mirror of
https://github.com/tengge1/ShadowEditor.git
synced 2026-01-18 15:02:09 +00:00
76 lines
2.1 KiB
HTML
76 lines
2.1 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-cn">
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<head>
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<meta charset="utf-8">
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<title>RecordTest</title>
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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</head>
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<body>
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<button id="btnStart">开始录制</button>
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<button id="btnStop">停止录制</button>
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<br />
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<script>
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if (!navigator.mediaDevices) {
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console.warn(`不支持录制屏幕`);
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}
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var chunks = [];
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var running = true;
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function startAddData() {
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var div = document.createElement('div');
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div.innerHTML = Math.random().toString();
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document.body.appendChild(div);
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if (running) {
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setTimeout(startAddData, 1000);
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}
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}
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navigator.mediaDevices.getDisplayMedia()
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.then(stream => {
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var mediaRecorder = new MediaRecorder(stream);
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document.getElementById('btnStart').onclick = function () {
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mediaRecorder.start();
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console.log(mediaRecorder.state);
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console.log("recorder started");
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startAddData();
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}
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document.getElementById('btnStop').onclick = function () {
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mediaRecorder.stop();
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console.log(mediaRecorder.state);
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console.log("recorder stopped");
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}
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mediaRecorder.onstop = function (e) {
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console.log("data available after MediaRecorder.stop() called.");
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var blob = new Blob(chunks, { 'type': 'video/mp4' });
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chunks = [];
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running = false;
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var videoURL = URL.createObjectURL(blob);
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window.open(videoURL);
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console.log("recorder stopped");
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}
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mediaRecorder.ondataavailable = function (e) {
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chunks.push(e.data);
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}
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})
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.catch(function (err) {
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console.log(err);
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})
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</script>
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</body>
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</html> |