Android API开发之TTS开发之Android TTS阿里云Android SDK开发

1.首先申请账号

连接：https://help.aliyun.com/document_detail/30437.html?spm=a2c4g.11186623.2.4.MpLjTc

2.阿里云开发

连接：https://help.aliyun.com/document_detail/30419.html?spm=a2c4g.11186623.6.574.ZKbbYw

3.开发

3.1.添加权限

<uses-sdk android:minSdkVersion="17" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
<uses-permission android:name="android.permission.RECORD_AUDIO" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.WRITE_SETTINGS" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />

3.2.配置jar及so文件

Android API开发之TTS开发之Android TTS阿里云Android SDK开发

3.3.创建布局

3.4.java代码

3.4.1.MainActivity类

package com.alibaba.idst.nlsdemo;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import com.alibaba.idst.R;

public class MainActivity extends Activity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}

/**
* 获取页面点击对应的appkey
* 将appkey传入后面的服务
* Asr
* */

public void AsrDemo(View view){
Intent intent = new Intent(this, PublicAsrActivity.class);
startActivity(intent);
}

public void NluDemo(View view){
Intent intent = new Intent(this, PublicNluActivity.class);
startActivity(intent);
}

public void TtsDemo(View v){
Intent intent = new Intent(this, PublicTtsActivity.class);
startActivity(intent);
}

}

3.4.2.PublicAsrActivity类

package com.alibaba.idst.nlsdemo;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.alibaba.idst.R;
import com.alibaba.idst.nls.NlsClient;
import com.alibaba.idst.nls.NlsListener;
import com.alibaba.idst.nls.StageListener;
import com.alibaba.idst.nls.internal.protocol.NlsRequest;
import com.alibaba.idst.nls.internal.protocol.NlsRequestProto;

public class PublicAsrActivity extends Activity {

private boolean isRecognizing = false;
private EditText mFullEdit;
private EditText mResultEdit;
private Button mStartButton;
private Button mStopButton;
private NlsClient mNlsClient;
private NlsRequest mNlsRequest;
private Context context;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_public_asr);
context = getApplicationContext();
mFullEdit = (EditText) findViewById(R.id.editText2);
mResultEdit = (EditText) findViewById(R.id.editText);
mStartButton = (Button) findViewById(R.id.button);
mStopButton = (Button) findViewById(R.id.button2);

String appkey = "nls-service"; //请设置申请到的Appkey
mNlsRequest = initNlsRequest();
mNlsRequest = initNlsRequest();
mNlsRequest.setApp_key(appkey); //appkey请从 "快速开始" 帮助页面的appkey列表中获取
mNlsRequest.setAsr_sc("opu"); //设置语音格式

/*设置热词相关属性*/
//mNlsRequest.setAsrVocabularyId("vocabid");
/*设置热词相关属性*/

NlsClient.openLog(true);
NlsClient.configure(getApplicationContext()); //全局配置
mNlsClient = NlsClient.newInstance(this, mRecognizeListener, mStageListener,mNlsRequest); //实例化NlsClient

mNlsClient.setMaxRecordTime(60000); //设置最长语音
mNlsClient.setMaxStallTime(1000); //设置最短语音
mNlsClient.setMinRecordTime(500); //设置最大录音中断时间
mNlsClient.setRecordAutoStop(false); //设置VAD
mNlsClient.setMinVoiceValueInterval(200); //设置音量回调时长

initStartRecognizing();
initStopRecognizing();
}

private NlsRequest initNlsRequest(){
NlsRequestProto proto = new NlsRequestProto(context);
//proto.setApp_user_id(""); //设置在应用中的用户名，可选
return new NlsRequest(proto);

}

private void initStartRecognizing(){
mStartButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
isRecognizing = true;
mResultEdit.setText("正在录音，请稍候！");
mNlsRequest.authorize("", ""); //请替换为用户申请到的数加认证key和**
mNlsClient.start();
mStartButton.setText("录音中。。。");
}
});
}

private void initStopRecognizing(){
mStopButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
isRecognizing = false;
mResultEdit.setText("");
mNlsClient.stop();
mStartButton.setText("开始录音");

