来自图书馆的Assets，即:assets-library://asset/asset.mov?id=0399CB6D-D3D9-4F4C-82B9-AC93CCE2FB16&ext=mov[UIVideoEditorControllercanEditVideoAtPath:videoPath]总是返回NO我在控制台中看到这个错误::Videoassets-library://asset/asset.mov?id=0399CB6D-D3D9-4F4C-82B9-AC93CCE2FB16&ext=movcannotbesavedtothesavedphotosalbum:ErrorDom