android MediaPlayer SurfaceView 网络视频播放器
android MediaPlayer SurfaceView 网络视频播放器
Demo下载：http://download.csdn.net/detail/menglele1314/9383426
package com.video;
import android.app.Activity;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnPreparedListener;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.KeyEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceHolder.Callback;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.Toast;
public class VideoPlayerActivity extends Activity implements OnClickListener {
// 视频播放地址
private String videoUrl = "http://v.iask.com/v_play_ipad.php?vid=138152839";
/*************************************************/
private SurfaceView video_sv;// 绘图容器对象，用于把视频显示在屏幕上
private ProgressBar video_pb;
private LinearLayout video_ll_title;
private Button video_btn_back;
private TextView video_tv_name;// 视频名称显示的view
private LinearLayout video_ll_bottom;
private Button video_btn_play;// 用于开始和暂停的按钮
private TextView video_tv_otime;
private SeekBar video_seekbar_time;// 进度条控件
private TextView video_tv_ctime;
private Button video_btn_full;
private Button video_btn_lock;
private MediaPlayer mediaPlayer; // 播放器控件
private upDateSeekBar playingSeekBar; // 更新进度条用
private int postSize; // 保存义播视频大小
private boolean flag = true; // 用于判断视频是否在播放中
private static long lastClickTime;
private int position = 0;
private boolean isLocked = false;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
/* 去掉title */
requestWindowFeature(Window.FEATURE_NO_TITLE);
/* 设置屏幕常亮 *//* flag：标记 ； */
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
setContentView(R.layout.activity_video); // 加载布局文件
initView(); // 初始化数据
playVideo();
setListener(); // 绑定相关事件
}
@SuppressWarnings("deprecation")
private void playVideo() {
video_pb.setVisibility(View.VISIBLE);
video_tv_name.setText("视屏名称xxx");// 视频标题
video_btn_play.setEnabled(false); // 刚进来，设置其不可点击
video_sv.getHolder().setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
video_sv.getHolder().setKeepScreenOn(true); // 保持屏幕高亮
video_sv.getHolder().addCallback(new surFaceView()); // 设置监听事件
mHandler.sendMessageDelayed(mHandler.obtainMessage(0x124), 3000);// 隐藏控件
}
private void initView() {
video_sv = (SurfaceView) findViewById(R.id.video_sv);
video_pb = (ProgressBar) findViewById(R.id.video_pb);
video_ll_title = (LinearLayout) findViewById(R.id.video_ll_title);
video_btn_back = (Button) findViewById(R.id.video_btn_back);
video_btn_back.setOnClickListener(this);
video_tv_name = (TextView) findViewById(R.id.video_tv_name);
video_ll_bottom = (LinearLayout) findViewById(R.id.video_ll_bottom);
video_btn_play = (Button) findViewById(R.id.video_btn_play);
video_btn_play.setOnClickListener(this);
video_tv_otime = (TextView) findViewById(R.id.video_tv_otime);
video_seekbar_time = (SeekBar) findViewById(R.id.video_seekbar_time);
video_tv_ctime = (TextView) findViewById(R.id.video_tv_ctime);
video_btn_full = (Button) findViewById(R.id.video_btn_full);
video_btn_full.setOnClickListener(this);
video_btn_lock = (Button) findViewById(R.id.video_btn_lock);
video_btn_lock.setOnClickListener(this);
mediaPlayer = new MediaPlayer(); // 创建一个播放器对象
playingSeekBar = new upDateSeekBar(); // 创建更新进度条对象
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.video_btn_back:// 返回
finish();
break;
case R.id.video_btn_lock:
if (isLocked) {
unLockScreen();// 解锁
isLocked = false;
} else {
lockScreen();// 锁定
isLocked = true;
}
break;
default:
break;
}
}
private void lockScreen() {
video_btn_lock
.setBackgroundResource(R.drawable.player_landscape_screen_off_normal);
