用MediaRecorder刻录时如何在此期间获取视频流

用MediaRecorder刻录时怎么在此期间获取视频流啊
主要我就是想在视频录制时，得到视频流进行包装，我觉得android的MediaRecorder封装的太封闭了，我也找不到方法获取视频流，哪位大师知道这块啊，麻烦把代码贴出来看一下，最好有讲解，多谢了。


------解决方案--------------------
好像用socket能传输得到视频流，网上有这方面的资料。
------解决方案--------------------
这是我在网上找到的代码，你看看吧。手机实时采集视频到pc端


Android 端

package com.sunshine;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.net.Socket;

import android.app.Activity;
import android.content.res.Configuration;
import android.graphics.PixelFormat;
import android.hardware.Camera;
import android.os.Bundle;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.view.SurfaceHolder.Callback;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;

public class AndroidVideo extends Activity implements Callback,OnClickListener{
private SurfaceView mSurfaceView = null;
private SurfaceHolder mSurfaceHolder = null;
private Camera mCamera = null;
private boolean mPreviewRunning = false;

//连接相关
private EditText remoteIP=null;
private Button connect=null;
private String remoteIPStr=null;

//视频数据
private StreamIt streamIt=null;
public static Kit kit=null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

getWindow().setFormat(PixelFormat.TRANSLUCENT);
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);

setContentView(R.layout.main);

mSurfaceView = (SurfaceView) this.findViewById(R.id.surface_camera);
mSurfaceHolder = mSurfaceView.getHolder();
mSurfaceHolder.addCallback(this);
mSurfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);

remoteIP=(EditText)this.findViewById(R.id.remoteIP);
connect=(Button)this.findViewById(R.id.connect);
connect.setOnClickListener(this);

}


public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
if (mPreviewRunning) {
mCamera.stopPreview();
}
Camera.Parameters p = mCamera.getParameters();
p.setPreviewSize(width, height);
streamIt=new StreamIt();
kit=new Kit();
mCamera.setPreviewCallback(streamIt);

mCamera.setParameters(p);
try {
mCamera.setPreviewDisplay(holder);
} catch (Exception ex) {
}
mCamera.startPreview();
mPreviewRunning = true;
}


public void surfaceCreated(SurfaceHolder holder) {
mCamera = Camera.open();
}


public void surfaceDestroyed(SurfaceHolder holder) {
mCamera.stopPreview();
mPreviewRunning = false;
mCamera.release();
}

@Override
public void onConfigurationChanged(Configuration newConfig) {
try {
super.onConfigurationChanged(newConfig);
if (this.getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
} else if (this.getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) {
}
} catch (Exception ex) {
}
}

class Kit implements Runnable {
private boolean run=true;
// private final int dataLen=57600; //307200 OR 230400 76800 OR 57600
private final int tt=28800;

public void run() {
// TODO Auto-generated method stub
try {
Socket socket = new Socket(remoteIPStr, 8899);
DataOutputStream dos = new DataOutputStream(socket
.getOutputStream());
DataInputStream dis = new DataInputStream(socket
.getInputStream());