android视频播放器源码

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1、本文讲的是“android视频播放器，并附有播放器源代码1开发环境：eclipse3.6ADT-0.9.7AVD1.62程序运行效果A启动AVD（虚拟设备）在应用程序界面主界面，我们可以看到艾文播放器B.点击打开后，会播放默认的一个coco的广告wwwJgpZcDni00:07C点击标题栏的按钮可以打开文件浏览器coco3gpL22MBD.点击视频文件，会提示使用的播放器E.选择艾文视频播放器打开后，按ctrl+f12,切换到横屏，发现视频并没有中断，而是继续播放3源码分析A. 图片都是网上找的，还有就是自己收藏的地方翻出来的，不多讲了。B. 布局文件main.xml：期中包含一个videov

2、iew，用于播放视频图像titlebar.xml：主视图的标题栏布局，主要用于添加一个菜单按钮，点击后打开文件浏览器myfile.xml:为文件浏览器布局1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.CVideoPlay.javaviewplaincopytoclipboardprint?packagecom.bestaone;importandroid.app.Activity;importandroid.content.Intent;.Uri;importandroid.os.Bundle;impo

3、rtandroid.util.Log;importandroid.view.View;importandroid.view.View.OnClickListener;importandroid.view.Window;importandroid.view.WindowManager;importandroid.widget.ImageButton;importandroid.widget.MediaController;importandroid.widget.TextView;importandroid.widget.VideoView;publicclassVideoPlayextends

4、ActivityprivateVideoViewvideoView;privatestaticintindex=0;OverridepublicvoidonCreate(BundlesavedInstanceState)super.onCreate(savedInstanceState);requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);setContentView(R.layout.main);27.28.29.30.31.32.33.34.35.36.37.38.39.40.41.42.43.44.45.46.47.48.49.50.51.

5、52.53.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);/设置标题栏的布局getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE,R.layout.titlebar);/这个空间暂时没用finalTextViewtitleTV=(TextView)findViewById(R.id.title);titleTV.setText();ImageButtontitleButto

6、n=(ImageButton)findViewById(R.id.titleButton);/为按钮添加鼠标点击事件titleButton.setOnClickListener(newOnClickListener()OverridepublicvoidonClick(Viewv)Intentintent=newIntent();intent.setClass(VideoPlay.this,MyFile.class);/打开MyFileactivitystartActivity(intent););Intentintent=getIntent();Stringvalue=intent.getD

7、ataString();videoView=(VideoView)findViewById(R.id.VideoView01);if(value=null)/加载默认视频videoView.setVideoURI(Uri.parse(android.resource:/com.bestaone/+R.drawable.coco);else/通过文件浏览器传过来的视频路径，播放videoView.setVideoPath(value);videoView.setMediaController(newMediaController(VideoPlay.this);54.55.56.57.58.59

8、.60.61.62.63.64.65.66.67.68.69.70.71.72.73.74.75.76.77.78.79.80.81.82.83.videoView.requestFocus();/启动OverrideprotectedvoidonStart()super.onStart();Log.i(mp4,onstart);OverrideprotectedvoidonResume()super.onResume();videoView.seekTo(index);videoView.start();Log.i(mp4,onresume);/暂停Overrideprotectedvoid

9、onPause()super.onPause();Log.i(mp4,onpause);/停止OverrideprotectedvoidonStop()super.onStop();84. videoView.pause();85. 在这里记住视频播放的位置，当屏幕横竖切换的时候可以从记录点继续播放86. index=videoView.getCurrentPosition();87. Log.i(mp4,onstop);88. 89.89. 销毁90. Override91. protectedvoidonDestroy()92. super.onDestroy();93. /videoVi

10、ew.destroyDrawingCache();94. index=videoView.getCurrentPosition();95. Log.i(mp4,ondestroy);96. 98.97. MyFile.javaviewplaincopytoclipboardprint?1. packagecom.bestaone;2.3. importjava.io.File;4. importjava.util.ArrayList;5. importjava.util.List;6.7. importandroid.app.ListActivity;8. importandroid.cont

11、ent.Intent;9. .Uri;10. importandroid.os.Bundle;11. importandroid.view.KeyEvent;12. importandroid.view.View;13. importandroid.widget.AdapterView;14. importandroid.widget.AdapterView.OnItemLongClickListener;15. importandroid.widget.Button;16. importandroid.widget.EditText;17. importandroid.widget.Imag

12、eButton;18. importandroid.widget.ListView;19. importandroid.widget.TextView;20. importandroid.widget.Toast;21.22.publicclassMyFileextendsListActivityimplementsOnItemLongClickListener23.24./支持的视频格式25.privatefinalStringFILE_MapTable=26.27. /后缀名，MIME类型28. .3gp,video/3gpp,29. .mov,video/quicktime,30.31.

