HTML audio/video

HTML audio/video DOM reference manual

HTML5 DOM provides methods, properties, and events for the elements of slt;audio> and slt;video?gt;

These methods, properties, and events allow you to use JavaScript to manipulate the elements.

HTML audio/video method

方法	描述
addTextTrack()	向音频/视频添加新的文本轨道。
canPlayType()	检测浏览器是否能播放指定的音频/视频类型。
load()	重新加载音频/视频元素。
play()	开始播放音频/视频。
pause()	暂停当前播放的音频/视频。

HTML audio/video properties

属性	描述
audioTracks	返回表示可用音频轨道的 AudioTrackList 对象。
autoplay	设置或返回是否在加载完成后随即播放音频/视频。
buffered	返回表示音频/视频已缓冲部分的 TimeRanges 对象。
controller	返回表示音频/视频当前媒体控制器的 MediaController 对象。
controls	设置或返回音频/视频是否显示控件（比如播放/暂停等）。
crossOrigin	设置或返回音频/视频的 CORS 设置。
currentSrc	返回当前音频/视频的 URL。
currentTime	设置或返回音频/视频中的当前播放位置（以秒计）。
defaultMuted	设置或返回音频/视频默认是否静音。
defaultPlaybackRate	设置或返回音频/视频的默认播放速度。
duration	返回当前音频/视频的长度（以秒计）。
ended	返回音频/视频的播放是否已结束。
error	返回表示音频/视频错误状态的 MediaError 对象。
loop	设置或返回音频/视频是否应在结束时重新播放。
mediaGroup	设置或返回音频/视频所属的组合（用于连接多个音频/视频元素）。
muted	设置或返回音频/视频是否静音。
networkState	返回音频/视频的当前网络状态。
paused	设置或返回音频/视频是否暂停。
playbackRate	设置或返回音频/视频播放的速度。
played	返回表示音频/视频已播放部分的 TimeRanges 对象。
preload	设置或返回音频/视频是否应该在页面加载后进行加载。
readyState	返回音频/视频当前的就绪状态。
seekable	返回表示音频/视频可寻址部分的 TimeRanges 对象。
seeking	返回用户是否正在音频/视频中进行查找。
src	设置或返回音频/视频元素的当前来源。
startDate	返回表示当前时间偏移的 Date 对象。
textTracks	返回表示可用文本轨道的 TextTrackList 对象。
videoTracks	返回表示可用视频轨道的 VideoTrackList 对象。
volume	设置或返回音频/视频的音量。

HTML audio/video events

Event	Describe
abort	Triggered when the loading of audio/video has been abandoned.
canplay	Triggered when the browser can start playing audio/video.
canplaythrough	Triggered when the browser can play without pausing for buffering.
durationchange	Triggered when the length of audio/video has changed.
emptied	Triggered when the current playlist is empty.
ended	Triggered when the current playlist is over.
error	Triggered when an error occurs during audio/video loading.
loadeddata	Triggered when the browser has loaded the current frame of audio/video.
loadedmetadata	Triggered when the browser has loaded metadata for audio/video.
loadstart	Triggered when the browser starts looking for audio/video.
pause	Triggered when audio/video has been paused.
play	Triggered when audio/video has started or is no longer paused.
playing	Triggered when audio/video is ready after it has been paused or stopped due to buffering.
progress	Triggered when the browser is downloading audio/video.
ratechange	Triggered when the playback speed of the audio/video has changed.
seeked	Triggered when the user has moved/jumped to a new location in the audio/video.
seeking	Triggered when the user starts moving/jumping to a new location in the audio/video.
stalled	Triggered when the browser tries to get media data, but the data is not available.
suspend	Triggered when the browser deliberately does not obtain media data.
timeupdate	Triggered when the current playback position has changed.
volumechange	Triggered when the volume has changed.
waiting	Triggered when the video stops because it needs to buffer the next frame.

Table of contents

HTML audio/video DOM reference manual

HTML audio/video method

HTML audio/video properties

HTML audio/video events

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