<!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>