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rcrdr.html
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<!DOCTYPE html>
<!--
by Matthew Weeks 2020-02-20 Built on work by...
> Muaz Khan - www.MuazKhan.com
> MIT License - www.WebRTC-Experiment.com/licence
> Documentation - github.com/muaz-khan/RecordRTC
> and - RecordRTC.org
-->
<html lang="en">
<head>
<title>Record Now</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<link rel="stylesheet" href="style.css">
<style>
li {
border-bottom: 1px solid rgb(189, 189, 189);
border-left: 1px solid rgb(189, 189, 189);
padding: .5em;
}
label {
display: inline-block;
width: 8em;
}
h1 span {
background: yellow;
border: 2px solid #8e1515;
padding: 2px 8px;
margin: 2px 5px;
border-radius: 7px;
color: #8e1515;
display: inline-block;
}
.recordrtc button {
font-size: inherit;
}
.recordrtc button, .recordrtc select {
vertical-align: middle;
line-height: 1;
padding: 2px 5px;
height: auto;
font-size: inherit;
margin: 0;
}
.recordrtc, .recordrtc .header {
display: block;
text-align: center;
padding-top: 0;
}
.recordrtc video, .recordrtc img {
max-width: 100%!important;
vertical-align: top;
}
.recordrtc audio {
vertical-align: bottom;
}
.recordrtc option[disabled] {
display: none;
}
.recordrtc select {
font-size: 17px;
}
#btn-start-recording {
padding: 40px;
}
</style>
<script src="RecordRTC.js"></script>
<!-- video element -->
<link href="getHTMLMediaElement.css" rel="stylesheet">
<script src="getHTMLMediaElement.js"></script>
</head>
<body>
<article>
<div class="github-stargazers" style="margin-top: 25px;"></div>
<section class="experiment recordrtc">
<h2 class="header" style="margin: 0;">
<button id="btn-start-recording">Start Recording</button>
<br>
<select class="recording-media">
<option value="record-audio-plus-video">Microphone+Camera</option>
</select>
<span style="font-size: 15px;">into</span>
<select class="media-container-format">
<option>default</option>
<option>vp8</option>
<option>vp9</option>
<option>h264</option>
<option>mkv</option>
<option>opus</option>
<option>ogg</option>
<option>pcm</option>
<option>gif</option>
<option>whammy</option>
<option>WebAssembly</option>
</select>
Previous Recordings <a href="#" id="localrecslink">local</a> <a href="ls">server</a>
<div id="locallinks"></div>
<hr style="border-top: 0;border-bottom: 1px solid rgb(189, 189, 189);margin: 4px -12px;margin-top: 8px;">
<select class="media-resolutions">
<option value="default">Default resolutions</option>
<option value="640x480" selected>480p</option>
<option value="1280x720">720p</option>
<option value="1920x1080">1080p</option>
<option value="3840x2160">4K Ultra HD (3840x2160)</option>
</select>
<select class="media-framerates">
<option value="default">Default framerates</option>
<option value="5">5 fps</option>
<option value="15">15 fps</option>
<option value="24">24 fps</option>
<option value="30">30 fps</option>
<option value="60">60 fps</option>
</select>
<select class="media-bitrates">
<option value="default">Default bitrates</option>
<option value="8000000000">1 GB bps</option>
<option value="800000000">100 MB bps</option>
<option value="8000000">1 MB bps</option>
<option value="800000" selected>100 KB bps</option>
<option value="8000">1 KB bps</option>
<option value="800">100 Bytes bps</option>
</select>
</h2>
<div style="text-align: center; display: none;">
<button id="open-new-tab">Open New Tab</button>
</div>
<div style="margin-top: 10px;" id="recording-player"></div>
</section>
<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]);
if(d(match[2]) === 'true' || d(match[2]) === 'false') {
params[d(match[1])] = d(match[2]) === 'true' ? true : false;
}
}
window.params = params;
})();
function addStreamStopListener(stream, callback) {
stream.addEventListener('ended', function() {
callback();
callback = function() {};
}, false);
stream.addEventListener('inactive', function() {
callback();
callback = function() {};
}, false);
stream.getTracks().forEach(function(track) {
track.addEventListener('ended', function() {
callback();
