This is the
On Sat, Jan 1, 2011 at 5:34 AM, bobo123 <[email protected]> wrote:
> Hi All,
>
> My application use MediaPlayer component to auto play 2 video files
> in the SD card.
> and it continue to play these 2 video files until user touch the
> screen then it will quit this activity.
>
>
> At the beginning, The media player these 2 video files very well (no
> error), however when it play several times of the 2 video file, then
> MediaPlayer server was died. it throws an exceptions"
> Java.io.exception: setDataSource error 0x800000... and I quit my
> application, use Android device itself Video Player to play any video
> files in the SD card, but it doesn't work too. shows Media Server
> Error Dialog.
>
> I spent a whole day to check my application, but got no result.
> Attached is my source code, any body can help me?
>
> package com.iqQuest.android.activities;
>
> import java.io.File;
>
> import com.iqQuest.android.structures.MediaType;
> import com.iqQuest.android.utilities.MediaFilesHelper;
>
> import android.app.Activity;
> import android.app.AlertDialog;
> import android.media.AudioManager;
> import android.media.MediaPlayer;
> import android.media.MediaPlayer.OnBufferingUpdateListener;
> import android.media.MediaPlayer.OnCompletionListener;
> import android.media.MediaPlayer.OnErrorListener;
> import android.media.MediaPlayer.OnPreparedListener;
> import android.media.MediaPlayer.OnVideoSizeChangedListener;
> import android.os.Bundle;
> import android.os.Handler;
> import android.os.Message;
> import android.util.Log;
> import android.view.MotionEvent;
> import android.view.SurfaceHolder;
> import android.view.SurfaceView;
> import android.widget.Toast;
>
> public class FormVideoPlayer extends Activity implements
> OnBufferingUpdateListener, OnCompletionListener,
> OnPreparedListener, OnVideoSizeChangedListener, OnErrorListener,
> SurfaceHolder.Callback {
> /** Called when the activity is first created. */
>
> private static final String TAG = "FormVideoPlayer";
> private SurfaceView mPreview;
> private SurfaceHolder holder;
> private MediaPlayer mp;
>
>
> private boolean mIsVideoSizeKnown = false;
> private boolean mIsVideoReadyToBePlayed = false;
> private int mVideoWidth;
> private int mVideoHeight;
> private int mPreVideoHeight;
> private int mPreVideoWidth;
> private File[] mVideoFiles;
> private static int playIndex = 0;
> public static boolean IsActive = false;
>
> private boolean mifQuit = false;
>
> private int playCount = 0;
> private String title = "";
> private boolean isSetVideoSize = false;
>
> @Override
> public void onCreate(Bundle savedInstanceState) {
> super.onCreate(savedInstanceState);
> setContentView(R.layout.form_video_player);
>
> mVideoFiles =
> MediaFilesHelper.getInstance().load(MediaType.VIDEO);
>
> mPreview = (SurfaceView) findViewById(R.id.SurfaceView01);
> holder = mPreview.getHolder();
> holder.addCallback(this);
> holder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
> // holder.setFixedSize(400, 200);
> // mp = new MediaPlayer();
>
> }
>
>
> private Handler mHandler = new Handler(){
> public void handleMessage(Message msg) {
> if (mifQuit) return;
>
> doCleanUp();
> releaseMediaPlayer();
> playVideo();
> }
>
> };
> private Runnable mPlayVideoTask = new Runnable() {
> public void run() {
> if (mifQuit) return;
> Message msg = mHandler.obtainMessage();
> Bundle b = new Bundle();
> b.putString("message", "Start Play Video");
> msg.setData(b);
> mHandler.sendMessage(msg);
> }
> };
>
>
> private void playVideo()
> {
> if (mVideoFiles == null || mVideoFiles.length == 0)
> {
> Toast.makeText(this.getApplicationContext(), "No video
> files",
> Toast.LENGTH_LONG).show();
> return;
> }
> try {
>
> String path = mVideoFiles[playIndex].getAbsolutePath();
>
> mp = new MediaPlayer();
>
> mp.setDataSource(mVideoFiles[playIndex].getAbsolutePath());
> mp.setDisplay(holder);
> mp.prepare();
> mp.setOnBufferingUpdateListener(this);
> mp.setOnCompletionListener(this);
> mp.setOnPreparedListener(this);
> mp.setOnVideoSizeChangedListener(this);
> mp.setAudioStreamType(AudioManager.STREAM_MUSIC);
>
> // mp.start();
> //set next play index
> playIndex++;
> if (playIndex == mVideoFiles.length)
> playIndex = 0;
> // mp.setLooping(true);
> } catch (Throwable t) {
> if (mp != null)
> mp.release();
> Log.e(TAG, "error in media prep", t);
> goBlooey(t);
> }
>
> }
>
> private void goBlooey(Throwable t) {
> AlertDialog.Builder builder=new AlertDialog.Builder(this);
>
> builder
> .setTitle("Exception!")
