Enumeration OrientationType

Video ad will rotate to match device orientation

广告将旋转来适配设备方向

Force video ad to play in landscape orientation

强制横屏播放

For Android only: Force video ad to play in it's own orientation regardless of device orientation

只用于Android：强制素材按照自己的方向来播放

Force video ad to play in portrait orientation

强制竖屏播放