智能聊天机器人的实现(语音引入第三方科大讯飞)_synthesizerplayer setvoicename

/**
 * MainActivity
 */
package com.example.moo;
 
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
 
import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.Toast;
 
import com.example.bean.ChatMessage;
import com.example.bean.ChatMessage.Type;
import com.example.utils.HttpUtils;
import com.iflytek.speech.RecognizerResult;
import com.iflytek.speech.SpeechError;
import com.iflytek.speech.SynthesizerPlayer;
import com.iflytek.speech.SynthesizerPlayerListener;
import com.iflytek.ui.RecognizerDialog;
import com.iflytek.ui.RecognizerDialogListener;
 
public class MainActivity extends Activity implements OnClickListener {
 
	protected static final String tag = "MainActivity";
	private ListView mMsgs;
	private ChatMessageAdapter mAdapter;
	private List<ChatMessage> mDatas;
 
	private EditText mInputMsg;
	private Button mSendMsg;
	private Button mBtnVoice;
 
	private boolean isVoice;
 
	private Handler mHandler = new Handler() {
		public void handleMessage(android.os.Message msg) {
			// 等待接收，子线程完成数据返回
			ChatMessage fromMessage = (ChatMessage) msg.obj;
			mDatas.add(fromMessage);
			scrollMsgToBottom();// listView滚动到底部
			mAdapter.notifyDataSetChanged();
			if (isVoice) {
				// 来自语音的话要识别并且说话
				initSynthesizerplayer(fromMessage.getMsg());
			}
		};
	};
 
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		requestWindowFeature(Window.FEATURE_NO_TITLE);
		setContentView(R.layout.activity_main);
 
		initView();
		initData();
		// 初始化事件
		initListener();
 
	}
 
	private void initView() {
		mMsgs = (ListView) findViewById(R.id.id_listview_msgs);
		mInputMsg = (EditText) findViewById(R.id.id_input_msg);
		mSendMsg = (Button) findViewById(R.id.sent_msg);
		mBtnVoice = (Button) findViewById(R.id.btn_voice);
	}
 
	private void initData() {
		mDatas = new ArrayList<ChatMessage>();
		mDatas.add(new ChatMessage("您好，小慕为您服务", new Date(), Type.INCOMING));
		mAdapter = new ChatMessageAdapter(this, mDatas);
		mMsgs.setAdapter(mAdapter);
	}
 
	private void initListener() {
		mSendMsg.setOnClickListener(this);
		mBtnVoice.setOnClickListener(this);
	}
 
	private String toMsg = "";
 
	@Override
	public void onClick(View v) {
		switch (v.getId()) {
		case R.id.sent_msg:
			isVoice = false;
			toMsg = mInputMsg.getText().toString();
			sendMessage(toMsg);
			break;
		case R.id.btn_voice:
			isVoice = true;
			initRecognizerDialog();
			break;
		}
	}
 
	/**
	 * 发送消息
	 * 
	 * @param toMsg
	 */
	private void sendMessage(final String toMsg) {
		if (TextUtils.isEmpty(toMsg)) {
			Toast.makeText(MainActivity.this, "消息不能为空!", Toast.LENGTH_SHORT)
					.show();
			return;
		}
		ChatMessage toMessage = new ChatMessage();
		toMessage.setDate(new Date());
		toMessage.setMsg(toMsg);
		toMessage.setType(Type.OUTCOMING);
		mDatas.add(toMessage);
		mAdapter.notifyDataSetChanged();
		mInputMsg.setText("");
 
		new Thread() {
			public void run() {
				ChatMessage fromMeString = HttpUtils.sendMessage(toMsg);
				Message m = Message.obtain();
				m.obj = fromMeString;
				mHandler.sendMessage(m);
			};
		}.start();
	}
 
	// 准备说话
	private void initRecognizerDialog() {
		RecognizerDialog recognizerDialog = new RecognizerDialog(this,
				"appid=5212ef0a");
		toMsg = "";
		recognizerDialog.setEngine("sms", null, null);
		recognizerDialog.setListener(dialogListener);
		recognizerDialog.show();
	}
 
	RecognizerDialogListener dialogListener = new RecognizerDialogListener() {
 
		@Override
		public void onResults(ArrayList<RecognizerResult> arg0, boolean arg1) {
			// 说完话的文字存放地方
			for (int i = 0; i < arg0.size(); i++) {
				toMsg += arg0.get(i).text;
			}
		}
 
