diff --git a/Live/src/main/java/com/frank/live/stream/AudioStream.java b/Live/src/main/java/com/frank/live/stream/AudioStream.java
index 8ad0a83..24e49f3 100644
--- a/Live/src/main/java/com/frank/live/stream/AudioStream.java
+++ b/Live/src/main/java/com/frank/live/stream/AudioStream.java
@@ -74,10 +74,11 @@ public class AudioStream {
     }
 
     /**
-     * 设置静音
-     * @param isMute 是否静音
+     * Setting mute or not
+     *
+     * @param isMute isMute
      */
-    public void setMute(boolean isMute){
+    public void setMute(boolean isMute) {
         this.isMute = isMute;
     }
 
diff --git a/Live/src/main/java/com/frank/live/stream/VideoStream.java b/Live/src/main/java/com/frank/live/stream/VideoStream.java
index e5ba5a3..cf7b97b 100644
--- a/Live/src/main/java/com/frank/live/stream/VideoStream.java
+++ b/Live/src/main/java/com/frank/live/stream/VideoStream.java
@@ -31,9 +31,9 @@ public class VideoStream implements Camera.PreviewCallback, CameraHelper.OnChang
 
 
     /**
-     * nv21摄像头数据
+     * preview data
      *
-     * @param data data
+     * @param data   data
      * @param camera camera
      */
     @Override