[基础,代码流]利用VideoView和SurfaceView进行视频播放

jingjin221 · 发表于 2016-10-11 16:39:49

本帖最后由 jingjin221 于 2016-10-11 16:52 编辑

MainActivity.java

/*
/* 利用原生VIDEOVIEW和SURFACEVIEW进行本地文件播放
/* VIDEOVIEW可用于进行流媒体播放
/*
/*
*/
package com.timestech.xplayer;
import java.io.File;
import java.io.IOException;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.pm.ActivityInfo;
import android.media.AudioManager;
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;
import android.view.Window;
import android.view.WindowManager;
import android.view.WindowManager.LayoutParams;
import android.widget.MediaController;
import android.widget.VideoView;
public class MainActivity extends Activity implements SurfaceHolder.Callback {
private MediaPlayer xPlayer = null;
private SurfaceView xSurface = null;
private VideoView xVideoView = null;
private static final String videoUrl = "http://clips.vorwaerts-gmbh.de/big_buck_bunny.mp4";
private static final String videoLocalUrl = "http://192.168.1.179:60000";
@SuppressLint("SdCardPath")
private static final String videoPath = "/mnt/sdcard/Movies/L00.mp4";
@SuppressLint("SdCardPath")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//隐藏标题栏
this.requestWindowFeature(Window.FEATURE_NO_TITLE);
//沉浸模式
getWindow().getDecorView().setSystemUiVisibility(
View.SYSTEM_UI_FLAG_FULLSCREEN |
View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
// 设置横屏禁止翻转
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
// 禁止休眠
getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON,
WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
setContentView(R.layout.activity_main);
if(false)
{
//----------------------------------------videoView播放视频----------------------------------------//
//xVideoView = (VideoView) findViewById(R.id.videoView);
MediaController mediaco = new MediaController(this);
File file = new File(videoPath);
if(file.exists()){
Log.e("###XPLAYER###", "ok!");
xVideoView.setVideoURI(Uri.parse(videoLocalUrl));
//xVideoView.setVideoPath(file.getAbsolutePath());
//VideoView与MediaController进行关联
xVideoView.setMediaController(mediaco);
mediaco.setMediaPlayer(xVideoView);
//让VideoView获取焦点
xVideoView.requestFocus();
xVideoView.start();
}
else
Log.e("###XPLAYER###", "Not found this file!");
}
else
{
//----------------------------------------surfaceView播放视频----------------------------------------//
xSurface = (SurfaceView)findViewById(R.id.surfaceView);
/*
LayoutParams lp = (LayoutParams) xSurface.getLayoutParams(); //导致闪退
lp.width = 1280;
lp.height = 647;
xSurface.setLayoutParams(lp);
*/
SurfaceHolder surfaceHolder = xSurface.getHolder(); //SurfaceHolder是SurfaceView的控制接口
surfaceHolder.addCallback(this); //因为这个类实现了SurfaceHolder.Callback接口，所以回调参数直接this
//surfaceHolder.setFixedSize(1280, 720); //显示的分辨率,不是surface的大小,不设置为视频默认
}
}
@SuppressLint("SdCardPath")
public void surfaceCreated(SurfaceHolder holder) {
//必须在surface创建后才能初始化MediaPlayer,否则不会显示图像
xPlayer = new MediaPlayer();
//xPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
xPlayer.setDisplay(holder);
//设置显示视频显示在SurfaceView上
try {
File file = new File(videoPath);
if(file.exists()){
Log.e("###XPLAYER###", "ok!");
xPlayer.setDataSource(file.getAbsolutePath());
xPlayer.prepare();
xPlayer.start();
}
else
Log.e("###XPLAYER###", "Not found this file!");
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void surfaceChanged(SurfaceHolder arg0, int arg1, int arg2, int arg3) {
// TODO Auto-generated method stub
}
@Override
public void surfaceDestroyed(SurfaceHolder arg0) {
// TODO Auto-generated method stub
}
protected void onDestroy() {
if(xPlayer!=null)
{
//Activity销毁时停止播放，释放资源。不做这个操作，即使退出还是能听到视频播放的声音
if(xPlayer.isPlaying()) {
xPlayer.stop();
}
xPlayer.release();
}
super.onDestroy();
}
}

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activity_main.xml

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<SurfaceView
android:id="@+id/surfaceView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center" />
<!--
<VideoView
android:id="@+id/videoView"
android:layout_width="800dp"
android:layout_height="600dp"
android:layout_gravity="center" />
-->
</FrameLayout>

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