13、32.33.34.35.36.37.38.39.40.41.42.43.44.45.46.47.48.49.50.51.52.53.54.55.56.57.58.59.avi,video/x-msvideo,.rmvb,audio/x-pn-realaudio,.wmv,audio/x-ms-wmv;privateListitems=null;/items:存放显示的名称privateListpaths=null;/paths:存放文件路径privateListStringsizes=null;/sizes:文件大小privateStringrootPath=/;/rootPath：起始文件夹

14、privateTextViewpath_edit;privateImageButtonrb_qry;privateintisZoom=0;privateintisOpen=0;*重写返回键功能:返回上一级文件夹*/OverridepublicbooleanonKeyDown(intkeyCode,KeyEventevent)/是否触发按键为back键if(keyCode=KeyEvent.KEYCODE_BACK)path_edit=(EditText)findViewById(R.id.path_edit);Filefile=newFile(path_edit.getText().toStr

15、ing();if(rootPath.equals(path_edit.getText().toString()returnsuper.onKeyDown(keyCode,event);elsegetFileDir(file.getParent();returntrue;60.61.62.63.64.65.66.67.68.69.70.71.72.73.74.75.76.77.78.79.80.81.82.83.84.85.86.87.88./如果不是back键正常响应elsereturnsuper.onKeyDown(keyCode,event);Overrideprotectedvoidon

16、Create(Bundleicicle)super.onCreate(icicle);setContentView(R.layout.myfile);path_edit=(EditText)findViewById(R.id.path_edit);rb_qry=(ImageButton)findViewById(R.id.qry_button);rb_qry.setOnClickListener(listener_qry);getListView().setOnItemLongClickListener(this);getFileDir(rootPath);Button.OnClickList

17、enerlistener_qry=newButton.OnClickListener()publicvoidonClick(Viewarg0)Filefile=newFile(path_edit.getText().toString();if(file.exists()if(file.isFile()openFile(file);elsegetFileDir(path_edit.getText().toString();else89.Toast.makeText(MyFile.this,找不到该位置,请确定位置是否正确!,Toast丄ENGTH_SHORT).show();90. 91. 92

18、. ;93.94./*95. *设置ListItem被点击时要做的动作96. */97. Override98. protectedvoidonListItemClick(ListViewl,Viewv,intposition,longid)99. Filefile=newFile(paths.get(position);100. fileOrDirHandle(file);101. 102.103.104./*105.*处理文件或者目录的方法106. *paramfile107. *paramflag108. */109. privatevoidfileOrDirHandle(finalFi

19、lefile)110. if(file.isDirectory()111. getFileDir(file.getPath();112. else113. openFile(file);114. 115. 116.*取得文件结构的方法*paramfilePath*/privatevoidgetFileDir(StringfilePath)/*设置目前所在路径*/path_edit.setText(filePath);items=newArrayList();paths=newArrayList();sizes=newArrayList();Filef=newFile(filePath);Fil

20、efiles=f.listFiles();if(files!=null)/*将所有文件添加ArrayList中*/for(inti=0;ifiles.length;i+)if(filesi.isDirectory()items.add(filesi.getName();paths.add(filesi.getPath();sizes.add();for(inti=0;i0)StringendName=fileName.substring(index,fileName.length().toLowerCase();118.119.120.121.122.123.124.125.126.127.1

21、28.129.130.131.132.133.134.135.136.137.138.139.140.141.142.143.144.145.Stringtype=null;146.for(intx=0;xFILE_MapTable.length;x+)147.148.149.150.151.152.153.154.155.156.157.158.159.160.161.162.163.164.165.166.167.168.169.170.171.172.173.174.175.176./支持的格式，才会在文件浏览器中显示if(endName.equals(FILE_MapTablex0)t

22、ype=FILE_MapTablex1;break;if(type!=null)items.add(filesi.getName();paths.add(filesi.getPath();sizes.add(MyUtil.fileSizeMsg(filesi);/*使用自定义的MyAdapter来将数据传入ListActivity*/setListAdapter(newFileListAdapter(this,items,paths,sizes,isZoom);*打开文件*paramf*/privatevoidopenFile(Filef)Intentintent=newIntent();in

23、tent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);intent.setAction(android.content.Intent.ACTION_VIEW);/跳出列表供选择Stringtype=video/*;177. if(isOpen=0)178. type=MyUtil.getMIMEType(f,true);179. 180. /设置intent的file与MimeType181. intent.setDataAndType(Uri.fromFile(f),type);182. /intent.putExtra(path,sms_context);183. startActivity(intent);184. 185.186. Override187. publicbooleanonItemLongClick(AdapterViewarg0,Viewarg1,intarg2,188. longarg3)189. /TODOAuto-generatedmethodstub190. returnfalse;191. 192.193.