package com.example.www.app;  import android.app.ListActivity; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.ListView; import android.widget.SimpleAdapter;  import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map;  import io.vov.vitamio.Vitamio;  public class MainActivity extends ListActivity {    @Override   protected void onCreate(Bundle savedInstanceState) {     super.onCreate(savedInstanceState); //    setContentView(R.layout.activity_main);      Vitamio.isInitialized(getApplication());      setListAdapter(new SimpleAdapter(this, getData(), R.layout.list_item_main, new String[]{"title"}, new int[]{R.id.main_list_item}));    }    protected List<Map<String, Object>> getData() {     List<Map<String, Object>> myData = new ArrayList<Map<String, Object>>(); //    addItem(myData, "MediaPlayer", new Intent(this, MediaPlayerDemo.class));     addItem(myData, "VideoView", new Intent(this, VideoViewDemo.class)); //    addItem(myData, "MediaMetadata", new Intent(this, MediaMetadataRetrieverDemo.class)); //    addItem(myData, "VideoSubtitle", new Intent(this, VideoSubtitleList.class)); //    addItem(myData, "VideoViewBuffer", new Intent(this, VideoViewBuffer.class));     return myData;   }    protected void addItem(List<Map<String, Object>> data, String name, Intent intent) {     Map<String, Object> temp = new HashMap<String, Object>();     temp.put("title", name);     temp.put("intent", intent);     data.add(temp);   }    @SuppressWarnings("unchecked")   @Override   protected void onListItemClick(ListView l, View v, int position, long id) {     Map<String, Object> map = (Map<String, Object>) l.getItemAtPosition(position);     Intent intent = (Intent) map.get("intent");     startActivity(intent);   }  } 

 package com.example.www.app;  import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.Button; import android.widget.EditText;  import io.vov.vitamio.MediaPlayer; import io.vov.vitamio.widget.MediaController; import io.vov.vitamio.widget.VideoView;  /**  * @author Administrator  * @name vitamioDemo  * @class name：com.example.www.app  * @class describe  * @time 2019/4/10 8:59  * @change  * @chang time  * @class describe  */ public class VideoViewDemo extends AppCompatActivity {    private VideoView mVideoView;   private Button mPlayBtn;   private EditText mPlayUrl;    @Override   public void onCreate(Bundle savedInstanceState) {     super.onCreate(savedInstanceState);     setContentView(R.layout.activity_main);      mVideoView = (VideoView) findViewById(R.id.surface_view);     mPlayBtn = (Button) findViewById(R.id.playBtn);     mPlayUrl = (EditText) findViewById(R.id.video_url);     mPlayBtn.setOnClickListener(new View.OnClickListener() {       @Override       public void onClick(View v) {         playFunction(mPlayUrl.getText().toString());       }     });      playFunction("");   }    void playFunction(String path){     if(path.isEmpty()) {       path = "http://gslb.miaopai.com/stream/3D~8BM-7CZqjZscVBEYr5g__.mp4";     }      mVideoView.setVideoPath(path);      mVideoView.requestFocus();     mVideoView.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {       @Override       public void onPrepared(MediaPlayer mp) {         mp.setPlaybackSpeed(1.0f);          mp.setOnVideoSizeChangedListener(new MediaPlayer.OnVideoSizeChangedListener() {           @Override           public void onVideoSizeChanged(MediaPlayer mp, int width, int height) {             MediaController controller = new MediaController(VideoViewDemo.this);             mVideoView.setMediaController(controller);             // and set its position on screen             controller.setAnchorView(mVideoView);           }         });       }       });   }   }

 <?xml version="1.0" encoding="utf-8"?> <android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"   xmlns:app="http://schemas.android.com/apk/res-auto"   xmlns:tools="http://schemas.android.com/tools"   android:layout_width="match_parent"   android:layout_height="match_parent"   tools:context=".MainActivity">    <EditText     android:id="@+id/video_url"     android:layout_width="0dp"     android:layout_height="wrap_content"     android:layout_marginStart="8dp"     android:layout_marginTop="28dp"     android:layout_marginEnd="8dp"     android:ems="10"     android:hint="请输入视频地址"     android:inputType="textPersonName"     app:layout_constraintEnd_toStartOf="@+id/playBtn"     app:layout_constraintHorizontal_bias="1.0"     app:layout_constraintStart_toStartOf="parent"     app:layout_constraintTop_toTopOf="parent" />    <Button     android:id="@+id/playBtn"     android:layout_width="wrap_content"     android:layout_height="wrap_content"     android:layout_marginEnd="8dp"     android:text="play"     app:layout_constraintEnd_toEndOf="parent"     app:layout_constraintTop_toTopOf="@+id/video_url"     />    <io.vov.vitamio.widget.VideoView     android:id="@+id/surface_view"     android:layout_width="0dp"     android:layout_height="wrap_content"     app:layout_constraintEnd_toEndOf="parent"     app:layout_constraintHorizontal_bias="0.43"     app:layout_constraintStart_toStartOf="parent"     app:layout_constraintTop_toBottomOf="@+id/video_url" />  </android.support.constraint.ConstraintLayout>

 <?xml version="1.0" encoding="utf-8"?> <TextView xmlns:android="http://schemas.android.com/apk/res/android"   xmlns:tools="http://schemas.android.com/tools"   android:id="@+id/main_list_item"   android:layout_width="match_parent"   android:layout_height="60dp"   android:gravity="center_vertical"   android:paddingStart="20dp"   android:textAlignment="viewStart"   android:textSize="24sp"   android:textStyle="bold"   tools:ignore="RtlCompat" />

 <?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android"   package="com.example.www.app">    <uses-permission android:name="android.permission.WAKE_LOCK" />   <uses-permission android:name="android.permission.INTERNET" />   <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />   <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />    <application     android:allowBackup="true"     android:icon="@mipmap/ic_launcher"     android:label="@string/app_name"     android:roundIcon="@mipmap/ic_launcher_round"     android:supportsRtl="true"     android:theme="@style/AppTheme">     <activity       android:name="io.vov.vitamio.activity.InitActivity"       android:configChanges="orientation|screenSize|smallestScreenSize|keyboard|keyboardHidden|navigation"       android:launchMode="singleTop"       android:theme="@android:style/Theme.NoTitleBar"       android:windowSoftInputMode="stateAlwaysHidden" />     <activity android:name=".MainActivity">       <intent-filter>         <action android:name="android.intent.action.MAIN" />          <category android:name="android.intent.category.LAUNCHER" />       </intent-filter>     </activity>     <activity android:name=".VideoViewDemo"></activity>   </application>  </manifest>