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Lishundong
2025-09-22 17:06:47 +08:00
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143
ruoyi-bussiness/src/main/java/com/ruoyi/cms/handler/SpeechLongSynthesizerDemo.java Normal file
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//package com.ruoyi.cms.handler;
//import java.io.File;
//import java.io.FileOutputStream;
//import java.io.IOException;
//import java.nio.ByteBuffer;
//
//import com.alibaba.nls.client.AccessToken;
//import com.alibaba.nls.client.protocol.NlsClient;
//import com.alibaba.nls.client.protocol.OutputFormatEnum;
//import com.alibaba.nls.client.protocol.SampleRateEnum;
//import com.alibaba.nls.client.protocol.tts.SpeechSynthesizer;
//import com.alibaba.nls.client.protocol.tts.SpeechSynthesizerListener;
//import com.alibaba.nls.client.protocol.tts.SpeechSynthesizerResponse;
//import org.slf4j.Logger;
//import org.slf4j.LoggerFactory;
///**
// * 此示例演示了：
// * 长文本语音合成API调用（setLongText）。
// * 流式合成TTS。
// * 首包延迟计算。
// *
// * 说明：该示例和nls-example-tts下的SpeechSynthesizerLongTextDemo不完全相同，长文本语音合成是单独的产品功能，是将一长串文本直接发送给服务端去合成，
// * 而SpeechSynthesizerLongTextDemo演示的是将一长串文本在调用方处切割然后分段调用语音合成接口。
// */
//public class SpeechLongSynthesizerDemo {
// private static final Logger logger = LoggerFactory.getLogger(SpeechLongSynthesizerDemo.class);
// private static long startTime;
// private String appKey;
// NlsClient client;
// public SpeechLongSynthesizerDemo(String appKey, String token, String url) {
// this.appKey = appKey;
// //创建NlsClient实例应用全局创建一个即可。生命周期可和整个应用保持一致，默认服务地址为阿里云线上服务地址。
// if(url.isEmpty()) {
// client = new NlsClient(token);
// } else {
// client = new NlsClient(url, token);
// }
// }
// private static SpeechSynthesizerListener getSynthesizerListener() {
// SpeechSynthesizerListener listener = null;
// try {
// listener = new SpeechSynthesizerListener() {
// File f=new File("ttsForLongText.wav");
// FileOutputStream fout = new FileOutputStream(f);
// private boolean firstRecvBinary = true;
// //语音合成结束
// @Override
// public void onComplete(SpeechSynthesizerResponse response) {
// // 调用onComplete时，表示所有TTS数据已经接收完成，因此为整个合成数据的延迟。该延迟可能较大，不一定满足实时场景。
// System.out.println("name: " + response.getName() + ", status: " + response.getStatus()+", output file :"+f.getAbsolutePath());
// }
// //语音合成的语音二进制数据
// @Override
// public void onMessage(ByteBuffer message) {
// try {
// if(firstRecvBinary) {
// // 此处计算首包语音流的延迟，收到第一包语音流时，即可以进行语音播放，以提升响应速度（特别是实时交互场景下）。
// firstRecvBinary = false;
// long now = System.currentTimeMillis();
// logger.info("tts first latency : " + (now - SpeechLongSynthesizerDemo.startTime) + " ms");
// }
// byte[] bytesArray = new byte[message.remaining()];
// message.get(bytesArray, 0, bytesArray.length);
// //System.out.println("write array:" + bytesArray.length);
// fout.write(bytesArray);
// } catch (IOException e) {
// e.printStackTrace();
// }
// }
// @Override
// public void onFail(SpeechSynthesizerResponse response){
// // task_id是调用方和服务端通信的唯一标识，当遇到问题时，需要提供此task_id以便排查。
// System.out.println(
// "task_id: " + response.getTaskId() +
// //状态码
// ", status: " + response.getStatus() +
// //错误信息
// ", status_text: " + response.getStatusText());
// }
// };
// } catch (Exception e) {
// e.printStackTrace();
// }
// return listener;
