ImageIO tvOS 14.0 to 14.2 API Differences

CGImageDestination.h

Added kCGImageDestinationPreserveGainMap

CGImageProperties.h

Added kCGImagePropertyTGADictionary

Added kCGImagePropertyTGACompression

Added CGImagePropertyTGACompression

Added kCGImageTGACompressionNone

Added kCGImageTGACompressionRLE

Added kCGImageAuxiliaryDataTypeSemanticSegmentationGlassesMatte

Added kCGImageAuxiliaryDataTypeHDRGainMap