How to stop animation when adding default display view in playerview

[userSV]

When the default player view is being added to the player view, it show a strange animation while adding. How to remove this animation. The code for adding view is: self.displayView.snp.makeConstraints {(make) in make.top.equalTo(view.snp.top) make.left.equalTo(view.snp.left) make.right.equalTo(view.snp.right) make.bottom.equalTo(view.snp.bottom) }