播放视频VideoView和SurfaceView(它是父类)(查看api)（更高级的查看vitamio）

最新推荐文章于 2020-11-09 21:43:56 发布

原创最新推荐文章于 2020-11-09 21:43:56 发布 · 1.2k 阅读

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文章标签：

#视频 #api #Videoview

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本文介绍如何在Android应用中使用VideoView组件播放视频，以及SurfaceView组件用于多媒体显示的技术实现，包括视频路径设置、媒体控制器使用及播放流程。

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VideoView

主程序

package com.test.myplayvideo;

import android.support.v4.os.EnvironmentCompat;
import android.support.v7.app.ActionBarActivity;
import android.app.Activity;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore.Video;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.MediaController;
import android.widget.VideoView;

public class MainActivity extends Activity implements OnClickListener{
    private Button mButtonPlay;
    private VideoView mVideoView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mButtonPlay=(Button) findViewById(R.id.button_play_video);
        mButtonPlay.setOnClickListener(this);
        mVideoView=(VideoView) findViewById(R.id.video_view);

    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
        case R.id.button_play_video:
            mVideoView.setVideoPath(Environment.getExternalStorageDirectory() + "/netease/cloudmusic/MV/aa.mp4");
            mVideoView.setMediaController(new MediaController(MainActivity.this));
            mVideoView.start();
            break;

        default:
            break;
        }

    }


}

布局文件

<LinearLayout 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"
    android:orientation="vertical">

    <Button
        android:id="@+id/button_play_video"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="播放" />
    <VideoView 
        android:id="@+id/video_view"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1"/>

</LinearLayout>

SurfaceView

主程序

package com.test.mymediasurfaceview;

import android.support.v7.app.ActionBarActivity;

import java.io.IOException;
import android.app.Activity;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnPreparedListener;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore.Audio;
import android.view.Menu;
import android.view.MenuItem;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class MainActivity extends Activity implements OnClickListener {
    private Button mButtonPlay;
    private SurfaceView mSurfaceView;
    private MediaPlayer player;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mButtonPlay = (Button) findViewById(R.id.button_surface);
        mSurfaceView = (SurfaceView) findViewById(R.id.surfaceview);
        mButtonPlay.setOnClickListener(this);
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
        case R.id.button_surface:
            if (player == null) {
                player = new MediaPlayer();
            }
            player.reset();
            try {
                player.setDataSource(Environment.getExternalStorageDirectory() + "/netease/cloudmusic/MV/aa.mp4");
                player.setAudioStreamType(AudioManager.STREAM_MUSIC);
                player.setDisplay(mSurfaceView.getHolder());
                player.prepare();
                player.setOnPreparedListener(new OnPreparedListener() {

                    @Override
                    public void onPrepared(MediaPlayer mp) {
                        player.start();
                    }
                });
            } catch (IllegalArgumentException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (SecurityException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (IllegalStateException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            break;

        default:
            break;
        }
    }

}

布局文件

<RelativeLayout 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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.test.mymediasurfaceview.MainActivity" >

    <SurfaceView 
        android:id="@+id/surfaceview"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        />
    <Button 
        android:id="@+id/button_surface"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Play"
        />

</RelativeLayout>