}
});
}

private NlsListener mRecognizeListener = new NlsListener() {

@Override
public void onRecognizingResult(int status, RecognizedResult result) {
switch (status) {
case NlsClient.ErrorCode.SUCCESS:
Log.i("asr", "[demo] callback onRecognizResult " + result.asr_out);
mResultEdit.setText(result.asr_out);
mFullEdit.setText(result.asr_out);
break;
case NlsClient.ErrorCode.RECOGNIZE_ERROR:
Toast.makeText(PublicAsrActivity.this, "recognizer error", Toast.LENGTH_LONG).show();
break;
case NlsClient.ErrorCode.RECORDING_ERROR:
Toast.makeText(PublicAsrActivity.this,"recording error",Toast.LENGTH_LONG).show();
break;
case NlsClient.ErrorCode.NOTHING:
Toast.makeText(PublicAsrActivity.this,"nothing",Toast.LENGTH_LONG).show();
break;
}
isRecognizing = false;
}

} ;

private StageListener mStageListener = new StageListener() {
@Override
public void onStartRecognizing(NlsClient recognizer) {
super.onStartRecognizing(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onStopRecognizing(NlsClient recognizer) {
super.onStopRecognizing(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onStartRecording(NlsClient recognizer) {
super.onStartRecording(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onStopRecording(NlsClient recognizer) {
super.onStopRecording(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onVoiceVolume(int volume) {
super.onVoiceVolume(volume);
}

};

}

3.4.3.PublicNluActivity类

public class PublicNluActivity extends Activity {

private boolean isRecognizing = false;
private EditText mFullEdit;
private EditText mResultEdit;
private Button mStartButton;
private Button mStopButton;
private NlsClient mNlsClient;
private NlsRequest mNlsRequest;
private Context context;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_public_nlu);
context = getApplicationContext();
mFullEdit = (EditText) findViewById(R.id.editText2_nlu);
mResultEdit = (EditText) findViewById(R.id.editText_nlu);
mStartButton = (Button) findViewById(R.id.button_nlu);
mStopButton = (Button) findViewById(R.id.button2_nlu);

String appkey = "nls-service"; //请设置申请到的Appkey
mNlsRequest = initNlsRequest();
mNlsRequest.setApp_key(appkey); //appkey请从 "快速开始" 帮助页面的appkey列表中获取
mNlsRequest.setAsr_sc("opu"); //设置语音格式
mNlsRequest.enableCloudNLUResult(); //初始化NLU请求

NlsClient.openLog(true);
NlsClient.configure(getApplicationContext()); //全局配置
mNlsClient = NlsClient.newInstance(this, mRecognizeListener, mStageListener,mNlsRequest); //实例化NlsClient

mNlsClient.setMaxRecordTime(60000); //设置最长语音
mNlsClient.setMaxStallTime(1000); //设置最短语音
mNlsClient.setMinRecordTime(500); //设置最大录音中断时间
mNlsClient.setRecordAutoStop(false); //设置VAD
mNlsClient.setMinVoiceValueInterval(200); //设置音量回调时长

initStartRecognizing();
initStopRecognizing();
}

private NlsRequest initNlsRequest(){
NlsRequestProto proto = new NlsRequestProto(context);
//proto.setApp_user_id("user_id"); //设置用户名
return new NlsRequest(proto);
}

private void initStartRecognizing(){
mStartButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
isRecognizing = true;
mResultEdit.setText("正在录音，请稍候！");
mNlsRequest.authorize("", ""); //请替换为用户申请到的数加认证key和**
mNlsClient.start();
mStartButton.setText("录音中。。。");
}
});
}

private void initStopRecognizing(){
mStopButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
isRecognizing = false;
mResultEdit.setText("");
mNlsClient.stop();
mStartButton.setText("开始录音");
}
});
}

private NlsListener mRecognizeListener = new NlsListener() {

@Override
public void onRecognizingResult(int status, RecognizedResult result) {
switch (status) {
case NlsClient.ErrorCode.SUCCESS:
mResultEdit.setText(result.asr_out);
mFullEdit.setText(result.ds_out);
break;
case NlsClient.ErrorCode.RECOGNIZE_ERROR:
Toast.makeText(PublicNluActivity.this, "recognizer error", Toast.LENGTH_LONG).show();
break;
case NlsClient.ErrorCode.RECORDING_ERROR:
Toast.makeText(PublicNluActivity.this,"recording error",Toast.LENGTH_LONG).show();
break;
case NlsClient.ErrorCode.NOTHING:
Toast.makeText(PublicNluActivity.this,"nothing",Toast.LENGTH_LONG).show();
break;
}
isRecognizing = false;
}

