AudioTrackList html5 h5_内存溢出

html-js-css

html5中返回AudioTrackList对象的属性audioTracks

实例获得可用音轨的数量：myVid=document.getElementById("video1");alert(myVid.audioTracks.length);定义和用法audioTracks 属性返回 Aud

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2022-4-22
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