diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/App.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/App.kt
index 4f014d1..89e287b 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/App.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/App.kt
@@ -4,6 +4,7 @@ import com.common.commonlib.CommonApplication
 import com.common.commonlib.db.DBUtils
 import com.common.commonlib.db.dao.WarningDao
 import com.common.commonlib.db.entity.Warning
+import com.lztek.toolkit.Lztek
 import com.yinuo.safetywatcher.TestUtils
 import com.yinuo.safetywatcher.watcher.constant.CAMERA_DNS
 import com.yinuo.safetywatcher.watcher.constant.CAMERA_GATEWAY
diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt
index 8f9e857..b5bf738 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt
@@ -2,6 +2,7 @@ package com.yinuo.safetywatcher.watcher.ui
 
 import android.content.Intent
 import android.os.Build
+import android.os.Process
 import android.view.View
 import androidx.annotation.RequiresApi
 import com.common.commonlib.utils.NetworkHelper
@@ -112,6 +113,7 @@ class HomeActivity : NoOptionsActivity() {
         SimHelper.release(this@HomeActivity)
         mBinding.root?.removeCallbacks(reStartCamera)
         mRender?.onDestoryed()
+        Process.killProcess(Process.myPid())
     }
 
     override fun onResume() {
diff --git a/library-vlc/src/main/java/com/yinuo/library/vlc/utils/BitmapUtil.java b/library-vlc/src/main/java/com/yinuo/library/vlc/utils/BitmapUtil.java
index 3b33b30..dcd6757 100644
--- a/library-vlc/src/main/java/com/yinuo/library/vlc/utils/BitmapUtil.java
+++ b/library-vlc/src/main/java/com/yinuo/library/vlc/utils/BitmapUtil.java
@@ -29,6 +29,8 @@ public class BitmapUtil {
         cv.save();//保存
         //store
         cv.restore();//存储
+        // 回收内存
+        backBitmap.recycle();
         return newbmp;
     }
 }