// }
// public void process(String text) {
// SpeechSynthesizer synthesizer = null;
// try {
// //创建实例，建立连接。
// synthesizer = new SpeechSynthesizer(client, getSynthesizerListener());
// synthesizer.setAppKey(appKey);
// //设置返回音频的编码格式。
// synthesizer.setFormat(OutputFormatEnum.WAV);
// //设置返回音频的采样率。
// synthesizer.setSampleRate(SampleRateEnum.SAMPLE_RATE_16K);
// //发音人。注意Java SDK不支持调用超高清场景对应的发音人（例如"zhiqi"），如需调用请使用restfulAPI方式。
// synthesizer.setVoice("siyue");
// //语调，范围是-500~500，可选，默认是0。
// synthesizer.setPitchRate(0);
// //语速，范围是-500~500，默认是0。
// synthesizer.setSpeechRate(0);
// //设置用于语音合成的文本
// // 此处调用的是setLongText接口（原语音合成接口是setText）。
// synthesizer.setLongText(text);
// //此方法将以上参数设置序列化为JSON发送给服务端，并等待服务端确认。
// long start = System.currentTimeMillis();
// synthesizer.start();
// logger.info("tts start latency " + (System.currentTimeMillis() - start) + " ms");
// SpeechLongSynthesizerDemo.startTime = System.currentTimeMillis();
// //等待语音合成结束
// synthesizer.waitForComplete();
// logger.info("tts stop latency " + (System.currentTimeMillis() - start) + " ms");
// } catch (Exception e) {
// e.printStackTrace();
// } finally {
// //关闭连接
// if (null != synthesizer) {
// synthesizer.close();
// }
// }
// }
// public void shutdown() {
// client.shutdown();
// }
// public static void main(String[] args) throws Exception {
// AccessToken accessToken = new AccessToken("LTAI5tRBahK93vPNF1JDVEPA", "x95OWb4cV6ccQVtbEJ2Gxm2Uwl2thJ");
// accessToken.apply();
// String token = accessToken.getToken();
// String appKey = "mtA2pwmvCeefHT3Y";
// // url取默认值
// String url = "wss://nls-gateway-cn-shanghai.aliyuncs.com/ws/v1";
//
// String ttsTextLong = "百草堂与三味书屋 鲁迅 \n" +
// "我家的后面有一个很大的园，相传叫作百草园。现在是早已并屋子一起卖给朱文公的子孙了，连那最末次的相见也已经隔了七八年，其中似乎确凿只有一些野草；但那时却是我的乐园。\n" +
// "不必说碧绿的菜畦，光滑的石井栏，高大的皂荚树，紫红的桑葚；也不必说鸣蝉在树叶里长吟，肥胖的黄蜂伏在菜花上，轻捷的叫天子(云雀)忽然从草间直窜向云霄里去了。\n" +
// "单是周围的短短的泥墙根一带，就有无限趣味。油蛉在这里低唱，蟋蟀们在这里弹琴。翻开断砖来，有时会遇见蜈蚣；还有斑蝥，倘若用手指按住它的脊梁，便会啪的一声，\n" +
// "从后窍喷出一阵烟雾。何首乌藤和木莲藤缠络着，木莲有莲房一般的果实，何首乌有臃肿的根。有人说，何首乌根是有像人形的，吃了便可以成仙，我于是常常拔它起来，牵连不断地拔起来，\n" +
// "也曾因此弄坏了泥墙，却从来没有见过有一块根像人样! 如果不怕刺，还可以摘到覆盆子，像小珊瑚珠攒成的小球，又酸又甜，色味都比桑葚要好得远......";
// SpeechLongSynthesizerDemo demo = new SpeechLongSynthesizerDemo(appKey, token, url);
// demo.process(ttsTextLong);
// demo.shutdown();
// }
//}

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ruoyi-bussiness/src/main/java/com/ruoyi/cms/handler/SpeechRecognitionWebSocketHandler.java Normal file
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package com.ruoyi.cms.handler;
import com.alibaba.nls.client.protocol.asr.SpeechRecognizer;
import org.springframework.stereotype.Component;
import javax.websocket.*;
import javax.websocket.server.ServerEndpoint;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.nio.ByteBuffer;
@Component
@ServerEndpoint("/speech-recognition")
public class SpeechRecognitionWebSocketHandler {
private SpeechRecognizerAI recognizerDemo;
public SpeechRecognitionWebSocketHandler() {
// 初始化语音识别器
String appKey = "LuvNcrddU3PH8Tau";
String id = "LTAI5tRBahK93vPNF1JDVEPA";
String secret = "x95OWb4cV6ccQVtbEJ2Gxm2Uwl2thJ";
String url = System.getenv().getOrDefault("NLS_GATEWAY_URL", "wss://nls-gateway-cn-shanghai.aliyuncs.com/ws/v1");
recognizerDemo = new SpeechRecognizerAI(appKey, id, secret, url);
}
/**
* 连接建立成功调用的方法
*/
