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app.html
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<!doctype html>
<html>
<title>How to make a screencast online</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<!--
<script src="https://webrtc.github.io/adapter/adapter-latest.js"></script>
-->
<script src='js/vue.min.js'></script>
<script src='lang/en/strings.js'></script>
<script src='lang/nl/strings.js'></script>
<style>
[v-cloak] { display:none; }
:root {
color-scheme: light dark;
--special-background-color: '#f7f7f7';
--special-text-color: #202020;
}
@media (prefers-color-scheme: dark) {
:root {
--special-background-color: black;
--special-text-color: #f7f7f7;
}
}
#settings:target, #recorder:target{
display:block;
}
html{
background: var(--special-background-color);
font-family: sans-serif;
line-height: 1.5em;
}
body{
height: 100vh;
width: 100vw;
margin: 0;
}
code{
font-weight: bold;
}
video{
visibility: visible;
width: 100%;
}
canvas{
display: none;
}
meter{
position: fixed;
top: 50%;
left: calc(50% - 12.5%);
width: 25%;
transform: rotate(-90deg);
color:lime;
display: none;
}
input{
padding: 0.25em;
}
input[type=checkbox]{
transform: scale(1.8);
padding: 5px;
margin-right: 0.5em;
}
blockquote{
font-weight: bold;
}
#btnStart.recording svg{
fill: red;
}
.buttonBar div.recording span{
background-color: red;
color: white;
}
.form .checkboxes{
line-height: 2em;
margin-bottom: 1em;
}
.form span:not(.slider){
max-width: 350px;
width: 50%;
display: inline-block;
}
#canvasName{
width: 100px;
height: 50px;
}
#canvasAvatar{
}
#avatar{
display: inline-block;
vertical-align: middle;
margin-top: 2em;
border:1px solid lime;
width:100px;
height:100px;
}
#avatar span{
cursor: pointer;
}
#errorMsg{
padding: 1em;
margin-bottom: 1em;
word-wrap: break-word;
color:white;
background: red;
}
#errorMsg > div{
border: 2px dotted white;
padding: 1em;
}
#errorMsg span{
position: relative;
top: -2em;
padding: 1em;
float:right;
cursor: pointer;
}
#vueApp{
padding: 0 1em;
}
#recorder{
padding: 1em;
width: 50vw;
display: none;
}
#settings{
display:none;
}
#video{
display: block;
background: white;
}
.grayed{
opacity:50%;
}
.previewAvatar{
width:100px;
}
.switch {
position: relative;
display: inline-block;
width: 50px;
height: 24px;
}
.switch input {
opacity: 0;
width: 0;
height: 0;
}
.slider {
position: absolute;
cursor: pointer;
top: 0;
left: 0;
right: 0;
bottom: 0;
background-color: #ccc;
-webkit-transition: .4s;
transition: .4s;
}
.slider:before {
position: absolute;
content: "";
height: 16px;
width: 16px;
left: 4px;
bottom: 4px;
background-color: white;
-webkit-transition: .4s;
transition: .4s;
}
input:checked + .slider {
background-color: #2196F3;
}
input:focus + .slider {
box-shadow: 0 0 1px #2196F3;
}
input:checked + .slider:before {
-webkit-transform: translateX(26px);
-ms-transform: translateX(26px);
transform: translateX(26px);
}
/* Rounded sliders */
.slider.round {
border-radius: 34px;
}
.slider.round:before {
border-radius: 50%;
}
.buttonBar{
font-family: monospace;
border-radius: 0.25em;
margin-top: 4px;
padding: 0.5em 0em;
background: black;
opacity: 0.9;
}
.buttonBar > div{
border: 1px solid #202020;
display: flex;
color: white;
text-align: center;
}
.buttonBar > div > div{
display: flex;
flex-grow: 1;
}
.buttonBar .column{
display: flex;
flex-grow: 1;
flex-direction: column;
}
.buttonBar .header{
display: block;
}
.buttonBar .header svg{
float: right;
cursor: pointer;
margin: 1px;
}
.buttonBar .column:nth-child(2){
flex-grow: 1.5;
background: black;
}