		// 获取录入内容所做的操作
		@Override
		public void onEnd(SpeechError arg0) {
			if (arg0 == null) {
				Log.i(tag, "=============================" + toMsg
						+ "=========================");
				sendMessage(toMsg);
			}
		}
	};
 
	public void initSynthesizerplayer(String result) {
		SynthesizerPlayer createSynthesizerPlayer = SynthesizerPlayer
				.createSynthesizerPlayer(this, "appid=5212ef0a");
		// 参数设置发音的口音
		createSynthesizerPlayer.setVoiceName("xiaoyu");
		createSynthesizerPlayer.playText(result, "tts_buffer_time=2000",
				synbgListener);
	}
 
	SynthesizerPlayerListener synbgListener = new SynthesizerPlayerListener() {
		public void onPlayBegin() {
			// 播放开始回调，表示已获得第一块缓冲区音频开始播放
		}
 
		public void onBufferPercent(int percent, int beginPos, int endPos) {
			// 缓冲回调，通知当前缓冲进度
		}
 
		public void onPlayPaused() {
			// 暂停通知，表示缓冲数据播放完成，后续的音频数据正在获取
		}
 
		public void onPlayResumed() {
			// 暂停通知后重新获取到后续音频，表示重新开始播放
		}
 
		public void onPlayPercent(int percent, int beginPos, int endPos) {
			// 播放回调，通知当前播放进度
		}
 
		public void onEnd(SpeechError error) {
		}
	};
 
	private void scrollMsgToBottom() {
		mMsgs.post(new Runnable() {
			@Override
			public void run() {
				// Select the last row so it will scroll into view...
				mMsgs.setSelection(mAdapter.getCount() - 1);
			}
		});
	}
}

布局文件：

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity" >
 
    <RelativeLayout
        android:id="@+id/id_ly_top"
        android:layout_width="fill_parent"
        android:layout_height="45dp"
        android:layout_alignParentTop="true"
        android:background="@drawable/title_bar" >
 
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:text="小慕"
            android:textColor="#ffffff"
            android:textSize="22sp" />
    </RelativeLayout>
 
    <RelativeLayout
        android:id="@+id/id_ly_bottom"
        android:layout_width="fill_parent"
        android:layout_height="55dp"
        android:layout_alignParentBottom="true"
        android:background="@drawable/bottom_bar" >
 
        <Button
            android:id="@+id/btn_voice"
            android:layout_width="40dp"
            android:layout_height="40dp"
            android:layout_centerVertical="true"
            android:background="@drawable/voice_button_bg" />
 
        <Button
            android:id="@+id/sent_msg"
            android:layout_width="60dp"
            android:layout_height="40dp"
            android:layout_alignParentRight="true"
            android:layout_centerVertical="true"
            android:background="@drawable/sent_button_bg"
            android:text="发送"
            android:textSize="15sp" />
 
        <EditText
            android:id="@+id/id_input_msg"
            android:layout_width="fill_parent"
            android:layout_height="40dp"
            android:layout_centerVertical="true"
            android:layout_marginLeft="10dp"
            android:layout_marginRight="10dp"
            android:layout_toLeftOf="@id/sent_msg"
            android:layout_toRightOf="@id/btn_voice"
            android:background="@drawable/login_edit_normal"
            android:hint="在此输入内容..."
            android:textSize="18sp" />
    </RelativeLayout>
 
    <ListView
        android:id="@+id/id_listview_msgs"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:layout_above="@id/id_ly_bottom"
        android:layout_below="@id/id_ly_top"
        android:divider="@null"
        android:dividerHeight="5dp" >
    </ListView>
 
</RelativeLayout>

/**
 * ListView的适配器
 */
package com.example.moo;
 
import java.text.SimpleDateFormat;
import java.util.List;
 
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;
 
import com.example.bean.ChatMessage;
import com.example.bean.ChatMessage.Type;
 
public class ChatMessageAdapter extends BaseAdapter {
 
	private LayoutInflater mInflater;
	private List<ChatMessage> mDatas;
 
	public ChatMessageAdapter(Context context, List<ChatMessage> mDatas) {
		mInflater = LayoutInflater.from(context);
		this.mDatas = mDatas;
	}
 
	@Override
	public int getCount() {
		return mDatas.size();
	}
 
	@Override
	public Object getItem(int position) {
		return mDatas.get(position);
	}
 
	@Override
	public long getItemId(int position) {
		return position;
	}
 
	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
 
		ChatMessage chatMessage = mDatas.get(position);
		ViewHolder holder = null;
		if (convertView == null) {
			//通过ItemType设置不同的布局
			if (getItemViewType(position) == 0) {
				convertView = mInflater.inflate(R.layout.item_from_msg, null);
				holder = new ViewHolder();
				holder.mDate = (TextView) convertView.findViewById(R.id.from_msg_date);
				holder.mMsg = (TextView) convertView.findViewById(R.id.from_msg_info);
			}else{
				convertView = mInflater.inflate(R.layout.item_to_msg, null);
				holder = new ViewHolder();
				holder.mDate = (TextView) convertView.findViewById(R.id.to_msg_date);
				holder.mMsg = (TextView) convertView.findViewById(R.id.to_msg_info);
			}
			convertView.setTag(holder);
		}else{
			holder = (ViewHolder) convertView.getTag();
		}
		
