diff --git a/app/build.gradle b/app/build.gradle
index a6061ba..14b95ec 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -18,11 +18,40 @@ android {
             // add support lib
             abiFilters 'armeabi-v7a' //, 'arm64-v8a'//, "mips"  //,'armeabi''x86',, 'x86_64',
         }
-    }
 
+        lintOptions {
+            checkReleaseBuilds false
+            abortOnError false
+        }
+    }
+    //签名
+    signingConfigs {
+        debug {
+            storeFile file("src/doc/xueshibaoos.jks")
+            storePassword "123456"
+            keyAlias "xueshibaoos"
+            keyPassword "123456"
+            v2SigningEnabled false
+        }
+        release {//  签名文件
+            storeFile file("src/doc/xueshibaoos.jks")
+            storePassword "123456"
+            keyAlias "xueshibaoos"
+            keyPassword "123456"
+            v2SigningEnabled false
+        }
+    }
     buildTypes {
         release {
             minifyEnabled false
+            zipAlignEnabled true
+            signingConfig signingConfigs.release
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+        debug {
+            minifyEnabled false
+            zipAlignEnabled false
+            signingConfig signingConfigs.release
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
diff --git a/app/src/doc/xueshibaoos.jks b/app/src/doc/xueshibaoos.jks
new file mode 100644
index 0000000..b94a626
Binary files /dev/null and b/app/src/doc/xueshibaoos.jks differ
diff --git a/app/src/main/java/com/uiui/videoplayer/CustomJzvd/JzvdStdAssert.java b/app/src/main/java/com/uiui/videoplayer/CustomJzvd/JzvdStdAssert.java
index 96f6de1..ab360be 100644
--- a/app/src/main/java/com/uiui/videoplayer/CustomJzvd/JzvdStdAssert.java
+++ b/app/src/main/java/com/uiui/videoplayer/CustomJzvd/JzvdStdAssert.java
@@ -2,11 +2,16 @@ package com.uiui.videoplayer.CustomJzvd;
 
 import android.content.Context;
 import android.util.AttributeSet;
+import android.util.Log;
 
 import cn.jzvd.JzvdStd;
 
 
 public class JzvdStdAssert extends JzvdStd {
+    private onVideoCompletionListener onVideoCompletionListener;
+    private ScreenOrientationChangeListener changeListener;
+    private GotoFullScreenListener gotoFullScreenListener;
+
     public JzvdStdAssert(Context context) {
         super(context);
     }
@@ -18,6 +23,7 @@ public class JzvdStdAssert extends JzvdStd {
 
     @Override
     public void onPrepared() {
+        Log.e("onStateChanged", "onPrepared");
         state = STATE_PREPARED;
         if (!preloading) {
             mediaInterface.start();
@@ -26,9 +32,51 @@ public class JzvdStdAssert extends JzvdStd {
         onStatePlaying();
     }
 
+
+    @Override
+    public void onCompletion() {
+        super.onCompletion();
+        onVideoCompletionListener.onVideoComplet();
+        Log.e("onStateChanged", "onCompletion");
+    }
+
+    public void setOnCompletionListener(onVideoCompletionListener listener) {
+        this.onVideoCompletionListener = listener;
+    }
+
+    public void setScreenOrientationChangeListener(ScreenOrientationChangeListener listener) {
+        this.changeListener = listener;
+    }
+
+    public void setGotoFullScreenListener(GotoFullScreenListener listener) {
+        this.gotoFullScreenListener = listener;
+    }
+
+    @Override
+    public void gotoNormalScreen() {
+        super.gotoNormalScreen();
+        changeListener.onOrientationChange();
+    }
+
     @Override
     public void gotoFullscreen() {
         super.gotoFullscreen();
-
+        gotoFullScreenListener.onGotoFullScreen();
     }
+
+    //视频播放完成回调
+    public interface onVideoCompletionListener {
+        void onVideoComplet();
+    }
+
+    //退出全屏回调
+    public interface ScreenOrientationChangeListener {
+        void onOrientationChange();
+    }
+
+    //进入全屏回调
+    public interface GotoFullScreenListener {
+        void onGotoFullScreen();
+    }
+
 }
diff --git a/app/src/main/java/com/uiui/videoplayer/activity/ActivityTikTok.java b/app/src/main/java/com/uiui/videoplayer/activity/ActivityTikTok.java
index 4c7d2f4..991c9c0 100644
--- a/app/src/main/java/com/uiui/videoplayer/activity/ActivityTikTok.java
+++ b/app/src/main/java/com/uiui/videoplayer/activity/ActivityTikTok.java
@@ -13,22 +13,20 @@ import android.view.WindowManager;
 
