Unity - 演示 ✨ 访问 "KDDI "语音识别 SDK（完成）

package com.example.iflytekvoice.asr;
import android.os.Bundle;
import com.example.iflytekvoice.JsonParser;
import com.iflytek.cloud.RecognizerListener;
import com.iflytek.cloud.RecognizerResult;
import com.iflytek.cloud.SpeechConstant;
import com.iflytek.cloud.SpeechError;
import com.iflytek.cloud.SpeechRecognizer;
import com.iflytek.cloud.SpeechUtility;
import com.unity3d.player.UnityPlayer;
import com.unity3d.player.UnityPlayerActivity;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.HashMap;
import java.util.LinkedHashMap;
public class asrPort extends  UnityPlayerActivity{
    private SpeechRecognizer mIat;
    private HashMap<String, String> mIatResults = new LinkedHashMap<String, String>();
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        //初始化
        SpeechUtility.createUtility(this, SpeechConstant.APPID + "=60307482");
        mIat = SpeechRecognizer.createRecognizer(this, null);
        //设置mIat的参数
        //表示是什么服务
        mIat.setParameter(SpeechConstant.DOMAIN, "iat");
        //设置语言
        mIat.setParameter(SpeechConstant.LANGUAGE, "zh_cn");
        //接受语言的类型
        mIat.setParameter(SpeechConstant.ACCENT, "mandarin");
        //使用什么样引擎
        mIat.setParameter(SpeechConstant.ENGINE_TYPE, SpeechConstant.TYPE_CLOUD);
    }
    RecognizerListener mRecognizerLis=new RecognizerListener() {
        @Override
        public void onVolumeChanged(int i, byte[] bytes) {
        }
        @Override
        public void onBeginOfSpeech() {
        }
        @Override
        public void onEndOfSpeech() {
        }
        @Override
        public void onResult(RecognizerResult recognizerResult, boolean b) {
            printResult(recognizerResult);
        }
        @Override
        public void onError(SpeechError speechError) {
        }
        @Override
        public void onEvent(int i, int i1, int i2, Bundle bundle) {
        }
    };
    //解析Json的方法
    //方法来自speechDemo->java->voicedemo->IatDemo中的printResult方法
    private void printResult(RecognizerResult results) {
        String text = JsonParser.parseIatResult(results.getResultString());
        String sn = null;
        // 读取json结果中的sn字段
        try {
            JSONObject resultJson = new JSONObject(results.getResultString());
            sn = resultJson.optString("sn");
        } catch (JSONException e) {
            e.printStackTrace();
        }
        mIatResults.put(sn, text);
        StringBuffer resultBuffer = new StringBuffer();
        for (String key : mIatResults.keySet()) {
            resultBuffer.append(mIatResults.get(key));
        }
        //把消息发送给Unity场景中iFlytekASRController物体上的OnResult方法
        UnityPlayer.UnitySendMessage("iFlytekASRController", "OnResult", resultBuffer.toString());
    }
    public void beginListen(){
        //开始识别
        mIat.startListening(mRecognizerLis);
    }
    public void connected(){
        UnityPlayer.UnitySendMessage("iFlytekASRController","tryConnected","连通成功了");
    }
    public int beginTest(int a, int b){
        //交互测试
        return a+b;
    }
}

package com.example.iflytekvoice;
import org.json.JSONArray;
import org.json.JSONObject;
import org.json.JSONTokener;
/**
 * Json结果解析类
 */
public class JsonParser {
  public static String parseIatResult(String json) {
    StringBuffer ret = new StringBuffer();
    try {
      JSONTokener tokener = new JSONTokener(json);
      JSONObject joResult = new JSONObject(tokener);
      JSONArray words = joResult.getJSONArray("ws");
      for (int i = 0; i < words.length(); i++) {
        // 转写结果词，默认使用第一个结果
        JSONArray items = words.getJSONObject(i).getJSONArray("cw");
        JSONObject obj = items.getJSONObject(0);
        ret.append(obj.getString("w"));
//        如果需要多候选结果，解析数组其他字段
//        for(int j = 0; j < items.length(); j++)
//        {
//          JSONObject obj = items.getJSONObject(j);
//          ret.append(obj.getString("w"));
//        }
      }
    } catch (Exception e) {
      e.printStackTrace();
    } 
    return ret.toString();
  }

