"Codec Decoder Pack is a complete collection of DirectShow filters, splitters and plug-ins that will allow you to play all Audio and Video formats such as AVI, AAC, APE, DIVX, FLV, FLAC, MKV, M2TS, MP3, MP4, M4V, MOV, MPEG, OGG, WMV, XVID and many others on any Media Player without hassle and with the best Audio and Picture quality possible." . . . . .