On this page←API Reference Return to API Reference index←packageNianticSpatial.NSDK.AR.Semantics NianticSpatial.NSDK.AR.Semantics←classARSemanticSegmentationManager NianticSpatial.NSDK.AR.Semantics.ARSemanticSegmentationManager Method GetChannelIndex GetChannelIndex Declaration public int GetChannelIndex(string channelName) Parameters NameTypeSummarychannelNamestringThe name of the semantic class.