Android Open Source - CallRecorder Incoming Call Receiver

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License

The source code is released under:

MIT License

Java Source Code

package com.witgeeks.broadcast;
/*www.  j av  a  2 s .c  om*/
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.media.AudioManager;
import android.media.MediaRecorder;
import android.os.Bundle;
import android.os.Environment;
import android.telephony.TelephonyManager;
import android.util.Log;

public class IncomingCallReceiver extends BroadcastReceiver {

  private static MediaRecorder myAudioRecorder;
  
  private static AudioManager audioManager;
  
  @Override
  public void onReceive(Context context, Intent intent) {
    Bundle extras = intent.getExtras();
    if (extras != null) {
      String state = extras.getString(TelephonyManager.EXTRA_STATE);

      if (state.equals(TelephonyManager.EXTRA_STATE_RINGING)) {
        String phoneNumber = extras.getString(TelephonyManager.EXTRA_INCOMING_NUMBER);
        Log.w("MY_DEBUG_TAG", phoneNumber);
      } else if (state.equals(TelephonyManager.EXTRA_STATE_OFFHOOK)) {
        Log.w("MY_DEBUG_TAG", TelephonyManager.EXTRA_STATE_OFFHOOK);

        if (myAudioRecorder == null) {
          startMedia(context);
        }
      } else if (state.equals(TelephonyManager.EXTRA_STATE_IDLE)) {
        Log.w("MY_DEBUG_TAG", TelephonyManager.EXTRA_STATE_IDLE);

        if (myAudioRecorder != null) {
          myAudioRecorder.stop();
          myAudioRecorder.release();

          myAudioRecorder = null;
          Log.w("DEBUG", "Now its fine.");
        } else {
          Log.w("DEBUG", "There was an error.");
        }

      }
    }
  }
  
  private void startMedia(Context context){
    //turn on speaker
       audioManager = (AudioManager)context.getSystemService(Context.AUDIO_SERVICE);
       //audioManager.setSpeakerphoneOn(true);
      //increase Volume
       audioManager.setStreamVolume(AudioManager.STREAM_VOICE_CALL, audioManager.getStreamMaxVolume(AudioManager.STREAM_VOICE_CALL)-1, 0);
    
    myAudioRecorder = new MediaRecorder();
        
        myAudioRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
        
        myAudioRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
        myAudioRecorder.setAudioEncoder(MediaRecorder.OutputFormat.AMR_NB);
        SimpleDateFormat s = new SimpleDateFormat("ddMMyyyyhhmmss",Locale.US);
        
        String format = s.format(new Date());
        format = format.replaceAll(" ", "_").replaceAll(":", "-");
        String outputFile = Environment.getExternalStorageDirectory().
                getAbsolutePath() + "/"+format+".3gp";
        
        String storeLoc = Environment.getExternalStorageDirectory() .getAbsolutePath() + "/MyRecordingsRheti/";
        File path = new File(storeLoc);
        if(!path.exists())
          path.mkdir();
        
        try {
      File audioFile = File.createTempFile(format, ".3gp", path);
      
          myAudioRecorder.setOutputFile(audioFile.getAbsolutePath());     
    } catch (IOException e1) {
      // TODO Auto-generated catch block
      e1.printStackTrace();
    }
        
        try {
      myAudioRecorder.prepare();
      myAudioRecorder.start();
    } catch (IllegalStateException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } catch (IOException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } catch (Exception e) {
          Log.w(getClass().getSimpleName(),
                  "Exception in stopping recorder", e);
            // can fail if start() failed for some reason 
    }
        
  }
}

Java Source Code List

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