android播放多媒体,Android多媒体教程之播放视频的四种方法

阅读: 评论:0

android播放多媒体,Android多媒体教程之播放视频的四种方法

android播放多媒体,Android多媒体教程之播放视频的四种方法

本文主要给大家介绍的是关于Android播放视频的四种方法,分享出来供大家参考学习,下面来一起看看详细的介绍:

一、通过intent的方式,调用系统自带的播放器

Uri uri = Uri.parse("/storage/emulated/0/DCIM/Camera/20170521_200117.mp4");

//调用系统自带的播放器

Intent intent = new Intent(Intent.ACTION_VIEW);

intent.setDataAndType(uri,"/storage/emulated/0/DCIM/Camera/20170521_200117.mp4");

startActivity(intent);

二、使用VideoView

布局文件

xmlns:android=""

xmlns:tools=""

android:id="@+id/activity_video_play_by_vv"

android:layout_width="match_parent"

android:layout_height="match_parent">

android:id="@+id/video_view"

android:layout_width="wrap_content"

android:layout_height="wrap_content"/>

Activity

public class VideoPlayByVVActivity extends AppCompatActivity {

private VideoView mVideoView;

@Override

protected void onCreate(Bundle savedInstanceState) {

// requestWindowFeature(Window.FEATURE_NO_TITLE); //去掉 title

// setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE); //设置全屏

// getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); //设置屏幕常亮

setContentView(R.layout.activity_video_play_by_vv);

mVideoView = (VideoView) findViewById(R.id.video_view);

init();

}

private void init() {

String path = "/storage/emulated/0/DCIM/Camera/20170521_200117.mp4";

Uri uri = Uri.parse(path);

mVideoView.setVideoPath(path);

mVideoView.start();

}

}

三、MediaPlayer + SurfaceView

xmlns:android=""

xmlns:tools=""

android:id="@+id/activity_video_play_by_sur"

android:layout_width="match_parent"

android:layout_height="match_parent">

android:id="@+id/surface_view"

android:layout_width="180dp"

android:layout_height="wrap_content"/>

android:layout_alignParentBottom="true"

android:layout_width="match_parent"

android:layout_height="40dp">

android:id="@+id/stop"

android:text="stop"

android:layout_weight="1"

android:layout_width="0dp"

android:layout_height="match_parent"/>

android:id="@+id/play"

android:text="play"

android:layout_weight="1"

android:layout_width="0dp"

android:layout_height="match_parent"/>

android:id="@+id/pasue"

android:text="pasue"

android:layout_weight="1"

android:layout_width="0dp"

android:layout_height="match_parent"/>

Activity

public class VideoPlayBySurActivity extends AppCompatActivity implements View.OnClickListener {

private SurfaceView mSurfaceView;

private MediaPlayer mMediaPlayer;

@Override

protected void onCreate(Bundle savedInstanceState) {

setContentView(R.layout.activity_video_play_by_sur);

mSurfaceView = (SurfaceView) findViewById(R.id.surface_view);

findViewById(R.id.stop).setOnClickListener(this);

findViewById(R.id.pasue).setOnClickListener(this);

findViewById(R.id.play).setOnClickListener(this);

init();

}

private void init() {

mMediaPlayer = new MediaPlayer();

@Override

public void surfaceCreated(SurfaceHolder holder) {

play();

}

@Override

public void surfaceChanged(SurfaceHolder holder,int format,int width,int height) {

}

@Override

public void surfaceDestroyed(SurfaceHolder holder) {

}

});

}

@Override

public void onClick(View v) {

switch (v.getId()){

case R.id.stop:

stop();

break;

case R.id.play:

if(!mMediaPlayer.isPlaying()){

play();

}

break;

case R.id.pasue:

pasue();

break;

}

}

public void stop(){

if(mMediaPlayer.isPlaying()){

mMediaPlayer.stop();

}

}

public void pasue(){

if(mMediaPlayer.isPlaying()){

mMediaPlayer.pause();

}else{

mMediaPlayer.start();

}

}

public void play(){

String path = "/storage/emulated/0/DCIM/Camera/20170521_200117.mp4";

try {

mMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);

//设置需要播放的视频

mMediaPlayer.setDataSource(this,Uri.parse(path));

