diff --git a/app/build.gradle b/app/build.gradle
index 1c744dc..a172ef0 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -9,8 +9,8 @@ android {
         applicationId "com.android.NBZxing"
         minSdkVersion 26
         targetSdkVersion 28
-        versionCode 3
-        versionName "1.2"
+        versionCode 4
+        versionName "1.3"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         compileOptions {
             sourceCompatibility JavaVersion.VERSION_1_8
@@ -28,7 +28,7 @@ android {
 dependencies {
     implementation project(path: ':module_camera')
     api "androidx.appcompat:appcompat:1.1.0"
-    //implementation 'com.github.ailiwean:NBZxing:0.0.4'
+//    implementation 'com.github.ailiwean:NBZxing:0.0.7'
     api 'com.google.zxing:core:3.3.3'
 
     //   implementation 'me.devilsen:czxing:1.0.11'
diff --git a/module_camera/src/main/java/com/google/android/cameraview/BaseCameraView.kt b/module_camera/src/main/java/com/google/android/cameraview/BaseCameraView.kt
index e7e9796..840ca09 100644
--- a/module_camera/src/main/java/com/google/android/cameraview/BaseCameraView.kt
+++ b/module_camera/src/main/java/com/google/android/cameraview/BaseCameraView.kt
@@ -1,17 +1,21 @@
 package com.google.android.cameraview
 
+import android.Manifest
+import android.app.Activity
 import android.content.Context
-import android.os.Handler
+import android.content.pm.PackageManager
+import android.os.Build
 import android.util.AttributeSet
 import android.view.View
 import android.view.ViewGroup
 import androidx.annotation.FloatRange
+import androidx.annotation.RequiresApi
 import androidx.appcompat.app.AppCompatActivity
 import com.ailiwean.core.Config
-import com.ailiwean.core.helper.ZoomHelper
-import com.ailiwean.core.view.LifeOwner
 import com.ailiwean.core.Utils
 import com.ailiwean.core.WorkThreadServer
+import com.ailiwean.core.helper.ZoomHelper
+import com.ailiwean.core.view.LifeOwner
 
 /**
  * @Package:        com.google.android.cameraview
@@ -87,8 +91,13 @@ abstract class BaseCameraView @JvmOverloads constructor(context: Context, attrib
         appCompatActivity.lifecycle.addObserver(object : LifeOwner {
             //在onCreate()中调用提升相机打开速度
             override fun onCreate() {
-                WorkThreadServer.getInstance().bgHandle.post {
-                    start()
+                if (checkPermission())
+                    WorkThreadServer.getInstance().bgHandle.post {
+                        start()
+                    }
+                else {
+                    isSingleLoad = true
+                    requstPermission()
                 }
             }
 
@@ -100,7 +109,8 @@ abstract class BaseCameraView @JvmOverloads constructor(context: Context, attrib
                     isSingleLoad = true
                     return
                 }
-                start()
+                if (checkPermission())
+                    start()
             }
 
             override fun onPause() {
@@ -155,4 +165,18 @@ abstract class BaseCameraView @JvmOverloads constructor(context: Context, attrib
     override fun onDestroy() {
     }
 
+    fun checkPermission(): Boolean {
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            context.checkSelfPermission(
+                    Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED
+        } else {
+            return true
+        }
+    }
+
+    fun requstPermission() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            (context as? Activity)?.requestPermissions(arrayOf(Manifest.permission.CAMERA), 200)
+        }
+    }
 }
\ No newline at end of file