video_ll_title.setVisibility(View.GONE);
video_ll_bottom.setVisibility(View.GONE);
}
private void unLockScreen() {
video_btn_lock
.setBackgroundResource(R.drawable.player_landscape_screen_on_noraml);
video_ll_title.setVisibility(View.VISIBLE);
video_ll_bottom.setVisibility(View.VISIBLE);
}
/**
* 更新进度条
*/
Handler mHandler = new Handler() {
public void handleMessage(Message msg) {
if (msg.what == 0x124) {
video_ll_title.setVisibility(View.GONE);
video_ll_bottom.setVisibility(View.GONE);
} else {
if (mediaPlayer == null) {
flag = false;
} else if (mediaPlayer.isPlaying()) {
flag = true;
int position = mediaPlayer.getCurrentPosition();
int mMax = mediaPlayer.getDuration();
int sMax = video_seekbar_time.getMax();
if (mMax > 0) {
video_tv_otime.setText(change(position / 1000));
video_tv_ctime.setText(change(mMax / 1000));
video_seekbar_time.setProgress(position * sMax / mMax);
} else {
Toast.makeText(VideoPlayerActivity.this, "无法播放",
Toast.LENGTH_LONG).show();
}
}
}
};
};
class upDateSeekBar implements Runnable {
@Override
public void run() {
mHandler.sendMessage(Message.obtain());
if (flag) {
mHandler.postDelayed(playingSeekBar, 1000);
}
}
}
class PlayMovie extends Thread { // 播放视频的线程
int post = 0;
public PlayMovie(int post) {
this.post = post;
}
@Override
public void run() {
super.run();
try {
mediaPlayer.reset(); // 回复播放器默认
mediaPlayer.setDataSource(videoUrl); // 设置播放路径
mediaPlayer.setDisplay(video_sv.getHolder()); // 把视频显示在SurfaceView上
mediaPlayer.setOnPreparedListener(new PreparedListener(post)); // 设置监听事件
mediaPlayer.prepare(); // 准备播放
mediaPlayer.seekTo(50000);
} catch (Exception e) {
e.printStackTrace();
}
}
}
class PreparedListener implements OnPreparedListener {
int postSize;
public PreparedListener(int postSize) {
this.postSize = postSize;
}
@Override
public void onPrepared(MediaPlayer mp) {
Log.e("onPrepared", "----onPrepared");
video_pb.setVisibility(View.GONE); // 准备完成后，隐藏控件
video_btn_play
.setBackgroundResource(R.drawable.qiyi_sdk_play_btn_pause);
if (mediaPlayer != null) {
mediaPlayer.start(); // 开始播放视频
} else {
return;
}
if (postSize > 0) { // 说明中途停止过（activity调用过pase方法，不是用户点击停止按钮），跳到停止时候位置开始播放
mediaPlayer.seekTo(postSize); // 跳到postSize大小位置处进行播放
}
new Thread(playingSeekBar).start(); // 启动线程，更新进度条
}
}
private class surFaceView implements Callback { // 上面绑定的监听的事件
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
mediaPlayer.setDisplay(holder);
}
@Override
public void surfaceCreated(SurfaceHolder holder) { // 创建完成后调用
if (postSize > 0 && videoUrl != null) { // 说明，停止过activity调用过pase方法，跳到停止位置播放
new PlayMovie(postSize).start();
flag = true;
int sMax = video_seekbar_time.getMax();
int mMax = mediaPlayer.getDuration();
video_tv_otime
.setText(change(mediaPlayer.getCurrentPosition() / 1000));
video_tv_ctime
.setText(change(mediaPlayer.getDuration() / 1000));
video_seekbar_time.setProgress(postSize * sMax / mMax);
postSize = 0;
video_pb.setVisibility(View.GONE);
} else {
new PlayMovie(0).start();// 表明是第一次开始播放
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) { // activity调用过pase方法，保存当前播放位置
if (mediaPlayer != null && mediaPlayer.isPlaying()) {
postSize = mediaPlayer.getCurrentPosition();
mediaPlayer.stop();
flag = false;
video_pb.setVisibility(View.VISIBLE);
}
}
}
@Override
protected void onResume() {
super.onResume();
video_btn_play.setEnabled(true);
video_btn_play
.setBackgroundResource(R.drawable.qiyi_sdk_play_btn_pause);
}
@Override
protected void onPause() {
super.onPause();
if (mediaPlayer != null) {
if (mediaPlayer.isPlaying()) {
position = mediaPlayer.getCurrentPosition();
