import java.io.UnsupportedEncodingException;
import android.app.Activity;
import android.os.Bundle;
import android.os.Environment;
import android.text.TextUtils;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import com.iflytek.cloud.ErrorCode;
import com.iflytek.cloud.InitListener;
import com.iflytek.cloud.LexiconListener;
import com.iflytek.cloud.RecognizerListener;
import com.iflytek.cloud.RecognizerResult;
import com.iflytek.cloud.SpeechConstant;
import com.iflytek.cloud.SpeechError;
import com.iflytek.cloud.SpeechListener;
import com.iflytek.cloud.SpeechRecognizer;
import com.iflytek.cloud.SpeechUtility;
import com.iflytek.cloud.util.ContactManager.ContactListener;
import com.iflytek.cloud.util.UserWords;
public class MainActivity
extends Activity
implements OnClickListener {
private static String TAG = "IatDemo"
;
// 语音听写对象
private SpeechRecognizer mIat;
// 听写结果内容
private EditText mResultText;
// 用户词表下载结果
private String mDownloadResult = ""
;
private Toast mToast;
private int ret;
private Button startRecording;
private String voiceResult = ""
;
private TextView text_result;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mIat = SpeechRecognizer.createRecognizer(
this, mInitListener);
mToast = Toast.makeText(
this, ""
, Toast.LENGTH_SHORT);
text_result = (TextView)
this.findViewById(R.id.text_result);
startRecording = (Button)
this.findViewById(R.id.start_recording);
startRecording.setOnClickListener(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;
}
public void getVoice() {
SpeechUtility.createUtility(MainActivity.this, "appid=540593c3"
);
// 设置参数
setParam();
// 不显示听写对话框
ret =
mIat.startListening(recognizerListener);
}
public void setParam() {
mIat.setParameter(SpeechConstant.LANGUAGE, "zh_cn"
);
// 设置语音前端点
mIat.setParameter(SpeechConstant.VAD_BOS, "4000"
);
// 设置语音后端点
mIat.setParameter(SpeechConstant.VAD_EOS, "1000"
);
// 设置标点符号
mIat.setParameter(SpeechConstant.ASR_PTT, "1"
);
// 设置音频保存路径
mIat.setParameter(SpeechConstant.ASR_AUDIO_PATH, Environment.getExternalStorageDirectory()+"/xunfei"
);
}
/**
* 初始化监听器。
*/
private InitListener mInitListener =
new InitListener() {
@Override
public void onInit(
int code) {
Log.d(TAG, "SpeechRecognizer init() code = " +
code);
if (code ==
ErrorCode.SUCCESS) {
Toast.makeText(MainActivity.this, "init success", 0
).show();
}
}
};
/**
* 用户词表下载监听器。
*/
private SpeechListener downloadlistener =
new SpeechListener() {
@Override
public void onData(
byte[] data) {
try {
if (data !=
null && data.length > 1
)
mDownloadResult =
new String(data, "utf-8"
);
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
}
@Override
public void onCompleted(SpeechError error) {
if (error !=
null) {
} else if (TextUtils.isEmpty(mDownloadResult)) {
} else {
mResultText.setText(""
);
UserWords userwords =
new UserWords(mDownloadResult.toString());
if (userwords ==
null || userwords.getKeys() ==
null) {
return;
}
for (String key : userwords.getKeys()) {
mResultText.append(key + ":"
);
for (String word : userwords.getWords(key)) {
mResultText.append(word + ","
);
}
mResultText.append("\n"
);
}
}
}
@Override
public void onEvent(
int eventType, Bundle params) {
}
};
/**
* 听写监听器。
*/
private RecognizerListener recognizerListener =
new RecognizerListener() {
@Override
public void onBeginOfSpeech() {
Toast.makeText(MainActivity.this, "begin speech", 0
).show();
}
@Override
public void onError(SpeechError error) {
Toast.makeText(MainActivity.this, error.getErrorDescription(), 0
).show();
}
@Override
public void onEndOfSpeech() {
Toast.makeText(MainActivity.this, "end", 0
).show();
}
@Override
public void onEvent(
int eventType,
int arg1,
int arg2, String msg) {
Toast.makeText(MainActivity.this, "on event", 0
).show();
}
@Override
public void onResult(RecognizerResult results,
boolean isLast) {
String text =
JsonParser.parseIatResult(results.getResultString());
voiceResult = voiceResult +
text;
if (isLast) {
text_result.setText(voiceResult);
}
}
@Override
public void onVolumeChanged(
int volume) {
}
};
@Override
protected void onResume() {
// SpeechUtility.getUtility().checkServiceInstalled();
super.onResume();
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.start_recording:
getVoice();
break;
}
}
}
转载于:https://www.cnblogs.com/jasonkent27/p/4914412.html
相关资源：Android开发集成科大讯飞语音识别 语音合成Demo
