使用VideoView播放、暂停、快进视频

 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context="com.example.videoview.MainActivity" >

     <VideoView
         android:id="@+id/videoView"
         android:layout_width="match_parent"
         android:layout_height="416dp" />

     <LinearLayout
         android:id="@+id/linearLayout"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_gravity="bottom"
         android:orientation="horizontal" >

         <Button
             android:id="@+id/start"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="开始" />

         <Button
             android:id="@+id/pause"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="暂停" />

         <Button
             android:id="@+id/seekto"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="3秒处" />
     </LinearLayout>

 </FrameLayout>

activity_main.xml

测试主代码：

 package com.example.videotest;

 import java.io.File;

 import android.app.Activity;
 import android.os.Bundle;
 import android.os.Environment;
 import android.provider.MediaStore.Video;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.widget.Button;
 import android.widget.VideoView;

 public class MainActivity extends Activity implements OnClickListener {

     private VideoView videoView;

     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);

         videoView = (VideoView) findViewById(R.id.videoView);

         File path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM);

         File f = new File(path, "/Camera/test.mp4");

         videoView.setVideoPath(f.getAbsolutePath());

         Button start = (Button) findViewById(R.id.start);
         start.setOnClickListener(this);
         Button pause = (Button) findViewById(R.id.pause);
         pause.setOnClickListener(this);
         Button seekto = (Button) findViewById(R.id.seekto);
         seekto.setOnClickListener(this);

     }

     @Override
     public void onClick(View v) {
         switch (v.getId()) {
         case R.id.start:
             videoView.start();
             break;
         case R.id.pause:
             videoView.pause();
             break;
         case R.id.seekto:
             videoView.seekTo(3*1000);
             break;
         }
     }

 }