ErikHellman · June 22, 2013 09:17 · followthemoney1 · Dec 26, 2014
diff --git a/Activity showing surface switch b/Activity showing surface switch
 package com.example.mediaplayersurfaceswitch;

 import android.app.Activity;
 import android.content.Intent;
 import android.media.MediaPlayer;
 import android.net.Uri;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.SurfaceHolder;
 import android.view.SurfaceView;
 import android.view.View;

 @SuppressWarnings("ConstantConditions")
 public class MainActivity extends Activity {

    private static final int PICK_VIDEO_REQUEST = 1001;
    private static final String TAG = "SurfaceSwitch";
    private MediaPlayer mMediaPlayer;
    private SurfaceHolder mFirstSurface;
    private SurfaceHolder mSecondSurface;
    private SurfaceHolder mActiveSurface;
    private Uri mVideoUri;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        SurfaceView first = (SurfaceView) findViewById(R.id.firstSurface);
        first.getHolder().addCallback(new SurfaceHolder.Callback() {
            @Override
            public void surfaceCreated(SurfaceHolder surfaceHolder) {
                Log.d(TAG, "First surface created!");
                mFirstSurface = surfaceHolder;
                if (mVideoUri != null) {
                    mMediaPlayer = MediaPlayer.create(getApplicationContext(),
                            mVideoUri, mFirstSurface);
                    mActiveSurface = mFirstSurface;
                    mMediaPlayer.start();
                }
            }

            @Override
            public void surfaceChanged(SurfaceHolder surfaceHolder, int i, int i2, int i3) {

            }

            @Override
            public void surfaceDestroyed(SurfaceHolder surfaceHolder) {
                Log.d(TAG, "First surface destroyed!");
            }
        });
        SurfaceView second = (SurfaceView) findViewById(R.id.secondSurface);
        second.getHolder().addCallback(new SurfaceHolder.Callback() {
            @Override
            public void surfaceCreated(SurfaceHolder surfaceHolder) {
                Log.d(TAG, "Second surface created!");
                mSecondSurface = surfaceHolder;
            }

            @Override
            public void surfaceChanged(SurfaceHolder surfaceHolder, int i, int i2, int i3) {

            }

            @Override
            public void surfaceDestroyed(SurfaceHolder surfaceHolder) {
                Log.d(TAG, "Second surface destroyed!");
            }
        });
    }

    @Override
    protected void onPause() {
        super.onPause();
        mVideoUri = null;
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if (mMediaPlayer != null) {
            mMediaPlayer.release();
            mMediaPlayer = null;
        }
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == PICK_VIDEO_REQUEST && resultCode == RESULT_OK) {
            Log.d(TAG, "Got video " + data.getData());
            mVideoUri = data.getData();
        }
    }

    public void doStartStop(View view) {
        if (mMediaPlayer == null) {
            Intent pickVideo = new Intent(Intent.ACTION_PICK);
            pickVideo.setTypeAndNormalize("video/*");
            startActivityForResult(pickVideo, PICK_VIDEO_REQUEST);
        } else {
            mMediaPlayer.stop();
            mMediaPlayer.release();
            mMediaPlayer = null;
        }
    }

    public void doSwitchSurface(View view) {
        if (mMediaPlayer != null && mMediaPlayer.isPlaying()) {
            mActiveSurface = mFirstSurface == mActiveSurface ? mSecondSurface : mFirstSurface;
            mMediaPlayer.setDisplay(mActiveSurface);
        }
    }
 }
diff --git a/XML layout with two SurfaceViews b/XML layout with two SurfaceViews
 <LinearLayout xmlns:android="https://schemas.android.com/apk/res/android"
    xmlns:tools="https://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    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=".MainActivity">

    <Button android:layout_weight="0.2"
            android:layout_height="0dp"
            android:layout_width="match_parent"
            android:onClick="doStartStop"
            android:text="Start/Stop" />

    <Button android:layout_weight="0.2"
            android:layout_height="0dp"
            android:layout_width="match_parent"
            android:onClick="doSwitchSurface"
            android:text="Switch surface" />

    <SurfaceView android:id="@+id/firstSurface"
                 android:layout_margin="3dp"
               android:layout_height="0dp"
               android:layout_width="match_parent"
               android:layout_weight="1" />

    <SurfaceView android:id="@+id/secondSurface"
                 android:layout_margin="3dp"
               android:layout_height="0dp"
               android:layout_width="match_parent"
               android:layout_weight="1" />

