VideoView.java revision dddeee6f350673b691b1b9001545a27f9c3d19f0
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/*
29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project
39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *
49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License");
59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License.
69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at
79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *
89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *      http://www.apache.org/licenses/LICENSE-2.0
99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *
109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software
119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS,
129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and
149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License.
159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */
169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.widget;
189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.AlertDialog;
209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context;
219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.DialogInterface;
229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Intent;
239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.Resources;
249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.media.AudioManager;
259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.media.MediaPlayer;
269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.media.MediaPlayer.OnCompletionListener;
279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.media.MediaPlayer.OnErrorListener;
289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.Uri;
299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.PowerManager;
309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet;
319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log;
329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent;
339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.MotionEvent;
349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SurfaceHolder;
359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SurfaceView;
369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View;
379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.MediaController.MediaPlayerControl;
389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.IOException;
409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/**
429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Displays a video file.  The VideoView class
439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can load images from various sources (such as resources or content
449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * providers), takes care of computing its measurement from the video so that
459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it can be used in any layout manager, and provides various display options
469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * such as scaling and tinting.
479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */
489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class VideoView extends SurfaceView implements MediaPlayerControl {
49b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project    private String TAG = "VideoView";
509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    // settable by the client
519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private Uri         mUri;
52b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project    private int         mDuration;
539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
54fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    // all possible internal states
55fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private static final int STATE_ERROR              = -1;
56fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private static final int STATE_IDLE               = 0;
57fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private static final int STATE_PREPARING          = 1;
58fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private static final int STATE_PREPARED           = 2;
59fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private static final int STATE_PLAYING            = 3;
60fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private static final int STATE_PAUSED             = 4;
61fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private static final int STATE_PLAYBACK_COMPLETED = 5;
62fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong
63fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    // mCurrentState is a VideoView object's current state.
64fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    // mTargetState is the state that a method caller intends to reach.
65fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    // For instance, regardless the VideoView object's current state,
66fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    // calling pause() intends to bring the object to a target state
67fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    // of STATE_PAUSED.
68fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private int mCurrentState = STATE_IDLE;
69fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private int mTargetState  = STATE_IDLE;
70fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong
719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    // All the stuff we need for playing and showing a video
729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private SurfaceHolder mSurfaceHolder = null;
739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private MediaPlayer mMediaPlayer = null;
749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private int         mVideoWidth;
759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private int         mVideoHeight;
769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private int         mSurfaceWidth;
779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private int         mSurfaceHeight;
789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private MediaController mMediaController;
799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private OnCompletionListener mOnCompletionListener;
809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private MediaPlayer.OnPreparedListener mOnPreparedListener;
819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private int         mCurrentBufferPercentage;
829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private OnErrorListener mOnErrorListener;
83fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private int         mSeekWhenPrepared;  // recording the seek position while preparing
849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public VideoView(Context context) {
869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        super(context);
879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        initVideoView();
889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public VideoView(Context context, AttributeSet attrs) {
919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        this(context, attrs, 0);
929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        initVideoView();
939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public VideoView(Context context, AttributeSet attrs, int defStyle) {
969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        super(context, attrs, defStyle);
979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        initVideoView();
989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    @Override
1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        //Log.i("@@@@", "onMeasure");
1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        int width = getDefaultSize(mVideoWidth, widthMeasureSpec);
1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        int height = getDefaultSize(mVideoHeight, heightMeasureSpec);
1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        if (mVideoWidth > 0 && mVideoHeight > 0) {
1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if ( mVideoWidth * height  > width * mVideoHeight ) {
1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                //Log.i("@@@", "image too tall, correcting");
1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                height = width * mVideoHeight / mVideoWidth;
1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            } else if ( mVideoWidth * height  < width * mVideoHeight ) {
1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                //Log.i("@@@", "image too wide, correcting");
1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                width = height * mVideoWidth / mVideoHeight;
1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            } else {
1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                //Log.i("@@@", "aspect ratio is correct: " +
1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        //width+"/"+height+"="+
1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        //mVideoWidth+"/"+mVideoHeight);
1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        //Log.i("@@@@@@@@@@", "setting size: " + width + 'x' + height);
1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        setMeasuredDimension(width, height);
1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public int resolveAdjustedSize(int desiredSize, int measureSpec) {
1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        int result = desiredSize;
1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        int specMode = MeasureSpec.getMode(measureSpec);
1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        int specSize =  MeasureSpec.getSize(measureSpec);
1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        switch (specMode) {
1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            case MeasureSpec.UNSPECIFIED:
1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                /* Parent says we can be as big as we want. Just don't be larger
1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                 * than max size imposed on ourselves.
