基于Sphinx的Android平台语音识别

package prox.AndroidPocketSphinxPro; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import android.app.Activity; import android.app.ProgressDialog; import android.content.pm.ActivityInfo; import android.media.AudioFormat; import android.media.AudioManager; import android.media.AudioRecord; import android.media.AudioTrack; import android.media.MediaPlayer; import android.media.MediaRecorder; import android.os.AsyncTask; import android.os.Bundle; import android.os.Handler; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.Toast; //Android自身录音噪声太大!!! public class AndroidPocketSphinxPro extends Activity { private Button StartRecordButton=null; //it needs to be a single-channel (monaural), //little-endian, unheadered 16-bit signed PCM audio file sampled at 16000 Hz. static final int frequency = 16000; static final int channelConfiguration = AudioFormat.CHANNEL_CONFIGURATION_MONO; static final int audioEncoding = AudioFormat.ENCODING_PCM_16BIT; int recBufSize=0; private AudioRecord audioRecord=null; int playBufSize=0; private AudioTrack audioTrack=null; public MediaPlayer AnswerPlayer=null; public Handler AudioRecordHandler=null; public Runnable AudioRecordTask=null; public boolean AudioRecordTimerRun=false; public String AudioRecogResPath="/sdcard/VoiceRecogPro"; public String RawFilePath="/sdcard/VoiceRecogPro/TmpAudioFile.raw"; public File RawFile = null; public FileOutputStream RawFOStream=null; public BufferedOutputStream RawBOStream=null; public InputStream AnswerIStream = null; public FileInputStream AnswerFIStream=null; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { //默认竖屏!!! super.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); super.onCreate(savedInstanceState); setContentView(R.layout.main); recBufSize = AudioRecord.getMinBufferSize(frequency,channelConfiguration, audioEncoding); audioRecord = new AudioRecord(MediaRecorder.AudioSource.MIC, frequency, channelConfiguration, audioEncoding, recBufSize); playBufSize=AudioTrack.getMinBufferSize(frequency,channelConfiguration,audioEncoding); audioTrack = new AudioTrack(AudioManager.STREAM_MUSIC,frequency,channelConfiguration,audioEncoding,playBufSize,AudioTrack.MODE_STREAM); //--->>> //AnswerPlayer=new MediaPlayer(); StartRecordButton=(Button)findViewById(R.id.StartRecordButton); StartRecordButton.setOnClickListener(new Button.OnClickListener() { @Override public void onClick(View v) { AudioRecordPD=new ProgressDialog(AndroidPocketSphinxPro.this); AudioRecordPD.setMessage("Please Speak Out Your Command..."); AudioRecordPD.show(); new AudioRecordTask().execute("Start"); } }); AudioRecordHandler = new Handler(); AudioRecordTask = new Runnable() { public void run() { //Stop!!! if (AudioRecordTimerRun) { //HideList(); AudioRecordTimerRun = false; } } }; //Toast.makeText(AndroidPocketSphinxPro.this, VoiceRecogByRawFile(RawFilePath), Toast.LENGTH_SHORT).show(); } static { System.loadLibrary("AndroidPocketSphinx_jni"); } public native String GetTestValue(int TestParam); //VoiceRecogByRawFile public native String VoiceRecogByRawFile(String CurrentRawFilePath); //录小Q的声音播放!!!计时3秒!!!直接用raw进去就能认!!!->数3秒钟把它关掉!!!直接用linux播放即可!!! //AudioRecordRecog private ProgressDialog AudioRecordPD=null; private ProgressDialog AudioRecogPD=null; // 设置三种类型参数分别为String,Integer,String class AudioRecordTask extends AsyncTask<String, Integer, String> { // 可变长的输入参数，与AsyncTask.exucute()对应 @Override protected String doInBackground(String... params) { //Start!!! //Create New Raw File RawFile=new File(RawFilePath); try { RawFOStream = new FileOutputStream(RawFile); } catch (FileNotFoundException e) { e.printStackTrace(); } RawBOStream = new BufferedOutputStream(RawFOStream); byte[] RecordBuffer = new byte[recBufSize]; audioRecord.startRecording(); AudioRecordHandler.removeCallbacks(AudioRecordTask); AudioRecordTimerRun = true; AudioRecordHandler.postDelayed(AudioRecordTask, 5000); while(AudioRecordTimerRun) { int bufferReadResult = audioRecord.read(RecordBuffer, 0,recBufSize); Log.d("bufferReadResult", String.valueOf(bufferReadResult)); byte[] TmpBuf = new byte[bufferReadResult]; System.arraycopy(RecordBuffer, 0, TmpBuf, 0,bufferReadResult); try { RawBOStream.write(TmpBuf, 0, bufferReadResult); } catch (IOException e) { e.printStackTrace(); } } try { RawBOStream.close(); } catch (IOException e) { e.printStackTrace(); } try { RawFOStream.close(); } catch (IOException e) { e.printStackTrace(); } audioRecord.stop(); AudioRecordPD.dismiss(); //VoiceRecogByRawFile(RawFilePath); return "OK!"; } @Override protected void onCancelled() { super.onCancelled(); } @Override protected void onPostExecute(String result) { AudioRecogPD=new ProgressDialog(AndroidPocketSphinxPro.this); AudioRecogPD.setMessage("Recoging..."); AudioRecogPD.show(); new AudioRecogTask().execute("Start"); } @Override protected void onPreExecute() { //任务启动 } @Override protected void onProgressUpdate(Integer... values) { //更新进度 } } // 设置三种类型参数分别为String,Integer,String class AudioRecogTask extends AsyncTask<String, Integer, String> { // 可变长的输入参数，与AsyncTask.exucute()对应 @Override protected String doInBackground(String... params) { String RecogResult=VoiceRecogByRawFile(RawFilePath); return RecogResult; } @Override protected void onCancelled() { super.onCancelled(); } @Override protected void onPostExecute(String result) { AudioRecogPD.dismiss(); String RecogFinalResult=result; Log.d("chenxupro", RecogFinalResult); Toast.makeText(AndroidPocketSphinxPro.this, RecogFinalResult, Toast.LENGTH_SHORT).show(); //继续!!! AnswerPlayer=new MediaPlayer(); if(AnswerPlayer.isPlaying()==true) { AnswerPlayer.reset(); } try { //MediaPlayer错误!!! AnswerPlayer.setDataSource(AudioRecogResPath+RecogFinalResult); //AnswerPlayer.setDataSource("/sdcard/MyMusics/WindowsXP.wav"); AnswerPlayer.prepare(); AnswerPlayer.start(); } catch (IllegalArgumentException e) { e.printStackTrace(); } catch (IllegalStateException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } /* //AnswerFIStream byte[] AnswerFileBuf=new byte[1600]; int AnswerFileBufBytesRead=0; boolean ReadFileNotFinishFlag=true; try { AnswerFIStream = new FileInputStream(AudioRecogResPath+RecogFinalResult); //Skip 44 bytes Wave Header AnswerFIStream.skip(44); while(ReadFileNotFinishFlag) { AnswerFileBufBytesRead=AnswerFIStream.re