【執行個體簡介】
簡單的一個Demo，實作了android端調用系統的拍攝功能，拍攝，并将視訊檔案上傳到本地的伺服器。 源碼裡面包括了android的程式，伺服器接收的源代碼(伺服器代碼是Myeclipse編輯的，伺服器為tomcat6.0)。各位親們，可以修改下伺服器的位址，就能上傳到網上了
【執行個體截圖】
【核心代碼】
package com.camera;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.provider.MediaStore;
import android.util.Log;
import android.widget.ProgressBar;
import android.widget.TextView;
public class CameraActivity extends Activity {
Handler handle = new Handler(){
@Override
public void handleMessage(Message msg) {
// TODO Auto-generated method stub
super.handleMessage(msg);
TextView tv = (TextView) findViewById(R.id.text);
ProgressBar pb = (ProgressBar) findViewById(R.id.progressBar1);
switch (msg.what) {
case 0:
tv.setText("上傳成功。");
pb.setVisibility(ProgressBar.GONE);
break;
case 1:
tv.setText("無可用網絡。");
pb.setVisibility(ProgressBar.GONE);
break;
case 2:
tv.setText("找不到伺服器位址");
pb.setVisibility(ProgressBar.GONE);
break;
default:
break;
}
}
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 1);
startActivityForResult(intent, 1);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
super.onActivityResult(requestCode, resultCode, data);
Log.d("test", "onActivityResult() requestCode:" requestCode
",resultCode:" resultCode ",data:" data);
if (null != data) {
Uri uri = data.getData();
if (uri == null) {
return;
} else {
Cursor c = getContentResolver().query(uri,
new String[] { MediaStore.MediaColumns.DATA }, null,
null, null);
if (c != null && c.moveToFirst()) {
String filPath = c.getString(0);
Log.d("test", filPath);
new Upload(filPath).start();
}
}
}
}
public class Upload extends Thread {
String filpath;
public Upload(String filpath) {
super();
this.filpath = filpath;
}
@Override
public void run() {
// TODO Auto-generated method stub
super.run();
ConnectionDetector cd = new ConnectionDetector(CameraActivity.this);
if(cd.isConnectingToInternet()){
if(cd.checkURL("http://192.168.1.26:8080/test1/servlet/Videoservlet")){
uploadFile(filpath);
handle.sendEmptyMessage(0);
}else{
handle.sendEmptyMessage(2);
}
}else{
handle.sendEmptyMessage(1);
}
}
}
public void uploadFile(String imageFilePath) {
String actionUrl = "http://192.168.1.26:8080/test1/servlet/Videoservlet";
try {
URL url = new URL(actionUrl);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setDoInput(true);
con.setDoOutput(true);
con.setUseCaches(false);
con.setRequestMethod("POST");
DataOutputStream ds = new DataOutputStream(con.getOutputStream());
File file = new File(imageFilePath);
FileInputStream fStream = new FileInputStream(file);
int bufferSize = 1024;
byte[] buffer = new byte[bufferSize];
int length = -1;
while ((length = fStream.read(buffer)) != -1) {
ds.write(buffer, 0, length);
}
fStream.close();
ds.flush();
InputStream is = con.getInputStream();
int ch;
StringBuffer b = new StringBuffer();
while ((ch = is.read()) != -1) {
b.append((char) ch);
}
ds.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}