1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                 */
1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                result = desiredSize;
1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                break;
1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            case MeasureSpec.AT_MOST:
1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                /* Parent says we can be as big as we want, up to specSize.
1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                 * Don't be larger than specSize, and don't be larger than
1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                 * the max size imposed on ourselves.
1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                 */
1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                result = Math.min(desiredSize, specSize);
1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                break;
1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            case MeasureSpec.EXACTLY:
1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                // No choice. Do what we are told.
1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                result = specSize;
1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                break;
1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return result;
1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private void initVideoView() {
1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mVideoWidth = 0;
1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mVideoHeight = 0;
1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        getHolder().addCallback(mSHCallback);
1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        getHolder().setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        setFocusable(true);
1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        setFocusableInTouchMode(true);
1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        requestFocus();
159fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        mCurrentState = STATE_IDLE;
160fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        mTargetState  = STATE_IDLE;
1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void setVideoPath(String path) {
1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        setVideoURI(Uri.parse(path));
1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void setVideoURI(Uri uri) {
1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mUri = uri;
1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mSeekWhenPrepared = 0;
1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        openVideo();
1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        requestLayout();
1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        invalidate();
1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void stopPlayback() {
1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        if (mMediaPlayer != null) {
1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.stop();
1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.release();
1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer = null;
180fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_IDLE;
181fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mTargetState  = STATE_IDLE;
1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private void openVideo() {
1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        if (mUri == null || mSurfaceHolder == null) {
1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            // not ready for playback just yet, will try again later
1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            return;
1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        // Tell the music playback service to pause
1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        // TODO: these constants need to be published somewhere in the framework.
1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        Intent i = new Intent("com.android.music.musicservicecommand");
1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        i.putExtra("command", "pause");
1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mContext.sendBroadcast(i);
195fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong
196dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen        // we shouldn't clear the target state, because somebody might have
197dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen        // called start() previously
198dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen        release(false);
1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        try {
2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer = new MediaPlayer();
2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setOnPreparedListener(mPreparedListener);
2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setOnVideoSizeChangedListener(mSizeChangedListener);
203b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project            mDuration = -1;
2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setOnCompletionListener(mCompletionListener);
2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setOnErrorListener(mErrorListener);
2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setOnBufferingUpdateListener(mBufferingUpdateListener);
2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mCurrentBufferPercentage = 0;
2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setDataSource(mContext, mUri);
2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setDisplay(mSurfaceHolder);
2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.setScreenOnWhilePlaying(true);
2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.prepareAsync();
213dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen            // we don't set the target state here either, but preserve the
214dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen            // target state that was there before.
215fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_PREPARING;
2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            attachMediaController();
2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        } catch (IOException ex) {
218b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project            Log.w(TAG, "Unable to open content: " + mUri, ex);
219fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_ERROR;
220fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mTargetState = STATE_ERROR;
2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            return;
2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        } catch (IllegalArgumentException ex) {
223b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project            Log.w(TAG, "Unable to open content: " + mUri, ex);
224fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_ERROR;
225fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mTargetState = STATE_ERROR;
2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            return;
2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void setMediaController(MediaController controller) {
2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        if (mMediaController != null) {
2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaController.hide();
2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mMediaController = controller;
2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        attachMediaController();
2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private void attachMediaController() {
2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        if (mMediaPlayer != null && mMediaController != null) {
2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaController.setMediaPlayer(this);
2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            View anchorView = this.getParent() instanceof View ?