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
-import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.OrientationHelper;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.uiui.videoplayer.CustomJzvd.JzvdStdAssert;
-import com.uiui.videoplayer.CustomJzvd.JzvdStdTikTok;
 import com.uiui.videoplayer.R;
 import com.uiui.videoplayer.adapter.TikTokRecyclerViewAdapter;
 import com.uiui.videoplayer.base.ViewPagerLayoutManager;
 import com.uiui.videoplayer.listener.OnViewPagerListener;
+import com.uiui.videoplayer.utils.ToastUtil;
 
 import java.util.ArrayList;
 import java.util.List;
 
 import cn.jzvd.Jzvd;
-import cn.jzvd.JzvdStd;
 
 public class ActivityTikTok extends AppCompatActivity {
 
@@ -40,6 +38,7 @@ public class ActivityTikTok extends AppCompatActivity {
     private int position = 0;
     private List<String> videoPath = new ArrayList<>();
     private int onGlobalLayout = -1;
+    private int oldOrientation = 0;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -49,15 +48,40 @@ public class ActivityTikTok extends AppCompatActivity {
                 WindowManager.LayoutParams.FLAG_FULLSCREEN);
 
         setContentView(R.layout.activity_tiktok);
+        Configuration config = getResources().getConfiguration();
+        oldOrientation = config.orientation;
+        Log.e(TAG, "orientation first:" + oldOrientation);
+
         Intent intent = getIntent();
         if (null != intent) {
             position = intent.getIntExtra("position", 0);
-            Log.e(TAG, "position: " + position);
             videoPath = intent.getStringArrayListExtra("list");
         }
         rvTiktok = findViewById(R.id.rv_tiktok);
-
         mAdapter = new TikTokRecyclerViewAdapter(this, videoPath);
+        mAdapter.setVideoCompletListener(() -> {
+            if (mCurrentPosition + 1 < videoPath.size()) {
+                rvTiktok.smoothScrollToPosition(mCurrentPosition + 1);
+            } else {
+                ToastUtil.show("播放完成");
+                finish();
+            }
+        });
+        mAdapter.setOrientationChangeListener(new TikTokRecyclerViewAdapter.onOrientationChangeListener() {
+            @Override
+            public void onOrientationChange() {
+                Configuration config = getResources().getConfiguration();
+                Log.e(TAG, "orientation onOrientationChange:" + config.orientation);
+            }
+        });
+        mAdapter.setGotoFullScreenListener(new TikTokRecyclerViewAdapter.onGotoFullScreenListener() {
+            @Override
+            public void gotoFullScreen() {
+                Configuration config = getResources().getConfiguration();
+                oldOrientation = config.orientation;
+                Log.e(TAG, "orientation gotoFullScreen:" + config.orientation);
+            }
+        });
         mViewPagerLayoutManager = new ViewPagerLayoutManager(this, OrientationHelper.VERTICAL);
         rvTiktok.setLayoutManager(mViewPagerLayoutManager);
         rvTiktok.setNestedScrollingEnabled(false);
@@ -76,8 +100,7 @@ public class ActivityTikTok extends AppCompatActivity {
             @Override
             public void onInitComplete() {
                 //自动播放第一条
-                Log.e(TAG, "autoPlayVideo: " + "onInitComplete");
-                autoPlayVideo(position);
+                autoPlayVideo();
             }
 
             @Override
@@ -92,8 +115,7 @@ public class ActivityTikTok extends AppCompatActivity {
                 if (mCurrentPosition == position) {
                     return;
                 }
-                Log.e(TAG, "autoPlayVideo: " + "onPageSelected");
-                autoPlayVideo(position);
+                autoPlayVideo();
                 mCurrentPosition = position;
             }
         });
@@ -121,6 +143,19 @@ public class ActivityTikTok extends AppCompatActivity {
     public void onConfigurationChanged(@NonNull Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
         Configuration config = getResources().getConfiguration();
+        if (oldOrientation != config.orientation) {
+            if (oldOrientation == Configuration.ORIENTATION_LANDSCAPE) {
+                // 设为竖屏
+                this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
+                oldOrientation = Configuration.ORIENTATION_LANDSCAPE;
+            }
+            // 如果当前是竖屏
+            if (oldOrientation == Configuration.ORIENTATION_PORTRAIT) {
+                // 设为横屏
+                this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
+                oldOrientation = Configuration.ORIENTATION_PORTRAIT;
+            }
+        }
         // 如果当前是横屏
 //        if (config.orientation == Configuration.ORIENTATION_LANDSCAPE) {
 //            // 设为竖屏
@@ -133,37 +168,15 @@ public class ActivityTikTok extends AppCompatActivity {
 //            this.setRequestedOrientation(
 //                    ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
 //        }
+        Log.e(TAG, "orientation oldOrientation:" + config.orientation);
+
         Log.e(TAG, "orientation: " + config.orientation);
     }
 
