ijkplayer-ios: support for soft and hard decoding of video rotation #4594
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目前没有看到 iOS 上面支持视频旋转,如果开启 AVFilter 后可能出现绿边问题和只能支持软解下的旋转。先通过一个简单的视图旋转实现软硬解码下的视频旋转,如有问题,欢迎指正