Navigator.getUserMedia()方法提醒用户需要使用音频(0或者1)和(0或者1)视频输入设备,比如相机,屏幕共享,或者麦克风。如果用户给予许可,successCallback回调就会被调用,MediaStream对象作为回调函数的参数。如果用户拒绝许可或者没有媒体可用,errorCallback就会被调用,类似的,PermissionDeniedError或者NotFoundError对象作为它的参...
Learn about the Navigator interface, including its properties and methods, specifications and browser compatibility.
最近不少朋友需要在项目中对接百度语音识别的REST API接口，在读了我之前写的【Recorder.js+百度语音识别...
主站有一个域名a.demo.com,某页面下内嵌有一个iframe,地址指向了子站域名b.demo.com。b.demo.com中要使用到麦克风,调用了接口navigator.mediaDevices.getUserMedia。直接报:DOMException Permission denied 然后当然是到MDN找资料了:中文版:https://developer.mozilla.org/zh-CN/docs/Web/API/MediaDevices/getUserMedia ...
Learn about the Navigator interface, including its properties and methods, specifications and browser compatibility.
Web Dictaphone: MediaRecorder + getUserMedia + Web Audio API visualization demo, byChris Mills(source on GitHub.) simpl.info MediaStream Recording demo, bySam Dutton. Navigator.getUserMedia() Dealing with huge MediaRecorder chunkson addpipe.com (2024)...
navigator.getUserMedia({video: true}, function(stream) { pc.onaddstream({stream: stream}); // Adding a local stream won't trigger the onaddstream callback pc.addStream(stream); pc.createOffer(function(offer) { pc.setLocalDescription(new RTCSessionDescription(offer), function() { // send the...
—— MDN-WebRTC_API 核心API 核心的API为:navigator.mediaDevices.getUserMedia 特注:这里还有一个旧有的 API Navigator.getUserMedia...search=GetUserMedia 本瓜结合网上代码,小做修改,放到了线上。...context.drawImage(video, 0, 0, 480, 320); }) 用 video 播放视频,如果想要实现截屏,则用 canvas 进行绘...
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I tested it using the following test case found in the implementation bug: (await navigator.mediaDevices.getUserMedia({video:true, audio:true})).getTracks().map(t => t.getCapabilities()) Related issues Main project issue:https://github.com/orgs/mdn/projects/12/views/6?pane=issue&itemId=815...