Update IOS15 ，Initially hit play the video become transparent for a second

[panjingshuang]

在更新了ios15之后，视频初始点击播放，在视频和封面切换的时候，视频会有一秒变成透明然后才继续播放

After updating ios15, the video will initially hit play and become transparent for a second while switching between the video and the cover before continuing to play