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• 句法
• 规范
• 浏览器兼容性
• 相关话题

RTCTrackEventInit dictionary's track property specifies the MediaStreamTrack associated with the track 事件。

句法

var trackEventInit = {
  receiver: rtpReceiver,
  track: mediaStreamTrack,
  streams: [videoStream],
  transceiver: rtpTransceiver
};
var track = trackEventInit.track;
					

值

A MediaStreamTrack representing the track with which the event is associated. This is the track that's being added to the RTCPeerConnection .

规范

规范	状态	注释
WebRTC 1.0: Real-time Communication Between Browsers The definition of 'RTCTrackEventInit.track' in that specification.	候选推荐	最初的规范。

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
track	Chrome 56	Edge ≤18	Firefox 22	IE No	Opera 43	Safari ?	WebView Android 56	Chrome Android 56	Firefox Android 44	Opera Android 43	Safari iOS ?	Samsung Internet Android 6.0

图例

完整支持

完整支持

不支持

不支持

兼容性未知 ?

兼容性未知

元数据

• 最后修改： Mar 18, 2019

相关话题

1. RTCTrackEventInit
2. 特性

   1. receiver
   2. 流
   3. track