//把视频画面输出到SurfaceView

mMediaPlayer.Holder());

mMediaPlayer.prepare();

mMediaPlayer.start();

} catch (IOException e) {

e.printStackTrace();

}

}

}

四、 MediaPlayer + TextureView

xmlns:android=""

xmlns:tools=""

android:id="@+id/activity_video_play_by_textrue_view"

android:layout_width="match_parent"

android:layout_height="match_parent">

android:id="@+id/texture_view"

android:layout_width="wrap_content"

android:layout_height="wrap_content"/>

android:id="@+id/video_image"

android:layout_width="match_parent"

android:layout_height="match_parent"

android:src="@drawable/all_darkbackground"/>

Activity

public class VideoPlayByTextrueViewActivity extends AppCompatActivity implements MediaPlayer.OnPreparedListener,MediaPlayer.OnInfoListener,MediaPlayer.OnBufferingUpdateListener {

private TextureView mTextureView;

private ImageView mImageVideo;

private Surface mSurface;

private MediaPlayer mMediaPlayer;

private static String path = "/storage/emulated/0/DCIM/Camera/20170521_200117.mp4";

@Override

protected void onCreate(Bundle savedInstanceState) {

setContentView(R.layout.activity_video_play_by_textrue_view);

mTextureView = (TextureView) findViewById(ure_view);

mImageVideo = (ImageView) findViewById(R.id.video_image);

init();

}

private void init() {

mTextureView.setSurfaceTextureListener(new TextureView.SurfaceTextureListener() {

@Override

public void onSurfaceTextureAvailable(SurfaceTexture surfaceTexture,int height) {

mSurface = new Surface(surfaceTexture);

Log.e("tag","---- onSurfaceTextureAvailable");

play();

}

@Override

public void onSurfaceTextureSizeChanged(SurfaceTexture surface,int height) {

Log.e("tag","---- onSurfaceTextureSizeChanged");

}

@Override

public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) {

mTextureView=null;

mSurface=null;

mMediaPlayer.stop();

return false;

}

@Override

public void onSurfaceTextureUpdated(SurfaceTexture surface) {

}

});

}

public void play(){

mMediaPlayer = new MediaPlayer();

try {

mMediaPlayer.setDataSource(getApplicationContext(),Uri.parse(path));

mMediaPlayer.setSurface(mSurface);

mMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);

mMediaPlayer.setOnPreparedListener(this);

mMediaPlayer.setOnInfoListener(this);

mMediaPlayer.setOnBufferingUpdateListener(this);

mMediaPlayer.prepareAsync();

} catch (IOException e) {

e.printStackTrace();

}

}

@Override

public void onPrepared(MediaPlayer mp) {

mImageVideo.setVisibility(View.GONE);

mMediaPlayer.start();

}

@Override

public boolean onInfo(MediaPlayer mp,int what,int extra) {

return false;

}

@Override

public void onBufferingUpdate(MediaPlayer mp,int percent) {

}

}

参考文章

总结

以上就是这篇文章的全部内容了,希望本文的内容对大家的学习或者工作能带来一定的帮助,如果有疑问大家可以留言交流,谢谢大家对编程小技巧的支持。

总结

如果觉得编程之家网站内容还不错,欢迎将编程之家网站推荐给程序员好友。

本图文内容来源于网友网络收集整理提供,作为学习参考使用,版权属于原作者。

小编个人微信号 jb51ccc

喜欢与人分享编程技术与工作经验,欢迎加入编程之家官方交流群!

本文发布于:2024-02-05 03:36:53,感谢您对本站的认可!

本文链接:https://www.4u4v.net/it/170723150962727.html

版权声明:本站内容均来自互联网,仅供演示用,请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系,我们将在24小时内删除。

标签:多媒体   四种   方法   教程   视频
留言与评论(共有 0 条评论)
   
验证码:

Copyright ©2019-2022 Comsenz Inc.Powered by ©

网站地图1 网站地图2 网站地图3 网站地图4 网站地图5 网站地图6 网站地图7 网站地图8 网站地图9 网站地图10 网站地图11 网站地图12 网站地图13 网站地图14 网站地图15 网站地图16 网站地图17 网站地图18 网站地图19 网站地图20 网站地图21 网站地图22/a> 网站地图23