Android Open Source - CopresenceDataCollector Audio Worker

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Back to project page CopresenceDataCollector.
License

The source code is released under:
Copyright (c) 2014, Xiang Gao All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Re...
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Java Source Code

package org.sesy.coco.datacollector;
// w w w.  j  av  a  2 s . c  o m
import java.io.File;
import java.util.HashMap;

import org.apache.commons.codec.binary.Hex;
import org.apache.log4j.Level;
import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
import org.sesy.coco.datacollector.audio.ExtAudioRecorder;
import org.sesy.coco.datacollector.database.Entry;
import org.sesy.coco.datacollector.file.FileHelper;
import org.sesy.coco.datacollector.log.ConfigureLog4J;

import com.google.gson.Gson;
import com.musicg.wave.Wave;

import android.app.Service;
import android.content.Intent;
import android.os.CountDownTimer;
import android.os.IBinder;
import android.os.SystemClock;
import android.provider.Settings.Secure;

public class AudioWorker extends Service {

  Logger log;
  private CountDownTimer timer;
  //private MediaRecorder recorder;
  private ExtAudioRecorder extAudioRecorder;
  //private Date timestamp;
  //private int gt, ob;
  private boolean ar;
  private static long ts = 0L;
  
  @Override
  public IBinder onBind(Intent arg0) {
    // TODO Auto-generated method stub
    return null;
  }

  
  @Override
  public void onCreate(){
    super.onCreate();
    
    log = Logger.getLogger(AudioWorker.class);  
        ConfigureLog4J.configure(this);  
        LogManager.getRootLogger().setLevel((Level)Level.DEBUG);   
        //log.info("onCreate");       
        
        
  }
  
  @Override
  public int onStartCommand(Intent intent, int flags, int startId) {
    
    WorkerService.audioTask = true;
    log.info("Subtask Audio");
    //gt = intent.getIntExtra("gt", 0);
    //ob = intent.getIntExtra("ob", 0);
    //ar = intent.getBooleanExtra("ar", false);
    ar = true;
    WorkerService.audList.clear();
    extAudioRecorder = ExtAudioRecorder.getInstanse(false);
    
    timer = new CountDownTimer(Constants.AUDIO_PERIOD * 1000, 1000) {

      @Override
      public void onFinish() {
        // TODO Auto-generated method stub
        
        log.info("Audio scan finished");
        //recorder.stop();
        //recorder.reset();
        //recorder.release();
        extAudioRecorder.stop();
        extAudioRecorder.reset();
        extAudioRecorder.release();
        
        String fp =  "####" + WorkerService.wavName;
        /*if(recordLock){
          fp = wavName + "#";
        }*/
        
        //if(ar){
          Wave wave = new Wave(WorkerService.wavPath);
          Gson gson = new Gson();
          String waveHeaderJson = gson.toJson(wave.getWaveHeader());
          String waveData = new String(Hex.encodeHex(wave.getBytes()));
          /*--------------------
           * send json string to server with "send"
           * -------------------
           */
          /*HashMap<String,String> msgObj = new HashMap<String,String>();
              String msg = ""; 
              msgObj.clear();                    
              
                msgObj.put("id", Constants.SEND);
                msgObj.put("uuid", WorkerService.uuid);
                msgObj.put("header", waveHeaderJson);
                msgObj.put("data", waveData);
                msg = gson.toJson(msgObj);
                //log.info("SEND msg built: "+msg);
              if (DaemonService.socket.isConnected()) {  
                      if (!DaemonService.socket.isOutputShutdown()) {  
                        DaemonService.out.println(msg);
                        DaemonService.out.flush();
                        DaemonService.timeoutSet = true;
                        DaemonService.timeoutTimer = SystemClock.elapsedRealtime();
                        DaemonService.timeoutCounter = 0;
                        log.info("SEND msg sent");
                      }  
                  }  
              DaemonService.taskTimeout = SystemClock.elapsedRealtime();           
              
              //remove wav if not server storage not enabled  
          if(!WorkerService.isRecord){
            new File(WorkerService.wavPath).delete();
          }*/
          
          Entry eobj = new Entry();        
          //eobj.setOB(ob);
          eobj.setTS(ts);
          //eobj.setGT(gt);
          eobj.setMT(Constants.STATUS_SENSOR_AUDIO);
          eobj.setFP(fp);
              WorkerService.audList.add(eobj);
          
          if(ar){  //if this is trigger side
            WorkerService.audioTaskDone = true;
          }
          
        //}    
        
        stopSelf();
      }

      @Override
      public void onTick(long millisUntilFinished) {
        // TODO Auto-generated method stub
        
      }
      
    };
    
    FileHelper fh = new FileHelper(getApplicationContext());
    String uuid = Secure.getString(getApplicationContext().getContentResolver(),Secure.ANDROID_ID);
    
    String root = fh.getDir();
    
    ts = SystemClock.elapsedRealtime() - WorkerService.metaTS;
    
    WorkerService.wavName = "test_" + String.valueOf(WorkerService.ob) + "_" +uuid + "_" + ts + ".wav";
    WorkerService.wavPath = root + "/" + WorkerService.wavName;
    //recorder.setOutputFile(WorkerService.wavPath);
    extAudioRecorder.setOutputFile(WorkerService.wavPath);
    
    try {
      //recorder.prepare();
      extAudioRecorder.prepare();
    } catch (IllegalStateException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }    
    
    //recorder.start();
    extAudioRecorder.start();
    timer.start();
    
    
    return START_NOT_STICKY;    
  }
}
Java Source Code List