-    /**
-     * RecyclerView 移动到当前位置，
-     *
-     * @param manager       设置RecyclerView对应的manager
-     * @param mRecyclerView 当前的RecyclerView
-     * @param n             要跳转的位置
-     */
-    public static void MoveToPosition(LinearLayoutManager manager, RecyclerView mRecyclerView, int n) {
-
-
-        int firstItem = manager.findFirstVisibleItemPosition();
-        int lastItem = manager.findLastVisibleItemPosition();
-        if (n <= firstItem) {
-            mRecyclerView.scrollToPosition(n);
-        } else if (n <= lastItem) {
-            int top = mRecyclerView.getChildAt(n - firstItem).getTop();
-            mRecyclerView.scrollBy(0, top);
-        } else {
-            mRecyclerView.scrollToPosition(n);
-        }
-
-    }
-
-    private void autoPlayVideo(int postion) {
+    private void autoPlayVideo() {
 //        mViewPagerLayoutManager.scrollToPositionWithOffset(postion, 0);
         View child = rvTiktok.getChildAt(0);
         if (rvTiktok == null || child == null) {
-            Log.e(TAG, "autoPlayVideo: " + "view is null");
             return;
         }
         JzvdStdAssert player = rvTiktok.getChildAt(0).findViewById(R.id.videoplayer);
diff --git a/app/src/main/java/com/uiui/videoplayer/adapter/TikTokRecyclerViewAdapter.java b/app/src/main/java/com/uiui/videoplayer/adapter/TikTokRecyclerViewAdapter.java
index 513f9f3..e184bcb 100644
--- a/app/src/main/java/com/uiui/videoplayer/adapter/TikTokRecyclerViewAdapter.java
+++ b/app/src/main/java/com/uiui/videoplayer/adapter/TikTokRecyclerViewAdapter.java
@@ -2,27 +2,43 @@ package com.uiui.videoplayer.adapter;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
+import android.graphics.Bitmap;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.Toast;
 
 import androidx.recyclerview.widget.RecyclerView;
 
+import com.bumptech.glide.Glide;
 import com.uiui.videoplayer.CustomJzvd.JzvdStdAssert;
 import com.uiui.videoplayer.R;
+import com.uiui.videoplayer.utils.Utils;
 
 
 import java.util.List;
 
 import cn.jzvd.JZDataSource;
 import cn.jzvd.Jzvd;
+import io.reactivex.Observable;
+import io.reactivex.ObservableEmitter;
+import io.reactivex.ObservableOnSubscribe;
+import io.reactivex.Observer;
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.disposables.Disposable;
+import io.reactivex.schedulers.Schedulers;
+import wseemann.media.FFmpegMediaMetadataRetriever;
 
 public class TikTokRecyclerViewAdapter extends RecyclerView.Adapter<TikTokRecyclerViewAdapter.MyViewHolder> {
 
     public static final String TAG = "AdapterTikTokRecyclerView";
     private List<String> videoPath;
     private Context context;
+    private onVideoCompletListener completListener;
+    private onOrientationChangeListener onOrientationChangeListener;
+    private onGotoFullScreenListener gotoFullScreenListener;
 
     public TikTokRecyclerViewAdapter(Context context) {
         this.context = context;
@@ -33,6 +49,29 @@ public class TikTokRecyclerViewAdapter extends RecyclerView.Adapter<TikTokRecycl
         this.videoPath = list;
     }
 
