public AVAssetReaderVideoCompositionOutput FromTracks(AVAssetTrack [] videoTracks, AVVideoSettings videoSettings)
 {
     return(WeakFromTracks(videoTracks, videoSettings == null ? null : videoSettings.ToDictionary()));
 }
 public AVAssetReaderVideoCompositionOutput(AVAssetTrack [] videoTracks, AVVideoSettings videoSettings)
     : this(videoTracks, videoSettings == null ? null : videoSettings.ToDictionary())
 {
 }