2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    (View)this.getParent() : this;
2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaController.setAnchorView(anchorView);
244fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mMediaController.setEnabled(isInPlaybackState());
2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    MediaPlayer.OnVideoSizeChangedListener mSizeChangedListener =
2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        new MediaPlayer.OnVideoSizeChangedListener() {
2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            public void onVideoSizeChanged(MediaPlayer mp, int width, int height) {
2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mVideoWidth = mp.getVideoWidth();
2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mVideoHeight = mp.getVideoHeight();
2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                if (mVideoWidth != 0 && mVideoHeight != 0) {
2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    getHolder().setFixedSize(mVideoWidth, mVideoHeight);
2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                }
2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    };
2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    MediaPlayer.OnPreparedListener mPreparedListener = new MediaPlayer.OnPreparedListener() {
2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        public void onPrepared(MediaPlayer mp) {
261fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_PREPARED;
2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mOnPreparedListener != null) {
2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mOnPreparedListener.onPrepared(mMediaPlayer);
2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mMediaController != null) {
2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mMediaController.setEnabled(true);
2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mVideoWidth = mp.getVideoWidth();
2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mVideoHeight = mp.getVideoHeight();
270fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            int seekToPosition = mSeekWhenPrepared;  // mSeekWhenPrepared may be changed after seekTo() call
271fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            if (seekToPosition != 0) {
272fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                seekTo(seekToPosition);
273fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            }
2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mVideoWidth != 0 && mVideoHeight != 0) {
2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                //Log.i("@@@@", "video size: " + mVideoWidth +"/"+ mVideoHeight);
2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                getHolder().setFixedSize(mVideoWidth, mVideoHeight);
2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                if (mSurfaceWidth == mVideoWidth && mSurfaceHeight == mVideoHeight) {
2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    // We didn't actually change the size (it was already at the size
2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    // we need), so we won't get a "surface changed" callback, so
2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    // start the video here instead of in the callback.
281fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                    if (mTargetState == STATE_PLAYING) {
282aa00e390c191f9b4eaee8ecade88c74571b2b3f3James Dong                        start();
2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        if (mMediaController != null) {
2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                            mMediaController.show();
2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        }
2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    } else if (!isPlaying() &&
287fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                               (seekToPosition != 0 || getCurrentPosition() > 0)) {
2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                       if (mMediaController != null) {
2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                           // Show the media controls when we're paused into a video and make 'em stick.
2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                           mMediaController.show(0);
2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                       }
2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                   }
2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                }
2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            } else {
2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                // We don't know the video size yet, but should start anyway.
2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                // The video size might be reported to us later.
297fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                if (mTargetState == STATE_PLAYING) {
298aa00e390c191f9b4eaee8ecade88c74571b2b3f3James Dong                    start();
2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                }
3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    };
3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private MediaPlayer.OnCompletionListener mCompletionListener =
3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        new MediaPlayer.OnCompletionListener() {
3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        public void onCompletion(MediaPlayer mp) {
307fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_PLAYBACK_COMPLETED;
308fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mTargetState = STATE_PLAYBACK_COMPLETED;
3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mMediaController != null) {
3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mMediaController.hide();
3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mOnCompletionListener != null) {
3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mOnCompletionListener.onCompletion(mMediaPlayer);
3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    };
3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private MediaPlayer.OnErrorListener mErrorListener =
3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        new MediaPlayer.OnErrorListener() {
320c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project        public boolean onError(MediaPlayer mp, int framework_err, int impl_err) {
321c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project            Log.d(TAG, "Error: " + framework_err + "," + impl_err);
322fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_ERROR;
323fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mTargetState = STATE_ERROR;
3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mMediaController != null) {
3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mMediaController.hide();
3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            /* If an error handler has been supplied, use it and finish. */
3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mOnErrorListener != null) {
330c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                if (mOnErrorListener.onError(mMediaPlayer, framework_err, impl_err)) {
3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    return true;
3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                }
3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            /* Otherwise, pop up an error dialog so the user knows that
3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project             * something bad has happened. Only try and pop up the dialog
3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project             * if we're attached to a window. When we're going away and no
3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project             * longer have a window, don't bother showing the user an error.
