HTML DOM video 对象

视频对象

Video 对象表示 HTML <video> 元素。

访问视频对象

您可以使用 getElementById() 访问 <video> 元素：

示例

var x = document.getElementById("myVideo");

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创建视频对象

您可以使用 document.createElement() 方法创建 <video> 元素：

示例

var x = document.createElement("VIDEO");

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视频对象属性

Property	Description
audioTracks	Returns an AudioTrackList object representing available audio tracks
autoplay	Sets or returns whether a video should start playing as soon as it is ready
buffered	Returns a TimeRanges object representing the buffered parts of a video
controller	Returns the MediaController object representing the current media controller of a video
controls	Sets or returns whether a video should have controls displayed (play/pause etc)
crossOrigin	Sets or returns the CORS settings of a video
currentSrc	Returns the URL of the current video
currentTime	Sets or returns the current playback position in a video (in seconds)
defaultMuted	Sets or returns whether the video should be muted by default
defaultPlaybackRate	Sets or returns whether the default playback speed of the video
duration	Returns the length of a video (in seconds)
ended	Returns whether the playback of the video has ended
error	Returns a MediaError object representing the error state of the video
height	Sets or returns the value of the height attribute of a video
loop	Sets or returns whether the video should start playing over again, every time it is finished
mediaGroup	Sets or returns the name of the media group the video(s) is a part of
muted	Sets or returns whether the sound of a video should be turned off
networkState	Returns the current network state of a video
paused	Returns whether a video is paused or not
playbackRate	Sets or returns the speed of the video playback
played	Returns a TimeRanges object representing the played parts of the video
poster	Sets or returns the value of the poster attribute of a video
preload	Sets or returns the value of the preload attribute of a video
readyState	Returns the current ready state of a video
seekable	Returns a TimeRanges object representing the seekable parts of a video
seeking	Returns whether the user is currently seeking in the video
src	Sets or returns the value of the src attribute of a video
startDate	Returns a Date object representing the current time offset
textTracks	Returns a TextTrackList object representing the available text tracks
videoTracks	Deprecated. Do not use it.
volume	Sets or returns the audio volume of a video
width	Sets or returns the value of the width attribute of a video

视频对象方法

Method	Description
addTextTrack()	Adds a new text track to the video
canPlayType()	Checks whether the browser can play the specified video type
load()	Re-loads the video element
play()	Starts playing the video
pause()	Pauses the currently playing video

标准属性和事件

Video 对象还支持标准特性和事件。

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