讯飞语音识别和转写代码

1 MainActivity  语音转文字

package com.sammer.xfyun;


import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.TextView;

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 org.json.JSONException;
import org.json.JSONObject;

import java.util.HashMap;
import java.util.LinkedHashMap;

public class MainActivity extends AppCompatActivity {

    private  TextView tv_content;
    private HashMap mIatResults = new LinkedHashMap();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        tv_content = (TextView) findViewById(R.id.textView_content);

        SpeechUtility.createUtility(MainActivity.this, SpeechConstant.APPID + "=.........");  // 这里要替换成自己申请的 AppID

    }
    public  void startSpeechClick(View view){
        //1.创建SpeechRecognizer对象，第二个参数：本地听写时传InitListener
        SpeechRecognizer mIat= SpeechRecognizer.createRecognizer(this, null);
        //2.设置听写参数，详见《科大讯飞MSC API手册(Android)》SpeechConstant类
        mIat.setParameter(SpeechConstant.DOMAIN, "iat");//应用领域
        mIat.setParameter(SpeechConstant.LANGUAGE, "zh_cn");//中文
        mIat.setParameter(SpeechConstant.ACCENT, "mandarin");//普通话
        // 设置听写引擎
        mIat.setParameter(SpeechConstant.ENGINE_TYPE, SpeechConstant.TYPE_CLOUD);
        // 设置返回结果格式
        mIat.setParameter(SpeechConstant.RESULT_TYPE, "json");

        // 设置语音前端点:静音超时时间，即用户多长时间不说话则当做超时处理
        mIat.setParameter(SpeechConstant.VAD_BOS, "4000");
        // 设置语音后端点:后端点静音检测时间，即用户停止说话多长时间内即认为不再输入， 自动停止录音
        mIat.setParameter(SpeechConstant.VAD_EOS, "1000");

        // 设置标点符号,设置为"0"返回结果无标点,设置为"1"返回结果有标点
        mIat.setParameter(SpeechConstant.ASR_PTT, "1");

        //3.开始听写
        mIat.startListening(mRecoListener);
    }

    //听写监听器
    private RecognizerListener mRecoListener = new RecognizerListener() {
        @Override
        //音量
        public void onVolumeChanged(int i, byte[] bytes) {

        }
        //开始录音
        @Override
        public void onBeginOfSpeech() {

        }
        //结束录音
        @Override
        public void onEndOfSpeech() {

        }
        //返回结果
        @Override
        public void onResult(RecognizerResult recognizerResult, boolean b) {
            System.out.println(recognizerResult.getResultString());
            printResult(recognizerResult);

        }

        @Override
        public void onError(SpeechError speechError) {

        }

        @Override
        public void onEvent(int i, int i1, int i2, Bundle bundle) {

        }
     };
    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));
        }

        tv_content.setText(resultBuffer.toString());

    }

    }

2 文字转语音 Main2Activity

package com.sammer.xfyun;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.EditText;

import com.iflytek.cloud.SpeechConstant;
import com.iflytek.cloud.SpeechError;
import com.iflytek.cloud.SpeechSynthesizer;
import com.iflytek.cloud.SpeechUtility;
import com.iflytek.cloud.SynthesizerListener;

public class Main2Activity extends AppCompatActivity {
    private EditText editText_content;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main2);
        editText_content =(EditText) findViewById(R.id.editText_content);
        SpeechUtility.createUtility(this, SpeechConstant.APPID + "=...........");  // 这里要替换成自己申请的 AppID

    }

    public  void  startClick(View view){
        //  //1.创建SpeechSynthesizer对象，第二个参数：本地听写时传InitListener
       SpeechSynthesizer mTts = SpeechSynthesizer.createSynthesizer(this, null);
        //设置云端
        mTts.setParameter(SpeechConstant.ENGINE_TYPE, SpeechConstant.TYPE_CLOUD);
        // 设置在线合成发音人
        mTts.setParameter(SpeechConstant.VOICE_NAME, "xiaoyan");
        //设置合成语速
        mTts.setParameter(SpeechConstant.SPEED,"50");
        //设置合成音调
       // mTts.setParameter(SpeechConstant.PITCH, "50");
        //设置合成音量
        mTts.setParameter(SpeechConstant.VOLUME, "80");

        String content = editText_content.getText().toString();

        mTts.startSpeaking(content, mTtsListener);
    }

    //合成回调监听。
    private SynthesizerListener mTtsListener = new SynthesizerListener(){

        @Override
        public void onSpeakBegin() {

        }

        @Override
        public void onBufferProgress(int i, int i1, int i2, String s) {

        }

        @Override
        public void onSpeakPaused() {

        }

        @Override
        public void onSpeakResumed() {

        }

        @Override
        public void onSpeakProgress(int i, int i1, int i2) {

        }

        @Override
        public void onCompleted(SpeechError speechError) {

        }

        @Override
        public void onEvent(int i, int i1, int i2, Bundle bundle) {

        }
    };
}