diff --git a/configs.gradle b/configs.gradle
index 00495a2..bbd6e5a 100644
--- a/configs.gradle
+++ b/configs.gradle
@@ -11,8 +11,8 @@ ext {
     //支持包版本
     supportLibValue = "28.0.0"
     //应用 versionCode
-    versionCodeValue = 420
+    versionCodeValue = 430
     //应用 version 名称，更多设置里显示的
-    versionNameValue = "4.2.0"
+    versionNameValue = "4.3.0"
 
 }
\ No newline at end of file
diff --git a/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandList.java b/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandList.java
index 030b48f..1395d27 100644
--- a/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandList.java
+++ b/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandList.java
@@ -1,9 +1,13 @@
 package io.microshow.rxffmpeg;
 
+import android.util.Log;
+
 import java.util.ArrayList;
 
 /**
- * 指令集合
+ * 指令集合,
+ * 默认会加上 ffmpeg -y，如果想去除默认的指令可以调用clearCommands()清除
+ * <p>
  * Created by Super on 2019/4/5.
  */
 public class RxFFmpegCommandList extends ArrayList<String> {
@@ -17,15 +21,27 @@ public RxFFmpegCommandList() {
     /**
      * 清除命令集合
      */
-    public void clearCommands() {
+    public RxFFmpegCommandList clearCommands() {
         this.clear();
+        return this;
     }
 
+    /**
+     * 追加命令
+     *
+     * @param s cmd
+     * @return RxFFmpegCommandList
+     */
     public RxFFmpegCommandList append(String s) {
         this.add(s);
         return this;
     }
 
+    /**
+     * 构建命令
+     *
+     * @return -
+     */
     public String[] build() {
         String[] command = new String[this.size()];
         for (int i = 0; i < this.size(); i++) {
@@ -34,4 +50,25 @@ public String[] build() {
         return command;
     }
 
+    /**
+     * 构建命令
+     *
+     * @param isLog true:构建命令后 Log打印命令日志;  false :不打印命令日志
+     * @return -
+     */
+    public String[] build(boolean isLog) {
+        String[] cmds = build();
+        if (isLog) {//需要打印构建后的命令
+            StringBuilder cmdLogStr = new StringBuilder();
+            for (int i = 0; i < cmds.length; i++) {
+                cmdLogStr.append(cmds[i]);
+                if (i < cmds.length - 1) {
+                    cmdLogStr.append(" ");
+                }
+            }
+            Log.e("TAG_FFMPEG", "cmd: " + cmdLogStr.toString());
+        }
+        return cmds;
+    }
+
 }
diff --git a/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandSupport.java b/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandSupport.java
index 6d33f84..4c831dc 100644
--- a/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandSupport.java
+++ b/rxffmpeg/src/main/java/io/microshow/rxffmpeg/RxFFmpegCommandSupport.java
@@ -1,21 +1,32 @@
 package io.microshow.rxffmpeg;
 
+import android.text.TextUtils;
+
 /**
  * RxFFmpeg 命令支持
  * Created by Super on 2019/4/5.
  */
 public class RxFFmpegCommandSupport {
 
-    public static String[] getBoxblur() {
+    /**
+     * 给视频加毛玻璃效果
+     *
+     * @param inputPath  输入视频文件
+     * @param outputPath 输出视频文件
+     * @param boxblur    blur效果调节，默认 "5:1"
+     * @param isLog      true: 构建命令后 Log打印命令日志;  false :不打印命令日志
+     * @return cmds
+     */
+    public static String[] getBoxblur(String inputPath, String outputPath, String boxblur, boolean isLog) {
         RxFFmpegCommandList cmdlist = new RxFFmpegCommandList();
         cmdlist.append("-i");
-        cmdlist.append("/storage/emulated/0/1/input.mp4");
+        cmdlist.append(inputPath);
         cmdlist.append("-vf");
-        cmdlist.append("boxblur=5:1");
+        cmdlist.append("boxblur=" + (TextUtils.isEmpty(boxblur) ? "5:1" : boxblur));
         cmdlist.append("-preset");
         cmdlist.append("superfast");
-        cmdlist.append("/storage/emulated/0/1/result.mp4");
-        return cmdlist.build();
+        cmdlist.append(outputPath);
+        return cmdlist.build(isLog);
     }