mediaPlayer.stop();
SharedPreferences share = getSharedPreferences("video_player",
0);
Editor editor = share.edit();
editor.putInt("position", position);
editor.commit();
}
}
}
@Override
protected void onDestroy() { // activity销毁后，释放资源
super.onDestroy();
if (mediaPlayer != null) {
if (mediaPlayer.isPlaying()) {
mediaPlayer.stop();
}
mediaPlayer.release();
mediaPlayer = null;
}
System.gc();
}
private void setListener() {
if (mediaPlayer == null) {
return;
}
mediaPlayer
.setOnBufferingUpdateListener(new MediaPlayer.OnBufferingUpdateListener() {
@Override
public void onBufferingUpdate(MediaPlayer mp, int percent) {
video_seekbar_time.setSecondaryProgress(percent);
}
});
mediaPlayer
.setOnCompletionListener(new MediaPlayer.OnCompletionListener() { // 视频播放完成
@Override
public void onCompletion(MediaPlayer mp) {
flag = false;
video_tv_otime.setText(change(mediaPlayer.getDuration() / 1000));
video_btn_play
.setBackgroundResource(R.drawable.qiyi_sdk_play_btn_player);
// 播放完成后需要自动播放下一集
Log.e("mediaPlayer", "本集结束");
}
});
mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
@Override
public void onPrepared(MediaPlayer mp) {
}
});
mediaPlayer.setOnErrorListener(new MediaPlayer.OnErrorListener() {
@Override
public boolean onError(MediaPlayer arg0, int arg1, int arg2) {
Log.e("mediaPlayer", "无法播放：" + arg1 + "：" + arg2);
return false;
}
});
/**
* 如果视频在播放，则调用mediaPlayer.pause();，停止播放视频，反之，mediaPlayer.start()
* ，同时换按钮背景
*/
video_btn_play.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (mediaPlayer.isPlaying()) {
video_btn_play
.setBackgroundResource(R.drawable.qiyi_sdk_play_btn_player);
mediaPlayer.pause();
postSize = mediaPlayer.getCurrentPosition();
} else {
video_btn_play
.setBackgroundResource(R.drawable.qiyi_sdk_play_btn_pause);
mediaPlayer.start();
if (flag == false) {
flag = true;
new Thread(playingSeekBar).start();
}
}
}
});
video_seekbar_time
.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
if (isFastDoubleClick()) {
int value = video_seekbar_time.getProgress()
* mediaPlayer.getDuration() // 计算进度条需要前进的位置数据大小
/ video_seekbar_time.getMax();
video_tv_otime.setText(change(value / 1000));
mediaPlayer.seekTo(value);
}
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
}
@Override
public void onProgressChanged(SeekBar seekBar,
int progress, boolean fromUser) {
}
});
/**
* 点击屏幕，切换控件的显示，显示则应藏，隐藏，则显示
*/
video_sv.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// 只有全屏时才显示操作按钮
// if (!isFullScreen) {
// return;
// }
if (isLocked) {
video_ll_title.setVisibility(View.GONE);
video_ll_bottom.setVisibility(View.GONE);
} else {
video_ll_title.setVisibility(View.VISIBLE);
video_ll_bottom.setVisibility(View.VISIBLE);
mHandler.sendMessageDelayed(mHandler.obtainMessage(0x124),
3000);// 隐藏控件
}
}
});
}
// 防止用户频繁操作
public static boolean isFastDoubleClick() {
long time = System.currentTimeMillis();
long timeD = time - lastClickTime;
if (3000 < timeD) {
return true;
}
lastClickTime = time;
return false;
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
// 如果是锁定状态不允许使用系统后退键
if (event.getKeyCode() == KeyEvent.KEYCODE_BACK
&& event.getAction() == KeyEvent.ACTION_DOWN) {
if (isLocked) {
return true;
}
}
return super.dispatchKeyEvent(event);
}
public static String change(int second) {
int h = 0;
int d = 0;
int s = 0;
int temp = second % 3600;
if (second > 3600) {
h = second / 3600;
if (temp != 0) {
if (temp > 60) {
d = temp / 60;
if (temp % 60 != 0) {
s = temp % 60;
}
} else {
s = temp;
}
}
} else {
d = second / 60;
if (second % 60 != 0) {
s = second % 60;
}
}
return h + ":" + d + ":" + s;
}
}