Hi, Just wondering: it seems that the max bitrate limit for ~22k mode is lower than the one for ~16k mode? static double rate_mapping_22_uncoupled[4]={ 16000.,28000.,50000.,90000. }; vs. static double rate_mapping_16_uncoupled[4]={ 16000.,28000.,64000.,100000. }; A mistake, or is there a reason? Arek