3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project             */
3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (getWindowToken() != null) {
3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                Resources r = mContext.getResources();
342c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                int messageId;
343c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project
344c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                if (framework_err == MediaPlayer.MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK) {
345c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                    messageId = com.android.internal.R.string.VideoView_error_text_invalid_progressive_playback;
346c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                } else {
347c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                    messageId = com.android.internal.R.string.VideoView_error_text_unknown;
348c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                }
349c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project
3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                new AlertDialog.Builder(mContext)
3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        .setTitle(com.android.internal.R.string.VideoView_error_title)
352c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project                        .setMessage(messageId)
3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        .setPositiveButton(com.android.internal.R.string.VideoView_error_button,
3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                new DialogInterface.OnClickListener() {
3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                    public void onClick(DialogInterface dialog, int whichButton) {
3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                        /* If we get here, there is no onError listener, so
3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                         * at least inform them that the video is over.
3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                         */
3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                        if (mOnCompletionListener != null) {
3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                            mOnCompletionListener.onCompletion(mMediaPlayer);
3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                        }
3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                    }
3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                })
3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        .setCancelable(false)
3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                        .show();
3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            return true;
3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    };
3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private MediaPlayer.OnBufferingUpdateListener mBufferingUpdateListener =
3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        new MediaPlayer.OnBufferingUpdateListener() {
3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        public void onBufferingUpdate(MediaPlayer mp, int percent) {
3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mCurrentBufferPercentage = percent;
3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    };
3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    /**
3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * Register a callback to be invoked when the media file
3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * is loaded and ready to go.
3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     *
3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * @param l The callback that will be run
3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     */
3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void setOnPreparedListener(MediaPlayer.OnPreparedListener l)
3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    {
3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mOnPreparedListener = l;
3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    /**
3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * Register a callback to be invoked when the end of a media file
3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * has been reached during playback.
3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     *
3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * @param l The callback that will be run
3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     */
3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void setOnCompletionListener(OnCompletionListener l)
3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    {
3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mOnCompletionListener = l;
3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    /**
4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * Register a callback to be invoked when an error occurs
4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * during playback or setup.  If no listener is specified,
4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * or if the listener returned false, VideoView will inform
4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * the user of any errors.
4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     *
4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     * @param l The callback that will be run
4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project     */
4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void setOnErrorListener(OnErrorListener l)
4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    {
4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        mOnErrorListener = l;
4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    SurfaceHolder.Callback mSHCallback = new SurfaceHolder.Callback()
4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    {
4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        public void surfaceChanged(SurfaceHolder holder, int format,
4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                                    int w, int h)
4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        {
4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mSurfaceWidth = w;
4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mSurfaceHeight = h;
420fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            boolean isValidState =  (mTargetState == STATE_PLAYING);
421fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            boolean hasValidSize = (mVideoWidth == w && mVideoHeight == h);
422fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            if (mMediaPlayer != null && isValidState && hasValidSize) {
4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                if (mSeekWhenPrepared != 0) {
424fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                    seekTo(mSeekWhenPrepared);
4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                }
426fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                start();
4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                if (mMediaController != null) {
4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    mMediaController.show();
4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                }
4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        public void surfaceCreated(SurfaceHolder holder)
4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        {
4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mSurfaceHolder = holder;
4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            openVideo();
4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        public void surfaceDestroyed(SurfaceHolder holder)
4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        {
4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            // after we return from this we can't use the surface any more
4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mSurfaceHolder = null;
4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mMediaController != null) mMediaController.hide();
444dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen            release(true);
4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    };
4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
448fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    /*
449fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong     * release the media player in any state
450fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong     */
451dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen    private void release(boolean cleartargetstate) {
452fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (mMediaPlayer != null) {
453fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mMediaPlayer.reset();
454fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mMediaPlayer.release();
455fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mMediaPlayer = null;
456fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_IDLE;
457dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen            if (cleartargetstate) {
458dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen                mTargetState  = STATE_IDLE;
459dddeee6f350673b691b1b9001545a27f9c3d19f0Marco Nelissen            }
460fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        }
461fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    }
462fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong
4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    @Override
4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public boolean onTouchEvent(MotionEvent ev) {
465fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState() && mMediaController != null) {
4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            toggleMediaControlsVisiblity();
4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return false;
4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    @Override
4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public boolean onTrackballEvent(MotionEvent ev) {
473fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState() && mMediaController != null) {
4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            toggleMediaControlsVisiblity();
4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return false;
4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    @Override
4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public boolean onKeyDown(int keyCode, KeyEvent event)
4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    {
482fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        boolean isKeyCodeSupported = keyCode != KeyEvent.KEYCODE_BACK &&
483fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                                     keyCode != KeyEvent.KEYCODE_VOLUME_UP &&
484fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                                     keyCode != KeyEvent.KEYCODE_VOLUME_DOWN &&
485fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                                     keyCode != KeyEvent.KEYCODE_MENU &&
486fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                                     keyCode != KeyEvent.KEYCODE_CALL &&
487fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                                     keyCode != KeyEvent.KEYCODE_ENDCALL;
488fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState() && isKeyCodeSupported && mMediaController != null) {
4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (keyCode == KeyEvent.KEYCODE_HEADSETHOOK ||
490f8a7ceaef2e7d5cd530c9426bde91b6fa9a40b75Andy Stadler                    keyCode == KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE) {
4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                if (mMediaPlayer.isPlaying()) {
4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    pause();
4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    mMediaController.show();
4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                } else {
4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    start();
4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    mMediaController.hide();
4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                }
4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                return true;
499f8a7ceaef2e7d5cd530c9426bde91b6fa9a40b75Andy Stadler            } else if (keyCode == KeyEvent.KEYCODE_MEDIA_STOP
5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                    && mMediaPlayer.isPlaying()) {
5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                pause();
5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mMediaController.show();
5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            } else {
5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                toggleMediaControlsVisiblity();
5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return super.onKeyDown(keyCode, event);
5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    private void toggleMediaControlsVisiblity() {
5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        if (mMediaController.isShowing()) {
5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaController.hide();
5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        } else {
5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaController.show();
5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void start() {
520fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState()) {
521fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mMediaPlayer.start();
522fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mCurrentState = STATE_PLAYING;
5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
524fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        mTargetState = STATE_PLAYING;
5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void pause() {
528fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState()) {
5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            if (mMediaPlayer.isPlaying()) {
5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project                mMediaPlayer.pause();
531fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                mCurrentState = STATE_PAUSED;
5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            }
5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
534fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        mTargetState = STATE_PAUSED;
5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
537fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    // cache duration as mDuration for faster access
5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public int getDuration() {
539fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState()) {
540b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project            if (mDuration > 0) {
541b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project                return mDuration;
542b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project            }
543b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project            mDuration = mMediaPlayer.getDuration();
544b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project            return mDuration;
5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
546b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project        mDuration = -1;
547b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project        return mDuration;
5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public int getCurrentPosition() {
551fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState()) {
5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            return mMediaPlayer.getCurrentPosition();
5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return 0;
5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public void seekTo(int msec) {
558fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        if (isInPlaybackState()) {
5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mMediaPlayer.seekTo(msec);
560fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong            mSeekWhenPrepared = 0;
5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        } else {
5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            mSeekWhenPrepared = msec;
5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public boolean isPlaying() {
567fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        return isInPlaybackState() && mMediaPlayer.isPlaying();
5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    public int getBufferPercentage() {
5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        if (mMediaPlayer != null) {
5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            return mCurrentBufferPercentage;
5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return 0;
5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
576fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong
577fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    private boolean isInPlaybackState() {
578fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong        return (mMediaPlayer != null &&
579fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                mCurrentState != STATE_ERROR &&
580fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                mCurrentState != STATE_IDLE &&
581fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong                mCurrentState != STATE_PREPARING);
582fdf3ac6cdc370d7dedca463dddd697a1bed79a9cJames Dong    }
5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
584