> .setMessage(t.toString())
> .setPositiveButton("OK", null)
> .show();
> }
>
> private void showOnErrorDlg(String message)
> {
> AlertDialog.Builder builder=new AlertDialog.Builder(this);
>
> builder
> .setTitle("Exception!")
> .setMessage(message)
> .setPositiveButton("OK", null)
> .show();
> }
>
> public void onBufferingUpdate(MediaPlayer arg0, int percent) {
> Log.d(TAG, "onBufferingUpdate percent:" + percent);
> this.setTitle("onBufferingUpdate");
>
> }
>
> public void onCompletion(MediaPlayer arg0) {
> Log.d(TAG, "onCompletion called");
> this.setTitle("onCompleted");
>
> doCleanUp();
> mp.release();
> mp = null;
> playVideo();
>
> // if (mifQuit) return;
> //Handler.postDelayed(mPlayVideoTask, 1 * 1000);
> }
>
> public void onVideoSizeChanged(MediaPlayer mp, int width, int
> height) {
> Log.v(TAG, "onVideoSizeChanged called");
> this.setTitle("onVideoSizeChanged");
> title = title + "|V";
> this.setTitle(title);
> if (width == 0 || height == 0) {
> title = title + "|I";
> this.setTitle(title);
> Log.e(TAG, "invalid video width(" + width + ") or height("
> + height + ")");
> return;
> }
> mIsVideoSizeKnown = true;
> mVideoWidth = width;
> mVideoHeight = height;
> if (mIsVideoReadyToBePlayed && mIsVideoSizeKnown) {
> startVideoPlayback();
> }
> }
>
> public void onPrepared(MediaPlayer mediaplayer) {
> Log.d(TAG, "onPrepared called");
> mIsVideoReadyToBePlayed = true;
> title = title + "|p";
> this.setTitle(title);
> if (mIsVideoReadyToBePlayed && mIsVideoSizeKnown) {
> startVideoPlayback();
> } /*else {
> mp.release();
> mp = null;
> doCleanUp();
> playIndex++;
> if (playIndex == mVideoFiles.length)
> playIndex = 0;
> playVideo();
> }*/
>
> }
>
> public void surfaceChanged(SurfaceHolder surfaceholder, int i, int
> j, int k) {
> Log.d(TAG, "surfaceChanged called");
>
> }
>
> public void surfaceDestroyed(SurfaceHolder surfaceholder) {
> Log.d(TAG, "surfaceDestroyed called");
> }
>
>
> public void surfaceCreated(SurfaceHolder holder) {
> Toast.makeText(this.getApplicationContext(), "surfaceCreated",
> Toast.LENGTH_LONG);
> Log.d(TAG, "surfaceCreated called");
> this.setTitle("surfaceCreated");
> playVideo();
> }
>
> public void onStart()
> {
> IsActive = true;
> super.onStart();
> }
>
> public void onStop()
> {
> IsActive = false;
> mifQuit = true;
> if (mp != null)
> {
> if (mp.isPlaying())
> mp.stop();
> }
> releaseMediaPlayer();
> doCleanUp();
> super.onStop();
> }
>
> // @Override
> protected void onPause() {
> super.onPause();
>
> }
>
>
> @Override
> protected void onDestroy() {
> super.onDestroy();
> }
>
> public boolean onTouchEvent(MotionEvent event) {
> boolean ret = super.onTouchEvent(event);
> this.finish();
> mifQuit = true;
> return ret;
> }
>
> private void doCleanUp() {
> mVideoWidth = 0;
> mVideoHeight = 0;
> mIsVideoReadyToBePlayed = false;
> mIsVideoSizeKnown = false;
> playCount = 0;
> title="clean up";
> this.setTitle(title);
> }
>
> private void releaseMediaPlayer() {
> if (mp != null) {
> mp.release();
> mp = null;
> }
> }
>
> private void startVideoPlayback() {
> Log.v(TAG, "startVideoPlayback");
>
> //mPreVideoHeight;
> //mPreVideoWidth;
> if (mPreVideoHeight != mVideoHeight || mPreVideoWidth !=
> mVideoWidth )
> {
>
> mPreVideoHeight = mVideoHeight;
> mPreVideoWidth = mVideoWidth;
>
> }
> title = title + "|setSize";
> holder.setFixedSize(mVideoWidth, mVideoHeight);
> //holder.setFixedSize(400, 200);
> playCount++;
> //this.setTitle(Integer.toString(playCount));
> // if (!mp.isPlaying())
> //{
>
> title = title + "|Playing";
> this.setTitle(title);
> mp.start();
> //} else {
> //title = title + "|play";
> //this.setTitle(title);
> //}
> }
>
> @Override
> public boolean onError(MediaPlayer mp, int what, int extra) {
> // TODO Auto-generated method stub
> if (what == MediaPlayer.MEDIA_ERROR_SERVER_DIED)
> showOnErrorDlg("Media Server Died");
> else
> {
> showOnErrorDlg("Unknown Media Server Error");
> }
>
> mp.release();
> mp = null;
> return true;
> }
>
> }
>
>
>
>
>
>
>
>
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