callback = function() {};
}, false);
track.addEventListener('inactive', function() {
callback();
callback = function() {};
}, false);
});
}
</script>
<script>
async function makedown(fileName, keys, parentel) {
let myarr = [];
for(var i = 0; i < keys.length; i++){
let vidurl = '/vidparts/'+fileName+'/'+keys[i];
let bod = await window.myvidcache.match(vidurl);
let bodreader = bod.body.getReader();
while(true){
let donebytesread = await bodreader.read();
if(!donebytesread.value || donebytesread.done){
break;
}
myarr.push(donebytesread.value);
}
}
let newblob = new Blob(myarr);
console.log("read video blob", newblob);
let vlink = document.createElement('a');
vlink.download = fileName;
vlink.appendChild(document.createTextNode(fileName));
vlink.href = window.URL.createObjectURL(newblob);
parentel.appendChild(vlink);
parentel.appendChild(document.createElement("br"));
}
caches.open("vidcache").then(function(cache){
window.myvidcache = cache;
console.log("opened cache");
cache.keys().then(function(keys) {
vids = {};
keys.forEach(function(request, index, array) {
let u = request.url;
let parts = u.split("/");
let fn = parts[parts.length - 2];
if(!(fn in vids)){
vids[fn] = {};
console.log("cache item", u);
}
vids[fn][parseInt(parts[parts.length - 1])] = 1;
//At some point we should add this ability: cache.delete(request);
});
console.log("found videos", vids, "from", keys.length, "keys");
localrecslink.addEventListener('click', function(){
console.log("loading local cached vid links");
while(locallinks.childNodes.length > 0){
locallinks.removeChild(locallinks.childNodes[0]);
}
for(var vid in vids){
console.log("loading local cached vid link", vid);
var kes = Object.keys(vids[vid]).map((v) => parseInt(v));
kes.sort((a,b) => a > b);
makedown(vid, kes,locallinks);
}
});
});
});
var video = document.createElement('video');
video.controls = false;
var mediaElement = getHTMLMediaElement(video, {
title: 'Recording status: inactive',
buttons: ['full-screen'/*, 'take-snapshot'*/],
showOnMouseEnter: false,
width: 360,
onTakeSnapshot: function() {
var canvas = document.createElement('canvas');
canvas.width = mediaElement.clientWidth;
canvas.height = mediaElement.clientHeight;
var context = canvas.getContext('2d');
context.drawImage(recordingPlayer, 0, 0, canvas.width, canvas.height);
window.open(canvas.toDataURL('image/png'));
}
});
document.getElementById('recording-player').appendChild(mediaElement);
var div = document.createElement('section');
mediaElement.media.parentNode.appendChild(div);
mediaElement.media.muted = false;
mediaElement.media.autoplay = true;
mediaElement.media.playsinline = true;
div.appendChild(mediaElement.media);
var recordingPlayer = mediaElement.media;
var recordingMedia = document.querySelector('.recording-media');
var mediaContainerFormat = document.querySelector('.media-container-format');
var mimeType = 'video/webm';
var fileExtension = 'webm';
var type = 'video';
var recorderType;
var defaultWidth;
var defaultHeight;
var btnStartRecording = document.querySelector('#btn-start-recording');
window.onbeforeunload = function() {
btnStartRecording.disabled = false;
recordingMedia.disabled = false;
mediaContainerFormat.disabled = false;
};
btnStartRecording.onclick = function(event) {
var button = btnStartRecording;
if(button.innerHTML === 'Stop Recording') {
button.disabled = true;
button.disableStateWaiting = true;
setTimeout(function() {
button.disabled = false;
button.disableStateWaiting = false;
}, 2000);
button.innerHTML = 'Start Recording';
function stopStream() {
if(button.stream && button.stream.stop) {
button.stream.stop();
button.stream = null;
}
if(button.stream instanceof Array) {
button.stream.forEach(function(stream) {
stream.stop();
});
button.stream = null;
}
videoBitsPerSecond = null;
}
if(button.recordRTC) {
if(button.recordRTC.length) {
button.recordRTC[0].stopRecording(function(url) {
if(!button.recordRTC[1]) {
button.recordingEndedCallback(url);
stopStream();
saveToDiskOrOpenNewTab(button.recordRTC[0]);
return;
}
button.recordRTC[1].stopRecording(function(url) {