.buttonBar .column > div{
display: flex;
border: 1px solid #303030;
}
.buttonBar span{
color: #404040;
width: 100%;
text-align: center;
}
button img{
height:30px;
transform:translateY(+.1rem);
}
button svg{
transform:translateY(+.05rem);
width:1.4rem;
}
#btnStart svg{
fill:lime;
}
button:disabled svg{
opacity: 0.25;
}
body.recording #btnStart{
fill:red;
}
button{
float: left;
flex-grow:1;
height:2.5rem;
min-width:2rem;
border:none;
border-radius:.25rem;
background:#151515;
color: #f7f7f7;
margin-left:2px;
box-shadow:inset 0 -.15rem 0 rgba(0,0,0,.2);
cursor:pointer;
display:flex;
justify-content:center;
align-items:center}
button:focus, button:hover{
outline:none;
background:black
}
button:active{
line-height:3rem
}
button:disabled{
pointer-events:none;
background:black;
color:#707070
}
button:disabled img{
opacity: 0.25;
}
button:disabled svg{
fill:#404040;
}
button text{
fill:#f7f7f7
}
button:focus text, button:hover text{
fill:black
}
button:disabled text{
fill:black
}
@media screen and (max-width: 480px){
#recorder{
width: calc(100vw - 2em);
}
}
</style>
<body>
<div id='vueApp'>
<div id='errorMsg' v-cloak v-if='screencast.errorMsg'>
<div>
<span v-on:click='screencast.errorMsg = ""'>X</span>
{{ screencast.errorMsg }}
</div>
</div>
<div id='settings' v-cloak class='form'>
<br/>
<div class='checkboxes'>
<span>{{lang.msgAvatarYesNo}}</span>
<label class="switch">
<input type="checkbox" v-model='screencast.settings.pInP'>
<span class="slider round"></span>
</label><br/>
<span>{{lang.msgDefaultDevices}}</span>
<label class="switch">
<input type="checkbox" v-model='screencast.settings.useDefaultDevices'>
<span class="slider round"></span>
</label><br/>
<span>{{lang.msgUseHeadset}}</span>
<label class="switch">
<input type="checkbox" v-model='screencast.settings.headset'>
<span class="slider round"></span>
</label><br/>
</div>
<span>{{lang.msgSavePer}} :</span> <input type='number' step='10' min='50' max='2000' v-model='screencast.settings.samplesMillis'><br/>
<div v-if='screencast.settings.pInP'>
<br/>
<span v-bind:class='{grayed: !screencast.hasPiPAPI()}'>{{lang.msgCastWebcam}}</span>
<label class="switch">
<input type="checkbox" v-model="screencast.settings.usePiPAPI" v-bind:disabled='! screencast.hasPiPAPI()'>
<span class="slider round"></span>
</label><br/>
<div v-if='screencast.settings.usePiPAPI'>
<p id='msgPIPExplain'>{{lang.msgPIPExplain}}</p>
</div>
<br/>
<span>{{lang.msgDisplayName}}:</span> <input v-model='screencast.settings.personName' id='personName'><br/>
<br>
<span id='msgAvatar'>Avatar :</span>
<input type="file" id='inpSelectFile' @change='selectFile'/><br/>
<span> </span>
<div id='avatar'>
</div>
</div>
<div id='msgMicPlayBack' v-if='screencast.settings.headset'>
{{lang.msgMicPlayBack}} : <br/>
<blockquote cite='http://example.com'>
Control Panel →
Audiodevices →
Double click the microphone →
Listen →
Listen to this device</blockquote>
</div>
<br/>
<div v-if='! screencast.settings.useDefaultDevices'>
<select v-model='screencast.settings.audioDeviceId' v-if='screencast.audioInputDevices.length > 0'>
<option v-for='device in screencast.audioInputDevices' :value='device.deviceId'>{{device.label}}</option>
</select>
<select v-model='screencast.settings.videoDeviceId' v-if='screencast.videoInputDevices.length > 0'>
<option v-for='device in screencast.videoInputDevices' :value='device.deviceId'>{{device.label}}</option>
</select>
</div>
<br/>
<button id='msgContinue' v-on:click='document.location.href = "#recorder"'></button>
</div>
</div>
<div id='recorder'>
