Mpeg Encoder Activation Premiere 6.5 Need To Know How To Download Free MPEG-2/DVD Encoder/decoder Software?

Need to know how to download free MPEG-2/DVD encoder/decoder software? - mpeg encoder activation premiere 6.5

I have to decipher Nero Essentials, Unfortunetly the free trial version of MP3 files to maturity. Is there a free download in exchange of videos through MPEG-2/DVD encoder / decoder software