button.recordingEndedCallback(url);
stopStream();
});
});
}
else {
button.recordRTC.stopRecording(function(url) {
if(button.blobs && button.blobs.length) {
var blob = new File(button.blobs, getFileName(fileExtension), {
type: mimeType
});
button.recordRTC.getBlob = function() {
return blob;
};
url = URL.createObjectURL(blob);
}
button.recordingEndedCallback(url);
saveToDiskOrOpenNewTab(button.recordRTC);
stopStream();
});
}
}
return;
}
if(!event) return;
button.disabled = true;
var commonConfig = {
onMediaCaptured: function(stream) {
button.stream = stream;
if(button.mediaCapturedCallback) {
button.mediaCapturedCallback();
}
button.innerHTML = 'Stop Recording';
button.disabled = false;
},
onMediaStopped: function() {
button.innerHTML = 'Start Recording';
if(!button.disableStateWaiting) {
button.disabled = false;
}
},
onMediaCapturingFailed: function(error) {
console.error('onMediaCapturingFailed:', error);
if(error.toString().indexOf('no audio or video tracks available') !== -1) {
alert('RecordRTC failed to start because there are no audio or video tracks available.');
}
commonConfig.onMediaStopped();
}
};
if(mediaContainerFormat.value === 'h264') {
mimeType = 'video/webm\;codecs=h264';
fileExtension = 'mp4';
// video/mp4;codecs=avc1
if(isMimeTypeSupported('video/mpeg')) {
mimeType = 'video/mpeg';
}
}
if(mediaContainerFormat.value === 'mkv' && isMimeTypeSupported('video/x-matroska;codecs=avc1')) {
mimeType = 'video/x-matroska;codecs=avc1';
fileExtension = 'mkv';
}
if(mediaContainerFormat.value === 'vp8' && isMimeTypeSupported('video/webm\;codecs=vp8')) {
mimeType = 'video/webm\;codecs=vp8';
fileExtension = 'webm';
recorderType = null;
type = 'video';
}
if(mediaContainerFormat.value === 'vp9' && isMimeTypeSupported('video/webm\;codecs=vp9')) {
mimeType = 'video/webm\;codecs=vp9';
fileExtension = 'webm';
recorderType = null;
type = 'video';
}
if(mediaContainerFormat.value === 'pcm') {
mimeType = 'audio/wav';
fileExtension = 'wav';
recorderType = StereoAudioRecorder;
type = 'audio';
}
if(mediaContainerFormat.value === 'opus' || mediaContainerFormat.value === 'ogg') {
if(isMimeTypeSupported('audio/webm')) {
mimeType = 'audio/webm';
fileExtension = 'webm'; // webm
}
if(isMimeTypeSupported('audio/ogg')) {
mimeType = 'audio/ogg; codecs=opus';
fileExtension = 'ogg'; // ogg
}
recorderType = null;
type = 'audio';
}
if(mediaContainerFormat.value === 'whammy') {
mimeType = 'video/webm';
fileExtension = 'webm';
recorderType = WhammyRecorder;
type = 'video';
}
if(mediaContainerFormat.value === 'WebAssembly') {
mimeType = 'video/webm';
fileExtension = 'webm';
recorderType = WebAssemblyRecorder;
type = 'video';
}
if(mediaContainerFormat.value === 'gif') {
mimeType = 'image/gif';
fileExtension = 'gif';
recorderType = GifRecorder;
type = 'gif';
}
if(mediaContainerFormat.value === 'default') {
mimeType = 'video/webm';
fileExtension = 'webm';
recorderType = null;
type = 'video';
}
//if(recordingMedia.value === 'record-audio-plus-video') {
captureAudioPlusVideo(commonConfig);
window.fileName = getFileName(fileExtension);
button.mediaCapturedCallback = function() {
if(typeof MediaRecorder === 'undefined') { // opera or chrome etc.
button.recordRTC = [];
if(!params.bufferSize) {
// it fixes audio issues whilst recording 720p
params.bufferSize = 16384;
}
var options = {
type: 'audio', // hard-code to set "audio"
leftChannel: params.leftChannel || false,
disableLogs: params.disableLogs || false,
video: recordingPlayer
};
if(params.sampleRate) {
options.sampleRate = parseInt(params.sampleRate);
}
if(params.bufferSize) {
options.bufferSize = parseInt(params.bufferSize);
}
if(params.frameInterval) {
options.frameInterval = parseInt(params.frameInterval);
}
if(recorderType) {
options.recorderType = recorderType;
}
if(videoBitsPerSecond) {
options.videoBitsPerSecond = videoBitsPerSecond;
}
options.ignoreMutedMedia = false;
var audioRecorder = RecordRTC(button.stream, options);
options.type = type;
var videoRecorder = RecordRTC(button.stream, options);
// to sync audio/video playbacks in browser!
