Nero decoding help (errors on it )

[RampageOC]

Hello was wondering if any body could help me i have made a disk and it seems to have a lot of pixels on it and a clicking noise i thought maybe s*** data that im using but it is also there when i image burn it to the computer or do it to a TS-folder any one know how i can improve this ? It is a avi file but before i decode and play it on windows media it is great quality

thanks