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Commit af6b0d2c authored by Marco Nelissen's avatar Marco Nelissen
Browse files

Enable virtualization 

When the Intent says to virtualize, and the right virtualizer is
present on the device, enable virtualization.
b/8767565

Change-Id: I8a98404b21c434966b7ae2dc341eb38f2a47eef2
parent 09e1a5ac

src/com/android/gallery3d/app/MoviePlayer.java

+34 −0
Original line number Diff line number Diff line
@@ -28,6 +28,8 @@ import android.content.IntentFilter; 
import android.graphics.Color;

import android.media.AudioManager;

import android.media.MediaPlayer;

import android.media.audiofx.AudioEffect;

import android.media.audiofx.Virtualizer;

import android.net.Uri;

import android.os.Build;

import android.os.Bundle;
@@ -67,6 +69,7 @@ public class MoviePlayer implements 
    private static final String CMDNAME = "command";

    private static final String CMDPAUSE = "pause";



    private static final String VIRTUALIZE_EXTRA = "virtualize";

    private static final long BLACK_TIMEOUT = 500;



    // If we resume the acitivty with in RESUMEABLE_TIMEOUT, we will keep playing.
@@ -93,6 +96,8 @@ public class MoviePlayer implements 
    // If the time bar is visible.

    private boolean mShowing;



    private Virtualizer mVirtualizer;



    private final Runnable mPlayingChecker = new Runnable() {

        @Override

        public void run() {
@@ -128,6 +133,31 @@ public class MoviePlayer implements 
        mVideoView.setOnErrorListener(this);

        mVideoView.setOnCompletionListener(this);

        mVideoView.setVideoURI(mUri);

        if (mVirtualizer != null) {

            mVirtualizer.release();

            mVirtualizer = null;

        }



        Intent ai = movieActivity.getIntent();

        boolean virtualize = ai.getBooleanExtra(VIRTUALIZE_EXTRA, false);

        if (virtualize) {

            int session = mVideoView.getAudioSessionId();

            if (session != 0) {

                Virtualizer virt = new Virtualizer(0, session);

                AudioEffect.Descriptor descriptor = virt.getDescriptor();

                String uuid = descriptor.uuid.toString();

                if (uuid.equals("36103c52-8514-11e2-9e96-0800200c9a66") ||

                        uuid.equals("36103c50-8514-11e2-9e96-0800200c9a66")) {

                    mVirtualizer = virt;

                    mVirtualizer.setEnabled(true);

                } else {

                    // This is not the audio virtualizer we're looking for

                    virt.release();

                }

            } else {

                Log.w(TAG, "no session");

            }

        }

        mVideoView.setOnTouchListener(new View.OnTouchListener() {

            @Override

            public boolean onTouch(View v, MotionEvent event) {
@@ -270,6 +300,10 @@ public class MoviePlayer implements 
    }



    public void onDestroy() {

        if (mVirtualizer != null) {

            mVirtualizer.release();

            mVirtualizer = null;

        }

        mVideoView.stopPlayback();

        mAudioBecomingNoisyReceiver.unregister();

    }