videoRecorder.initRecorder(function() {
audioRecorder.initRecorder(function() {
audioRecorder.startRecording();
videoRecorder.startRecording();
//btnPauseRecording.style.display = '';
});
});
button.recordRTC.push(audioRecorder, videoRecorder);
button.recordingEndedCallback = function() {
var audio = new Audio();
audio.src = audioRecorder.toURL();
audio.controls = true;
audio.autoplay = true;
recordingPlayer.parentNode.appendChild(document.createElement('hr'));
recordingPlayer.parentNode.appendChild(audio);
if(audio.paused) audio.play();
};
return;
}
var options = {
type: type,
mimeType: mimeType,
disableLogs: params.disableLogs || false,
getNativeBlob: false, // enable it for longer recordings
video: recordingPlayer
};
if(recorderType) {
options.recorderType = recorderType;
if(recorderType == WhammyRecorder || recorderType == GifRecorder || recorderType == WebAssemblyRecorder) {
options.canvas = options.video = {
width: defaultWidth || 320,
height: defaultHeight || 240
};
}
}
if(videoBitsPerSecond) {
options.videoBitsPerSecond = videoBitsPerSecond;
}
if(typeof MediaRecorder !== 'undefined') {
options.timeSlice = 1000;
button.blobs = [];
window.fileOffset = 0;
options.ondataavailable = function(blob) {
console.log("Uploading chunk len ", blob.size);
uploadToPHPServer(window.fileName, blob, 'up', window.fileOffset);//Send to PHP
window.fileOffset += blob.size;
var intrcrdr = button.recordRTC.getInternalRecorder();
intrcrdr.getArrayOfBlobs().pop(); //drop it so we don't keep burning memory
};
}
options.ignoreMutedMedia = false;
button.recordRTC = RecordRTC(button.stream, options);
button.recordingEndedCallback = function(url) {
console.log("recording ended");
};
console.log("Starting recording");
button.recordRTC.startRecording();
};
//}
};
function captureAudioPlusVideo(config) {
captureUserMedia({video: true, audio: true}, function(audioVideoStream) {
config.onMediaCaptured(audioVideoStream);
if(audioVideoStream instanceof Array) {
audioVideoStream.forEach(function(stream) {
addStreamStopListener(stream, function() {
config.onMediaStopped();
});
});
return;
}
addStreamStopListener(audioVideoStream, function() {
config.onMediaStopped();
});
}, function(error) {
config.onMediaCapturingFailed(error);
});
}
var videoBitsPerSecond;
function setVideoBitrates() {
var select = document.querySelector('.media-bitrates');
var value = select.value;
if(value == 'default') {
videoBitsPerSecond = null;
return;
}
videoBitsPerSecond = parseInt(value);
}
function getFrameRates(mediaConstraints) {
if(!mediaConstraints.video) {
return mediaConstraints;
}
var select = document.querySelector('.media-framerates');
var value = select.value;
if(value == 'default') {
return mediaConstraints;
}
mediaConstraints.video.frameRate = parseInt(value);
return mediaConstraints;
}
function setGetFromLocalStorage(selectors) {
selectors.forEach(function(selector) {
var storageItem = selector.replace(/\.|#/g, '');
if(localStorage.getItem(storageItem)) {
document.querySelector(selector).value = localStorage.getItem(storageItem);
}
addEventListenerToUploadLocalStorageItem(selector, ['change', 'blur'], function() {
localStorage.setItem(storageItem, document.querySelector(selector).value);
});
});
}
function addEventListenerToUploadLocalStorageItem(selector, arr, callback) {
arr.forEach(function(event) {
document.querySelector(selector).addEventListener(event, callback, false);
});
}
setGetFromLocalStorage(['.media-resolutions', '.media-framerates', '.media-bitrates', '.recording-media', '.media-container-format']);
function getVideoResolutions(mediaConstraints) {
if(!mediaConstraints.video) {
return mediaConstraints;
}
var select = document.querySelector('.media-resolutions');
var value = select.value;
if(value == 'default') {
return mediaConstraints;
}
value = value.split('x');
if(value.length != 2) {
return mediaConstraints;
}
defaultWidth = parseInt(value[0]);
defaultHeight = parseInt(value[1]);
mediaConstraints.video.width = defaultWidth;
mediaConstraints.video.height = defaultHeight;
return mediaConstraints;
}
function captureUserMedia(mediaConstraints, successCallback, errorCallback) {
if(mediaConstraints.video == true) {
mediaConstraints.video = {facingMode: "environment"}; //Grab front camera!