  public static String parseGrammarResult(String json) {
    StringBuffer ret = new StringBuffer();
    try {
      JSONTokener tokener = new JSONTokener(json);
      JSONObject joResult = new JSONObject(tokener);
      JSONArray words = joResult.getJSONArray("ws");
      for (int i = 0; i < words.length(); i++) {
        JSONArray items = words.getJSONObject(i).getJSONArray("cw");
        for(int j = 0; j < items.length(); j++)
        {
          JSONObject obj = items.getJSONObject(j);
          if(obj.getString("w").contains("nomatch"))
          {
            ret.append("没有匹配结果.");
            return ret.toString();
          }
          ret.append("【结果】" + obj.getString("w"));
          ret.append("【置信度】" + obj.getInt("sc"));
          ret.append("\n");
        }
      }
    } catch (Exception e) {
      e.printStackTrace();
      ret.append("没有匹配结果.");
    } 
    return ret.toString();
  }

  public static String parseLocalGrammarResult(String json) {
    StringBuffer ret = new StringBuffer();
    try {
      JSONTokener tokener = new JSONTokener(json);
      JSONObject joResult = new JSONObject(tokener);
      JSONArray words = joResult.getJSONArray("ws");
      for (int i = 0; i < words.length(); i++) {
        JSONArray items = words.getJSONObject(i).getJSONArray("cw");
        for(int j = 0; j < items.length(); j++)
        {
          JSONObject obj = items.getJSONObject(j);
          if(obj.getString("w").contains("nomatch"))
          {
            ret.append("没有匹配结果.");
            return ret.toString();
          }
          ret.append("【结果】" + obj.getString("w"));
          ret.append("\n");
        }
      }
      ret.append("【置信度】" + joResult.optInt("sc"));
    } catch (Exception e) {
      e.printStackTrace();
      ret.append("没有匹配结果.");
    } 
    return ret.toString();
  }
  public static String parseTransResult(String json,String key) {
    StringBuffer ret = new StringBuffer();
    try {
      JSONTokener tokener = new JSONTokener(json);
      JSONObject joResult = new JSONObject(tokener);
      String errorCode = joResult.optString("ret");
      if(!errorCode.equals("0")) {
        return joResult.optString("errmsg");
      }
      JSONObject transResult = joResult.optJSONObject("trans_result");
      ret.append(transResult.optString(key));
      /*JSONArray words = joResult.getJSONArray("results");
      for (int i = 0; i < words.length(); i++) {
        JSONObject obj = words.getJSONObject(i);
        ret.append(obj.getString(key));
      }*/
    } catch (Exception e) {
      e.printStackTrace();
    }
    return ret.toString();
  }
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
public class SpeechManager : MonoBehaviour
{
    public Text ASRmsg;
    public Text tryTex;
    public Text aad;
    private Button TryBtn;
    private Button ASR_Btn;
    private AndroidJavaObject jo;

    private void Awake()
    {
        ASR_Btn = GameObject.Find("Speech/ASR_Btn").GetComponent<Button>();
        TryBtn = GameObject.Find("Test/TryBtn").GetComponent<Button>();
        AndroidJavaClass jc = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
        jo = jc.GetStatic<AndroidJavaObject>("currentActivity");
    }
    void Start()
    {
        ASR_Btn.onClick.AddListener(()=> {
            jo.Call("beginListen");
        });
        TryBtn.onClick.AddListener(tryConnect);
    }
    public void OnResult(string msg)
    {
        ASRmsg.text = msg;
    }
    /// <summary>
    /// 点击Try按钮
    /// </summary>
    public void tryConnect()
    {
        int aaa;
        aaa=jo.Call<int>("beginTest",2,3);
        aad.text = aaa.ToString();
        jo.Call("connected");
    }
    public void tryConnected(string tryMsg)
    {
        tryTex.text = tryMsg;
        Color ramColor = ColorRandom();
        tryTex.color = ramColor;
    }
    public Color ColorRandom()
    {
        float r = Random.Range(0f,1f);
        float g = Random.Range(0f, 1f);
        float b = Random.Range(0f, 1f);
        Color color = new Color(r, g, b);
        return color;
    }
}