Here is a list of all namespace variables with links to the namespace documentation for each variable:

• cdec : TagParser::Mp4TagExtendedNameIds
• firstKnownField : TagParser
• iTunes : TagParser::Mp4TagExtendedMeanIds
• knownFieldArraySize : TagParser
• label : TagParser::Mp4TagExtendedNameIds
• lastKnownField : TagParser
• mpeg4SamplingFrequencyTable : TagParser
• worstDiagLevel : TagParser