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| <meta charset="utf-8"> | |
| <title>MediaRecorder</title> | |
| <script> | |
| function newhtml(tag,attributes,ths) { | |
| var rv = document.createElement(tag); | |
| for (var x in attributes) { | |
| if (x!="style") rv[x] = attributes[x]; | |
| else { | |
| for (var s in attributes[x]) { | |
| rv.style[s] = attributes[x][s]; | |
| } | |
| } | |
| } | |
| if (ths) ths.appendChild(rv); | |
| return rv; | |
| } | |
| function stop_blob(Recorder) { | |
| return new Promise((resolve, reject) => { | |
| Recorder.ondataavailable = function(e) {resolve(e.data)} | |
| Recorder.onerror = reject; | |
| Recorder.stop(); | |
| }) | |
| } | |
| window.onload = async function(){ | |
| var display = newhtml("video",{autoplay:true,muted:true,playsinline:true,onclick:async function () { | |
| if (!this.isrec) { | |
| this.isrec = true; | |
| recorder = new MediaRecorder(this.srcObject); | |
| recorder.start(); | |
| } | |
| else { | |
| this.isrec = false; | |
| var url = window.URL.createObjectURL(await stop_blob(recorder)); | |
| newhtml("video",{src:url,controls:true,style:{display:"block"}},document.body); | |
| newhtml("a",{href:url,download:Date.parse(new Date())+".webm",innerText:"download",style:{display:"block"}},document.body); | |
| } | |
| }},document.body); | |
| display.srcObject = await navigator.mediaDevices.getUserMedia({audio:true, video:true}); | |
| newhtml("div",{innerText:"click video to start/stop"},document.body); | |
| } | |
| </script> | |
| <body></body> |
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