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- <!DOCTYPE html>
- <html lang="zh-CN">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>语音识别示例</title>
- </head>
- <body>
- <h2>语音识别示例</h2>
- <p>点击下方按钮开始语音输入:</p>
- <!-- 语音输入按钮 -->
- <button id="start-btn">开始语音输入</button>
- <!-- 显示识别结果 -->
- <p>识别结果: <span id="result"></span></p>
- <script>
- // 检查浏览器是否支持SpeechRecognition
- const SpeechRecognition = window.SpeechRecognition || window.webkitSpeechRecognition;
- if (!SpeechRecognition) {
- alert('你的浏览器不支持语音识别功能,请使用支持的浏览器,例如Google Chrome。');
- } else {
- const recognition = new SpeechRecognition();
- recognition.lang = 'zh-CN'; // 设置识别语言为中文
- recognition.interimResults = false; // 不返回临时结果
- recognition.maxAlternatives = 1; // 返回的识别结果数量
- const startBtn = document.getElementById('start-btn');
- const resultSpan = document.getElementById('result');
- startBtn.onclick = () => {
- recognition.start(); // 开始语音识别
- };
- recognition.onstart = () => {
- console.log('开始语音识别...');
- startBtn.disabled = true;
- startBtn.textContent = '正在识别...';
- };
- recognition.onresult = (event) => {
- const transcript = event.results[0][0].transcript;
- console.log('识别结果:', transcript);
- resultSpan.textContent = transcript;
- sendToBackend(transcript); // 将识别结果发送到后台
- };
- recognition.onerror = (event) => {
- console.error('识别错误:', event.error);
- alert('语音识别出错: ' + event.error);
- };
- recognition.onend = () => {
- console.log('语音识别结束');
- startBtn.disabled = false;
- startBtn.textContent = '开始语音输入';
- };
- function sendToBackend(transcript) {
- fetch('http://127.0.0.1:5000/msg', {
- method: 'POST',
- headers: {
- 'Content-Type': 'application/json',
- 'Access-Control-Allow-Origin':'*'
- },
- body: JSON.stringify({ msg: transcript }),
- // mode: 'no-cors'
- })
- .then(response => response.json())
- .then(data => {
- console.log('服务器响应:', data);
- })
- .catch((error) => {
- console.error('发送到后台时发生错误:', error);
- });
- }
- }
- </script>
- </body>
- </html>
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