web audio api实现在线录制按键弹奏音乐效果代码-html代码-BFW代码库

web audio api实现在线录制按键弹奏音乐效果代码

代码语言：html

所属分类：多媒体

代码描述：web audio api实现在线录制按键弹奏音乐效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <style>
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: linear-gradient(to left bottom, #d87a00, #f46246, #fa557c, #e75eaf, #bc74d7, #9487eb, #6197f4, #00a3f3, #00afed, #00b9e0, #00c0cf, #2ac6bc);

    /* 指定背景图像的大小 */
    background-size: 200%;
    /* 执行动画：动画名 时长 线性的 无限次播放 */
    animation: bgAnimation 10s linear infinite;
}

/* 定义动画 */
@keyframes bgAnimation {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.box {
    position: relative;
    border-radius: 10px;
    background-color: #ffffffa6;
}

.keys {
    position: relative;
    display: grid;
    margin: 0 auto;
}

.key {
    display: inline-block;
    background-color: #ffffff93;
    margin: 5px;
    border-radius: 10px;
    background-repeat: 5px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.2s ease;
}

.active {
    background-color: #000;
    color: #FFF;
}

.container {
    position: relative;
    margin: 0 auto;
    text-align: center;
    border-radius: 5px;
    background-color: #ffffff93;
}

button {
    display: inline-block;
    background-color: #242424;
    border: none;
    color: white;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    border-radius: 5px;
}

button:hover {
    transform: translateY(1px);
    background-color: #000;
}

button:disabled.........完整代码请登录后点击上方下载按钮下载查看