} ;

private StageListener mStageListener = new StageListener() {
@Override
public void onStartRecognizing(NlsClient recognizer) {
super.onStartRecognizing(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onStopRecognizing(NlsClient recognizer) {
super.onStopRecognizing(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onStartRecording(NlsClient recognizer) {
super.onStartRecording(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onStopRecording(NlsClient recognizer) {
super.onStopRecording(recognizer); //To change body of overridden methods use File | Settings | File Templates.
}

@Override
public void onVoiceVolume(int volume) {
super.onVoiceVolume(volume);
}

};
}

3.4.4.

public class PublicTtsActivity extends Activity {
private static final String TAG = "PublicTtsActivity";
private TextView UserContent;
private Button Send_User_Content;
private NlsClient mNlsClient;
private Context context;
private NlsRequest mNlsRequest;
int iMinBufSize = AudioTrack.getMinBufferSize(8000,
AudioFormat.CHANNEL_CONFIGURATION_STEREO,
AudioFormat.ENCODING_PCM_16BIT);
AudioTrack audioTrack=new AudioTrack(AudioManager.STREAM_MUSIC, 8000,
AudioFormat.CHANNEL_CONFIGURATION_STEREO, AudioFormat.ENCODING_PCM_16BIT,
iMinBufSize, AudioTrack.MODE_STREAM) ; //使用audioTrack播放返回的pcm数据

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
context = getApplicationContext();
setContentView(R.layout.activity_public_tts);
UserContent = (TextView) findViewById(R.id.UserContent_tts);
Send_User_Content = (Button) findViewById(R.id.send_tts);

String appkey = "";//请设置申请到的Appkey
mNlsRequest = initNlsRequest();
mNlsRequest.setApp_key(appkey); //appkey请从 "快速开始" 帮助页面的appkey列表中获取
mNlsRequest.initTts(); //初始化tts请求

NlsClient.openLog(true);
NlsClient.configure(getApplicationContext()); //全局配置
mNlsClient = NlsClient.newInstance(this, mRecognizeListener, null ,mNlsRequest); //实例化NlsClient
initTtsContentButton();
}

private NlsRequest initNlsRequest(){
NlsRequestProto proto = new NlsRequestProto(context);
//proto.setApp_user_id(""); //设置用户名
return new NlsRequest(proto);
}

private void initTtsContentButton(){
Send_User_Content.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
String user_input = UserContent.getText().toString();
if (user_input.equals("")){
Toast.makeText(PublicTtsActivity.this, "输入不能为空！", Toast.LENGTH_LONG).show();
}else {
mNlsRequest.authorize("", ""); //请替换为用户申请到的数加认证key和**
mNlsRequest.setTtsEncodeType("pcm"); //返回语音数据格式，支持pcm,wav.alaw
mNlsRequest.setTtsVolume(50); //音量大小默认50，阈值0-100
mNlsRequest.setTtsSpeechRate(0);//语速，阈值-500~500
mNlsClient.PostTtsRequest(user_input); //用户输入文本
audioTrack.play();
}
}
});
}

private NlsListener mRecognizeListener = new NlsListener() {
@Override
public void onTtsResult(int status, byte[] ttsResult){
switch (status) {
case NlsClient.ErrorCode.TTS_BEGIN :
audioTrack.play();
Log.e(TAG, "tts begin");
audioTrack.write(ttsResult, 0, ttsResult.length);
break;
case NlsClient.ErrorCode.TTS_TRANSFERRING :
Log.e(TAG,"tts transferring"+ttsResult.length);
audioTrack.write(ttsResult, 0, ttsResult.length);
break;
case NlsClient.ErrorCode.TTS_OVER :
audioTrack.stop();
Log.e(TAG,"tts over");
break;
case NlsClient.ErrorCode.CONNECT_ERROR :
Toast.makeText(PublicTtsActivity.this, "CONNECT ERROR", Toast.LENGTH_LONG).show();
break;
}
}
} ;

@Override
protected void onDestroy() {
audioTrack.release();
super.onDestroy();
}

}

Android API开发之TTS开发之Android TTS阿里云Android SDK开发

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