@OnOpen
public void onOpen(Session session) {
System.out.println("WebSocket 连接建立成功，sessionId = " + session.getId());
}
/**
* 收到客户端消息后调用的方法
*/
@OnMessage(maxMessageSize=5242880)
public void onMessage(ByteBuffer message, Session session) throws IOException {
byte[] audioData = new byte[message.remaining()];
message.get(audioData);
// 处理音频数据
recognizerDemo.processStream(session, new ByteArrayInputStream(audioData), 16000);
}
/**
* 连接关闭调用的方法
*/
@OnClose
public void onClose(Session session) {
System.out.println("WebSocket 连接关闭，sessionId = " + session.getId());
}
/**
* 发生错误时调用的方法
*/
@OnError
public void onError(Session session, Throwable error) {
System.err.println("WebSocket 发生错误：" + error.getMessage());
error.printStackTrace();
}
}

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ruoyi-bussiness/src/main/java/com/ruoyi/cms/handler/SpeechRecognizerAI.java Normal file
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package com.ruoyi.cms.handler;
import com.alibaba.nls.client.AccessToken;
import com.alibaba.nls.client.protocol.InputFormatEnum;
import com.alibaba.nls.client.protocol.NlsClient;
import com.alibaba.nls.client.protocol.SampleRateEnum;
import com.alibaba.nls.client.protocol.asr.SpeechRecognizer;
import com.alibaba.nls.client.protocol.asr.SpeechRecognizerListener;
import com.alibaba.nls.client.protocol.asr.SpeechRecognizerResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.websocket.Session;
import java.io.IOException;
import java.io.InputStream;
public class SpeechRecognizerAI {
private static final Logger logger = LoggerFactory.getLogger(SpeechRecognizerAI.class);
private String appKey;
private NlsClient client;
public SpeechRecognizerAI(String appKey, String id, String secret, String url) {
this.appKey = appKey;
// 获取 AccessToken
AccessToken accessToken = new AccessToken(id, secret);
try {
accessToken.apply(); // 申请 Token
logger.info("Token: {}, Expire Time: {}", accessToken.getToken(), accessToken.getExpireTime());
// 初始化 NlsClient
if (url.isEmpty()) {
this.client = new NlsClient(accessToken.getToken()); // 使用默认服务地址
} else {
this.client = new NlsClient(url, accessToken.getToken()); // 使用自定义服务地址
}
} catch (IOException e) {
logger.error("Failed to initialize NlsClient: {}", e.getMessage());
}
}
public void processStream(Session session, InputStream inputStream, int sampleRate) {
SpeechRecognizer recognizer = null;
try {
// 创建 SpeechRecognizer 实例
recognizer = new SpeechRecognizer(client, new SpeechRecognizerListener() {
@Override
public void onRecognitionResultChanged(SpeechRecognizerResponse response) {
// 打印中间识别结果
String text = response.getRecognizedText();
logger.info("中间识别结果: {}", text);
sendResult(session, text,false);
}
@Override
public void onRecognitionCompleted(SpeechRecognizerResponse response) {
// 打印最终识别结果
String text = response.getRecognizedText();
logger.info("最终识别结果: {}", text);
sendResult(session, text,true);
}
@Override
public void onStarted(SpeechRecognizerResponse response) {
logger.info("识别开始, TaskId: {}", response.getTaskId());
}
@Override
public void onFail(SpeechRecognizerResponse response) {
logger.error("识别失败: {}", response.getStatusText());
}
});
// 设置语音识别参数
recognizer.setAppKey(appKey);
recognizer.setFormat(InputFormatEnum.PCM);
recognizer.setSampleRate(sampleRate == 16000 ?