}
setVideoBitrates();
mediaConstraints = getVideoResolutions(mediaConstraints);
mediaConstraints = getFrameRates(mediaConstraints);
var isBlackBerry = !!(/BB10|BlackBerry/i.test(navigator.userAgent || ''));
if(isBlackBerry && !!(navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia)) {
navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia;
navigator.getUserMedia(mediaConstraints, successCallback, errorCallback);
return;
}
navigator.mediaDevices.getUserMedia(mediaConstraints).then(function(stream) {
successCallback(stream);
setVideoURL(stream, true);
}).catch(function(error) {
console.log(mediaConstraints,error);
if(error && (error.name === 'ConstraintNotSatisfiedError' || error.name === 'OverconstrainedError')) {
alert('Your camera or browser does NOT supports selected resolutions or frame-rates. \n\nPlease select "default" resolutions.');
}
else if(error && error.message) {
alert(error.message);
}
else {
alert('Unable to make getUserMedia request. Please check browser console logs.');
}
errorCallback(error);
});
}
function setMediaContainerFormat(arrayOfOptionsSupported) {
var options = Array.prototype.slice.call(
mediaContainerFormat.querySelectorAll('option')
);
var localStorageItem;
if(localStorage.getItem('media-container-format')) {
localStorageItem = localStorage.getItem('media-container-format');
}
var selectedItem;
options.forEach(function(option) {
option.disabled = true;
if(arrayOfOptionsSupported.indexOf(option.value) !== -1) {
option.disabled = false;
if(localStorageItem && arrayOfOptionsSupported.indexOf(localStorageItem) != -1) {
if(option.value != localStorageItem) return;
option.selected = true;
selectedItem = option;
return;
}
if(!selectedItem) {
option.selected = true;
selectedItem = option;
}
}
});
}
function isMimeTypeSupported(mimeType) {
if(typeof MediaRecorder === 'undefined') {
return false;
}
if(typeof MediaRecorder.isTypeSupported !== 'function') {
return true;
}
return MediaRecorder.isTypeSupported(mimeType);
}
recordingMedia.onchange = function() {
var isChrome = !!window.chrome && !(!!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0);
var recordingOptions = ['vp8']; // MediaStreamRecorder with vp8
if(isMimeTypeSupported('video/webm\;codecs=vp9')) {
recordingOptions.push('vp9'); // MediaStreamRecorder with vp9
}
if(isMimeTypeSupported('video/webm\;codecs=h264')) {
recordingOptions.push('h264'); // MediaStreamRecorder with h264
}
if(isMimeTypeSupported('video/x-matroska;codecs=avc1')) {
recordingOptions.push('mkv'); // MediaStreamRecorder with mkv/matroska
}
recordingOptions.push('default'); // Default mimeType for MediaStreamRecorder
setMediaContainerFormat(recordingOptions);
};
recordingMedia.onchange();
if(typeof MediaRecorder === 'undefined') {
// webp isn't supported in Microsoft Edge
// neither MediaRecorder API
// so lets disable both video/screen recording options
console.warn('Neither MediaRecorder API nor webp is supported in. You can merely record audio.');
recordingMedia.innerHTML = '<option value="record-audio">Audio</option>';
setMediaContainerFormat(['pcm']);
}
function stringify(obj) {
var result = '';
Object.keys(obj).forEach(function(key) {
if(typeof obj[key] === 'function') {
return;
}
if(result.length) {
result += ',';
}
result += key + ': ' + obj[key];
});
return result;
}
function mediaRecorderToStringify(mediaRecorder) {
var result = '';
result += 'mimeType: ' + mediaRecorder.mimeType;
result += ', state: ' + mediaRecorder.state;
result += ', audioBitsPerSecond: ' + mediaRecorder.audioBitsPerSecond;
result += ', videoBitsPerSecond: ' + mediaRecorder.videoBitsPerSecond;
if(mediaRecorder.stream) {
result += ', streamid: ' + mediaRecorder.stream.id;