		//设置数据
		SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
		holder.mDate.setText(df.format(chatMessage.getDate()));
		holder.mMsg.setText(chatMessage.getMsg());
 
		return convertView;
	}
 
	private final class ViewHolder {
		TextView mDate;
		TextView mMsg;
	}
 
	@Override
	public int getItemViewType(int position) {
		ChatMessage chatMessage = mDatas.get(position);
		if (chatMessage.getType() == Type.INCOMING) {
			return 0;
		}
		return 1;
	}
 
	@Override
	public int getViewTypeCount() {
		return 2;
	}
}

package com.example.utils;
 
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
import java.util.Date;
 
 
import com.example.bean.ChatMessage;
import com.example.bean.ChatMessage.Type;
import com.example.bean.Result;
import com.google.gson.Gson;
import com.google.gson.JsonSyntaxException;
 
/**
 * get->网络
 * @author TCL
 */
public class HttpUtils {
 
	private static final String URL = "http://www.tuling123.com/openapi/api";
	private static final String API_KEY = "92a430f5b67795aa286554a464cbe827";
 
	public static String doGet(String msg) {
		String result = "";
		String url = setParams(msg);
 
		URL urlNet;
		try {
			urlNet = new URL(url);
			HttpURLConnection conn = (HttpURLConnection) urlNet
					.openConnection();
			conn.setReadTimeout(5000);
			conn.setConnectTimeout(5000);
			conn.setRequestMethod("GET");
			conn.connect();
 
			BufferedReader reader = new BufferedReader(new InputStreamReader(
					conn.getInputStream(), "utf-8"));
			StringBuffer sb = new StringBuffer();
			String line = "";
			while ((line = reader.readLine()) != null) {
				sb.append(line);
			}
			result = new String(sb);
			reader.close();
			conn.disconnect();
		} catch (MalformedURLException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return result;
	}
 
	/**
	 * 拼接url
	 * @param msg
	 * @return
	 */
	public static String setParams(String msg) {
		String url = "";
		try {
			url = URL + "?key=" + API_KEY + "&info="
					+ URLEncoder.encode(msg, "utf-8");
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		}
		return url;
	}
	
	/*
	 * 发送一个消息，得到返回的消息
	 */
	public static ChatMessage sendMessage(String msg){
		ChatMessage chatMessage = new ChatMessage();
		
		String jsonRes = doGet(msg);
		Gson gson = new Gson();
		try {
			Result result = gson.fromJson(jsonRes,Result.class);
			chatMessage.setMsg(result.getText());
		} catch (JsonSyntaxException e) {
			chatMessage.setMsg("服务器繁忙!");
		}
		chatMessage.setDate(new Date());
		chatMessage.setType(Type.INCOMING);
		return chatMessage;
	}
}

Bean：

package com.example.bean;
 
import java.util.Date;
 
public class ChatMessage {
 
	private String name;
	private String msg;
	private Type type;
	private Date date;
 
	public enum Type {
		INCOMING, OUTCOMING
	}
 
	public ChatMessage(){
		
	}
	public ChatMessage(String msg,Date date,Type type){
		this.msg = msg;
		this.date =date;
		this.type = type;
	}
	
	
	public String getName() {
		return name;
	}
 
	public void setName(String name) {
		this.name = name;
	}
 
	public String getMsg() {
		return msg;
	}
 
	public void setMsg(String msg) {
		this.msg = msg;
	}
 
	public Type getType() {
		return type;
	}
 
	public void setType(Type type) {
		this.type = type;
	}
 
	public Date getDate() {
		return date;
	}
 
	public void setDate(Date date) {
		this.date = date;
	}
	
}

package com.example.bean;
 
public class Result {
 
	private int code;
	private String text;
	public int getCode() {
		return code;
	}
	public void setCode(int code) {
		this.code = code;
	}
	public String getText() {
		return text;
	}
	public void setText(String text) {
		this.text = text;
	}
	
}

测试类：

package com.example.test;
 
import android.test.AndroidTestCase;
 
import com.example.utils.HttpUtils;
 
public class TestHttpUtils extends AndroidTestCase {
 
	public void TestSendInfo() {
		
		String res = HttpUtils.doGet("给我讲个笑话");
		System.out.println("---------------------"+res);
		res = HttpUtils.doGet("给我讲个鬼故事");
		System.out.println("---------------------"+res);
		res = HttpUtils.doGet("你好");
		System.out.println("---------------------"+res);
		res = HttpUtils.doGet("你是谁");
		System.out.println("---------------------"+res);
	}
}