通过web audio api就行实现
完整代码：
点击查看全文
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width,initial-scale=1.0,maximum=1.0,minimum=1.0,user-scalable=0" />
<title>BFW NEW PAGE</title>
<script id="bfwone" data="dep=jquery.17&err=0" type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/bfwone.js"></script>
<script type="text/javascript">
navigator.mediaDevices.getUserMedia({ audio: true })
.then(function(stream) {
let audioContext = new AudioContext();
let microphoneStream = audioContext.createMediaStreamSource(stream);
// 创建变声效果的处理节点
let processor = audioContext.createScriptProcessor(4096, 1, 1);
let pitchShift = 1.7; // 设置音调变化倍率
processor.onaudioprocess = function(event) {
let inputBuffer = event.inputBuffer;
let outputBuffer = event.outputBuffer;
for (let channel = 0; channel < outputBuffer.numberOfChannels; channel++) {
let inputData = inputBuffer.getChannelData(channel);
let outputData = outputBuffer.getChannelData(channel);
// 实现音调变换
for (let sample = 0; sample < inputBuffer.length; sample++) {
let shiftedSample = sample * pitchShift;
// 简单的线性插值
let indexBefore = Math.floor(shiftedSample);
let indexAfter = Math.ceil(shiftedSample);
let fraction = shiftedSample - indexBefore;
if (indexBefore >= 0 && indexAfter < inputBuffer.length) {
outputData[sample] = (1 - fraction) * inputData[indexBefore] + fraction * inputData[indexAfter];
} else {
outputData[sample] = 0; // 超出范围时静音处理
}
}
}
};
// 连接音频处理节点
microphoneStream.connect(processor);
processor.connect(audioContext.destination);
})
.catch(function(err) {
console.error('获取麦克风权限失败：', err);
});
</script>
<style>
</style>
</head>
<body>
<div >
js在浏览器中实时捕获麦克风声音并变声输出
</div>
</body>
</html>
网友回复
我知道答案，我要回答
私活外包