SampleRateEnum.SAMPLE_RATE_16K : SampleRateEnum.SAMPLE_RATE_8K);
recognizer.setEnableIntermediateResult(true);
recognizer.addCustomedParam("enable_voice_detection", true);
// 启动识别
recognizer.start();
// 读取音频流并发送
byte[] buffer = new byte[3200];
int len;
while ((len = inputStream.read(buffer)) > 0) {
recognizer.send(buffer, len);
}
// 停止识别
recognizer.stop();
} catch (Exception e) {
logger.error("处理音频流时出错: {}", e.getMessage());
} finally {
if (recognizer != null) {
recognizer.close();
}
}
}
private void sendResult(Session session, String text,Boolean asrEnd) {
try {
session.getBasicRemote().sendText("{\"text\": \"" + text + "\",\"asrEnd\":\"" + asrEnd + "\"}");
} catch (IOException e) {
logger.error("发送识别结果失败: {}", e.getMessage());
}
}
public void shutdown() {
if (client != null) {
client.shutdown();
}
}
}

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ruoyi-bussiness/src/main/java/com/ruoyi/cms/handler/SpeechSynthesisWebSocketHandler.java Normal file
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package com.ruoyi.cms.handler;
import com.alibaba.nls.client.AccessToken;
import com.alibaba.nls.client.protocol.NlsClient;
import com.alibaba.nls.client.protocol.OutputFormatEnum;
import com.alibaba.nls.client.protocol.SampleRateEnum;
import com.alibaba.nls.client.protocol.tts.SpeechSynthesizer;
import com.alibaba.nls.client.protocol.tts.SpeechSynthesizerListener;
import com.alibaba.nls.client.protocol.tts.SpeechSynthesizerResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import javax.websocket.*;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.nio.ByteBuffer;
@Component
@ServerEndpoint("/speech-synthesis")
public class SpeechSynthesisWebSocketHandler {
private static final Logger logger = LoggerFactory.getLogger(SpeechSynthesisWebSocketHandler.class);
private NlsClient client;
private String appKey = "mtA2pwmvCeefHT3Y";
private String accessKeyId = "LTAI5tRBahK93vPNF1JDVEPA";
private String accessKeySecret = "x95OWb4cV6ccQVtbEJ2Gxm2Uwl2thJ";
private String url = "wss://nls-gateway-cn-shanghai.aliyuncs.com/ws/v1";
public SpeechSynthesisWebSocketHandler() {
// Initialize NLS client with token
AccessToken accessToken = new AccessToken(accessKeyId, accessKeySecret);
try {
accessToken.apply();
String token = accessToken.getToken();
if(url.isEmpty()) {
this.client = new NlsClient(token);
} else {
this.client = new NlsClient(url, token);
}
} catch (Exception e) {
logger.error("Failed to initialize NLS client", e);
}
}
@OnOpen
public void onOpen(Session session) {
logger.info("WebSocket connected for speech synthesis, sessionId: {}", session.getId());
}
@OnMessage(maxMessageSize=5242880)
public void onMessage(String text, Session session) {
logger.info("Received text for synthesis: {}", text);
SpeechSynthesizer synthesizer = null;
try {
// Create synthesizer with a session-specific listener
synthesizer = new SpeechSynthesizer(client, createSynthesizerListener(session));
// Configure synthesizer
synthesizer.setAppKey(appKey);
synthesizer.setFormat(OutputFormatEnum.WAV);
synthesizer.setSampleRate(SampleRateEnum.SAMPLE_RATE_16K);
synthesizer.setVoice("aiqi");
synthesizer.setPitchRate(0);
synthesizer.setSpeechRate(0);
// Use long text synthesis
synthesizer.setLongText(text);
// Start synthesis
synthesizer.start();
} catch (Exception e) {
logger.error("Error during speech synthesis", e);
try {
session.close(new CloseReason(CloseReason.CloseCodes.UNEXPECTED_CONDITION, "Synthesis error"));
} catch (IOException ioException) {
logger.error("Error closing session", ioException);
}
} finally {
// Note: We can't close the synthesizer here because synthesis is async
// It should be closed in the listener's onComplete/onFail methods
}
}
@OnClose
public void onClose(Session session) {
