jquery网页在线录音插件

使用方法

    var recorder = new Recorder({
        sampleBits: 16, // 采样位数，支持 8 或 16，默认是16
        sampleRate: 16000, // 采样率，支持 11025、16000、22050、24000、44100、48000，根据浏览器默认值，我的chrome是48000
        numChannels: 1, // 声道，支持 1 或 2， 默认是1
        compiling: false, // 是否边录边转换，默认是false
    });

    function isIE() { //ie?
        if (!!window.ActiveXObject || "ActiveXObject" in window)
            return true;
        else
            return false;
    }
    var Start = function() {
        if (isIE()) {
            alert("ie不支持麦克风录音，请更换浏览器！");
        } else {
            recorder.start().then(() => {
                Length();
                //Loud();
                // 开始录音
            }, (error) => {
                // 出错了
                console.log(`${error.name} : ${error.message}`);
            });
        }
    }
    var Stop = function() {
        recorder.stop();
    }
    var Length = function() {
        recorder.onprogress = function(params) {
            var id = document.getElementById("len");
            id.innerHTML = "录音时长：" + params.duration.toFixed(2);
            var idx = document.getElementById("loud");
            idx.innerHTML = "音量大小：" + params.vol.toFixed(0) + "%";
            microphone.volume("Microphone", params.vol);
        }
    }
    var Play = function() {
        recorder.play();
        PlayDur();
    }
    var PlayDur = function() {
        var id = document.getElementById("playTiem");
        id.innerHTML = "音频总时长" + recorder.duration;

        setInterval(function() {
            var idx = document.getElementById("playTime");
            idx.innerHTML = "播放进度" + recorder.getPlayTime();
        }, 1000)

    }
    var download = function() {
        recorder.downloadWAV("video");
    }