Vuzix M100 v1.0.8 Voice Recognition sample. License: WTFPL.

gistfile1.java

// <uses-permission android:name="android.permission.RECORD_AUDIO"/>
package jp.mpga.voicerecognitionsample;

import java.util.ArrayList;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.speech.RecognitionListener;
import android.speech.RecognizerIntent;
import android.speech.SpeechRecognizer;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;


public class MainActivity extends Activity implements
OnClickListener, RecognitionListener
{
	SpeechRecognizer mSpeechRecognizer;
	
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
  
        // add listener
        ((Button) findViewById(R.id.button1)).setOnClickListener(this);
 
        mSpeechRecognizer = SpeechRecognizer.createSpeechRecognizer(this);
        mSpeechRecognizer.setRecognitionListener(this);

    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        if (id == R.id.action_settings) {
            return true;
        }
        return super.onOptionsItemSelected(item);
    }


	@Override
	public void onReadyForSpeech(Bundle params) {
	    Toast.makeText(this, "Voice Recognition Ready.", Toast.LENGTH_SHORT).show();
	    //iv.setImageResource(R.drawable.ready);

		
	}


	@Override
	public void onBeginningOfSpeech() {
		Toast.makeText(this, "Please speak command.", Toast.LENGTH_SHORT).show();
		
	}


	@Override
	public void onRmsChanged(float rmsdB) {
		Log.v(AUDIO_SERVICE,"recieve : " + rmsdB + "dB");
	}


	@Override
	public void onBufferReceived(byte[] buffer) {
		Log.v(AUDIO_SERVICE,"recieved");
	}


	@Override
	public void onEndOfSpeech() {
		Log.v(AUDIO_SERVICE,"finished.");
	}


	@Override
	public void onError(int error) {
		Log.v(AUDIO_SERVICE,"Error: " + error);
		
	}


	@Override
	public void onResults(Bundle results) {
		// Vuzix M100 v1.0.8 only can support 'onPartialResuts'
		Log.v(AUDIO_SERVICE,"onResults called");
		
	}


	@Override
	public void onPartialResults(Bundle partialResults) {
		// Vuzix M100 v1.0.8 only can support 'onPartialResuts'
		// Supported keywords:
		//   move left/right/up/down
		//   go left/right/up/down
		//   left/right/up/down
		//   next, previous, forward, back
		//   select, cancel
		//   complete, stop, exit, go home
		//   menu, volume up/down
		//   mute, call, dial, hang up, answer
		//   ignore, end, redial, call back
		//   contacts, favorites, pair, unpair
		//   sleep, shut down
		//   set clock/time
		//   cut, copy, paste, delete
		//   0, 1, 2, 3, 4, 5, 6, 7, 8, 9
	    String[] keywords = new String[]{"back", "next", "0", "1", "2", "3", "end"}; 
		ArrayList<String> recData = partialResults.getStringArrayList(SpeechRecognizer.RESULTS_RECOGNITION);
	    String getData = new String();
	    
	    for (String s : recData) {
	        getData += s + ",";
	    }
	    
	    // Show filtered keyword
	    String result = "";
	    for (String s: recData){
	    	for (String t: keywords){
	    		if(s.equals(t)){
	    			result = t;
	    			break;
	    		}
	    	}
	    	if(!result.isEmpty()){
	    	    Toast.makeText(this, result, Toast.LENGTH_SHORT).show();
	    		break;
	    	}
	    }
	    // Raw Result
		Log.v(AUDIO_SERVICE,"Result: " + getData);
	}


	@Override
	public void onEvent(int eventType, Bundle params) {
		Log.v(AUDIO_SERVICE,"onEvent called");
	}


	@Override
	public void onClick(View v) {
	    switch (v.getId()) {
	    case R.id.button1:
	        Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
	        intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
	                RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
	 
	        intent.putExtra(RecognizerIntent.EXTRA_CALLING_PACKAGE,
	                getPackageName());
	        mSpeechRecognizer.startListening(intent);
	        break;
	    default:
	        break;
	    }
	}
}