RecordRTC实现麦克风录音成文件效果代码-html代码-BFW代码库

RecordRTC实现麦克风录音成文件效果代码

代码语言：html

所属分类：多媒体

代码描述：RecordRTC实现麦克风录音成文件效果代码

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">

</head>

<body>

    <section class="experiment">
        <h2 class="header">
            Record Audio ( <a href="http://recordrtc.org/" title="API Documentation">RecordRTC.org</a> )
        </h2>

        <div class="inner">
            <audio id="audio" autoplay="" controls=""></audio>
            <button id="record-audio">Record</button>
            <button id="pause-resume-audio" disabled="">Pause</button>
            <button id="stop-recording-audio" disabled="">Stop</button>
            <h2 id="audio-url-preview"></h2>
        </div>





        <script src='https://cdn.webrtc-experiment.com/RecordRTC.js'></script>
        <script src='https://cdn.webrtc-experiment.com/getScreenId.js'></script>
        <script>
            (function() {
    var params = {},
        r = /([^&=]+)=?([^&]*)/g;

    function d(s) {
        return decodeURIComponent(s.replace(/\+/g, ' '));
    }

    var match, search = window.location.search;
    while (match = r.exec(search.substring(1)))
        params[d(match[1])] = d(match[2]);
    window.params = params;
})();





function getByID(id) {
    return document.getElementById(id);
}

var recordAudio = getByID('record-audio'),
    recordGIF = getByID('record-gif'),
    stopRecordingAudio = getByID('stop-recording-audio'),
    pauseResumeAudio = getByID('pause-resume-audio'),
    pauseResumeGif = getByID('pause-resume-gif'),
    stopRecordingGIF = getByID('stop-recording-gif');

var canvasWidth_input = getByID('canvas-width-input'),
    canvasHeight_input = getByID('canvas-height-input');

if(params.canvas_width) {
    canvasWidth_input.value = params.canvas_width;
}

if(params.canvas_height) {
    canvasHeight_input.value = params.canvas_height;
}

var audio = getByID('audio');


var audioConstraints = {
    audio: true,
    video: false
};







var audioStream;
var recorder;

recordAudio.onclick = function() {
    if (!audioStream)
        navigator.getUserMedia(audioConstraints, function(stream) {
            if (window.IsChrome) stream = new window.MediaStream(stream.getAudioTracks());
            audioStream = stream;

            // "audio" is a default type
            recorder = window.RecordRTC(stream, {
                type: 'audio',
                bufferSize: typeof params.bufferSize == 'undefined' ? 16384 : params.bufferSize,
                sampleRate: typeof params.sampleRate == 'undefined' ? 44100 : params.sampleRate,
                leftChannel: params.leftChannel || false,
                disableLogs: params.disableLogs || false
            });
            recorder.startRecording();
        }, function() {});
    else {
        audio.src = URL.createObjectURL(audioStream);
        audio.muted = true;
        audio.play();
        if (recorder) recorder.startRecording();
    }

    window.isAudio = true;

    this.disabled = true;
    stopRecordingAudio.disabled = false;
    pauseResumeAudio.disabled = false;
};

var screen_constraints;

function isCaptureScreen(callback) {
    if (document.getElementById('record-screen'.........完整代码请登录后点击上方下载按钮下载查看