定义和用法
playbackRate 属性设置或返回音频的当前播放速度。
示例代码1:
代码示例:
<video id="video" controls src="**.mp4" type="video/mp4"></video>
选择倍速播放:
<select id="select">
<option value="0.5">0.5</option>
<option value="1" selected>1.0</option>
<option value="1.25">1.25</option>
<option value="1.5">1.5</option>
<option value="2">2.0</option>
</select>
var select = document.getElementById(\’select\’);
var video = document.getElementById(\’video\’);
select.addEventListener(\’change\’, function () {
video.playbackRate = this.value;
})
示例2:
应用倍速实例。
<div id="player"></div>
<script src="//player.polyv.net/script/player.js"></script>
<script>
var player = polyvPlayer({
wrap: \’#player\’,
width: 800,
height: 533,
vid: \’e785b2c81c9e018296671a1287e99615_e\’,
});
</script>
设置倍速代码如下:
<div id="player"></div>
<script src="//player.polyv.net/script/player.js"></script>
<script>
var player = polyvPlayer({
wrap: \’#player\’,
width: 800,
height: 533,
speed:[2, 1.5, 1.2, 0.5], //倍速播放参数设定值
vid: \’e785b2c81c9e018296671a1287e99615_e\’,
});
</script>
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