 </LinearLayout>
	package com.example.mediaplayersurfaceswitch;

	import android.app.Activity;
	import android.content.Intent;
	import android.media.MediaPlayer;
	import android.net.Uri;
	import android.os.Bundle;
	import android.util.Log;
	import android.view.SurfaceHolder;
	import android.view.SurfaceView;
	import android.view.View;

	@SuppressWarnings("ConstantConditions")
	public class MainActivity extends Activity {

	private static final int PICK_VIDEO_REQUEST = 1001;
	private static final String TAG = "SurfaceSwitch";
	private MediaPlayer mMediaPlayer;
	private SurfaceHolder mFirstSurface;
	private SurfaceHolder mSecondSurface;
	private SurfaceHolder mActiveSurface;
	private Uri mVideoUri;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	setContentView(R.layout.activity_main);
	SurfaceView first = (SurfaceView) findViewById(R.id.firstSurface);
	first.getHolder().addCallback(new SurfaceHolder.Callback() {
	@Override
	public void surfaceCreated(SurfaceHolder surfaceHolder) {
	Log.d(TAG, "First surface created!");
	mFirstSurface = surfaceHolder;
	if (mVideoUri != null) {
	mMediaPlayer = MediaPlayer.create(getApplicationContext(),
	mVideoUri, mFirstSurface);
	mActiveSurface = mFirstSurface;
	mMediaPlayer.start();
	}
	}

	@Override
	public void surfaceChanged(SurfaceHolder surfaceHolder, int i, int i2, int i3) {

	}

	@Override
	public void surfaceDestroyed(SurfaceHolder surfaceHolder) {
	Log.d(TAG, "First surface destroyed!");
	}
	});
	SurfaceView second = (SurfaceView) findViewById(R.id.secondSurface);
	second.getHolder().addCallback(new SurfaceHolder.Callback() {
	@Override
	public void surfaceCreated(SurfaceHolder surfaceHolder) {
	Log.d(TAG, "Second surface created!");
	mSecondSurface = surfaceHolder;
	}

	@Override
	public void surfaceChanged(SurfaceHolder surfaceHolder, int i, int i2, int i3) {

	}

	@Override
	public void surfaceDestroyed(SurfaceHolder surfaceHolder) {
	Log.d(TAG, "Second surface destroyed!");
	}
	});
	}

	@Override
	protected void onPause() {
	super.onPause();
	mVideoUri = null;
	}

	@Override
	protected void onDestroy() {
	super.onDestroy();
	if (mMediaPlayer != null) {
	mMediaPlayer.release();
	mMediaPlayer = null;
	}
	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
	if (requestCode == PICK_VIDEO_REQUEST && resultCode == RESULT_OK) {
	Log.d(TAG, "Got video " + data.getData());
	mVideoUri = data.getData();
	}
	}

	public void doStartStop(View view) {
	if (mMediaPlayer == null) {
	Intent pickVideo = new Intent(Intent.ACTION_PICK);
	pickVideo.setTypeAndNormalize("video/*");
	startActivityForResult(pickVideo, PICK_VIDEO_REQUEST);
	} else {
	mMediaPlayer.stop();
	mMediaPlayer.release();
	mMediaPlayer = null;
	}
	}

	public void doSwitchSurface(View view) {
	if (mMediaPlayer != null && mMediaPlayer.isPlaying()) {
	mActiveSurface = mFirstSurface == mActiveSurface ? mSecondSurface : mFirstSurface;
	mMediaPlayer.setDisplay(mActiveSurface);
	}
	}
	}
	<LinearLayout xmlns:android="https://schemas.android.com/apk/res/android"
	xmlns:tools="https://schemas.android.com/tools"
	android:layout_width="match_parent"
	android:layout_height="match_parent"
	android:orientation="vertical"
	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=".MainActivity">

	<Button android:layout_weight="0.2"
	android:layout_height="0dp"
	android:layout_width="match_parent"
	android:onClick="doStartStop"
	android:text="Start/Stop" />

	<Button android:layout_weight="0.2"
	android:layout_height="0dp"
	android:layout_width="match_parent"
	android:onClick="doSwitchSurface"
	android:text="Switch surface" />

	<SurfaceView android:id="@+id/firstSurface"
	android:layout_margin="3dp"
	android:layout_height="0dp"
	android:layout_width="match_parent"
	android:layout_weight="1" />

	<SurfaceView android:id="@+id/secondSurface"
	android:layout_margin="3dp"
	android:layout_height="0dp"
	android:layout_width="match_parent"
	android:layout_weight="1" />

	</LinearLayout>