<div id='video'>
<video playsinline controls></video>
<canvas id='canvasAvatar'></canvas>
<canvas id='canvasName'></canvas>
</div>
<div class='buttonBar'>
<div class='header'><span id='msgTitle'>schermvideo maken</span>
<svg onclick='document.location.href= "#settings"' fill='#404040' viewBox="0 0 100 80" width="20" height="20">
<rect width="100" height="15"></rect>
<rect y="30" width="100" height="15"></rect>
<rect y="60" width="100" height="15"></rect>
</svg>
</div>
<div>
<div class='column'>
<div class='test'>
<span id='msgTest'>test</span>
</div>
<div >
<button id='btnTestMic' title="Test de microfoon"><img src='img/microphone.png'/></button>
<button id='btnTestWebCam' title="Test de camera"><img src='img/webcam.png'/></button>
</div>
</div>
<div class="column">
<div class='record'>
<span id='msgRecording'>opname</span>
</div>
<div>
<button id="btnStart" autocomplete="off" title="Start opname">
<svg viewBox="0 0 100 100"><circle cx="50" cy="50" r="42"></circle></svg>
</button>
<button id='btnPause' title="Opname pauzeren">
<svg viewBox="0 0 100 100">
<rect x='10' y='10' width='80' height='80' fill='black' stroke='white' stroke-width='5'></rect>
</svg>
</button>
<button id='btnDownload' title="Bestand verkrijgen">
<img src='img/download.png'/>
</button>
</div>
</div>
</div>
</div>
<meter max="1" value="0"></meter>
</div>
<script>
if( ! document.location.protocol.match('https:') )
alert('Raadpleeg deze webpagina met HTTPS://' )
if( document.location.hash == '')
{ document.location.href = '#recorder'}
</script>
<script src="js/video-stream-merger.js"></script>
<script src='js/soundmeter.js'></script>
<script src="js/JSProxy.js"></script>
<script src="js/Screencaster.js"></script>
<script>
var screencast = new Screencaster()
screencast.html.recorder = document.querySelector('#recorder')
screencast.html.canvas = document.querySelector('#recorder video')
screencast.html.btnStart = document.querySelector('#btnStart')
screencast.html.btnPause = document.querySelector('#btnPause')
screencast.html.btnDownload = document.querySelector('#btnDownload')
screencast.html.btnTestMic = document.querySelector('#btnTestMic')
screencast.html.btnTestWebCam = document.querySelector('#btnTestWebCam')
screencast.html.mtrAudioLevel = document.querySelector('#recorder meter')
screencast.settings.pInP = false
//screencast.settings.drawNameAtBottomPInP = false
//screencast.settings.useAvatarInPInP = true
screencast.init()
</script>
<script>
new Vue({
el: '#vueApp',
methods:{
selectFile: (event) => {
let avatar = document.querySelector( '#avatar' ),
img = document.createElement( 'img' ),
spn = document.createElement( 'span' ),
file = event.target.files[ 0 ];
img.classList.add( 'previewAvatar' )
img.file = file;
spn.innerText = 'X'
spn.addEventListener( 'click', () => {
document.querySelector( '#avatar' ).innerHTML = '';
document.querySelector( '#inpSelectFile' ).value = '';
screencast.settings.useAvatarInPInP = false;
} )
avatar.innerHTML = ''
avatar.appendChild( spn )
avatar.appendChild( img )
const reader = new FileReader();
reader.onload = (function(aImg) { return function(e) { aImg.src = e.target.result; }; })(img);
reader.readAsDataURL(file);
screencast.settings.useAvatarInPInP = true
}
},
data:{
screencast: screencast,
lang: langs[ screencast.getUserLanguagePreference()]
}
})
// This is needed for vuejs being in strict mode and therefore a TypeError is thrown when
// jsproxy returns false from the set function
//Vue.config.errorHandler = (err, vm, info) => {
//}
</script>
</body>
</html>