diff --git a/README.md b/README.md
index 8f92a8f..4e4e7ca 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,7 @@ android端基于FFmpeg库的使用。<br>
 - #### 视频添加水印
 - #### 视频画面拼接
 - #### 视频反序倒播
+- #### 视频画中画
 - #### 图片合成视频
 - #### 视频解码播放
 - #### 本地直播推流
@@ -52,6 +53,10 @@ android端基于FFmpeg库的使用。<br>
 
 ![静态图片](https://github.com/xufuji456/FFmpegAndroid/blob/master/picture/filter_grid.png)
 
+视频画中画：
+
+![静态图片](https://github.com/xufuji456/FFmpegAndroid/blob/master/picture/picture_in_picture.png)
+
 视频画面拼接：
 
 ![动态图片](https://github.com/xufuji456/FFmpegAndroid/blob/master/gif/horizontal.gif)
diff --git a/picture/picture_in_picture.png b/picture/picture_in_picture.png
new file mode 100644
index 0000000..7f7be06
Binary files /dev/null and b/picture/picture_in_picture.png differ