diff --git a/README.md b/README.md
index 695f5ef..d34e558 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,10 @@
 | 34 | ffmpegdemo | 视频流播放ffmpeg内核 |
 | 35 | vlcdemo | 视频流播放vlc内核 |
 
+### 学习群
+**Qt交流大会群 853086607(雨田哥)**
+**Qt技术交流群 46679801(3000人群)**
+
 ![avatar](https://gitee.com/feiyangqingyun/QWidgetDemo/raw/master/snap/lightbutton.gif)
 ![avatar](https://gitee.com/feiyangqingyun/QWidgetDemo/raw/master/snap/movewidget.gif)
 ![avatar](https://gitee.com/feiyangqingyun/QWidgetDemo/raw/master/snap/flatui.gif)
diff --git a/ffmpegdemo/ffmpeg/ffmpeghead.h b/ffmpegdemo/ffmpeg/ffmpeghead.h
index 933dcdb..fadfb6c 100644
--- a/ffmpegdemo/ffmpeg/ffmpeghead.h
+++ b/ffmpegdemo/ffmpeg/ffmpeghead.h
@@ -15,7 +15,6 @@ extern "C" {
 #include "libavutil/ffversion.h"
 #include "libavcodec/avcodec.h"
 #include "libswscale/swscale.h"
-
 #include "libavformat/avformat.h"
 #include "libavfilter/avfilter.h"