logger.info("WebSocket closed for speech synthesis, sessionId: {}", session.getId());
}
@OnError
public void onError(Session session, Throwable error) {
logger.error("WebSocket error for session {}: {}", session.getId(), error.getMessage(), error);
}
private SpeechSynthesizerListener createSynthesizerListener(Session session) {
return new SpeechSynthesizerListener() {
private boolean firstRecvBinary = true;
private long startTime;
@Override
public void onComplete(SpeechSynthesizerResponse response) {
logger.info("Synthesis completed for session {}, status: {}", session.getId(), response.getStatus());
try {
// Send a close message or marker to indicate completion
session.getBasicRemote().sendText("{\"status\":\"complete\"}");
} catch (IOException e) {
logger.error("Error sending completion message", e);
}
}
@Override
public void onMessage(ByteBuffer message) {
try {
if (firstRecvBinary) {
firstRecvBinary = false;
startTime = System.currentTimeMillis();
logger.info("First audio packet received for session {}", session.getId());
}
// Send audio data to client
byte[] bytesArray = new byte[message.remaining()];
message.get(bytesArray, 0, bytesArray.length);
session.getBasicRemote().sendBinary(ByteBuffer.wrap(bytesArray));
} catch (IOException e) {
logger.error("Error sending audio data to client", e);
}
}
@Override
public void onFail(SpeechSynthesizerResponse response) {
logger.error("Synthesis failed for session {}: task_id: {}, status: {}, status_text: {}",
session.getId(), response.getTaskId(), response.getStatus(), response.getStatusText());
try {
session.close(new CloseReason(CloseReason.CloseCodes.UNEXPECTED_CONDITION,
"Synthesis failed: " + response.getStatusText()));
} catch (IOException e) {
logger.error("Error closing failed session", e);
}
}
};
}
}

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ruoyi-bussiness/src/main/java/com/ruoyi/cms/handler/test.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Real-time Speech Recognition</title>
</head>
<body>
<button id="start">Start Recording</button>
<button id="stop" disabled>Stop Recording</button>
<div id="output"></div>
<script>
const startButton = document.getElementById('start');
const stopButton = document.getElementById('stop');
const outputDiv = document.getElementById('output');
let mediaRecorder;
let socket;
// 初始化 WebSocket
function initWebSocket() {
socket = new WebSocket('ws://127.0.0.1:8080/speech-recognition'); // 确保端口正确
socket.onopen = () => {
console.log('WebSocket connection established');
startButton.disabled = false;
};
socket.onmessage = (event) => {
const result = JSON.parse(event.data);
outputDiv.innerHTML += `<p>${result.text}</p>`;
};
socket.onclose = () => {
console.log('WebSocket connection closed');
// 尝试重连
setTimeout(() => {
console.log('Reconnecting WebSocket...');
initWebSocket();
}, 3000); // 3 秒后重连
};
socket.onerror = (error) => {
console.error('WebSocket error:', error);
};
}
// 开始录音
startButton.addEventListener('click', async () => {
const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
mediaRecorder = new MediaRecorder(stream, { mimeType: 'audio/webm; codecs=opus' }); // 使用 Opus 编码
mediaRecorder.ondataavailable = (event) => {
if (event.data.size > 0) {
const reader = new FileReader();
reader.onload = () => {
if (socket.readyState === WebSocket.OPEN) { // 检查 WebSocket 状态
const audioData = reader.result;
socket.send(audioData); // 发送音频数据
} else {
console.error('WebSocket is not open. Current state:', socket.readyState);
}
};
reader.readAsArrayBuffer(event.data);
}
};
mediaRecorder.start(1000); // 每 1 秒发送一次数据
startButton.disabled = true;
stopButton.disabled = false;
});
// 停止录音
stopButton.addEventListener('click', () => {
mediaRecorder.stop();
startButton.disabled = false;
stopButton.disabled = true;
});
// 初始化 WebSocket
initWebSocket();
</script>
</body>
</html>