+    public void setVideoCompletListener(onVideoCompletListener listener) {
+        this.completListener = listener;
+    }
+
+    public interface onVideoCompletListener {
+        void onVideoComplet();
+    }
+
+    public void setOrientationChangeListener(onOrientationChangeListener listener) {
+        this.onOrientationChangeListener = listener;
+    }
+
+    public void setGotoFullScreenListener(onGotoFullScreenListener listener) {
+        this.gotoFullScreenListener = listener;
+    }
+
+    public interface onOrientationChangeListener {
+        void onOrientationChange();
+    }
+    public interface onGotoFullScreenListener {
+        void gotoFullScreen();
+    }
+
     @Override
     public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
         MyViewHolder holder = new MyViewHolder(LayoutInflater.from(
@@ -47,9 +86,58 @@ public class TikTokRecyclerViewAdapter extends RecyclerView.Adapter<TikTokRecycl
         Log.i(TAG, "onBindViewHolder [" + holder.jzvdStdAssert.hashCode() + "] position=" + position);
         final String path = videoPath.get(position);
         JZDataSource jzDataSource = new JZDataSource(path, getFileName(path));
-        jzDataSource.looping = true;
+        jzDataSource.looping = false;
         holder.jzvdStdAssert.setUp(jzDataSource, Jzvd.SCREEN_NORMAL);
 //        Glide.with(holder.jzvdStd.getContext()).load(UrlsKt.getPl3()[position]).into(holder.jzvdStd.posterImageView);
+        Observable.create((ObservableOnSubscribe<Bitmap>) emitter -> {
+            FFmpegMediaMetadataRetriever mmr = new FFmpegMediaMetadataRetriever();
+            mmr.setDataSource(path);
+            Bitmap bitmap = mmr.getFrameAtTime();//获得视频第一帧的Bitmap对象.
+            mmr.release();
+            emitter.onNext(bitmap);
+        }).subscribeOn(Schedulers.newThread())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(new Observer<Bitmap>() {
+                    @Override
+                    public void onSubscribe(Disposable d) {
+
+                    }
+
+                    @Override
+                    public void onNext(Bitmap bitmap) {
+                        try {
+                            holder.jzvdStdAssert.posterImageView.setScaleType(ImageView.ScaleType.FIT_CENTER);
+                            Glide.with(holder.jzvdStdAssert.posterImageView).load(bitmap).into(holder.jzvdStdAssert.posterImageView);
+                        } catch (Exception e) {
+
+                        }
+                    }
+
+                    @Override
+                    public void onError(Throwable e) {
+
+                    }
+
+                    @Override
+                    public void onComplete() {
+
+                    }
+                });
+        holder.jzvdStdAssert.setOnCompletionListener(() -> {
+            completListener.onVideoComplet();
+        });
+        holder.jzvdStdAssert.setScreenOrientationChangeListener(new JzvdStdAssert.ScreenOrientationChangeListener() {
+            @Override
+            public void onOrientationChange() {
+                onOrientationChangeListener.onOrientationChange();
+            }
+        });
+        holder.jzvdStdAssert.setGotoFullScreenListener(new JzvdStdAssert.GotoFullScreenListener() {
+            @Override
+            public void onGotoFullScreen() {
+                gotoFullScreenListener.gotoFullScreen();
+            }
+        });
     }
 
     @Override
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 441d04d..5813224 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,3 +1,3 @@
 <resources>
-    <string name="app_name">视频播放器</string>
+    <string name="app_name">快易播放器</string>
 </resources>
diff --git a/library/src/main/java/cn/jzvd/JZDataSource.java b/library/src/main/java/cn/jzvd/JZDataSource.java
index 9fcad12..719c40d 100644
--- a/library/src/main/java/cn/jzvd/JZDataSource.java
+++ b/library/src/main/java/cn/jzvd/JZDataSource.java
@@ -11,7 +11,7 @@ public class JZDataSource {
     public LinkedHashMap urlsMap = new LinkedHashMap();
     public String title = "";
     public HashMap<String, String> headerMap = new HashMap<>();
-    public boolean looping = false;
+    public boolean looping = false;//循环播放
     public Object[] objects;
 
     public JZDataSource(String url) {
diff --git a/library/src/main/java/cn/jzvd/Jzvd.java b/library/src/main/java/cn/jzvd/Jzvd.java
index 2b7ad44..d5f6db8 100644
--- a/library/src/main/java/cn/jzvd/Jzvd.java
+++ b/library/src/main/java/cn/jzvd/Jzvd.java
@@ -60,6 +60,7 @@ public abstract class Jzvd extends FrameLayout implements View.OnClickListener,
     public static boolean TOOL_BAR_EXIST = true;
     public static int FULLSCREEN_ORIENTATION = ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE;
     public static int NORMAL_ORIENTATION = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
+    public static int NORMAL_SENSOR= ActivityInfo.SCREEN_ORIENTATION_SENSOR;
     public static boolean SAVE_PROGRESS = true;
     public static boolean WIFI_TIP_DIALOG_SHOWED = false;
     public static int VIDEO_IMAGE_DISPLAY_TYPE = 0;
@@ -1013,7 +1014,7 @@ public abstract class Jzvd extends FrameLayout implements View.OnClickListener,
 
         setScreenNormal();//这块可以放到jzvd中
         JZUtils.showStatusBar(jzvdContext);
-        JZUtils.setRequestedOrientation(jzvdContext, NORMAL_ORIENTATION);
+        JZUtils.setRequestedOrientation(jzvdContext, NORMAL_SENSOR);
         JZUtils.showSystemUI(jzvdContext);
     }
 
diff --git a/settings.gradle b/settings.gradle
index 4b8a0ba..81ab69e 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,2 +1,2 @@
-rootProject.name='视频播放器'
+rootProject.name='快易播放器'
 include ':app', ':library'