最近相信很多朋友对这个话题都很感兴趣，因为最近这个话题也很热门，所以现在大家都想了解一下，我也在网上搜集了一些和它相关的信息，就和大家分享一下吧。
I have a video in applications documents folder. I need it to be saved in camera roll. So, I used UISaveVideoAtPathToSavedPhotosAlbum method to save it in camera roll. It\'s working and I can see the
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