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android 视频录制 例子源码

来源：互联网 发布：电磁仿真软件 feko 编辑：程序博客网 时间：2024/05/16 05:37

【实例简介】录像例子
【实例截图】

【核心代码】

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package org.lxh.demo;
  
import java.io.File;
import java.io.IOException;
  
import android.app.Activity;
import android.media.MediaRecorder;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.view.WindowManager;
import android.widget.ImageButton;
import android.widget.TextView;
  
public class MyMediaRecorderDemo extendsActivity {
    privateImageButton <SPAN id=0_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=0_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=record&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=2&seller_id=1&di=128"target=_blank mpid="0"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">record</SPAN></A></SPAN> = null;
    privateImageButton stop = null;
    privateImageButton browser = null;
    privateTextView <SPAN id=1_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=1_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=info&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=4&seller_id=1&di=128"target=_blank mpid="1"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">info</SPAN></A></SPAN> = null;
    privateMediaRecorder mediaRecorder = null;
    privateboolean sdcardExists =false; // SD卡存在的标记
    privateFile recordVideoSaveFileDir = null;
    privateFile recordVideoSaveFile = null;
    privateString recordVideoSaveFileName = null;
    privateString recDir = "mldnvideo";
    privateboolean isRecord = false;
    privateSurfaceView surface = null;
  
