Audio/Video

Audio/Video 方法

addTextTrack() canPlayType() load() play() pause()

Audio/Video 属性

audioTracks autoplay buffered controller controls crossOrigin currentSrc currentTime defaultMuted defaultPlaybackRate duration ended error loop mediaGroup muted networkState paused playbackRate played readyState readyState seekable seeking src startDate textTracks videoTracks volume

Audio/Video 事件

onabort oncanplay oncanplaythrouth ondurationchange emptied onended onerror onloadeddata onloadedmetadata onloadstart onpause onplay onplaying onprogress onratechange onseeked onseeking onstalled onsuspend ontimeupdate onvolumechange onwaiting

JavaScript对象

基础内容

基础

HTML DOM

DOM Document DOM Elements DOM Attributes DOM Events

浏览器BOM

Window Navigator Screen History Location

html对象

a abbr address area article aside audio b base bdo blockquote body br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1~h6 head hr html i iframe img input button input checkbox input color input date input datetime input datetime-local input email input file input hidden input image input month input number input password input radio input range input reset input search input submit input text input time input url input week ins kbd keygen label legend li link map mark menu meta meter nav object ol optgroup option output p param pre progress q s samp script scetion select small source span strong style

controls属性 设置或返回视频、声频用户界面

使用controls属性设置或返回能够操作视频、声频播放或停止的用户标准界面。

用户标准界面的构成:

  • 播放
  • 暂停
  • 播放滑条
  • 音量
  • 满屏切换(视频)
  • 字幕切换(如果可用)
  • 字幕轨道(如果可用)

注:使用controls属性设置或返回视频是否带有基本用户操作界面。

属性值及其说明
说明
true 设定用户界面显示
false 设定用户界面不显示
JavaScript 语法:audio/video.controls=true/false;
默认值:false

使用例


<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title>Insert title here</title>

</head>

<body>

<button onclick="enableControls()" type="button">显示用户界面</button>

<button onclick="disableControls()" type="button">不显示用户界面</button>

<button onclick="checkControls()" type="button">检查用户界面的状态</button><br>

<video id="video1" width="480" height="270" controls="controls">

<source src="material/sample.mp4" type="video/mp4"/>

<source src="material/sample.ogv" type="video/ogg"/>

你的浏览器不支持HTML5 video.

</video>

<script>

var vid = document.getElementById("video1");

function enableControls() {

vid.controls = true;

vid.load();

}

function disableControls() {

vid.controls = false;

vid.load();

}

function checkControls() {

alert(vid.controls);

}

</script>

</body>

</html>

不同浏览器的对应情况

属性
controls 9.0 yes 3.5 yes yes