MediaPlayer SurfaceView 视频播放

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.pengdl.video_mediaplayer" >

    <uses-sdk android:minSdkVersion="21"/>
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name=".Video_MediaPlayer"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

<RelativeLayout 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" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".Video_MediaPlayer">

    <SurfaceView
        android:id="@+id/surface1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_alignParentBottom="true"
        android:layout_centerHorizontal="true">

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

    </LinearLayout>

</RelativeLayout>

<resources>
    <string name="app_name">Video_MediaPlayer</string>

    <string name="hello_world">Hello world!</string>
    <string name="action_settings">Settings</string>
    <string name="start">Start</string>
    <string name="pause">Pause</string>
    <string name="stop">Stop</string>
</resources>

package com.example.pengdl.video_mediaplayer;

import android.app.Activity;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.widget.Button;

import java.io.IOException;

public class Video_MediaPlayer extends Activity implements View.OnClickListener{

    private Button start;
    private Button pause;
    private Button stop;
    private MediaPlayer mediaPlayer;
    private SurfaceView surfaceView;
    private int postion = 0;

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

        start = (Button)findViewById(R.id.start);
        pause = (Button)findViewById(R.id.pause);
        stop = (Button)findViewById(R.id.stop);
        surfaceView = (SurfaceView)findViewById(R.id.surface1);

        mediaPlayer = new MediaPlayer();

        surfaceView.getHolder().setKeepScreenOn(true);
        surfaceView.getHolder().addCallback(new SurfaceViewLis());

        start.setOnClickListener(this);
        pause.setOnClickListener(this);
        stop.setOnClickListener(this);
    }

    private class SurfaceViewLis implements SurfaceHolder.Callback {

        @Override
        public void surfaceChanged(SurfaceHolder holder, int format, int width,
                                   int height) {

        }

        @Override
        public void surfaceCreated(SurfaceHolder holder) {
            if (postion == 0) {
                try {
                    play();
                    mediaPlayer.seekTo(postion);
                } catch (IllegalArgumentException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (SecurityException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IllegalStateException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

            }

        }

        @Override
        public void surfaceDestroyed(SurfaceHolder holder) {

        }

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_video__media_player, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.start:
                try {
                    play();
                } catch (IllegalArgumentException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (SecurityException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IllegalStateException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                break;
            case R.id.pause:
                if (mediaPlayer.isPlaying()) {
                    mediaPlayer.pause();
                } else {
                    mediaPlayer.start();
                }
                break;
            case R.id.stop:
                if (mediaPlayer.isPlaying())
                    mediaPlayer.stop();
                break;
            default:
                break;
        }
    }

    public void play() throws IllegalArgumentException, SecurityException,
            IllegalStateException, IOException {
        mediaPlayer.reset();
        mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
        mediaPlayer.setDataSource("/sdcard/Movies/u-boot.mp4");
        // 把视频输出到SurfaceView上
        mediaPlayer.setDisplay(surfaceView.getHolder());
        mediaPlayer.prepare();
        mediaPlayer.start();
    }

    @Override
    protected void onPause() {
        if (mediaPlayer.isPlaying()) {
            // 保存当前播放的位置
            postion = mediaPlayer.getCurrentPosition();
            mediaPlayer.stop();
        }
        super.onPause();
    }

    @Override
    protected void onDestroy() {
        if (mediaPlayer.isPlaying())
            mediaPlayer.stop();
        mediaPlayer.release();
        super.onDestroy();
    }
}