    @Override
    publicvoid onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        super.requestWindowFeature(Window.FEATURE_NO_TITLE);// 不显示标题
        super.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                WindowManager.LayoutParams.FLAG_FULLSCREEN);
        super.getWindow().addFlags(
                WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);// 高亮的风格显示
        super.setContentView(R.layout.main);
        this.<SPAN id=2_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=2_nwl style="TEXT-DECORATION: none" href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=record&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=2&seller_id=1&di=128"target=_blank mpid="2"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">record</SPAN></A></SPAN> = (ImageButton) super.findViewById(R.id.record);
        this.stop = (ImageButton)super.findViewById(R.id.stop);
        this.browser = (ImageButton)super.findViewById(R.id.browser);
        this.<SPAN id=3_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=3_nwl style="TEXT-DECORATION: none" href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=info&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=4&seller_id=1&di=128"target=_blank mpid="3"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">info</SPAN></A></SPAN> = (TextView) super.findViewById(R.id.info);
        this.surface = (SurfaceView)super.findViewById(R.id.surface);
        this.surface.getHolder().setType(
                SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
        this.surface.getHolder().setFixedSize(480,800);
        if((this.sdcardExists = Environment.getExternalStorageState().equals(
                Environment.MEDIA_MOUNTED))) {
            this.<SPAN id=4_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=4_nwl style="TEXT-DECORATION: none" href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=record&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=2&seller_id=1&di=128"target=_blank mpid="4"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">record</SPAN></A></SPAN>VideoSaveFileDir = <SPAN id=5_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=5_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=new&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=1&seller_id=1&di=128"target=_blank mpid="5"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">new</SPAN></A></SPAN> File(Environment
                    .getExternalStorageDirectory().toString()
                      File.separator
                      MyMediaRecorderDemo.this.recDir   File.separator);// 保存<SPAN id=6_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=6_nwl style="TEXT-DECORATION: none" href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=%CE%C4%BC%FE%BC%D0&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=3&seller_id=1&di=128" target=_blank mpid="6"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">文件夹</SPAN></A></SPAN>
            if(!this.recordVideoSaveFileDir.exists()) {
                this.recordVideoSaveFileDir.mkdirs();// 创建文件夹
            }
        }
        this.record.setOnClickListener(newRecordOnClickListenerImpl()) ;
        this.stop.setOnClickListener(newStopOnClickListenerImpl()) ;
        this.browser.setOnClickListener(<SPAN id=7_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=7_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=new&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=1&seller_id=1&di=128"target=_blank mpid="7"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">new</SPAN></A></SPAN> BrowserOnClickListenerImpl()) ;
        this.stop.setEnabled(false) ;  // 停止录象的按钮暂时不可用
    }
    privateclass RecordOnClickListenerImplimplements OnClickListener {
        @Override
        publicvoid onClick(View v) {
            if(MyMediaRecorderDemo.this.sdcardExists) {// sd卡存在
                MyMediaRecorderDemo.this.<SPAN id=8_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=8_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=record&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=2&seller_id=1&di=128"target=_blank mpid="8"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">record</SPAN></A></SPAN>VideoSaveFileName = MyMediaRecorderDemo.this.recordVideoSaveFileDir
                        .toString()
                          File.separator
                          "MLDNVideo_"
                          System.currentTimeMillis()  ".3gp";// 文件的路径名称
                MyMediaRecorderDemo.this.recordVideoSaveFile = <SPAN id=9_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=9_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=new&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=1&seller_id=1&di=128"target=_blank mpid="9"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">new</SPAN></A></SPAN> File(
                        MyMediaRecorderDemo.this.recordVideoSaveFileName);// 文件路径
                MyMediaRecorderDemo.this.mediaRecorder =new MediaRecorder() ;
                MyMediaRecorderDemo.this.mediaRecorder.reset();// 重置
                MyMediaRecorderDemo.this.mediaRecorder
                        .setAudioSource(MediaRecorder.AudioSource.MIC);
                MyMediaRecorderDemo.this.mediaRecorder
                        .setVideoSource(MediaRecorder.VideoSource.CAMERA);
                MyMediaRecorderDemo.this.mediaRecorder
                        .setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
                MyMediaRecorderDemo.this.mediaRecorder
                        .setVideoEncoder(MediaRecorder.VideoEncoder.H263);
                MyMediaRecorderDemo.this.mediaRecorder
                        .setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
                MyMediaRecorderDemo.this.mediaRecorder
                        .setOutputFile(MyMediaRecorderDemo.this.<SPAN id=10_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=10_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=record&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=2&seller_id=1&di=128"target=_blank mpid="10"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">record</SPAN></A></SPAN>VideoSaveFileName);
                MyMediaRecorderDemo.this.mediaRecorder.setVideoSize(320,240) ;
                MyMediaRecorderDemo.this.mediaRecorder.setVideoFrameRate(10) ;
                MyMediaRecorderDemo.this.mediaRecorder
                        .setPreviewDisplay(MyMediaRecorderDemo.this.surface
                                .getHolder().getSurface());
                try{
                    MyMediaRecorderDemo.this.mediaRecorder.prepare() ;
                }catch (Exception e) {
                    Log.i("MyMediaRecorderDemo", e.toString()) ;
                }
                MyMediaRecorderDemo.this.mediaRecorder.start() ;
                MyMediaRecorderDemo.this.<SPAN id=11_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=11_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=info&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=4&seller_id=1&di=128"target=_blank mpid="11"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">info</SPAN></A></SPAN>.setText("正在录象中...") ;
                MyMediaRecorderDemo.this.stop.setEnabled(true) ;
                MyMediaRecorderDemo.this.record.setEnabled(false) ;
                MyMediaRecorderDemo.this.isRecord =true ;
            }
        }
    } 
    privateclass StopOnClickListenerImplimplements OnClickListener {
        @Override
        publicvoid onClick(View v) {
            if(MyMediaRecorderDemo.this.isRecord) {
                MyMediaRecorderDemo.this.mediaRecorder.stop() ;
                MyMediaRecorderDemo.this.mediaRecorder.release() ;
                MyMediaRecorderDemo.this.stop.setEnabled(false) ;
                MyMediaRecorderDemo.this.record.setEnabled(true) ;
                MyMediaRecorderDemo.this.<SPAN id=12_nwp style="HEIGHT: auto; WIDTH: auto; FLOAT: none"><A id=12_nwl style="TEXT-DECORATION: none"href="http://cpro.baidu.com/cpro/ui/uijs.php?rs=1&u=http%3A%2F%2Fwww%2Ehaolizi%2Enet%2Fexample%2Fview%5F2374%2Ehtml&p=baidu&c=news&n=10&t=tpclicked3_hc&q=00056130_cpr&k=info&k0=new&kdi0=1&k1=record&kdi1=8&k2=%CE%C4%BC%FE%BC%D0&kdi2=1&k3=info&kdi3=1&sid=88718b14bf8e789c&ch=0&tu=u1832491&jk=3b1f162b2d36949e&cf=29&fv=15&stid=9&urlid=0&luki=4&seller_id=1&di=128"target=_blank mpid="12"><SPAN style="FONT-SIZE: 14px; HEIGHT: auto; WIDTH: auto; FLOAT: none; COLOR: #0000ff">info</SPAN></A></SPAN>.setText("录象结束，文件路径为："
                          MyMediaRecorderDemo.this.recordVideoSaveFile);
            }
        }
    } 
    privateclass BrowserOnClickListenerImplimplements OnClickListener {
        @Override
        publicvoid onClick(View v) {
              
        }
    } 
}

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