video 加载完播放时,第一帧是填充容器,后面才是object-fit = contain 的表现,导致视频有闪烁的情况

复现片段

https://developers.weixin.qq.com/s/lq8WzKmq7wAI

复现视频

https://www.kuaishou.com/short-video/3xgaqww62zw6j64?utm_source=video&utm_medium=video&utm_campaign=video