Version 18.08 Format_AdditionalFeatures, CodecID_* fields. Version 18.03 Update from upstream MediaInfo fields info. Previous versions made by Dave Rice. This element describes Active Format Description (AFD) codes as described in the DVB standard TS 101 154. This element describes album-gain values to attenuate the signal on a per-album basis. This element describes peak loudness levels when measuring a signal on a per-album basis. Documents the type of encoded media with the track, ie: General, Video, Audio, Text, Image, etc. If there is more than one track of the same type (i.e. four audio tracks) this attribute will number them according to storage order within the bitstream.