视频标签故障

Question

有人可以告诉我为什么以下标签只显示海报图像而不是视频。

<video loop preload="auto" poster="https://v.cdn.vine.co/r/thumbs/6E3D5C44EF971106677480906752_1b2782bf8bc.3.1.mp4_4k51O7l0pibzJwSKxYQnhzNhClScxGOtyylyyd97BYQc._hwWqToJivTuKAp7nE0.jpg?versionId=RbNdo0ARrcYsa1ETobYaSkGe_gyX535k">
<source src='http://v.cdn.vine.co/v/videos/A69BFCDF-56E8-44A2-AA05-DB090DAA2901-5135-000002D2B5159EF7_1.1.1.mp4' type="video/mp4">
</video>

Answer 1

在视频标签的末尾添加autoplay

<video loop preload="auto" poster="https://v.cdn.vine.co/r/thumbs/6E3D5C44EF971106677480906752_1b2782bf8bc.3.1.mp4_4k51O7l0pibzJwSKxYQnhzNhClScxGOtyylyyd97BYQc._hwWqToJivTuKAp7nE0.jpg?versionId=RbNdo0ARrcYsa1ETobYaSkGe_gyX535k" controls autoplay>
<source src='http://v.cdn.vine.co/v/videos/A69BFCDF-56E8-44A2-AA05-DB090DAA2901-5135-000002D2B5159EF7_1.1.1.mp4' type="video/mp4">
</video>

Answer 2

您需要控件和/或自动播放

<video autoplay controls loop preload="auto"> ... </video>