daily-share
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20 hours ago •
yaogengzhu
yaogengzhu
个人博客记录、内容在issues
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背景： 动态壁纸 mp4 预览加载卡顿。在前端层面抽取视频第一帧作为视频背景图。 前端实现方案： ```JS const upload = async (file) => { const video = document.createElement('video'); video.src = URL.createObjectURL(file); await video.play(); // 等待视频加载 // 创建一个 canvas 元素 const canvas...
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