ static CGSize SDCalculateThumbnailSize(CGSize fullSize, BOOL preserveAspectRatio
         SD_LOCK(_lock);
         image = [self safeStaticImageFrame];
         SD_UNLOCK(_lock);
+        image.sd_imageFormat = SDImageFormatWebP;
+        image.sd_isDecoded = YES;
+        return image;
     }
+    
     // For Static WebP images
     int width = 0;
     int height = 0;