result += ', stream-active: ' + mediaRecorder.stream.active;
}
return result;
}
function saveToDiskOrOpenNewTab(recordRTC) {
document.querySelector('#open-new-tab').parentNode.style.display = 'block';
document.querySelector('#open-new-tab').onclick = function() {
window.open("ups/"+window.fileName);
};
}
//uploads and saves locally if possible
function uploadToPHPServer(fileName, blob, url, offset) {
var blob = new File([blob], fileName, {
type: mimeType
});
//cache locally
if(!window.myvidcache){
caches.open("vidcache").then(function(cache){
cache.put(new Request('/vidparts/'+fileName+'/'+offset), new Response(blob,{"status": 200}));
window.myvidcache = cache;
console.log("caching",fileName,"offset",offset);
});
}else{
window.myvidcache.put(new Request('/vidparts/'+fileName+'/'+offset), new Response(blob,{"status": 200}));
console.log("caching",fileName,"offset",offset);
}
// create FormData
var formData = new FormData();
formData.append('video-filename', fileName);
formData.append('video-offset', offset);
formData.append('video-blob', blob);
if(!window.inflight){
window.inflight = 0; //make sure it's a number
}else if(window.inflight > 20){
console.log("UPLOAD BACKLOG",window.inflight, "INFLIGHT");
return;
}
//Create XHR
var request = new XMLHttpRequest();
request.onreadystatechange = function() {
if (request.readyState == 4){
if( request.status == 200) {
console.log("Uploaded", offset, "of", fileName);
}else{
console.log("UploadErr", offset, "of", fileName);
}
window.inflight--;
}
};
request.open('POST', url);
request.send(formData);
window.inflight++;
}
function getRandomString() {
if (window.crypto && window.crypto.getRandomValues && navigator.userAgent.indexOf('Safari') === -1) {
var a = window.crypto.getRandomValues(new Uint32Array(3)),
token = '';
for (var i = 0, l = a.length; i < l; i++) {
token += a[i].toString(36);
}
return token;
} else {
return (Math.random() * new Date().getTime()).toString(36).replace(/\./g, '');
}
}
function getFileName(fileExtension) {
var d = new Date();
var year = d.getUTCFullYear();
var month = d.getUTCMonth();
var date = d.getUTCDate();
return 'RecordRTC-' + year + month + date + '-' + getRandomString() + '.' + fileExtension;
}
function getURL(arg) {
var url = arg;
if(arg instanceof Blob || arg instanceof File) {
url = URL.createObjectURL(arg);
}
if(arg instanceof RecordRTC || arg.getBlob) {
url = URL.createObjectURL(arg.getBlob());
}
if(arg instanceof MediaStream || arg.getTracks) {
// url = URL.createObjectURL(arg);
}
return url;
}
function setVideoURL(arg, forceNonImage) {
var url = getURL(arg);
var parentNode = recordingPlayer.parentNode;
parentNode.removeChild(recordingPlayer);
parentNode.innerHTML = '';
var elem = 'video';
if(type == 'gif' && !forceNonImage) {
elem = 'img';
}
if(type == 'audio') {
elem = 'audio';
}
recordingPlayer = document.createElement(elem);
if(arg instanceof MediaStream) {
recordingPlayer.muted = true;
}
recordingPlayer.addEventListener('loadedmetadata', function() {
if(navigator.userAgent.toLowerCase().indexOf('android') == -1) return;
// android
setTimeout(function() {
if(typeof recordingPlayer.play === 'function') {
recordingPlayer.play();
}
}, 2000);
}, false);
recordingPlayer.poster = '';
if(arg instanceof MediaStream) {
recordingPlayer.srcObject = arg;
}
else {
recordingPlayer.src = url;
}
if(typeof recordingPlayer.play === 'function') {
recordingPlayer.play();
}
recordingPlayer.addEventListener('ended', function() {
url = getURL(arg);
if(arg instanceof MediaStream) {
recordingPlayer.srcObject = arg;
}
else {
recordingPlayer.src = url;
}
});
parentNode.appendChild(recordingPlayer);
}
</script>
</article>
</body>
</html>